.. | .. |
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34 | 34 | #include <rdma/ib_umem.h> |
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35 | 35 | #include <rdma/ib_cache.h> |
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36 | 36 | #include <rdma/ib_user_verbs.h> |
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| 37 | +#include <rdma/rdma_counter.h> |
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37 | 38 | #include <linux/mlx5/fs.h> |
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38 | 39 | #include "mlx5_ib.h" |
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39 | 40 | #include "ib_rep.h" |
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40 | | - |
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41 | | -/* not supported currently */ |
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42 | | -static int wq_signature; |
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| 41 | +#include "counters.h" |
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| 42 | +#include "cmd.h" |
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| 43 | +#include "qp.h" |
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| 44 | +#include "wr.h" |
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43 | 45 | |
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44 | 46 | enum { |
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45 | 47 | MLX5_IB_ACK_REQ_FREQ = 8, |
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.. | .. |
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50 | 52 | MLX5_IB_DEFAULT_QP0_SCHED_QUEUE = 0x3f, |
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51 | 53 | MLX5_IB_LINK_TYPE_IB = 0, |
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52 | 54 | MLX5_IB_LINK_TYPE_ETH = 1 |
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53 | | -}; |
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54 | | - |
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55 | | -enum { |
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56 | | - MLX5_IB_SQ_STRIDE = 6, |
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57 | | - MLX5_IB_SQ_UMR_INLINE_THRESHOLD = 64, |
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58 | | -}; |
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59 | | - |
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60 | | -static const u32 mlx5_ib_opcode[] = { |
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61 | | - [IB_WR_SEND] = MLX5_OPCODE_SEND, |
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62 | | - [IB_WR_LSO] = MLX5_OPCODE_LSO, |
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63 | | - [IB_WR_SEND_WITH_IMM] = MLX5_OPCODE_SEND_IMM, |
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64 | | - [IB_WR_RDMA_WRITE] = MLX5_OPCODE_RDMA_WRITE, |
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65 | | - [IB_WR_RDMA_WRITE_WITH_IMM] = MLX5_OPCODE_RDMA_WRITE_IMM, |
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66 | | - [IB_WR_RDMA_READ] = MLX5_OPCODE_RDMA_READ, |
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67 | | - [IB_WR_ATOMIC_CMP_AND_SWP] = MLX5_OPCODE_ATOMIC_CS, |
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68 | | - [IB_WR_ATOMIC_FETCH_AND_ADD] = MLX5_OPCODE_ATOMIC_FA, |
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69 | | - [IB_WR_SEND_WITH_INV] = MLX5_OPCODE_SEND_INVAL, |
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70 | | - [IB_WR_LOCAL_INV] = MLX5_OPCODE_UMR, |
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71 | | - [IB_WR_REG_MR] = MLX5_OPCODE_UMR, |
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72 | | - [IB_WR_MASKED_ATOMIC_CMP_AND_SWP] = MLX5_OPCODE_ATOMIC_MASKED_CS, |
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73 | | - [IB_WR_MASKED_ATOMIC_FETCH_AND_ADD] = MLX5_OPCODE_ATOMIC_MASKED_FA, |
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74 | | - [MLX5_IB_WR_UMR] = MLX5_OPCODE_UMR, |
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75 | | -}; |
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76 | | - |
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77 | | -struct mlx5_wqe_eth_pad { |
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78 | | - u8 rsvd0[16]; |
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79 | 55 | }; |
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80 | 56 | |
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81 | 57 | enum raw_qp_set_mask_map { |
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.. | .. |
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91 | 67 | struct mlx5_rate_limit rl; |
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92 | 68 | |
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93 | 69 | u8 rq_q_ctr_id; |
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| 70 | + u16 port; |
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94 | 71 | }; |
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95 | 72 | |
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96 | 73 | static void get_cqs(enum ib_qp_type qp_type, |
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.. | .. |
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107 | 84 | return is_qp0(qp_type) || is_qp1(qp_type); |
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108 | 85 | } |
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109 | 86 | |
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110 | | -static void *get_wqe(struct mlx5_ib_qp *qp, int offset) |
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111 | | -{ |
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112 | | - return mlx5_buf_offset(&qp->buf, offset); |
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113 | | -} |
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114 | | - |
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115 | | -static void *get_recv_wqe(struct mlx5_ib_qp *qp, int n) |
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116 | | -{ |
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117 | | - return get_wqe(qp, qp->rq.offset + (n << qp->rq.wqe_shift)); |
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118 | | -} |
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119 | | - |
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120 | | -void *mlx5_get_send_wqe(struct mlx5_ib_qp *qp, int n) |
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121 | | -{ |
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122 | | - return get_wqe(qp, qp->sq.offset + (n << MLX5_IB_SQ_STRIDE)); |
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123 | | -} |
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124 | | - |
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125 | 87 | /** |
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126 | | - * mlx5_ib_read_user_wqe() - Copy a user-space WQE to kernel space. |
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| 88 | + * mlx5_ib_read_user_wqe_common() - Copy a WQE (or part of) from user WQ |
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| 89 | + * to kernel buffer |
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127 | 90 | * |
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128 | | - * @qp: QP to copy from. |
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129 | | - * @send: copy from the send queue when non-zero, use the receive queue |
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130 | | - * otherwise. |
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131 | | - * @wqe_index: index to start copying from. For send work queues, the |
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132 | | - * wqe_index is in units of MLX5_SEND_WQE_BB. |
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133 | | - * For receive work queue, it is the number of work queue |
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134 | | - * element in the queue. |
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135 | | - * @buffer: destination buffer. |
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136 | | - * @length: maximum number of bytes to copy. |
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| 91 | + * @umem: User space memory where the WQ is |
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| 92 | + * @buffer: buffer to copy to |
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| 93 | + * @buflen: buffer length |
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| 94 | + * @wqe_index: index of WQE to copy from |
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| 95 | + * @wq_offset: offset to start of WQ |
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| 96 | + * @wq_wqe_cnt: number of WQEs in WQ |
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| 97 | + * @wq_wqe_shift: log2 of WQE size |
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| 98 | + * @bcnt: number of bytes to copy |
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| 99 | + * @bytes_copied: number of bytes to copy (return value) |
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137 | 100 | * |
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138 | | - * Copies at least a single WQE, but may copy more data. |
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| 101 | + * Copies from start of WQE bcnt or less bytes. |
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| 102 | + * Does not gurantee to copy the entire WQE. |
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139 | 103 | * |
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140 | | - * Return: the number of bytes copied, or an error code. |
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| 104 | + * Return: zero on success, or an error code. |
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141 | 105 | */ |
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142 | | -int mlx5_ib_read_user_wqe(struct mlx5_ib_qp *qp, int send, int wqe_index, |
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143 | | - void *buffer, u32 length, |
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144 | | - struct mlx5_ib_qp_base *base) |
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| 106 | +static int mlx5_ib_read_user_wqe_common(struct ib_umem *umem, void *buffer, |
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| 107 | + size_t buflen, int wqe_index, |
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| 108 | + int wq_offset, int wq_wqe_cnt, |
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| 109 | + int wq_wqe_shift, int bcnt, |
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| 110 | + size_t *bytes_copied) |
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145 | 111 | { |
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146 | | - struct ib_device *ibdev = qp->ibqp.device; |
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147 | | - struct mlx5_ib_dev *dev = to_mdev(ibdev); |
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148 | | - struct mlx5_ib_wq *wq = send ? &qp->sq : &qp->rq; |
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149 | | - size_t offset; |
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150 | | - size_t wq_end; |
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151 | | - struct ib_umem *umem = base->ubuffer.umem; |
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152 | | - u32 first_copy_length; |
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153 | | - int wqe_length; |
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| 112 | + size_t offset = wq_offset + ((wqe_index % wq_wqe_cnt) << wq_wqe_shift); |
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| 113 | + size_t wq_end = wq_offset + (wq_wqe_cnt << wq_wqe_shift); |
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| 114 | + size_t copy_length; |
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154 | 115 | int ret; |
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155 | 116 | |
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156 | | - if (wq->wqe_cnt == 0) { |
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157 | | - mlx5_ib_dbg(dev, "mlx5_ib_read_user_wqe for a QP with wqe_cnt == 0. qp_type: 0x%x\n", |
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158 | | - qp->ibqp.qp_type); |
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159 | | - return -EINVAL; |
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160 | | - } |
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| 117 | + /* don't copy more than requested, more than buffer length or |
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| 118 | + * beyond WQ end |
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| 119 | + */ |
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| 120 | + copy_length = min_t(u32, buflen, wq_end - offset); |
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| 121 | + copy_length = min_t(u32, copy_length, bcnt); |
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161 | 122 | |
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162 | | - offset = wq->offset + ((wqe_index % wq->wqe_cnt) << wq->wqe_shift); |
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163 | | - wq_end = wq->offset + (wq->wqe_cnt << wq->wqe_shift); |
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164 | | - |
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165 | | - if (send && length < sizeof(struct mlx5_wqe_ctrl_seg)) |
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166 | | - return -EINVAL; |
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167 | | - |
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168 | | - if (offset > umem->length || |
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169 | | - (send && offset + sizeof(struct mlx5_wqe_ctrl_seg) > umem->length)) |
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170 | | - return -EINVAL; |
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171 | | - |
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172 | | - first_copy_length = min_t(u32, offset + length, wq_end) - offset; |
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173 | | - ret = ib_umem_copy_from(buffer, umem, offset, first_copy_length); |
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| 123 | + ret = ib_umem_copy_from(buffer, umem, offset, copy_length); |
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174 | 124 | if (ret) |
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175 | 125 | return ret; |
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176 | 126 | |
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177 | | - if (send) { |
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178 | | - struct mlx5_wqe_ctrl_seg *ctrl = buffer; |
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179 | | - int ds = be32_to_cpu(ctrl->qpn_ds) & MLX5_WQE_CTRL_DS_MASK; |
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| 127 | + if (!ret && bytes_copied) |
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| 128 | + *bytes_copied = copy_length; |
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180 | 129 | |
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181 | | - wqe_length = ds * MLX5_WQE_DS_UNITS; |
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182 | | - } else { |
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183 | | - wqe_length = 1 << wq->wqe_shift; |
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| 130 | + return 0; |
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| 131 | +} |
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| 132 | + |
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| 133 | +static int mlx5_ib_read_kernel_wqe_sq(struct mlx5_ib_qp *qp, int wqe_index, |
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| 134 | + void *buffer, size_t buflen, size_t *bc) |
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| 135 | +{ |
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| 136 | + struct mlx5_wqe_ctrl_seg *ctrl; |
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| 137 | + size_t bytes_copied = 0; |
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| 138 | + size_t wqe_length; |
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| 139 | + void *p; |
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| 140 | + int ds; |
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| 141 | + |
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| 142 | + wqe_index = wqe_index & qp->sq.fbc.sz_m1; |
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| 143 | + |
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| 144 | + /* read the control segment first */ |
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| 145 | + p = mlx5_frag_buf_get_wqe(&qp->sq.fbc, wqe_index); |
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| 146 | + ctrl = p; |
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| 147 | + ds = be32_to_cpu(ctrl->qpn_ds) & MLX5_WQE_CTRL_DS_MASK; |
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| 148 | + wqe_length = ds * MLX5_WQE_DS_UNITS; |
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| 149 | + |
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| 150 | + /* read rest of WQE if it spreads over more than one stride */ |
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| 151 | + while (bytes_copied < wqe_length) { |
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| 152 | + size_t copy_length = |
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| 153 | + min_t(size_t, buflen - bytes_copied, MLX5_SEND_WQE_BB); |
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| 154 | + |
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| 155 | + if (!copy_length) |
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| 156 | + break; |
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| 157 | + |
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| 158 | + memcpy(buffer + bytes_copied, p, copy_length); |
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| 159 | + bytes_copied += copy_length; |
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| 160 | + |
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| 161 | + wqe_index = (wqe_index + 1) & qp->sq.fbc.sz_m1; |
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| 162 | + p = mlx5_frag_buf_get_wqe(&qp->sq.fbc, wqe_index); |
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184 | 163 | } |
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| 164 | + *bc = bytes_copied; |
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| 165 | + return 0; |
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| 166 | +} |
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185 | 167 | |
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186 | | - if (wqe_length <= first_copy_length) |
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187 | | - return first_copy_length; |
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| 168 | +static int mlx5_ib_read_user_wqe_sq(struct mlx5_ib_qp *qp, int wqe_index, |
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| 169 | + void *buffer, size_t buflen, size_t *bc) |
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| 170 | +{ |
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| 171 | + struct mlx5_ib_qp_base *base = &qp->trans_qp.base; |
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| 172 | + struct ib_umem *umem = base->ubuffer.umem; |
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| 173 | + struct mlx5_ib_wq *wq = &qp->sq; |
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| 174 | + struct mlx5_wqe_ctrl_seg *ctrl; |
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| 175 | + size_t bytes_copied; |
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| 176 | + size_t bytes_copied2; |
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| 177 | + size_t wqe_length; |
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| 178 | + int ret; |
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| 179 | + int ds; |
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188 | 180 | |
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189 | | - ret = ib_umem_copy_from(buffer + first_copy_length, umem, wq->offset, |
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190 | | - wqe_length - first_copy_length); |
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| 181 | + /* at first read as much as possible */ |
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| 182 | + ret = mlx5_ib_read_user_wqe_common(umem, buffer, buflen, wqe_index, |
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| 183 | + wq->offset, wq->wqe_cnt, |
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| 184 | + wq->wqe_shift, buflen, |
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| 185 | + &bytes_copied); |
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191 | 186 | if (ret) |
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192 | 187 | return ret; |
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193 | 188 | |
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194 | | - return wqe_length; |
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| 189 | + /* we need at least control segment size to proceed */ |
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| 190 | + if (bytes_copied < sizeof(*ctrl)) |
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| 191 | + return -EINVAL; |
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| 192 | + |
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| 193 | + ctrl = buffer; |
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| 194 | + ds = be32_to_cpu(ctrl->qpn_ds) & MLX5_WQE_CTRL_DS_MASK; |
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| 195 | + wqe_length = ds * MLX5_WQE_DS_UNITS; |
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| 196 | + |
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| 197 | + /* if we copied enough then we are done */ |
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| 198 | + if (bytes_copied >= wqe_length) { |
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| 199 | + *bc = bytes_copied; |
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| 200 | + return 0; |
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| 201 | + } |
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| 202 | + |
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| 203 | + /* otherwise this a wrapped around wqe |
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| 204 | + * so read the remaining bytes starting |
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| 205 | + * from wqe_index 0 |
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| 206 | + */ |
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| 207 | + ret = mlx5_ib_read_user_wqe_common(umem, buffer + bytes_copied, |
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| 208 | + buflen - bytes_copied, 0, wq->offset, |
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| 209 | + wq->wqe_cnt, wq->wqe_shift, |
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| 210 | + wqe_length - bytes_copied, |
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| 211 | + &bytes_copied2); |
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| 212 | + |
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| 213 | + if (ret) |
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| 214 | + return ret; |
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| 215 | + *bc = bytes_copied + bytes_copied2; |
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| 216 | + return 0; |
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| 217 | +} |
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| 218 | + |
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| 219 | +int mlx5_ib_read_wqe_sq(struct mlx5_ib_qp *qp, int wqe_index, void *buffer, |
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| 220 | + size_t buflen, size_t *bc) |
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| 221 | +{ |
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| 222 | + struct mlx5_ib_qp_base *base = &qp->trans_qp.base; |
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| 223 | + struct ib_umem *umem = base->ubuffer.umem; |
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| 224 | + |
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| 225 | + if (buflen < sizeof(struct mlx5_wqe_ctrl_seg)) |
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| 226 | + return -EINVAL; |
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| 227 | + |
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| 228 | + if (!umem) |
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| 229 | + return mlx5_ib_read_kernel_wqe_sq(qp, wqe_index, buffer, |
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| 230 | + buflen, bc); |
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| 231 | + |
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| 232 | + return mlx5_ib_read_user_wqe_sq(qp, wqe_index, buffer, buflen, bc); |
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| 233 | +} |
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| 234 | + |
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| 235 | +static int mlx5_ib_read_user_wqe_rq(struct mlx5_ib_qp *qp, int wqe_index, |
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| 236 | + void *buffer, size_t buflen, size_t *bc) |
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| 237 | +{ |
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| 238 | + struct mlx5_ib_qp_base *base = &qp->trans_qp.base; |
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| 239 | + struct ib_umem *umem = base->ubuffer.umem; |
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| 240 | + struct mlx5_ib_wq *wq = &qp->rq; |
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| 241 | + size_t bytes_copied; |
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| 242 | + int ret; |
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| 243 | + |
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| 244 | + ret = mlx5_ib_read_user_wqe_common(umem, buffer, buflen, wqe_index, |
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| 245 | + wq->offset, wq->wqe_cnt, |
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| 246 | + wq->wqe_shift, buflen, |
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| 247 | + &bytes_copied); |
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| 248 | + |
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| 249 | + if (ret) |
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| 250 | + return ret; |
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| 251 | + *bc = bytes_copied; |
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| 252 | + return 0; |
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| 253 | +} |
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| 254 | + |
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| 255 | +int mlx5_ib_read_wqe_rq(struct mlx5_ib_qp *qp, int wqe_index, void *buffer, |
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| 256 | + size_t buflen, size_t *bc) |
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| 257 | +{ |
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| 258 | + struct mlx5_ib_qp_base *base = &qp->trans_qp.base; |
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| 259 | + struct ib_umem *umem = base->ubuffer.umem; |
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| 260 | + struct mlx5_ib_wq *wq = &qp->rq; |
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| 261 | + size_t wqe_size = 1 << wq->wqe_shift; |
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| 262 | + |
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| 263 | + if (buflen < wqe_size) |
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| 264 | + return -EINVAL; |
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| 265 | + |
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| 266 | + if (!umem) |
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| 267 | + return -EOPNOTSUPP; |
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| 268 | + |
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| 269 | + return mlx5_ib_read_user_wqe_rq(qp, wqe_index, buffer, buflen, bc); |
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| 270 | +} |
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| 271 | + |
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| 272 | +static int mlx5_ib_read_user_wqe_srq(struct mlx5_ib_srq *srq, int wqe_index, |
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| 273 | + void *buffer, size_t buflen, size_t *bc) |
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| 274 | +{ |
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| 275 | + struct ib_umem *umem = srq->umem; |
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| 276 | + size_t bytes_copied; |
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| 277 | + int ret; |
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| 278 | + |
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| 279 | + ret = mlx5_ib_read_user_wqe_common(umem, buffer, buflen, wqe_index, 0, |
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| 280 | + srq->msrq.max, srq->msrq.wqe_shift, |
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| 281 | + buflen, &bytes_copied); |
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| 282 | + |
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| 283 | + if (ret) |
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| 284 | + return ret; |
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| 285 | + *bc = bytes_copied; |
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| 286 | + return 0; |
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| 287 | +} |
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| 288 | + |
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| 289 | +int mlx5_ib_read_wqe_srq(struct mlx5_ib_srq *srq, int wqe_index, void *buffer, |
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| 290 | + size_t buflen, size_t *bc) |
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| 291 | +{ |
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| 292 | + struct ib_umem *umem = srq->umem; |
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| 293 | + size_t wqe_size = 1 << srq->msrq.wqe_shift; |
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| 294 | + |
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| 295 | + if (buflen < wqe_size) |
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| 296 | + return -EINVAL; |
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| 297 | + |
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| 298 | + if (!umem) |
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| 299 | + return -EOPNOTSUPP; |
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| 300 | + |
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| 301 | + return mlx5_ib_read_user_wqe_srq(srq, wqe_index, buffer, buflen, bc); |
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195 | 302 | } |
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196 | 303 | |
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197 | 304 | static void mlx5_ib_qp_event(struct mlx5_core_qp *qp, int type) |
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.. | .. |
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258 | 365 | cap->max_recv_wr = 0; |
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259 | 366 | cap->max_recv_sge = 0; |
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260 | 367 | } else { |
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| 368 | + int wq_sig = !!(qp->flags_en & MLX5_QP_FLAG_SIGNATURE); |
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| 369 | + |
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261 | 370 | if (ucmd) { |
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262 | 371 | qp->rq.wqe_cnt = ucmd->rq_wqe_count; |
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263 | 372 | if (ucmd->rq_wqe_shift > BITS_PER_BYTE * sizeof(ucmd->rq_wqe_shift)) |
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264 | 373 | return -EINVAL; |
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265 | 374 | qp->rq.wqe_shift = ucmd->rq_wqe_shift; |
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266 | | - if ((1 << qp->rq.wqe_shift) / sizeof(struct mlx5_wqe_data_seg) < qp->wq_sig) |
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| 375 | + if ((1 << qp->rq.wqe_shift) / |
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| 376 | + sizeof(struct mlx5_wqe_data_seg) < |
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| 377 | + wq_sig) |
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267 | 378 | return -EINVAL; |
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268 | | - qp->rq.max_gs = (1 << qp->rq.wqe_shift) / sizeof(struct mlx5_wqe_data_seg) - qp->wq_sig; |
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| 379 | + qp->rq.max_gs = |
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| 380 | + (1 << qp->rq.wqe_shift) / |
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| 381 | + sizeof(struct mlx5_wqe_data_seg) - |
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| 382 | + wq_sig; |
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269 | 383 | qp->rq.max_post = qp->rq.wqe_cnt; |
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270 | 384 | } else { |
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271 | | - wqe_size = qp->wq_sig ? sizeof(struct mlx5_wqe_signature_seg) : 0; |
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| 385 | + wqe_size = |
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| 386 | + wq_sig ? sizeof(struct mlx5_wqe_signature_seg) : |
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| 387 | + 0; |
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272 | 388 | wqe_size += cap->max_recv_sge * sizeof(struct mlx5_wqe_data_seg); |
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273 | 389 | wqe_size = roundup_pow_of_two(wqe_size); |
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274 | 390 | wq_size = roundup_pow_of_two(cap->max_recv_wr) * wqe_size; |
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.. | .. |
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282 | 398 | return -EINVAL; |
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283 | 399 | } |
---|
284 | 400 | qp->rq.wqe_shift = ilog2(wqe_size); |
---|
285 | | - qp->rq.max_gs = (1 << qp->rq.wqe_shift) / sizeof(struct mlx5_wqe_data_seg) - qp->wq_sig; |
---|
| 401 | + qp->rq.max_gs = |
---|
| 402 | + (1 << qp->rq.wqe_shift) / |
---|
| 403 | + sizeof(struct mlx5_wqe_data_seg) - |
---|
| 404 | + wq_sig; |
---|
286 | 405 | qp->rq.max_post = qp->rq.wqe_cnt; |
---|
287 | 406 | } |
---|
288 | 407 | } |
---|
.. | .. |
---|
297 | 416 | switch (attr->qp_type) { |
---|
298 | 417 | case IB_QPT_XRC_INI: |
---|
299 | 418 | size += sizeof(struct mlx5_wqe_xrc_seg); |
---|
300 | | - /* fall through */ |
---|
| 419 | + fallthrough; |
---|
301 | 420 | case IB_QPT_RC: |
---|
302 | 421 | size += sizeof(struct mlx5_wqe_ctrl_seg) + |
---|
303 | 422 | max(sizeof(struct mlx5_wqe_atomic_seg) + |
---|
.. | .. |
---|
322 | 441 | if (attr->create_flags & IB_QP_CREATE_IPOIB_UD_LSO) |
---|
323 | 442 | size += sizeof(struct mlx5_wqe_eth_pad) + |
---|
324 | 443 | sizeof(struct mlx5_wqe_eth_seg); |
---|
325 | | - /* fall through */ |
---|
| 444 | + fallthrough; |
---|
326 | 445 | case IB_QPT_SMI: |
---|
327 | 446 | case MLX5_IB_QPT_HW_GSI: |
---|
328 | 447 | size += sizeof(struct mlx5_wqe_ctrl_seg) + |
---|
.. | .. |
---|
357 | 476 | } |
---|
358 | 477 | |
---|
359 | 478 | size += attr->cap.max_send_sge * sizeof(struct mlx5_wqe_data_seg); |
---|
360 | | - if (attr->create_flags & IB_QP_CREATE_SIGNATURE_EN && |
---|
| 479 | + if (attr->create_flags & IB_QP_CREATE_INTEGRITY_EN && |
---|
361 | 480 | ALIGN(max_t(int, inl_size, size), MLX5_SEND_WQE_BB) < MLX5_SIG_WQE_SIZE) |
---|
362 | | - return MLX5_SIG_WQE_SIZE; |
---|
| 481 | + return MLX5_SIG_WQE_SIZE; |
---|
363 | 482 | else |
---|
364 | 483 | return ALIGN(max_t(int, inl_size, size), MLX5_SEND_WQE_BB); |
---|
365 | 484 | } |
---|
.. | .. |
---|
411 | 530 | sizeof(struct mlx5_wqe_inline_seg); |
---|
412 | 531 | attr->cap.max_inline_data = qp->max_inline_data; |
---|
413 | 532 | |
---|
414 | | - if (attr->create_flags & IB_QP_CREATE_SIGNATURE_EN) |
---|
415 | | - qp->signature_en = true; |
---|
416 | | - |
---|
417 | 533 | wq_size = roundup_pow_of_two(attr->cap.max_send_wr * wqe_size); |
---|
418 | 534 | qp->sq.wqe_cnt = wq_size / MLX5_SEND_WQE_BB; |
---|
419 | 535 | if (qp->sq.wqe_cnt > (1 << MLX5_CAP_GEN(dev->mdev, log_max_qp_sz))) { |
---|
.. | .. |
---|
449 | 565 | return -EINVAL; |
---|
450 | 566 | } |
---|
451 | 567 | |
---|
452 | | - if (ucmd->sq_wqe_count && ((1 << ilog2(ucmd->sq_wqe_count)) != ucmd->sq_wqe_count)) { |
---|
453 | | - mlx5_ib_warn(dev, "sq_wqe_count %d, sq_wqe_count %d\n", |
---|
454 | | - ucmd->sq_wqe_count, ucmd->sq_wqe_count); |
---|
| 568 | + if (ucmd->sq_wqe_count && !is_power_of_2(ucmd->sq_wqe_count)) { |
---|
| 569 | + mlx5_ib_warn(dev, "sq_wqe_count %d is not a power of two\n", |
---|
| 570 | + ucmd->sq_wqe_count); |
---|
455 | 571 | return -EINVAL; |
---|
456 | 572 | } |
---|
457 | 573 | |
---|
.. | .. |
---|
465 | 581 | } |
---|
466 | 582 | |
---|
467 | 583 | if (attr->qp_type == IB_QPT_RAW_PACKET || |
---|
468 | | - qp->flags & MLX5_IB_QP_UNDERLAY) { |
---|
| 584 | + qp->flags & IB_QP_CREATE_SOURCE_QPN) { |
---|
469 | 585 | base->ubuffer.buf_size = qp->rq.wqe_cnt << qp->rq.wqe_shift; |
---|
470 | 586 | qp->raw_packet_qp.sq.ubuffer.buf_size = qp->sq.wqe_cnt << 6; |
---|
471 | 587 | } else { |
---|
.. | .. |
---|
567 | 683 | { |
---|
568 | 684 | int bfregn = -ENOMEM; |
---|
569 | 685 | |
---|
| 686 | + if (bfregi->lib_uar_dyn) |
---|
| 687 | + return -EINVAL; |
---|
| 688 | + |
---|
570 | 689 | mutex_lock(&bfregi->lock); |
---|
571 | 690 | if (bfregi->ver >= 2) { |
---|
572 | 691 | bfregn = alloc_high_class_bfreg(dev, bfregi); |
---|
.. | .. |
---|
617 | 736 | case IB_QPT_SMI: return MLX5_QP_ST_QP0; |
---|
618 | 737 | case MLX5_IB_QPT_HW_GSI: return MLX5_QP_ST_QP1; |
---|
619 | 738 | case MLX5_IB_QPT_DCI: return MLX5_QP_ST_DCI; |
---|
620 | | - case IB_QPT_RAW_IPV6: return MLX5_QP_ST_RAW_IPV6; |
---|
621 | | - case IB_QPT_RAW_PACKET: |
---|
622 | | - case IB_QPT_RAW_ETHERTYPE: return MLX5_QP_ST_RAW_ETHERTYPE; |
---|
623 | | - case IB_QPT_MAX: |
---|
| 739 | + case IB_QPT_RAW_PACKET: return MLX5_QP_ST_RAW_ETHERTYPE; |
---|
624 | 740 | default: return -EINVAL; |
---|
625 | 741 | } |
---|
626 | 742 | } |
---|
.. | .. |
---|
637 | 753 | unsigned int bfregs_per_sys_page; |
---|
638 | 754 | u32 index_of_sys_page; |
---|
639 | 755 | u32 offset; |
---|
| 756 | + |
---|
| 757 | + if (bfregi->lib_uar_dyn) |
---|
| 758 | + return -EINVAL; |
---|
640 | 759 | |
---|
641 | 760 | bfregs_per_sys_page = get_uars_per_sys_page(dev, bfregi->lib_uar_4k) * |
---|
642 | 761 | MLX5_NON_FP_BFREGS_PER_UAR; |
---|
.. | .. |
---|
659 | 778 | return bfregi->sys_pages[index_of_sys_page] + offset; |
---|
660 | 779 | } |
---|
661 | 780 | |
---|
662 | | -static int mlx5_ib_umem_get(struct mlx5_ib_dev *dev, |
---|
663 | | - struct ib_pd *pd, |
---|
| 781 | +static int mlx5_ib_umem_get(struct mlx5_ib_dev *dev, struct ib_udata *udata, |
---|
664 | 782 | unsigned long addr, size_t size, |
---|
665 | | - struct ib_umem **umem, |
---|
666 | | - int *npages, int *page_shift, int *ncont, |
---|
667 | | - u32 *offset) |
---|
| 783 | + struct ib_umem **umem, int *npages, int *page_shift, |
---|
| 784 | + int *ncont, u32 *offset) |
---|
668 | 785 | { |
---|
669 | 786 | int err; |
---|
670 | 787 | |
---|
671 | | - *umem = ib_umem_get(pd->uobject->context, addr, size, 0, 0); |
---|
| 788 | + *umem = ib_umem_get(&dev->ib_dev, addr, size, 0); |
---|
672 | 789 | if (IS_ERR(*umem)) { |
---|
673 | 790 | mlx5_ib_dbg(dev, "umem_get failed\n"); |
---|
674 | 791 | return PTR_ERR(*umem); |
---|
.. | .. |
---|
695 | 812 | } |
---|
696 | 813 | |
---|
697 | 814 | static void destroy_user_rq(struct mlx5_ib_dev *dev, struct ib_pd *pd, |
---|
698 | | - struct mlx5_ib_rwq *rwq) |
---|
| 815 | + struct mlx5_ib_rwq *rwq, struct ib_udata *udata) |
---|
699 | 816 | { |
---|
700 | | - struct mlx5_ib_ucontext *context; |
---|
| 817 | + struct mlx5_ib_ucontext *context = |
---|
| 818 | + rdma_udata_to_drv_context( |
---|
| 819 | + udata, |
---|
| 820 | + struct mlx5_ib_ucontext, |
---|
| 821 | + ibucontext); |
---|
701 | 822 | |
---|
702 | 823 | if (rwq->create_flags & MLX5_IB_WQ_FLAGS_DELAY_DROP) |
---|
703 | 824 | atomic_dec(&dev->delay_drop.rqs_cnt); |
---|
704 | 825 | |
---|
705 | | - context = to_mucontext(pd->uobject->context); |
---|
706 | 826 | mlx5_ib_db_unmap_user(context, &rwq->db); |
---|
707 | | - if (rwq->umem) |
---|
708 | | - ib_umem_release(rwq->umem); |
---|
| 827 | + ib_umem_release(rwq->umem); |
---|
709 | 828 | } |
---|
710 | 829 | |
---|
711 | 830 | static int create_user_rq(struct mlx5_ib_dev *dev, struct ib_pd *pd, |
---|
712 | | - struct mlx5_ib_rwq *rwq, |
---|
| 831 | + struct ib_udata *udata, struct mlx5_ib_rwq *rwq, |
---|
713 | 832 | struct mlx5_ib_create_wq *ucmd) |
---|
714 | 833 | { |
---|
715 | | - struct mlx5_ib_ucontext *context; |
---|
| 834 | + struct mlx5_ib_ucontext *ucontext = rdma_udata_to_drv_context( |
---|
| 835 | + udata, struct mlx5_ib_ucontext, ibucontext); |
---|
716 | 836 | int page_shift = 0; |
---|
717 | 837 | int npages; |
---|
718 | 838 | u32 offset = 0; |
---|
.. | .. |
---|
722 | 842 | if (!ucmd->buf_addr) |
---|
723 | 843 | return -EINVAL; |
---|
724 | 844 | |
---|
725 | | - context = to_mucontext(pd->uobject->context); |
---|
726 | | - rwq->umem = ib_umem_get(pd->uobject->context, ucmd->buf_addr, |
---|
727 | | - rwq->buf_size, 0, 0); |
---|
| 845 | + rwq->umem = ib_umem_get(&dev->ib_dev, ucmd->buf_addr, rwq->buf_size, 0); |
---|
728 | 846 | if (IS_ERR(rwq->umem)) { |
---|
729 | 847 | mlx5_ib_dbg(dev, "umem_get failed\n"); |
---|
730 | 848 | err = PTR_ERR(rwq->umem); |
---|
.. | .. |
---|
749 | 867 | (unsigned long long)ucmd->buf_addr, rwq->buf_size, |
---|
750 | 868 | npages, page_shift, ncont, offset); |
---|
751 | 869 | |
---|
752 | | - err = mlx5_ib_db_map_user(context, ucmd->db_addr, &rwq->db); |
---|
| 870 | + err = mlx5_ib_db_map_user(ucontext, udata, ucmd->db_addr, &rwq->db); |
---|
753 | 871 | if (err) { |
---|
754 | 872 | mlx5_ib_dbg(dev, "map failed\n"); |
---|
755 | 873 | goto err_umem; |
---|
756 | 874 | } |
---|
757 | 875 | |
---|
758 | | - rwq->create_type = MLX5_WQ_USER; |
---|
759 | 876 | return 0; |
---|
760 | 877 | |
---|
761 | 878 | err_umem: |
---|
.. | .. |
---|
770 | 887 | bfregn % MLX5_NON_FP_BFREGS_PER_UAR; |
---|
771 | 888 | } |
---|
772 | 889 | |
---|
773 | | -static int create_user_qp(struct mlx5_ib_dev *dev, struct ib_pd *pd, |
---|
774 | | - struct mlx5_ib_qp *qp, struct ib_udata *udata, |
---|
775 | | - struct ib_qp_init_attr *attr, |
---|
776 | | - u32 **in, |
---|
777 | | - struct mlx5_ib_create_qp_resp *resp, int *inlen, |
---|
778 | | - struct mlx5_ib_qp_base *base) |
---|
| 890 | +static int _create_user_qp(struct mlx5_ib_dev *dev, struct ib_pd *pd, |
---|
| 891 | + struct mlx5_ib_qp *qp, struct ib_udata *udata, |
---|
| 892 | + struct ib_qp_init_attr *attr, u32 **in, |
---|
| 893 | + struct mlx5_ib_create_qp_resp *resp, int *inlen, |
---|
| 894 | + struct mlx5_ib_qp_base *base, |
---|
| 895 | + struct mlx5_ib_create_qp *ucmd) |
---|
779 | 896 | { |
---|
780 | 897 | struct mlx5_ib_ucontext *context; |
---|
781 | | - struct mlx5_ib_create_qp ucmd; |
---|
782 | 898 | struct mlx5_ib_ubuffer *ubuffer = &base->ubuffer; |
---|
783 | 899 | int page_shift = 0; |
---|
784 | 900 | int uar_index = 0; |
---|
.. | .. |
---|
789 | 905 | __be64 *pas; |
---|
790 | 906 | void *qpc; |
---|
791 | 907 | int err; |
---|
| 908 | + u16 uid; |
---|
| 909 | + u32 uar_flags; |
---|
792 | 910 | |
---|
793 | | - err = ib_copy_from_udata(&ucmd, udata, sizeof(ucmd)); |
---|
794 | | - if (err) { |
---|
795 | | - mlx5_ib_dbg(dev, "copy failed\n"); |
---|
796 | | - return err; |
---|
797 | | - } |
---|
798 | | - |
---|
799 | | - context = to_mucontext(pd->uobject->context); |
---|
800 | | - if (ucmd.flags & MLX5_QP_FLAG_BFREG_INDEX) { |
---|
| 911 | + context = rdma_udata_to_drv_context(udata, struct mlx5_ib_ucontext, |
---|
| 912 | + ibucontext); |
---|
| 913 | + uar_flags = qp->flags_en & |
---|
| 914 | + (MLX5_QP_FLAG_UAR_PAGE_INDEX | MLX5_QP_FLAG_BFREG_INDEX); |
---|
| 915 | + switch (uar_flags) { |
---|
| 916 | + case MLX5_QP_FLAG_UAR_PAGE_INDEX: |
---|
| 917 | + uar_index = ucmd->bfreg_index; |
---|
| 918 | + bfregn = MLX5_IB_INVALID_BFREG; |
---|
| 919 | + break; |
---|
| 920 | + case MLX5_QP_FLAG_BFREG_INDEX: |
---|
801 | 921 | uar_index = bfregn_to_uar_index(dev, &context->bfregi, |
---|
802 | | - ucmd.bfreg_index, true); |
---|
| 922 | + ucmd->bfreg_index, true); |
---|
803 | 923 | if (uar_index < 0) |
---|
804 | 924 | return uar_index; |
---|
805 | | - |
---|
806 | 925 | bfregn = MLX5_IB_INVALID_BFREG; |
---|
807 | | - } else if (qp->flags & MLX5_IB_QP_CROSS_CHANNEL) { |
---|
808 | | - /* |
---|
809 | | - * TBD: should come from the verbs when we have the API |
---|
810 | | - */ |
---|
811 | | - /* In CROSS_CHANNEL CQ and QP must use the same UAR */ |
---|
812 | | - bfregn = MLX5_CROSS_CHANNEL_BFREG; |
---|
813 | | - } |
---|
814 | | - else { |
---|
| 926 | + break; |
---|
| 927 | + case 0: |
---|
| 928 | + if (qp->flags & IB_QP_CREATE_CROSS_CHANNEL) |
---|
| 929 | + return -EINVAL; |
---|
815 | 930 | bfregn = alloc_bfreg(dev, &context->bfregi); |
---|
816 | 931 | if (bfregn < 0) |
---|
817 | 932 | return bfregn; |
---|
| 933 | + break; |
---|
| 934 | + default: |
---|
| 935 | + return -EINVAL; |
---|
818 | 936 | } |
---|
819 | 937 | |
---|
820 | 938 | mlx5_ib_dbg(dev, "bfregn 0x%x, uar_index 0x%x\n", bfregn, uar_index); |
---|
.. | .. |
---|
826 | 944 | qp->sq.wqe_shift = ilog2(MLX5_SEND_WQE_BB); |
---|
827 | 945 | qp->sq.offset = qp->rq.wqe_cnt << qp->rq.wqe_shift; |
---|
828 | 946 | |
---|
829 | | - err = set_user_buf_size(dev, qp, &ucmd, base, attr); |
---|
| 947 | + err = set_user_buf_size(dev, qp, ucmd, base, attr); |
---|
830 | 948 | if (err) |
---|
831 | 949 | goto err_bfreg; |
---|
832 | 950 | |
---|
833 | | - if (ucmd.buf_addr && ubuffer->buf_size) { |
---|
834 | | - ubuffer->buf_addr = ucmd.buf_addr; |
---|
835 | | - err = mlx5_ib_umem_get(dev, pd, ubuffer->buf_addr, |
---|
836 | | - ubuffer->buf_size, |
---|
837 | | - &ubuffer->umem, &npages, &page_shift, |
---|
838 | | - &ncont, &offset); |
---|
| 951 | + if (ucmd->buf_addr && ubuffer->buf_size) { |
---|
| 952 | + ubuffer->buf_addr = ucmd->buf_addr; |
---|
| 953 | + err = mlx5_ib_umem_get(dev, udata, ubuffer->buf_addr, |
---|
| 954 | + ubuffer->buf_size, &ubuffer->umem, |
---|
| 955 | + &npages, &page_shift, &ncont, &offset); |
---|
839 | 956 | if (err) |
---|
840 | 957 | goto err_bfreg; |
---|
841 | 958 | } else { |
---|
.. | .. |
---|
850 | 967 | goto err_umem; |
---|
851 | 968 | } |
---|
852 | 969 | |
---|
| 970 | + uid = (attr->qp_type != IB_QPT_XRC_INI) ? to_mpd(pd)->uid : 0; |
---|
| 971 | + MLX5_SET(create_qp_in, *in, uid, uid); |
---|
853 | 972 | pas = (__be64 *)MLX5_ADDR_OF(create_qp_in, *in, pas); |
---|
854 | 973 | if (ubuffer->umem) |
---|
855 | 974 | mlx5_ib_populate_pas(dev, ubuffer->umem, page_shift, pas, 0); |
---|
.. | .. |
---|
866 | 985 | resp->bfreg_index = MLX5_IB_INVALID_BFREG; |
---|
867 | 986 | qp->bfregn = bfregn; |
---|
868 | 987 | |
---|
869 | | - err = mlx5_ib_db_map_user(context, ucmd.db_addr, &qp->db); |
---|
| 988 | + err = mlx5_ib_db_map_user(context, udata, ucmd->db_addr, &qp->db); |
---|
870 | 989 | if (err) { |
---|
871 | 990 | mlx5_ib_dbg(dev, "map failed\n"); |
---|
872 | 991 | goto err_free; |
---|
873 | 992 | } |
---|
874 | 993 | |
---|
875 | | - err = ib_copy_to_udata(udata, resp, min(udata->outlen, sizeof(*resp))); |
---|
876 | | - if (err) { |
---|
877 | | - mlx5_ib_dbg(dev, "copy failed\n"); |
---|
878 | | - goto err_unmap; |
---|
879 | | - } |
---|
880 | | - qp->create_type = MLX5_QP_USER; |
---|
881 | | - |
---|
882 | 994 | return 0; |
---|
883 | | - |
---|
884 | | -err_unmap: |
---|
885 | | - mlx5_ib_db_unmap_user(context, &qp->db); |
---|
886 | 995 | |
---|
887 | 996 | err_free: |
---|
888 | 997 | kvfree(*in); |
---|
889 | 998 | |
---|
890 | 999 | err_umem: |
---|
891 | | - if (ubuffer->umem) |
---|
892 | | - ib_umem_release(ubuffer->umem); |
---|
| 1000 | + ib_umem_release(ubuffer->umem); |
---|
893 | 1001 | |
---|
894 | 1002 | err_bfreg: |
---|
895 | 1003 | if (bfregn != MLX5_IB_INVALID_BFREG) |
---|
.. | .. |
---|
897 | 1005 | return err; |
---|
898 | 1006 | } |
---|
899 | 1007 | |
---|
900 | | -static void destroy_qp_user(struct mlx5_ib_dev *dev, struct ib_pd *pd, |
---|
901 | | - struct mlx5_ib_qp *qp, struct mlx5_ib_qp_base *base) |
---|
| 1008 | +static void destroy_qp(struct mlx5_ib_dev *dev, struct mlx5_ib_qp *qp, |
---|
| 1009 | + struct mlx5_ib_qp_base *base, struct ib_udata *udata) |
---|
902 | 1010 | { |
---|
903 | | - struct mlx5_ib_ucontext *context; |
---|
| 1011 | + struct mlx5_ib_ucontext *context = rdma_udata_to_drv_context( |
---|
| 1012 | + udata, struct mlx5_ib_ucontext, ibucontext); |
---|
904 | 1013 | |
---|
905 | | - context = to_mucontext(pd->uobject->context); |
---|
906 | | - mlx5_ib_db_unmap_user(context, &qp->db); |
---|
907 | | - if (base->ubuffer.umem) |
---|
| 1014 | + if (udata) { |
---|
| 1015 | + /* User QP */ |
---|
| 1016 | + mlx5_ib_db_unmap_user(context, &qp->db); |
---|
908 | 1017 | ib_umem_release(base->ubuffer.umem); |
---|
909 | 1018 | |
---|
910 | | - /* |
---|
911 | | - * Free only the BFREGs which are handled by the kernel. |
---|
912 | | - * BFREGs of UARs allocated dynamically are handled by user. |
---|
913 | | - */ |
---|
914 | | - if (qp->bfregn != MLX5_IB_INVALID_BFREG) |
---|
915 | | - mlx5_ib_free_bfreg(dev, &context->bfregi, qp->bfregn); |
---|
| 1019 | + /* |
---|
| 1020 | + * Free only the BFREGs which are handled by the kernel. |
---|
| 1021 | + * BFREGs of UARs allocated dynamically are handled by user. |
---|
| 1022 | + */ |
---|
| 1023 | + if (qp->bfregn != MLX5_IB_INVALID_BFREG) |
---|
| 1024 | + mlx5_ib_free_bfreg(dev, &context->bfregi, qp->bfregn); |
---|
| 1025 | + return; |
---|
| 1026 | + } |
---|
| 1027 | + |
---|
| 1028 | + /* Kernel QP */ |
---|
| 1029 | + kvfree(qp->sq.wqe_head); |
---|
| 1030 | + kvfree(qp->sq.w_list); |
---|
| 1031 | + kvfree(qp->sq.wrid); |
---|
| 1032 | + kvfree(qp->sq.wr_data); |
---|
| 1033 | + kvfree(qp->rq.wrid); |
---|
| 1034 | + if (qp->db.db) |
---|
| 1035 | + mlx5_db_free(dev->mdev, &qp->db); |
---|
| 1036 | + if (qp->buf.frags) |
---|
| 1037 | + mlx5_frag_buf_free(dev->mdev, &qp->buf); |
---|
916 | 1038 | } |
---|
917 | 1039 | |
---|
918 | | -static int create_kernel_qp(struct mlx5_ib_dev *dev, |
---|
919 | | - struct ib_qp_init_attr *init_attr, |
---|
920 | | - struct mlx5_ib_qp *qp, |
---|
921 | | - u32 **in, int *inlen, |
---|
922 | | - struct mlx5_ib_qp_base *base) |
---|
| 1040 | +static int _create_kernel_qp(struct mlx5_ib_dev *dev, |
---|
| 1041 | + struct ib_qp_init_attr *init_attr, |
---|
| 1042 | + struct mlx5_ib_qp *qp, u32 **in, int *inlen, |
---|
| 1043 | + struct mlx5_ib_qp_base *base) |
---|
923 | 1044 | { |
---|
924 | 1045 | int uar_index; |
---|
925 | 1046 | void *qpc; |
---|
926 | 1047 | int err; |
---|
927 | 1048 | |
---|
928 | | - if (init_attr->create_flags & ~(IB_QP_CREATE_SIGNATURE_EN | |
---|
929 | | - IB_QP_CREATE_BLOCK_MULTICAST_LOOPBACK | |
---|
930 | | - IB_QP_CREATE_IPOIB_UD_LSO | |
---|
931 | | - IB_QP_CREATE_NETIF_QP | |
---|
932 | | - mlx5_ib_create_qp_sqpn_qp1())) |
---|
933 | | - return -EINVAL; |
---|
934 | | - |
---|
935 | 1049 | if (init_attr->qp_type == MLX5_IB_QPT_REG_UMR) |
---|
936 | 1050 | qp->bf.bfreg = &dev->fp_bfreg; |
---|
| 1051 | + else if (qp->flags & MLX5_IB_QP_CREATE_WC_TEST) |
---|
| 1052 | + qp->bf.bfreg = &dev->wc_bfreg; |
---|
937 | 1053 | else |
---|
938 | 1054 | qp->bf.bfreg = &dev->bfreg; |
---|
939 | 1055 | |
---|
.. | .. |
---|
953 | 1069 | qp->sq.offset = qp->rq.wqe_cnt << qp->rq.wqe_shift; |
---|
954 | 1070 | base->ubuffer.buf_size = err + (qp->rq.wqe_cnt << qp->rq.wqe_shift); |
---|
955 | 1071 | |
---|
956 | | - err = mlx5_buf_alloc(dev->mdev, base->ubuffer.buf_size, &qp->buf); |
---|
| 1072 | + err = mlx5_frag_buf_alloc_node(dev->mdev, base->ubuffer.buf_size, |
---|
| 1073 | + &qp->buf, dev->mdev->priv.numa_node); |
---|
957 | 1074 | if (err) { |
---|
958 | 1075 | mlx5_ib_dbg(dev, "err %d\n", err); |
---|
959 | 1076 | return err; |
---|
960 | 1077 | } |
---|
961 | 1078 | |
---|
962 | | - qp->sq.qend = mlx5_get_send_wqe(qp, qp->sq.wqe_cnt); |
---|
| 1079 | + if (qp->rq.wqe_cnt) |
---|
| 1080 | + mlx5_init_fbc(qp->buf.frags, qp->rq.wqe_shift, |
---|
| 1081 | + ilog2(qp->rq.wqe_cnt), &qp->rq.fbc); |
---|
| 1082 | + |
---|
| 1083 | + if (qp->sq.wqe_cnt) { |
---|
| 1084 | + int sq_strides_offset = (qp->sq.offset & (PAGE_SIZE - 1)) / |
---|
| 1085 | + MLX5_SEND_WQE_BB; |
---|
| 1086 | + mlx5_init_fbc_offset(qp->buf.frags + |
---|
| 1087 | + (qp->sq.offset / PAGE_SIZE), |
---|
| 1088 | + ilog2(MLX5_SEND_WQE_BB), |
---|
| 1089 | + ilog2(qp->sq.wqe_cnt), |
---|
| 1090 | + sq_strides_offset, &qp->sq.fbc); |
---|
| 1091 | + |
---|
| 1092 | + qp->sq.cur_edge = get_sq_edge(&qp->sq, 0); |
---|
| 1093 | + } |
---|
| 1094 | + |
---|
963 | 1095 | *inlen = MLX5_ST_SZ_BYTES(create_qp_in) + |
---|
964 | 1096 | MLX5_FLD_SZ_BYTES(create_qp_in, pas[0]) * qp->buf.npages; |
---|
965 | 1097 | *in = kvzalloc(*inlen, GFP_KERNEL); |
---|
.. | .. |
---|
976 | 1108 | MLX5_SET(qpc, qpc, fre, 1); |
---|
977 | 1109 | MLX5_SET(qpc, qpc, rlky, 1); |
---|
978 | 1110 | |
---|
979 | | - if (init_attr->create_flags & mlx5_ib_create_qp_sqpn_qp1()) { |
---|
| 1111 | + if (qp->flags & MLX5_IB_QP_CREATE_SQPN_QP1) |
---|
980 | 1112 | MLX5_SET(qpc, qpc, deth_sqpn, 1); |
---|
981 | | - qp->flags |= MLX5_IB_QP_SQPN_QP1; |
---|
982 | | - } |
---|
983 | 1113 | |
---|
984 | | - mlx5_fill_page_array(&qp->buf, |
---|
985 | | - (__be64 *)MLX5_ADDR_OF(create_qp_in, *in, pas)); |
---|
| 1114 | + mlx5_fill_page_frag_array(&qp->buf, |
---|
| 1115 | + (__be64 *)MLX5_ADDR_OF(create_qp_in, |
---|
| 1116 | + *in, pas)); |
---|
986 | 1117 | |
---|
987 | 1118 | err = mlx5_db_alloc(dev->mdev, &qp->db); |
---|
988 | 1119 | if (err) { |
---|
.. | .. |
---|
1006 | 1137 | err = -ENOMEM; |
---|
1007 | 1138 | goto err_wrid; |
---|
1008 | 1139 | } |
---|
1009 | | - qp->create_type = MLX5_QP_KERNEL; |
---|
1010 | 1140 | |
---|
1011 | 1141 | return 0; |
---|
1012 | 1142 | |
---|
.. | .. |
---|
1022 | 1152 | kvfree(*in); |
---|
1023 | 1153 | |
---|
1024 | 1154 | err_buf: |
---|
1025 | | - mlx5_buf_free(dev->mdev, &qp->buf); |
---|
| 1155 | + mlx5_frag_buf_free(dev->mdev, &qp->buf); |
---|
1026 | 1156 | return err; |
---|
1027 | | -} |
---|
1028 | | - |
---|
1029 | | -static void destroy_qp_kernel(struct mlx5_ib_dev *dev, struct mlx5_ib_qp *qp) |
---|
1030 | | -{ |
---|
1031 | | - kvfree(qp->sq.wqe_head); |
---|
1032 | | - kvfree(qp->sq.w_list); |
---|
1033 | | - kvfree(qp->sq.wrid); |
---|
1034 | | - kvfree(qp->sq.wr_data); |
---|
1035 | | - kvfree(qp->rq.wrid); |
---|
1036 | | - mlx5_db_free(dev->mdev, &qp->db); |
---|
1037 | | - mlx5_buf_free(dev->mdev, &qp->buf); |
---|
1038 | 1157 | } |
---|
1039 | 1158 | |
---|
1040 | 1159 | static u32 get_rx_type(struct mlx5_ib_qp *qp, struct ib_qp_init_attr *attr) |
---|
1041 | 1160 | { |
---|
1042 | | - if (attr->srq || (attr->qp_type == IB_QPT_XRC_TGT) || |
---|
1043 | | - (attr->qp_type == MLX5_IB_QPT_DCI) || |
---|
1044 | | - (attr->qp_type == IB_QPT_XRC_INI)) |
---|
| 1161 | + if (attr->srq || (qp->type == IB_QPT_XRC_TGT) || |
---|
| 1162 | + (qp->type == MLX5_IB_QPT_DCI) || (qp->type == IB_QPT_XRC_INI)) |
---|
1045 | 1163 | return MLX5_SRQ_RQ; |
---|
1046 | 1164 | else if (!qp->has_rq) |
---|
1047 | 1165 | return MLX5_ZERO_LEN_RQ; |
---|
1048 | | - else |
---|
1049 | | - return MLX5_NON_ZERO_RQ; |
---|
1050 | | -} |
---|
1051 | 1166 | |
---|
1052 | | -static int is_connected(enum ib_qp_type qp_type) |
---|
1053 | | -{ |
---|
1054 | | - if (qp_type == IB_QPT_RC || qp_type == IB_QPT_UC) |
---|
1055 | | - return 1; |
---|
1056 | | - |
---|
1057 | | - return 0; |
---|
| 1167 | + return MLX5_NON_ZERO_RQ; |
---|
1058 | 1168 | } |
---|
1059 | 1169 | |
---|
1060 | 1170 | static int create_raw_packet_qp_tis(struct mlx5_ib_dev *dev, |
---|
1061 | 1171 | struct mlx5_ib_qp *qp, |
---|
1062 | | - struct mlx5_ib_sq *sq, u32 tdn) |
---|
| 1172 | + struct mlx5_ib_sq *sq, u32 tdn, |
---|
| 1173 | + struct ib_pd *pd) |
---|
1063 | 1174 | { |
---|
1064 | | - u32 in[MLX5_ST_SZ_DW(create_tis_in)] = {0}; |
---|
| 1175 | + u32 in[MLX5_ST_SZ_DW(create_tis_in)] = {}; |
---|
1065 | 1176 | void *tisc = MLX5_ADDR_OF(create_tis_in, in, ctx); |
---|
1066 | 1177 | |
---|
| 1178 | + MLX5_SET(create_tis_in, in, uid, to_mpd(pd)->uid); |
---|
1067 | 1179 | MLX5_SET(tisc, tisc, transport_domain, tdn); |
---|
1068 | | - if (qp->flags & MLX5_IB_QP_UNDERLAY) |
---|
| 1180 | + if (qp->flags & IB_QP_CREATE_SOURCE_QPN) |
---|
1069 | 1181 | MLX5_SET(tisc, tisc, underlay_qpn, qp->underlay_qpn); |
---|
1070 | 1182 | |
---|
1071 | | - return mlx5_core_create_tis(dev->mdev, in, sizeof(in), &sq->tisn); |
---|
| 1183 | + return mlx5_core_create_tis(dev->mdev, in, &sq->tisn); |
---|
1072 | 1184 | } |
---|
1073 | 1185 | |
---|
1074 | 1186 | static void destroy_raw_packet_qp_tis(struct mlx5_ib_dev *dev, |
---|
1075 | | - struct mlx5_ib_sq *sq) |
---|
| 1187 | + struct mlx5_ib_sq *sq, struct ib_pd *pd) |
---|
1076 | 1188 | { |
---|
1077 | | - mlx5_core_destroy_tis(dev->mdev, sq->tisn); |
---|
| 1189 | + mlx5_cmd_destroy_tis(dev->mdev, sq->tisn, to_mpd(pd)->uid); |
---|
1078 | 1190 | } |
---|
1079 | 1191 | |
---|
1080 | | -static void destroy_flow_rule_vport_sq(struct mlx5_ib_dev *dev, |
---|
1081 | | - struct mlx5_ib_sq *sq) |
---|
| 1192 | +static void destroy_flow_rule_vport_sq(struct mlx5_ib_sq *sq) |
---|
1082 | 1193 | { |
---|
1083 | 1194 | if (sq->flow_rule) |
---|
1084 | 1195 | mlx5_del_flow_rules(sq->flow_rule); |
---|
| 1196 | + sq->flow_rule = NULL; |
---|
1085 | 1197 | } |
---|
1086 | 1198 | |
---|
1087 | 1199 | static int create_raw_packet_qp_sq(struct mlx5_ib_dev *dev, |
---|
| 1200 | + struct ib_udata *udata, |
---|
1088 | 1201 | struct mlx5_ib_sq *sq, void *qpin, |
---|
1089 | 1202 | struct ib_pd *pd) |
---|
1090 | 1203 | { |
---|
.. | .. |
---|
1101 | 1214 | int ncont = 0; |
---|
1102 | 1215 | u32 offset = 0; |
---|
1103 | 1216 | |
---|
1104 | | - err = mlx5_ib_umem_get(dev, pd, ubuffer->buf_addr, ubuffer->buf_size, |
---|
1105 | | - &sq->ubuffer.umem, &npages, &page_shift, |
---|
1106 | | - &ncont, &offset); |
---|
| 1217 | + err = mlx5_ib_umem_get(dev, udata, ubuffer->buf_addr, ubuffer->buf_size, |
---|
| 1218 | + &sq->ubuffer.umem, &npages, &page_shift, &ncont, |
---|
| 1219 | + &offset); |
---|
1107 | 1220 | if (err) |
---|
1108 | 1221 | return err; |
---|
1109 | 1222 | |
---|
.. | .. |
---|
1114 | 1227 | goto err_umem; |
---|
1115 | 1228 | } |
---|
1116 | 1229 | |
---|
| 1230 | + MLX5_SET(create_sq_in, in, uid, to_mpd(pd)->uid); |
---|
1117 | 1231 | sqc = MLX5_ADDR_OF(create_sq_in, in, ctx); |
---|
1118 | 1232 | MLX5_SET(sqc, sqc, flush_in_error_en, 1); |
---|
1119 | 1233 | if (MLX5_CAP_ETH(dev->mdev, multi_pkt_send_wqe)) |
---|
.. | .. |
---|
1140 | 1254 | pas = (__be64 *)MLX5_ADDR_OF(wq, wq, pas); |
---|
1141 | 1255 | mlx5_ib_populate_pas(dev, sq->ubuffer.umem, page_shift, pas, 0); |
---|
1142 | 1256 | |
---|
1143 | | - err = mlx5_core_create_sq_tracked(dev->mdev, in, inlen, &sq->base.mqp); |
---|
| 1257 | + err = mlx5_core_create_sq_tracked(dev, in, inlen, &sq->base.mqp); |
---|
1144 | 1258 | |
---|
1145 | 1259 | kvfree(in); |
---|
1146 | 1260 | |
---|
1147 | 1261 | if (err) |
---|
1148 | 1262 | goto err_umem; |
---|
1149 | 1263 | |
---|
1150 | | - err = create_flow_rule_vport_sq(dev, sq); |
---|
1151 | | - if (err) |
---|
1152 | | - goto err_flow; |
---|
1153 | | - |
---|
1154 | 1264 | return 0; |
---|
1155 | | - |
---|
1156 | | -err_flow: |
---|
1157 | | - mlx5_core_destroy_sq_tracked(dev->mdev, &sq->base.mqp); |
---|
1158 | 1265 | |
---|
1159 | 1266 | err_umem: |
---|
1160 | 1267 | ib_umem_release(sq->ubuffer.umem); |
---|
.. | .. |
---|
1166 | 1273 | static void destroy_raw_packet_qp_sq(struct mlx5_ib_dev *dev, |
---|
1167 | 1274 | struct mlx5_ib_sq *sq) |
---|
1168 | 1275 | { |
---|
1169 | | - destroy_flow_rule_vport_sq(dev, sq); |
---|
1170 | | - mlx5_core_destroy_sq_tracked(dev->mdev, &sq->base.mqp); |
---|
| 1276 | + destroy_flow_rule_vport_sq(sq); |
---|
| 1277 | + mlx5_core_destroy_sq_tracked(dev, &sq->base.mqp); |
---|
1171 | 1278 | ib_umem_release(sq->ubuffer.umem); |
---|
1172 | 1279 | } |
---|
1173 | 1280 | |
---|
.. | .. |
---|
1188 | 1295 | |
---|
1189 | 1296 | static int create_raw_packet_qp_rq(struct mlx5_ib_dev *dev, |
---|
1190 | 1297 | struct mlx5_ib_rq *rq, void *qpin, |
---|
1191 | | - size_t qpinlen) |
---|
| 1298 | + size_t qpinlen, struct ib_pd *pd) |
---|
1192 | 1299 | { |
---|
1193 | 1300 | struct mlx5_ib_qp *mqp = rq->base.container_mibqp; |
---|
1194 | 1301 | __be64 *pas; |
---|
.. | .. |
---|
1209 | 1316 | if (!in) |
---|
1210 | 1317 | return -ENOMEM; |
---|
1211 | 1318 | |
---|
| 1319 | + MLX5_SET(create_rq_in, in, uid, to_mpd(pd)->uid); |
---|
1212 | 1320 | rqc = MLX5_ADDR_OF(create_rq_in, in, ctx); |
---|
1213 | 1321 | if (!(rq->flags & MLX5_IB_RQ_CVLAN_STRIPPING)) |
---|
1214 | 1322 | MLX5_SET(rqc, rqc, vsd, 1); |
---|
.. | .. |
---|
1218 | 1326 | MLX5_SET(rqc, rqc, user_index, MLX5_GET(qpc, qpc, user_index)); |
---|
1219 | 1327 | MLX5_SET(rqc, rqc, cqn, MLX5_GET(qpc, qpc, cqn_rcv)); |
---|
1220 | 1328 | |
---|
1221 | | - if (mqp->flags & MLX5_IB_QP_CAP_SCATTER_FCS) |
---|
| 1329 | + if (mqp->flags & IB_QP_CREATE_SCATTER_FCS) |
---|
1222 | 1330 | MLX5_SET(rqc, rqc, scatter_fcs, 1); |
---|
1223 | 1331 | |
---|
1224 | 1332 | wq = MLX5_ADDR_OF(rqc, rqc, wq); |
---|
.. | .. |
---|
1236 | 1344 | qp_pas = (__be64 *)MLX5_ADDR_OF(create_qp_in, qpin, pas); |
---|
1237 | 1345 | memcpy(pas, qp_pas, rq_pas_size); |
---|
1238 | 1346 | |
---|
1239 | | - err = mlx5_core_create_rq_tracked(dev->mdev, in, inlen, &rq->base.mqp); |
---|
| 1347 | + err = mlx5_core_create_rq_tracked(dev, in, inlen, &rq->base.mqp); |
---|
1240 | 1348 | |
---|
1241 | 1349 | kvfree(in); |
---|
1242 | 1350 | |
---|
.. | .. |
---|
1246 | 1354 | static void destroy_raw_packet_qp_rq(struct mlx5_ib_dev *dev, |
---|
1247 | 1355 | struct mlx5_ib_rq *rq) |
---|
1248 | 1356 | { |
---|
1249 | | - mlx5_core_destroy_rq_tracked(dev->mdev, &rq->base.mqp); |
---|
| 1357 | + mlx5_core_destroy_rq_tracked(dev, &rq->base.mqp); |
---|
1250 | 1358 | } |
---|
1251 | 1359 | |
---|
1252 | | -static bool tunnel_offload_supported(struct mlx5_core_dev *dev) |
---|
| 1360 | +static void destroy_raw_packet_qp_tir(struct mlx5_ib_dev *dev, |
---|
| 1361 | + struct mlx5_ib_rq *rq, |
---|
| 1362 | + u32 qp_flags_en, |
---|
| 1363 | + struct ib_pd *pd) |
---|
1253 | 1364 | { |
---|
1254 | | - return (MLX5_CAP_ETH(dev, tunnel_stateless_vxlan) || |
---|
1255 | | - MLX5_CAP_ETH(dev, tunnel_stateless_gre) || |
---|
1256 | | - MLX5_CAP_ETH(dev, tunnel_stateless_geneve_rx)); |
---|
| 1365 | + if (qp_flags_en & (MLX5_QP_FLAG_TIR_ALLOW_SELF_LB_UC | |
---|
| 1366 | + MLX5_QP_FLAG_TIR_ALLOW_SELF_LB_MC)) |
---|
| 1367 | + mlx5_ib_disable_lb(dev, false, true); |
---|
| 1368 | + mlx5_cmd_destroy_tir(dev->mdev, rq->tirn, to_mpd(pd)->uid); |
---|
1257 | 1369 | } |
---|
1258 | 1370 | |
---|
1259 | 1371 | static int create_raw_packet_qp_tir(struct mlx5_ib_dev *dev, |
---|
1260 | 1372 | struct mlx5_ib_rq *rq, u32 tdn, |
---|
1261 | | - bool tunnel_offload_en) |
---|
| 1373 | + u32 *qp_flags_en, struct ib_pd *pd, |
---|
| 1374 | + u32 *out) |
---|
1262 | 1375 | { |
---|
| 1376 | + u8 lb_flag = 0; |
---|
1263 | 1377 | u32 *in; |
---|
1264 | 1378 | void *tirc; |
---|
1265 | 1379 | int inlen; |
---|
.. | .. |
---|
1270 | 1384 | if (!in) |
---|
1271 | 1385 | return -ENOMEM; |
---|
1272 | 1386 | |
---|
| 1387 | + MLX5_SET(create_tir_in, in, uid, to_mpd(pd)->uid); |
---|
1273 | 1388 | tirc = MLX5_ADDR_OF(create_tir_in, in, ctx); |
---|
1274 | 1389 | MLX5_SET(tirc, tirc, disp_type, MLX5_TIRC_DISP_TYPE_DIRECT); |
---|
1275 | 1390 | MLX5_SET(tirc, tirc, inline_rqn, rq->base.mqp.qpn); |
---|
1276 | 1391 | MLX5_SET(tirc, tirc, transport_domain, tdn); |
---|
1277 | | - if (tunnel_offload_en) |
---|
| 1392 | + if (*qp_flags_en & MLX5_QP_FLAG_TUNNEL_OFFLOADS) |
---|
1278 | 1393 | MLX5_SET(tirc, tirc, tunneled_offload_en, 1); |
---|
1279 | 1394 | |
---|
1280 | | - if (dev->rep) |
---|
1281 | | - MLX5_SET(tirc, tirc, self_lb_block, |
---|
1282 | | - MLX5_TIRC_SELF_LB_BLOCK_BLOCK_UNICAST_); |
---|
| 1395 | + if (*qp_flags_en & MLX5_QP_FLAG_TIR_ALLOW_SELF_LB_UC) |
---|
| 1396 | + lb_flag |= MLX5_TIRC_SELF_LB_BLOCK_BLOCK_UNICAST; |
---|
1283 | 1397 | |
---|
1284 | | - err = mlx5_core_create_tir(dev->mdev, in, inlen, &rq->tirn); |
---|
| 1398 | + if (*qp_flags_en & MLX5_QP_FLAG_TIR_ALLOW_SELF_LB_MC) |
---|
| 1399 | + lb_flag |= MLX5_TIRC_SELF_LB_BLOCK_BLOCK_MULTICAST; |
---|
1285 | 1400 | |
---|
| 1401 | + if (dev->is_rep) { |
---|
| 1402 | + lb_flag |= MLX5_TIRC_SELF_LB_BLOCK_BLOCK_UNICAST; |
---|
| 1403 | + *qp_flags_en |= MLX5_QP_FLAG_TIR_ALLOW_SELF_LB_UC; |
---|
| 1404 | + } |
---|
| 1405 | + |
---|
| 1406 | + MLX5_SET(tirc, tirc, self_lb_block, lb_flag); |
---|
| 1407 | + MLX5_SET(create_tir_in, in, opcode, MLX5_CMD_OP_CREATE_TIR); |
---|
| 1408 | + err = mlx5_cmd_exec_inout(dev->mdev, create_tir, in, out); |
---|
| 1409 | + rq->tirn = MLX5_GET(create_tir_out, out, tirn); |
---|
| 1410 | + if (!err && MLX5_GET(tirc, tirc, self_lb_block)) { |
---|
| 1411 | + err = mlx5_ib_enable_lb(dev, false, true); |
---|
| 1412 | + |
---|
| 1413 | + if (err) |
---|
| 1414 | + destroy_raw_packet_qp_tir(dev, rq, 0, pd); |
---|
| 1415 | + } |
---|
1286 | 1416 | kvfree(in); |
---|
1287 | 1417 | |
---|
1288 | 1418 | return err; |
---|
1289 | 1419 | } |
---|
1290 | 1420 | |
---|
1291 | | -static void destroy_raw_packet_qp_tir(struct mlx5_ib_dev *dev, |
---|
1292 | | - struct mlx5_ib_rq *rq) |
---|
1293 | | -{ |
---|
1294 | | - mlx5_core_destroy_tir(dev->mdev, rq->tirn); |
---|
1295 | | -} |
---|
1296 | | - |
---|
1297 | 1421 | static int create_raw_packet_qp(struct mlx5_ib_dev *dev, struct mlx5_ib_qp *qp, |
---|
1298 | 1422 | u32 *in, size_t inlen, |
---|
1299 | | - struct ib_pd *pd) |
---|
| 1423 | + struct ib_pd *pd, |
---|
| 1424 | + struct ib_udata *udata, |
---|
| 1425 | + struct mlx5_ib_create_qp_resp *resp) |
---|
1300 | 1426 | { |
---|
1301 | 1427 | struct mlx5_ib_raw_packet_qp *raw_packet_qp = &qp->raw_packet_qp; |
---|
1302 | 1428 | struct mlx5_ib_sq *sq = &raw_packet_qp->sq; |
---|
1303 | 1429 | struct mlx5_ib_rq *rq = &raw_packet_qp->rq; |
---|
1304 | | - struct ib_uobject *uobj = pd->uobject; |
---|
1305 | | - struct ib_ucontext *ucontext = uobj->context; |
---|
1306 | | - struct mlx5_ib_ucontext *mucontext = to_mucontext(ucontext); |
---|
| 1430 | + struct mlx5_ib_ucontext *mucontext = rdma_udata_to_drv_context( |
---|
| 1431 | + udata, struct mlx5_ib_ucontext, ibucontext); |
---|
1307 | 1432 | int err; |
---|
1308 | 1433 | u32 tdn = mucontext->tdn; |
---|
| 1434 | + u16 uid = to_mpd(pd)->uid; |
---|
| 1435 | + u32 out[MLX5_ST_SZ_DW(create_tir_out)] = {}; |
---|
1309 | 1436 | |
---|
| 1437 | + if (!qp->sq.wqe_cnt && !qp->rq.wqe_cnt) |
---|
| 1438 | + return -EINVAL; |
---|
1310 | 1439 | if (qp->sq.wqe_cnt) { |
---|
1311 | | - err = create_raw_packet_qp_tis(dev, qp, sq, tdn); |
---|
| 1440 | + err = create_raw_packet_qp_tis(dev, qp, sq, tdn, pd); |
---|
1312 | 1441 | if (err) |
---|
1313 | 1442 | return err; |
---|
1314 | 1443 | |
---|
1315 | | - err = create_raw_packet_qp_sq(dev, sq, in, pd); |
---|
| 1444 | + err = create_raw_packet_qp_sq(dev, udata, sq, in, pd); |
---|
1316 | 1445 | if (err) |
---|
1317 | 1446 | goto err_destroy_tis; |
---|
| 1447 | + |
---|
| 1448 | + if (uid) { |
---|
| 1449 | + resp->tisn = sq->tisn; |
---|
| 1450 | + resp->comp_mask |= MLX5_IB_CREATE_QP_RESP_MASK_TISN; |
---|
| 1451 | + resp->sqn = sq->base.mqp.qpn; |
---|
| 1452 | + resp->comp_mask |= MLX5_IB_CREATE_QP_RESP_MASK_SQN; |
---|
| 1453 | + } |
---|
1318 | 1454 | |
---|
1319 | 1455 | sq->base.container_mibqp = qp; |
---|
1320 | 1456 | sq->base.mqp.event = mlx5_ib_qp_event; |
---|
.. | .. |
---|
1323 | 1459 | if (qp->rq.wqe_cnt) { |
---|
1324 | 1460 | rq->base.container_mibqp = qp; |
---|
1325 | 1461 | |
---|
1326 | | - if (qp->flags & MLX5_IB_QP_CVLAN_STRIPPING) |
---|
| 1462 | + if (qp->flags & IB_QP_CREATE_CVLAN_STRIPPING) |
---|
1327 | 1463 | rq->flags |= MLX5_IB_RQ_CVLAN_STRIPPING; |
---|
1328 | | - if (qp->flags & MLX5_IB_QP_PCI_WRITE_END_PADDING) |
---|
| 1464 | + if (qp->flags & IB_QP_CREATE_PCI_WRITE_END_PADDING) |
---|
1329 | 1465 | rq->flags |= MLX5_IB_RQ_PCI_WRITE_END_PADDING; |
---|
1330 | | - err = create_raw_packet_qp_rq(dev, rq, in, inlen); |
---|
| 1466 | + err = create_raw_packet_qp_rq(dev, rq, in, inlen, pd); |
---|
1331 | 1467 | if (err) |
---|
1332 | 1468 | goto err_destroy_sq; |
---|
1333 | 1469 | |
---|
1334 | | - |
---|
1335 | | - err = create_raw_packet_qp_tir(dev, rq, tdn, |
---|
1336 | | - qp->tunnel_offload_en); |
---|
| 1470 | + err = create_raw_packet_qp_tir(dev, rq, tdn, &qp->flags_en, pd, |
---|
| 1471 | + out); |
---|
1337 | 1472 | if (err) |
---|
1338 | 1473 | goto err_destroy_rq; |
---|
| 1474 | + |
---|
| 1475 | + if (uid) { |
---|
| 1476 | + resp->rqn = rq->base.mqp.qpn; |
---|
| 1477 | + resp->comp_mask |= MLX5_IB_CREATE_QP_RESP_MASK_RQN; |
---|
| 1478 | + resp->tirn = rq->tirn; |
---|
| 1479 | + resp->comp_mask |= MLX5_IB_CREATE_QP_RESP_MASK_TIRN; |
---|
| 1480 | + if (MLX5_CAP_FLOWTABLE_NIC_RX(dev->mdev, sw_owner) || |
---|
| 1481 | + MLX5_CAP_FLOWTABLE_NIC_RX(dev->mdev, sw_owner_v2)) { |
---|
| 1482 | + resp->tir_icm_addr = MLX5_GET( |
---|
| 1483 | + create_tir_out, out, icm_address_31_0); |
---|
| 1484 | + resp->tir_icm_addr |= |
---|
| 1485 | + (u64)MLX5_GET(create_tir_out, out, |
---|
| 1486 | + icm_address_39_32) |
---|
| 1487 | + << 32; |
---|
| 1488 | + resp->tir_icm_addr |= |
---|
| 1489 | + (u64)MLX5_GET(create_tir_out, out, |
---|
| 1490 | + icm_address_63_40) |
---|
| 1491 | + << 40; |
---|
| 1492 | + resp->comp_mask |= |
---|
| 1493 | + MLX5_IB_CREATE_QP_RESP_MASK_TIR_ICM_ADDR; |
---|
| 1494 | + } |
---|
| 1495 | + } |
---|
1339 | 1496 | } |
---|
1340 | 1497 | |
---|
1341 | 1498 | qp->trans_qp.base.mqp.qpn = qp->sq.wqe_cnt ? sq->base.mqp.qpn : |
---|
1342 | 1499 | rq->base.mqp.qpn; |
---|
1343 | | - |
---|
1344 | 1500 | return 0; |
---|
1345 | 1501 | |
---|
1346 | 1502 | err_destroy_rq: |
---|
.. | .. |
---|
1350 | 1506 | return err; |
---|
1351 | 1507 | destroy_raw_packet_qp_sq(dev, sq); |
---|
1352 | 1508 | err_destroy_tis: |
---|
1353 | | - destroy_raw_packet_qp_tis(dev, sq); |
---|
| 1509 | + destroy_raw_packet_qp_tis(dev, sq, pd); |
---|
1354 | 1510 | |
---|
1355 | 1511 | return err; |
---|
1356 | 1512 | } |
---|
.. | .. |
---|
1363 | 1519 | struct mlx5_ib_rq *rq = &raw_packet_qp->rq; |
---|
1364 | 1520 | |
---|
1365 | 1521 | if (qp->rq.wqe_cnt) { |
---|
1366 | | - destroy_raw_packet_qp_tir(dev, rq); |
---|
| 1522 | + destroy_raw_packet_qp_tir(dev, rq, qp->flags_en, qp->ibqp.pd); |
---|
1367 | 1523 | destroy_raw_packet_qp_rq(dev, rq); |
---|
1368 | 1524 | } |
---|
1369 | 1525 | |
---|
1370 | 1526 | if (qp->sq.wqe_cnt) { |
---|
1371 | 1527 | destroy_raw_packet_qp_sq(dev, sq); |
---|
1372 | | - destroy_raw_packet_qp_tis(dev, sq); |
---|
| 1528 | + destroy_raw_packet_qp_tis(dev, sq, qp->ibqp.pd); |
---|
1373 | 1529 | } |
---|
1374 | 1530 | } |
---|
1375 | 1531 | |
---|
.. | .. |
---|
1387 | 1543 | |
---|
1388 | 1544 | static void destroy_rss_raw_qp_tir(struct mlx5_ib_dev *dev, struct mlx5_ib_qp *qp) |
---|
1389 | 1545 | { |
---|
1390 | | - mlx5_core_destroy_tir(dev->mdev, qp->rss_qp.tirn); |
---|
| 1546 | + if (qp->flags_en & (MLX5_QP_FLAG_TIR_ALLOW_SELF_LB_UC | |
---|
| 1547 | + MLX5_QP_FLAG_TIR_ALLOW_SELF_LB_MC)) |
---|
| 1548 | + mlx5_ib_disable_lb(dev, false, true); |
---|
| 1549 | + mlx5_cmd_destroy_tir(dev->mdev, qp->rss_qp.tirn, |
---|
| 1550 | + to_mpd(qp->ibqp.pd)->uid); |
---|
1391 | 1551 | } |
---|
1392 | 1552 | |
---|
1393 | | -static int create_rss_raw_qp_tir(struct mlx5_ib_dev *dev, struct mlx5_ib_qp *qp, |
---|
1394 | | - struct ib_pd *pd, |
---|
1395 | | - struct ib_qp_init_attr *init_attr, |
---|
1396 | | - struct ib_udata *udata) |
---|
| 1553 | +struct mlx5_create_qp_params { |
---|
| 1554 | + struct ib_udata *udata; |
---|
| 1555 | + size_t inlen; |
---|
| 1556 | + size_t outlen; |
---|
| 1557 | + size_t ucmd_size; |
---|
| 1558 | + void *ucmd; |
---|
| 1559 | + u8 is_rss_raw : 1; |
---|
| 1560 | + struct ib_qp_init_attr *attr; |
---|
| 1561 | + u32 uidx; |
---|
| 1562 | + struct mlx5_ib_create_qp_resp resp; |
---|
| 1563 | +}; |
---|
| 1564 | + |
---|
| 1565 | +static int create_rss_raw_qp_tir(struct mlx5_ib_dev *dev, struct ib_pd *pd, |
---|
| 1566 | + struct mlx5_ib_qp *qp, |
---|
| 1567 | + struct mlx5_create_qp_params *params) |
---|
1397 | 1568 | { |
---|
1398 | | - struct ib_uobject *uobj = pd->uobject; |
---|
1399 | | - struct ib_ucontext *ucontext = uobj->context; |
---|
1400 | | - struct mlx5_ib_ucontext *mucontext = to_mucontext(ucontext); |
---|
1401 | | - struct mlx5_ib_create_qp_resp resp = {}; |
---|
| 1569 | + struct ib_qp_init_attr *init_attr = params->attr; |
---|
| 1570 | + struct mlx5_ib_create_qp_rss *ucmd = params->ucmd; |
---|
| 1571 | + struct ib_udata *udata = params->udata; |
---|
| 1572 | + struct mlx5_ib_ucontext *mucontext = rdma_udata_to_drv_context( |
---|
| 1573 | + udata, struct mlx5_ib_ucontext, ibucontext); |
---|
1402 | 1574 | int inlen; |
---|
| 1575 | + int outlen; |
---|
1403 | 1576 | int err; |
---|
1404 | 1577 | u32 *in; |
---|
| 1578 | + u32 *out; |
---|
1405 | 1579 | void *tirc; |
---|
1406 | 1580 | void *hfso; |
---|
1407 | 1581 | u32 selected_fields = 0; |
---|
1408 | 1582 | u32 outer_l4; |
---|
1409 | | - size_t min_resp_len; |
---|
1410 | 1583 | u32 tdn = mucontext->tdn; |
---|
1411 | | - struct mlx5_ib_create_qp_rss ucmd = {}; |
---|
1412 | | - size_t required_cmd_sz; |
---|
| 1584 | + u8 lb_flag = 0; |
---|
1413 | 1585 | |
---|
1414 | | - if (init_attr->qp_type != IB_QPT_RAW_PACKET) |
---|
1415 | | - return -EOPNOTSUPP; |
---|
1416 | | - |
---|
1417 | | - if (init_attr->create_flags || init_attr->send_cq) |
---|
1418 | | - return -EINVAL; |
---|
1419 | | - |
---|
1420 | | - min_resp_len = offsetof(typeof(resp), bfreg_index) + sizeof(resp.bfreg_index); |
---|
1421 | | - if (udata->outlen < min_resp_len) |
---|
1422 | | - return -EINVAL; |
---|
1423 | | - |
---|
1424 | | - required_cmd_sz = offsetof(typeof(ucmd), flags) + sizeof(ucmd.flags); |
---|
1425 | | - if (udata->inlen < required_cmd_sz) { |
---|
1426 | | - mlx5_ib_dbg(dev, "invalid inlen\n"); |
---|
1427 | | - return -EINVAL; |
---|
1428 | | - } |
---|
1429 | | - |
---|
1430 | | - if (udata->inlen > sizeof(ucmd) && |
---|
1431 | | - !ib_is_udata_cleared(udata, sizeof(ucmd), |
---|
1432 | | - udata->inlen - sizeof(ucmd))) { |
---|
1433 | | - mlx5_ib_dbg(dev, "inlen is not supported\n"); |
---|
1434 | | - return -EOPNOTSUPP; |
---|
1435 | | - } |
---|
1436 | | - |
---|
1437 | | - if (ib_copy_from_udata(&ucmd, udata, min(sizeof(ucmd), udata->inlen))) { |
---|
1438 | | - mlx5_ib_dbg(dev, "copy failed\n"); |
---|
1439 | | - return -EFAULT; |
---|
1440 | | - } |
---|
1441 | | - |
---|
1442 | | - if (ucmd.comp_mask) { |
---|
| 1586 | + if (ucmd->comp_mask) { |
---|
1443 | 1587 | mlx5_ib_dbg(dev, "invalid comp mask\n"); |
---|
1444 | 1588 | return -EOPNOTSUPP; |
---|
1445 | 1589 | } |
---|
1446 | 1590 | |
---|
1447 | | - if (ucmd.flags & ~MLX5_QP_FLAG_TUNNEL_OFFLOADS) { |
---|
1448 | | - mlx5_ib_dbg(dev, "invalid flags\n"); |
---|
1449 | | - return -EOPNOTSUPP; |
---|
1450 | | - } |
---|
1451 | | - |
---|
1452 | | - if (ucmd.flags & MLX5_QP_FLAG_TUNNEL_OFFLOADS && |
---|
1453 | | - !tunnel_offload_supported(dev->mdev)) { |
---|
1454 | | - mlx5_ib_dbg(dev, "tunnel offloads isn't supported\n"); |
---|
1455 | | - return -EOPNOTSUPP; |
---|
1456 | | - } |
---|
1457 | | - |
---|
1458 | | - if (ucmd.rx_hash_fields_mask & MLX5_RX_HASH_INNER && |
---|
1459 | | - !(ucmd.flags & MLX5_QP_FLAG_TUNNEL_OFFLOADS)) { |
---|
| 1591 | + if (ucmd->rx_hash_fields_mask & MLX5_RX_HASH_INNER && |
---|
| 1592 | + !(ucmd->flags & MLX5_QP_FLAG_TUNNEL_OFFLOADS)) { |
---|
1460 | 1593 | mlx5_ib_dbg(dev, "Tunnel offloads must be set for inner RSS\n"); |
---|
1461 | 1594 | return -EOPNOTSUPP; |
---|
1462 | 1595 | } |
---|
1463 | 1596 | |
---|
1464 | | - err = ib_copy_to_udata(udata, &resp, min(udata->outlen, sizeof(resp))); |
---|
1465 | | - if (err) { |
---|
1466 | | - mlx5_ib_dbg(dev, "copy failed\n"); |
---|
1467 | | - return -EINVAL; |
---|
1468 | | - } |
---|
| 1597 | + if (dev->is_rep) |
---|
| 1598 | + qp->flags_en |= MLX5_QP_FLAG_TIR_ALLOW_SELF_LB_UC; |
---|
| 1599 | + |
---|
| 1600 | + if (qp->flags_en & MLX5_QP_FLAG_TIR_ALLOW_SELF_LB_UC) |
---|
| 1601 | + lb_flag |= MLX5_TIRC_SELF_LB_BLOCK_BLOCK_UNICAST; |
---|
| 1602 | + |
---|
| 1603 | + if (qp->flags_en & MLX5_QP_FLAG_TIR_ALLOW_SELF_LB_MC) |
---|
| 1604 | + lb_flag |= MLX5_TIRC_SELF_LB_BLOCK_BLOCK_MULTICAST; |
---|
1469 | 1605 | |
---|
1470 | 1606 | inlen = MLX5_ST_SZ_BYTES(create_tir_in); |
---|
1471 | | - in = kvzalloc(inlen, GFP_KERNEL); |
---|
| 1607 | + outlen = MLX5_ST_SZ_BYTES(create_tir_out); |
---|
| 1608 | + in = kvzalloc(inlen + outlen, GFP_KERNEL); |
---|
1472 | 1609 | if (!in) |
---|
1473 | 1610 | return -ENOMEM; |
---|
1474 | 1611 | |
---|
| 1612 | + out = in + MLX5_ST_SZ_DW(create_tir_in); |
---|
| 1613 | + MLX5_SET(create_tir_in, in, uid, to_mpd(pd)->uid); |
---|
1475 | 1614 | tirc = MLX5_ADDR_OF(create_tir_in, in, ctx); |
---|
1476 | 1615 | MLX5_SET(tirc, tirc, disp_type, |
---|
1477 | 1616 | MLX5_TIRC_DISP_TYPE_INDIRECT); |
---|
.. | .. |
---|
1481 | 1620 | |
---|
1482 | 1621 | hfso = MLX5_ADDR_OF(tirc, tirc, rx_hash_field_selector_outer); |
---|
1483 | 1622 | |
---|
1484 | | - if (ucmd.flags & MLX5_QP_FLAG_TUNNEL_OFFLOADS) |
---|
| 1623 | + if (ucmd->flags & MLX5_QP_FLAG_TUNNEL_OFFLOADS) |
---|
1485 | 1624 | MLX5_SET(tirc, tirc, tunneled_offload_en, 1); |
---|
1486 | 1625 | |
---|
1487 | | - if (ucmd.rx_hash_fields_mask & MLX5_RX_HASH_INNER) |
---|
| 1626 | + MLX5_SET(tirc, tirc, self_lb_block, lb_flag); |
---|
| 1627 | + |
---|
| 1628 | + if (ucmd->rx_hash_fields_mask & MLX5_RX_HASH_INNER) |
---|
1488 | 1629 | hfso = MLX5_ADDR_OF(tirc, tirc, rx_hash_field_selector_inner); |
---|
1489 | 1630 | else |
---|
1490 | 1631 | hfso = MLX5_ADDR_OF(tirc, tirc, rx_hash_field_selector_outer); |
---|
1491 | 1632 | |
---|
1492 | | - switch (ucmd.rx_hash_function) { |
---|
| 1633 | + switch (ucmd->rx_hash_function) { |
---|
1493 | 1634 | case MLX5_RX_HASH_FUNC_TOEPLITZ: |
---|
1494 | 1635 | { |
---|
1495 | 1636 | void *rss_key = MLX5_ADDR_OF(tirc, tirc, rx_hash_toeplitz_key); |
---|
1496 | 1637 | size_t len = MLX5_FLD_SZ_BYTES(tirc, rx_hash_toeplitz_key); |
---|
1497 | 1638 | |
---|
1498 | | - if (len != ucmd.rx_key_len) { |
---|
| 1639 | + if (len != ucmd->rx_key_len) { |
---|
1499 | 1640 | err = -EINVAL; |
---|
1500 | 1641 | goto err; |
---|
1501 | 1642 | } |
---|
1502 | 1643 | |
---|
1503 | 1644 | MLX5_SET(tirc, tirc, rx_hash_fn, MLX5_RX_HASH_FN_TOEPLITZ); |
---|
1504 | | - memcpy(rss_key, ucmd.rx_hash_key, len); |
---|
| 1645 | + memcpy(rss_key, ucmd->rx_hash_key, len); |
---|
1505 | 1646 | break; |
---|
1506 | 1647 | } |
---|
1507 | 1648 | default: |
---|
.. | .. |
---|
1509 | 1650 | goto err; |
---|
1510 | 1651 | } |
---|
1511 | 1652 | |
---|
1512 | | - if (!ucmd.rx_hash_fields_mask) { |
---|
| 1653 | + if (!ucmd->rx_hash_fields_mask) { |
---|
1513 | 1654 | /* special case when this TIR serves as steering entry without hashing */ |
---|
1514 | 1655 | if (!init_attr->rwq_ind_tbl->log_ind_tbl_size) |
---|
1515 | 1656 | goto create_tir; |
---|
.. | .. |
---|
1517 | 1658 | goto err; |
---|
1518 | 1659 | } |
---|
1519 | 1660 | |
---|
1520 | | - if (((ucmd.rx_hash_fields_mask & MLX5_RX_HASH_SRC_IPV4) || |
---|
1521 | | - (ucmd.rx_hash_fields_mask & MLX5_RX_HASH_DST_IPV4)) && |
---|
1522 | | - ((ucmd.rx_hash_fields_mask & MLX5_RX_HASH_SRC_IPV6) || |
---|
1523 | | - (ucmd.rx_hash_fields_mask & MLX5_RX_HASH_DST_IPV6))) { |
---|
| 1661 | + if (((ucmd->rx_hash_fields_mask & MLX5_RX_HASH_SRC_IPV4) || |
---|
| 1662 | + (ucmd->rx_hash_fields_mask & MLX5_RX_HASH_DST_IPV4)) && |
---|
| 1663 | + ((ucmd->rx_hash_fields_mask & MLX5_RX_HASH_SRC_IPV6) || |
---|
| 1664 | + (ucmd->rx_hash_fields_mask & MLX5_RX_HASH_DST_IPV6))) { |
---|
1524 | 1665 | err = -EINVAL; |
---|
1525 | 1666 | goto err; |
---|
1526 | 1667 | } |
---|
1527 | 1668 | |
---|
1528 | 1669 | /* If none of IPV4 & IPV6 SRC/DST was set - this bit field is ignored */ |
---|
1529 | | - if ((ucmd.rx_hash_fields_mask & MLX5_RX_HASH_SRC_IPV4) || |
---|
1530 | | - (ucmd.rx_hash_fields_mask & MLX5_RX_HASH_DST_IPV4)) |
---|
| 1670 | + if ((ucmd->rx_hash_fields_mask & MLX5_RX_HASH_SRC_IPV4) || |
---|
| 1671 | + (ucmd->rx_hash_fields_mask & MLX5_RX_HASH_DST_IPV4)) |
---|
1531 | 1672 | MLX5_SET(rx_hash_field_select, hfso, l3_prot_type, |
---|
1532 | 1673 | MLX5_L3_PROT_TYPE_IPV4); |
---|
1533 | | - else if ((ucmd.rx_hash_fields_mask & MLX5_RX_HASH_SRC_IPV6) || |
---|
1534 | | - (ucmd.rx_hash_fields_mask & MLX5_RX_HASH_DST_IPV6)) |
---|
| 1674 | + else if ((ucmd->rx_hash_fields_mask & MLX5_RX_HASH_SRC_IPV6) || |
---|
| 1675 | + (ucmd->rx_hash_fields_mask & MLX5_RX_HASH_DST_IPV6)) |
---|
1535 | 1676 | MLX5_SET(rx_hash_field_select, hfso, l3_prot_type, |
---|
1536 | 1677 | MLX5_L3_PROT_TYPE_IPV6); |
---|
1537 | 1678 | |
---|
1538 | | - outer_l4 = ((ucmd.rx_hash_fields_mask & MLX5_RX_HASH_SRC_PORT_TCP) || |
---|
1539 | | - (ucmd.rx_hash_fields_mask & MLX5_RX_HASH_DST_PORT_TCP)) << 0 | |
---|
1540 | | - ((ucmd.rx_hash_fields_mask & MLX5_RX_HASH_SRC_PORT_UDP) || |
---|
1541 | | - (ucmd.rx_hash_fields_mask & MLX5_RX_HASH_DST_PORT_UDP)) << 1 | |
---|
1542 | | - (ucmd.rx_hash_fields_mask & MLX5_RX_HASH_IPSEC_SPI) << 2; |
---|
| 1679 | + outer_l4 = ((ucmd->rx_hash_fields_mask & MLX5_RX_HASH_SRC_PORT_TCP) || |
---|
| 1680 | + (ucmd->rx_hash_fields_mask & MLX5_RX_HASH_DST_PORT_TCP)) |
---|
| 1681 | + << 0 | |
---|
| 1682 | + ((ucmd->rx_hash_fields_mask & MLX5_RX_HASH_SRC_PORT_UDP) || |
---|
| 1683 | + (ucmd->rx_hash_fields_mask & MLX5_RX_HASH_DST_PORT_UDP)) |
---|
| 1684 | + << 1 | |
---|
| 1685 | + (ucmd->rx_hash_fields_mask & MLX5_RX_HASH_IPSEC_SPI) << 2; |
---|
1543 | 1686 | |
---|
1544 | 1687 | /* Check that only one l4 protocol is set */ |
---|
1545 | 1688 | if (outer_l4 & (outer_l4 - 1)) { |
---|
.. | .. |
---|
1548 | 1691 | } |
---|
1549 | 1692 | |
---|
1550 | 1693 | /* If none of TCP & UDP SRC/DST was set - this bit field is ignored */ |
---|
1551 | | - if ((ucmd.rx_hash_fields_mask & MLX5_RX_HASH_SRC_PORT_TCP) || |
---|
1552 | | - (ucmd.rx_hash_fields_mask & MLX5_RX_HASH_DST_PORT_TCP)) |
---|
| 1694 | + if ((ucmd->rx_hash_fields_mask & MLX5_RX_HASH_SRC_PORT_TCP) || |
---|
| 1695 | + (ucmd->rx_hash_fields_mask & MLX5_RX_HASH_DST_PORT_TCP)) |
---|
1553 | 1696 | MLX5_SET(rx_hash_field_select, hfso, l4_prot_type, |
---|
1554 | 1697 | MLX5_L4_PROT_TYPE_TCP); |
---|
1555 | | - else if ((ucmd.rx_hash_fields_mask & MLX5_RX_HASH_SRC_PORT_UDP) || |
---|
1556 | | - (ucmd.rx_hash_fields_mask & MLX5_RX_HASH_DST_PORT_UDP)) |
---|
| 1698 | + else if ((ucmd->rx_hash_fields_mask & MLX5_RX_HASH_SRC_PORT_UDP) || |
---|
| 1699 | + (ucmd->rx_hash_fields_mask & MLX5_RX_HASH_DST_PORT_UDP)) |
---|
1557 | 1700 | MLX5_SET(rx_hash_field_select, hfso, l4_prot_type, |
---|
1558 | 1701 | MLX5_L4_PROT_TYPE_UDP); |
---|
1559 | 1702 | |
---|
1560 | | - if ((ucmd.rx_hash_fields_mask & MLX5_RX_HASH_SRC_IPV4) || |
---|
1561 | | - (ucmd.rx_hash_fields_mask & MLX5_RX_HASH_SRC_IPV6)) |
---|
| 1703 | + if ((ucmd->rx_hash_fields_mask & MLX5_RX_HASH_SRC_IPV4) || |
---|
| 1704 | + (ucmd->rx_hash_fields_mask & MLX5_RX_HASH_SRC_IPV6)) |
---|
1562 | 1705 | selected_fields |= MLX5_HASH_FIELD_SEL_SRC_IP; |
---|
1563 | 1706 | |
---|
1564 | | - if ((ucmd.rx_hash_fields_mask & MLX5_RX_HASH_DST_IPV4) || |
---|
1565 | | - (ucmd.rx_hash_fields_mask & MLX5_RX_HASH_DST_IPV6)) |
---|
| 1707 | + if ((ucmd->rx_hash_fields_mask & MLX5_RX_HASH_DST_IPV4) || |
---|
| 1708 | + (ucmd->rx_hash_fields_mask & MLX5_RX_HASH_DST_IPV6)) |
---|
1566 | 1709 | selected_fields |= MLX5_HASH_FIELD_SEL_DST_IP; |
---|
1567 | 1710 | |
---|
1568 | | - if ((ucmd.rx_hash_fields_mask & MLX5_RX_HASH_SRC_PORT_TCP) || |
---|
1569 | | - (ucmd.rx_hash_fields_mask & MLX5_RX_HASH_SRC_PORT_UDP)) |
---|
| 1711 | + if ((ucmd->rx_hash_fields_mask & MLX5_RX_HASH_SRC_PORT_TCP) || |
---|
| 1712 | + (ucmd->rx_hash_fields_mask & MLX5_RX_HASH_SRC_PORT_UDP)) |
---|
1570 | 1713 | selected_fields |= MLX5_HASH_FIELD_SEL_L4_SPORT; |
---|
1571 | 1714 | |
---|
1572 | | - if ((ucmd.rx_hash_fields_mask & MLX5_RX_HASH_DST_PORT_TCP) || |
---|
1573 | | - (ucmd.rx_hash_fields_mask & MLX5_RX_HASH_DST_PORT_UDP)) |
---|
| 1715 | + if ((ucmd->rx_hash_fields_mask & MLX5_RX_HASH_DST_PORT_TCP) || |
---|
| 1716 | + (ucmd->rx_hash_fields_mask & MLX5_RX_HASH_DST_PORT_UDP)) |
---|
1574 | 1717 | selected_fields |= MLX5_HASH_FIELD_SEL_L4_DPORT; |
---|
1575 | 1718 | |
---|
1576 | | - if (ucmd.rx_hash_fields_mask & MLX5_RX_HASH_IPSEC_SPI) |
---|
| 1719 | + if (ucmd->rx_hash_fields_mask & MLX5_RX_HASH_IPSEC_SPI) |
---|
1577 | 1720 | selected_fields |= MLX5_HASH_FIELD_SEL_IPSEC_SPI; |
---|
1578 | 1721 | |
---|
1579 | 1722 | MLX5_SET(rx_hash_field_select, hfso, selected_fields, selected_fields); |
---|
1580 | 1723 | |
---|
1581 | 1724 | create_tir: |
---|
1582 | | - if (dev->rep) |
---|
1583 | | - MLX5_SET(tirc, tirc, self_lb_block, |
---|
1584 | | - MLX5_TIRC_SELF_LB_BLOCK_BLOCK_UNICAST_); |
---|
| 1725 | + MLX5_SET(create_tir_in, in, opcode, MLX5_CMD_OP_CREATE_TIR); |
---|
| 1726 | + err = mlx5_cmd_exec_inout(dev->mdev, create_tir, in, out); |
---|
1585 | 1727 | |
---|
1586 | | - err = mlx5_core_create_tir(dev->mdev, in, inlen, &qp->rss_qp.tirn); |
---|
| 1728 | + qp->rss_qp.tirn = MLX5_GET(create_tir_out, out, tirn); |
---|
| 1729 | + if (!err && MLX5_GET(tirc, tirc, self_lb_block)) { |
---|
| 1730 | + err = mlx5_ib_enable_lb(dev, false, true); |
---|
| 1731 | + |
---|
| 1732 | + if (err) |
---|
| 1733 | + mlx5_cmd_destroy_tir(dev->mdev, qp->rss_qp.tirn, |
---|
| 1734 | + to_mpd(pd)->uid); |
---|
| 1735 | + } |
---|
1587 | 1736 | |
---|
1588 | 1737 | if (err) |
---|
1589 | 1738 | goto err; |
---|
1590 | 1739 | |
---|
| 1740 | + if (mucontext->devx_uid) { |
---|
| 1741 | + params->resp.comp_mask |= MLX5_IB_CREATE_QP_RESP_MASK_TIRN; |
---|
| 1742 | + params->resp.tirn = qp->rss_qp.tirn; |
---|
| 1743 | + if (MLX5_CAP_FLOWTABLE_NIC_RX(dev->mdev, sw_owner) || |
---|
| 1744 | + MLX5_CAP_FLOWTABLE_NIC_RX(dev->mdev, sw_owner_v2)) { |
---|
| 1745 | + params->resp.tir_icm_addr = |
---|
| 1746 | + MLX5_GET(create_tir_out, out, icm_address_31_0); |
---|
| 1747 | + params->resp.tir_icm_addr |= |
---|
| 1748 | + (u64)MLX5_GET(create_tir_out, out, |
---|
| 1749 | + icm_address_39_32) |
---|
| 1750 | + << 32; |
---|
| 1751 | + params->resp.tir_icm_addr |= |
---|
| 1752 | + (u64)MLX5_GET(create_tir_out, out, |
---|
| 1753 | + icm_address_63_40) |
---|
| 1754 | + << 40; |
---|
| 1755 | + params->resp.comp_mask |= |
---|
| 1756 | + MLX5_IB_CREATE_QP_RESP_MASK_TIR_ICM_ADDR; |
---|
| 1757 | + } |
---|
| 1758 | + } |
---|
| 1759 | + |
---|
1591 | 1760 | kvfree(in); |
---|
1592 | 1761 | /* qpn is reserved for that QP */ |
---|
1593 | 1762 | qp->trans_qp.base.mqp.qpn = 0; |
---|
1594 | | - qp->flags |= MLX5_IB_QP_RSS; |
---|
| 1763 | + qp->is_rss = true; |
---|
1595 | 1764 | return 0; |
---|
1596 | 1765 | |
---|
1597 | 1766 | err: |
---|
.. | .. |
---|
1599 | 1768 | return err; |
---|
1600 | 1769 | } |
---|
1601 | 1770 | |
---|
1602 | | -static int create_qp_common(struct mlx5_ib_dev *dev, struct ib_pd *pd, |
---|
1603 | | - struct ib_qp_init_attr *init_attr, |
---|
1604 | | - struct ib_udata *udata, struct mlx5_ib_qp *qp) |
---|
| 1771 | +static void configure_requester_scat_cqe(struct mlx5_ib_dev *dev, |
---|
| 1772 | + struct mlx5_ib_qp *qp, |
---|
| 1773 | + struct ib_qp_init_attr *init_attr, |
---|
| 1774 | + void *qpc) |
---|
1605 | 1775 | { |
---|
| 1776 | + int scqe_sz; |
---|
| 1777 | + bool allow_scat_cqe = false; |
---|
| 1778 | + |
---|
| 1779 | + allow_scat_cqe = qp->flags_en & MLX5_QP_FLAG_ALLOW_SCATTER_CQE; |
---|
| 1780 | + |
---|
| 1781 | + if (!allow_scat_cqe && init_attr->sq_sig_type != IB_SIGNAL_ALL_WR) |
---|
| 1782 | + return; |
---|
| 1783 | + |
---|
| 1784 | + scqe_sz = mlx5_ib_get_cqe_size(init_attr->send_cq); |
---|
| 1785 | + if (scqe_sz == 128) { |
---|
| 1786 | + MLX5_SET(qpc, qpc, cs_req, MLX5_REQ_SCAT_DATA64_CQE); |
---|
| 1787 | + return; |
---|
| 1788 | + } |
---|
| 1789 | + |
---|
| 1790 | + if (init_attr->qp_type != MLX5_IB_QPT_DCI || |
---|
| 1791 | + MLX5_CAP_GEN(dev->mdev, dc_req_scat_data_cqe)) |
---|
| 1792 | + MLX5_SET(qpc, qpc, cs_req, MLX5_REQ_SCAT_DATA32_CQE); |
---|
| 1793 | +} |
---|
| 1794 | + |
---|
| 1795 | +static int atomic_size_to_mode(int size_mask) |
---|
| 1796 | +{ |
---|
| 1797 | + /* driver does not support atomic_size > 256B |
---|
| 1798 | + * and does not know how to translate bigger sizes |
---|
| 1799 | + */ |
---|
| 1800 | + int supported_size_mask = size_mask & 0x1ff; |
---|
| 1801 | + int log_max_size; |
---|
| 1802 | + |
---|
| 1803 | + if (!supported_size_mask) |
---|
| 1804 | + return -EOPNOTSUPP; |
---|
| 1805 | + |
---|
| 1806 | + log_max_size = __fls(supported_size_mask); |
---|
| 1807 | + |
---|
| 1808 | + if (log_max_size > 3) |
---|
| 1809 | + return log_max_size; |
---|
| 1810 | + |
---|
| 1811 | + return MLX5_ATOMIC_MODE_8B; |
---|
| 1812 | +} |
---|
| 1813 | + |
---|
| 1814 | +static int get_atomic_mode(struct mlx5_ib_dev *dev, |
---|
| 1815 | + enum ib_qp_type qp_type) |
---|
| 1816 | +{ |
---|
| 1817 | + u8 atomic_operations = MLX5_CAP_ATOMIC(dev->mdev, atomic_operations); |
---|
| 1818 | + u8 atomic = MLX5_CAP_GEN(dev->mdev, atomic); |
---|
| 1819 | + int atomic_mode = -EOPNOTSUPP; |
---|
| 1820 | + int atomic_size_mask; |
---|
| 1821 | + |
---|
| 1822 | + if (!atomic) |
---|
| 1823 | + return -EOPNOTSUPP; |
---|
| 1824 | + |
---|
| 1825 | + if (qp_type == MLX5_IB_QPT_DCT) |
---|
| 1826 | + atomic_size_mask = MLX5_CAP_ATOMIC(dev->mdev, atomic_size_dc); |
---|
| 1827 | + else |
---|
| 1828 | + atomic_size_mask = MLX5_CAP_ATOMIC(dev->mdev, atomic_size_qp); |
---|
| 1829 | + |
---|
| 1830 | + if ((atomic_operations & MLX5_ATOMIC_OPS_EXTENDED_CMP_SWAP) || |
---|
| 1831 | + (atomic_operations & MLX5_ATOMIC_OPS_EXTENDED_FETCH_ADD)) |
---|
| 1832 | + atomic_mode = atomic_size_to_mode(atomic_size_mask); |
---|
| 1833 | + |
---|
| 1834 | + if (atomic_mode <= 0 && |
---|
| 1835 | + (atomic_operations & MLX5_ATOMIC_OPS_CMP_SWAP && |
---|
| 1836 | + atomic_operations & MLX5_ATOMIC_OPS_FETCH_ADD)) |
---|
| 1837 | + atomic_mode = MLX5_ATOMIC_MODE_IB_COMP; |
---|
| 1838 | + |
---|
| 1839 | + return atomic_mode; |
---|
| 1840 | +} |
---|
| 1841 | + |
---|
| 1842 | +static int create_xrc_tgt_qp(struct mlx5_ib_dev *dev, struct mlx5_ib_qp *qp, |
---|
| 1843 | + struct mlx5_create_qp_params *params) |
---|
| 1844 | +{ |
---|
| 1845 | + struct ib_qp_init_attr *attr = params->attr; |
---|
| 1846 | + u32 uidx = params->uidx; |
---|
| 1847 | + struct mlx5_ib_resources *devr = &dev->devr; |
---|
| 1848 | + u32 out[MLX5_ST_SZ_DW(create_qp_out)] = {}; |
---|
| 1849 | + int inlen = MLX5_ST_SZ_BYTES(create_qp_in); |
---|
| 1850 | + struct mlx5_core_dev *mdev = dev->mdev; |
---|
| 1851 | + struct mlx5_ib_qp_base *base; |
---|
| 1852 | + unsigned long flags; |
---|
| 1853 | + void *qpc; |
---|
| 1854 | + u32 *in; |
---|
| 1855 | + int err; |
---|
| 1856 | + |
---|
| 1857 | + if (attr->sq_sig_type == IB_SIGNAL_ALL_WR) |
---|
| 1858 | + qp->sq_signal_bits = MLX5_WQE_CTRL_CQ_UPDATE; |
---|
| 1859 | + |
---|
| 1860 | + in = kvzalloc(inlen, GFP_KERNEL); |
---|
| 1861 | + if (!in) |
---|
| 1862 | + return -ENOMEM; |
---|
| 1863 | + |
---|
| 1864 | + qpc = MLX5_ADDR_OF(create_qp_in, in, qpc); |
---|
| 1865 | + |
---|
| 1866 | + MLX5_SET(qpc, qpc, st, MLX5_QP_ST_XRC); |
---|
| 1867 | + MLX5_SET(qpc, qpc, pm_state, MLX5_QP_PM_MIGRATED); |
---|
| 1868 | + MLX5_SET(qpc, qpc, pd, to_mpd(devr->p0)->pdn); |
---|
| 1869 | + |
---|
| 1870 | + if (qp->flags & IB_QP_CREATE_BLOCK_MULTICAST_LOOPBACK) |
---|
| 1871 | + MLX5_SET(qpc, qpc, block_lb_mc, 1); |
---|
| 1872 | + if (qp->flags & IB_QP_CREATE_CROSS_CHANNEL) |
---|
| 1873 | + MLX5_SET(qpc, qpc, cd_master, 1); |
---|
| 1874 | + if (qp->flags & IB_QP_CREATE_MANAGED_SEND) |
---|
| 1875 | + MLX5_SET(qpc, qpc, cd_slave_send, 1); |
---|
| 1876 | + if (qp->flags & IB_QP_CREATE_MANAGED_RECV) |
---|
| 1877 | + MLX5_SET(qpc, qpc, cd_slave_receive, 1); |
---|
| 1878 | + |
---|
| 1879 | + MLX5_SET(qpc, qpc, rq_type, MLX5_SRQ_RQ); |
---|
| 1880 | + MLX5_SET(qpc, qpc, no_sq, 1); |
---|
| 1881 | + MLX5_SET(qpc, qpc, cqn_rcv, to_mcq(devr->c0)->mcq.cqn); |
---|
| 1882 | + MLX5_SET(qpc, qpc, cqn_snd, to_mcq(devr->c0)->mcq.cqn); |
---|
| 1883 | + MLX5_SET(qpc, qpc, srqn_rmpn_xrqn, to_msrq(devr->s0)->msrq.srqn); |
---|
| 1884 | + MLX5_SET(qpc, qpc, xrcd, to_mxrcd(attr->xrcd)->xrcdn); |
---|
| 1885 | + MLX5_SET64(qpc, qpc, dbr_addr, qp->db.dma); |
---|
| 1886 | + |
---|
| 1887 | + /* 0xffffff means we ask to work with cqe version 0 */ |
---|
| 1888 | + if (MLX5_CAP_GEN(mdev, cqe_version) == MLX5_CQE_VERSION_V1) |
---|
| 1889 | + MLX5_SET(qpc, qpc, user_index, uidx); |
---|
| 1890 | + |
---|
| 1891 | + if (qp->flags & IB_QP_CREATE_PCI_WRITE_END_PADDING) { |
---|
| 1892 | + MLX5_SET(qpc, qpc, end_padding_mode, |
---|
| 1893 | + MLX5_WQ_END_PAD_MODE_ALIGN); |
---|
| 1894 | + /* Special case to clean flag */ |
---|
| 1895 | + qp->flags &= ~IB_QP_CREATE_PCI_WRITE_END_PADDING; |
---|
| 1896 | + } |
---|
| 1897 | + |
---|
| 1898 | + base = &qp->trans_qp.base; |
---|
| 1899 | + err = mlx5_qpc_create_qp(dev, &base->mqp, in, inlen, out); |
---|
| 1900 | + kvfree(in); |
---|
| 1901 | + if (err) |
---|
| 1902 | + return err; |
---|
| 1903 | + |
---|
| 1904 | + base->container_mibqp = qp; |
---|
| 1905 | + base->mqp.event = mlx5_ib_qp_event; |
---|
| 1906 | + if (MLX5_CAP_GEN(mdev, ece_support)) |
---|
| 1907 | + params->resp.ece_options = MLX5_GET(create_qp_out, out, ece); |
---|
| 1908 | + |
---|
| 1909 | + spin_lock_irqsave(&dev->reset_flow_resource_lock, flags); |
---|
| 1910 | + list_add_tail(&qp->qps_list, &dev->qp_list); |
---|
| 1911 | + spin_unlock_irqrestore(&dev->reset_flow_resource_lock, flags); |
---|
| 1912 | + |
---|
| 1913 | + qp->trans_qp.xrcdn = to_mxrcd(attr->xrcd)->xrcdn; |
---|
| 1914 | + return 0; |
---|
| 1915 | +} |
---|
| 1916 | + |
---|
| 1917 | +static int create_user_qp(struct mlx5_ib_dev *dev, struct ib_pd *pd, |
---|
| 1918 | + struct mlx5_ib_qp *qp, |
---|
| 1919 | + struct mlx5_create_qp_params *params) |
---|
| 1920 | +{ |
---|
| 1921 | + struct ib_qp_init_attr *init_attr = params->attr; |
---|
| 1922 | + struct mlx5_ib_create_qp *ucmd = params->ucmd; |
---|
| 1923 | + u32 out[MLX5_ST_SZ_DW(create_qp_out)] = {}; |
---|
| 1924 | + struct ib_udata *udata = params->udata; |
---|
| 1925 | + u32 uidx = params->uidx; |
---|
1606 | 1926 | struct mlx5_ib_resources *devr = &dev->devr; |
---|
1607 | 1927 | int inlen = MLX5_ST_SZ_BYTES(create_qp_in); |
---|
1608 | 1928 | struct mlx5_core_dev *mdev = dev->mdev; |
---|
1609 | | - struct mlx5_ib_create_qp_resp resp = {}; |
---|
1610 | 1929 | struct mlx5_ib_cq *send_cq; |
---|
1611 | 1930 | struct mlx5_ib_cq *recv_cq; |
---|
1612 | 1931 | unsigned long flags; |
---|
1613 | | - u32 uidx = MLX5_IB_DEFAULT_UIDX; |
---|
1614 | | - struct mlx5_ib_create_qp ucmd; |
---|
1615 | 1932 | struct mlx5_ib_qp_base *base; |
---|
1616 | 1933 | int mlx5_st; |
---|
1617 | 1934 | void *qpc; |
---|
1618 | 1935 | u32 *in; |
---|
1619 | 1936 | int err; |
---|
1620 | 1937 | |
---|
1621 | | - mutex_init(&qp->mutex); |
---|
1622 | 1938 | spin_lock_init(&qp->sq.lock); |
---|
1623 | 1939 | spin_lock_init(&qp->rq.lock); |
---|
1624 | 1940 | |
---|
1625 | | - mlx5_st = to_mlx5_st(init_attr->qp_type); |
---|
| 1941 | + mlx5_st = to_mlx5_st(qp->type); |
---|
1626 | 1942 | if (mlx5_st < 0) |
---|
1627 | 1943 | return -EINVAL; |
---|
1628 | | - |
---|
1629 | | - if (init_attr->rwq_ind_tbl) { |
---|
1630 | | - if (!udata) |
---|
1631 | | - return -ENOSYS; |
---|
1632 | | - |
---|
1633 | | - err = create_rss_raw_qp_tir(dev, qp, pd, init_attr, udata); |
---|
1634 | | - return err; |
---|
1635 | | - } |
---|
1636 | | - |
---|
1637 | | - if (init_attr->create_flags & IB_QP_CREATE_BLOCK_MULTICAST_LOOPBACK) { |
---|
1638 | | - if (!MLX5_CAP_GEN(mdev, block_lb_mc)) { |
---|
1639 | | - mlx5_ib_dbg(dev, "block multicast loopback isn't supported\n"); |
---|
1640 | | - return -EINVAL; |
---|
1641 | | - } else { |
---|
1642 | | - qp->flags |= MLX5_IB_QP_BLOCK_MULTICAST_LOOPBACK; |
---|
1643 | | - } |
---|
1644 | | - } |
---|
1645 | | - |
---|
1646 | | - if (init_attr->create_flags & |
---|
1647 | | - (IB_QP_CREATE_CROSS_CHANNEL | |
---|
1648 | | - IB_QP_CREATE_MANAGED_SEND | |
---|
1649 | | - IB_QP_CREATE_MANAGED_RECV)) { |
---|
1650 | | - if (!MLX5_CAP_GEN(mdev, cd)) { |
---|
1651 | | - mlx5_ib_dbg(dev, "cross-channel isn't supported\n"); |
---|
1652 | | - return -EINVAL; |
---|
1653 | | - } |
---|
1654 | | - if (init_attr->create_flags & IB_QP_CREATE_CROSS_CHANNEL) |
---|
1655 | | - qp->flags |= MLX5_IB_QP_CROSS_CHANNEL; |
---|
1656 | | - if (init_attr->create_flags & IB_QP_CREATE_MANAGED_SEND) |
---|
1657 | | - qp->flags |= MLX5_IB_QP_MANAGED_SEND; |
---|
1658 | | - if (init_attr->create_flags & IB_QP_CREATE_MANAGED_RECV) |
---|
1659 | | - qp->flags |= MLX5_IB_QP_MANAGED_RECV; |
---|
1660 | | - } |
---|
1661 | | - |
---|
1662 | | - if (init_attr->qp_type == IB_QPT_UD && |
---|
1663 | | - (init_attr->create_flags & IB_QP_CREATE_IPOIB_UD_LSO)) |
---|
1664 | | - if (!MLX5_CAP_GEN(mdev, ipoib_basic_offloads)) { |
---|
1665 | | - mlx5_ib_dbg(dev, "ipoib UD lso qp isn't supported\n"); |
---|
1666 | | - return -EOPNOTSUPP; |
---|
1667 | | - } |
---|
1668 | | - |
---|
1669 | | - if (init_attr->create_flags & IB_QP_CREATE_SCATTER_FCS) { |
---|
1670 | | - if (init_attr->qp_type != IB_QPT_RAW_PACKET) { |
---|
1671 | | - mlx5_ib_dbg(dev, "Scatter FCS is supported only for Raw Packet QPs"); |
---|
1672 | | - return -EOPNOTSUPP; |
---|
1673 | | - } |
---|
1674 | | - if (!MLX5_CAP_GEN(dev->mdev, eth_net_offloads) || |
---|
1675 | | - !MLX5_CAP_ETH(dev->mdev, scatter_fcs)) { |
---|
1676 | | - mlx5_ib_dbg(dev, "Scatter FCS isn't supported\n"); |
---|
1677 | | - return -EOPNOTSUPP; |
---|
1678 | | - } |
---|
1679 | | - qp->flags |= MLX5_IB_QP_CAP_SCATTER_FCS; |
---|
1680 | | - } |
---|
1681 | 1944 | |
---|
1682 | 1945 | if (init_attr->sq_sig_type == IB_SIGNAL_ALL_WR) |
---|
1683 | 1946 | qp->sq_signal_bits = MLX5_WQE_CTRL_CQ_UPDATE; |
---|
1684 | 1947 | |
---|
1685 | | - if (init_attr->create_flags & IB_QP_CREATE_CVLAN_STRIPPING) { |
---|
1686 | | - if (!(MLX5_CAP_GEN(dev->mdev, eth_net_offloads) && |
---|
1687 | | - MLX5_CAP_ETH(dev->mdev, vlan_cap)) || |
---|
1688 | | - (init_attr->qp_type != IB_QPT_RAW_PACKET)) |
---|
1689 | | - return -EOPNOTSUPP; |
---|
1690 | | - qp->flags |= MLX5_IB_QP_CVLAN_STRIPPING; |
---|
1691 | | - } |
---|
1692 | | - |
---|
1693 | | - if (pd && pd->uobject) { |
---|
1694 | | - if (ib_copy_from_udata(&ucmd, udata, sizeof(ucmd))) { |
---|
1695 | | - mlx5_ib_dbg(dev, "copy failed\n"); |
---|
1696 | | - return -EFAULT; |
---|
1697 | | - } |
---|
1698 | | - |
---|
1699 | | - err = get_qp_user_index(to_mucontext(pd->uobject->context), |
---|
1700 | | - &ucmd, udata->inlen, &uidx); |
---|
1701 | | - if (err) |
---|
1702 | | - return err; |
---|
1703 | | - |
---|
1704 | | - qp->wq_sig = !!(ucmd.flags & MLX5_QP_FLAG_SIGNATURE); |
---|
1705 | | - qp->scat_cqe = !!(ucmd.flags & MLX5_QP_FLAG_SCATTER_CQE); |
---|
1706 | | - if (ucmd.flags & MLX5_QP_FLAG_TUNNEL_OFFLOADS) { |
---|
1707 | | - if (init_attr->qp_type != IB_QPT_RAW_PACKET || |
---|
1708 | | - !tunnel_offload_supported(mdev)) { |
---|
1709 | | - mlx5_ib_dbg(dev, "Tunnel offload isn't supported\n"); |
---|
1710 | | - return -EOPNOTSUPP; |
---|
1711 | | - } |
---|
1712 | | - qp->tunnel_offload_en = true; |
---|
1713 | | - } |
---|
1714 | | - |
---|
1715 | | - if (init_attr->create_flags & IB_QP_CREATE_SOURCE_QPN) { |
---|
1716 | | - if (init_attr->qp_type != IB_QPT_UD || |
---|
1717 | | - (MLX5_CAP_GEN(dev->mdev, port_type) != |
---|
1718 | | - MLX5_CAP_PORT_TYPE_IB) || |
---|
1719 | | - !mlx5_get_flow_namespace(dev->mdev, MLX5_FLOW_NAMESPACE_BYPASS)) { |
---|
1720 | | - mlx5_ib_dbg(dev, "Source QP option isn't supported\n"); |
---|
1721 | | - return -EOPNOTSUPP; |
---|
1722 | | - } |
---|
1723 | | - |
---|
1724 | | - qp->flags |= MLX5_IB_QP_UNDERLAY; |
---|
1725 | | - qp->underlay_qpn = init_attr->source_qpn; |
---|
1726 | | - } |
---|
1727 | | - } else { |
---|
1728 | | - qp->wq_sig = !!wq_signature; |
---|
1729 | | - } |
---|
| 1948 | + if (qp->flags & IB_QP_CREATE_SOURCE_QPN) |
---|
| 1949 | + qp->underlay_qpn = init_attr->source_qpn; |
---|
1730 | 1950 | |
---|
1731 | 1951 | base = (init_attr->qp_type == IB_QPT_RAW_PACKET || |
---|
1732 | | - qp->flags & MLX5_IB_QP_UNDERLAY) ? |
---|
| 1952 | + qp->flags & IB_QP_CREATE_SOURCE_QPN) ? |
---|
1733 | 1953 | &qp->raw_packet_qp.rq.base : |
---|
1734 | 1954 | &qp->trans_qp.base; |
---|
1735 | 1955 | |
---|
1736 | 1956 | qp->has_rq = qp_has_rq(init_attr); |
---|
1737 | | - err = set_rq_size(dev, &init_attr->cap, qp->has_rq, |
---|
1738 | | - qp, (pd && pd->uobject) ? &ucmd : NULL); |
---|
| 1957 | + err = set_rq_size(dev, &init_attr->cap, qp->has_rq, qp, ucmd); |
---|
1739 | 1958 | if (err) { |
---|
1740 | 1959 | mlx5_ib_dbg(dev, "err %d\n", err); |
---|
1741 | 1960 | return err; |
---|
1742 | 1961 | } |
---|
1743 | 1962 | |
---|
1744 | | - if (pd) { |
---|
1745 | | - if (pd->uobject) { |
---|
1746 | | - __u32 max_wqes = |
---|
1747 | | - 1 << MLX5_CAP_GEN(mdev, log_max_qp_sz); |
---|
1748 | | - mlx5_ib_dbg(dev, "requested sq_wqe_count (%d)\n", ucmd.sq_wqe_count); |
---|
1749 | | - if (ucmd.rq_wqe_shift != qp->rq.wqe_shift || |
---|
1750 | | - ucmd.rq_wqe_count != qp->rq.wqe_cnt) { |
---|
1751 | | - mlx5_ib_dbg(dev, "invalid rq params\n"); |
---|
1752 | | - return -EINVAL; |
---|
1753 | | - } |
---|
1754 | | - if (ucmd.sq_wqe_count > max_wqes) { |
---|
1755 | | - mlx5_ib_dbg(dev, "requested sq_wqe_count (%d) > max allowed (%d)\n", |
---|
1756 | | - ucmd.sq_wqe_count, max_wqes); |
---|
1757 | | - return -EINVAL; |
---|
1758 | | - } |
---|
1759 | | - if (init_attr->create_flags & |
---|
1760 | | - mlx5_ib_create_qp_sqpn_qp1()) { |
---|
1761 | | - mlx5_ib_dbg(dev, "user-space is not allowed to create UD QPs spoofing as QP1\n"); |
---|
1762 | | - return -EINVAL; |
---|
1763 | | - } |
---|
1764 | | - err = create_user_qp(dev, pd, qp, udata, init_attr, &in, |
---|
1765 | | - &resp, &inlen, base); |
---|
1766 | | - if (err) |
---|
1767 | | - mlx5_ib_dbg(dev, "err %d\n", err); |
---|
1768 | | - } else { |
---|
1769 | | - err = create_kernel_qp(dev, init_attr, qp, &in, &inlen, |
---|
1770 | | - base); |
---|
1771 | | - if (err) |
---|
1772 | | - mlx5_ib_dbg(dev, "err %d\n", err); |
---|
1773 | | - } |
---|
| 1963 | + if (ucmd->rq_wqe_shift != qp->rq.wqe_shift || |
---|
| 1964 | + ucmd->rq_wqe_count != qp->rq.wqe_cnt) |
---|
| 1965 | + return -EINVAL; |
---|
1774 | 1966 | |
---|
1775 | | - if (err) |
---|
1776 | | - return err; |
---|
1777 | | - } else { |
---|
1778 | | - in = kvzalloc(inlen, GFP_KERNEL); |
---|
1779 | | - if (!in) |
---|
1780 | | - return -ENOMEM; |
---|
| 1967 | + if (ucmd->sq_wqe_count > (1 << MLX5_CAP_GEN(mdev, log_max_qp_sz))) |
---|
| 1968 | + return -EINVAL; |
---|
1781 | 1969 | |
---|
1782 | | - qp->create_type = MLX5_QP_EMPTY; |
---|
1783 | | - } |
---|
| 1970 | + err = _create_user_qp(dev, pd, qp, udata, init_attr, &in, ¶ms->resp, |
---|
| 1971 | + &inlen, base, ucmd); |
---|
| 1972 | + if (err) |
---|
| 1973 | + return err; |
---|
1784 | 1974 | |
---|
1785 | 1975 | if (is_sqp(init_attr->qp_type)) |
---|
1786 | 1976 | qp->port = init_attr->port_num; |
---|
1787 | 1977 | |
---|
| 1978 | + if (MLX5_CAP_GEN(mdev, ece_support)) |
---|
| 1979 | + MLX5_SET(create_qp_in, in, ece, ucmd->ece_options); |
---|
1788 | 1980 | qpc = MLX5_ADDR_OF(create_qp_in, in, qpc); |
---|
1789 | 1981 | |
---|
1790 | 1982 | MLX5_SET(qpc, qpc, st, mlx5_st); |
---|
1791 | 1983 | MLX5_SET(qpc, qpc, pm_state, MLX5_QP_PM_MIGRATED); |
---|
| 1984 | + MLX5_SET(qpc, qpc, pd, to_mpd(pd)->pdn); |
---|
1792 | 1985 | |
---|
1793 | | - if (init_attr->qp_type != MLX5_IB_QPT_REG_UMR) |
---|
1794 | | - MLX5_SET(qpc, qpc, pd, to_mpd(pd ? pd : devr->p0)->pdn); |
---|
1795 | | - else |
---|
1796 | | - MLX5_SET(qpc, qpc, latency_sensitive, 1); |
---|
1797 | | - |
---|
1798 | | - |
---|
1799 | | - if (qp->wq_sig) |
---|
| 1986 | + if (qp->flags_en & MLX5_QP_FLAG_SIGNATURE) |
---|
1800 | 1987 | MLX5_SET(qpc, qpc, wq_signature, 1); |
---|
1801 | 1988 | |
---|
1802 | | - if (qp->flags & MLX5_IB_QP_BLOCK_MULTICAST_LOOPBACK) |
---|
| 1989 | + if (qp->flags & IB_QP_CREATE_BLOCK_MULTICAST_LOOPBACK) |
---|
1803 | 1990 | MLX5_SET(qpc, qpc, block_lb_mc, 1); |
---|
1804 | 1991 | |
---|
1805 | | - if (qp->flags & MLX5_IB_QP_CROSS_CHANNEL) |
---|
| 1992 | + if (qp->flags & IB_QP_CREATE_CROSS_CHANNEL) |
---|
1806 | 1993 | MLX5_SET(qpc, qpc, cd_master, 1); |
---|
1807 | | - if (qp->flags & MLX5_IB_QP_MANAGED_SEND) |
---|
| 1994 | + if (qp->flags & IB_QP_CREATE_MANAGED_SEND) |
---|
1808 | 1995 | MLX5_SET(qpc, qpc, cd_slave_send, 1); |
---|
1809 | | - if (qp->flags & MLX5_IB_QP_MANAGED_RECV) |
---|
| 1996 | + if (qp->flags & IB_QP_CREATE_MANAGED_RECV) |
---|
1810 | 1997 | MLX5_SET(qpc, qpc, cd_slave_receive, 1); |
---|
| 1998 | + if (qp->flags_en & MLX5_QP_FLAG_PACKET_BASED_CREDIT_MODE) |
---|
| 1999 | + MLX5_SET(qpc, qpc, req_e2e_credit_mode, 1); |
---|
| 2000 | + if ((qp->flags_en & MLX5_QP_FLAG_SCATTER_CQE) && |
---|
| 2001 | + (init_attr->qp_type == IB_QPT_RC || |
---|
| 2002 | + init_attr->qp_type == IB_QPT_UC)) { |
---|
| 2003 | + int rcqe_sz = mlx5_ib_get_cqe_size(init_attr->recv_cq); |
---|
1811 | 2004 | |
---|
1812 | | - if (qp->scat_cqe && is_connected(init_attr->qp_type)) { |
---|
1813 | | - int rcqe_sz; |
---|
1814 | | - int scqe_sz; |
---|
1815 | | - |
---|
1816 | | - rcqe_sz = mlx5_ib_get_cqe_size(dev, init_attr->recv_cq); |
---|
1817 | | - scqe_sz = mlx5_ib_get_cqe_size(dev, init_attr->send_cq); |
---|
1818 | | - |
---|
1819 | | - if (rcqe_sz == 128) |
---|
1820 | | - MLX5_SET(qpc, qpc, cs_res, MLX5_RES_SCAT_DATA64_CQE); |
---|
1821 | | - else |
---|
1822 | | - MLX5_SET(qpc, qpc, cs_res, MLX5_RES_SCAT_DATA32_CQE); |
---|
1823 | | - |
---|
1824 | | - if (init_attr->sq_sig_type == IB_SIGNAL_ALL_WR) { |
---|
1825 | | - if (scqe_sz == 128) |
---|
1826 | | - MLX5_SET(qpc, qpc, cs_req, MLX5_REQ_SCAT_DATA64_CQE); |
---|
1827 | | - else |
---|
1828 | | - MLX5_SET(qpc, qpc, cs_req, MLX5_REQ_SCAT_DATA32_CQE); |
---|
1829 | | - } |
---|
| 2005 | + MLX5_SET(qpc, qpc, cs_res, |
---|
| 2006 | + rcqe_sz == 128 ? MLX5_RES_SCAT_DATA64_CQE : |
---|
| 2007 | + MLX5_RES_SCAT_DATA32_CQE); |
---|
1830 | 2008 | } |
---|
| 2009 | + if ((qp->flags_en & MLX5_QP_FLAG_SCATTER_CQE) && |
---|
| 2010 | + (qp->type == MLX5_IB_QPT_DCI || qp->type == IB_QPT_RC)) |
---|
| 2011 | + configure_requester_scat_cqe(dev, qp, init_attr, qpc); |
---|
1831 | 2012 | |
---|
1832 | 2013 | if (qp->rq.wqe_cnt) { |
---|
1833 | 2014 | MLX5_SET(qpc, qpc, log_rq_stride, qp->rq.wqe_shift - 4); |
---|
.. | .. |
---|
1848 | 2029 | |
---|
1849 | 2030 | /* Set default resources */ |
---|
1850 | 2031 | switch (init_attr->qp_type) { |
---|
1851 | | - case IB_QPT_XRC_TGT: |
---|
1852 | | - MLX5_SET(qpc, qpc, cqn_rcv, to_mcq(devr->c0)->mcq.cqn); |
---|
1853 | | - MLX5_SET(qpc, qpc, cqn_snd, to_mcq(devr->c0)->mcq.cqn); |
---|
1854 | | - MLX5_SET(qpc, qpc, srqn_rmpn_xrqn, to_msrq(devr->s0)->msrq.srqn); |
---|
1855 | | - MLX5_SET(qpc, qpc, xrcd, to_mxrcd(init_attr->xrcd)->xrcdn); |
---|
1856 | | - break; |
---|
1857 | 2032 | case IB_QPT_XRC_INI: |
---|
1858 | 2033 | MLX5_SET(qpc, qpc, cqn_rcv, to_mcq(devr->c0)->mcq.cqn); |
---|
1859 | | - MLX5_SET(qpc, qpc, xrcd, to_mxrcd(devr->x1)->xrcdn); |
---|
| 2034 | + MLX5_SET(qpc, qpc, xrcd, devr->xrcdn1); |
---|
1860 | 2035 | MLX5_SET(qpc, qpc, srqn_rmpn_xrqn, to_msrq(devr->s0)->msrq.srqn); |
---|
1861 | 2036 | break; |
---|
1862 | 2037 | default: |
---|
1863 | 2038 | if (init_attr->srq) { |
---|
1864 | | - MLX5_SET(qpc, qpc, xrcd, to_mxrcd(devr->x0)->xrcdn); |
---|
| 2039 | + MLX5_SET(qpc, qpc, xrcd, devr->xrcdn0); |
---|
1865 | 2040 | MLX5_SET(qpc, qpc, srqn_rmpn_xrqn, to_msrq(init_attr->srq)->msrq.srqn); |
---|
1866 | 2041 | } else { |
---|
1867 | | - MLX5_SET(qpc, qpc, xrcd, to_mxrcd(devr->x1)->xrcdn); |
---|
| 2042 | + MLX5_SET(qpc, qpc, xrcd, devr->xrcdn1); |
---|
1868 | 2043 | MLX5_SET(qpc, qpc, srqn_rmpn_xrqn, to_msrq(devr->s1)->msrq.srqn); |
---|
1869 | 2044 | } |
---|
1870 | 2045 | } |
---|
.. | .. |
---|
1881 | 2056 | if (MLX5_CAP_GEN(mdev, cqe_version) == MLX5_CQE_VERSION_V1) |
---|
1882 | 2057 | MLX5_SET(qpc, qpc, user_index, uidx); |
---|
1883 | 2058 | |
---|
1884 | | - /* we use IB_QP_CREATE_IPOIB_UD_LSO to indicates ipoib qp */ |
---|
1885 | | - if (init_attr->qp_type == IB_QPT_UD && |
---|
1886 | | - (init_attr->create_flags & IB_QP_CREATE_IPOIB_UD_LSO)) { |
---|
1887 | | - MLX5_SET(qpc, qpc, ulp_stateless_offload_mode, 1); |
---|
1888 | | - qp->flags |= MLX5_IB_QP_LSO; |
---|
1889 | | - } |
---|
1890 | | - |
---|
1891 | | - if (init_attr->create_flags & IB_QP_CREATE_PCI_WRITE_END_PADDING) { |
---|
1892 | | - if (!MLX5_CAP_GEN(dev->mdev, end_pad)) { |
---|
1893 | | - mlx5_ib_dbg(dev, "scatter end padding is not supported\n"); |
---|
1894 | | - err = -EOPNOTSUPP; |
---|
1895 | | - goto err; |
---|
1896 | | - } else if (init_attr->qp_type != IB_QPT_RAW_PACKET) { |
---|
1897 | | - MLX5_SET(qpc, qpc, end_padding_mode, |
---|
1898 | | - MLX5_WQ_END_PAD_MODE_ALIGN); |
---|
1899 | | - } else { |
---|
1900 | | - qp->flags |= MLX5_IB_QP_PCI_WRITE_END_PADDING; |
---|
1901 | | - } |
---|
1902 | | - } |
---|
1903 | | - |
---|
1904 | | - if (inlen < 0) { |
---|
1905 | | - err = -EINVAL; |
---|
1906 | | - goto err; |
---|
| 2059 | + if (qp->flags & IB_QP_CREATE_PCI_WRITE_END_PADDING && |
---|
| 2060 | + init_attr->qp_type != IB_QPT_RAW_PACKET) { |
---|
| 2061 | + MLX5_SET(qpc, qpc, end_padding_mode, |
---|
| 2062 | + MLX5_WQ_END_PAD_MODE_ALIGN); |
---|
| 2063 | + /* Special case to clean flag */ |
---|
| 2064 | + qp->flags &= ~IB_QP_CREATE_PCI_WRITE_END_PADDING; |
---|
1907 | 2065 | } |
---|
1908 | 2066 | |
---|
1909 | 2067 | if (init_attr->qp_type == IB_QPT_RAW_PACKET || |
---|
1910 | | - qp->flags & MLX5_IB_QP_UNDERLAY) { |
---|
1911 | | - qp->raw_packet_qp.sq.ubuffer.buf_addr = ucmd.sq_buf_addr; |
---|
| 2068 | + qp->flags & IB_QP_CREATE_SOURCE_QPN) { |
---|
| 2069 | + qp->raw_packet_qp.sq.ubuffer.buf_addr = ucmd->sq_buf_addr; |
---|
1912 | 2070 | raw_packet_qp_copy_info(qp, &qp->raw_packet_qp); |
---|
1913 | | - err = create_raw_packet_qp(dev, qp, in, inlen, pd); |
---|
1914 | | - } else { |
---|
1915 | | - err = mlx5_core_create_qp(dev->mdev, &base->mqp, in, inlen); |
---|
1916 | | - } |
---|
1917 | | - |
---|
1918 | | - if (err) { |
---|
1919 | | - mlx5_ib_dbg(dev, "create qp failed\n"); |
---|
1920 | | - goto err_create; |
---|
1921 | | - } |
---|
| 2071 | + err = create_raw_packet_qp(dev, qp, in, inlen, pd, udata, |
---|
| 2072 | + ¶ms->resp); |
---|
| 2073 | + } else |
---|
| 2074 | + err = mlx5_qpc_create_qp(dev, &base->mqp, in, inlen, out); |
---|
1922 | 2075 | |
---|
1923 | 2076 | kvfree(in); |
---|
| 2077 | + if (err) |
---|
| 2078 | + goto err_create; |
---|
1924 | 2079 | |
---|
1925 | 2080 | base->container_mibqp = qp; |
---|
1926 | 2081 | base->mqp.event = mlx5_ib_qp_event; |
---|
| 2082 | + if (MLX5_CAP_GEN(mdev, ece_support)) |
---|
| 2083 | + params->resp.ece_options = MLX5_GET(create_qp_out, out, ece); |
---|
1927 | 2084 | |
---|
1928 | | - get_cqs(init_attr->qp_type, init_attr->send_cq, init_attr->recv_cq, |
---|
| 2085 | + get_cqs(qp->type, init_attr->send_cq, init_attr->recv_cq, |
---|
1929 | 2086 | &send_cq, &recv_cq); |
---|
1930 | 2087 | spin_lock_irqsave(&dev->reset_flow_resource_lock, flags); |
---|
1931 | 2088 | mlx5_ib_lock_cqs(send_cq, recv_cq); |
---|
.. | .. |
---|
1945 | 2102 | return 0; |
---|
1946 | 2103 | |
---|
1947 | 2104 | err_create: |
---|
1948 | | - if (qp->create_type == MLX5_QP_USER) |
---|
1949 | | - destroy_qp_user(dev, pd, qp, base); |
---|
1950 | | - else if (qp->create_type == MLX5_QP_KERNEL) |
---|
1951 | | - destroy_qp_kernel(dev, qp); |
---|
| 2105 | + destroy_qp(dev, qp, base, udata); |
---|
| 2106 | + return err; |
---|
| 2107 | +} |
---|
1952 | 2108 | |
---|
1953 | | -err: |
---|
| 2109 | +static int create_kernel_qp(struct mlx5_ib_dev *dev, struct ib_pd *pd, |
---|
| 2110 | + struct mlx5_ib_qp *qp, |
---|
| 2111 | + struct mlx5_create_qp_params *params) |
---|
| 2112 | +{ |
---|
| 2113 | + struct ib_qp_init_attr *attr = params->attr; |
---|
| 2114 | + u32 uidx = params->uidx; |
---|
| 2115 | + struct mlx5_ib_resources *devr = &dev->devr; |
---|
| 2116 | + u32 out[MLX5_ST_SZ_DW(create_qp_out)] = {}; |
---|
| 2117 | + int inlen = MLX5_ST_SZ_BYTES(create_qp_in); |
---|
| 2118 | + struct mlx5_core_dev *mdev = dev->mdev; |
---|
| 2119 | + struct mlx5_ib_cq *send_cq; |
---|
| 2120 | + struct mlx5_ib_cq *recv_cq; |
---|
| 2121 | + unsigned long flags; |
---|
| 2122 | + struct mlx5_ib_qp_base *base; |
---|
| 2123 | + int mlx5_st; |
---|
| 2124 | + void *qpc; |
---|
| 2125 | + u32 *in; |
---|
| 2126 | + int err; |
---|
| 2127 | + |
---|
| 2128 | + spin_lock_init(&qp->sq.lock); |
---|
| 2129 | + spin_lock_init(&qp->rq.lock); |
---|
| 2130 | + |
---|
| 2131 | + mlx5_st = to_mlx5_st(qp->type); |
---|
| 2132 | + if (mlx5_st < 0) |
---|
| 2133 | + return -EINVAL; |
---|
| 2134 | + |
---|
| 2135 | + if (attr->sq_sig_type == IB_SIGNAL_ALL_WR) |
---|
| 2136 | + qp->sq_signal_bits = MLX5_WQE_CTRL_CQ_UPDATE; |
---|
| 2137 | + |
---|
| 2138 | + base = &qp->trans_qp.base; |
---|
| 2139 | + |
---|
| 2140 | + qp->has_rq = qp_has_rq(attr); |
---|
| 2141 | + err = set_rq_size(dev, &attr->cap, qp->has_rq, qp, NULL); |
---|
| 2142 | + if (err) { |
---|
| 2143 | + mlx5_ib_dbg(dev, "err %d\n", err); |
---|
| 2144 | + return err; |
---|
| 2145 | + } |
---|
| 2146 | + |
---|
| 2147 | + err = _create_kernel_qp(dev, attr, qp, &in, &inlen, base); |
---|
| 2148 | + if (err) |
---|
| 2149 | + return err; |
---|
| 2150 | + |
---|
| 2151 | + if (is_sqp(attr->qp_type)) |
---|
| 2152 | + qp->port = attr->port_num; |
---|
| 2153 | + |
---|
| 2154 | + qpc = MLX5_ADDR_OF(create_qp_in, in, qpc); |
---|
| 2155 | + |
---|
| 2156 | + MLX5_SET(qpc, qpc, st, mlx5_st); |
---|
| 2157 | + MLX5_SET(qpc, qpc, pm_state, MLX5_QP_PM_MIGRATED); |
---|
| 2158 | + |
---|
| 2159 | + if (attr->qp_type != MLX5_IB_QPT_REG_UMR) |
---|
| 2160 | + MLX5_SET(qpc, qpc, pd, to_mpd(pd ? pd : devr->p0)->pdn); |
---|
| 2161 | + else |
---|
| 2162 | + MLX5_SET(qpc, qpc, latency_sensitive, 1); |
---|
| 2163 | + |
---|
| 2164 | + |
---|
| 2165 | + if (qp->flags & IB_QP_CREATE_BLOCK_MULTICAST_LOOPBACK) |
---|
| 2166 | + MLX5_SET(qpc, qpc, block_lb_mc, 1); |
---|
| 2167 | + |
---|
| 2168 | + if (qp->rq.wqe_cnt) { |
---|
| 2169 | + MLX5_SET(qpc, qpc, log_rq_stride, qp->rq.wqe_shift - 4); |
---|
| 2170 | + MLX5_SET(qpc, qpc, log_rq_size, ilog2(qp->rq.wqe_cnt)); |
---|
| 2171 | + } |
---|
| 2172 | + |
---|
| 2173 | + MLX5_SET(qpc, qpc, rq_type, get_rx_type(qp, attr)); |
---|
| 2174 | + |
---|
| 2175 | + if (qp->sq.wqe_cnt) |
---|
| 2176 | + MLX5_SET(qpc, qpc, log_sq_size, ilog2(qp->sq.wqe_cnt)); |
---|
| 2177 | + else |
---|
| 2178 | + MLX5_SET(qpc, qpc, no_sq, 1); |
---|
| 2179 | + |
---|
| 2180 | + if (attr->srq) { |
---|
| 2181 | + MLX5_SET(qpc, qpc, xrcd, devr->xrcdn0); |
---|
| 2182 | + MLX5_SET(qpc, qpc, srqn_rmpn_xrqn, |
---|
| 2183 | + to_msrq(attr->srq)->msrq.srqn); |
---|
| 2184 | + } else { |
---|
| 2185 | + MLX5_SET(qpc, qpc, xrcd, devr->xrcdn1); |
---|
| 2186 | + MLX5_SET(qpc, qpc, srqn_rmpn_xrqn, |
---|
| 2187 | + to_msrq(devr->s1)->msrq.srqn); |
---|
| 2188 | + } |
---|
| 2189 | + |
---|
| 2190 | + if (attr->send_cq) |
---|
| 2191 | + MLX5_SET(qpc, qpc, cqn_snd, to_mcq(attr->send_cq)->mcq.cqn); |
---|
| 2192 | + |
---|
| 2193 | + if (attr->recv_cq) |
---|
| 2194 | + MLX5_SET(qpc, qpc, cqn_rcv, to_mcq(attr->recv_cq)->mcq.cqn); |
---|
| 2195 | + |
---|
| 2196 | + MLX5_SET64(qpc, qpc, dbr_addr, qp->db.dma); |
---|
| 2197 | + |
---|
| 2198 | + /* 0xffffff means we ask to work with cqe version 0 */ |
---|
| 2199 | + if (MLX5_CAP_GEN(mdev, cqe_version) == MLX5_CQE_VERSION_V1) |
---|
| 2200 | + MLX5_SET(qpc, qpc, user_index, uidx); |
---|
| 2201 | + |
---|
| 2202 | + /* we use IB_QP_CREATE_IPOIB_UD_LSO to indicates ipoib qp */ |
---|
| 2203 | + if (qp->flags & IB_QP_CREATE_IPOIB_UD_LSO) |
---|
| 2204 | + MLX5_SET(qpc, qpc, ulp_stateless_offload_mode, 1); |
---|
| 2205 | + |
---|
| 2206 | + err = mlx5_qpc_create_qp(dev, &base->mqp, in, inlen, out); |
---|
1954 | 2207 | kvfree(in); |
---|
| 2208 | + if (err) |
---|
| 2209 | + goto err_create; |
---|
| 2210 | + |
---|
| 2211 | + base->container_mibqp = qp; |
---|
| 2212 | + base->mqp.event = mlx5_ib_qp_event; |
---|
| 2213 | + |
---|
| 2214 | + get_cqs(qp->type, attr->send_cq, attr->recv_cq, |
---|
| 2215 | + &send_cq, &recv_cq); |
---|
| 2216 | + spin_lock_irqsave(&dev->reset_flow_resource_lock, flags); |
---|
| 2217 | + mlx5_ib_lock_cqs(send_cq, recv_cq); |
---|
| 2218 | + /* Maintain device to QPs access, needed for further handling via reset |
---|
| 2219 | + * flow |
---|
| 2220 | + */ |
---|
| 2221 | + list_add_tail(&qp->qps_list, &dev->qp_list); |
---|
| 2222 | + /* Maintain CQ to QPs access, needed for further handling via reset flow |
---|
| 2223 | + */ |
---|
| 2224 | + if (send_cq) |
---|
| 2225 | + list_add_tail(&qp->cq_send_list, &send_cq->list_send_qp); |
---|
| 2226 | + if (recv_cq) |
---|
| 2227 | + list_add_tail(&qp->cq_recv_list, &recv_cq->list_recv_qp); |
---|
| 2228 | + mlx5_ib_unlock_cqs(send_cq, recv_cq); |
---|
| 2229 | + spin_unlock_irqrestore(&dev->reset_flow_resource_lock, flags); |
---|
| 2230 | + |
---|
| 2231 | + return 0; |
---|
| 2232 | + |
---|
| 2233 | +err_create: |
---|
| 2234 | + destroy_qp(dev, qp, base, NULL); |
---|
1955 | 2235 | return err; |
---|
1956 | 2236 | } |
---|
1957 | 2237 | |
---|
.. | .. |
---|
2013 | 2293 | } |
---|
2014 | 2294 | } |
---|
2015 | 2295 | |
---|
2016 | | -static struct mlx5_ib_pd *get_pd(struct mlx5_ib_qp *qp) |
---|
2017 | | -{ |
---|
2018 | | - return to_mpd(qp->ibqp.pd); |
---|
2019 | | -} |
---|
2020 | | - |
---|
2021 | 2296 | static void get_cqs(enum ib_qp_type qp_type, |
---|
2022 | 2297 | struct ib_cq *ib_send_cq, struct ib_cq *ib_recv_cq, |
---|
2023 | 2298 | struct mlx5_ib_cq **send_cq, struct mlx5_ib_cq **recv_cq) |
---|
.. | .. |
---|
2038 | 2313 | case IB_QPT_RC: |
---|
2039 | 2314 | case IB_QPT_UC: |
---|
2040 | 2315 | case IB_QPT_UD: |
---|
2041 | | - case IB_QPT_RAW_IPV6: |
---|
2042 | | - case IB_QPT_RAW_ETHERTYPE: |
---|
2043 | 2316 | case IB_QPT_RAW_PACKET: |
---|
2044 | 2317 | *send_cq = ib_send_cq ? to_mcq(ib_send_cq) : NULL; |
---|
2045 | 2318 | *recv_cq = ib_recv_cq ? to_mcq(ib_recv_cq) : NULL; |
---|
2046 | 2319 | break; |
---|
2047 | | - |
---|
2048 | | - case IB_QPT_MAX: |
---|
2049 | 2320 | default: |
---|
2050 | 2321 | *send_cq = NULL; |
---|
2051 | 2322 | *recv_cq = NULL; |
---|
.. | .. |
---|
2057 | 2328 | const struct mlx5_modify_raw_qp_param *raw_qp_param, |
---|
2058 | 2329 | u8 lag_tx_affinity); |
---|
2059 | 2330 | |
---|
2060 | | -static void destroy_qp_common(struct mlx5_ib_dev *dev, struct mlx5_ib_qp *qp) |
---|
| 2331 | +static void destroy_qp_common(struct mlx5_ib_dev *dev, struct mlx5_ib_qp *qp, |
---|
| 2332 | + struct ib_udata *udata) |
---|
2061 | 2333 | { |
---|
2062 | 2334 | struct mlx5_ib_cq *send_cq, *recv_cq; |
---|
2063 | 2335 | struct mlx5_ib_qp_base *base; |
---|
2064 | 2336 | unsigned long flags; |
---|
2065 | 2337 | int err; |
---|
2066 | 2338 | |
---|
2067 | | - if (qp->ibqp.rwq_ind_tbl) { |
---|
| 2339 | + if (qp->is_rss) { |
---|
2068 | 2340 | destroy_rss_raw_qp_tir(dev, qp); |
---|
2069 | 2341 | return; |
---|
2070 | 2342 | } |
---|
2071 | 2343 | |
---|
2072 | | - base = (qp->ibqp.qp_type == IB_QPT_RAW_PACKET || |
---|
2073 | | - qp->flags & MLX5_IB_QP_UNDERLAY) ? |
---|
2074 | | - &qp->raw_packet_qp.rq.base : |
---|
2075 | | - &qp->trans_qp.base; |
---|
| 2344 | + base = (qp->type == IB_QPT_RAW_PACKET || |
---|
| 2345 | + qp->flags & IB_QP_CREATE_SOURCE_QPN) ? |
---|
| 2346 | + &qp->raw_packet_qp.rq.base : |
---|
| 2347 | + &qp->trans_qp.base; |
---|
2076 | 2348 | |
---|
2077 | 2349 | if (qp->state != IB_QPS_RESET) { |
---|
2078 | | - if (qp->ibqp.qp_type != IB_QPT_RAW_PACKET && |
---|
2079 | | - !(qp->flags & MLX5_IB_QP_UNDERLAY)) { |
---|
2080 | | - err = mlx5_core_qp_modify(dev->mdev, |
---|
2081 | | - MLX5_CMD_OP_2RST_QP, 0, |
---|
2082 | | - NULL, &base->mqp); |
---|
| 2350 | + if (qp->type != IB_QPT_RAW_PACKET && |
---|
| 2351 | + !(qp->flags & IB_QP_CREATE_SOURCE_QPN)) { |
---|
| 2352 | + err = mlx5_core_qp_modify(dev, MLX5_CMD_OP_2RST_QP, 0, |
---|
| 2353 | + NULL, &base->mqp, NULL); |
---|
2083 | 2354 | } else { |
---|
2084 | 2355 | struct mlx5_modify_raw_qp_param raw_qp_param = { |
---|
2085 | 2356 | .operation = MLX5_CMD_OP_2RST_QP |
---|
.. | .. |
---|
2092 | 2363 | base->mqp.qpn); |
---|
2093 | 2364 | } |
---|
2094 | 2365 | |
---|
2095 | | - get_cqs(qp->ibqp.qp_type, qp->ibqp.send_cq, qp->ibqp.recv_cq, |
---|
2096 | | - &send_cq, &recv_cq); |
---|
| 2366 | + get_cqs(qp->type, qp->ibqp.send_cq, qp->ibqp.recv_cq, &send_cq, |
---|
| 2367 | + &recv_cq); |
---|
2097 | 2368 | |
---|
2098 | 2369 | spin_lock_irqsave(&dev->reset_flow_resource_lock, flags); |
---|
2099 | 2370 | mlx5_ib_lock_cqs(send_cq, recv_cq); |
---|
.. | .. |
---|
2105 | 2376 | if (recv_cq) |
---|
2106 | 2377 | list_del(&qp->cq_recv_list); |
---|
2107 | 2378 | |
---|
2108 | | - if (qp->create_type == MLX5_QP_KERNEL) { |
---|
| 2379 | + if (!udata) { |
---|
2109 | 2380 | __mlx5_ib_cq_clean(recv_cq, base->mqp.qpn, |
---|
2110 | 2381 | qp->ibqp.srq ? to_msrq(qp->ibqp.srq) : NULL); |
---|
2111 | 2382 | if (send_cq != recv_cq) |
---|
.. | .. |
---|
2115 | 2386 | mlx5_ib_unlock_cqs(send_cq, recv_cq); |
---|
2116 | 2387 | spin_unlock_irqrestore(&dev->reset_flow_resource_lock, flags); |
---|
2117 | 2388 | |
---|
2118 | | - if (qp->ibqp.qp_type == IB_QPT_RAW_PACKET || |
---|
2119 | | - qp->flags & MLX5_IB_QP_UNDERLAY) { |
---|
| 2389 | + if (qp->type == IB_QPT_RAW_PACKET || |
---|
| 2390 | + qp->flags & IB_QP_CREATE_SOURCE_QPN) { |
---|
2120 | 2391 | destroy_raw_packet_qp(dev, qp); |
---|
2121 | 2392 | } else { |
---|
2122 | | - err = mlx5_core_destroy_qp(dev->mdev, &base->mqp); |
---|
| 2393 | + err = mlx5_core_destroy_qp(dev, &base->mqp); |
---|
2123 | 2394 | if (err) |
---|
2124 | 2395 | mlx5_ib_warn(dev, "failed to destroy QP 0x%x\n", |
---|
2125 | 2396 | base->mqp.qpn); |
---|
2126 | 2397 | } |
---|
2127 | 2398 | |
---|
2128 | | - if (qp->create_type == MLX5_QP_KERNEL) |
---|
2129 | | - destroy_qp_kernel(dev, qp); |
---|
2130 | | - else if (qp->create_type == MLX5_QP_USER) |
---|
2131 | | - destroy_qp_user(dev, &get_pd(qp)->ibpd, qp, base); |
---|
| 2399 | + destroy_qp(dev, qp, base, udata); |
---|
2132 | 2400 | } |
---|
2133 | 2401 | |
---|
2134 | | -static const char *ib_qp_type_str(enum ib_qp_type type) |
---|
| 2402 | +static int create_dct(struct mlx5_ib_dev *dev, struct ib_pd *pd, |
---|
| 2403 | + struct mlx5_ib_qp *qp, |
---|
| 2404 | + struct mlx5_create_qp_params *params) |
---|
2135 | 2405 | { |
---|
2136 | | - switch (type) { |
---|
2137 | | - case IB_QPT_SMI: |
---|
2138 | | - return "IB_QPT_SMI"; |
---|
2139 | | - case IB_QPT_GSI: |
---|
2140 | | - return "IB_QPT_GSI"; |
---|
2141 | | - case IB_QPT_RC: |
---|
2142 | | - return "IB_QPT_RC"; |
---|
2143 | | - case IB_QPT_UC: |
---|
2144 | | - return "IB_QPT_UC"; |
---|
2145 | | - case IB_QPT_UD: |
---|
2146 | | - return "IB_QPT_UD"; |
---|
2147 | | - case IB_QPT_RAW_IPV6: |
---|
2148 | | - return "IB_QPT_RAW_IPV6"; |
---|
2149 | | - case IB_QPT_RAW_ETHERTYPE: |
---|
2150 | | - return "IB_QPT_RAW_ETHERTYPE"; |
---|
2151 | | - case IB_QPT_XRC_INI: |
---|
2152 | | - return "IB_QPT_XRC_INI"; |
---|
2153 | | - case IB_QPT_XRC_TGT: |
---|
2154 | | - return "IB_QPT_XRC_TGT"; |
---|
2155 | | - case IB_QPT_RAW_PACKET: |
---|
2156 | | - return "IB_QPT_RAW_PACKET"; |
---|
2157 | | - case MLX5_IB_QPT_REG_UMR: |
---|
2158 | | - return "MLX5_IB_QPT_REG_UMR"; |
---|
2159 | | - case IB_QPT_DRIVER: |
---|
2160 | | - return "IB_QPT_DRIVER"; |
---|
2161 | | - case IB_QPT_MAX: |
---|
2162 | | - default: |
---|
2163 | | - return "Invalid QP type"; |
---|
2164 | | - } |
---|
2165 | | -} |
---|
2166 | | - |
---|
2167 | | -static struct ib_qp *mlx5_ib_create_dct(struct ib_pd *pd, |
---|
2168 | | - struct ib_qp_init_attr *attr, |
---|
2169 | | - struct mlx5_ib_create_qp *ucmd) |
---|
2170 | | -{ |
---|
2171 | | - struct mlx5_ib_qp *qp; |
---|
2172 | | - int err = 0; |
---|
2173 | | - u32 uidx = MLX5_IB_DEFAULT_UIDX; |
---|
| 2406 | + struct ib_qp_init_attr *attr = params->attr; |
---|
| 2407 | + struct mlx5_ib_create_qp *ucmd = params->ucmd; |
---|
| 2408 | + u32 uidx = params->uidx; |
---|
2174 | 2409 | void *dctc; |
---|
2175 | 2410 | |
---|
2176 | | - if (!attr->srq || !attr->recv_cq) |
---|
2177 | | - return ERR_PTR(-EINVAL); |
---|
2178 | | - |
---|
2179 | | - err = get_qp_user_index(to_mucontext(pd->uobject->context), |
---|
2180 | | - ucmd, sizeof(*ucmd), &uidx); |
---|
2181 | | - if (err) |
---|
2182 | | - return ERR_PTR(err); |
---|
2183 | | - |
---|
2184 | | - qp = kzalloc(sizeof(*qp), GFP_KERNEL); |
---|
2185 | | - if (!qp) |
---|
2186 | | - return ERR_PTR(-ENOMEM); |
---|
| 2411 | + if (mlx5_lag_is_active(dev->mdev) && !MLX5_CAP_GEN(dev->mdev, lag_dct)) |
---|
| 2412 | + return -EOPNOTSUPP; |
---|
2187 | 2413 | |
---|
2188 | 2414 | qp->dct.in = kzalloc(MLX5_ST_SZ_BYTES(create_dct_in), GFP_KERNEL); |
---|
2189 | | - if (!qp->dct.in) { |
---|
2190 | | - err = -ENOMEM; |
---|
2191 | | - goto err_free; |
---|
2192 | | - } |
---|
| 2415 | + if (!qp->dct.in) |
---|
| 2416 | + return -ENOMEM; |
---|
2193 | 2417 | |
---|
| 2418 | + MLX5_SET(create_dct_in, qp->dct.in, uid, to_mpd(pd)->uid); |
---|
2194 | 2419 | dctc = MLX5_ADDR_OF(create_dct_in, qp->dct.in, dct_context_entry); |
---|
2195 | | - qp->qp_sub_type = MLX5_IB_QPT_DCT; |
---|
2196 | 2420 | MLX5_SET(dctc, dctc, pd, to_mpd(pd)->pdn); |
---|
2197 | 2421 | MLX5_SET(dctc, dctc, srqn_xrqn, to_msrq(attr->srq)->msrq.srqn); |
---|
2198 | 2422 | MLX5_SET(dctc, dctc, cqn, to_mcq(attr->recv_cq)->mcq.cqn); |
---|
2199 | 2423 | MLX5_SET64(dctc, dctc, dc_access_key, ucmd->access_key); |
---|
2200 | 2424 | MLX5_SET(dctc, dctc, user_index, uidx); |
---|
| 2425 | + if (MLX5_CAP_GEN(dev->mdev, ece_support)) |
---|
| 2426 | + MLX5_SET(dctc, dctc, ece, ucmd->ece_options); |
---|
| 2427 | + |
---|
| 2428 | + if (qp->flags_en & MLX5_QP_FLAG_SCATTER_CQE) { |
---|
| 2429 | + int rcqe_sz = mlx5_ib_get_cqe_size(attr->recv_cq); |
---|
| 2430 | + |
---|
| 2431 | + if (rcqe_sz == 128) |
---|
| 2432 | + MLX5_SET(dctc, dctc, cs_res, MLX5_RES_SCAT_DATA64_CQE); |
---|
| 2433 | + } |
---|
2201 | 2434 | |
---|
2202 | 2435 | qp->state = IB_QPS_RESET; |
---|
2203 | | - |
---|
2204 | | - return &qp->ibqp; |
---|
2205 | | -err_free: |
---|
2206 | | - kfree(qp); |
---|
2207 | | - return ERR_PTR(err); |
---|
2208 | | -} |
---|
2209 | | - |
---|
2210 | | -static int set_mlx_qp_type(struct mlx5_ib_dev *dev, |
---|
2211 | | - struct ib_qp_init_attr *init_attr, |
---|
2212 | | - struct mlx5_ib_create_qp *ucmd, |
---|
2213 | | - struct ib_udata *udata) |
---|
2214 | | -{ |
---|
2215 | | - enum { MLX_QP_FLAGS = MLX5_QP_FLAG_TYPE_DCT | MLX5_QP_FLAG_TYPE_DCI }; |
---|
2216 | | - int err; |
---|
2217 | | - |
---|
2218 | | - if (!udata) |
---|
2219 | | - return -EINVAL; |
---|
2220 | | - |
---|
2221 | | - if (udata->inlen < sizeof(*ucmd)) { |
---|
2222 | | - mlx5_ib_dbg(dev, "create_qp user command is smaller than expected\n"); |
---|
2223 | | - return -EINVAL; |
---|
2224 | | - } |
---|
2225 | | - err = ib_copy_from_udata(ucmd, udata, sizeof(*ucmd)); |
---|
2226 | | - if (err) |
---|
2227 | | - return err; |
---|
2228 | | - |
---|
2229 | | - if ((ucmd->flags & MLX_QP_FLAGS) == MLX5_QP_FLAG_TYPE_DCI) { |
---|
2230 | | - init_attr->qp_type = MLX5_IB_QPT_DCI; |
---|
2231 | | - } else { |
---|
2232 | | - if ((ucmd->flags & MLX_QP_FLAGS) == MLX5_QP_FLAG_TYPE_DCT) { |
---|
2233 | | - init_attr->qp_type = MLX5_IB_QPT_DCT; |
---|
2234 | | - } else { |
---|
2235 | | - mlx5_ib_dbg(dev, "Invalid QP flags\n"); |
---|
2236 | | - return -EINVAL; |
---|
2237 | | - } |
---|
2238 | | - } |
---|
2239 | | - |
---|
2240 | | - if (!MLX5_CAP_GEN(dev->mdev, dct)) { |
---|
2241 | | - mlx5_ib_dbg(dev, "DC transport is not supported\n"); |
---|
2242 | | - return -EOPNOTSUPP; |
---|
2243 | | - } |
---|
2244 | 2436 | |
---|
2245 | 2437 | return 0; |
---|
2246 | 2438 | } |
---|
2247 | 2439 | |
---|
2248 | | -struct ib_qp *mlx5_ib_create_qp(struct ib_pd *pd, |
---|
2249 | | - struct ib_qp_init_attr *verbs_init_attr, |
---|
2250 | | - struct ib_udata *udata) |
---|
| 2440 | +static int check_qp_type(struct mlx5_ib_dev *dev, struct ib_qp_init_attr *attr, |
---|
| 2441 | + enum ib_qp_type *type) |
---|
2251 | 2442 | { |
---|
2252 | | - struct mlx5_ib_dev *dev; |
---|
2253 | | - struct mlx5_ib_qp *qp; |
---|
2254 | | - u16 xrcdn = 0; |
---|
2255 | | - int err; |
---|
2256 | | - struct ib_qp_init_attr mlx_init_attr; |
---|
2257 | | - struct ib_qp_init_attr *init_attr = verbs_init_attr; |
---|
| 2443 | + if (attr->qp_type == IB_QPT_DRIVER && !MLX5_CAP_GEN(dev->mdev, dct)) |
---|
| 2444 | + goto out; |
---|
2258 | 2445 | |
---|
2259 | | - if (pd) { |
---|
2260 | | - dev = to_mdev(pd->device); |
---|
2261 | | - |
---|
2262 | | - if (init_attr->qp_type == IB_QPT_RAW_PACKET) { |
---|
2263 | | - if (!pd->uobject) { |
---|
2264 | | - mlx5_ib_dbg(dev, "Raw Packet QP is not supported for kernel consumers\n"); |
---|
2265 | | - return ERR_PTR(-EINVAL); |
---|
2266 | | - } else if (!to_mucontext(pd->uobject->context)->cqe_version) { |
---|
2267 | | - mlx5_ib_dbg(dev, "Raw Packet QP is only supported for CQE version > 0\n"); |
---|
2268 | | - return ERR_PTR(-EINVAL); |
---|
2269 | | - } |
---|
2270 | | - } |
---|
2271 | | - } else { |
---|
2272 | | - /* being cautious here */ |
---|
2273 | | - if (init_attr->qp_type != IB_QPT_XRC_TGT && |
---|
2274 | | - init_attr->qp_type != MLX5_IB_QPT_REG_UMR) { |
---|
2275 | | - pr_warn("%s: no PD for transport %s\n", __func__, |
---|
2276 | | - ib_qp_type_str(init_attr->qp_type)); |
---|
2277 | | - return ERR_PTR(-EINVAL); |
---|
2278 | | - } |
---|
2279 | | - dev = to_mdev(to_mxrcd(init_attr->xrcd)->ibxrcd.device); |
---|
2280 | | - } |
---|
2281 | | - |
---|
2282 | | - if (init_attr->qp_type == IB_QPT_DRIVER) { |
---|
2283 | | - struct mlx5_ib_create_qp ucmd; |
---|
2284 | | - |
---|
2285 | | - init_attr = &mlx_init_attr; |
---|
2286 | | - memcpy(init_attr, verbs_init_attr, sizeof(*verbs_init_attr)); |
---|
2287 | | - err = set_mlx_qp_type(dev, init_attr, &ucmd, udata); |
---|
2288 | | - if (err) |
---|
2289 | | - return ERR_PTR(err); |
---|
2290 | | - |
---|
2291 | | - if (init_attr->qp_type == MLX5_IB_QPT_DCI) { |
---|
2292 | | - if (init_attr->cap.max_recv_wr || |
---|
2293 | | - init_attr->cap.max_recv_sge) { |
---|
2294 | | - mlx5_ib_dbg(dev, "DCI QP requires zero size receive queue\n"); |
---|
2295 | | - return ERR_PTR(-EINVAL); |
---|
2296 | | - } |
---|
2297 | | - } else { |
---|
2298 | | - return mlx5_ib_create_dct(pd, init_attr, &ucmd); |
---|
2299 | | - } |
---|
2300 | | - } |
---|
2301 | | - |
---|
2302 | | - switch (init_attr->qp_type) { |
---|
| 2446 | + switch (attr->qp_type) { |
---|
2303 | 2447 | case IB_QPT_XRC_TGT: |
---|
2304 | 2448 | case IB_QPT_XRC_INI: |
---|
2305 | | - if (!MLX5_CAP_GEN(dev->mdev, xrc)) { |
---|
2306 | | - mlx5_ib_dbg(dev, "XRC not supported\n"); |
---|
2307 | | - return ERR_PTR(-ENOSYS); |
---|
2308 | | - } |
---|
2309 | | - init_attr->recv_cq = NULL; |
---|
2310 | | - if (init_attr->qp_type == IB_QPT_XRC_TGT) { |
---|
2311 | | - xrcdn = to_mxrcd(init_attr->xrcd)->xrcdn; |
---|
2312 | | - init_attr->send_cq = NULL; |
---|
2313 | | - } |
---|
2314 | | - |
---|
2315 | | - /* fall through */ |
---|
2316 | | - case IB_QPT_RAW_PACKET: |
---|
| 2449 | + if (!MLX5_CAP_GEN(dev->mdev, xrc)) |
---|
| 2450 | + goto out; |
---|
| 2451 | + fallthrough; |
---|
2317 | 2452 | case IB_QPT_RC: |
---|
2318 | 2453 | case IB_QPT_UC: |
---|
2319 | | - case IB_QPT_UD: |
---|
2320 | 2454 | case IB_QPT_SMI: |
---|
2321 | 2455 | case MLX5_IB_QPT_HW_GSI: |
---|
2322 | | - case MLX5_IB_QPT_REG_UMR: |
---|
2323 | | - case MLX5_IB_QPT_DCI: |
---|
2324 | | - qp = kzalloc(sizeof(*qp), GFP_KERNEL); |
---|
2325 | | - if (!qp) |
---|
2326 | | - return ERR_PTR(-ENOMEM); |
---|
2327 | | - |
---|
2328 | | - err = create_qp_common(dev, pd, init_attr, udata, qp); |
---|
2329 | | - if (err) { |
---|
2330 | | - mlx5_ib_dbg(dev, "create_qp_common failed\n"); |
---|
2331 | | - kfree(qp); |
---|
2332 | | - return ERR_PTR(err); |
---|
2333 | | - } |
---|
2334 | | - |
---|
2335 | | - if (is_qp0(init_attr->qp_type)) |
---|
2336 | | - qp->ibqp.qp_num = 0; |
---|
2337 | | - else if (is_qp1(init_attr->qp_type)) |
---|
2338 | | - qp->ibqp.qp_num = 1; |
---|
2339 | | - else |
---|
2340 | | - qp->ibqp.qp_num = qp->trans_qp.base.mqp.qpn; |
---|
2341 | | - |
---|
2342 | | - mlx5_ib_dbg(dev, "ib qpnum 0x%x, mlx qpn 0x%x, rcqn 0x%x, scqn 0x%x\n", |
---|
2343 | | - qp->ibqp.qp_num, qp->trans_qp.base.mqp.qpn, |
---|
2344 | | - init_attr->recv_cq ? to_mcq(init_attr->recv_cq)->mcq.cqn : -1, |
---|
2345 | | - init_attr->send_cq ? to_mcq(init_attr->send_cq)->mcq.cqn : -1); |
---|
2346 | | - |
---|
2347 | | - qp->trans_qp.xrcdn = xrcdn; |
---|
2348 | | - |
---|
2349 | | - break; |
---|
2350 | | - |
---|
| 2456 | + case IB_QPT_DRIVER: |
---|
2351 | 2457 | case IB_QPT_GSI: |
---|
2352 | | - return mlx5_ib_gsi_create_qp(pd, init_attr); |
---|
2353 | | - |
---|
2354 | | - case IB_QPT_RAW_IPV6: |
---|
2355 | | - case IB_QPT_RAW_ETHERTYPE: |
---|
2356 | | - case IB_QPT_MAX: |
---|
| 2458 | + case IB_QPT_RAW_PACKET: |
---|
| 2459 | + case IB_QPT_UD: |
---|
| 2460 | + case MLX5_IB_QPT_REG_UMR: |
---|
| 2461 | + break; |
---|
2357 | 2462 | default: |
---|
2358 | | - mlx5_ib_dbg(dev, "unsupported qp type %d\n", |
---|
2359 | | - init_attr->qp_type); |
---|
2360 | | - /* Don't support raw QPs */ |
---|
2361 | | - return ERR_PTR(-EINVAL); |
---|
| 2463 | + goto out; |
---|
2362 | 2464 | } |
---|
2363 | 2465 | |
---|
2364 | | - if (verbs_init_attr->qp_type == IB_QPT_DRIVER) |
---|
2365 | | - qp->qp_sub_type = init_attr->qp_type; |
---|
| 2466 | + *type = attr->qp_type; |
---|
| 2467 | + return 0; |
---|
2366 | 2468 | |
---|
2367 | | - return &qp->ibqp; |
---|
| 2469 | +out: |
---|
| 2470 | + mlx5_ib_dbg(dev, "Unsupported QP type %d\n", attr->qp_type); |
---|
| 2471 | + return -EOPNOTSUPP; |
---|
| 2472 | +} |
---|
| 2473 | + |
---|
| 2474 | +static int check_valid_flow(struct mlx5_ib_dev *dev, struct ib_pd *pd, |
---|
| 2475 | + struct ib_qp_init_attr *attr, |
---|
| 2476 | + struct ib_udata *udata) |
---|
| 2477 | +{ |
---|
| 2478 | + struct mlx5_ib_ucontext *ucontext = rdma_udata_to_drv_context( |
---|
| 2479 | + udata, struct mlx5_ib_ucontext, ibucontext); |
---|
| 2480 | + |
---|
| 2481 | + if (!udata) { |
---|
| 2482 | + /* Kernel create_qp callers */ |
---|
| 2483 | + if (attr->rwq_ind_tbl) |
---|
| 2484 | + return -EOPNOTSUPP; |
---|
| 2485 | + |
---|
| 2486 | + switch (attr->qp_type) { |
---|
| 2487 | + case IB_QPT_RAW_PACKET: |
---|
| 2488 | + case IB_QPT_DRIVER: |
---|
| 2489 | + return -EOPNOTSUPP; |
---|
| 2490 | + default: |
---|
| 2491 | + return 0; |
---|
| 2492 | + } |
---|
| 2493 | + } |
---|
| 2494 | + |
---|
| 2495 | + /* Userspace create_qp callers */ |
---|
| 2496 | + if (attr->qp_type == IB_QPT_RAW_PACKET && !ucontext->cqe_version) { |
---|
| 2497 | + mlx5_ib_dbg(dev, |
---|
| 2498 | + "Raw Packet QP is only supported for CQE version > 0\n"); |
---|
| 2499 | + return -EINVAL; |
---|
| 2500 | + } |
---|
| 2501 | + |
---|
| 2502 | + if (attr->qp_type != IB_QPT_RAW_PACKET && attr->rwq_ind_tbl) { |
---|
| 2503 | + mlx5_ib_dbg(dev, |
---|
| 2504 | + "Wrong QP type %d for the RWQ indirect table\n", |
---|
| 2505 | + attr->qp_type); |
---|
| 2506 | + return -EINVAL; |
---|
| 2507 | + } |
---|
| 2508 | + |
---|
| 2509 | + /* |
---|
| 2510 | + * We don't need to see this warning, it means that kernel code |
---|
| 2511 | + * missing ib_pd. Placed here to catch developer's mistakes. |
---|
| 2512 | + */ |
---|
| 2513 | + WARN_ONCE(!pd && attr->qp_type != IB_QPT_XRC_TGT, |
---|
| 2514 | + "There is a missing PD pointer assignment\n"); |
---|
| 2515 | + return 0; |
---|
| 2516 | +} |
---|
| 2517 | + |
---|
| 2518 | +static void process_vendor_flag(struct mlx5_ib_dev *dev, int *flags, int flag, |
---|
| 2519 | + bool cond, struct mlx5_ib_qp *qp) |
---|
| 2520 | +{ |
---|
| 2521 | + if (!(*flags & flag)) |
---|
| 2522 | + return; |
---|
| 2523 | + |
---|
| 2524 | + if (cond) { |
---|
| 2525 | + qp->flags_en |= flag; |
---|
| 2526 | + *flags &= ~flag; |
---|
| 2527 | + return; |
---|
| 2528 | + } |
---|
| 2529 | + |
---|
| 2530 | + switch (flag) { |
---|
| 2531 | + case MLX5_QP_FLAG_SCATTER_CQE: |
---|
| 2532 | + case MLX5_QP_FLAG_ALLOW_SCATTER_CQE: |
---|
| 2533 | + /* |
---|
| 2534 | + * We don't return error if these flags were provided, |
---|
| 2535 | + * and mlx5 doesn't have right capability. |
---|
| 2536 | + */ |
---|
| 2537 | + *flags &= ~(MLX5_QP_FLAG_SCATTER_CQE | |
---|
| 2538 | + MLX5_QP_FLAG_ALLOW_SCATTER_CQE); |
---|
| 2539 | + return; |
---|
| 2540 | + default: |
---|
| 2541 | + break; |
---|
| 2542 | + } |
---|
| 2543 | + mlx5_ib_dbg(dev, "Vendor create QP flag 0x%X is not supported\n", flag); |
---|
| 2544 | +} |
---|
| 2545 | + |
---|
| 2546 | +static int process_vendor_flags(struct mlx5_ib_dev *dev, struct mlx5_ib_qp *qp, |
---|
| 2547 | + void *ucmd, struct ib_qp_init_attr *attr) |
---|
| 2548 | +{ |
---|
| 2549 | + struct mlx5_core_dev *mdev = dev->mdev; |
---|
| 2550 | + bool cond; |
---|
| 2551 | + int flags; |
---|
| 2552 | + |
---|
| 2553 | + if (attr->rwq_ind_tbl) |
---|
| 2554 | + flags = ((struct mlx5_ib_create_qp_rss *)ucmd)->flags; |
---|
| 2555 | + else |
---|
| 2556 | + flags = ((struct mlx5_ib_create_qp *)ucmd)->flags; |
---|
| 2557 | + |
---|
| 2558 | + switch (flags & (MLX5_QP_FLAG_TYPE_DCT | MLX5_QP_FLAG_TYPE_DCI)) { |
---|
| 2559 | + case MLX5_QP_FLAG_TYPE_DCI: |
---|
| 2560 | + qp->type = MLX5_IB_QPT_DCI; |
---|
| 2561 | + break; |
---|
| 2562 | + case MLX5_QP_FLAG_TYPE_DCT: |
---|
| 2563 | + qp->type = MLX5_IB_QPT_DCT; |
---|
| 2564 | + break; |
---|
| 2565 | + default: |
---|
| 2566 | + if (qp->type != IB_QPT_DRIVER) |
---|
| 2567 | + break; |
---|
| 2568 | + /* |
---|
| 2569 | + * It is IB_QPT_DRIVER and or no subtype or |
---|
| 2570 | + * wrong subtype were provided. |
---|
| 2571 | + */ |
---|
| 2572 | + return -EINVAL; |
---|
| 2573 | + } |
---|
| 2574 | + |
---|
| 2575 | + process_vendor_flag(dev, &flags, MLX5_QP_FLAG_TYPE_DCI, true, qp); |
---|
| 2576 | + process_vendor_flag(dev, &flags, MLX5_QP_FLAG_TYPE_DCT, true, qp); |
---|
| 2577 | + |
---|
| 2578 | + process_vendor_flag(dev, &flags, MLX5_QP_FLAG_SIGNATURE, true, qp); |
---|
| 2579 | + process_vendor_flag(dev, &flags, MLX5_QP_FLAG_SCATTER_CQE, |
---|
| 2580 | + MLX5_CAP_GEN(mdev, sctr_data_cqe), qp); |
---|
| 2581 | + process_vendor_flag(dev, &flags, MLX5_QP_FLAG_ALLOW_SCATTER_CQE, |
---|
| 2582 | + MLX5_CAP_GEN(mdev, sctr_data_cqe), qp); |
---|
| 2583 | + |
---|
| 2584 | + if (qp->type == IB_QPT_RAW_PACKET) { |
---|
| 2585 | + cond = MLX5_CAP_ETH(mdev, tunnel_stateless_vxlan) || |
---|
| 2586 | + MLX5_CAP_ETH(mdev, tunnel_stateless_gre) || |
---|
| 2587 | + MLX5_CAP_ETH(mdev, tunnel_stateless_geneve_rx); |
---|
| 2588 | + process_vendor_flag(dev, &flags, MLX5_QP_FLAG_TUNNEL_OFFLOADS, |
---|
| 2589 | + cond, qp); |
---|
| 2590 | + process_vendor_flag(dev, &flags, |
---|
| 2591 | + MLX5_QP_FLAG_TIR_ALLOW_SELF_LB_UC, true, |
---|
| 2592 | + qp); |
---|
| 2593 | + process_vendor_flag(dev, &flags, |
---|
| 2594 | + MLX5_QP_FLAG_TIR_ALLOW_SELF_LB_MC, true, |
---|
| 2595 | + qp); |
---|
| 2596 | + } |
---|
| 2597 | + |
---|
| 2598 | + if (qp->type == IB_QPT_RC) |
---|
| 2599 | + process_vendor_flag(dev, &flags, |
---|
| 2600 | + MLX5_QP_FLAG_PACKET_BASED_CREDIT_MODE, |
---|
| 2601 | + MLX5_CAP_GEN(mdev, qp_packet_based), qp); |
---|
| 2602 | + |
---|
| 2603 | + process_vendor_flag(dev, &flags, MLX5_QP_FLAG_BFREG_INDEX, true, qp); |
---|
| 2604 | + process_vendor_flag(dev, &flags, MLX5_QP_FLAG_UAR_PAGE_INDEX, true, qp); |
---|
| 2605 | + |
---|
| 2606 | + cond = qp->flags_en & ~(MLX5_QP_FLAG_TUNNEL_OFFLOADS | |
---|
| 2607 | + MLX5_QP_FLAG_TIR_ALLOW_SELF_LB_UC | |
---|
| 2608 | + MLX5_QP_FLAG_TIR_ALLOW_SELF_LB_MC); |
---|
| 2609 | + if (attr->rwq_ind_tbl && cond) { |
---|
| 2610 | + mlx5_ib_dbg(dev, "RSS RAW QP has unsupported flags 0x%X\n", |
---|
| 2611 | + cond); |
---|
| 2612 | + return -EINVAL; |
---|
| 2613 | + } |
---|
| 2614 | + |
---|
| 2615 | + if (flags) |
---|
| 2616 | + mlx5_ib_dbg(dev, "udata has unsupported flags 0x%X\n", flags); |
---|
| 2617 | + |
---|
| 2618 | + return (flags) ? -EINVAL : 0; |
---|
| 2619 | + } |
---|
| 2620 | + |
---|
| 2621 | +static void process_create_flag(struct mlx5_ib_dev *dev, int *flags, int flag, |
---|
| 2622 | + bool cond, struct mlx5_ib_qp *qp) |
---|
| 2623 | +{ |
---|
| 2624 | + if (!(*flags & flag)) |
---|
| 2625 | + return; |
---|
| 2626 | + |
---|
| 2627 | + if (cond) { |
---|
| 2628 | + qp->flags |= flag; |
---|
| 2629 | + *flags &= ~flag; |
---|
| 2630 | + return; |
---|
| 2631 | + } |
---|
| 2632 | + |
---|
| 2633 | + if (flag == MLX5_IB_QP_CREATE_WC_TEST) { |
---|
| 2634 | + /* |
---|
| 2635 | + * Special case, if condition didn't meet, it won't be error, |
---|
| 2636 | + * just different in-kernel flow. |
---|
| 2637 | + */ |
---|
| 2638 | + *flags &= ~MLX5_IB_QP_CREATE_WC_TEST; |
---|
| 2639 | + return; |
---|
| 2640 | + } |
---|
| 2641 | + mlx5_ib_dbg(dev, "Verbs create QP flag 0x%X is not supported\n", flag); |
---|
| 2642 | +} |
---|
| 2643 | + |
---|
| 2644 | +static int process_create_flags(struct mlx5_ib_dev *dev, struct mlx5_ib_qp *qp, |
---|
| 2645 | + struct ib_qp_init_attr *attr) |
---|
| 2646 | +{ |
---|
| 2647 | + enum ib_qp_type qp_type = qp->type; |
---|
| 2648 | + struct mlx5_core_dev *mdev = dev->mdev; |
---|
| 2649 | + int create_flags = attr->create_flags; |
---|
| 2650 | + bool cond; |
---|
| 2651 | + |
---|
| 2652 | + if (qp_type == MLX5_IB_QPT_DCT) |
---|
| 2653 | + return (create_flags) ? -EINVAL : 0; |
---|
| 2654 | + |
---|
| 2655 | + if (qp_type == IB_QPT_RAW_PACKET && attr->rwq_ind_tbl) |
---|
| 2656 | + return (create_flags) ? -EINVAL : 0; |
---|
| 2657 | + |
---|
| 2658 | + process_create_flag(dev, &create_flags, IB_QP_CREATE_NETIF_QP, |
---|
| 2659 | + mlx5_get_flow_namespace(dev->mdev, |
---|
| 2660 | + MLX5_FLOW_NAMESPACE_BYPASS), |
---|
| 2661 | + qp); |
---|
| 2662 | + process_create_flag(dev, &create_flags, |
---|
| 2663 | + IB_QP_CREATE_INTEGRITY_EN, |
---|
| 2664 | + MLX5_CAP_GEN(mdev, sho), qp); |
---|
| 2665 | + process_create_flag(dev, &create_flags, |
---|
| 2666 | + IB_QP_CREATE_BLOCK_MULTICAST_LOOPBACK, |
---|
| 2667 | + MLX5_CAP_GEN(mdev, block_lb_mc), qp); |
---|
| 2668 | + process_create_flag(dev, &create_flags, IB_QP_CREATE_CROSS_CHANNEL, |
---|
| 2669 | + MLX5_CAP_GEN(mdev, cd), qp); |
---|
| 2670 | + process_create_flag(dev, &create_flags, IB_QP_CREATE_MANAGED_SEND, |
---|
| 2671 | + MLX5_CAP_GEN(mdev, cd), qp); |
---|
| 2672 | + process_create_flag(dev, &create_flags, IB_QP_CREATE_MANAGED_RECV, |
---|
| 2673 | + MLX5_CAP_GEN(mdev, cd), qp); |
---|
| 2674 | + |
---|
| 2675 | + if (qp_type == IB_QPT_UD) { |
---|
| 2676 | + process_create_flag(dev, &create_flags, |
---|
| 2677 | + IB_QP_CREATE_IPOIB_UD_LSO, |
---|
| 2678 | + MLX5_CAP_GEN(mdev, ipoib_basic_offloads), |
---|
| 2679 | + qp); |
---|
| 2680 | + cond = MLX5_CAP_GEN(mdev, port_type) == MLX5_CAP_PORT_TYPE_IB; |
---|
| 2681 | + process_create_flag(dev, &create_flags, IB_QP_CREATE_SOURCE_QPN, |
---|
| 2682 | + cond, qp); |
---|
| 2683 | + } |
---|
| 2684 | + |
---|
| 2685 | + if (qp_type == IB_QPT_RAW_PACKET) { |
---|
| 2686 | + cond = MLX5_CAP_GEN(mdev, eth_net_offloads) && |
---|
| 2687 | + MLX5_CAP_ETH(mdev, scatter_fcs); |
---|
| 2688 | + process_create_flag(dev, &create_flags, |
---|
| 2689 | + IB_QP_CREATE_SCATTER_FCS, cond, qp); |
---|
| 2690 | + |
---|
| 2691 | + cond = MLX5_CAP_GEN(mdev, eth_net_offloads) && |
---|
| 2692 | + MLX5_CAP_ETH(mdev, vlan_cap); |
---|
| 2693 | + process_create_flag(dev, &create_flags, |
---|
| 2694 | + IB_QP_CREATE_CVLAN_STRIPPING, cond, qp); |
---|
| 2695 | + } |
---|
| 2696 | + |
---|
| 2697 | + process_create_flag(dev, &create_flags, |
---|
| 2698 | + IB_QP_CREATE_PCI_WRITE_END_PADDING, |
---|
| 2699 | + MLX5_CAP_GEN(mdev, end_pad), qp); |
---|
| 2700 | + |
---|
| 2701 | + process_create_flag(dev, &create_flags, MLX5_IB_QP_CREATE_WC_TEST, |
---|
| 2702 | + qp_type != MLX5_IB_QPT_REG_UMR, qp); |
---|
| 2703 | + process_create_flag(dev, &create_flags, MLX5_IB_QP_CREATE_SQPN_QP1, |
---|
| 2704 | + true, qp); |
---|
| 2705 | + |
---|
| 2706 | + if (create_flags) |
---|
| 2707 | + mlx5_ib_dbg(dev, "Create QP has unsupported flags 0x%X\n", |
---|
| 2708 | + create_flags); |
---|
| 2709 | + |
---|
| 2710 | + return (create_flags) ? -EINVAL : 0; |
---|
| 2711 | +} |
---|
| 2712 | + |
---|
| 2713 | +static int process_udata_size(struct mlx5_ib_dev *dev, |
---|
| 2714 | + struct mlx5_create_qp_params *params) |
---|
| 2715 | +{ |
---|
| 2716 | + size_t ucmd = sizeof(struct mlx5_ib_create_qp); |
---|
| 2717 | + struct ib_udata *udata = params->udata; |
---|
| 2718 | + size_t outlen = udata->outlen; |
---|
| 2719 | + size_t inlen = udata->inlen; |
---|
| 2720 | + |
---|
| 2721 | + params->outlen = min(outlen, sizeof(struct mlx5_ib_create_qp_resp)); |
---|
| 2722 | + params->ucmd_size = ucmd; |
---|
| 2723 | + if (!params->is_rss_raw) { |
---|
| 2724 | + /* User has old rdma-core, which doesn't support ECE */ |
---|
| 2725 | + size_t min_inlen = |
---|
| 2726 | + offsetof(struct mlx5_ib_create_qp, ece_options); |
---|
| 2727 | + |
---|
| 2728 | + /* |
---|
| 2729 | + * We will check in check_ucmd_data() that user |
---|
| 2730 | + * cleared everything after inlen. |
---|
| 2731 | + */ |
---|
| 2732 | + params->inlen = (inlen < min_inlen) ? 0 : min(inlen, ucmd); |
---|
| 2733 | + goto out; |
---|
| 2734 | + } |
---|
| 2735 | + |
---|
| 2736 | + /* RSS RAW QP */ |
---|
| 2737 | + if (inlen < offsetofend(struct mlx5_ib_create_qp_rss, flags)) |
---|
| 2738 | + return -EINVAL; |
---|
| 2739 | + |
---|
| 2740 | + if (outlen < offsetofend(struct mlx5_ib_create_qp_resp, bfreg_index)) |
---|
| 2741 | + return -EINVAL; |
---|
| 2742 | + |
---|
| 2743 | + ucmd = sizeof(struct mlx5_ib_create_qp_rss); |
---|
| 2744 | + params->ucmd_size = ucmd; |
---|
| 2745 | + if (inlen > ucmd && !ib_is_udata_cleared(udata, ucmd, inlen - ucmd)) |
---|
| 2746 | + return -EINVAL; |
---|
| 2747 | + |
---|
| 2748 | + params->inlen = min(ucmd, inlen); |
---|
| 2749 | +out: |
---|
| 2750 | + if (!params->inlen) |
---|
| 2751 | + mlx5_ib_dbg(dev, "udata is too small\n"); |
---|
| 2752 | + |
---|
| 2753 | + return (params->inlen) ? 0 : -EINVAL; |
---|
| 2754 | +} |
---|
| 2755 | + |
---|
| 2756 | +static int create_qp(struct mlx5_ib_dev *dev, struct ib_pd *pd, |
---|
| 2757 | + struct mlx5_ib_qp *qp, |
---|
| 2758 | + struct mlx5_create_qp_params *params) |
---|
| 2759 | +{ |
---|
| 2760 | + int err; |
---|
| 2761 | + |
---|
| 2762 | + if (params->is_rss_raw) { |
---|
| 2763 | + err = create_rss_raw_qp_tir(dev, pd, qp, params); |
---|
| 2764 | + goto out; |
---|
| 2765 | + } |
---|
| 2766 | + |
---|
| 2767 | + switch (qp->type) { |
---|
| 2768 | + case MLX5_IB_QPT_DCT: |
---|
| 2769 | + err = create_dct(dev, pd, qp, params); |
---|
| 2770 | + break; |
---|
| 2771 | + case IB_QPT_XRC_TGT: |
---|
| 2772 | + err = create_xrc_tgt_qp(dev, qp, params); |
---|
| 2773 | + break; |
---|
| 2774 | + case IB_QPT_GSI: |
---|
| 2775 | + err = mlx5_ib_create_gsi(pd, qp, params->attr); |
---|
| 2776 | + break; |
---|
| 2777 | + default: |
---|
| 2778 | + if (params->udata) |
---|
| 2779 | + err = create_user_qp(dev, pd, qp, params); |
---|
| 2780 | + else |
---|
| 2781 | + err = create_kernel_qp(dev, pd, qp, params); |
---|
| 2782 | + } |
---|
| 2783 | + |
---|
| 2784 | +out: |
---|
| 2785 | + if (err) { |
---|
| 2786 | + mlx5_ib_err(dev, "Create QP type %d failed\n", qp->type); |
---|
| 2787 | + return err; |
---|
| 2788 | + } |
---|
| 2789 | + |
---|
| 2790 | + if (is_qp0(qp->type)) |
---|
| 2791 | + qp->ibqp.qp_num = 0; |
---|
| 2792 | + else if (is_qp1(qp->type)) |
---|
| 2793 | + qp->ibqp.qp_num = 1; |
---|
| 2794 | + else |
---|
| 2795 | + qp->ibqp.qp_num = qp->trans_qp.base.mqp.qpn; |
---|
| 2796 | + |
---|
| 2797 | + mlx5_ib_dbg(dev, |
---|
| 2798 | + "QP type %d, ib qpn 0x%X, mlx qpn 0x%x, rcqn 0x%x, scqn 0x%x, ece 0x%x\n", |
---|
| 2799 | + qp->type, qp->ibqp.qp_num, qp->trans_qp.base.mqp.qpn, |
---|
| 2800 | + params->attr->recv_cq ? to_mcq(params->attr->recv_cq)->mcq.cqn : |
---|
| 2801 | + -1, |
---|
| 2802 | + params->attr->send_cq ? to_mcq(params->attr->send_cq)->mcq.cqn : |
---|
| 2803 | + -1, |
---|
| 2804 | + params->resp.ece_options); |
---|
| 2805 | + |
---|
| 2806 | + return 0; |
---|
| 2807 | +} |
---|
| 2808 | + |
---|
| 2809 | +static int check_qp_attr(struct mlx5_ib_dev *dev, struct mlx5_ib_qp *qp, |
---|
| 2810 | + struct ib_qp_init_attr *attr) |
---|
| 2811 | +{ |
---|
| 2812 | + int ret = 0; |
---|
| 2813 | + |
---|
| 2814 | + switch (qp->type) { |
---|
| 2815 | + case MLX5_IB_QPT_DCT: |
---|
| 2816 | + ret = (!attr->srq || !attr->recv_cq) ? -EINVAL : 0; |
---|
| 2817 | + break; |
---|
| 2818 | + case MLX5_IB_QPT_DCI: |
---|
| 2819 | + ret = (attr->cap.max_recv_wr || attr->cap.max_recv_sge) ? |
---|
| 2820 | + -EINVAL : |
---|
| 2821 | + 0; |
---|
| 2822 | + break; |
---|
| 2823 | + case IB_QPT_RAW_PACKET: |
---|
| 2824 | + ret = (attr->rwq_ind_tbl && attr->send_cq) ? -EINVAL : 0; |
---|
| 2825 | + break; |
---|
| 2826 | + default: |
---|
| 2827 | + break; |
---|
| 2828 | + } |
---|
| 2829 | + |
---|
| 2830 | + if (ret) |
---|
| 2831 | + mlx5_ib_dbg(dev, "QP type %d has wrong attributes\n", qp->type); |
---|
| 2832 | + |
---|
| 2833 | + return ret; |
---|
| 2834 | +} |
---|
| 2835 | + |
---|
| 2836 | +static int get_qp_uidx(struct mlx5_ib_qp *qp, |
---|
| 2837 | + struct mlx5_create_qp_params *params) |
---|
| 2838 | +{ |
---|
| 2839 | + struct mlx5_ib_create_qp *ucmd = params->ucmd; |
---|
| 2840 | + struct ib_udata *udata = params->udata; |
---|
| 2841 | + struct mlx5_ib_ucontext *ucontext = rdma_udata_to_drv_context( |
---|
| 2842 | + udata, struct mlx5_ib_ucontext, ibucontext); |
---|
| 2843 | + |
---|
| 2844 | + if (params->is_rss_raw) |
---|
| 2845 | + return 0; |
---|
| 2846 | + |
---|
| 2847 | + return get_qp_user_index(ucontext, ucmd, sizeof(*ucmd), ¶ms->uidx); |
---|
2368 | 2848 | } |
---|
2369 | 2849 | |
---|
2370 | 2850 | static int mlx5_ib_destroy_dct(struct mlx5_ib_qp *mqp) |
---|
.. | .. |
---|
2374 | 2854 | if (mqp->state == IB_QPS_RTR) { |
---|
2375 | 2855 | int err; |
---|
2376 | 2856 | |
---|
2377 | | - err = mlx5_core_destroy_dct(dev->mdev, &mqp->dct.mdct); |
---|
| 2857 | + err = mlx5_core_destroy_dct(dev, &mqp->dct.mdct); |
---|
2378 | 2858 | if (err) { |
---|
2379 | 2859 | mlx5_ib_warn(dev, "failed to destroy DCT %d\n", err); |
---|
2380 | 2860 | return err; |
---|
.. | .. |
---|
2386 | 2866 | return 0; |
---|
2387 | 2867 | } |
---|
2388 | 2868 | |
---|
2389 | | -int mlx5_ib_destroy_qp(struct ib_qp *qp) |
---|
| 2869 | +static int check_ucmd_data(struct mlx5_ib_dev *dev, |
---|
| 2870 | + struct mlx5_create_qp_params *params) |
---|
| 2871 | +{ |
---|
| 2872 | + struct ib_udata *udata = params->udata; |
---|
| 2873 | + size_t size, last; |
---|
| 2874 | + int ret; |
---|
| 2875 | + |
---|
| 2876 | + if (params->is_rss_raw) |
---|
| 2877 | + /* |
---|
| 2878 | + * These QPs don't have "reserved" field in their |
---|
| 2879 | + * create_qp input struct, so their data is always valid. |
---|
| 2880 | + */ |
---|
| 2881 | + last = sizeof(struct mlx5_ib_create_qp_rss); |
---|
| 2882 | + else |
---|
| 2883 | + last = offsetof(struct mlx5_ib_create_qp, reserved); |
---|
| 2884 | + |
---|
| 2885 | + if (udata->inlen <= last) |
---|
| 2886 | + return 0; |
---|
| 2887 | + |
---|
| 2888 | + /* |
---|
| 2889 | + * User provides different create_qp structures based on the |
---|
| 2890 | + * flow and we need to know if he cleared memory after our |
---|
| 2891 | + * struct create_qp ends. |
---|
| 2892 | + */ |
---|
| 2893 | + size = udata->inlen - last; |
---|
| 2894 | + ret = ib_is_udata_cleared(params->udata, last, size); |
---|
| 2895 | + if (!ret) |
---|
| 2896 | + mlx5_ib_dbg( |
---|
| 2897 | + dev, |
---|
| 2898 | + "udata is not cleared, inlen = %zu, ucmd = %zu, last = %zu, size = %zu\n", |
---|
| 2899 | + udata->inlen, params->ucmd_size, last, size); |
---|
| 2900 | + return ret ? 0 : -EINVAL; |
---|
| 2901 | +} |
---|
| 2902 | + |
---|
| 2903 | +struct ib_qp *mlx5_ib_create_qp(struct ib_pd *pd, struct ib_qp_init_attr *attr, |
---|
| 2904 | + struct ib_udata *udata) |
---|
| 2905 | +{ |
---|
| 2906 | + struct mlx5_create_qp_params params = {}; |
---|
| 2907 | + struct mlx5_ib_dev *dev; |
---|
| 2908 | + struct mlx5_ib_qp *qp; |
---|
| 2909 | + enum ib_qp_type type; |
---|
| 2910 | + int err; |
---|
| 2911 | + |
---|
| 2912 | + dev = pd ? to_mdev(pd->device) : |
---|
| 2913 | + to_mdev(to_mxrcd(attr->xrcd)->ibxrcd.device); |
---|
| 2914 | + |
---|
| 2915 | + err = check_qp_type(dev, attr, &type); |
---|
| 2916 | + if (err) |
---|
| 2917 | + return ERR_PTR(err); |
---|
| 2918 | + |
---|
| 2919 | + err = check_valid_flow(dev, pd, attr, udata); |
---|
| 2920 | + if (err) |
---|
| 2921 | + return ERR_PTR(err); |
---|
| 2922 | + |
---|
| 2923 | + params.udata = udata; |
---|
| 2924 | + params.uidx = MLX5_IB_DEFAULT_UIDX; |
---|
| 2925 | + params.attr = attr; |
---|
| 2926 | + params.is_rss_raw = !!attr->rwq_ind_tbl; |
---|
| 2927 | + |
---|
| 2928 | + if (udata) { |
---|
| 2929 | + err = process_udata_size(dev, ¶ms); |
---|
| 2930 | + if (err) |
---|
| 2931 | + return ERR_PTR(err); |
---|
| 2932 | + |
---|
| 2933 | + err = check_ucmd_data(dev, ¶ms); |
---|
| 2934 | + if (err) |
---|
| 2935 | + return ERR_PTR(err); |
---|
| 2936 | + |
---|
| 2937 | + params.ucmd = kzalloc(params.ucmd_size, GFP_KERNEL); |
---|
| 2938 | + if (!params.ucmd) |
---|
| 2939 | + return ERR_PTR(-ENOMEM); |
---|
| 2940 | + |
---|
| 2941 | + err = ib_copy_from_udata(params.ucmd, udata, params.inlen); |
---|
| 2942 | + if (err) |
---|
| 2943 | + goto free_ucmd; |
---|
| 2944 | + } |
---|
| 2945 | + |
---|
| 2946 | + qp = kzalloc(sizeof(*qp), GFP_KERNEL); |
---|
| 2947 | + if (!qp) { |
---|
| 2948 | + err = -ENOMEM; |
---|
| 2949 | + goto free_ucmd; |
---|
| 2950 | + } |
---|
| 2951 | + |
---|
| 2952 | + mutex_init(&qp->mutex); |
---|
| 2953 | + qp->type = type; |
---|
| 2954 | + if (udata) { |
---|
| 2955 | + err = process_vendor_flags(dev, qp, params.ucmd, attr); |
---|
| 2956 | + if (err) |
---|
| 2957 | + goto free_qp; |
---|
| 2958 | + |
---|
| 2959 | + err = get_qp_uidx(qp, ¶ms); |
---|
| 2960 | + if (err) |
---|
| 2961 | + goto free_qp; |
---|
| 2962 | + } |
---|
| 2963 | + err = process_create_flags(dev, qp, attr); |
---|
| 2964 | + if (err) |
---|
| 2965 | + goto free_qp; |
---|
| 2966 | + |
---|
| 2967 | + err = check_qp_attr(dev, qp, attr); |
---|
| 2968 | + if (err) |
---|
| 2969 | + goto free_qp; |
---|
| 2970 | + |
---|
| 2971 | + err = create_qp(dev, pd, qp, ¶ms); |
---|
| 2972 | + if (err) |
---|
| 2973 | + goto free_qp; |
---|
| 2974 | + |
---|
| 2975 | + kfree(params.ucmd); |
---|
| 2976 | + params.ucmd = NULL; |
---|
| 2977 | + |
---|
| 2978 | + if (udata) |
---|
| 2979 | + /* |
---|
| 2980 | + * It is safe to copy response for all user create QP flows, |
---|
| 2981 | + * including MLX5_IB_QPT_DCT, which doesn't need it. |
---|
| 2982 | + * In that case, resp will be filled with zeros. |
---|
| 2983 | + */ |
---|
| 2984 | + err = ib_copy_to_udata(udata, ¶ms.resp, params.outlen); |
---|
| 2985 | + if (err) |
---|
| 2986 | + goto destroy_qp; |
---|
| 2987 | + |
---|
| 2988 | + return &qp->ibqp; |
---|
| 2989 | + |
---|
| 2990 | +destroy_qp: |
---|
| 2991 | + switch (qp->type) { |
---|
| 2992 | + case MLX5_IB_QPT_DCT: |
---|
| 2993 | + mlx5_ib_destroy_dct(qp); |
---|
| 2994 | + break; |
---|
| 2995 | + case IB_QPT_GSI: |
---|
| 2996 | + mlx5_ib_destroy_gsi(qp); |
---|
| 2997 | + break; |
---|
| 2998 | + default: |
---|
| 2999 | + /* |
---|
| 3000 | + * These lines below are temp solution till QP allocation |
---|
| 3001 | + * will be moved to be under IB/core responsiblity. |
---|
| 3002 | + */ |
---|
| 3003 | + qp->ibqp.send_cq = attr->send_cq; |
---|
| 3004 | + qp->ibqp.recv_cq = attr->recv_cq; |
---|
| 3005 | + qp->ibqp.pd = pd; |
---|
| 3006 | + destroy_qp_common(dev, qp, udata); |
---|
| 3007 | + } |
---|
| 3008 | + |
---|
| 3009 | + qp = NULL; |
---|
| 3010 | +free_qp: |
---|
| 3011 | + kfree(qp); |
---|
| 3012 | +free_ucmd: |
---|
| 3013 | + kfree(params.ucmd); |
---|
| 3014 | + return ERR_PTR(err); |
---|
| 3015 | +} |
---|
| 3016 | + |
---|
| 3017 | +int mlx5_ib_destroy_qp(struct ib_qp *qp, struct ib_udata *udata) |
---|
2390 | 3018 | { |
---|
2391 | 3019 | struct mlx5_ib_dev *dev = to_mdev(qp->device); |
---|
2392 | 3020 | struct mlx5_ib_qp *mqp = to_mqp(qp); |
---|
2393 | 3021 | |
---|
2394 | 3022 | if (unlikely(qp->qp_type == IB_QPT_GSI)) |
---|
2395 | | - return mlx5_ib_gsi_destroy_qp(qp); |
---|
| 3023 | + return mlx5_ib_destroy_gsi(mqp); |
---|
2396 | 3024 | |
---|
2397 | | - if (mqp->qp_sub_type == MLX5_IB_QPT_DCT) |
---|
| 3025 | + if (mqp->type == MLX5_IB_QPT_DCT) |
---|
2398 | 3026 | return mlx5_ib_destroy_dct(mqp); |
---|
2399 | 3027 | |
---|
2400 | | - destroy_qp_common(dev, mqp); |
---|
| 3028 | + destroy_qp_common(dev, mqp, udata); |
---|
2401 | 3029 | |
---|
2402 | 3030 | kfree(mqp); |
---|
2403 | 3031 | |
---|
2404 | 3032 | return 0; |
---|
2405 | 3033 | } |
---|
2406 | 3034 | |
---|
2407 | | -static __be32 to_mlx5_access_flags(struct mlx5_ib_qp *qp, const struct ib_qp_attr *attr, |
---|
2408 | | - int attr_mask) |
---|
| 3035 | +static int set_qpc_atomic_flags(struct mlx5_ib_qp *qp, |
---|
| 3036 | + const struct ib_qp_attr *attr, int attr_mask, |
---|
| 3037 | + void *qpc) |
---|
2409 | 3038 | { |
---|
2410 | | - u32 hw_access_flags = 0; |
---|
| 3039 | + struct mlx5_ib_dev *dev = to_mdev(qp->ibqp.device); |
---|
2411 | 3040 | u8 dest_rd_atomic; |
---|
2412 | 3041 | u32 access_flags; |
---|
2413 | 3042 | |
---|
.. | .. |
---|
2424 | 3053 | if (!dest_rd_atomic) |
---|
2425 | 3054 | access_flags &= IB_ACCESS_REMOTE_WRITE; |
---|
2426 | 3055 | |
---|
2427 | | - if (access_flags & IB_ACCESS_REMOTE_READ) |
---|
2428 | | - hw_access_flags |= MLX5_QP_BIT_RRE; |
---|
2429 | | - if (access_flags & IB_ACCESS_REMOTE_ATOMIC) |
---|
2430 | | - hw_access_flags |= (MLX5_QP_BIT_RAE | MLX5_ATOMIC_MODE_CX); |
---|
2431 | | - if (access_flags & IB_ACCESS_REMOTE_WRITE) |
---|
2432 | | - hw_access_flags |= MLX5_QP_BIT_RWE; |
---|
| 3056 | + MLX5_SET(qpc, qpc, rre, !!(access_flags & IB_ACCESS_REMOTE_READ)); |
---|
2433 | 3057 | |
---|
2434 | | - return cpu_to_be32(hw_access_flags); |
---|
| 3058 | + if (access_flags & IB_ACCESS_REMOTE_ATOMIC) { |
---|
| 3059 | + int atomic_mode; |
---|
| 3060 | + |
---|
| 3061 | + atomic_mode = get_atomic_mode(dev, qp->ibqp.qp_type); |
---|
| 3062 | + if (atomic_mode < 0) |
---|
| 3063 | + return -EOPNOTSUPP; |
---|
| 3064 | + |
---|
| 3065 | + MLX5_SET(qpc, qpc, rae, 1); |
---|
| 3066 | + MLX5_SET(qpc, qpc, atomic_mode, atomic_mode); |
---|
| 3067 | + } |
---|
| 3068 | + |
---|
| 3069 | + MLX5_SET(qpc, qpc, rwe, !!(access_flags & IB_ACCESS_REMOTE_WRITE)); |
---|
| 3070 | + return 0; |
---|
2435 | 3071 | } |
---|
2436 | 3072 | |
---|
2437 | 3073 | enum { |
---|
.. | .. |
---|
2440 | 3076 | MLX5_PATH_FLAG_COUNTER = 1 << 2, |
---|
2441 | 3077 | }; |
---|
2442 | 3078 | |
---|
| 3079 | +static int mlx5_to_ib_rate_map(u8 rate) |
---|
| 3080 | +{ |
---|
| 3081 | + static const int rates[] = { IB_RATE_PORT_CURRENT, IB_RATE_56_GBPS, |
---|
| 3082 | + IB_RATE_25_GBPS, IB_RATE_100_GBPS, |
---|
| 3083 | + IB_RATE_200_GBPS, IB_RATE_50_GBPS, |
---|
| 3084 | + IB_RATE_400_GBPS }; |
---|
| 3085 | + |
---|
| 3086 | + if (rate < ARRAY_SIZE(rates)) |
---|
| 3087 | + return rates[rate]; |
---|
| 3088 | + |
---|
| 3089 | + return rate - MLX5_STAT_RATE_OFFSET; |
---|
| 3090 | +} |
---|
| 3091 | + |
---|
| 3092 | +static int ib_to_mlx5_rate_map(u8 rate) |
---|
| 3093 | +{ |
---|
| 3094 | + switch (rate) { |
---|
| 3095 | + case IB_RATE_PORT_CURRENT: |
---|
| 3096 | + return 0; |
---|
| 3097 | + case IB_RATE_56_GBPS: |
---|
| 3098 | + return 1; |
---|
| 3099 | + case IB_RATE_25_GBPS: |
---|
| 3100 | + return 2; |
---|
| 3101 | + case IB_RATE_100_GBPS: |
---|
| 3102 | + return 3; |
---|
| 3103 | + case IB_RATE_200_GBPS: |
---|
| 3104 | + return 4; |
---|
| 3105 | + case IB_RATE_50_GBPS: |
---|
| 3106 | + return 5; |
---|
| 3107 | + default: |
---|
| 3108 | + return rate + MLX5_STAT_RATE_OFFSET; |
---|
| 3109 | + }; |
---|
| 3110 | + |
---|
| 3111 | + return 0; |
---|
| 3112 | +} |
---|
| 3113 | + |
---|
2443 | 3114 | static int ib_rate_to_mlx5(struct mlx5_ib_dev *dev, u8 rate) |
---|
2444 | 3115 | { |
---|
| 3116 | + u32 stat_rate_support; |
---|
| 3117 | + |
---|
2445 | 3118 | if (rate == IB_RATE_PORT_CURRENT) |
---|
2446 | 3119 | return 0; |
---|
2447 | 3120 | |
---|
2448 | | - if (rate < IB_RATE_2_5_GBPS || rate > IB_RATE_300_GBPS) |
---|
| 3121 | + if (rate < IB_RATE_2_5_GBPS || rate > IB_RATE_600_GBPS) |
---|
2449 | 3122 | return -EINVAL; |
---|
2450 | 3123 | |
---|
| 3124 | + stat_rate_support = MLX5_CAP_GEN(dev->mdev, stat_rate_support); |
---|
2451 | 3125 | while (rate != IB_RATE_PORT_CURRENT && |
---|
2452 | | - !(1 << (rate + MLX5_STAT_RATE_OFFSET) & |
---|
2453 | | - MLX5_CAP_GEN(dev->mdev, stat_rate_support))) |
---|
| 3126 | + !(1 << ib_to_mlx5_rate_map(rate) & stat_rate_support)) |
---|
2454 | 3127 | --rate; |
---|
2455 | 3128 | |
---|
2456 | | - return rate ? rate + MLX5_STAT_RATE_OFFSET : rate; |
---|
| 3129 | + return ib_to_mlx5_rate_map(rate); |
---|
2457 | 3130 | } |
---|
2458 | 3131 | |
---|
2459 | 3132 | static int modify_raw_packet_eth_prio(struct mlx5_core_dev *dev, |
---|
2460 | | - struct mlx5_ib_sq *sq, u8 sl) |
---|
| 3133 | + struct mlx5_ib_sq *sq, u8 sl, |
---|
| 3134 | + struct ib_pd *pd) |
---|
2461 | 3135 | { |
---|
2462 | 3136 | void *in; |
---|
2463 | 3137 | void *tisc; |
---|
.. | .. |
---|
2470 | 3144 | return -ENOMEM; |
---|
2471 | 3145 | |
---|
2472 | 3146 | MLX5_SET(modify_tis_in, in, bitmask.prio, 1); |
---|
| 3147 | + MLX5_SET(modify_tis_in, in, uid, to_mpd(pd)->uid); |
---|
2473 | 3148 | |
---|
2474 | 3149 | tisc = MLX5_ADDR_OF(modify_tis_in, in, ctx); |
---|
2475 | 3150 | MLX5_SET(tisc, tisc, prio, ((sl & 0x7) << 1)); |
---|
2476 | 3151 | |
---|
2477 | | - err = mlx5_core_modify_tis(dev, sq->tisn, in, inlen); |
---|
| 3152 | + err = mlx5_core_modify_tis(dev, sq->tisn, in); |
---|
2478 | 3153 | |
---|
2479 | 3154 | kvfree(in); |
---|
2480 | 3155 | |
---|
.. | .. |
---|
2482 | 3157 | } |
---|
2483 | 3158 | |
---|
2484 | 3159 | static int modify_raw_packet_tx_affinity(struct mlx5_core_dev *dev, |
---|
2485 | | - struct mlx5_ib_sq *sq, u8 tx_affinity) |
---|
| 3160 | + struct mlx5_ib_sq *sq, u8 tx_affinity, |
---|
| 3161 | + struct ib_pd *pd) |
---|
2486 | 3162 | { |
---|
2487 | 3163 | void *in; |
---|
2488 | 3164 | void *tisc; |
---|
.. | .. |
---|
2495 | 3171 | return -ENOMEM; |
---|
2496 | 3172 | |
---|
2497 | 3173 | MLX5_SET(modify_tis_in, in, bitmask.lag_tx_port_affinity, 1); |
---|
| 3174 | + MLX5_SET(modify_tis_in, in, uid, to_mpd(pd)->uid); |
---|
2498 | 3175 | |
---|
2499 | 3176 | tisc = MLX5_ADDR_OF(modify_tis_in, in, ctx); |
---|
2500 | 3177 | MLX5_SET(tisc, tisc, lag_tx_port_affinity, tx_affinity); |
---|
2501 | 3178 | |
---|
2502 | | - err = mlx5_core_modify_tis(dev, sq->tisn, in, inlen); |
---|
| 3179 | + err = mlx5_core_modify_tis(dev, sq->tisn, in); |
---|
2503 | 3180 | |
---|
2504 | 3181 | kvfree(in); |
---|
2505 | 3182 | |
---|
2506 | 3183 | return err; |
---|
2507 | 3184 | } |
---|
2508 | 3185 | |
---|
| 3186 | +static void mlx5_set_path_udp_sport(void *path, const struct rdma_ah_attr *ah, |
---|
| 3187 | + u32 lqpn, u32 rqpn) |
---|
| 3188 | + |
---|
| 3189 | +{ |
---|
| 3190 | + u32 fl = ah->grh.flow_label; |
---|
| 3191 | + |
---|
| 3192 | + if (!fl) |
---|
| 3193 | + fl = rdma_calc_flow_label(lqpn, rqpn); |
---|
| 3194 | + |
---|
| 3195 | + MLX5_SET(ads, path, udp_sport, rdma_flow_label_to_udp_sport(fl)); |
---|
| 3196 | +} |
---|
| 3197 | + |
---|
2509 | 3198 | static int mlx5_set_path(struct mlx5_ib_dev *dev, struct mlx5_ib_qp *qp, |
---|
2510 | | - const struct rdma_ah_attr *ah, |
---|
2511 | | - struct mlx5_qp_path *path, u8 port, int attr_mask, |
---|
2512 | | - u32 path_flags, const struct ib_qp_attr *attr, |
---|
2513 | | - bool alt) |
---|
| 3199 | + const struct rdma_ah_attr *ah, void *path, u8 port, |
---|
| 3200 | + int attr_mask, u32 path_flags, |
---|
| 3201 | + const struct ib_qp_attr *attr, bool alt) |
---|
2514 | 3202 | { |
---|
2515 | 3203 | const struct ib_global_route *grh = rdma_ah_read_grh(ah); |
---|
2516 | 3204 | int err; |
---|
.. | .. |
---|
2519 | 3207 | u8 sl = rdma_ah_get_sl(ah); |
---|
2520 | 3208 | |
---|
2521 | 3209 | if (attr_mask & IB_QP_PKEY_INDEX) |
---|
2522 | | - path->pkey_index = cpu_to_be16(alt ? attr->alt_pkey_index : |
---|
2523 | | - attr->pkey_index); |
---|
| 3210 | + MLX5_SET(ads, path, pkey_index, |
---|
| 3211 | + alt ? attr->alt_pkey_index : attr->pkey_index); |
---|
2524 | 3212 | |
---|
2525 | 3213 | if (ah_flags & IB_AH_GRH) { |
---|
2526 | 3214 | if (grh->sgid_index >= |
---|
.. | .. |
---|
2536 | 3224 | if (!(ah_flags & IB_AH_GRH)) |
---|
2537 | 3225 | return -EINVAL; |
---|
2538 | 3226 | |
---|
2539 | | - memcpy(path->rmac, ah->roce.dmac, sizeof(ah->roce.dmac)); |
---|
2540 | | - if (qp->ibqp.qp_type == IB_QPT_RC || |
---|
2541 | | - qp->ibqp.qp_type == IB_QPT_UC || |
---|
2542 | | - qp->ibqp.qp_type == IB_QPT_XRC_INI || |
---|
2543 | | - qp->ibqp.qp_type == IB_QPT_XRC_TGT) |
---|
2544 | | - path->udp_sport = |
---|
2545 | | - mlx5_get_roce_udp_sport(dev, ah->grh.sgid_attr); |
---|
2546 | | - path->dci_cfi_prio_sl = (sl & 0x7) << 4; |
---|
| 3227 | + ether_addr_copy(MLX5_ADDR_OF(ads, path, rmac_47_32), |
---|
| 3228 | + ah->roce.dmac); |
---|
| 3229 | + if ((qp->ibqp.qp_type == IB_QPT_RC || |
---|
| 3230 | + qp->ibqp.qp_type == IB_QPT_UC || |
---|
| 3231 | + qp->ibqp.qp_type == IB_QPT_XRC_INI || |
---|
| 3232 | + qp->ibqp.qp_type == IB_QPT_XRC_TGT) && |
---|
| 3233 | + (grh->sgid_attr->gid_type == IB_GID_TYPE_ROCE_UDP_ENCAP) && |
---|
| 3234 | + (attr_mask & IB_QP_DEST_QPN)) |
---|
| 3235 | + mlx5_set_path_udp_sport(path, ah, |
---|
| 3236 | + qp->ibqp.qp_num, |
---|
| 3237 | + attr->dest_qp_num); |
---|
| 3238 | + MLX5_SET(ads, path, eth_prio, sl & 0x7); |
---|
2547 | 3239 | gid_type = ah->grh.sgid_attr->gid_type; |
---|
2548 | 3240 | if (gid_type == IB_GID_TYPE_ROCE_UDP_ENCAP) |
---|
2549 | | - path->ecn_dscp = (grh->traffic_class >> 2) & 0x3f; |
---|
| 3241 | + MLX5_SET(ads, path, dscp, grh->traffic_class >> 2); |
---|
2550 | 3242 | } else { |
---|
2551 | | - path->fl_free_ar = (path_flags & MLX5_PATH_FLAG_FL) ? 0x80 : 0; |
---|
2552 | | - path->fl_free_ar |= |
---|
2553 | | - (path_flags & MLX5_PATH_FLAG_FREE_AR) ? 0x40 : 0; |
---|
2554 | | - path->rlid = cpu_to_be16(rdma_ah_get_dlid(ah)); |
---|
2555 | | - path->grh_mlid = rdma_ah_get_path_bits(ah) & 0x7f; |
---|
2556 | | - if (ah_flags & IB_AH_GRH) |
---|
2557 | | - path->grh_mlid |= 1 << 7; |
---|
2558 | | - path->dci_cfi_prio_sl = sl & 0xf; |
---|
| 3243 | + MLX5_SET(ads, path, fl, !!(path_flags & MLX5_PATH_FLAG_FL)); |
---|
| 3244 | + MLX5_SET(ads, path, free_ar, |
---|
| 3245 | + !!(path_flags & MLX5_PATH_FLAG_FREE_AR)); |
---|
| 3246 | + MLX5_SET(ads, path, rlid, rdma_ah_get_dlid(ah)); |
---|
| 3247 | + MLX5_SET(ads, path, mlid, rdma_ah_get_path_bits(ah)); |
---|
| 3248 | + MLX5_SET(ads, path, grh, !!(ah_flags & IB_AH_GRH)); |
---|
| 3249 | + MLX5_SET(ads, path, sl, sl); |
---|
2559 | 3250 | } |
---|
2560 | 3251 | |
---|
2561 | 3252 | if (ah_flags & IB_AH_GRH) { |
---|
2562 | | - path->mgid_index = grh->sgid_index; |
---|
2563 | | - path->hop_limit = grh->hop_limit; |
---|
2564 | | - path->tclass_flowlabel = |
---|
2565 | | - cpu_to_be32((grh->traffic_class << 20) | |
---|
2566 | | - (grh->flow_label)); |
---|
2567 | | - memcpy(path->rgid, grh->dgid.raw, 16); |
---|
| 3253 | + MLX5_SET(ads, path, src_addr_index, grh->sgid_index); |
---|
| 3254 | + MLX5_SET(ads, path, hop_limit, grh->hop_limit); |
---|
| 3255 | + MLX5_SET(ads, path, tclass, grh->traffic_class); |
---|
| 3256 | + MLX5_SET(ads, path, flow_label, grh->flow_label); |
---|
| 3257 | + memcpy(MLX5_ADDR_OF(ads, path, rgid_rip), grh->dgid.raw, |
---|
| 3258 | + sizeof(grh->dgid.raw)); |
---|
2568 | 3259 | } |
---|
2569 | 3260 | |
---|
2570 | 3261 | err = ib_rate_to_mlx5(dev, rdma_ah_get_static_rate(ah)); |
---|
2571 | 3262 | if (err < 0) |
---|
2572 | 3263 | return err; |
---|
2573 | | - path->static_rate = err; |
---|
2574 | | - path->port = port; |
---|
| 3264 | + MLX5_SET(ads, path, stat_rate, err); |
---|
| 3265 | + MLX5_SET(ads, path, vhca_port_num, port); |
---|
2575 | 3266 | |
---|
2576 | 3267 | if (attr_mask & IB_QP_TIMEOUT) |
---|
2577 | | - path->ackto_lt = (alt ? attr->alt_timeout : attr->timeout) << 3; |
---|
| 3268 | + MLX5_SET(ads, path, ack_timeout, |
---|
| 3269 | + alt ? attr->alt_timeout : attr->timeout); |
---|
2578 | 3270 | |
---|
2579 | 3271 | if ((qp->ibqp.qp_type == IB_QPT_RAW_PACKET) && qp->sq.wqe_cnt) |
---|
2580 | 3272 | return modify_raw_packet_eth_prio(dev->mdev, |
---|
2581 | 3273 | &qp->raw_packet_qp.sq, |
---|
2582 | | - sl & 0xf); |
---|
| 3274 | + sl & 0xf, qp->ibqp.pd); |
---|
2583 | 3275 | |
---|
2584 | 3276 | return 0; |
---|
2585 | 3277 | } |
---|
.. | .. |
---|
2591 | 3283 | MLX5_QP_OPTPAR_RAE | |
---|
2592 | 3284 | MLX5_QP_OPTPAR_RWE | |
---|
2593 | 3285 | MLX5_QP_OPTPAR_PKEY_INDEX | |
---|
2594 | | - MLX5_QP_OPTPAR_PRI_PORT, |
---|
| 3286 | + MLX5_QP_OPTPAR_PRI_PORT | |
---|
| 3287 | + MLX5_QP_OPTPAR_LAG_TX_AFF, |
---|
2595 | 3288 | [MLX5_QP_ST_UC] = MLX5_QP_OPTPAR_RWE | |
---|
2596 | 3289 | MLX5_QP_OPTPAR_PKEY_INDEX | |
---|
2597 | | - MLX5_QP_OPTPAR_PRI_PORT, |
---|
| 3290 | + MLX5_QP_OPTPAR_PRI_PORT | |
---|
| 3291 | + MLX5_QP_OPTPAR_LAG_TX_AFF, |
---|
2598 | 3292 | [MLX5_QP_ST_UD] = MLX5_QP_OPTPAR_PKEY_INDEX | |
---|
2599 | 3293 | MLX5_QP_OPTPAR_Q_KEY | |
---|
2600 | 3294 | MLX5_QP_OPTPAR_PRI_PORT, |
---|
.. | .. |
---|
2602 | 3296 | MLX5_QP_OPTPAR_RAE | |
---|
2603 | 3297 | MLX5_QP_OPTPAR_RWE | |
---|
2604 | 3298 | MLX5_QP_OPTPAR_PKEY_INDEX | |
---|
2605 | | - MLX5_QP_OPTPAR_PRI_PORT, |
---|
| 3299 | + MLX5_QP_OPTPAR_PRI_PORT | |
---|
| 3300 | + MLX5_QP_OPTPAR_LAG_TX_AFF, |
---|
2606 | 3301 | }, |
---|
2607 | 3302 | [MLX5_QP_STATE_RTR] = { |
---|
2608 | 3303 | [MLX5_QP_ST_RC] = MLX5_QP_OPTPAR_ALT_ADDR_PATH | |
---|
2609 | 3304 | MLX5_QP_OPTPAR_RRE | |
---|
2610 | 3305 | MLX5_QP_OPTPAR_RAE | |
---|
2611 | 3306 | MLX5_QP_OPTPAR_RWE | |
---|
2612 | | - MLX5_QP_OPTPAR_PKEY_INDEX, |
---|
| 3307 | + MLX5_QP_OPTPAR_PKEY_INDEX | |
---|
| 3308 | + MLX5_QP_OPTPAR_LAG_TX_AFF, |
---|
2613 | 3309 | [MLX5_QP_ST_UC] = MLX5_QP_OPTPAR_ALT_ADDR_PATH | |
---|
2614 | 3310 | MLX5_QP_OPTPAR_RWE | |
---|
2615 | | - MLX5_QP_OPTPAR_PKEY_INDEX, |
---|
| 3311 | + MLX5_QP_OPTPAR_PKEY_INDEX | |
---|
| 3312 | + MLX5_QP_OPTPAR_LAG_TX_AFF, |
---|
2616 | 3313 | [MLX5_QP_ST_UD] = MLX5_QP_OPTPAR_PKEY_INDEX | |
---|
2617 | 3314 | MLX5_QP_OPTPAR_Q_KEY, |
---|
2618 | 3315 | [MLX5_QP_ST_MLX] = MLX5_QP_OPTPAR_PKEY_INDEX | |
---|
.. | .. |
---|
2621 | 3318 | MLX5_QP_OPTPAR_RRE | |
---|
2622 | 3319 | MLX5_QP_OPTPAR_RAE | |
---|
2623 | 3320 | MLX5_QP_OPTPAR_RWE | |
---|
2624 | | - MLX5_QP_OPTPAR_PKEY_INDEX, |
---|
| 3321 | + MLX5_QP_OPTPAR_PKEY_INDEX | |
---|
| 3322 | + MLX5_QP_OPTPAR_LAG_TX_AFF, |
---|
2625 | 3323 | }, |
---|
2626 | 3324 | }, |
---|
2627 | 3325 | [MLX5_QP_STATE_RTR] = { |
---|
.. | .. |
---|
2748 | 3446 | return result; |
---|
2749 | 3447 | } |
---|
2750 | 3448 | |
---|
2751 | | -static int modify_raw_packet_qp_rq(struct mlx5_ib_dev *dev, |
---|
2752 | | - struct mlx5_ib_rq *rq, int new_state, |
---|
2753 | | - const struct mlx5_modify_raw_qp_param *raw_qp_param) |
---|
| 3449 | +static int modify_raw_packet_qp_rq( |
---|
| 3450 | + struct mlx5_ib_dev *dev, struct mlx5_ib_rq *rq, int new_state, |
---|
| 3451 | + const struct mlx5_modify_raw_qp_param *raw_qp_param, struct ib_pd *pd) |
---|
2754 | 3452 | { |
---|
2755 | 3453 | void *in; |
---|
2756 | 3454 | void *rqc; |
---|
.. | .. |
---|
2763 | 3461 | return -ENOMEM; |
---|
2764 | 3462 | |
---|
2765 | 3463 | MLX5_SET(modify_rq_in, in, rq_state, rq->state); |
---|
| 3464 | + MLX5_SET(modify_rq_in, in, uid, to_mpd(pd)->uid); |
---|
2766 | 3465 | |
---|
2767 | 3466 | rqc = MLX5_ADDR_OF(modify_rq_in, in, ctx); |
---|
2768 | 3467 | MLX5_SET(rqc, rqc, state, new_state); |
---|
.. | .. |
---|
2773 | 3472 | MLX5_MODIFY_RQ_IN_MODIFY_BITMASK_RQ_COUNTER_SET_ID); |
---|
2774 | 3473 | MLX5_SET(rqc, rqc, counter_set_id, raw_qp_param->rq_q_ctr_id); |
---|
2775 | 3474 | } else |
---|
2776 | | - pr_info_once("%s: RAW PACKET QP counters are not supported on current FW\n", |
---|
2777 | | - dev->ib_dev.name); |
---|
| 3475 | + dev_info_once( |
---|
| 3476 | + &dev->ib_dev.dev, |
---|
| 3477 | + "RAW PACKET QP counters are not supported on current FW\n"); |
---|
2778 | 3478 | } |
---|
2779 | 3479 | |
---|
2780 | | - err = mlx5_core_modify_rq(dev->mdev, rq->base.mqp.qpn, in, inlen); |
---|
| 3480 | + err = mlx5_core_modify_rq(dev->mdev, rq->base.mqp.qpn, in); |
---|
2781 | 3481 | if (err) |
---|
2782 | 3482 | goto out; |
---|
2783 | 3483 | |
---|
.. | .. |
---|
2788 | 3488 | return err; |
---|
2789 | 3489 | } |
---|
2790 | 3490 | |
---|
2791 | | -static int modify_raw_packet_qp_sq(struct mlx5_core_dev *dev, |
---|
2792 | | - struct mlx5_ib_sq *sq, |
---|
2793 | | - int new_state, |
---|
2794 | | - const struct mlx5_modify_raw_qp_param *raw_qp_param) |
---|
| 3491 | +static int modify_raw_packet_qp_sq( |
---|
| 3492 | + struct mlx5_core_dev *dev, struct mlx5_ib_sq *sq, int new_state, |
---|
| 3493 | + const struct mlx5_modify_raw_qp_param *raw_qp_param, struct ib_pd *pd) |
---|
2795 | 3494 | { |
---|
2796 | 3495 | struct mlx5_ib_qp *ibqp = sq->base.container_mibqp; |
---|
2797 | 3496 | struct mlx5_rate_limit old_rl = ibqp->rl; |
---|
.. | .. |
---|
2808 | 3507 | if (!in) |
---|
2809 | 3508 | return -ENOMEM; |
---|
2810 | 3509 | |
---|
| 3510 | + MLX5_SET(modify_sq_in, in, uid, to_mpd(pd)->uid); |
---|
2811 | 3511 | MLX5_SET(modify_sq_in, in, sq_state, sq->state); |
---|
2812 | 3512 | |
---|
2813 | 3513 | sqc = MLX5_ADDR_OF(modify_sq_in, in, ctx); |
---|
.. | .. |
---|
2840 | 3540 | MLX5_SET(sqc, sqc, packet_pacing_rate_limit_index, rl_index); |
---|
2841 | 3541 | } |
---|
2842 | 3542 | |
---|
2843 | | - err = mlx5_core_modify_sq(dev, sq->base.mqp.qpn, in, inlen); |
---|
| 3543 | + err = mlx5_core_modify_sq(dev, sq->base.mqp.qpn, in); |
---|
2844 | 3544 | if (err) { |
---|
2845 | 3545 | /* Remove new rate from table if failed */ |
---|
2846 | 3546 | if (new_rate_added) |
---|
.. | .. |
---|
2880 | 3580 | switch (raw_qp_param->operation) { |
---|
2881 | 3581 | case MLX5_CMD_OP_RST2INIT_QP: |
---|
2882 | 3582 | rq_state = MLX5_RQC_STATE_RDY; |
---|
2883 | | - sq_state = MLX5_SQC_STATE_RDY; |
---|
| 3583 | + sq_state = MLX5_SQC_STATE_RST; |
---|
2884 | 3584 | break; |
---|
2885 | 3585 | case MLX5_CMD_OP_2ERR_QP: |
---|
2886 | 3586 | rq_state = MLX5_RQC_STATE_ERR; |
---|
.. | .. |
---|
2892 | 3592 | break; |
---|
2893 | 3593 | case MLX5_CMD_OP_RTR2RTS_QP: |
---|
2894 | 3594 | case MLX5_CMD_OP_RTS2RTS_QP: |
---|
2895 | | - if (raw_qp_param->set_mask == |
---|
2896 | | - MLX5_RAW_QP_RATE_LIMIT) { |
---|
2897 | | - modify_rq = 0; |
---|
2898 | | - sq_state = sq->state; |
---|
2899 | | - } else { |
---|
2900 | | - return raw_qp_param->set_mask ? -EINVAL : 0; |
---|
2901 | | - } |
---|
| 3595 | + if (raw_qp_param->set_mask & ~MLX5_RAW_QP_RATE_LIMIT) |
---|
| 3596 | + return -EINVAL; |
---|
| 3597 | + |
---|
| 3598 | + modify_rq = 0; |
---|
| 3599 | + sq_state = MLX5_SQC_STATE_RDY; |
---|
2902 | 3600 | break; |
---|
2903 | 3601 | case MLX5_CMD_OP_INIT2INIT_QP: |
---|
2904 | 3602 | case MLX5_CMD_OP_INIT2RTR_QP: |
---|
.. | .. |
---|
2912 | 3610 | } |
---|
2913 | 3611 | |
---|
2914 | 3612 | if (modify_rq) { |
---|
2915 | | - err = modify_raw_packet_qp_rq(dev, rq, rq_state, raw_qp_param); |
---|
| 3613 | + err = modify_raw_packet_qp_rq(dev, rq, rq_state, raw_qp_param, |
---|
| 3614 | + qp->ibqp.pd); |
---|
2916 | 3615 | if (err) |
---|
2917 | 3616 | return err; |
---|
2918 | 3617 | } |
---|
2919 | 3618 | |
---|
2920 | 3619 | if (modify_sq) { |
---|
| 3620 | + struct mlx5_flow_handle *flow_rule; |
---|
| 3621 | + |
---|
2921 | 3622 | if (tx_affinity) { |
---|
2922 | 3623 | err = modify_raw_packet_tx_affinity(dev->mdev, sq, |
---|
2923 | | - tx_affinity); |
---|
| 3624 | + tx_affinity, |
---|
| 3625 | + qp->ibqp.pd); |
---|
2924 | 3626 | if (err) |
---|
2925 | 3627 | return err; |
---|
2926 | 3628 | } |
---|
2927 | 3629 | |
---|
2928 | | - return modify_raw_packet_qp_sq(dev->mdev, sq, sq_state, raw_qp_param); |
---|
| 3630 | + flow_rule = create_flow_rule_vport_sq(dev, sq, |
---|
| 3631 | + raw_qp_param->port); |
---|
| 3632 | + if (IS_ERR(flow_rule)) |
---|
| 3633 | + return PTR_ERR(flow_rule); |
---|
| 3634 | + |
---|
| 3635 | + err = modify_raw_packet_qp_sq(dev->mdev, sq, sq_state, |
---|
| 3636 | + raw_qp_param, qp->ibqp.pd); |
---|
| 3637 | + if (err) { |
---|
| 3638 | + if (flow_rule) |
---|
| 3639 | + mlx5_del_flow_rules(flow_rule); |
---|
| 3640 | + return err; |
---|
| 3641 | + } |
---|
| 3642 | + |
---|
| 3643 | + if (flow_rule) { |
---|
| 3644 | + destroy_flow_rule_vport_sq(sq); |
---|
| 3645 | + sq->flow_rule = flow_rule; |
---|
| 3646 | + } |
---|
| 3647 | + |
---|
| 3648 | + return err; |
---|
2929 | 3649 | } |
---|
2930 | 3650 | |
---|
2931 | 3651 | return 0; |
---|
2932 | 3652 | } |
---|
2933 | 3653 | |
---|
2934 | | -static unsigned int get_tx_affinity(struct mlx5_ib_dev *dev, |
---|
2935 | | - struct mlx5_ib_pd *pd, |
---|
2936 | | - struct mlx5_ib_qp_base *qp_base, |
---|
2937 | | - u8 port_num) |
---|
| 3654 | +static unsigned int get_tx_affinity_rr(struct mlx5_ib_dev *dev, |
---|
| 3655 | + struct ib_udata *udata) |
---|
2938 | 3656 | { |
---|
2939 | | - struct mlx5_ib_ucontext *ucontext = NULL; |
---|
2940 | | - unsigned int tx_port_affinity; |
---|
| 3657 | + struct mlx5_ib_ucontext *ucontext = rdma_udata_to_drv_context( |
---|
| 3658 | + udata, struct mlx5_ib_ucontext, ibucontext); |
---|
| 3659 | + u8 port_num = mlx5_core_native_port_num(dev->mdev) - 1; |
---|
| 3660 | + atomic_t *tx_port_affinity; |
---|
2941 | 3661 | |
---|
2942 | | - if (pd && pd->ibpd.uobject && pd->ibpd.uobject->context) |
---|
2943 | | - ucontext = to_mucontext(pd->ibpd.uobject->context); |
---|
| 3662 | + if (ucontext) |
---|
| 3663 | + tx_port_affinity = &ucontext->tx_port_affinity; |
---|
| 3664 | + else |
---|
| 3665 | + tx_port_affinity = &dev->port[port_num].roce.tx_port_affinity; |
---|
2944 | 3666 | |
---|
2945 | | - if (ucontext) { |
---|
2946 | | - tx_port_affinity = (unsigned int)atomic_add_return( |
---|
2947 | | - 1, &ucontext->tx_port_affinity) % |
---|
2948 | | - MLX5_MAX_PORTS + |
---|
2949 | | - 1; |
---|
| 3667 | + return (unsigned int)atomic_add_return(1, tx_port_affinity) % |
---|
| 3668 | + MLX5_MAX_PORTS + 1; |
---|
| 3669 | +} |
---|
| 3670 | + |
---|
| 3671 | +static bool qp_supports_affinity(struct mlx5_ib_qp *qp) |
---|
| 3672 | +{ |
---|
| 3673 | + if ((qp->type == IB_QPT_RC) || (qp->type == IB_QPT_UD) || |
---|
| 3674 | + (qp->type == IB_QPT_UC) || (qp->type == IB_QPT_RAW_PACKET) || |
---|
| 3675 | + (qp->type == IB_QPT_XRC_INI) || (qp->type == IB_QPT_XRC_TGT) || |
---|
| 3676 | + (qp->type == MLX5_IB_QPT_DCI)) |
---|
| 3677 | + return true; |
---|
| 3678 | + return false; |
---|
| 3679 | +} |
---|
| 3680 | + |
---|
| 3681 | +static unsigned int get_tx_affinity(struct ib_qp *qp, |
---|
| 3682 | + const struct ib_qp_attr *attr, |
---|
| 3683 | + int attr_mask, u8 init, |
---|
| 3684 | + struct ib_udata *udata) |
---|
| 3685 | +{ |
---|
| 3686 | + struct mlx5_ib_ucontext *ucontext = rdma_udata_to_drv_context( |
---|
| 3687 | + udata, struct mlx5_ib_ucontext, ibucontext); |
---|
| 3688 | + struct mlx5_ib_dev *dev = to_mdev(qp->device); |
---|
| 3689 | + struct mlx5_ib_qp *mqp = to_mqp(qp); |
---|
| 3690 | + struct mlx5_ib_qp_base *qp_base; |
---|
| 3691 | + unsigned int tx_affinity; |
---|
| 3692 | + |
---|
| 3693 | + if (!(mlx5_ib_lag_should_assign_affinity(dev) && |
---|
| 3694 | + qp_supports_affinity(mqp))) |
---|
| 3695 | + return 0; |
---|
| 3696 | + |
---|
| 3697 | + if (mqp->flags & MLX5_IB_QP_CREATE_SQPN_QP1) |
---|
| 3698 | + tx_affinity = mqp->gsi_lag_port; |
---|
| 3699 | + else if (init) |
---|
| 3700 | + tx_affinity = get_tx_affinity_rr(dev, udata); |
---|
| 3701 | + else if ((attr_mask & IB_QP_AV) && attr->xmit_slave) |
---|
| 3702 | + tx_affinity = |
---|
| 3703 | + mlx5_lag_get_slave_port(dev->mdev, attr->xmit_slave); |
---|
| 3704 | + else |
---|
| 3705 | + return 0; |
---|
| 3706 | + |
---|
| 3707 | + qp_base = &mqp->trans_qp.base; |
---|
| 3708 | + if (ucontext) |
---|
2950 | 3709 | mlx5_ib_dbg(dev, "Set tx affinity 0x%x to qpn 0x%x ucontext %p\n", |
---|
2951 | | - tx_port_affinity, qp_base->mqp.qpn, ucontext); |
---|
2952 | | - } else { |
---|
2953 | | - tx_port_affinity = |
---|
2954 | | - (unsigned int)atomic_add_return( |
---|
2955 | | - 1, &dev->roce[port_num].tx_port_affinity) % |
---|
2956 | | - MLX5_MAX_PORTS + |
---|
2957 | | - 1; |
---|
| 3710 | + tx_affinity, qp_base->mqp.qpn, ucontext); |
---|
| 3711 | + else |
---|
2958 | 3712 | mlx5_ib_dbg(dev, "Set tx affinity 0x%x to qpn 0x%x\n", |
---|
2959 | | - tx_port_affinity, qp_base->mqp.qpn); |
---|
2960 | | - } |
---|
| 3713 | + tx_affinity, qp_base->mqp.qpn); |
---|
| 3714 | + return tx_affinity; |
---|
| 3715 | +} |
---|
2961 | 3716 | |
---|
2962 | | - return tx_port_affinity; |
---|
| 3717 | +static int __mlx5_ib_qp_set_counter(struct ib_qp *qp, |
---|
| 3718 | + struct rdma_counter *counter) |
---|
| 3719 | +{ |
---|
| 3720 | + struct mlx5_ib_dev *dev = to_mdev(qp->device); |
---|
| 3721 | + u32 in[MLX5_ST_SZ_DW(rts2rts_qp_in)] = {}; |
---|
| 3722 | + struct mlx5_ib_qp *mqp = to_mqp(qp); |
---|
| 3723 | + struct mlx5_ib_qp_base *base; |
---|
| 3724 | + u32 set_id; |
---|
| 3725 | + u32 *qpc; |
---|
| 3726 | + |
---|
| 3727 | + if (counter) |
---|
| 3728 | + set_id = counter->id; |
---|
| 3729 | + else |
---|
| 3730 | + set_id = mlx5_ib_get_counters_id(dev, mqp->port - 1); |
---|
| 3731 | + |
---|
| 3732 | + base = &mqp->trans_qp.base; |
---|
| 3733 | + MLX5_SET(rts2rts_qp_in, in, opcode, MLX5_CMD_OP_RTS2RTS_QP); |
---|
| 3734 | + MLX5_SET(rts2rts_qp_in, in, qpn, base->mqp.qpn); |
---|
| 3735 | + MLX5_SET(rts2rts_qp_in, in, uid, base->mqp.uid); |
---|
| 3736 | + MLX5_SET(rts2rts_qp_in, in, opt_param_mask, |
---|
| 3737 | + MLX5_QP_OPTPAR_COUNTER_SET_ID); |
---|
| 3738 | + |
---|
| 3739 | + qpc = MLX5_ADDR_OF(rts2rts_qp_in, in, qpc); |
---|
| 3740 | + MLX5_SET(qpc, qpc, counter_set_id, set_id); |
---|
| 3741 | + return mlx5_cmd_exec_in(dev->mdev, rts2rts_qp, in); |
---|
2963 | 3742 | } |
---|
2964 | 3743 | |
---|
2965 | 3744 | static int __mlx5_ib_modify_qp(struct ib_qp *ibqp, |
---|
2966 | 3745 | const struct ib_qp_attr *attr, int attr_mask, |
---|
2967 | | - enum ib_qp_state cur_state, enum ib_qp_state new_state, |
---|
2968 | | - const struct mlx5_ib_modify_qp *ucmd) |
---|
| 3746 | + enum ib_qp_state cur_state, |
---|
| 3747 | + enum ib_qp_state new_state, |
---|
| 3748 | + const struct mlx5_ib_modify_qp *ucmd, |
---|
| 3749 | + struct mlx5_ib_modify_qp_resp *resp, |
---|
| 3750 | + struct ib_udata *udata) |
---|
2969 | 3751 | { |
---|
2970 | 3752 | static const u16 optab[MLX5_QP_NUM_STATE][MLX5_QP_NUM_STATE] = { |
---|
2971 | 3753 | [MLX5_QP_STATE_RST] = { |
---|
.. | .. |
---|
3008 | 3790 | struct mlx5_ib_qp *qp = to_mqp(ibqp); |
---|
3009 | 3791 | struct mlx5_ib_qp_base *base = &qp->trans_qp.base; |
---|
3010 | 3792 | struct mlx5_ib_cq *send_cq, *recv_cq; |
---|
3011 | | - struct mlx5_qp_context *context; |
---|
3012 | 3793 | struct mlx5_ib_pd *pd; |
---|
3013 | | - struct mlx5_ib_port *mibport = NULL; |
---|
3014 | 3794 | enum mlx5_qp_state mlx5_cur, mlx5_new; |
---|
3015 | | - enum mlx5_qp_optpar optpar; |
---|
| 3795 | + void *qpc, *pri_path, *alt_path; |
---|
| 3796 | + enum mlx5_qp_optpar optpar = 0; |
---|
| 3797 | + u32 set_id = 0; |
---|
3016 | 3798 | int mlx5_st; |
---|
3017 | 3799 | int err; |
---|
3018 | 3800 | u16 op; |
---|
3019 | 3801 | u8 tx_affinity = 0; |
---|
3020 | 3802 | |
---|
3021 | | - mlx5_st = to_mlx5_st(ibqp->qp_type == IB_QPT_DRIVER ? |
---|
3022 | | - qp->qp_sub_type : ibqp->qp_type); |
---|
| 3803 | + mlx5_st = to_mlx5_st(qp->type); |
---|
3023 | 3804 | if (mlx5_st < 0) |
---|
3024 | 3805 | return -EINVAL; |
---|
3025 | 3806 | |
---|
3026 | | - context = kzalloc(sizeof(*context), GFP_KERNEL); |
---|
3027 | | - if (!context) |
---|
| 3807 | + qpc = kzalloc(MLX5_ST_SZ_BYTES(qpc), GFP_KERNEL); |
---|
| 3808 | + if (!qpc) |
---|
3028 | 3809 | return -ENOMEM; |
---|
3029 | 3810 | |
---|
3030 | | - pd = get_pd(qp); |
---|
3031 | | - context->flags = cpu_to_be32(mlx5_st << 16); |
---|
| 3811 | + pd = to_mpd(qp->ibqp.pd); |
---|
| 3812 | + MLX5_SET(qpc, qpc, st, mlx5_st); |
---|
3032 | 3813 | |
---|
3033 | 3814 | if (!(attr_mask & IB_QP_PATH_MIG_STATE)) { |
---|
3034 | | - context->flags |= cpu_to_be32(MLX5_QP_PM_MIGRATED << 11); |
---|
| 3815 | + MLX5_SET(qpc, qpc, pm_state, MLX5_QP_PM_MIGRATED); |
---|
3035 | 3816 | } else { |
---|
3036 | 3817 | switch (attr->path_mig_state) { |
---|
3037 | 3818 | case IB_MIG_MIGRATED: |
---|
3038 | | - context->flags |= cpu_to_be32(MLX5_QP_PM_MIGRATED << 11); |
---|
| 3819 | + MLX5_SET(qpc, qpc, pm_state, MLX5_QP_PM_MIGRATED); |
---|
3039 | 3820 | break; |
---|
3040 | 3821 | case IB_MIG_REARM: |
---|
3041 | | - context->flags |= cpu_to_be32(MLX5_QP_PM_REARM << 11); |
---|
| 3822 | + MLX5_SET(qpc, qpc, pm_state, MLX5_QP_PM_REARM); |
---|
3042 | 3823 | break; |
---|
3043 | 3824 | case IB_MIG_ARMED: |
---|
3044 | | - context->flags |= cpu_to_be32(MLX5_QP_PM_ARMED << 11); |
---|
| 3825 | + MLX5_SET(qpc, qpc, pm_state, MLX5_QP_PM_ARMED); |
---|
3045 | 3826 | break; |
---|
3046 | 3827 | } |
---|
3047 | 3828 | } |
---|
3048 | 3829 | |
---|
3049 | | - if ((cur_state == IB_QPS_RESET) && (new_state == IB_QPS_INIT)) { |
---|
3050 | | - if ((ibqp->qp_type == IB_QPT_RC) || |
---|
3051 | | - (ibqp->qp_type == IB_QPT_UD && |
---|
3052 | | - !(qp->flags & MLX5_IB_QP_SQPN_QP1)) || |
---|
3053 | | - (ibqp->qp_type == IB_QPT_UC) || |
---|
3054 | | - (ibqp->qp_type == IB_QPT_RAW_PACKET) || |
---|
3055 | | - (ibqp->qp_type == IB_QPT_XRC_INI) || |
---|
3056 | | - (ibqp->qp_type == IB_QPT_XRC_TGT)) { |
---|
3057 | | - if (mlx5_lag_is_active(dev->mdev)) { |
---|
3058 | | - u8 p = mlx5_core_native_port_num(dev->mdev); |
---|
3059 | | - tx_affinity = get_tx_affinity(dev, pd, base, p); |
---|
3060 | | - context->flags |= cpu_to_be32(tx_affinity << 24); |
---|
3061 | | - } |
---|
3062 | | - } |
---|
3063 | | - } |
---|
| 3830 | + tx_affinity = get_tx_affinity(ibqp, attr, attr_mask, |
---|
| 3831 | + cur_state == IB_QPS_RESET && |
---|
| 3832 | + new_state == IB_QPS_INIT, udata); |
---|
| 3833 | + |
---|
| 3834 | + MLX5_SET(qpc, qpc, lag_tx_port_affinity, tx_affinity); |
---|
| 3835 | + if (tx_affinity && new_state == IB_QPS_RTR && |
---|
| 3836 | + MLX5_CAP_GEN(dev->mdev, init2_lag_tx_port_affinity)) |
---|
| 3837 | + optpar |= MLX5_QP_OPTPAR_LAG_TX_AFF; |
---|
3064 | 3838 | |
---|
3065 | 3839 | if (is_sqp(ibqp->qp_type)) { |
---|
3066 | | - context->mtu_msgmax = (IB_MTU_256 << 5) | 8; |
---|
| 3840 | + MLX5_SET(qpc, qpc, mtu, IB_MTU_256); |
---|
| 3841 | + MLX5_SET(qpc, qpc, log_msg_max, 8); |
---|
3067 | 3842 | } else if ((ibqp->qp_type == IB_QPT_UD && |
---|
3068 | | - !(qp->flags & MLX5_IB_QP_UNDERLAY)) || |
---|
| 3843 | + !(qp->flags & IB_QP_CREATE_SOURCE_QPN)) || |
---|
3069 | 3844 | ibqp->qp_type == MLX5_IB_QPT_REG_UMR) { |
---|
3070 | | - context->mtu_msgmax = (IB_MTU_4096 << 5) | 12; |
---|
| 3845 | + MLX5_SET(qpc, qpc, mtu, IB_MTU_4096); |
---|
| 3846 | + MLX5_SET(qpc, qpc, log_msg_max, 12); |
---|
3071 | 3847 | } else if (attr_mask & IB_QP_PATH_MTU) { |
---|
3072 | 3848 | if (attr->path_mtu < IB_MTU_256 || |
---|
3073 | 3849 | attr->path_mtu > IB_MTU_4096) { |
---|
.. | .. |
---|
3075 | 3851 | err = -EINVAL; |
---|
3076 | 3852 | goto out; |
---|
3077 | 3853 | } |
---|
3078 | | - context->mtu_msgmax = (attr->path_mtu << 5) | |
---|
3079 | | - (u8)MLX5_CAP_GEN(dev->mdev, log_max_msg); |
---|
| 3854 | + MLX5_SET(qpc, qpc, mtu, attr->path_mtu); |
---|
| 3855 | + MLX5_SET(qpc, qpc, log_msg_max, |
---|
| 3856 | + MLX5_CAP_GEN(dev->mdev, log_max_msg)); |
---|
3080 | 3857 | } |
---|
3081 | 3858 | |
---|
3082 | 3859 | if (attr_mask & IB_QP_DEST_QPN) |
---|
3083 | | - context->log_pg_sz_remote_qpn = cpu_to_be32(attr->dest_qp_num); |
---|
| 3860 | + MLX5_SET(qpc, qpc, remote_qpn, attr->dest_qp_num); |
---|
| 3861 | + |
---|
| 3862 | + pri_path = MLX5_ADDR_OF(qpc, qpc, primary_address_path); |
---|
| 3863 | + alt_path = MLX5_ADDR_OF(qpc, qpc, secondary_address_path); |
---|
3084 | 3864 | |
---|
3085 | 3865 | if (attr_mask & IB_QP_PKEY_INDEX) |
---|
3086 | | - context->pri_path.pkey_index = cpu_to_be16(attr->pkey_index); |
---|
| 3866 | + MLX5_SET(ads, pri_path, pkey_index, attr->pkey_index); |
---|
3087 | 3867 | |
---|
3088 | 3868 | /* todo implement counter_index functionality */ |
---|
3089 | 3869 | |
---|
3090 | 3870 | if (is_sqp(ibqp->qp_type)) |
---|
3091 | | - context->pri_path.port = qp->port; |
---|
| 3871 | + MLX5_SET(ads, pri_path, vhca_port_num, qp->port); |
---|
3092 | 3872 | |
---|
3093 | 3873 | if (attr_mask & IB_QP_PORT) |
---|
3094 | | - context->pri_path.port = attr->port_num; |
---|
| 3874 | + MLX5_SET(ads, pri_path, vhca_port_num, attr->port_num); |
---|
3095 | 3875 | |
---|
3096 | 3876 | if (attr_mask & IB_QP_AV) { |
---|
3097 | | - err = mlx5_set_path(dev, qp, &attr->ah_attr, &context->pri_path, |
---|
3098 | | - attr_mask & IB_QP_PORT ? attr->port_num : qp->port, |
---|
| 3877 | + err = mlx5_set_path(dev, qp, &attr->ah_attr, pri_path, |
---|
| 3878 | + attr_mask & IB_QP_PORT ? attr->port_num : |
---|
| 3879 | + qp->port, |
---|
3099 | 3880 | attr_mask, 0, attr, false); |
---|
3100 | 3881 | if (err) |
---|
3101 | 3882 | goto out; |
---|
3102 | 3883 | } |
---|
3103 | 3884 | |
---|
3104 | 3885 | if (attr_mask & IB_QP_TIMEOUT) |
---|
3105 | | - context->pri_path.ackto_lt |= attr->timeout << 3; |
---|
| 3886 | + MLX5_SET(ads, pri_path, ack_timeout, attr->timeout); |
---|
3106 | 3887 | |
---|
3107 | 3888 | if (attr_mask & IB_QP_ALT_PATH) { |
---|
3108 | | - err = mlx5_set_path(dev, qp, &attr->alt_ah_attr, |
---|
3109 | | - &context->alt_path, |
---|
| 3889 | + err = mlx5_set_path(dev, qp, &attr->alt_ah_attr, alt_path, |
---|
3110 | 3890 | attr->alt_port_num, |
---|
3111 | | - attr_mask | IB_QP_PKEY_INDEX | IB_QP_TIMEOUT, |
---|
| 3891 | + attr_mask | IB_QP_PKEY_INDEX | |
---|
| 3892 | + IB_QP_TIMEOUT, |
---|
3112 | 3893 | 0, attr, true); |
---|
3113 | 3894 | if (err) |
---|
3114 | 3895 | goto out; |
---|
.. | .. |
---|
3117 | 3898 | get_cqs(qp->ibqp.qp_type, qp->ibqp.send_cq, qp->ibqp.recv_cq, |
---|
3118 | 3899 | &send_cq, &recv_cq); |
---|
3119 | 3900 | |
---|
3120 | | - context->flags_pd = cpu_to_be32(pd ? pd->pdn : to_mpd(dev->devr.p0)->pdn); |
---|
3121 | | - context->cqn_send = send_cq ? cpu_to_be32(send_cq->mcq.cqn) : 0; |
---|
3122 | | - context->cqn_recv = recv_cq ? cpu_to_be32(recv_cq->mcq.cqn) : 0; |
---|
3123 | | - context->params1 = cpu_to_be32(MLX5_IB_ACK_REQ_FREQ << 28); |
---|
| 3901 | + MLX5_SET(qpc, qpc, pd, pd ? pd->pdn : to_mpd(dev->devr.p0)->pdn); |
---|
| 3902 | + if (send_cq) |
---|
| 3903 | + MLX5_SET(qpc, qpc, cqn_snd, send_cq->mcq.cqn); |
---|
| 3904 | + if (recv_cq) |
---|
| 3905 | + MLX5_SET(qpc, qpc, cqn_rcv, recv_cq->mcq.cqn); |
---|
| 3906 | + |
---|
| 3907 | + MLX5_SET(qpc, qpc, log_ack_req_freq, MLX5_IB_ACK_REQ_FREQ); |
---|
3124 | 3908 | |
---|
3125 | 3909 | if (attr_mask & IB_QP_RNR_RETRY) |
---|
3126 | | - context->params1 |= cpu_to_be32(attr->rnr_retry << 13); |
---|
| 3910 | + MLX5_SET(qpc, qpc, rnr_retry, attr->rnr_retry); |
---|
3127 | 3911 | |
---|
3128 | 3912 | if (attr_mask & IB_QP_RETRY_CNT) |
---|
3129 | | - context->params1 |= cpu_to_be32(attr->retry_cnt << 16); |
---|
| 3913 | + MLX5_SET(qpc, qpc, retry_count, attr->retry_cnt); |
---|
3130 | 3914 | |
---|
3131 | | - if (attr_mask & IB_QP_MAX_QP_RD_ATOMIC) { |
---|
3132 | | - if (attr->max_rd_atomic) |
---|
3133 | | - context->params1 |= |
---|
3134 | | - cpu_to_be32(fls(attr->max_rd_atomic - 1) << 21); |
---|
3135 | | - } |
---|
| 3915 | + if (attr_mask & IB_QP_MAX_QP_RD_ATOMIC && attr->max_rd_atomic) |
---|
| 3916 | + MLX5_SET(qpc, qpc, log_sra_max, ilog2(attr->max_rd_atomic)); |
---|
3136 | 3917 | |
---|
3137 | 3918 | if (attr_mask & IB_QP_SQ_PSN) |
---|
3138 | | - context->next_send_psn = cpu_to_be32(attr->sq_psn); |
---|
| 3919 | + MLX5_SET(qpc, qpc, next_send_psn, attr->sq_psn); |
---|
3139 | 3920 | |
---|
3140 | | - if (attr_mask & IB_QP_MAX_DEST_RD_ATOMIC) { |
---|
3141 | | - if (attr->max_dest_rd_atomic) |
---|
3142 | | - context->params2 |= |
---|
3143 | | - cpu_to_be32(fls(attr->max_dest_rd_atomic - 1) << 21); |
---|
| 3921 | + if (attr_mask & IB_QP_MAX_DEST_RD_ATOMIC && attr->max_dest_rd_atomic) |
---|
| 3922 | + MLX5_SET(qpc, qpc, log_rra_max, |
---|
| 3923 | + ilog2(attr->max_dest_rd_atomic)); |
---|
| 3924 | + |
---|
| 3925 | + if (attr_mask & (IB_QP_ACCESS_FLAGS | IB_QP_MAX_DEST_RD_ATOMIC)) { |
---|
| 3926 | + err = set_qpc_atomic_flags(qp, attr, attr_mask, qpc); |
---|
| 3927 | + if (err) |
---|
| 3928 | + goto out; |
---|
3144 | 3929 | } |
---|
3145 | 3930 | |
---|
3146 | | - if (attr_mask & (IB_QP_ACCESS_FLAGS | IB_QP_MAX_DEST_RD_ATOMIC)) |
---|
3147 | | - context->params2 |= to_mlx5_access_flags(qp, attr, attr_mask); |
---|
3148 | | - |
---|
3149 | 3931 | if (attr_mask & IB_QP_MIN_RNR_TIMER) |
---|
3150 | | - context->rnr_nextrecvpsn |= cpu_to_be32(attr->min_rnr_timer << 24); |
---|
| 3932 | + MLX5_SET(qpc, qpc, min_rnr_nak, attr->min_rnr_timer); |
---|
3151 | 3933 | |
---|
3152 | 3934 | if (attr_mask & IB_QP_RQ_PSN) |
---|
3153 | | - context->rnr_nextrecvpsn |= cpu_to_be32(attr->rq_psn); |
---|
| 3935 | + MLX5_SET(qpc, qpc, next_rcv_psn, attr->rq_psn); |
---|
3154 | 3936 | |
---|
3155 | 3937 | if (attr_mask & IB_QP_QKEY) |
---|
3156 | | - context->qkey = cpu_to_be32(attr->qkey); |
---|
| 3938 | + MLX5_SET(qpc, qpc, q_key, attr->qkey); |
---|
3157 | 3939 | |
---|
3158 | 3940 | if (qp->rq.wqe_cnt && cur_state == IB_QPS_RESET && new_state == IB_QPS_INIT) |
---|
3159 | | - context->db_rec_addr = cpu_to_be64(qp->db.dma); |
---|
| 3941 | + MLX5_SET64(qpc, qpc, dbr_addr, qp->db.dma); |
---|
3160 | 3942 | |
---|
3161 | 3943 | if (cur_state == IB_QPS_RESET && new_state == IB_QPS_INIT) { |
---|
3162 | 3944 | u8 port_num = (attr_mask & IB_QP_PORT ? attr->port_num : |
---|
3163 | 3945 | qp->port) - 1; |
---|
3164 | 3946 | |
---|
3165 | 3947 | /* Underlay port should be used - index 0 function per port */ |
---|
3166 | | - if (qp->flags & MLX5_IB_QP_UNDERLAY) |
---|
| 3948 | + if (qp->flags & IB_QP_CREATE_SOURCE_QPN) |
---|
3167 | 3949 | port_num = 0; |
---|
3168 | 3950 | |
---|
3169 | | - mibport = &dev->port[port_num]; |
---|
3170 | | - context->qp_counter_set_usr_page |= |
---|
3171 | | - cpu_to_be32((u32)(mibport->cnts.set_id) << 24); |
---|
| 3951 | + if (ibqp->counter) |
---|
| 3952 | + set_id = ibqp->counter->id; |
---|
| 3953 | + else |
---|
| 3954 | + set_id = mlx5_ib_get_counters_id(dev, port_num); |
---|
| 3955 | + MLX5_SET(qpc, qpc, counter_set_id, set_id); |
---|
3172 | 3956 | } |
---|
3173 | 3957 | |
---|
3174 | 3958 | if (!ibqp->uobject && cur_state == IB_QPS_RESET && new_state == IB_QPS_INIT) |
---|
3175 | | - context->sq_crq_size |= cpu_to_be16(1 << 4); |
---|
| 3959 | + MLX5_SET(qpc, qpc, rlky, 1); |
---|
3176 | 3960 | |
---|
3177 | | - if (qp->flags & MLX5_IB_QP_SQPN_QP1) |
---|
3178 | | - context->deth_sqpn = cpu_to_be32(1); |
---|
| 3961 | + if (qp->flags & MLX5_IB_QP_CREATE_SQPN_QP1) |
---|
| 3962 | + MLX5_SET(qpc, qpc, deth_sqpn, 1); |
---|
3179 | 3963 | |
---|
3180 | 3964 | mlx5_cur = to_mlx5_state(cur_state); |
---|
3181 | 3965 | mlx5_new = to_mlx5_state(new_state); |
---|
.. | .. |
---|
3187 | 3971 | } |
---|
3188 | 3972 | |
---|
3189 | 3973 | op = optab[mlx5_cur][mlx5_new]; |
---|
3190 | | - optpar = ib_mask_to_mlx5_opt(attr_mask); |
---|
| 3974 | + optpar |= ib_mask_to_mlx5_opt(attr_mask); |
---|
3191 | 3975 | optpar &= opt_mask[mlx5_cur][mlx5_new][mlx5_st]; |
---|
3192 | 3976 | |
---|
3193 | 3977 | if (qp->ibqp.qp_type == IB_QPT_RAW_PACKET || |
---|
3194 | | - qp->flags & MLX5_IB_QP_UNDERLAY) { |
---|
| 3978 | + qp->flags & IB_QP_CREATE_SOURCE_QPN) { |
---|
3195 | 3979 | struct mlx5_modify_raw_qp_param raw_qp_param = {}; |
---|
3196 | 3980 | |
---|
3197 | 3981 | raw_qp_param.operation = op; |
---|
3198 | 3982 | if (cur_state == IB_QPS_RESET && new_state == IB_QPS_INIT) { |
---|
3199 | | - raw_qp_param.rq_q_ctr_id = mibport->cnts.set_id; |
---|
| 3983 | + raw_qp_param.rq_q_ctr_id = set_id; |
---|
3200 | 3984 | raw_qp_param.set_mask |= MLX5_RAW_QP_MOD_SET_RQ_Q_CTR_ID; |
---|
3201 | 3985 | } |
---|
| 3986 | + |
---|
| 3987 | + if (attr_mask & IB_QP_PORT) |
---|
| 3988 | + raw_qp_param.port = attr->port_num; |
---|
3202 | 3989 | |
---|
3203 | 3990 | if (attr_mask & IB_QP_RATE_LIMIT) { |
---|
3204 | 3991 | raw_qp_param.rl.rate = attr->rate_limit; |
---|
.. | .. |
---|
3230 | 4017 | |
---|
3231 | 4018 | err = modify_raw_packet_qp(dev, qp, &raw_qp_param, tx_affinity); |
---|
3232 | 4019 | } else { |
---|
3233 | | - err = mlx5_core_qp_modify(dev->mdev, op, optpar, context, |
---|
3234 | | - &base->mqp); |
---|
| 4020 | + if (udata) { |
---|
| 4021 | + /* For the kernel flows, the resp will stay zero */ |
---|
| 4022 | + resp->ece_options = |
---|
| 4023 | + MLX5_CAP_GEN(dev->mdev, ece_support) ? |
---|
| 4024 | + ucmd->ece_options : 0; |
---|
| 4025 | + resp->response_length = sizeof(*resp); |
---|
| 4026 | + } |
---|
| 4027 | + err = mlx5_core_qp_modify(dev, op, optpar, qpc, &base->mqp, |
---|
| 4028 | + &resp->ece_options); |
---|
3235 | 4029 | } |
---|
3236 | 4030 | |
---|
3237 | 4031 | if (err) |
---|
.. | .. |
---|
3264 | 4058 | qp->sq.head = 0; |
---|
3265 | 4059 | qp->sq.tail = 0; |
---|
3266 | 4060 | qp->sq.cur_post = 0; |
---|
| 4061 | + if (qp->sq.wqe_cnt) |
---|
| 4062 | + qp->sq.cur_edge = get_sq_edge(&qp->sq, 0); |
---|
3267 | 4063 | qp->sq.last_poll = 0; |
---|
3268 | 4064 | qp->db.db[MLX5_RCV_DBR] = 0; |
---|
3269 | 4065 | qp->db.db[MLX5_SND_DBR] = 0; |
---|
3270 | 4066 | } |
---|
3271 | 4067 | |
---|
| 4068 | + if ((new_state == IB_QPS_RTS) && qp->counter_pending) { |
---|
| 4069 | + err = __mlx5_ib_qp_set_counter(ibqp, ibqp->counter); |
---|
| 4070 | + if (!err) |
---|
| 4071 | + qp->counter_pending = 0; |
---|
| 4072 | + } |
---|
| 4073 | + |
---|
3272 | 4074 | out: |
---|
3273 | | - kfree(context); |
---|
| 4075 | + kfree(qpc); |
---|
3274 | 4076 | return err; |
---|
3275 | 4077 | } |
---|
3276 | 4078 | |
---|
.. | .. |
---|
3304 | 4106 | return is_valid_mask(attr_mask, req, opt); |
---|
3305 | 4107 | } else if (cur_state == IB_QPS_INIT && new_state == IB_QPS_RTR) { |
---|
3306 | 4108 | req |= IB_QP_PATH_MTU; |
---|
3307 | | - opt = IB_QP_PKEY_INDEX; |
---|
| 4109 | + opt = IB_QP_PKEY_INDEX | IB_QP_AV; |
---|
3308 | 4110 | return is_valid_mask(attr_mask, req, opt); |
---|
3309 | 4111 | } else if (cur_state == IB_QPS_RTR && new_state == IB_QPS_RTS) { |
---|
3310 | 4112 | req |= IB_QP_TIMEOUT | IB_QP_RETRY_CNT | IB_QP_RNR_RETRY | |
---|
.. | .. |
---|
3328 | 4130 | * Other transitions and attributes are illegal |
---|
3329 | 4131 | */ |
---|
3330 | 4132 | static int mlx5_ib_modify_dct(struct ib_qp *ibqp, struct ib_qp_attr *attr, |
---|
3331 | | - int attr_mask, struct ib_udata *udata) |
---|
| 4133 | + int attr_mask, struct mlx5_ib_modify_qp *ucmd, |
---|
| 4134 | + struct ib_udata *udata) |
---|
3332 | 4135 | { |
---|
3333 | 4136 | struct mlx5_ib_qp *qp = to_mqp(ibqp); |
---|
3334 | 4137 | struct mlx5_ib_dev *dev = to_mdev(ibqp->device); |
---|
3335 | 4138 | enum ib_qp_state cur_state, new_state; |
---|
3336 | | - int err = 0; |
---|
3337 | 4139 | int required = IB_QP_STATE; |
---|
3338 | 4140 | void *dctc; |
---|
| 4141 | + int err; |
---|
3339 | 4142 | |
---|
3340 | 4143 | if (!(attr_mask & IB_QP_STATE)) |
---|
3341 | 4144 | return -EINVAL; |
---|
.. | .. |
---|
3344 | 4147 | new_state = attr->qp_state; |
---|
3345 | 4148 | |
---|
3346 | 4149 | dctc = MLX5_ADDR_OF(create_dct_in, qp->dct.in, dct_context_entry); |
---|
| 4150 | + if (MLX5_CAP_GEN(dev->mdev, ece_support) && ucmd->ece_options) |
---|
| 4151 | + /* |
---|
| 4152 | + * DCT doesn't initialize QP till modify command is executed, |
---|
| 4153 | + * so we need to overwrite previously set ECE field if user |
---|
| 4154 | + * provided any value except zero, which means not set/not |
---|
| 4155 | + * valid. |
---|
| 4156 | + */ |
---|
| 4157 | + MLX5_SET(dctc, dctc, ece, ucmd->ece_options); |
---|
| 4158 | + |
---|
3347 | 4159 | if (cur_state == IB_QPS_RESET && new_state == IB_QPS_INIT) { |
---|
| 4160 | + u16 set_id; |
---|
| 4161 | + |
---|
3348 | 4162 | required |= IB_QP_ACCESS_FLAGS | IB_QP_PKEY_INDEX | IB_QP_PORT; |
---|
3349 | 4163 | if (!is_valid_mask(attr_mask, required, 0)) |
---|
3350 | 4164 | return -EINVAL; |
---|
3351 | 4165 | |
---|
3352 | 4166 | if (attr->port_num == 0 || |
---|
3353 | | - attr->port_num > MLX5_CAP_GEN(dev->mdev, num_ports)) { |
---|
| 4167 | + attr->port_num > dev->num_ports) { |
---|
3354 | 4168 | mlx5_ib_dbg(dev, "invalid port number %d. number of ports is %d\n", |
---|
3355 | 4169 | attr->port_num, dev->num_ports); |
---|
3356 | 4170 | return -EINVAL; |
---|
.. | .. |
---|
3360 | 4174 | if (attr->qp_access_flags & IB_ACCESS_REMOTE_WRITE) |
---|
3361 | 4175 | MLX5_SET(dctc, dctc, rwe, 1); |
---|
3362 | 4176 | if (attr->qp_access_flags & IB_ACCESS_REMOTE_ATOMIC) { |
---|
3363 | | - if (!mlx5_ib_dc_atomic_is_supported(dev)) |
---|
| 4177 | + int atomic_mode; |
---|
| 4178 | + |
---|
| 4179 | + atomic_mode = get_atomic_mode(dev, MLX5_IB_QPT_DCT); |
---|
| 4180 | + if (atomic_mode < 0) |
---|
3364 | 4181 | return -EOPNOTSUPP; |
---|
| 4182 | + |
---|
| 4183 | + MLX5_SET(dctc, dctc, atomic_mode, atomic_mode); |
---|
3365 | 4184 | MLX5_SET(dctc, dctc, rae, 1); |
---|
3366 | | - MLX5_SET(dctc, dctc, atomic_mode, MLX5_ATOMIC_MODE_DCT_CX); |
---|
3367 | 4185 | } |
---|
3368 | 4186 | MLX5_SET(dctc, dctc, pkey_index, attr->pkey_index); |
---|
3369 | | - MLX5_SET(dctc, dctc, port, attr->port_num); |
---|
3370 | | - MLX5_SET(dctc, dctc, counter_set_id, dev->port[attr->port_num - 1].cnts.set_id); |
---|
| 4187 | + if (mlx5_lag_is_active(dev->mdev)) |
---|
| 4188 | + MLX5_SET(dctc, dctc, port, |
---|
| 4189 | + get_tx_affinity_rr(dev, udata)); |
---|
| 4190 | + else |
---|
| 4191 | + MLX5_SET(dctc, dctc, port, attr->port_num); |
---|
3371 | 4192 | |
---|
| 4193 | + set_id = mlx5_ib_get_counters_id(dev, attr->port_num - 1); |
---|
| 4194 | + MLX5_SET(dctc, dctc, counter_set_id, set_id); |
---|
3372 | 4195 | } else if (cur_state == IB_QPS_INIT && new_state == IB_QPS_RTR) { |
---|
3373 | 4196 | struct mlx5_ib_modify_qp_resp resp = {}; |
---|
3374 | | - u32 min_resp_len = offsetof(typeof(resp), dctn) + |
---|
3375 | | - sizeof(resp.dctn); |
---|
| 4197 | + u32 out[MLX5_ST_SZ_DW(create_dct_out)] = {}; |
---|
| 4198 | + u32 min_resp_len = offsetofend(typeof(resp), dctn); |
---|
3376 | 4199 | |
---|
3377 | 4200 | if (udata->outlen < min_resp_len) |
---|
3378 | 4201 | return -EINVAL; |
---|
3379 | | - resp.response_length = min_resp_len; |
---|
| 4202 | + /* |
---|
| 4203 | + * If we don't have enough space for the ECE options, |
---|
| 4204 | + * simply indicate it with resp.response_length. |
---|
| 4205 | + */ |
---|
| 4206 | + resp.response_length = (udata->outlen < sizeof(resp)) ? |
---|
| 4207 | + min_resp_len : |
---|
| 4208 | + sizeof(resp); |
---|
3380 | 4209 | |
---|
3381 | 4210 | required |= IB_QP_MIN_RNR_TIMER | IB_QP_AV | IB_QP_PATH_MTU; |
---|
3382 | 4211 | if (!is_valid_mask(attr_mask, required, 0)) |
---|
.. | .. |
---|
3390 | 4219 | if (attr->ah_attr.type == RDMA_AH_ATTR_TYPE_ROCE) |
---|
3391 | 4220 | MLX5_SET(dctc, dctc, eth_prio, attr->ah_attr.sl & 0x7); |
---|
3392 | 4221 | |
---|
3393 | | - err = mlx5_core_create_dct(dev->mdev, &qp->dct.mdct, qp->dct.in, |
---|
3394 | | - MLX5_ST_SZ_BYTES(create_dct_in)); |
---|
| 4222 | + err = mlx5_core_create_dct(dev, &qp->dct.mdct, qp->dct.in, |
---|
| 4223 | + MLX5_ST_SZ_BYTES(create_dct_in), out, |
---|
| 4224 | + sizeof(out)); |
---|
3395 | 4225 | if (err) |
---|
3396 | 4226 | return err; |
---|
3397 | 4227 | resp.dctn = qp->dct.mdct.mqp.qpn; |
---|
| 4228 | + if (MLX5_CAP_GEN(dev->mdev, ece_support)) |
---|
| 4229 | + resp.ece_options = MLX5_GET(create_dct_out, out, ece); |
---|
3398 | 4230 | err = ib_copy_to_udata(udata, &resp, resp.response_length); |
---|
3399 | 4231 | if (err) { |
---|
3400 | | - mlx5_core_destroy_dct(dev->mdev, &qp->dct.mdct); |
---|
| 4232 | + mlx5_core_destroy_dct(dev, &qp->dct.mdct); |
---|
3401 | 4233 | return err; |
---|
3402 | 4234 | } |
---|
3403 | 4235 | } else { |
---|
3404 | 4236 | mlx5_ib_warn(dev, "Modify DCT: Invalid transition from %d to %d\n", cur_state, new_state); |
---|
3405 | 4237 | return -EINVAL; |
---|
3406 | 4238 | } |
---|
3407 | | - if (err) |
---|
3408 | | - qp->state = IB_QPS_ERR; |
---|
3409 | | - else |
---|
3410 | | - qp->state = new_state; |
---|
3411 | | - return err; |
---|
| 4239 | + |
---|
| 4240 | + qp->state = new_state; |
---|
| 4241 | + return 0; |
---|
| 4242 | +} |
---|
| 4243 | + |
---|
| 4244 | +static bool mlx5_ib_modify_qp_allowed(struct mlx5_ib_dev *dev, |
---|
| 4245 | + struct mlx5_ib_qp *qp, |
---|
| 4246 | + enum ib_qp_type qp_type) |
---|
| 4247 | +{ |
---|
| 4248 | + if (dev->profile != &raw_eth_profile) |
---|
| 4249 | + return true; |
---|
| 4250 | + |
---|
| 4251 | + if (qp_type == IB_QPT_RAW_PACKET || qp_type == MLX5_IB_QPT_REG_UMR) |
---|
| 4252 | + return true; |
---|
| 4253 | + |
---|
| 4254 | + /* Internal QP used for wc testing, with NOPs in wq */ |
---|
| 4255 | + if (qp->flags & MLX5_IB_QP_CREATE_WC_TEST) |
---|
| 4256 | + return true; |
---|
| 4257 | + |
---|
| 4258 | + return false; |
---|
| 4259 | +} |
---|
| 4260 | + |
---|
| 4261 | +static int validate_rd_atomic(struct mlx5_ib_dev *dev, struct ib_qp_attr *attr, |
---|
| 4262 | + int attr_mask, enum ib_qp_type qp_type) |
---|
| 4263 | +{ |
---|
| 4264 | + int log_max_ra_res; |
---|
| 4265 | + int log_max_ra_req; |
---|
| 4266 | + |
---|
| 4267 | + if (qp_type == MLX5_IB_QPT_DCI) { |
---|
| 4268 | + log_max_ra_res = 1 << MLX5_CAP_GEN(dev->mdev, |
---|
| 4269 | + log_max_ra_res_dc); |
---|
| 4270 | + log_max_ra_req = 1 << MLX5_CAP_GEN(dev->mdev, |
---|
| 4271 | + log_max_ra_req_dc); |
---|
| 4272 | + } else { |
---|
| 4273 | + log_max_ra_res = 1 << MLX5_CAP_GEN(dev->mdev, |
---|
| 4274 | + log_max_ra_res_qp); |
---|
| 4275 | + log_max_ra_req = 1 << MLX5_CAP_GEN(dev->mdev, |
---|
| 4276 | + log_max_ra_req_qp); |
---|
| 4277 | + } |
---|
| 4278 | + |
---|
| 4279 | + if (attr_mask & IB_QP_MAX_QP_RD_ATOMIC && |
---|
| 4280 | + attr->max_rd_atomic > log_max_ra_res) { |
---|
| 4281 | + mlx5_ib_dbg(dev, "invalid max_rd_atomic value %d\n", |
---|
| 4282 | + attr->max_rd_atomic); |
---|
| 4283 | + return false; |
---|
| 4284 | + } |
---|
| 4285 | + |
---|
| 4286 | + if (attr_mask & IB_QP_MAX_DEST_RD_ATOMIC && |
---|
| 4287 | + attr->max_dest_rd_atomic > log_max_ra_req) { |
---|
| 4288 | + mlx5_ib_dbg(dev, "invalid max_dest_rd_atomic value %d\n", |
---|
| 4289 | + attr->max_dest_rd_atomic); |
---|
| 4290 | + return false; |
---|
| 4291 | + } |
---|
| 4292 | + return true; |
---|
3412 | 4293 | } |
---|
3413 | 4294 | |
---|
3414 | 4295 | int mlx5_ib_modify_qp(struct ib_qp *ibqp, struct ib_qp_attr *attr, |
---|
3415 | 4296 | int attr_mask, struct ib_udata *udata) |
---|
3416 | 4297 | { |
---|
3417 | 4298 | struct mlx5_ib_dev *dev = to_mdev(ibqp->device); |
---|
| 4299 | + struct mlx5_ib_modify_qp_resp resp = {}; |
---|
3418 | 4300 | struct mlx5_ib_qp *qp = to_mqp(ibqp); |
---|
3419 | 4301 | struct mlx5_ib_modify_qp ucmd = {}; |
---|
3420 | 4302 | enum ib_qp_type qp_type; |
---|
3421 | 4303 | enum ib_qp_state cur_state, new_state; |
---|
3422 | | - size_t required_cmd_sz; |
---|
3423 | 4304 | int err = -EINVAL; |
---|
3424 | 4305 | int port; |
---|
3425 | | - enum rdma_link_layer ll = IB_LINK_LAYER_UNSPECIFIED; |
---|
| 4306 | + |
---|
| 4307 | + if (!mlx5_ib_modify_qp_allowed(dev, qp, ibqp->qp_type)) |
---|
| 4308 | + return -EOPNOTSUPP; |
---|
3426 | 4309 | |
---|
3427 | 4310 | if (ibqp->rwq_ind_tbl) |
---|
3428 | 4311 | return -ENOSYS; |
---|
3429 | 4312 | |
---|
3430 | 4313 | if (udata && udata->inlen) { |
---|
3431 | | - required_cmd_sz = offsetof(typeof(ucmd), reserved) + |
---|
3432 | | - sizeof(ucmd.reserved); |
---|
3433 | | - if (udata->inlen < required_cmd_sz) |
---|
| 4314 | + if (udata->inlen < offsetofend(typeof(ucmd), ece_options)) |
---|
3434 | 4315 | return -EINVAL; |
---|
3435 | 4316 | |
---|
3436 | 4317 | if (udata->inlen > sizeof(ucmd) && |
---|
.. | .. |
---|
3443 | 4324 | return -EFAULT; |
---|
3444 | 4325 | |
---|
3445 | 4326 | if (ucmd.comp_mask || |
---|
3446 | | - memchr_inv(&ucmd.reserved, 0, sizeof(ucmd.reserved)) || |
---|
3447 | 4327 | memchr_inv(&ucmd.burst_info.reserved, 0, |
---|
3448 | 4328 | sizeof(ucmd.burst_info.reserved))) |
---|
3449 | 4329 | return -EOPNOTSUPP; |
---|
| 4330 | + |
---|
3450 | 4331 | } |
---|
3451 | 4332 | |
---|
3452 | 4333 | if (unlikely(ibqp->qp_type == IB_QPT_GSI)) |
---|
3453 | 4334 | return mlx5_ib_gsi_modify_qp(ibqp, attr, attr_mask); |
---|
3454 | 4335 | |
---|
3455 | | - if (ibqp->qp_type == IB_QPT_DRIVER) |
---|
3456 | | - qp_type = qp->qp_sub_type; |
---|
3457 | | - else |
---|
3458 | | - qp_type = (unlikely(ibqp->qp_type == MLX5_IB_QPT_HW_GSI)) ? |
---|
3459 | | - IB_QPT_GSI : ibqp->qp_type; |
---|
| 4336 | + qp_type = (unlikely(ibqp->qp_type == MLX5_IB_QPT_HW_GSI)) ? IB_QPT_GSI : |
---|
| 4337 | + qp->type; |
---|
3460 | 4338 | |
---|
3461 | 4339 | if (qp_type == MLX5_IB_QPT_DCT) |
---|
3462 | | - return mlx5_ib_modify_dct(ibqp, attr, attr_mask, udata); |
---|
| 4340 | + return mlx5_ib_modify_dct(ibqp, attr, attr_mask, &ucmd, udata); |
---|
3463 | 4341 | |
---|
3464 | 4342 | mutex_lock(&qp->mutex); |
---|
3465 | 4343 | |
---|
.. | .. |
---|
3468 | 4346 | |
---|
3469 | 4347 | if (!(cur_state == new_state && cur_state == IB_QPS_RESET)) { |
---|
3470 | 4348 | port = attr_mask & IB_QP_PORT ? attr->port_num : qp->port; |
---|
3471 | | - ll = dev->ib_dev.get_link_layer(&dev->ib_dev, port); |
---|
3472 | 4349 | } |
---|
3473 | 4350 | |
---|
3474 | | - if (qp->flags & MLX5_IB_QP_UNDERLAY) { |
---|
| 4351 | + if (qp->flags & IB_QP_CREATE_SOURCE_QPN) { |
---|
3475 | 4352 | if (attr_mask & ~(IB_QP_STATE | IB_QP_CUR_STATE)) { |
---|
3476 | 4353 | mlx5_ib_dbg(dev, "invalid attr_mask 0x%x when underlay QP is used\n", |
---|
3477 | 4354 | attr_mask); |
---|
.. | .. |
---|
3479 | 4356 | } |
---|
3480 | 4357 | } else if (qp_type != MLX5_IB_QPT_REG_UMR && |
---|
3481 | 4358 | qp_type != MLX5_IB_QPT_DCI && |
---|
3482 | | - !ib_modify_qp_is_ok(cur_state, new_state, qp_type, attr_mask, ll)) { |
---|
| 4359 | + !ib_modify_qp_is_ok(cur_state, new_state, qp_type, |
---|
| 4360 | + attr_mask)) { |
---|
3483 | 4361 | mlx5_ib_dbg(dev, "invalid QP state transition from %d to %d, qp_type %d, attr_mask 0x%x\n", |
---|
3484 | 4362 | cur_state, new_state, ibqp->qp_type, attr_mask); |
---|
3485 | 4363 | goto out; |
---|
.. | .. |
---|
3508 | 4386 | } |
---|
3509 | 4387 | } |
---|
3510 | 4388 | |
---|
3511 | | - if (attr_mask & IB_QP_MAX_QP_RD_ATOMIC && |
---|
3512 | | - attr->max_rd_atomic > |
---|
3513 | | - (1 << MLX5_CAP_GEN(dev->mdev, log_max_ra_res_qp))) { |
---|
3514 | | - mlx5_ib_dbg(dev, "invalid max_rd_atomic value %d\n", |
---|
3515 | | - attr->max_rd_atomic); |
---|
| 4389 | + if (!validate_rd_atomic(dev, attr, attr_mask, qp_type)) |
---|
3516 | 4390 | goto out; |
---|
3517 | | - } |
---|
3518 | | - |
---|
3519 | | - if (attr_mask & IB_QP_MAX_DEST_RD_ATOMIC && |
---|
3520 | | - attr->max_dest_rd_atomic > |
---|
3521 | | - (1 << MLX5_CAP_GEN(dev->mdev, log_max_ra_req_qp))) { |
---|
3522 | | - mlx5_ib_dbg(dev, "invalid max_dest_rd_atomic value %d\n", |
---|
3523 | | - attr->max_dest_rd_atomic); |
---|
3524 | | - goto out; |
---|
3525 | | - } |
---|
3526 | 4391 | |
---|
3527 | 4392 | if (cur_state == new_state && cur_state == IB_QPS_RESET) { |
---|
3528 | 4393 | err = 0; |
---|
.. | .. |
---|
3530 | 4395 | } |
---|
3531 | 4396 | |
---|
3532 | 4397 | err = __mlx5_ib_modify_qp(ibqp, attr, attr_mask, cur_state, |
---|
3533 | | - new_state, &ucmd); |
---|
| 4398 | + new_state, &ucmd, &resp, udata); |
---|
| 4399 | + |
---|
| 4400 | + /* resp.response_length is set in ECE supported flows only */ |
---|
| 4401 | + if (!err && resp.response_length && |
---|
| 4402 | + udata->outlen >= resp.response_length) |
---|
| 4403 | + /* Return -EFAULT to the user and expect him to destroy QP. */ |
---|
| 4404 | + err = ib_copy_to_udata(udata, &resp, resp.response_length); |
---|
3534 | 4405 | |
---|
3535 | 4406 | out: |
---|
3536 | 4407 | mutex_unlock(&qp->mutex); |
---|
3537 | 4408 | return err; |
---|
3538 | | -} |
---|
3539 | | - |
---|
3540 | | -static int mlx5_wq_overflow(struct mlx5_ib_wq *wq, int nreq, struct ib_cq *ib_cq) |
---|
3541 | | -{ |
---|
3542 | | - struct mlx5_ib_cq *cq; |
---|
3543 | | - unsigned cur; |
---|
3544 | | - |
---|
3545 | | - cur = wq->head - wq->tail; |
---|
3546 | | - if (likely(cur + nreq < wq->max_post)) |
---|
3547 | | - return 0; |
---|
3548 | | - |
---|
3549 | | - cq = to_mcq(ib_cq); |
---|
3550 | | - spin_lock(&cq->lock); |
---|
3551 | | - cur = wq->head - wq->tail; |
---|
3552 | | - spin_unlock(&cq->lock); |
---|
3553 | | - |
---|
3554 | | - return cur + nreq >= wq->max_post; |
---|
3555 | | -} |
---|
3556 | | - |
---|
3557 | | -static __always_inline void set_raddr_seg(struct mlx5_wqe_raddr_seg *rseg, |
---|
3558 | | - u64 remote_addr, u32 rkey) |
---|
3559 | | -{ |
---|
3560 | | - rseg->raddr = cpu_to_be64(remote_addr); |
---|
3561 | | - rseg->rkey = cpu_to_be32(rkey); |
---|
3562 | | - rseg->reserved = 0; |
---|
3563 | | -} |
---|
3564 | | - |
---|
3565 | | -static void *set_eth_seg(struct mlx5_wqe_eth_seg *eseg, |
---|
3566 | | - const struct ib_send_wr *wr, void *qend, |
---|
3567 | | - struct mlx5_ib_qp *qp, int *size) |
---|
3568 | | -{ |
---|
3569 | | - void *seg = eseg; |
---|
3570 | | - |
---|
3571 | | - memset(eseg, 0, sizeof(struct mlx5_wqe_eth_seg)); |
---|
3572 | | - |
---|
3573 | | - if (wr->send_flags & IB_SEND_IP_CSUM) |
---|
3574 | | - eseg->cs_flags = MLX5_ETH_WQE_L3_CSUM | |
---|
3575 | | - MLX5_ETH_WQE_L4_CSUM; |
---|
3576 | | - |
---|
3577 | | - seg += sizeof(struct mlx5_wqe_eth_seg); |
---|
3578 | | - *size += sizeof(struct mlx5_wqe_eth_seg) / 16; |
---|
3579 | | - |
---|
3580 | | - if (wr->opcode == IB_WR_LSO) { |
---|
3581 | | - struct ib_ud_wr *ud_wr = container_of(wr, struct ib_ud_wr, wr); |
---|
3582 | | - int size_of_inl_hdr_start = sizeof(eseg->inline_hdr.start); |
---|
3583 | | - u64 left, leftlen, copysz; |
---|
3584 | | - void *pdata = ud_wr->header; |
---|
3585 | | - |
---|
3586 | | - left = ud_wr->hlen; |
---|
3587 | | - eseg->mss = cpu_to_be16(ud_wr->mss); |
---|
3588 | | - eseg->inline_hdr.sz = cpu_to_be16(left); |
---|
3589 | | - |
---|
3590 | | - /* |
---|
3591 | | - * check if there is space till the end of queue, if yes, |
---|
3592 | | - * copy all in one shot, otherwise copy till the end of queue, |
---|
3593 | | - * rollback and than the copy the left |
---|
3594 | | - */ |
---|
3595 | | - leftlen = qend - (void *)eseg->inline_hdr.start; |
---|
3596 | | - copysz = min_t(u64, leftlen, left); |
---|
3597 | | - |
---|
3598 | | - memcpy(seg - size_of_inl_hdr_start, pdata, copysz); |
---|
3599 | | - |
---|
3600 | | - if (likely(copysz > size_of_inl_hdr_start)) { |
---|
3601 | | - seg += ALIGN(copysz - size_of_inl_hdr_start, 16); |
---|
3602 | | - *size += ALIGN(copysz - size_of_inl_hdr_start, 16) / 16; |
---|
3603 | | - } |
---|
3604 | | - |
---|
3605 | | - if (unlikely(copysz < left)) { /* the last wqe in the queue */ |
---|
3606 | | - seg = mlx5_get_send_wqe(qp, 0); |
---|
3607 | | - left -= copysz; |
---|
3608 | | - pdata += copysz; |
---|
3609 | | - memcpy(seg, pdata, left); |
---|
3610 | | - seg += ALIGN(left, 16); |
---|
3611 | | - *size += ALIGN(left, 16) / 16; |
---|
3612 | | - } |
---|
3613 | | - } |
---|
3614 | | - |
---|
3615 | | - return seg; |
---|
3616 | | -} |
---|
3617 | | - |
---|
3618 | | -static void set_datagram_seg(struct mlx5_wqe_datagram_seg *dseg, |
---|
3619 | | - const struct ib_send_wr *wr) |
---|
3620 | | -{ |
---|
3621 | | - memcpy(&dseg->av, &to_mah(ud_wr(wr)->ah)->av, sizeof(struct mlx5_av)); |
---|
3622 | | - dseg->av.dqp_dct = cpu_to_be32(ud_wr(wr)->remote_qpn | MLX5_EXTENDED_UD_AV); |
---|
3623 | | - dseg->av.key.qkey.qkey = cpu_to_be32(ud_wr(wr)->remote_qkey); |
---|
3624 | | -} |
---|
3625 | | - |
---|
3626 | | -static void set_data_ptr_seg(struct mlx5_wqe_data_seg *dseg, struct ib_sge *sg) |
---|
3627 | | -{ |
---|
3628 | | - dseg->byte_count = cpu_to_be32(sg->length); |
---|
3629 | | - dseg->lkey = cpu_to_be32(sg->lkey); |
---|
3630 | | - dseg->addr = cpu_to_be64(sg->addr); |
---|
3631 | | -} |
---|
3632 | | - |
---|
3633 | | -static u64 get_xlt_octo(u64 bytes) |
---|
3634 | | -{ |
---|
3635 | | - return ALIGN(bytes, MLX5_IB_UMR_XLT_ALIGNMENT) / |
---|
3636 | | - MLX5_IB_UMR_OCTOWORD; |
---|
3637 | | -} |
---|
3638 | | - |
---|
3639 | | -static __be64 frwr_mkey_mask(void) |
---|
3640 | | -{ |
---|
3641 | | - u64 result; |
---|
3642 | | - |
---|
3643 | | - result = MLX5_MKEY_MASK_LEN | |
---|
3644 | | - MLX5_MKEY_MASK_PAGE_SIZE | |
---|
3645 | | - MLX5_MKEY_MASK_START_ADDR | |
---|
3646 | | - MLX5_MKEY_MASK_EN_RINVAL | |
---|
3647 | | - MLX5_MKEY_MASK_KEY | |
---|
3648 | | - MLX5_MKEY_MASK_LR | |
---|
3649 | | - MLX5_MKEY_MASK_LW | |
---|
3650 | | - MLX5_MKEY_MASK_RR | |
---|
3651 | | - MLX5_MKEY_MASK_RW | |
---|
3652 | | - MLX5_MKEY_MASK_A | |
---|
3653 | | - MLX5_MKEY_MASK_SMALL_FENCE | |
---|
3654 | | - MLX5_MKEY_MASK_FREE; |
---|
3655 | | - |
---|
3656 | | - return cpu_to_be64(result); |
---|
3657 | | -} |
---|
3658 | | - |
---|
3659 | | -static __be64 sig_mkey_mask(void) |
---|
3660 | | -{ |
---|
3661 | | - u64 result; |
---|
3662 | | - |
---|
3663 | | - result = MLX5_MKEY_MASK_LEN | |
---|
3664 | | - MLX5_MKEY_MASK_PAGE_SIZE | |
---|
3665 | | - MLX5_MKEY_MASK_START_ADDR | |
---|
3666 | | - MLX5_MKEY_MASK_EN_SIGERR | |
---|
3667 | | - MLX5_MKEY_MASK_EN_RINVAL | |
---|
3668 | | - MLX5_MKEY_MASK_KEY | |
---|
3669 | | - MLX5_MKEY_MASK_LR | |
---|
3670 | | - MLX5_MKEY_MASK_LW | |
---|
3671 | | - MLX5_MKEY_MASK_RR | |
---|
3672 | | - MLX5_MKEY_MASK_RW | |
---|
3673 | | - MLX5_MKEY_MASK_SMALL_FENCE | |
---|
3674 | | - MLX5_MKEY_MASK_FREE | |
---|
3675 | | - MLX5_MKEY_MASK_BSF_EN; |
---|
3676 | | - |
---|
3677 | | - return cpu_to_be64(result); |
---|
3678 | | -} |
---|
3679 | | - |
---|
3680 | | -static void set_reg_umr_seg(struct mlx5_wqe_umr_ctrl_seg *umr, |
---|
3681 | | - struct mlx5_ib_mr *mr, bool umr_inline) |
---|
3682 | | -{ |
---|
3683 | | - int size = mr->ndescs * mr->desc_size; |
---|
3684 | | - |
---|
3685 | | - memset(umr, 0, sizeof(*umr)); |
---|
3686 | | - |
---|
3687 | | - umr->flags = MLX5_UMR_CHECK_NOT_FREE; |
---|
3688 | | - if (umr_inline) |
---|
3689 | | - umr->flags |= MLX5_UMR_INLINE; |
---|
3690 | | - umr->xlt_octowords = cpu_to_be16(get_xlt_octo(size)); |
---|
3691 | | - umr->mkey_mask = frwr_mkey_mask(); |
---|
3692 | | -} |
---|
3693 | | - |
---|
3694 | | -static void set_linv_umr_seg(struct mlx5_wqe_umr_ctrl_seg *umr) |
---|
3695 | | -{ |
---|
3696 | | - memset(umr, 0, sizeof(*umr)); |
---|
3697 | | - umr->mkey_mask = cpu_to_be64(MLX5_MKEY_MASK_FREE); |
---|
3698 | | - umr->flags = MLX5_UMR_INLINE; |
---|
3699 | | -} |
---|
3700 | | - |
---|
3701 | | -static __be64 get_umr_enable_mr_mask(void) |
---|
3702 | | -{ |
---|
3703 | | - u64 result; |
---|
3704 | | - |
---|
3705 | | - result = MLX5_MKEY_MASK_KEY | |
---|
3706 | | - MLX5_MKEY_MASK_FREE; |
---|
3707 | | - |
---|
3708 | | - return cpu_to_be64(result); |
---|
3709 | | -} |
---|
3710 | | - |
---|
3711 | | -static __be64 get_umr_disable_mr_mask(void) |
---|
3712 | | -{ |
---|
3713 | | - u64 result; |
---|
3714 | | - |
---|
3715 | | - result = MLX5_MKEY_MASK_FREE; |
---|
3716 | | - |
---|
3717 | | - return cpu_to_be64(result); |
---|
3718 | | -} |
---|
3719 | | - |
---|
3720 | | -static __be64 get_umr_update_translation_mask(void) |
---|
3721 | | -{ |
---|
3722 | | - u64 result; |
---|
3723 | | - |
---|
3724 | | - result = MLX5_MKEY_MASK_LEN | |
---|
3725 | | - MLX5_MKEY_MASK_PAGE_SIZE | |
---|
3726 | | - MLX5_MKEY_MASK_START_ADDR; |
---|
3727 | | - |
---|
3728 | | - return cpu_to_be64(result); |
---|
3729 | | -} |
---|
3730 | | - |
---|
3731 | | -static __be64 get_umr_update_access_mask(int atomic) |
---|
3732 | | -{ |
---|
3733 | | - u64 result; |
---|
3734 | | - |
---|
3735 | | - result = MLX5_MKEY_MASK_LR | |
---|
3736 | | - MLX5_MKEY_MASK_LW | |
---|
3737 | | - MLX5_MKEY_MASK_RR | |
---|
3738 | | - MLX5_MKEY_MASK_RW; |
---|
3739 | | - |
---|
3740 | | - if (atomic) |
---|
3741 | | - result |= MLX5_MKEY_MASK_A; |
---|
3742 | | - |
---|
3743 | | - return cpu_to_be64(result); |
---|
3744 | | -} |
---|
3745 | | - |
---|
3746 | | -static __be64 get_umr_update_pd_mask(void) |
---|
3747 | | -{ |
---|
3748 | | - u64 result; |
---|
3749 | | - |
---|
3750 | | - result = MLX5_MKEY_MASK_PD; |
---|
3751 | | - |
---|
3752 | | - return cpu_to_be64(result); |
---|
3753 | | -} |
---|
3754 | | - |
---|
3755 | | -static int umr_check_mkey_mask(struct mlx5_ib_dev *dev, u64 mask) |
---|
3756 | | -{ |
---|
3757 | | - if ((mask & MLX5_MKEY_MASK_PAGE_SIZE && |
---|
3758 | | - MLX5_CAP_GEN(dev->mdev, umr_modify_entity_size_disabled)) || |
---|
3759 | | - (mask & MLX5_MKEY_MASK_A && |
---|
3760 | | - MLX5_CAP_GEN(dev->mdev, umr_modify_atomic_disabled))) |
---|
3761 | | - return -EPERM; |
---|
3762 | | - return 0; |
---|
3763 | | -} |
---|
3764 | | - |
---|
3765 | | -static int set_reg_umr_segment(struct mlx5_ib_dev *dev, |
---|
3766 | | - struct mlx5_wqe_umr_ctrl_seg *umr, |
---|
3767 | | - const struct ib_send_wr *wr, int atomic) |
---|
3768 | | -{ |
---|
3769 | | - const struct mlx5_umr_wr *umrwr = umr_wr(wr); |
---|
3770 | | - |
---|
3771 | | - memset(umr, 0, sizeof(*umr)); |
---|
3772 | | - |
---|
3773 | | - if (!umrwr->ignore_free_state) { |
---|
3774 | | - if (wr->send_flags & MLX5_IB_SEND_UMR_FAIL_IF_FREE) |
---|
3775 | | - /* fail if free */ |
---|
3776 | | - umr->flags = MLX5_UMR_CHECK_FREE; |
---|
3777 | | - else |
---|
3778 | | - /* fail if not free */ |
---|
3779 | | - umr->flags = MLX5_UMR_CHECK_NOT_FREE; |
---|
3780 | | - } |
---|
3781 | | - |
---|
3782 | | - umr->xlt_octowords = cpu_to_be16(get_xlt_octo(umrwr->xlt_size)); |
---|
3783 | | - if (wr->send_flags & MLX5_IB_SEND_UMR_UPDATE_XLT) { |
---|
3784 | | - u64 offset = get_xlt_octo(umrwr->offset); |
---|
3785 | | - |
---|
3786 | | - umr->xlt_offset = cpu_to_be16(offset & 0xffff); |
---|
3787 | | - umr->xlt_offset_47_16 = cpu_to_be32(offset >> 16); |
---|
3788 | | - umr->flags |= MLX5_UMR_TRANSLATION_OFFSET_EN; |
---|
3789 | | - } |
---|
3790 | | - if (wr->send_flags & MLX5_IB_SEND_UMR_UPDATE_TRANSLATION) |
---|
3791 | | - umr->mkey_mask |= get_umr_update_translation_mask(); |
---|
3792 | | - if (wr->send_flags & MLX5_IB_SEND_UMR_UPDATE_PD_ACCESS) { |
---|
3793 | | - umr->mkey_mask |= get_umr_update_access_mask(atomic); |
---|
3794 | | - umr->mkey_mask |= get_umr_update_pd_mask(); |
---|
3795 | | - } |
---|
3796 | | - if (wr->send_flags & MLX5_IB_SEND_UMR_ENABLE_MR) |
---|
3797 | | - umr->mkey_mask |= get_umr_enable_mr_mask(); |
---|
3798 | | - if (wr->send_flags & MLX5_IB_SEND_UMR_DISABLE_MR) |
---|
3799 | | - umr->mkey_mask |= get_umr_disable_mr_mask(); |
---|
3800 | | - |
---|
3801 | | - if (!wr->num_sge) |
---|
3802 | | - umr->flags |= MLX5_UMR_INLINE; |
---|
3803 | | - |
---|
3804 | | - return umr_check_mkey_mask(dev, be64_to_cpu(umr->mkey_mask)); |
---|
3805 | | -} |
---|
3806 | | - |
---|
3807 | | -static u8 get_umr_flags(int acc) |
---|
3808 | | -{ |
---|
3809 | | - return (acc & IB_ACCESS_REMOTE_ATOMIC ? MLX5_PERM_ATOMIC : 0) | |
---|
3810 | | - (acc & IB_ACCESS_REMOTE_WRITE ? MLX5_PERM_REMOTE_WRITE : 0) | |
---|
3811 | | - (acc & IB_ACCESS_REMOTE_READ ? MLX5_PERM_REMOTE_READ : 0) | |
---|
3812 | | - (acc & IB_ACCESS_LOCAL_WRITE ? MLX5_PERM_LOCAL_WRITE : 0) | |
---|
3813 | | - MLX5_PERM_LOCAL_READ | MLX5_PERM_UMR_EN; |
---|
3814 | | -} |
---|
3815 | | - |
---|
3816 | | -static void set_reg_mkey_seg(struct mlx5_mkey_seg *seg, |
---|
3817 | | - struct mlx5_ib_mr *mr, |
---|
3818 | | - u32 key, int access) |
---|
3819 | | -{ |
---|
3820 | | - int ndescs = ALIGN(mr->ndescs, 8) >> 1; |
---|
3821 | | - |
---|
3822 | | - memset(seg, 0, sizeof(*seg)); |
---|
3823 | | - |
---|
3824 | | - if (mr->access_mode == MLX5_MKC_ACCESS_MODE_MTT) |
---|
3825 | | - seg->log2_page_size = ilog2(mr->ibmr.page_size); |
---|
3826 | | - else if (mr->access_mode == MLX5_MKC_ACCESS_MODE_KLMS) |
---|
3827 | | - /* KLMs take twice the size of MTTs */ |
---|
3828 | | - ndescs *= 2; |
---|
3829 | | - |
---|
3830 | | - seg->flags = get_umr_flags(access) | mr->access_mode; |
---|
3831 | | - seg->qpn_mkey7_0 = cpu_to_be32((key & 0xff) | 0xffffff00); |
---|
3832 | | - seg->flags_pd = cpu_to_be32(MLX5_MKEY_REMOTE_INVAL); |
---|
3833 | | - seg->start_addr = cpu_to_be64(mr->ibmr.iova); |
---|
3834 | | - seg->len = cpu_to_be64(mr->ibmr.length); |
---|
3835 | | - seg->xlt_oct_size = cpu_to_be32(ndescs); |
---|
3836 | | -} |
---|
3837 | | - |
---|
3838 | | -static void set_linv_mkey_seg(struct mlx5_mkey_seg *seg) |
---|
3839 | | -{ |
---|
3840 | | - memset(seg, 0, sizeof(*seg)); |
---|
3841 | | - seg->status = MLX5_MKEY_STATUS_FREE; |
---|
3842 | | -} |
---|
3843 | | - |
---|
3844 | | -static void set_reg_mkey_segment(struct mlx5_mkey_seg *seg, |
---|
3845 | | - const struct ib_send_wr *wr) |
---|
3846 | | -{ |
---|
3847 | | - const struct mlx5_umr_wr *umrwr = umr_wr(wr); |
---|
3848 | | - |
---|
3849 | | - memset(seg, 0, sizeof(*seg)); |
---|
3850 | | - if (wr->send_flags & MLX5_IB_SEND_UMR_DISABLE_MR) |
---|
3851 | | - seg->status = MLX5_MKEY_STATUS_FREE; |
---|
3852 | | - |
---|
3853 | | - seg->flags = convert_access(umrwr->access_flags); |
---|
3854 | | - if (umrwr->pd) |
---|
3855 | | - seg->flags_pd = cpu_to_be32(to_mpd(umrwr->pd)->pdn); |
---|
3856 | | - if (wr->send_flags & MLX5_IB_SEND_UMR_UPDATE_TRANSLATION && |
---|
3857 | | - !umrwr->length) |
---|
3858 | | - seg->flags_pd |= cpu_to_be32(MLX5_MKEY_LEN64); |
---|
3859 | | - |
---|
3860 | | - seg->start_addr = cpu_to_be64(umrwr->virt_addr); |
---|
3861 | | - seg->len = cpu_to_be64(umrwr->length); |
---|
3862 | | - seg->log2_page_size = umrwr->page_shift; |
---|
3863 | | - seg->qpn_mkey7_0 = cpu_to_be32(0xffffff00 | |
---|
3864 | | - mlx5_mkey_variant(umrwr->mkey)); |
---|
3865 | | -} |
---|
3866 | | - |
---|
3867 | | -static void set_reg_data_seg(struct mlx5_wqe_data_seg *dseg, |
---|
3868 | | - struct mlx5_ib_mr *mr, |
---|
3869 | | - struct mlx5_ib_pd *pd) |
---|
3870 | | -{ |
---|
3871 | | - int bcount = mr->desc_size * mr->ndescs; |
---|
3872 | | - |
---|
3873 | | - dseg->addr = cpu_to_be64(mr->desc_map); |
---|
3874 | | - dseg->byte_count = cpu_to_be32(ALIGN(bcount, 64)); |
---|
3875 | | - dseg->lkey = cpu_to_be32(pd->ibpd.local_dma_lkey); |
---|
3876 | | -} |
---|
3877 | | - |
---|
3878 | | -static void set_reg_umr_inline_seg(void *seg, struct mlx5_ib_qp *qp, |
---|
3879 | | - struct mlx5_ib_mr *mr, int mr_list_size) |
---|
3880 | | -{ |
---|
3881 | | - void *qend = qp->sq.qend; |
---|
3882 | | - void *addr = mr->descs; |
---|
3883 | | - int copy; |
---|
3884 | | - |
---|
3885 | | - if (unlikely(seg + mr_list_size > qend)) { |
---|
3886 | | - copy = qend - seg; |
---|
3887 | | - memcpy(seg, addr, copy); |
---|
3888 | | - addr += copy; |
---|
3889 | | - mr_list_size -= copy; |
---|
3890 | | - seg = mlx5_get_send_wqe(qp, 0); |
---|
3891 | | - } |
---|
3892 | | - memcpy(seg, addr, mr_list_size); |
---|
3893 | | - seg += mr_list_size; |
---|
3894 | | -} |
---|
3895 | | - |
---|
3896 | | -static __be32 send_ieth(const struct ib_send_wr *wr) |
---|
3897 | | -{ |
---|
3898 | | - switch (wr->opcode) { |
---|
3899 | | - case IB_WR_SEND_WITH_IMM: |
---|
3900 | | - case IB_WR_RDMA_WRITE_WITH_IMM: |
---|
3901 | | - return wr->ex.imm_data; |
---|
3902 | | - |
---|
3903 | | - case IB_WR_SEND_WITH_INV: |
---|
3904 | | - return cpu_to_be32(wr->ex.invalidate_rkey); |
---|
3905 | | - |
---|
3906 | | - default: |
---|
3907 | | - return 0; |
---|
3908 | | - } |
---|
3909 | | -} |
---|
3910 | | - |
---|
3911 | | -static u8 calc_sig(void *wqe, int size) |
---|
3912 | | -{ |
---|
3913 | | - u8 *p = wqe; |
---|
3914 | | - u8 res = 0; |
---|
3915 | | - int i; |
---|
3916 | | - |
---|
3917 | | - for (i = 0; i < size; i++) |
---|
3918 | | - res ^= p[i]; |
---|
3919 | | - |
---|
3920 | | - return ~res; |
---|
3921 | | -} |
---|
3922 | | - |
---|
3923 | | -static u8 wq_sig(void *wqe) |
---|
3924 | | -{ |
---|
3925 | | - return calc_sig(wqe, (*((u8 *)wqe + 8) & 0x3f) << 4); |
---|
3926 | | -} |
---|
3927 | | - |
---|
3928 | | -static int set_data_inl_seg(struct mlx5_ib_qp *qp, const struct ib_send_wr *wr, |
---|
3929 | | - void *wqe, int *sz) |
---|
3930 | | -{ |
---|
3931 | | - struct mlx5_wqe_inline_seg *seg; |
---|
3932 | | - void *qend = qp->sq.qend; |
---|
3933 | | - void *addr; |
---|
3934 | | - int inl = 0; |
---|
3935 | | - int copy; |
---|
3936 | | - int len; |
---|
3937 | | - int i; |
---|
3938 | | - |
---|
3939 | | - seg = wqe; |
---|
3940 | | - wqe += sizeof(*seg); |
---|
3941 | | - for (i = 0; i < wr->num_sge; i++) { |
---|
3942 | | - addr = (void *)(unsigned long)(wr->sg_list[i].addr); |
---|
3943 | | - len = wr->sg_list[i].length; |
---|
3944 | | - inl += len; |
---|
3945 | | - |
---|
3946 | | - if (unlikely(inl > qp->max_inline_data)) |
---|
3947 | | - return -ENOMEM; |
---|
3948 | | - |
---|
3949 | | - if (unlikely(wqe + len > qend)) { |
---|
3950 | | - copy = qend - wqe; |
---|
3951 | | - memcpy(wqe, addr, copy); |
---|
3952 | | - addr += copy; |
---|
3953 | | - len -= copy; |
---|
3954 | | - wqe = mlx5_get_send_wqe(qp, 0); |
---|
3955 | | - } |
---|
3956 | | - memcpy(wqe, addr, len); |
---|
3957 | | - wqe += len; |
---|
3958 | | - } |
---|
3959 | | - |
---|
3960 | | - seg->byte_count = cpu_to_be32(inl | MLX5_INLINE_SEG); |
---|
3961 | | - |
---|
3962 | | - *sz = ALIGN(inl + sizeof(seg->byte_count), 16) / 16; |
---|
3963 | | - |
---|
3964 | | - return 0; |
---|
3965 | | -} |
---|
3966 | | - |
---|
3967 | | -static u16 prot_field_size(enum ib_signature_type type) |
---|
3968 | | -{ |
---|
3969 | | - switch (type) { |
---|
3970 | | - case IB_SIG_TYPE_T10_DIF: |
---|
3971 | | - return MLX5_DIF_SIZE; |
---|
3972 | | - default: |
---|
3973 | | - return 0; |
---|
3974 | | - } |
---|
3975 | | -} |
---|
3976 | | - |
---|
3977 | | -static u8 bs_selector(int block_size) |
---|
3978 | | -{ |
---|
3979 | | - switch (block_size) { |
---|
3980 | | - case 512: return 0x1; |
---|
3981 | | - case 520: return 0x2; |
---|
3982 | | - case 4096: return 0x3; |
---|
3983 | | - case 4160: return 0x4; |
---|
3984 | | - case 1073741824: return 0x5; |
---|
3985 | | - default: return 0; |
---|
3986 | | - } |
---|
3987 | | -} |
---|
3988 | | - |
---|
3989 | | -static void mlx5_fill_inl_bsf(struct ib_sig_domain *domain, |
---|
3990 | | - struct mlx5_bsf_inl *inl) |
---|
3991 | | -{ |
---|
3992 | | - /* Valid inline section and allow BSF refresh */ |
---|
3993 | | - inl->vld_refresh = cpu_to_be16(MLX5_BSF_INL_VALID | |
---|
3994 | | - MLX5_BSF_REFRESH_DIF); |
---|
3995 | | - inl->dif_apptag = cpu_to_be16(domain->sig.dif.app_tag); |
---|
3996 | | - inl->dif_reftag = cpu_to_be32(domain->sig.dif.ref_tag); |
---|
3997 | | - /* repeating block */ |
---|
3998 | | - inl->rp_inv_seed = MLX5_BSF_REPEAT_BLOCK; |
---|
3999 | | - inl->sig_type = domain->sig.dif.bg_type == IB_T10DIF_CRC ? |
---|
4000 | | - MLX5_DIF_CRC : MLX5_DIF_IPCS; |
---|
4001 | | - |
---|
4002 | | - if (domain->sig.dif.ref_remap) |
---|
4003 | | - inl->dif_inc_ref_guard_check |= MLX5_BSF_INC_REFTAG; |
---|
4004 | | - |
---|
4005 | | - if (domain->sig.dif.app_escape) { |
---|
4006 | | - if (domain->sig.dif.ref_escape) |
---|
4007 | | - inl->dif_inc_ref_guard_check |= MLX5_BSF_APPREF_ESCAPE; |
---|
4008 | | - else |
---|
4009 | | - inl->dif_inc_ref_guard_check |= MLX5_BSF_APPTAG_ESCAPE; |
---|
4010 | | - } |
---|
4011 | | - |
---|
4012 | | - inl->dif_app_bitmask_check = |
---|
4013 | | - cpu_to_be16(domain->sig.dif.apptag_check_mask); |
---|
4014 | | -} |
---|
4015 | | - |
---|
4016 | | -static int mlx5_set_bsf(struct ib_mr *sig_mr, |
---|
4017 | | - struct ib_sig_attrs *sig_attrs, |
---|
4018 | | - struct mlx5_bsf *bsf, u32 data_size) |
---|
4019 | | -{ |
---|
4020 | | - struct mlx5_core_sig_ctx *msig = to_mmr(sig_mr)->sig; |
---|
4021 | | - struct mlx5_bsf_basic *basic = &bsf->basic; |
---|
4022 | | - struct ib_sig_domain *mem = &sig_attrs->mem; |
---|
4023 | | - struct ib_sig_domain *wire = &sig_attrs->wire; |
---|
4024 | | - |
---|
4025 | | - memset(bsf, 0, sizeof(*bsf)); |
---|
4026 | | - |
---|
4027 | | - /* Basic + Extended + Inline */ |
---|
4028 | | - basic->bsf_size_sbs = 1 << 7; |
---|
4029 | | - /* Input domain check byte mask */ |
---|
4030 | | - basic->check_byte_mask = sig_attrs->check_mask; |
---|
4031 | | - basic->raw_data_size = cpu_to_be32(data_size); |
---|
4032 | | - |
---|
4033 | | - /* Memory domain */ |
---|
4034 | | - switch (sig_attrs->mem.sig_type) { |
---|
4035 | | - case IB_SIG_TYPE_NONE: |
---|
4036 | | - break; |
---|
4037 | | - case IB_SIG_TYPE_T10_DIF: |
---|
4038 | | - basic->mem.bs_selector = bs_selector(mem->sig.dif.pi_interval); |
---|
4039 | | - basic->m_bfs_psv = cpu_to_be32(msig->psv_memory.psv_idx); |
---|
4040 | | - mlx5_fill_inl_bsf(mem, &bsf->m_inl); |
---|
4041 | | - break; |
---|
4042 | | - default: |
---|
4043 | | - return -EINVAL; |
---|
4044 | | - } |
---|
4045 | | - |
---|
4046 | | - /* Wire domain */ |
---|
4047 | | - switch (sig_attrs->wire.sig_type) { |
---|
4048 | | - case IB_SIG_TYPE_NONE: |
---|
4049 | | - break; |
---|
4050 | | - case IB_SIG_TYPE_T10_DIF: |
---|
4051 | | - if (mem->sig.dif.pi_interval == wire->sig.dif.pi_interval && |
---|
4052 | | - mem->sig_type == wire->sig_type) { |
---|
4053 | | - /* Same block structure */ |
---|
4054 | | - basic->bsf_size_sbs |= 1 << 4; |
---|
4055 | | - if (mem->sig.dif.bg_type == wire->sig.dif.bg_type) |
---|
4056 | | - basic->wire.copy_byte_mask |= MLX5_CPY_GRD_MASK; |
---|
4057 | | - if (mem->sig.dif.app_tag == wire->sig.dif.app_tag) |
---|
4058 | | - basic->wire.copy_byte_mask |= MLX5_CPY_APP_MASK; |
---|
4059 | | - if (mem->sig.dif.ref_tag == wire->sig.dif.ref_tag) |
---|
4060 | | - basic->wire.copy_byte_mask |= MLX5_CPY_REF_MASK; |
---|
4061 | | - } else |
---|
4062 | | - basic->wire.bs_selector = bs_selector(wire->sig.dif.pi_interval); |
---|
4063 | | - |
---|
4064 | | - basic->w_bfs_psv = cpu_to_be32(msig->psv_wire.psv_idx); |
---|
4065 | | - mlx5_fill_inl_bsf(wire, &bsf->w_inl); |
---|
4066 | | - break; |
---|
4067 | | - default: |
---|
4068 | | - return -EINVAL; |
---|
4069 | | - } |
---|
4070 | | - |
---|
4071 | | - return 0; |
---|
4072 | | -} |
---|
4073 | | - |
---|
4074 | | -static int set_sig_data_segment(const struct ib_sig_handover_wr *wr, |
---|
4075 | | - struct mlx5_ib_qp *qp, void **seg, int *size) |
---|
4076 | | -{ |
---|
4077 | | - struct ib_sig_attrs *sig_attrs = wr->sig_attrs; |
---|
4078 | | - struct ib_mr *sig_mr = wr->sig_mr; |
---|
4079 | | - struct mlx5_bsf *bsf; |
---|
4080 | | - u32 data_len = wr->wr.sg_list->length; |
---|
4081 | | - u32 data_key = wr->wr.sg_list->lkey; |
---|
4082 | | - u64 data_va = wr->wr.sg_list->addr; |
---|
4083 | | - int ret; |
---|
4084 | | - int wqe_size; |
---|
4085 | | - |
---|
4086 | | - if (!wr->prot || |
---|
4087 | | - (data_key == wr->prot->lkey && |
---|
4088 | | - data_va == wr->prot->addr && |
---|
4089 | | - data_len == wr->prot->length)) { |
---|
4090 | | - /** |
---|
4091 | | - * Source domain doesn't contain signature information |
---|
4092 | | - * or data and protection are interleaved in memory. |
---|
4093 | | - * So need construct: |
---|
4094 | | - * ------------------ |
---|
4095 | | - * | data_klm | |
---|
4096 | | - * ------------------ |
---|
4097 | | - * | BSF | |
---|
4098 | | - * ------------------ |
---|
4099 | | - **/ |
---|
4100 | | - struct mlx5_klm *data_klm = *seg; |
---|
4101 | | - |
---|
4102 | | - data_klm->bcount = cpu_to_be32(data_len); |
---|
4103 | | - data_klm->key = cpu_to_be32(data_key); |
---|
4104 | | - data_klm->va = cpu_to_be64(data_va); |
---|
4105 | | - wqe_size = ALIGN(sizeof(*data_klm), 64); |
---|
4106 | | - } else { |
---|
4107 | | - /** |
---|
4108 | | - * Source domain contains signature information |
---|
4109 | | - * So need construct a strided block format: |
---|
4110 | | - * --------------------------- |
---|
4111 | | - * | stride_block_ctrl | |
---|
4112 | | - * --------------------------- |
---|
4113 | | - * | data_klm | |
---|
4114 | | - * --------------------------- |
---|
4115 | | - * | prot_klm | |
---|
4116 | | - * --------------------------- |
---|
4117 | | - * | BSF | |
---|
4118 | | - * --------------------------- |
---|
4119 | | - **/ |
---|
4120 | | - struct mlx5_stride_block_ctrl_seg *sblock_ctrl; |
---|
4121 | | - struct mlx5_stride_block_entry *data_sentry; |
---|
4122 | | - struct mlx5_stride_block_entry *prot_sentry; |
---|
4123 | | - u32 prot_key = wr->prot->lkey; |
---|
4124 | | - u64 prot_va = wr->prot->addr; |
---|
4125 | | - u16 block_size = sig_attrs->mem.sig.dif.pi_interval; |
---|
4126 | | - int prot_size; |
---|
4127 | | - |
---|
4128 | | - sblock_ctrl = *seg; |
---|
4129 | | - data_sentry = (void *)sblock_ctrl + sizeof(*sblock_ctrl); |
---|
4130 | | - prot_sentry = (void *)data_sentry + sizeof(*data_sentry); |
---|
4131 | | - |
---|
4132 | | - prot_size = prot_field_size(sig_attrs->mem.sig_type); |
---|
4133 | | - if (!prot_size) { |
---|
4134 | | - pr_err("Bad block size given: %u\n", block_size); |
---|
4135 | | - return -EINVAL; |
---|
4136 | | - } |
---|
4137 | | - sblock_ctrl->bcount_per_cycle = cpu_to_be32(block_size + |
---|
4138 | | - prot_size); |
---|
4139 | | - sblock_ctrl->op = cpu_to_be32(MLX5_STRIDE_BLOCK_OP); |
---|
4140 | | - sblock_ctrl->repeat_count = cpu_to_be32(data_len / block_size); |
---|
4141 | | - sblock_ctrl->num_entries = cpu_to_be16(2); |
---|
4142 | | - |
---|
4143 | | - data_sentry->bcount = cpu_to_be16(block_size); |
---|
4144 | | - data_sentry->key = cpu_to_be32(data_key); |
---|
4145 | | - data_sentry->va = cpu_to_be64(data_va); |
---|
4146 | | - data_sentry->stride = cpu_to_be16(block_size); |
---|
4147 | | - |
---|
4148 | | - prot_sentry->bcount = cpu_to_be16(prot_size); |
---|
4149 | | - prot_sentry->key = cpu_to_be32(prot_key); |
---|
4150 | | - prot_sentry->va = cpu_to_be64(prot_va); |
---|
4151 | | - prot_sentry->stride = cpu_to_be16(prot_size); |
---|
4152 | | - |
---|
4153 | | - wqe_size = ALIGN(sizeof(*sblock_ctrl) + sizeof(*data_sentry) + |
---|
4154 | | - sizeof(*prot_sentry), 64); |
---|
4155 | | - } |
---|
4156 | | - |
---|
4157 | | - *seg += wqe_size; |
---|
4158 | | - *size += wqe_size / 16; |
---|
4159 | | - if (unlikely((*seg == qp->sq.qend))) |
---|
4160 | | - *seg = mlx5_get_send_wqe(qp, 0); |
---|
4161 | | - |
---|
4162 | | - bsf = *seg; |
---|
4163 | | - ret = mlx5_set_bsf(sig_mr, sig_attrs, bsf, data_len); |
---|
4164 | | - if (ret) |
---|
4165 | | - return -EINVAL; |
---|
4166 | | - |
---|
4167 | | - *seg += sizeof(*bsf); |
---|
4168 | | - *size += sizeof(*bsf) / 16; |
---|
4169 | | - if (unlikely((*seg == qp->sq.qend))) |
---|
4170 | | - *seg = mlx5_get_send_wqe(qp, 0); |
---|
4171 | | - |
---|
4172 | | - return 0; |
---|
4173 | | -} |
---|
4174 | | - |
---|
4175 | | -static void set_sig_mkey_segment(struct mlx5_mkey_seg *seg, |
---|
4176 | | - const struct ib_sig_handover_wr *wr, u32 size, |
---|
4177 | | - u32 length, u32 pdn) |
---|
4178 | | -{ |
---|
4179 | | - struct ib_mr *sig_mr = wr->sig_mr; |
---|
4180 | | - u32 sig_key = sig_mr->rkey; |
---|
4181 | | - u8 sigerr = to_mmr(sig_mr)->sig->sigerr_count & 1; |
---|
4182 | | - |
---|
4183 | | - memset(seg, 0, sizeof(*seg)); |
---|
4184 | | - |
---|
4185 | | - seg->flags = get_umr_flags(wr->access_flags) | |
---|
4186 | | - MLX5_MKC_ACCESS_MODE_KLMS; |
---|
4187 | | - seg->qpn_mkey7_0 = cpu_to_be32((sig_key & 0xff) | 0xffffff00); |
---|
4188 | | - seg->flags_pd = cpu_to_be32(MLX5_MKEY_REMOTE_INVAL | sigerr << 26 | |
---|
4189 | | - MLX5_MKEY_BSF_EN | pdn); |
---|
4190 | | - seg->len = cpu_to_be64(length); |
---|
4191 | | - seg->xlt_oct_size = cpu_to_be32(get_xlt_octo(size)); |
---|
4192 | | - seg->bsfs_octo_size = cpu_to_be32(MLX5_MKEY_BSF_OCTO_SIZE); |
---|
4193 | | -} |
---|
4194 | | - |
---|
4195 | | -static void set_sig_umr_segment(struct mlx5_wqe_umr_ctrl_seg *umr, |
---|
4196 | | - u32 size) |
---|
4197 | | -{ |
---|
4198 | | - memset(umr, 0, sizeof(*umr)); |
---|
4199 | | - |
---|
4200 | | - umr->flags = MLX5_FLAGS_INLINE | MLX5_FLAGS_CHECK_FREE; |
---|
4201 | | - umr->xlt_octowords = cpu_to_be16(get_xlt_octo(size)); |
---|
4202 | | - umr->bsf_octowords = cpu_to_be16(MLX5_MKEY_BSF_OCTO_SIZE); |
---|
4203 | | - umr->mkey_mask = sig_mkey_mask(); |
---|
4204 | | -} |
---|
4205 | | - |
---|
4206 | | - |
---|
4207 | | -static int set_sig_umr_wr(const struct ib_send_wr *send_wr, |
---|
4208 | | - struct mlx5_ib_qp *qp, void **seg, int *size) |
---|
4209 | | -{ |
---|
4210 | | - const struct ib_sig_handover_wr *wr = sig_handover_wr(send_wr); |
---|
4211 | | - struct mlx5_ib_mr *sig_mr = to_mmr(wr->sig_mr); |
---|
4212 | | - u32 pdn = get_pd(qp)->pdn; |
---|
4213 | | - u32 xlt_size; |
---|
4214 | | - int region_len, ret; |
---|
4215 | | - |
---|
4216 | | - if (unlikely(wr->wr.num_sge != 1) || |
---|
4217 | | - unlikely(wr->access_flags & IB_ACCESS_REMOTE_ATOMIC) || |
---|
4218 | | - unlikely(!sig_mr->sig) || unlikely(!qp->signature_en) || |
---|
4219 | | - unlikely(!sig_mr->sig->sig_status_checked)) |
---|
4220 | | - return -EINVAL; |
---|
4221 | | - |
---|
4222 | | - /* length of the protected region, data + protection */ |
---|
4223 | | - region_len = wr->wr.sg_list->length; |
---|
4224 | | - if (wr->prot && |
---|
4225 | | - (wr->prot->lkey != wr->wr.sg_list->lkey || |
---|
4226 | | - wr->prot->addr != wr->wr.sg_list->addr || |
---|
4227 | | - wr->prot->length != wr->wr.sg_list->length)) |
---|
4228 | | - region_len += wr->prot->length; |
---|
4229 | | - |
---|
4230 | | - /** |
---|
4231 | | - * KLM octoword size - if protection was provided |
---|
4232 | | - * then we use strided block format (3 octowords), |
---|
4233 | | - * else we use single KLM (1 octoword) |
---|
4234 | | - **/ |
---|
4235 | | - xlt_size = wr->prot ? 0x30 : sizeof(struct mlx5_klm); |
---|
4236 | | - |
---|
4237 | | - set_sig_umr_segment(*seg, xlt_size); |
---|
4238 | | - *seg += sizeof(struct mlx5_wqe_umr_ctrl_seg); |
---|
4239 | | - *size += sizeof(struct mlx5_wqe_umr_ctrl_seg) / 16; |
---|
4240 | | - if (unlikely((*seg == qp->sq.qend))) |
---|
4241 | | - *seg = mlx5_get_send_wqe(qp, 0); |
---|
4242 | | - |
---|
4243 | | - set_sig_mkey_segment(*seg, wr, xlt_size, region_len, pdn); |
---|
4244 | | - *seg += sizeof(struct mlx5_mkey_seg); |
---|
4245 | | - *size += sizeof(struct mlx5_mkey_seg) / 16; |
---|
4246 | | - if (unlikely((*seg == qp->sq.qend))) |
---|
4247 | | - *seg = mlx5_get_send_wqe(qp, 0); |
---|
4248 | | - |
---|
4249 | | - ret = set_sig_data_segment(wr, qp, seg, size); |
---|
4250 | | - if (ret) |
---|
4251 | | - return ret; |
---|
4252 | | - |
---|
4253 | | - sig_mr->sig->sig_status_checked = false; |
---|
4254 | | - return 0; |
---|
4255 | | -} |
---|
4256 | | - |
---|
4257 | | -static int set_psv_wr(struct ib_sig_domain *domain, |
---|
4258 | | - u32 psv_idx, void **seg, int *size) |
---|
4259 | | -{ |
---|
4260 | | - struct mlx5_seg_set_psv *psv_seg = *seg; |
---|
4261 | | - |
---|
4262 | | - memset(psv_seg, 0, sizeof(*psv_seg)); |
---|
4263 | | - psv_seg->psv_num = cpu_to_be32(psv_idx); |
---|
4264 | | - switch (domain->sig_type) { |
---|
4265 | | - case IB_SIG_TYPE_NONE: |
---|
4266 | | - break; |
---|
4267 | | - case IB_SIG_TYPE_T10_DIF: |
---|
4268 | | - psv_seg->transient_sig = cpu_to_be32(domain->sig.dif.bg << 16 | |
---|
4269 | | - domain->sig.dif.app_tag); |
---|
4270 | | - psv_seg->ref_tag = cpu_to_be32(domain->sig.dif.ref_tag); |
---|
4271 | | - break; |
---|
4272 | | - default: |
---|
4273 | | - pr_err("Bad signature type (%d) is given.\n", |
---|
4274 | | - domain->sig_type); |
---|
4275 | | - return -EINVAL; |
---|
4276 | | - } |
---|
4277 | | - |
---|
4278 | | - *seg += sizeof(*psv_seg); |
---|
4279 | | - *size += sizeof(*psv_seg) / 16; |
---|
4280 | | - |
---|
4281 | | - return 0; |
---|
4282 | | -} |
---|
4283 | | - |
---|
4284 | | -static int set_reg_wr(struct mlx5_ib_qp *qp, |
---|
4285 | | - const struct ib_reg_wr *wr, |
---|
4286 | | - void **seg, int *size) |
---|
4287 | | -{ |
---|
4288 | | - struct mlx5_ib_mr *mr = to_mmr(wr->mr); |
---|
4289 | | - struct mlx5_ib_pd *pd = to_mpd(qp->ibqp.pd); |
---|
4290 | | - int mr_list_size = mr->ndescs * mr->desc_size; |
---|
4291 | | - bool umr_inline = mr_list_size <= MLX5_IB_SQ_UMR_INLINE_THRESHOLD; |
---|
4292 | | - |
---|
4293 | | - if (unlikely(wr->wr.send_flags & IB_SEND_INLINE)) { |
---|
4294 | | - mlx5_ib_warn(to_mdev(qp->ibqp.device), |
---|
4295 | | - "Invalid IB_SEND_INLINE send flag\n"); |
---|
4296 | | - return -EINVAL; |
---|
4297 | | - } |
---|
4298 | | - |
---|
4299 | | - set_reg_umr_seg(*seg, mr, umr_inline); |
---|
4300 | | - *seg += sizeof(struct mlx5_wqe_umr_ctrl_seg); |
---|
4301 | | - *size += sizeof(struct mlx5_wqe_umr_ctrl_seg) / 16; |
---|
4302 | | - if (unlikely((*seg == qp->sq.qend))) |
---|
4303 | | - *seg = mlx5_get_send_wqe(qp, 0); |
---|
4304 | | - |
---|
4305 | | - set_reg_mkey_seg(*seg, mr, wr->key, wr->access); |
---|
4306 | | - *seg += sizeof(struct mlx5_mkey_seg); |
---|
4307 | | - *size += sizeof(struct mlx5_mkey_seg) / 16; |
---|
4308 | | - if (unlikely((*seg == qp->sq.qend))) |
---|
4309 | | - *seg = mlx5_get_send_wqe(qp, 0); |
---|
4310 | | - |
---|
4311 | | - if (umr_inline) { |
---|
4312 | | - set_reg_umr_inline_seg(*seg, qp, mr, mr_list_size); |
---|
4313 | | - *size += get_xlt_octo(mr_list_size); |
---|
4314 | | - } else { |
---|
4315 | | - set_reg_data_seg(*seg, mr, pd); |
---|
4316 | | - *seg += sizeof(struct mlx5_wqe_data_seg); |
---|
4317 | | - *size += (sizeof(struct mlx5_wqe_data_seg) / 16); |
---|
4318 | | - } |
---|
4319 | | - return 0; |
---|
4320 | | -} |
---|
4321 | | - |
---|
4322 | | -static void set_linv_wr(struct mlx5_ib_qp *qp, void **seg, int *size) |
---|
4323 | | -{ |
---|
4324 | | - set_linv_umr_seg(*seg); |
---|
4325 | | - *seg += sizeof(struct mlx5_wqe_umr_ctrl_seg); |
---|
4326 | | - *size += sizeof(struct mlx5_wqe_umr_ctrl_seg) / 16; |
---|
4327 | | - if (unlikely((*seg == qp->sq.qend))) |
---|
4328 | | - *seg = mlx5_get_send_wqe(qp, 0); |
---|
4329 | | - set_linv_mkey_seg(*seg); |
---|
4330 | | - *seg += sizeof(struct mlx5_mkey_seg); |
---|
4331 | | - *size += sizeof(struct mlx5_mkey_seg) / 16; |
---|
4332 | | - if (unlikely((*seg == qp->sq.qend))) |
---|
4333 | | - *seg = mlx5_get_send_wqe(qp, 0); |
---|
4334 | | -} |
---|
4335 | | - |
---|
4336 | | -static void dump_wqe(struct mlx5_ib_qp *qp, int idx, int size_16) |
---|
4337 | | -{ |
---|
4338 | | - __be32 *p = NULL; |
---|
4339 | | - int tidx = idx; |
---|
4340 | | - int i, j; |
---|
4341 | | - |
---|
4342 | | - pr_debug("dump wqe at %p\n", mlx5_get_send_wqe(qp, tidx)); |
---|
4343 | | - for (i = 0, j = 0; i < size_16 * 4; i += 4, j += 4) { |
---|
4344 | | - if ((i & 0xf) == 0) { |
---|
4345 | | - void *buf = mlx5_get_send_wqe(qp, tidx); |
---|
4346 | | - tidx = (tidx + 1) & (qp->sq.wqe_cnt - 1); |
---|
4347 | | - p = buf; |
---|
4348 | | - j = 0; |
---|
4349 | | - } |
---|
4350 | | - pr_debug("%08x %08x %08x %08x\n", be32_to_cpu(p[j]), |
---|
4351 | | - be32_to_cpu(p[j + 1]), be32_to_cpu(p[j + 2]), |
---|
4352 | | - be32_to_cpu(p[j + 3])); |
---|
4353 | | - } |
---|
4354 | | -} |
---|
4355 | | - |
---|
4356 | | -static int __begin_wqe(struct mlx5_ib_qp *qp, void **seg, |
---|
4357 | | - struct mlx5_wqe_ctrl_seg **ctrl, |
---|
4358 | | - const struct ib_send_wr *wr, unsigned *idx, |
---|
4359 | | - int *size, int nreq, bool send_signaled, bool solicited) |
---|
4360 | | -{ |
---|
4361 | | - if (unlikely(mlx5_wq_overflow(&qp->sq, nreq, qp->ibqp.send_cq))) |
---|
4362 | | - return -ENOMEM; |
---|
4363 | | - |
---|
4364 | | - *idx = qp->sq.cur_post & (qp->sq.wqe_cnt - 1); |
---|
4365 | | - *seg = mlx5_get_send_wqe(qp, *idx); |
---|
4366 | | - *ctrl = *seg; |
---|
4367 | | - *(uint32_t *)(*seg + 8) = 0; |
---|
4368 | | - (*ctrl)->imm = send_ieth(wr); |
---|
4369 | | - (*ctrl)->fm_ce_se = qp->sq_signal_bits | |
---|
4370 | | - (send_signaled ? MLX5_WQE_CTRL_CQ_UPDATE : 0) | |
---|
4371 | | - (solicited ? MLX5_WQE_CTRL_SOLICITED : 0); |
---|
4372 | | - |
---|
4373 | | - *seg += sizeof(**ctrl); |
---|
4374 | | - *size = sizeof(**ctrl) / 16; |
---|
4375 | | - |
---|
4376 | | - return 0; |
---|
4377 | | -} |
---|
4378 | | - |
---|
4379 | | -static int begin_wqe(struct mlx5_ib_qp *qp, void **seg, |
---|
4380 | | - struct mlx5_wqe_ctrl_seg **ctrl, |
---|
4381 | | - const struct ib_send_wr *wr, unsigned *idx, |
---|
4382 | | - int *size, int nreq) |
---|
4383 | | -{ |
---|
4384 | | - return __begin_wqe(qp, seg, ctrl, wr, idx, size, nreq, |
---|
4385 | | - wr->send_flags & IB_SEND_SIGNALED, |
---|
4386 | | - wr->send_flags & IB_SEND_SOLICITED); |
---|
4387 | | -} |
---|
4388 | | - |
---|
4389 | | -static void finish_wqe(struct mlx5_ib_qp *qp, |
---|
4390 | | - struct mlx5_wqe_ctrl_seg *ctrl, |
---|
4391 | | - u8 size, unsigned idx, u64 wr_id, |
---|
4392 | | - int nreq, u8 fence, u32 mlx5_opcode) |
---|
4393 | | -{ |
---|
4394 | | - u8 opmod = 0; |
---|
4395 | | - |
---|
4396 | | - ctrl->opmod_idx_opcode = cpu_to_be32(((u32)(qp->sq.cur_post) << 8) | |
---|
4397 | | - mlx5_opcode | ((u32)opmod << 24)); |
---|
4398 | | - ctrl->qpn_ds = cpu_to_be32(size | (qp->trans_qp.base.mqp.qpn << 8)); |
---|
4399 | | - ctrl->fm_ce_se |= fence; |
---|
4400 | | - if (unlikely(qp->wq_sig)) |
---|
4401 | | - ctrl->signature = wq_sig(ctrl); |
---|
4402 | | - |
---|
4403 | | - qp->sq.wrid[idx] = wr_id; |
---|
4404 | | - qp->sq.w_list[idx].opcode = mlx5_opcode; |
---|
4405 | | - qp->sq.wqe_head[idx] = qp->sq.head + nreq; |
---|
4406 | | - qp->sq.cur_post += DIV_ROUND_UP(size * 16, MLX5_SEND_WQE_BB); |
---|
4407 | | - qp->sq.w_list[idx].next = qp->sq.cur_post; |
---|
4408 | | -} |
---|
4409 | | - |
---|
4410 | | -static int _mlx5_ib_post_send(struct ib_qp *ibqp, const struct ib_send_wr *wr, |
---|
4411 | | - const struct ib_send_wr **bad_wr, bool drain) |
---|
4412 | | -{ |
---|
4413 | | - struct mlx5_wqe_ctrl_seg *ctrl = NULL; /* compiler warning */ |
---|
4414 | | - struct mlx5_ib_dev *dev = to_mdev(ibqp->device); |
---|
4415 | | - struct mlx5_core_dev *mdev = dev->mdev; |
---|
4416 | | - struct mlx5_ib_qp *qp; |
---|
4417 | | - struct mlx5_ib_mr *mr; |
---|
4418 | | - struct mlx5_wqe_data_seg *dpseg; |
---|
4419 | | - struct mlx5_wqe_xrc_seg *xrc; |
---|
4420 | | - struct mlx5_bf *bf; |
---|
4421 | | - int uninitialized_var(size); |
---|
4422 | | - void *qend; |
---|
4423 | | - unsigned long flags; |
---|
4424 | | - unsigned idx; |
---|
4425 | | - int err = 0; |
---|
4426 | | - int num_sge; |
---|
4427 | | - void *seg; |
---|
4428 | | - int nreq; |
---|
4429 | | - int i; |
---|
4430 | | - u8 next_fence = 0; |
---|
4431 | | - u8 fence; |
---|
4432 | | - |
---|
4433 | | - if (unlikely(mdev->state == MLX5_DEVICE_STATE_INTERNAL_ERROR && |
---|
4434 | | - !drain)) { |
---|
4435 | | - *bad_wr = wr; |
---|
4436 | | - return -EIO; |
---|
4437 | | - } |
---|
4438 | | - |
---|
4439 | | - if (unlikely(ibqp->qp_type == IB_QPT_GSI)) |
---|
4440 | | - return mlx5_ib_gsi_post_send(ibqp, wr, bad_wr); |
---|
4441 | | - |
---|
4442 | | - qp = to_mqp(ibqp); |
---|
4443 | | - bf = &qp->bf; |
---|
4444 | | - qend = qp->sq.qend; |
---|
4445 | | - |
---|
4446 | | - spin_lock_irqsave(&qp->sq.lock, flags); |
---|
4447 | | - |
---|
4448 | | - for (nreq = 0; wr; nreq++, wr = wr->next) { |
---|
4449 | | - if (unlikely(wr->opcode >= ARRAY_SIZE(mlx5_ib_opcode))) { |
---|
4450 | | - mlx5_ib_warn(dev, "\n"); |
---|
4451 | | - err = -EINVAL; |
---|
4452 | | - *bad_wr = wr; |
---|
4453 | | - goto out; |
---|
4454 | | - } |
---|
4455 | | - |
---|
4456 | | - num_sge = wr->num_sge; |
---|
4457 | | - if (unlikely(num_sge > qp->sq.max_gs)) { |
---|
4458 | | - mlx5_ib_warn(dev, "\n"); |
---|
4459 | | - err = -EINVAL; |
---|
4460 | | - *bad_wr = wr; |
---|
4461 | | - goto out; |
---|
4462 | | - } |
---|
4463 | | - |
---|
4464 | | - err = begin_wqe(qp, &seg, &ctrl, wr, &idx, &size, nreq); |
---|
4465 | | - if (err) { |
---|
4466 | | - mlx5_ib_warn(dev, "\n"); |
---|
4467 | | - err = -ENOMEM; |
---|
4468 | | - *bad_wr = wr; |
---|
4469 | | - goto out; |
---|
4470 | | - } |
---|
4471 | | - |
---|
4472 | | - if (wr->opcode == IB_WR_REG_MR) { |
---|
4473 | | - fence = dev->umr_fence; |
---|
4474 | | - next_fence = MLX5_FENCE_MODE_INITIATOR_SMALL; |
---|
4475 | | - } else { |
---|
4476 | | - if (wr->send_flags & IB_SEND_FENCE) { |
---|
4477 | | - if (qp->next_fence) |
---|
4478 | | - fence = MLX5_FENCE_MODE_SMALL_AND_FENCE; |
---|
4479 | | - else |
---|
4480 | | - fence = MLX5_FENCE_MODE_FENCE; |
---|
4481 | | - } else { |
---|
4482 | | - fence = qp->next_fence; |
---|
4483 | | - } |
---|
4484 | | - } |
---|
4485 | | - |
---|
4486 | | - switch (ibqp->qp_type) { |
---|
4487 | | - case IB_QPT_XRC_INI: |
---|
4488 | | - xrc = seg; |
---|
4489 | | - seg += sizeof(*xrc); |
---|
4490 | | - size += sizeof(*xrc) / 16; |
---|
4491 | | - /* fall through */ |
---|
4492 | | - case IB_QPT_RC: |
---|
4493 | | - switch (wr->opcode) { |
---|
4494 | | - case IB_WR_RDMA_READ: |
---|
4495 | | - case IB_WR_RDMA_WRITE: |
---|
4496 | | - case IB_WR_RDMA_WRITE_WITH_IMM: |
---|
4497 | | - set_raddr_seg(seg, rdma_wr(wr)->remote_addr, |
---|
4498 | | - rdma_wr(wr)->rkey); |
---|
4499 | | - seg += sizeof(struct mlx5_wqe_raddr_seg); |
---|
4500 | | - size += sizeof(struct mlx5_wqe_raddr_seg) / 16; |
---|
4501 | | - break; |
---|
4502 | | - |
---|
4503 | | - case IB_WR_ATOMIC_CMP_AND_SWP: |
---|
4504 | | - case IB_WR_ATOMIC_FETCH_AND_ADD: |
---|
4505 | | - case IB_WR_MASKED_ATOMIC_CMP_AND_SWP: |
---|
4506 | | - mlx5_ib_warn(dev, "Atomic operations are not supported yet\n"); |
---|
4507 | | - err = -ENOSYS; |
---|
4508 | | - *bad_wr = wr; |
---|
4509 | | - goto out; |
---|
4510 | | - |
---|
4511 | | - case IB_WR_LOCAL_INV: |
---|
4512 | | - qp->sq.wr_data[idx] = IB_WR_LOCAL_INV; |
---|
4513 | | - ctrl->imm = cpu_to_be32(wr->ex.invalidate_rkey); |
---|
4514 | | - set_linv_wr(qp, &seg, &size); |
---|
4515 | | - num_sge = 0; |
---|
4516 | | - break; |
---|
4517 | | - |
---|
4518 | | - case IB_WR_REG_MR: |
---|
4519 | | - qp->sq.wr_data[idx] = IB_WR_REG_MR; |
---|
4520 | | - ctrl->imm = cpu_to_be32(reg_wr(wr)->key); |
---|
4521 | | - err = set_reg_wr(qp, reg_wr(wr), &seg, &size); |
---|
4522 | | - if (err) { |
---|
4523 | | - *bad_wr = wr; |
---|
4524 | | - goto out; |
---|
4525 | | - } |
---|
4526 | | - num_sge = 0; |
---|
4527 | | - break; |
---|
4528 | | - |
---|
4529 | | - case IB_WR_REG_SIG_MR: |
---|
4530 | | - qp->sq.wr_data[idx] = IB_WR_REG_SIG_MR; |
---|
4531 | | - mr = to_mmr(sig_handover_wr(wr)->sig_mr); |
---|
4532 | | - |
---|
4533 | | - ctrl->imm = cpu_to_be32(mr->ibmr.rkey); |
---|
4534 | | - err = set_sig_umr_wr(wr, qp, &seg, &size); |
---|
4535 | | - if (err) { |
---|
4536 | | - mlx5_ib_warn(dev, "\n"); |
---|
4537 | | - *bad_wr = wr; |
---|
4538 | | - goto out; |
---|
4539 | | - } |
---|
4540 | | - |
---|
4541 | | - finish_wqe(qp, ctrl, size, idx, wr->wr_id, nreq, |
---|
4542 | | - fence, MLX5_OPCODE_UMR); |
---|
4543 | | - /* |
---|
4544 | | - * SET_PSV WQEs are not signaled and solicited |
---|
4545 | | - * on error |
---|
4546 | | - */ |
---|
4547 | | - err = __begin_wqe(qp, &seg, &ctrl, wr, &idx, |
---|
4548 | | - &size, nreq, false, true); |
---|
4549 | | - if (err) { |
---|
4550 | | - mlx5_ib_warn(dev, "\n"); |
---|
4551 | | - err = -ENOMEM; |
---|
4552 | | - *bad_wr = wr; |
---|
4553 | | - goto out; |
---|
4554 | | - } |
---|
4555 | | - |
---|
4556 | | - err = set_psv_wr(&sig_handover_wr(wr)->sig_attrs->mem, |
---|
4557 | | - mr->sig->psv_memory.psv_idx, &seg, |
---|
4558 | | - &size); |
---|
4559 | | - if (err) { |
---|
4560 | | - mlx5_ib_warn(dev, "\n"); |
---|
4561 | | - *bad_wr = wr; |
---|
4562 | | - goto out; |
---|
4563 | | - } |
---|
4564 | | - |
---|
4565 | | - finish_wqe(qp, ctrl, size, idx, wr->wr_id, nreq, |
---|
4566 | | - fence, MLX5_OPCODE_SET_PSV); |
---|
4567 | | - err = __begin_wqe(qp, &seg, &ctrl, wr, &idx, |
---|
4568 | | - &size, nreq, false, true); |
---|
4569 | | - if (err) { |
---|
4570 | | - mlx5_ib_warn(dev, "\n"); |
---|
4571 | | - err = -ENOMEM; |
---|
4572 | | - *bad_wr = wr; |
---|
4573 | | - goto out; |
---|
4574 | | - } |
---|
4575 | | - |
---|
4576 | | - err = set_psv_wr(&sig_handover_wr(wr)->sig_attrs->wire, |
---|
4577 | | - mr->sig->psv_wire.psv_idx, &seg, |
---|
4578 | | - &size); |
---|
4579 | | - if (err) { |
---|
4580 | | - mlx5_ib_warn(dev, "\n"); |
---|
4581 | | - *bad_wr = wr; |
---|
4582 | | - goto out; |
---|
4583 | | - } |
---|
4584 | | - |
---|
4585 | | - finish_wqe(qp, ctrl, size, idx, wr->wr_id, nreq, |
---|
4586 | | - fence, MLX5_OPCODE_SET_PSV); |
---|
4587 | | - qp->next_fence = MLX5_FENCE_MODE_INITIATOR_SMALL; |
---|
4588 | | - num_sge = 0; |
---|
4589 | | - goto skip_psv; |
---|
4590 | | - |
---|
4591 | | - default: |
---|
4592 | | - break; |
---|
4593 | | - } |
---|
4594 | | - break; |
---|
4595 | | - |
---|
4596 | | - case IB_QPT_UC: |
---|
4597 | | - switch (wr->opcode) { |
---|
4598 | | - case IB_WR_RDMA_WRITE: |
---|
4599 | | - case IB_WR_RDMA_WRITE_WITH_IMM: |
---|
4600 | | - set_raddr_seg(seg, rdma_wr(wr)->remote_addr, |
---|
4601 | | - rdma_wr(wr)->rkey); |
---|
4602 | | - seg += sizeof(struct mlx5_wqe_raddr_seg); |
---|
4603 | | - size += sizeof(struct mlx5_wqe_raddr_seg) / 16; |
---|
4604 | | - break; |
---|
4605 | | - |
---|
4606 | | - default: |
---|
4607 | | - break; |
---|
4608 | | - } |
---|
4609 | | - break; |
---|
4610 | | - |
---|
4611 | | - case IB_QPT_SMI: |
---|
4612 | | - if (unlikely(!mdev->port_caps[qp->port - 1].has_smi)) { |
---|
4613 | | - mlx5_ib_warn(dev, "Send SMP MADs is not allowed\n"); |
---|
4614 | | - err = -EPERM; |
---|
4615 | | - *bad_wr = wr; |
---|
4616 | | - goto out; |
---|
4617 | | - } |
---|
4618 | | - /* fall through */ |
---|
4619 | | - case MLX5_IB_QPT_HW_GSI: |
---|
4620 | | - set_datagram_seg(seg, wr); |
---|
4621 | | - seg += sizeof(struct mlx5_wqe_datagram_seg); |
---|
4622 | | - size += sizeof(struct mlx5_wqe_datagram_seg) / 16; |
---|
4623 | | - if (unlikely((seg == qend))) |
---|
4624 | | - seg = mlx5_get_send_wqe(qp, 0); |
---|
4625 | | - break; |
---|
4626 | | - case IB_QPT_UD: |
---|
4627 | | - set_datagram_seg(seg, wr); |
---|
4628 | | - seg += sizeof(struct mlx5_wqe_datagram_seg); |
---|
4629 | | - size += sizeof(struct mlx5_wqe_datagram_seg) / 16; |
---|
4630 | | - |
---|
4631 | | - if (unlikely((seg == qend))) |
---|
4632 | | - seg = mlx5_get_send_wqe(qp, 0); |
---|
4633 | | - |
---|
4634 | | - /* handle qp that supports ud offload */ |
---|
4635 | | - if (qp->flags & IB_QP_CREATE_IPOIB_UD_LSO) { |
---|
4636 | | - struct mlx5_wqe_eth_pad *pad; |
---|
4637 | | - |
---|
4638 | | - pad = seg; |
---|
4639 | | - memset(pad, 0, sizeof(struct mlx5_wqe_eth_pad)); |
---|
4640 | | - seg += sizeof(struct mlx5_wqe_eth_pad); |
---|
4641 | | - size += sizeof(struct mlx5_wqe_eth_pad) / 16; |
---|
4642 | | - |
---|
4643 | | - seg = set_eth_seg(seg, wr, qend, qp, &size); |
---|
4644 | | - |
---|
4645 | | - if (unlikely((seg == qend))) |
---|
4646 | | - seg = mlx5_get_send_wqe(qp, 0); |
---|
4647 | | - } |
---|
4648 | | - break; |
---|
4649 | | - case MLX5_IB_QPT_REG_UMR: |
---|
4650 | | - if (wr->opcode != MLX5_IB_WR_UMR) { |
---|
4651 | | - err = -EINVAL; |
---|
4652 | | - mlx5_ib_warn(dev, "bad opcode\n"); |
---|
4653 | | - goto out; |
---|
4654 | | - } |
---|
4655 | | - qp->sq.wr_data[idx] = MLX5_IB_WR_UMR; |
---|
4656 | | - ctrl->imm = cpu_to_be32(umr_wr(wr)->mkey); |
---|
4657 | | - err = set_reg_umr_segment(dev, seg, wr, !!(MLX5_CAP_GEN(mdev, atomic))); |
---|
4658 | | - if (unlikely(err)) |
---|
4659 | | - goto out; |
---|
4660 | | - seg += sizeof(struct mlx5_wqe_umr_ctrl_seg); |
---|
4661 | | - size += sizeof(struct mlx5_wqe_umr_ctrl_seg) / 16; |
---|
4662 | | - if (unlikely((seg == qend))) |
---|
4663 | | - seg = mlx5_get_send_wqe(qp, 0); |
---|
4664 | | - set_reg_mkey_segment(seg, wr); |
---|
4665 | | - seg += sizeof(struct mlx5_mkey_seg); |
---|
4666 | | - size += sizeof(struct mlx5_mkey_seg) / 16; |
---|
4667 | | - if (unlikely((seg == qend))) |
---|
4668 | | - seg = mlx5_get_send_wqe(qp, 0); |
---|
4669 | | - break; |
---|
4670 | | - |
---|
4671 | | - default: |
---|
4672 | | - break; |
---|
4673 | | - } |
---|
4674 | | - |
---|
4675 | | - if (wr->send_flags & IB_SEND_INLINE && num_sge) { |
---|
4676 | | - int uninitialized_var(sz); |
---|
4677 | | - |
---|
4678 | | - err = set_data_inl_seg(qp, wr, seg, &sz); |
---|
4679 | | - if (unlikely(err)) { |
---|
4680 | | - mlx5_ib_warn(dev, "\n"); |
---|
4681 | | - *bad_wr = wr; |
---|
4682 | | - goto out; |
---|
4683 | | - } |
---|
4684 | | - size += sz; |
---|
4685 | | - } else { |
---|
4686 | | - dpseg = seg; |
---|
4687 | | - for (i = 0; i < num_sge; i++) { |
---|
4688 | | - if (unlikely(dpseg == qend)) { |
---|
4689 | | - seg = mlx5_get_send_wqe(qp, 0); |
---|
4690 | | - dpseg = seg; |
---|
4691 | | - } |
---|
4692 | | - if (likely(wr->sg_list[i].length)) { |
---|
4693 | | - set_data_ptr_seg(dpseg, wr->sg_list + i); |
---|
4694 | | - size += sizeof(struct mlx5_wqe_data_seg) / 16; |
---|
4695 | | - dpseg++; |
---|
4696 | | - } |
---|
4697 | | - } |
---|
4698 | | - } |
---|
4699 | | - |
---|
4700 | | - qp->next_fence = next_fence; |
---|
4701 | | - finish_wqe(qp, ctrl, size, idx, wr->wr_id, nreq, fence, |
---|
4702 | | - mlx5_ib_opcode[wr->opcode]); |
---|
4703 | | -skip_psv: |
---|
4704 | | - if (0) |
---|
4705 | | - dump_wqe(qp, idx, size); |
---|
4706 | | - } |
---|
4707 | | - |
---|
4708 | | -out: |
---|
4709 | | - if (likely(nreq)) { |
---|
4710 | | - qp->sq.head += nreq; |
---|
4711 | | - |
---|
4712 | | - /* Make sure that descriptors are written before |
---|
4713 | | - * updating doorbell record and ringing the doorbell |
---|
4714 | | - */ |
---|
4715 | | - wmb(); |
---|
4716 | | - |
---|
4717 | | - qp->db.db[MLX5_SND_DBR] = cpu_to_be32(qp->sq.cur_post); |
---|
4718 | | - |
---|
4719 | | - /* Make sure doorbell record is visible to the HCA before |
---|
4720 | | - * we hit doorbell */ |
---|
4721 | | - wmb(); |
---|
4722 | | - |
---|
4723 | | - /* currently we support only regular doorbells */ |
---|
4724 | | - mlx5_write64((__be32 *)ctrl, bf->bfreg->map + bf->offset, NULL); |
---|
4725 | | - /* Make sure doorbells don't leak out of SQ spinlock |
---|
4726 | | - * and reach the HCA out of order. |
---|
4727 | | - */ |
---|
4728 | | - mmiowb(); |
---|
4729 | | - bf->offset ^= bf->buf_size; |
---|
4730 | | - } |
---|
4731 | | - |
---|
4732 | | - spin_unlock_irqrestore(&qp->sq.lock, flags); |
---|
4733 | | - |
---|
4734 | | - return err; |
---|
4735 | | -} |
---|
4736 | | - |
---|
4737 | | -int mlx5_ib_post_send(struct ib_qp *ibqp, const struct ib_send_wr *wr, |
---|
4738 | | - const struct ib_send_wr **bad_wr) |
---|
4739 | | -{ |
---|
4740 | | - return _mlx5_ib_post_send(ibqp, wr, bad_wr, false); |
---|
4741 | | -} |
---|
4742 | | - |
---|
4743 | | -static void set_sig_seg(struct mlx5_rwqe_sig *sig, int size) |
---|
4744 | | -{ |
---|
4745 | | - sig->signature = calc_sig(sig, size); |
---|
4746 | | -} |
---|
4747 | | - |
---|
4748 | | -static int _mlx5_ib_post_recv(struct ib_qp *ibqp, const struct ib_recv_wr *wr, |
---|
4749 | | - const struct ib_recv_wr **bad_wr, bool drain) |
---|
4750 | | -{ |
---|
4751 | | - struct mlx5_ib_qp *qp = to_mqp(ibqp); |
---|
4752 | | - struct mlx5_wqe_data_seg *scat; |
---|
4753 | | - struct mlx5_rwqe_sig *sig; |
---|
4754 | | - struct mlx5_ib_dev *dev = to_mdev(ibqp->device); |
---|
4755 | | - struct mlx5_core_dev *mdev = dev->mdev; |
---|
4756 | | - unsigned long flags; |
---|
4757 | | - int err = 0; |
---|
4758 | | - int nreq; |
---|
4759 | | - int ind; |
---|
4760 | | - int i; |
---|
4761 | | - |
---|
4762 | | - if (unlikely(mdev->state == MLX5_DEVICE_STATE_INTERNAL_ERROR && |
---|
4763 | | - !drain)) { |
---|
4764 | | - *bad_wr = wr; |
---|
4765 | | - return -EIO; |
---|
4766 | | - } |
---|
4767 | | - |
---|
4768 | | - if (unlikely(ibqp->qp_type == IB_QPT_GSI)) |
---|
4769 | | - return mlx5_ib_gsi_post_recv(ibqp, wr, bad_wr); |
---|
4770 | | - |
---|
4771 | | - spin_lock_irqsave(&qp->rq.lock, flags); |
---|
4772 | | - |
---|
4773 | | - ind = qp->rq.head & (qp->rq.wqe_cnt - 1); |
---|
4774 | | - |
---|
4775 | | - for (nreq = 0; wr; nreq++, wr = wr->next) { |
---|
4776 | | - if (mlx5_wq_overflow(&qp->rq, nreq, qp->ibqp.recv_cq)) { |
---|
4777 | | - err = -ENOMEM; |
---|
4778 | | - *bad_wr = wr; |
---|
4779 | | - goto out; |
---|
4780 | | - } |
---|
4781 | | - |
---|
4782 | | - if (unlikely(wr->num_sge > qp->rq.max_gs)) { |
---|
4783 | | - err = -EINVAL; |
---|
4784 | | - *bad_wr = wr; |
---|
4785 | | - goto out; |
---|
4786 | | - } |
---|
4787 | | - |
---|
4788 | | - scat = get_recv_wqe(qp, ind); |
---|
4789 | | - if (qp->wq_sig) |
---|
4790 | | - scat++; |
---|
4791 | | - |
---|
4792 | | - for (i = 0; i < wr->num_sge; i++) |
---|
4793 | | - set_data_ptr_seg(scat + i, wr->sg_list + i); |
---|
4794 | | - |
---|
4795 | | - if (i < qp->rq.max_gs) { |
---|
4796 | | - scat[i].byte_count = 0; |
---|
4797 | | - scat[i].lkey = cpu_to_be32(MLX5_INVALID_LKEY); |
---|
4798 | | - scat[i].addr = 0; |
---|
4799 | | - } |
---|
4800 | | - |
---|
4801 | | - if (qp->wq_sig) { |
---|
4802 | | - sig = (struct mlx5_rwqe_sig *)scat; |
---|
4803 | | - set_sig_seg(sig, (qp->rq.max_gs + 1) << 2); |
---|
4804 | | - } |
---|
4805 | | - |
---|
4806 | | - qp->rq.wrid[ind] = wr->wr_id; |
---|
4807 | | - |
---|
4808 | | - ind = (ind + 1) & (qp->rq.wqe_cnt - 1); |
---|
4809 | | - } |
---|
4810 | | - |
---|
4811 | | -out: |
---|
4812 | | - if (likely(nreq)) { |
---|
4813 | | - qp->rq.head += nreq; |
---|
4814 | | - |
---|
4815 | | - /* Make sure that descriptors are written before |
---|
4816 | | - * doorbell record. |
---|
4817 | | - */ |
---|
4818 | | - wmb(); |
---|
4819 | | - |
---|
4820 | | - *qp->db.db = cpu_to_be32(qp->rq.head & 0xffff); |
---|
4821 | | - } |
---|
4822 | | - |
---|
4823 | | - spin_unlock_irqrestore(&qp->rq.lock, flags); |
---|
4824 | | - |
---|
4825 | | - return err; |
---|
4826 | | -} |
---|
4827 | | - |
---|
4828 | | -int mlx5_ib_post_recv(struct ib_qp *ibqp, const struct ib_recv_wr *wr, |
---|
4829 | | - const struct ib_recv_wr **bad_wr) |
---|
4830 | | -{ |
---|
4831 | | - return _mlx5_ib_post_recv(ibqp, wr, bad_wr, false); |
---|
4832 | 4409 | } |
---|
4833 | 4410 | |
---|
4834 | 4411 | static inline enum ib_qp_state to_ib_qp_state(enum mlx5_qp_state mlx5_state) |
---|
.. | .. |
---|
4856 | 4433 | } |
---|
4857 | 4434 | } |
---|
4858 | 4435 | |
---|
4859 | | -static int to_ib_qp_access_flags(int mlx5_flags) |
---|
4860 | | -{ |
---|
4861 | | - int ib_flags = 0; |
---|
4862 | | - |
---|
4863 | | - if (mlx5_flags & MLX5_QP_BIT_RRE) |
---|
4864 | | - ib_flags |= IB_ACCESS_REMOTE_READ; |
---|
4865 | | - if (mlx5_flags & MLX5_QP_BIT_RWE) |
---|
4866 | | - ib_flags |= IB_ACCESS_REMOTE_WRITE; |
---|
4867 | | - if (mlx5_flags & MLX5_QP_BIT_RAE) |
---|
4868 | | - ib_flags |= IB_ACCESS_REMOTE_ATOMIC; |
---|
4869 | | - |
---|
4870 | | - return ib_flags; |
---|
4871 | | -} |
---|
4872 | | - |
---|
4873 | 4436 | static void to_rdma_ah_attr(struct mlx5_ib_dev *ibdev, |
---|
4874 | | - struct rdma_ah_attr *ah_attr, |
---|
4875 | | - struct mlx5_qp_path *path) |
---|
| 4437 | + struct rdma_ah_attr *ah_attr, void *path) |
---|
4876 | 4438 | { |
---|
| 4439 | + int port = MLX5_GET(ads, path, vhca_port_num); |
---|
| 4440 | + int static_rate; |
---|
4877 | 4441 | |
---|
4878 | 4442 | memset(ah_attr, 0, sizeof(*ah_attr)); |
---|
4879 | 4443 | |
---|
4880 | | - if (!path->port || path->port > ibdev->num_ports) |
---|
| 4444 | + if (!port || port > ibdev->num_ports) |
---|
4881 | 4445 | return; |
---|
4882 | 4446 | |
---|
4883 | | - ah_attr->type = rdma_ah_find_type(&ibdev->ib_dev, path->port); |
---|
| 4447 | + ah_attr->type = rdma_ah_find_type(&ibdev->ib_dev, port); |
---|
4884 | 4448 | |
---|
4885 | | - rdma_ah_set_port_num(ah_attr, path->port); |
---|
4886 | | - rdma_ah_set_sl(ah_attr, path->dci_cfi_prio_sl & 0xf); |
---|
| 4449 | + rdma_ah_set_port_num(ah_attr, port); |
---|
| 4450 | + rdma_ah_set_sl(ah_attr, MLX5_GET(ads, path, sl)); |
---|
4887 | 4451 | |
---|
4888 | | - rdma_ah_set_dlid(ah_attr, be16_to_cpu(path->rlid)); |
---|
4889 | | - rdma_ah_set_path_bits(ah_attr, path->grh_mlid & 0x7f); |
---|
4890 | | - rdma_ah_set_static_rate(ah_attr, |
---|
4891 | | - path->static_rate ? path->static_rate - 5 : 0); |
---|
| 4452 | + rdma_ah_set_dlid(ah_attr, MLX5_GET(ads, path, rlid)); |
---|
| 4453 | + rdma_ah_set_path_bits(ah_attr, MLX5_GET(ads, path, mlid)); |
---|
4892 | 4454 | |
---|
4893 | | - if (path->grh_mlid & (1 << 7) || |
---|
| 4455 | + static_rate = MLX5_GET(ads, path, stat_rate); |
---|
| 4456 | + rdma_ah_set_static_rate(ah_attr, mlx5_to_ib_rate_map(static_rate)); |
---|
| 4457 | + if (MLX5_GET(ads, path, grh) || |
---|
4894 | 4458 | ah_attr->type == RDMA_AH_ATTR_TYPE_ROCE) { |
---|
4895 | | - u32 tc_fl = be32_to_cpu(path->tclass_flowlabel); |
---|
4896 | | - |
---|
4897 | | - rdma_ah_set_grh(ah_attr, NULL, |
---|
4898 | | - tc_fl & 0xfffff, |
---|
4899 | | - path->mgid_index, |
---|
4900 | | - path->hop_limit, |
---|
4901 | | - (tc_fl >> 20) & 0xff); |
---|
4902 | | - rdma_ah_set_dgid_raw(ah_attr, path->rgid); |
---|
| 4459 | + rdma_ah_set_grh(ah_attr, NULL, MLX5_GET(ads, path, flow_label), |
---|
| 4460 | + MLX5_GET(ads, path, src_addr_index), |
---|
| 4461 | + MLX5_GET(ads, path, hop_limit), |
---|
| 4462 | + MLX5_GET(ads, path, tclass)); |
---|
| 4463 | + rdma_ah_set_dgid_raw(ah_attr, MLX5_ADDR_OF(ads, path, rgid_rip)); |
---|
4903 | 4464 | } |
---|
4904 | 4465 | } |
---|
4905 | 4466 | |
---|
.. | .. |
---|
4956 | 4517 | [MLX5_SQ_STATE_NA] = IB_QPS_RESET, |
---|
4957 | 4518 | }, |
---|
4958 | 4519 | [MLX5_RQC_STATE_RDY] = { |
---|
4959 | | - [MLX5_SQC_STATE_RST] = MLX5_QP_STATE_BAD, |
---|
| 4520 | + [MLX5_SQC_STATE_RST] = MLX5_QP_STATE, |
---|
4960 | 4521 | [MLX5_SQC_STATE_RDY] = MLX5_QP_STATE, |
---|
4961 | 4522 | [MLX5_SQC_STATE_ERR] = IB_QPS_SQE, |
---|
4962 | 4523 | [MLX5_SQ_STATE_NA] = MLX5_QP_STATE, |
---|
.. | .. |
---|
4968 | 4529 | [MLX5_SQ_STATE_NA] = IB_QPS_ERR, |
---|
4969 | 4530 | }, |
---|
4970 | 4531 | [MLX5_RQ_STATE_NA] = { |
---|
4971 | | - [MLX5_SQC_STATE_RST] = IB_QPS_RESET, |
---|
| 4532 | + [MLX5_SQC_STATE_RST] = MLX5_QP_STATE, |
---|
4972 | 4533 | [MLX5_SQC_STATE_RDY] = MLX5_QP_STATE, |
---|
4973 | 4534 | [MLX5_SQC_STATE_ERR] = MLX5_QP_STATE, |
---|
4974 | 4535 | [MLX5_SQ_STATE_NA] = MLX5_QP_STATE_BAD, |
---|
.. | .. |
---|
5021 | 4582 | struct ib_qp_attr *qp_attr) |
---|
5022 | 4583 | { |
---|
5023 | 4584 | int outlen = MLX5_ST_SZ_BYTES(query_qp_out); |
---|
5024 | | - struct mlx5_qp_context *context; |
---|
5025 | | - int mlx5_state; |
---|
| 4585 | + void *qpc, *pri_path, *alt_path; |
---|
5026 | 4586 | u32 *outb; |
---|
5027 | | - int err = 0; |
---|
| 4587 | + int err; |
---|
5028 | 4588 | |
---|
5029 | 4589 | outb = kzalloc(outlen, GFP_KERNEL); |
---|
5030 | 4590 | if (!outb) |
---|
5031 | 4591 | return -ENOMEM; |
---|
5032 | 4592 | |
---|
5033 | | - err = mlx5_core_qp_query(dev->mdev, &qp->trans_qp.base.mqp, outb, |
---|
5034 | | - outlen); |
---|
| 4593 | + err = mlx5_core_qp_query(dev, &qp->trans_qp.base.mqp, outb, outlen); |
---|
5035 | 4594 | if (err) |
---|
5036 | 4595 | goto out; |
---|
5037 | 4596 | |
---|
5038 | | - /* FIXME: use MLX5_GET rather than mlx5_qp_context manual struct */ |
---|
5039 | | - context = (struct mlx5_qp_context *)MLX5_ADDR_OF(query_qp_out, outb, qpc); |
---|
| 4597 | + qpc = MLX5_ADDR_OF(query_qp_out, outb, qpc); |
---|
5040 | 4598 | |
---|
5041 | | - mlx5_state = be32_to_cpu(context->flags) >> 28; |
---|
| 4599 | + qp->state = to_ib_qp_state(MLX5_GET(qpc, qpc, state)); |
---|
| 4600 | + if (MLX5_GET(qpc, qpc, state) == MLX5_QP_STATE_SQ_DRAINING) |
---|
| 4601 | + qp_attr->sq_draining = 1; |
---|
5042 | 4602 | |
---|
5043 | | - qp->state = to_ib_qp_state(mlx5_state); |
---|
5044 | | - qp_attr->path_mtu = context->mtu_msgmax >> 5; |
---|
5045 | | - qp_attr->path_mig_state = |
---|
5046 | | - to_ib_mig_state((be32_to_cpu(context->flags) >> 11) & 0x3); |
---|
5047 | | - qp_attr->qkey = be32_to_cpu(context->qkey); |
---|
5048 | | - qp_attr->rq_psn = be32_to_cpu(context->rnr_nextrecvpsn) & 0xffffff; |
---|
5049 | | - qp_attr->sq_psn = be32_to_cpu(context->next_send_psn) & 0xffffff; |
---|
5050 | | - qp_attr->dest_qp_num = be32_to_cpu(context->log_pg_sz_remote_qpn) & 0xffffff; |
---|
5051 | | - qp_attr->qp_access_flags = |
---|
5052 | | - to_ib_qp_access_flags(be32_to_cpu(context->params2)); |
---|
| 4603 | + qp_attr->path_mtu = MLX5_GET(qpc, qpc, mtu); |
---|
| 4604 | + qp_attr->path_mig_state = to_ib_mig_state(MLX5_GET(qpc, qpc, pm_state)); |
---|
| 4605 | + qp_attr->qkey = MLX5_GET(qpc, qpc, q_key); |
---|
| 4606 | + qp_attr->rq_psn = MLX5_GET(qpc, qpc, next_rcv_psn); |
---|
| 4607 | + qp_attr->sq_psn = MLX5_GET(qpc, qpc, next_send_psn); |
---|
| 4608 | + qp_attr->dest_qp_num = MLX5_GET(qpc, qpc, remote_qpn); |
---|
| 4609 | + |
---|
| 4610 | + if (MLX5_GET(qpc, qpc, rre)) |
---|
| 4611 | + qp_attr->qp_access_flags |= IB_ACCESS_REMOTE_READ; |
---|
| 4612 | + if (MLX5_GET(qpc, qpc, rwe)) |
---|
| 4613 | + qp_attr->qp_access_flags |= IB_ACCESS_REMOTE_WRITE; |
---|
| 4614 | + if (MLX5_GET(qpc, qpc, rae)) |
---|
| 4615 | + qp_attr->qp_access_flags |= IB_ACCESS_REMOTE_ATOMIC; |
---|
| 4616 | + |
---|
| 4617 | + qp_attr->max_rd_atomic = 1 << MLX5_GET(qpc, qpc, log_sra_max); |
---|
| 4618 | + qp_attr->max_dest_rd_atomic = 1 << MLX5_GET(qpc, qpc, log_rra_max); |
---|
| 4619 | + qp_attr->min_rnr_timer = MLX5_GET(qpc, qpc, min_rnr_nak); |
---|
| 4620 | + qp_attr->retry_cnt = MLX5_GET(qpc, qpc, retry_count); |
---|
| 4621 | + qp_attr->rnr_retry = MLX5_GET(qpc, qpc, rnr_retry); |
---|
| 4622 | + |
---|
| 4623 | + pri_path = MLX5_ADDR_OF(qpc, qpc, primary_address_path); |
---|
| 4624 | + alt_path = MLX5_ADDR_OF(qpc, qpc, secondary_address_path); |
---|
5053 | 4625 | |
---|
5054 | 4626 | if (qp->ibqp.qp_type == IB_QPT_RC || qp->ibqp.qp_type == IB_QPT_UC) { |
---|
5055 | | - to_rdma_ah_attr(dev, &qp_attr->ah_attr, &context->pri_path); |
---|
5056 | | - to_rdma_ah_attr(dev, &qp_attr->alt_ah_attr, &context->alt_path); |
---|
5057 | | - qp_attr->alt_pkey_index = |
---|
5058 | | - be16_to_cpu(context->alt_path.pkey_index); |
---|
5059 | | - qp_attr->alt_port_num = |
---|
5060 | | - rdma_ah_get_port_num(&qp_attr->alt_ah_attr); |
---|
| 4627 | + to_rdma_ah_attr(dev, &qp_attr->ah_attr, pri_path); |
---|
| 4628 | + to_rdma_ah_attr(dev, &qp_attr->alt_ah_attr, alt_path); |
---|
| 4629 | + qp_attr->alt_pkey_index = MLX5_GET(ads, alt_path, pkey_index); |
---|
| 4630 | + qp_attr->alt_port_num = MLX5_GET(ads, alt_path, vhca_port_num); |
---|
5061 | 4631 | } |
---|
5062 | 4632 | |
---|
5063 | | - qp_attr->pkey_index = be16_to_cpu(context->pri_path.pkey_index); |
---|
5064 | | - qp_attr->port_num = context->pri_path.port; |
---|
5065 | | - |
---|
5066 | | - /* qp_attr->en_sqd_async_notify is only applicable in modify qp */ |
---|
5067 | | - qp_attr->sq_draining = mlx5_state == MLX5_QP_STATE_SQ_DRAINING; |
---|
5068 | | - |
---|
5069 | | - qp_attr->max_rd_atomic = 1 << ((be32_to_cpu(context->params1) >> 21) & 0x7); |
---|
5070 | | - |
---|
5071 | | - qp_attr->max_dest_rd_atomic = |
---|
5072 | | - 1 << ((be32_to_cpu(context->params2) >> 21) & 0x7); |
---|
5073 | | - qp_attr->min_rnr_timer = |
---|
5074 | | - (be32_to_cpu(context->rnr_nextrecvpsn) >> 24) & 0x1f; |
---|
5075 | | - qp_attr->timeout = context->pri_path.ackto_lt >> 3; |
---|
5076 | | - qp_attr->retry_cnt = (be32_to_cpu(context->params1) >> 16) & 0x7; |
---|
5077 | | - qp_attr->rnr_retry = (be32_to_cpu(context->params1) >> 13) & 0x7; |
---|
5078 | | - qp_attr->alt_timeout = context->alt_path.ackto_lt >> 3; |
---|
| 4633 | + qp_attr->pkey_index = MLX5_GET(ads, pri_path, pkey_index); |
---|
| 4634 | + qp_attr->port_num = MLX5_GET(ads, pri_path, vhca_port_num); |
---|
| 4635 | + qp_attr->timeout = MLX5_GET(ads, pri_path, ack_timeout); |
---|
| 4636 | + qp_attr->alt_timeout = MLX5_GET(ads, alt_path, ack_timeout); |
---|
5079 | 4637 | |
---|
5080 | 4638 | out: |
---|
5081 | 4639 | kfree(outb); |
---|
.. | .. |
---|
5109 | 4667 | if (!out) |
---|
5110 | 4668 | return -ENOMEM; |
---|
5111 | 4669 | |
---|
5112 | | - err = mlx5_core_dct_query(dev->mdev, dct, out, outlen); |
---|
| 4670 | + err = mlx5_core_dct_query(dev, dct, out, outlen); |
---|
5113 | 4671 | if (err) |
---|
5114 | 4672 | goto out; |
---|
5115 | 4673 | |
---|
.. | .. |
---|
5166 | 4724 | memset(qp_init_attr, 0, sizeof(*qp_init_attr)); |
---|
5167 | 4725 | memset(qp_attr, 0, sizeof(*qp_attr)); |
---|
5168 | 4726 | |
---|
5169 | | - if (unlikely(qp->qp_sub_type == MLX5_IB_QPT_DCT)) |
---|
| 4727 | + if (unlikely(qp->type == MLX5_IB_QPT_DCT)) |
---|
5170 | 4728 | return mlx5_ib_dct_query_qp(dev, qp, qp_attr, |
---|
5171 | 4729 | qp_attr_mask, qp_init_attr); |
---|
5172 | 4730 | |
---|
5173 | 4731 | mutex_lock(&qp->mutex); |
---|
5174 | 4732 | |
---|
5175 | 4733 | if (qp->ibqp.qp_type == IB_QPT_RAW_PACKET || |
---|
5176 | | - qp->flags & MLX5_IB_QP_UNDERLAY) { |
---|
| 4734 | + qp->flags & IB_QP_CREATE_SOURCE_QPN) { |
---|
5177 | 4735 | err = query_raw_packet_qp_state(dev, qp, &raw_packet_qp_state); |
---|
5178 | 4736 | if (err) |
---|
5179 | 4737 | goto out; |
---|
.. | .. |
---|
5207 | 4765 | |
---|
5208 | 4766 | qp_init_attr->cap = qp_attr->cap; |
---|
5209 | 4767 | |
---|
5210 | | - qp_init_attr->create_flags = 0; |
---|
5211 | | - if (qp->flags & MLX5_IB_QP_BLOCK_MULTICAST_LOOPBACK) |
---|
5212 | | - qp_init_attr->create_flags |= IB_QP_CREATE_BLOCK_MULTICAST_LOOPBACK; |
---|
5213 | | - |
---|
5214 | | - if (qp->flags & MLX5_IB_QP_CROSS_CHANNEL) |
---|
5215 | | - qp_init_attr->create_flags |= IB_QP_CREATE_CROSS_CHANNEL; |
---|
5216 | | - if (qp->flags & MLX5_IB_QP_MANAGED_SEND) |
---|
5217 | | - qp_init_attr->create_flags |= IB_QP_CREATE_MANAGED_SEND; |
---|
5218 | | - if (qp->flags & MLX5_IB_QP_MANAGED_RECV) |
---|
5219 | | - qp_init_attr->create_flags |= IB_QP_CREATE_MANAGED_RECV; |
---|
5220 | | - if (qp->flags & MLX5_IB_QP_SQPN_QP1) |
---|
5221 | | - qp_init_attr->create_flags |= mlx5_ib_create_qp_sqpn_qp1(); |
---|
| 4768 | + qp_init_attr->create_flags = qp->flags; |
---|
5222 | 4769 | |
---|
5223 | 4770 | qp_init_attr->sq_sig_type = qp->sq_signal_bits & MLX5_WQE_CTRL_CQ_UPDATE ? |
---|
5224 | 4771 | IB_SIGNAL_ALL_WR : IB_SIGNAL_REQ_WR; |
---|
.. | .. |
---|
5228 | 4775 | return err; |
---|
5229 | 4776 | } |
---|
5230 | 4777 | |
---|
5231 | | -struct ib_xrcd *mlx5_ib_alloc_xrcd(struct ib_device *ibdev, |
---|
5232 | | - struct ib_ucontext *context, |
---|
5233 | | - struct ib_udata *udata) |
---|
| 4778 | +int mlx5_ib_alloc_xrcd(struct ib_xrcd *ibxrcd, struct ib_udata *udata) |
---|
5234 | 4779 | { |
---|
5235 | | - struct mlx5_ib_dev *dev = to_mdev(ibdev); |
---|
5236 | | - struct mlx5_ib_xrcd *xrcd; |
---|
5237 | | - int err; |
---|
| 4780 | + struct mlx5_ib_dev *dev = to_mdev(ibxrcd->device); |
---|
| 4781 | + struct mlx5_ib_xrcd *xrcd = to_mxrcd(ibxrcd); |
---|
5238 | 4782 | |
---|
5239 | 4783 | if (!MLX5_CAP_GEN(dev->mdev, xrc)) |
---|
5240 | | - return ERR_PTR(-ENOSYS); |
---|
| 4784 | + return -EOPNOTSUPP; |
---|
5241 | 4785 | |
---|
5242 | | - xrcd = kmalloc(sizeof(*xrcd), GFP_KERNEL); |
---|
5243 | | - if (!xrcd) |
---|
5244 | | - return ERR_PTR(-ENOMEM); |
---|
5245 | | - |
---|
5246 | | - err = mlx5_core_xrcd_alloc(dev->mdev, &xrcd->xrcdn); |
---|
5247 | | - if (err) { |
---|
5248 | | - kfree(xrcd); |
---|
5249 | | - return ERR_PTR(-ENOMEM); |
---|
5250 | | - } |
---|
5251 | | - |
---|
5252 | | - return &xrcd->ibxrcd; |
---|
| 4786 | + return mlx5_cmd_xrcd_alloc(dev->mdev, &xrcd->xrcdn, 0); |
---|
5253 | 4787 | } |
---|
5254 | 4788 | |
---|
5255 | | -int mlx5_ib_dealloc_xrcd(struct ib_xrcd *xrcd) |
---|
| 4789 | +int mlx5_ib_dealloc_xrcd(struct ib_xrcd *xrcd, struct ib_udata *udata) |
---|
5256 | 4790 | { |
---|
5257 | 4791 | struct mlx5_ib_dev *dev = to_mdev(xrcd->device); |
---|
5258 | 4792 | u32 xrcdn = to_mxrcd(xrcd)->xrcdn; |
---|
5259 | | - int err; |
---|
5260 | 4793 | |
---|
5261 | | - err = mlx5_core_xrcd_dealloc(dev->mdev, xrcdn); |
---|
5262 | | - if (err) |
---|
5263 | | - mlx5_ib_warn(dev, "failed to dealloc xrcdn 0x%x\n", xrcdn); |
---|
5264 | | - |
---|
5265 | | - kfree(xrcd); |
---|
5266 | | - return 0; |
---|
| 4794 | + return mlx5_cmd_xrcd_dealloc(dev->mdev, xrcdn, 0); |
---|
5267 | 4795 | } |
---|
5268 | 4796 | |
---|
5269 | 4797 | static void mlx5_ib_wq_event(struct mlx5_core_qp *core_qp, int type) |
---|
.. | .. |
---|
5296 | 4824 | if (dev->delay_drop.activate) |
---|
5297 | 4825 | goto out; |
---|
5298 | 4826 | |
---|
5299 | | - err = mlx5_core_set_delay_drop(dev->mdev, dev->delay_drop.timeout); |
---|
| 4827 | + err = mlx5_core_set_delay_drop(dev, dev->delay_drop.timeout); |
---|
5300 | 4828 | if (err) |
---|
5301 | 4829 | goto out; |
---|
5302 | 4830 | |
---|
.. | .. |
---|
5328 | 4856 | if (!in) |
---|
5329 | 4857 | return -ENOMEM; |
---|
5330 | 4858 | |
---|
| 4859 | + MLX5_SET(create_rq_in, in, uid, to_mpd(pd)->uid); |
---|
5331 | 4860 | rqc = MLX5_ADDR_OF(create_rq_in, in, ctx); |
---|
5332 | 4861 | MLX5_SET(rqc, rqc, mem_rq_type, |
---|
5333 | 4862 | MLX5_RQC_MEM_RQ_TYPE_MEMORY_RQ_INLINE); |
---|
.. | .. |
---|
5350 | 4879 | } |
---|
5351 | 4880 | MLX5_SET(wq, wq, log_wq_stride, rwq->log_rq_stride); |
---|
5352 | 4881 | if (rwq->create_flags & MLX5_IB_WQ_FLAGS_STRIDING_RQ) { |
---|
| 4882 | + /* |
---|
| 4883 | + * In Firmware number of strides in each WQE is: |
---|
| 4884 | + * "512 * 2^single_wqe_log_num_of_strides" |
---|
| 4885 | + * Values 3 to 8 are accepted as 10 to 15, 9 to 18 are |
---|
| 4886 | + * accepted as 0 to 9 |
---|
| 4887 | + */ |
---|
| 4888 | + static const u8 fw_map[] = { 10, 11, 12, 13, 14, 15, 0, 1, |
---|
| 4889 | + 2, 3, 4, 5, 6, 7, 8, 9 }; |
---|
5353 | 4890 | MLX5_SET(wq, wq, two_byte_shift_en, rwq->two_byte_shift_en); |
---|
5354 | 4891 | MLX5_SET(wq, wq, log_wqe_stride_size, |
---|
5355 | 4892 | rwq->single_stride_log_num_of_bytes - |
---|
5356 | 4893 | MLX5_MIN_SINGLE_STRIDE_LOG_NUM_BYTES); |
---|
5357 | | - MLX5_SET(wq, wq, log_wqe_num_of_strides, rwq->log_num_strides - |
---|
5358 | | - MLX5_MIN_SINGLE_WQE_LOG_NUM_STRIDES); |
---|
| 4894 | + MLX5_SET(wq, wq, log_wqe_num_of_strides, |
---|
| 4895 | + fw_map[rwq->log_num_strides - |
---|
| 4896 | + MLX5_EXT_MIN_SINGLE_WQE_LOG_NUM_STRIDES]); |
---|
5359 | 4897 | } |
---|
5360 | 4898 | MLX5_SET(wq, wq, log_wq_sz, rwq->log_rq_size); |
---|
5361 | 4899 | MLX5_SET(wq, wq, pd, to_mpd(pd)->pdn); |
---|
.. | .. |
---|
5392 | 4930 | } |
---|
5393 | 4931 | rq_pas0 = (__be64 *)MLX5_ADDR_OF(wq, wq, pas); |
---|
5394 | 4932 | mlx5_ib_populate_pas(dev, rwq->umem, rwq->page_shift, rq_pas0, 0); |
---|
5395 | | - err = mlx5_core_create_rq_tracked(dev->mdev, in, inlen, &rwq->core_qp); |
---|
| 4933 | + err = mlx5_core_create_rq_tracked(dev, in, inlen, &rwq->core_qp); |
---|
5396 | 4934 | if (!err && init_attr->create_flags & IB_WQ_FLAGS_DELAY_DROP) { |
---|
5397 | 4935 | err = set_delay_drop(dev); |
---|
5398 | 4936 | if (err) { |
---|
5399 | 4937 | mlx5_ib_warn(dev, "Failed to enable delay drop err=%d\n", |
---|
5400 | 4938 | err); |
---|
5401 | | - mlx5_core_destroy_rq_tracked(dev->mdev, &rwq->core_qp); |
---|
| 4939 | + mlx5_core_destroy_rq_tracked(dev, &rwq->core_qp); |
---|
5402 | 4940 | } else { |
---|
5403 | 4941 | rwq->create_flags |= MLX5_IB_WQ_FLAGS_DELAY_DROP; |
---|
5404 | 4942 | } |
---|
.. | .. |
---|
5430 | 4968 | return 0; |
---|
5431 | 4969 | } |
---|
5432 | 4970 | |
---|
| 4971 | +static bool log_of_strides_valid(struct mlx5_ib_dev *dev, u32 log_num_strides) |
---|
| 4972 | +{ |
---|
| 4973 | + if ((log_num_strides > MLX5_MAX_SINGLE_WQE_LOG_NUM_STRIDES) || |
---|
| 4974 | + (log_num_strides < MLX5_EXT_MIN_SINGLE_WQE_LOG_NUM_STRIDES)) |
---|
| 4975 | + return false; |
---|
| 4976 | + |
---|
| 4977 | + if (!MLX5_CAP_GEN(dev->mdev, ext_stride_num_range) && |
---|
| 4978 | + (log_num_strides < MLX5_MIN_SINGLE_WQE_LOG_NUM_STRIDES)) |
---|
| 4979 | + return false; |
---|
| 4980 | + |
---|
| 4981 | + return true; |
---|
| 4982 | +} |
---|
| 4983 | + |
---|
5433 | 4984 | static int prepare_user_rq(struct ib_pd *pd, |
---|
5434 | 4985 | struct ib_wq_init_attr *init_attr, |
---|
5435 | 4986 | struct ib_udata *udata, |
---|
.. | .. |
---|
5440 | 4991 | int err; |
---|
5441 | 4992 | size_t required_cmd_sz; |
---|
5442 | 4993 | |
---|
5443 | | - required_cmd_sz = offsetof(typeof(ucmd), single_stride_log_num_of_bytes) |
---|
5444 | | - + sizeof(ucmd.single_stride_log_num_of_bytes); |
---|
| 4994 | + required_cmd_sz = offsetofend(struct mlx5_ib_create_wq, |
---|
| 4995 | + single_stride_log_num_of_bytes); |
---|
5445 | 4996 | if (udata->inlen < required_cmd_sz) { |
---|
5446 | 4997 | mlx5_ib_dbg(dev, "invalid inlen\n"); |
---|
5447 | 4998 | return -EINVAL; |
---|
.. | .. |
---|
5477 | 5028 | MLX5_MAX_SINGLE_STRIDE_LOG_NUM_BYTES); |
---|
5478 | 5029 | return -EINVAL; |
---|
5479 | 5030 | } |
---|
5480 | | - if ((ucmd.single_wqe_log_num_of_strides > |
---|
5481 | | - MLX5_MAX_SINGLE_WQE_LOG_NUM_STRIDES) || |
---|
5482 | | - (ucmd.single_wqe_log_num_of_strides < |
---|
5483 | | - MLX5_MIN_SINGLE_WQE_LOG_NUM_STRIDES)) { |
---|
5484 | | - mlx5_ib_dbg(dev, "Invalid log num strides (%u. Range is %u - %u)\n", |
---|
5485 | | - ucmd.single_wqe_log_num_of_strides, |
---|
5486 | | - MLX5_MIN_SINGLE_WQE_LOG_NUM_STRIDES, |
---|
5487 | | - MLX5_MAX_SINGLE_WQE_LOG_NUM_STRIDES); |
---|
| 5031 | + if (!log_of_strides_valid(dev, |
---|
| 5032 | + ucmd.single_wqe_log_num_of_strides)) { |
---|
| 5033 | + mlx5_ib_dbg( |
---|
| 5034 | + dev, |
---|
| 5035 | + "Invalid log num strides (%u. Range is %u - %u)\n", |
---|
| 5036 | + ucmd.single_wqe_log_num_of_strides, |
---|
| 5037 | + MLX5_CAP_GEN(dev->mdev, ext_stride_num_range) ? |
---|
| 5038 | + MLX5_EXT_MIN_SINGLE_WQE_LOG_NUM_STRIDES : |
---|
| 5039 | + MLX5_MIN_SINGLE_WQE_LOG_NUM_STRIDES, |
---|
| 5040 | + MLX5_MAX_SINGLE_WQE_LOG_NUM_STRIDES); |
---|
5488 | 5041 | return -EINVAL; |
---|
5489 | 5042 | } |
---|
5490 | 5043 | rwq->single_stride_log_num_of_bytes = |
---|
.. | .. |
---|
5500 | 5053 | return err; |
---|
5501 | 5054 | } |
---|
5502 | 5055 | |
---|
5503 | | - err = create_user_rq(dev, pd, rwq, &ucmd); |
---|
| 5056 | + err = create_user_rq(dev, pd, udata, rwq, &ucmd); |
---|
5504 | 5057 | if (err) { |
---|
5505 | 5058 | mlx5_ib_dbg(dev, "err %d\n", err); |
---|
5506 | | - if (err) |
---|
5507 | | - return err; |
---|
| 5059 | + return err; |
---|
5508 | 5060 | } |
---|
5509 | 5061 | |
---|
5510 | 5062 | rwq->user_index = ucmd.user_index; |
---|
.. | .. |
---|
5524 | 5076 | if (!udata) |
---|
5525 | 5077 | return ERR_PTR(-ENOSYS); |
---|
5526 | 5078 | |
---|
5527 | | - min_resp_len = offsetof(typeof(resp), reserved) + sizeof(resp.reserved); |
---|
| 5079 | + min_resp_len = offsetofend(struct mlx5_ib_create_wq_resp, reserved); |
---|
5528 | 5080 | if (udata->outlen && udata->outlen < min_resp_len) |
---|
5529 | 5081 | return ERR_PTR(-EINVAL); |
---|
5530 | 5082 | |
---|
.. | .. |
---|
5554 | 5106 | rwq->ibwq.wq_num = rwq->core_qp.qpn; |
---|
5555 | 5107 | rwq->ibwq.state = IB_WQS_RESET; |
---|
5556 | 5108 | if (udata->outlen) { |
---|
5557 | | - resp.response_length = offsetof(typeof(resp), response_length) + |
---|
5558 | | - sizeof(resp.response_length); |
---|
| 5109 | + resp.response_length = offsetofend( |
---|
| 5110 | + struct mlx5_ib_create_wq_resp, response_length); |
---|
5559 | 5111 | err = ib_copy_to_udata(udata, &resp, resp.response_length); |
---|
5560 | 5112 | if (err) |
---|
5561 | 5113 | goto err_copy; |
---|
.. | .. |
---|
5566 | 5118 | return &rwq->ibwq; |
---|
5567 | 5119 | |
---|
5568 | 5120 | err_copy: |
---|
5569 | | - mlx5_core_destroy_rq_tracked(dev->mdev, &rwq->core_qp); |
---|
| 5121 | + mlx5_core_destroy_rq_tracked(dev, &rwq->core_qp); |
---|
5570 | 5122 | err_user_rq: |
---|
5571 | | - destroy_user_rq(dev, pd, rwq); |
---|
| 5123 | + destroy_user_rq(dev, pd, rwq, udata); |
---|
5572 | 5124 | err: |
---|
5573 | 5125 | kfree(rwq); |
---|
5574 | 5126 | return ERR_PTR(err); |
---|
5575 | 5127 | } |
---|
5576 | 5128 | |
---|
5577 | | -int mlx5_ib_destroy_wq(struct ib_wq *wq) |
---|
| 5129 | +int mlx5_ib_destroy_wq(struct ib_wq *wq, struct ib_udata *udata) |
---|
5578 | 5130 | { |
---|
5579 | 5131 | struct mlx5_ib_dev *dev = to_mdev(wq->device); |
---|
5580 | 5132 | struct mlx5_ib_rwq *rwq = to_mrwq(wq); |
---|
| 5133 | + int ret; |
---|
5581 | 5134 | |
---|
5582 | | - mlx5_core_destroy_rq_tracked(dev->mdev, &rwq->core_qp); |
---|
5583 | | - destroy_user_rq(dev, wq->pd, rwq); |
---|
| 5135 | + ret = mlx5_core_destroy_rq_tracked(dev, &rwq->core_qp); |
---|
| 5136 | + if (ret) |
---|
| 5137 | + return ret; |
---|
| 5138 | + destroy_user_rq(dev, wq->pd, rwq, udata); |
---|
5584 | 5139 | kfree(rwq); |
---|
5585 | | - |
---|
5586 | 5140 | return 0; |
---|
5587 | 5141 | } |
---|
5588 | 5142 | |
---|
5589 | | -struct ib_rwq_ind_table *mlx5_ib_create_rwq_ind_table(struct ib_device *device, |
---|
5590 | | - struct ib_rwq_ind_table_init_attr *init_attr, |
---|
5591 | | - struct ib_udata *udata) |
---|
| 5143 | +int mlx5_ib_create_rwq_ind_table(struct ib_rwq_ind_table *ib_rwq_ind_table, |
---|
| 5144 | + struct ib_rwq_ind_table_init_attr *init_attr, |
---|
| 5145 | + struct ib_udata *udata) |
---|
5592 | 5146 | { |
---|
5593 | | - struct mlx5_ib_dev *dev = to_mdev(device); |
---|
5594 | | - struct mlx5_ib_rwq_ind_table *rwq_ind_tbl; |
---|
| 5147 | + struct mlx5_ib_rwq_ind_table *rwq_ind_tbl = |
---|
| 5148 | + to_mrwq_ind_table(ib_rwq_ind_table); |
---|
| 5149 | + struct mlx5_ib_dev *dev = to_mdev(ib_rwq_ind_table->device); |
---|
5595 | 5150 | int sz = 1 << init_attr->log_ind_tbl_size; |
---|
5596 | 5151 | struct mlx5_ib_create_rwq_ind_tbl_resp resp = {}; |
---|
5597 | 5152 | size_t min_resp_len; |
---|
.. | .. |
---|
5604 | 5159 | if (udata->inlen > 0 && |
---|
5605 | 5160 | !ib_is_udata_cleared(udata, 0, |
---|
5606 | 5161 | udata->inlen)) |
---|
5607 | | - return ERR_PTR(-EOPNOTSUPP); |
---|
| 5162 | + return -EOPNOTSUPP; |
---|
5608 | 5163 | |
---|
5609 | 5164 | if (init_attr->log_ind_tbl_size > |
---|
5610 | 5165 | MLX5_CAP_GEN(dev->mdev, log_max_rqt_size)) { |
---|
5611 | 5166 | mlx5_ib_dbg(dev, "log_ind_tbl_size = %d is bigger than supported = %d\n", |
---|
5612 | 5167 | init_attr->log_ind_tbl_size, |
---|
5613 | 5168 | MLX5_CAP_GEN(dev->mdev, log_max_rqt_size)); |
---|
5614 | | - return ERR_PTR(-EINVAL); |
---|
| 5169 | + return -EINVAL; |
---|
5615 | 5170 | } |
---|
5616 | 5171 | |
---|
5617 | | - min_resp_len = offsetof(typeof(resp), reserved) + sizeof(resp.reserved); |
---|
| 5172 | + min_resp_len = |
---|
| 5173 | + offsetofend(struct mlx5_ib_create_rwq_ind_tbl_resp, reserved); |
---|
5618 | 5174 | if (udata->outlen && udata->outlen < min_resp_len) |
---|
5619 | | - return ERR_PTR(-EINVAL); |
---|
5620 | | - |
---|
5621 | | - rwq_ind_tbl = kzalloc(sizeof(*rwq_ind_tbl), GFP_KERNEL); |
---|
5622 | | - if (!rwq_ind_tbl) |
---|
5623 | | - return ERR_PTR(-ENOMEM); |
---|
| 5175 | + return -EINVAL; |
---|
5624 | 5176 | |
---|
5625 | 5177 | inlen = MLX5_ST_SZ_BYTES(create_rqt_in) + sizeof(u32) * sz; |
---|
5626 | 5178 | in = kvzalloc(inlen, GFP_KERNEL); |
---|
5627 | | - if (!in) { |
---|
5628 | | - err = -ENOMEM; |
---|
5629 | | - goto err; |
---|
5630 | | - } |
---|
| 5179 | + if (!in) |
---|
| 5180 | + return -ENOMEM; |
---|
5631 | 5181 | |
---|
5632 | 5182 | rqtc = MLX5_ADDR_OF(create_rqt_in, in, rqt_context); |
---|
5633 | 5183 | |
---|
.. | .. |
---|
5637 | 5187 | for (i = 0; i < sz; i++) |
---|
5638 | 5188 | MLX5_SET(rqtc, rqtc, rq_num[i], init_attr->ind_tbl[i]->wq_num); |
---|
5639 | 5189 | |
---|
| 5190 | + rwq_ind_tbl->uid = to_mpd(init_attr->ind_tbl[0]->pd)->uid; |
---|
| 5191 | + MLX5_SET(create_rqt_in, in, uid, rwq_ind_tbl->uid); |
---|
| 5192 | + |
---|
5640 | 5193 | err = mlx5_core_create_rqt(dev->mdev, in, inlen, &rwq_ind_tbl->rqtn); |
---|
5641 | 5194 | kvfree(in); |
---|
5642 | | - |
---|
5643 | 5195 | if (err) |
---|
5644 | | - goto err; |
---|
| 5196 | + return err; |
---|
5645 | 5197 | |
---|
5646 | 5198 | rwq_ind_tbl->ib_rwq_ind_tbl.ind_tbl_num = rwq_ind_tbl->rqtn; |
---|
5647 | 5199 | if (udata->outlen) { |
---|
5648 | | - resp.response_length = offsetof(typeof(resp), response_length) + |
---|
5649 | | - sizeof(resp.response_length); |
---|
| 5200 | + resp.response_length = |
---|
| 5201 | + offsetofend(struct mlx5_ib_create_rwq_ind_tbl_resp, |
---|
| 5202 | + response_length); |
---|
5650 | 5203 | err = ib_copy_to_udata(udata, &resp, resp.response_length); |
---|
5651 | 5204 | if (err) |
---|
5652 | 5205 | goto err_copy; |
---|
5653 | 5206 | } |
---|
5654 | 5207 | |
---|
5655 | | - return &rwq_ind_tbl->ib_rwq_ind_tbl; |
---|
| 5208 | + return 0; |
---|
5656 | 5209 | |
---|
5657 | 5210 | err_copy: |
---|
5658 | | - mlx5_core_destroy_rqt(dev->mdev, rwq_ind_tbl->rqtn); |
---|
5659 | | -err: |
---|
5660 | | - kfree(rwq_ind_tbl); |
---|
5661 | | - return ERR_PTR(err); |
---|
| 5211 | + mlx5_cmd_destroy_rqt(dev->mdev, rwq_ind_tbl->rqtn, rwq_ind_tbl->uid); |
---|
| 5212 | + return err; |
---|
5662 | 5213 | } |
---|
5663 | 5214 | |
---|
5664 | 5215 | int mlx5_ib_destroy_rwq_ind_table(struct ib_rwq_ind_table *ib_rwq_ind_tbl) |
---|
.. | .. |
---|
5666 | 5217 | struct mlx5_ib_rwq_ind_table *rwq_ind_tbl = to_mrwq_ind_table(ib_rwq_ind_tbl); |
---|
5667 | 5218 | struct mlx5_ib_dev *dev = to_mdev(ib_rwq_ind_tbl->device); |
---|
5668 | 5219 | |
---|
5669 | | - mlx5_core_destroy_rqt(dev->mdev, rwq_ind_tbl->rqtn); |
---|
5670 | | - |
---|
5671 | | - kfree(rwq_ind_tbl); |
---|
5672 | | - return 0; |
---|
| 5220 | + return mlx5_cmd_destroy_rqt(dev->mdev, rwq_ind_tbl->rqtn, rwq_ind_tbl->uid); |
---|
5673 | 5221 | } |
---|
5674 | 5222 | |
---|
5675 | 5223 | int mlx5_ib_modify_wq(struct ib_wq *wq, struct ib_wq_attr *wq_attr, |
---|
.. | .. |
---|
5686 | 5234 | void *rqc; |
---|
5687 | 5235 | void *in; |
---|
5688 | 5236 | |
---|
5689 | | - required_cmd_sz = offsetof(typeof(ucmd), reserved) + sizeof(ucmd.reserved); |
---|
| 5237 | + required_cmd_sz = offsetofend(struct mlx5_ib_modify_wq, reserved); |
---|
5690 | 5238 | if (udata->inlen < required_cmd_sz) |
---|
5691 | 5239 | return -EINVAL; |
---|
5692 | 5240 | |
---|
.. | .. |
---|
5708 | 5256 | |
---|
5709 | 5257 | rqc = MLX5_ADDR_OF(modify_rq_in, in, ctx); |
---|
5710 | 5258 | |
---|
5711 | | - curr_wq_state = (wq_attr_mask & IB_WQ_CUR_STATE) ? |
---|
5712 | | - wq_attr->curr_wq_state : wq->state; |
---|
5713 | | - wq_state = (wq_attr_mask & IB_WQ_STATE) ? |
---|
5714 | | - wq_attr->wq_state : curr_wq_state; |
---|
| 5259 | + curr_wq_state = wq_attr->curr_wq_state; |
---|
| 5260 | + wq_state = wq_attr->wq_state; |
---|
5715 | 5261 | if (curr_wq_state == IB_WQS_ERR) |
---|
5716 | 5262 | curr_wq_state = MLX5_RQC_STATE_ERR; |
---|
5717 | 5263 | if (wq_state == IB_WQS_ERR) |
---|
5718 | 5264 | wq_state = MLX5_RQC_STATE_ERR; |
---|
5719 | 5265 | MLX5_SET(modify_rq_in, in, rq_state, curr_wq_state); |
---|
| 5266 | + MLX5_SET(modify_rq_in, in, uid, to_mpd(wq->pd)->uid); |
---|
5720 | 5267 | MLX5_SET(rqc, rqc, state, wq_state); |
---|
5721 | 5268 | |
---|
5722 | 5269 | if (wq_attr_mask & IB_WQ_FLAGS) { |
---|
.. | .. |
---|
5742 | 5289 | } |
---|
5743 | 5290 | |
---|
5744 | 5291 | if (curr_wq_state == IB_WQS_RESET && wq_state == IB_WQS_RDY) { |
---|
| 5292 | + u16 set_id; |
---|
| 5293 | + |
---|
| 5294 | + set_id = mlx5_ib_get_counters_id(dev, 0); |
---|
5745 | 5295 | if (MLX5_CAP_GEN(dev->mdev, modify_rq_counter_set_id)) { |
---|
5746 | 5296 | MLX5_SET64(modify_rq_in, in, modify_bitmask, |
---|
5747 | 5297 | MLX5_MODIFY_RQ_IN_MODIFY_BITMASK_RQ_COUNTER_SET_ID); |
---|
5748 | | - MLX5_SET(rqc, rqc, counter_set_id, |
---|
5749 | | - dev->port->cnts.set_id); |
---|
| 5298 | + MLX5_SET(rqc, rqc, counter_set_id, set_id); |
---|
5750 | 5299 | } else |
---|
5751 | | - pr_info_once("%s: Receive WQ counters are not supported on current FW\n", |
---|
5752 | | - dev->ib_dev.name); |
---|
| 5300 | + dev_info_once( |
---|
| 5301 | + &dev->ib_dev.dev, |
---|
| 5302 | + "Receive WQ counters are not supported on current FW\n"); |
---|
5753 | 5303 | } |
---|
5754 | 5304 | |
---|
5755 | | - err = mlx5_core_modify_rq(dev->mdev, rwq->core_qp.qpn, in, inlen); |
---|
| 5305 | + err = mlx5_core_modify_rq(dev->mdev, rwq->core_qp.qpn, in); |
---|
5756 | 5306 | if (!err) |
---|
5757 | 5307 | rwq->ibwq.state = (wq_state == MLX5_RQC_STATE_ERR) ? IB_WQS_ERR : wq_state; |
---|
5758 | 5308 | |
---|
.. | .. |
---|
5819 | 5369 | /* Run the CQ handler - this makes sure that the drain WR will |
---|
5820 | 5370 | * be processed if wasn't processed yet. |
---|
5821 | 5371 | */ |
---|
5822 | | - mcq->mcq.comp(&mcq->mcq); |
---|
| 5372 | + mcq->mcq.comp(&mcq->mcq, NULL); |
---|
5823 | 5373 | } |
---|
5824 | 5374 | |
---|
5825 | 5375 | wait_for_completion(&sdrain->done); |
---|
.. | .. |
---|
5851 | 5401 | sdrain.cqe.done = mlx5_ib_drain_qp_done; |
---|
5852 | 5402 | init_completion(&sdrain.done); |
---|
5853 | 5403 | |
---|
5854 | | - ret = _mlx5_ib_post_send(qp, &swr.wr, &bad_swr, true); |
---|
| 5404 | + ret = mlx5_ib_post_send_drain(qp, &swr.wr, &bad_swr); |
---|
5855 | 5405 | if (ret) { |
---|
5856 | 5406 | WARN_ONCE(ret, "failed to drain send queue: %d\n", ret); |
---|
5857 | 5407 | return; |
---|
.. | .. |
---|
5881 | 5431 | rdrain.cqe.done = mlx5_ib_drain_qp_done; |
---|
5882 | 5432 | init_completion(&rdrain.done); |
---|
5883 | 5433 | |
---|
5884 | | - ret = _mlx5_ib_post_recv(qp, &rwr, &bad_rwr, true); |
---|
| 5434 | + ret = mlx5_ib_post_recv_drain(qp, &rwr, &bad_rwr); |
---|
5885 | 5435 | if (ret) { |
---|
5886 | 5436 | WARN_ONCE(ret, "failed to drain recv queue: %d\n", ret); |
---|
5887 | 5437 | return; |
---|
.. | .. |
---|
5889 | 5439 | |
---|
5890 | 5440 | handle_drain_completion(cq, &rdrain, dev); |
---|
5891 | 5441 | } |
---|
| 5442 | + |
---|
| 5443 | +/** |
---|
| 5444 | + * Bind a qp to a counter. If @counter is NULL then bind the qp to |
---|
| 5445 | + * the default counter |
---|
| 5446 | + */ |
---|
| 5447 | +int mlx5_ib_qp_set_counter(struct ib_qp *qp, struct rdma_counter *counter) |
---|
| 5448 | +{ |
---|
| 5449 | + struct mlx5_ib_dev *dev = to_mdev(qp->device); |
---|
| 5450 | + struct mlx5_ib_qp *mqp = to_mqp(qp); |
---|
| 5451 | + int err = 0; |
---|
| 5452 | + |
---|
| 5453 | + mutex_lock(&mqp->mutex); |
---|
| 5454 | + if (mqp->state == IB_QPS_RESET) { |
---|
| 5455 | + qp->counter = counter; |
---|
| 5456 | + goto out; |
---|
| 5457 | + } |
---|
| 5458 | + |
---|
| 5459 | + if (!MLX5_CAP_GEN(dev->mdev, rts2rts_qp_counters_set_id)) { |
---|
| 5460 | + err = -EOPNOTSUPP; |
---|
| 5461 | + goto out; |
---|
| 5462 | + } |
---|
| 5463 | + |
---|
| 5464 | + if (mqp->state == IB_QPS_RTS) { |
---|
| 5465 | + err = __mlx5_ib_qp_set_counter(qp, counter); |
---|
| 5466 | + if (!err) |
---|
| 5467 | + qp->counter = counter; |
---|
| 5468 | + |
---|
| 5469 | + goto out; |
---|
| 5470 | + } |
---|
| 5471 | + |
---|
| 5472 | + mqp->counter_pending = 1; |
---|
| 5473 | + qp->counter = counter; |
---|
| 5474 | + |
---|
| 5475 | +out: |
---|
| 5476 | + mutex_unlock(&mqp->mutex); |
---|
| 5477 | + return err; |
---|
| 5478 | +} |
---|