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2024-05-11 04dd17822334871b23ea2862f7798fb0e0007777 
 kernel/drivers/net/ethernet/mellanox/mlx5/core/mr.c
....@@ -33,111 +33,50 @@
3333 #include <linux/kernel.h>
3434 #include <linux/module.h>
3535 #include <linux/mlx5/driver.h>
36
-#include <linux/mlx5/cmd.h>
3736 #include "mlx5_core.h"
38
-
39
-void mlx5_init_mkey_table(struct mlx5_core_dev *dev)
40
-{
41
-	struct mlx5_mkey_table *table = &dev->priv.mkey_table;
42
-
43
-	memset(table, 0, sizeof(*table));
44
-	rwlock_init(&table->lock);
45
-	INIT_RADIX_TREE(&table->tree, GFP_ATOMIC);
46
-}
47
-
48
-void mlx5_cleanup_mkey_table(struct mlx5_core_dev *dev)
49
-{
50
-}
51
-
52
-int mlx5_core_create_mkey_cb(struct mlx5_core_dev *dev,
53
-			     struct mlx5_core_mkey *mkey,
54
-			     u32 *in, int inlen,
55
-			     u32 *out, int outlen,
56
-			     mlx5_cmd_cbk_t callback, void *context)
57
-{
58
-	struct mlx5_mkey_table *table = &dev->priv.mkey_table;
59
-	u32 lout[MLX5_ST_SZ_DW(create_mkey_out)] = {0};
60
-	u32 mkey_index;
61
-	void *mkc;
62
-	int err;
63
-	u8 key;
64
-
65
-	spin_lock_irq(&dev->priv.mkey_lock);
66
-	key = dev->priv.mkey_key++;
67
-	spin_unlock_irq(&dev->priv.mkey_lock);
68
-	mkc = MLX5_ADDR_OF(create_mkey_in, in, memory_key_mkey_entry);
69
-
70
-	MLX5_SET(create_mkey_in, in, opcode, MLX5_CMD_OP_CREATE_MKEY);
71
-	MLX5_SET(mkc, mkc, mkey_7_0, key);
72
-
73
-	if (callback)
74
-		return mlx5_cmd_exec_cb(dev, in, inlen, out, outlen,
75
-					callback, context);
76
-
77
-	err = mlx5_cmd_exec(dev, in, inlen, lout, sizeof(lout));
78
-	if (err)
79
-		return err;
80
-
81
-	mkey_index = MLX5_GET(create_mkey_out, lout, mkey_index);
82
-	mkey->iova = MLX5_GET64(mkc, mkc, start_addr);
83
-	mkey->size = MLX5_GET64(mkc, mkc, len);
84
-	mkey->key = mlx5_idx_to_mkey(mkey_index) | key;
85
-	mkey->pd = MLX5_GET(mkc, mkc, pd);
86
-
87
-	mlx5_core_dbg(dev, "out 0x%x, key 0x%x, mkey 0x%x\n",
88
-		      mkey_index, key, mkey->key);
89
-
90
-	/* connect to mkey tree */
91
-	write_lock_irq(&table->lock);
92
-	err = radix_tree_insert(&table->tree, mlx5_base_mkey(mkey->key), mkey);
93
-	write_unlock_irq(&table->lock);
94
-	if (err) {
95
-		mlx5_core_warn(dev, "failed radix tree insert of mkey 0x%x, %d\n",
96
-			       mlx5_base_mkey(mkey->key), err);
97
-		mlx5_core_destroy_mkey(dev, mkey);
98
-	}
99
-
100
-	return err;
101
-}
102
-EXPORT_SYMBOL(mlx5_core_create_mkey_cb);
10337 
10438 int mlx5_core_create_mkey(struct mlx5_core_dev *dev,
10539 			  struct mlx5_core_mkey *mkey,
10640 			  u32 *in, int inlen)
10741 {
108
-	return mlx5_core_create_mkey_cb(dev, mkey, in, inlen,
109
-					NULL, 0, NULL, NULL);
42
+	u32 lout[MLX5_ST_SZ_DW(create_mkey_out)] = {};
43
+	u32 mkey_index;
44
+	void *mkc;
45
+	int err;
46
+
47
+	MLX5_SET(create_mkey_in, in, opcode, MLX5_CMD_OP_CREATE_MKEY);
48
+
49
+	err = mlx5_cmd_exec(dev, in, inlen, lout, sizeof(lout));
50
+	if (err)
51
+		return err;
52
+
53
+	mkc = MLX5_ADDR_OF(create_mkey_in, in, memory_key_mkey_entry);
54
+	mkey_index = MLX5_GET(create_mkey_out, lout, mkey_index);
55
+	mkey->iova = MLX5_GET64(mkc, mkc, start_addr);
56
+	mkey->size = MLX5_GET64(mkc, mkc, len);
57
+	mkey->key = (u32)mlx5_mkey_variant(mkey->key) | mlx5_idx_to_mkey(mkey_index);
58
+	mkey->pd = MLX5_GET(mkc, mkc, pd);
59
+
60
+	mlx5_core_dbg(dev, "out 0x%x, mkey 0x%x\n", mkey_index, mkey->key);
61
+	return 0;
11062 }
11163 EXPORT_SYMBOL(mlx5_core_create_mkey);
11264 
11365 int mlx5_core_destroy_mkey(struct mlx5_core_dev *dev,
11466 			   struct mlx5_core_mkey *mkey)
11567 {
116
-	struct mlx5_mkey_table *table = &dev->priv.mkey_table;
117
-	u32 out[MLX5_ST_SZ_DW(destroy_mkey_out)] = {0};
118
-	u32 in[MLX5_ST_SZ_DW(destroy_mkey_in)]   = {0};
119
-	struct mlx5_core_mkey *deleted_mkey;
120
-	unsigned long flags;
121
-
122
-	write_lock_irqsave(&table->lock, flags);
123
-	deleted_mkey = radix_tree_delete(&table->tree, mlx5_base_mkey(mkey->key));
124
-	write_unlock_irqrestore(&table->lock, flags);
125
-	if (!deleted_mkey) {
126
-		mlx5_core_dbg(dev, "failed radix tree delete of mkey 0x%x\n",
127
-			      mlx5_base_mkey(mkey->key));
128
-		return -ENOENT;
129
-	}
68
+	u32 in[MLX5_ST_SZ_DW(destroy_mkey_in)] = {};
13069 
13170 	MLX5_SET(destroy_mkey_in, in, opcode, MLX5_CMD_OP_DESTROY_MKEY);
13271 	MLX5_SET(destroy_mkey_in, in, mkey_index, mlx5_mkey_to_idx(mkey->key));
133
-	return mlx5_cmd_exec(dev, in, sizeof(in), out, sizeof(out));
72
+	return mlx5_cmd_exec_in(dev, destroy_mkey, in);
13473 }
13574 EXPORT_SYMBOL(mlx5_core_destroy_mkey);
13675 
13776 int mlx5_core_query_mkey(struct mlx5_core_dev *dev, struct mlx5_core_mkey *mkey,
13877 			 u32 *out, int outlen)
13978 {
140
-	u32 in[MLX5_ST_SZ_DW(query_mkey_in)] = {0};
79
+	u32 in[MLX5_ST_SZ_DW(query_mkey_in)] = {};
14180 
14281 	memset(out, 0, outlen);
14382 	MLX5_SET(query_mkey_in, in, opcode, MLX5_CMD_OP_QUERY_MKEY);
....@@ -159,8 +98,8 @@
15998 int mlx5_core_create_psv(struct mlx5_core_dev *dev, u32 pdn,
16099 			 int npsvs, u32 *sig_index)
161100 {
162
-	u32 out[MLX5_ST_SZ_DW(create_psv_out)] = {0};
163
-	u32 in[MLX5_ST_SZ_DW(create_psv_in)]   = {0};
101
+	u32 out[MLX5_ST_SZ_DW(create_psv_out)] = {};
102
+	u32 in[MLX5_ST_SZ_DW(create_psv_in)] = {};
164103 	int i, err;
165104 
166105 	if (npsvs > MLX5_MAX_PSVS)
....@@ -170,7 +109,7 @@
170109 	MLX5_SET(create_psv_in, in, pd, pdn);
171110 	MLX5_SET(create_psv_in, in, num_psv, npsvs);
172111 
173
-	err = mlx5_cmd_exec(dev, in, sizeof(in), out, sizeof(out));
112
+	err = mlx5_cmd_exec_inout(dev, create_psv, in, out);
174113 	if (err)
175114 		return err;
176115 
....@@ -183,11 +122,10 @@
183122 
184123 int mlx5_core_destroy_psv(struct mlx5_core_dev *dev, int psv_num)
185124 {
186
-	u32 out[MLX5_ST_SZ_DW(destroy_psv_out)] = {0};
187
-	u32 in[MLX5_ST_SZ_DW(destroy_psv_in)]   = {0};
125
+	u32 in[MLX5_ST_SZ_DW(destroy_psv_in)] = {};
188126 
189127 	MLX5_SET(destroy_psv_in, in, opcode, MLX5_CMD_OP_DESTROY_PSV);
190128 	MLX5_SET(destroy_psv_in, in, psvn, psv_num);
191
-	return mlx5_cmd_exec(dev, in, sizeof(in), out, sizeof(out));
129
+	return mlx5_cmd_exec_in(dev, destroy_psv, in);
192130 }
193131 EXPORT_SYMBOL(mlx5_core_destroy_psv);