From bedbef8ad3e75a304af6361af235302bcc61d06b Mon Sep 17 00:00:00 2001
From: hc <hc@nodka.com>
Date: Tue, 14 May 2024 06:39:01 +0000
Subject: [PATCH] 修改内核路径
---
kernel/drivers/infiniband/hw/vmw_pvrdma/pvrdma_main.c | 172 ++++++++++++++++++++++++++++----------------------------
1 files changed, 86 insertions(+), 86 deletions(-)
diff --git a/kernel/drivers/infiniband/hw/vmw_pvrdma/pvrdma_main.c b/kernel/drivers/infiniband/hw/vmw_pvrdma/pvrdma_main.c
index 0a414c5..6895bac 100644
--- a/kernel/drivers/infiniband/hw/vmw_pvrdma/pvrdma_main.c
+++ b/kernel/drivers/infiniband/hw/vmw_pvrdma/pvrdma_main.c
@@ -65,32 +65,36 @@
static int pvrdma_add_gid(const struct ib_gid_attr *attr, void **context);
static int pvrdma_del_gid(const struct ib_gid_attr *attr, void **context);
-static ssize_t show_hca(struct device *device, struct device_attribute *attr,
- char *buf)
+static ssize_t hca_type_show(struct device *device,
+ struct device_attribute *attr, char *buf)
{
return sprintf(buf, "VMW_PVRDMA-%s\n", DRV_VERSION);
}
+static DEVICE_ATTR_RO(hca_type);
-static ssize_t show_rev(struct device *device, struct device_attribute *attr,
- char *buf)
+static ssize_t hw_rev_show(struct device *device,
+ struct device_attribute *attr, char *buf)
{
return sprintf(buf, "%d\n", PVRDMA_REV_ID);
}
+static DEVICE_ATTR_RO(hw_rev);
-static ssize_t show_board(struct device *device, struct device_attribute *attr,
- char *buf)
+static ssize_t board_id_show(struct device *device,
+ struct device_attribute *attr, char *buf)
{
return sprintf(buf, "%d\n", PVRDMA_BOARD_ID);
}
+static DEVICE_ATTR_RO(board_id);
-static DEVICE_ATTR(hw_rev, S_IRUGO, show_rev, NULL);
-static DEVICE_ATTR(hca_type, S_IRUGO, show_hca, NULL);
-static DEVICE_ATTR(board_id, S_IRUGO, show_board, NULL);
+static struct attribute *pvrdma_class_attributes[] = {
+ &dev_attr_hw_rev.attr,
+ &dev_attr_hca_type.attr,
+ &dev_attr_board_id.attr,
+ NULL,
+};
-static struct device_attribute *pvrdma_class_attributes[] = {
- &dev_attr_hw_rev,
- &dev_attr_hca_type,
- &dev_attr_board_id
+static const struct attribute_group pvrdma_attr_group = {
+ .attrs = pvrdma_class_attributes,
};
static void pvrdma_get_fw_ver_str(struct ib_device *device, char *str)
@@ -139,37 +143,68 @@
return 0;
}
-static struct net_device *pvrdma_get_netdev(struct ib_device *ibdev,
- u8 port_num)
-{
- struct net_device *netdev;
- struct pvrdma_dev *dev = to_vdev(ibdev);
+static const struct ib_device_ops pvrdma_dev_ops = {
+ .owner = THIS_MODULE,
+ .driver_id = RDMA_DRIVER_VMW_PVRDMA,
+ .uverbs_abi_ver = PVRDMA_UVERBS_ABI_VERSION,
- if (port_num != 1)
- return NULL;
+ .add_gid = pvrdma_add_gid,
+ .alloc_mr = pvrdma_alloc_mr,
+ .alloc_pd = pvrdma_alloc_pd,
+ .alloc_ucontext = pvrdma_alloc_ucontext,
+ .create_ah = pvrdma_create_ah,
+ .create_cq = pvrdma_create_cq,
+ .create_qp = pvrdma_create_qp,
+ .dealloc_pd = pvrdma_dealloc_pd,
+ .dealloc_ucontext = pvrdma_dealloc_ucontext,
+ .del_gid = pvrdma_del_gid,
+ .dereg_mr = pvrdma_dereg_mr,
+ .destroy_ah = pvrdma_destroy_ah,
+ .destroy_cq = pvrdma_destroy_cq,
+ .destroy_qp = pvrdma_destroy_qp,
+ .get_dev_fw_str = pvrdma_get_fw_ver_str,
+ .get_dma_mr = pvrdma_get_dma_mr,
+ .get_link_layer = pvrdma_port_link_layer,
+ .get_port_immutable = pvrdma_port_immutable,
+ .map_mr_sg = pvrdma_map_mr_sg,
+ .mmap = pvrdma_mmap,
+ .modify_port = pvrdma_modify_port,
+ .modify_qp = pvrdma_modify_qp,
+ .poll_cq = pvrdma_poll_cq,
+ .post_recv = pvrdma_post_recv,
+ .post_send = pvrdma_post_send,
+ .query_device = pvrdma_query_device,
+ .query_gid = pvrdma_query_gid,
+ .query_pkey = pvrdma_query_pkey,
+ .query_port = pvrdma_query_port,
+ .query_qp = pvrdma_query_qp,
+ .reg_user_mr = pvrdma_reg_user_mr,
+ .req_notify_cq = pvrdma_req_notify_cq,
- rcu_read_lock();
- netdev = dev->netdev;
- if (netdev)
- dev_hold(netdev);
- rcu_read_unlock();
+ INIT_RDMA_OBJ_SIZE(ib_ah, pvrdma_ah, ibah),
+ INIT_RDMA_OBJ_SIZE(ib_cq, pvrdma_cq, ibcq),
+ INIT_RDMA_OBJ_SIZE(ib_pd, pvrdma_pd, ibpd),
+ INIT_RDMA_OBJ_SIZE(ib_ucontext, pvrdma_ucontext, ibucontext),
+};
- return netdev;
-}
+static const struct ib_device_ops pvrdma_dev_srq_ops = {
+ .create_srq = pvrdma_create_srq,
+ .destroy_srq = pvrdma_destroy_srq,
+ .modify_srq = pvrdma_modify_srq,
+ .query_srq = pvrdma_query_srq,
+
+ INIT_RDMA_OBJ_SIZE(ib_srq, pvrdma_srq, ibsrq),
+};
static int pvrdma_register_device(struct pvrdma_dev *dev)
{
int ret = -1;
- int i = 0;
- strlcpy(dev->ib_dev.name, "vmw_pvrdma%d", IB_DEVICE_NAME_MAX);
dev->ib_dev.node_guid = dev->dsr->caps.node_guid;
dev->sys_image_guid = dev->dsr->caps.sys_image_guid;
dev->flags = 0;
- dev->ib_dev.owner = THIS_MODULE;
dev->ib_dev.num_comp_vectors = 1;
dev->ib_dev.dev.parent = &dev->pdev->dev;
- dev->ib_dev.uverbs_abi_ver = PVRDMA_UVERBS_ABI_VERSION;
dev->ib_dev.uverbs_cmd_mask =
(1ull << IB_USER_VERBS_CMD_GET_CONTEXT) |
(1ull << IB_USER_VERBS_CMD_QUERY_DEVICE) |
@@ -195,39 +230,7 @@
dev->ib_dev.node_type = RDMA_NODE_IB_CA;
dev->ib_dev.phys_port_cnt = dev->dsr->caps.phys_port_cnt;
- dev->ib_dev.query_device = pvrdma_query_device;
- dev->ib_dev.query_port = pvrdma_query_port;
- dev->ib_dev.query_gid = pvrdma_query_gid;
- dev->ib_dev.query_pkey = pvrdma_query_pkey;
- dev->ib_dev.modify_port = pvrdma_modify_port;
- dev->ib_dev.alloc_ucontext = pvrdma_alloc_ucontext;
- dev->ib_dev.dealloc_ucontext = pvrdma_dealloc_ucontext;
- dev->ib_dev.mmap = pvrdma_mmap;
- dev->ib_dev.alloc_pd = pvrdma_alloc_pd;
- dev->ib_dev.dealloc_pd = pvrdma_dealloc_pd;
- dev->ib_dev.create_ah = pvrdma_create_ah;
- dev->ib_dev.destroy_ah = pvrdma_destroy_ah;
- dev->ib_dev.create_qp = pvrdma_create_qp;
- dev->ib_dev.modify_qp = pvrdma_modify_qp;
- dev->ib_dev.query_qp = pvrdma_query_qp;
- dev->ib_dev.destroy_qp = pvrdma_destroy_qp;
- dev->ib_dev.post_send = pvrdma_post_send;
- dev->ib_dev.post_recv = pvrdma_post_recv;
- dev->ib_dev.create_cq = pvrdma_create_cq;
- dev->ib_dev.destroy_cq = pvrdma_destroy_cq;
- dev->ib_dev.poll_cq = pvrdma_poll_cq;
- dev->ib_dev.req_notify_cq = pvrdma_req_notify_cq;
- dev->ib_dev.get_dma_mr = pvrdma_get_dma_mr;
- dev->ib_dev.reg_user_mr = pvrdma_reg_user_mr;
- dev->ib_dev.dereg_mr = pvrdma_dereg_mr;
- dev->ib_dev.alloc_mr = pvrdma_alloc_mr;
- dev->ib_dev.map_mr_sg = pvrdma_map_mr_sg;
- dev->ib_dev.add_gid = pvrdma_add_gid;
- dev->ib_dev.del_gid = pvrdma_del_gid;
- dev->ib_dev.get_netdev = pvrdma_get_netdev;
- dev->ib_dev.get_port_immutable = pvrdma_port_immutable;
- dev->ib_dev.get_link_layer = pvrdma_port_link_layer;
- dev->ib_dev.get_dev_fw_str = pvrdma_get_fw_ver_str;
+ ib_set_device_ops(&dev->ib_dev, &pvrdma_dev_ops);
mutex_init(&dev->port_mutex);
spin_lock_init(&dev->desc_lock);
@@ -253,10 +256,7 @@
(1ull << IB_USER_VERBS_CMD_DESTROY_SRQ) |
(1ull << IB_USER_VERBS_CMD_POST_SRQ_RECV);
- dev->ib_dev.create_srq = pvrdma_create_srq;
- dev->ib_dev.modify_srq = pvrdma_modify_srq;
- dev->ib_dev.query_srq = pvrdma_query_srq;
- dev->ib_dev.destroy_srq = pvrdma_destroy_srq;
+ ib_set_device_ops(&dev->ib_dev, &pvrdma_dev_srq_ops);
dev->srq_tbl = kcalloc(dev->dsr->caps.max_srq,
sizeof(struct pvrdma_srq *),
@@ -264,26 +264,20 @@
if (!dev->srq_tbl)
goto err_qp_free;
}
- dev->ib_dev.driver_id = RDMA_DRIVER_VMW_PVRDMA;
- spin_lock_init(&dev->srq_tbl_lock);
-
- ret = ib_register_device(&dev->ib_dev, NULL);
+ ret = ib_device_set_netdev(&dev->ib_dev, dev->netdev, 1);
if (ret)
goto err_srq_free;
+ spin_lock_init(&dev->srq_tbl_lock);
+ rdma_set_device_sysfs_group(&dev->ib_dev, &pvrdma_attr_group);
- for (i = 0; i < ARRAY_SIZE(pvrdma_class_attributes); ++i) {
- ret = device_create_file(&dev->ib_dev.dev,
- pvrdma_class_attributes[i]);
- if (ret)
- goto err_class;
- }
+ ret = ib_register_device(&dev->ib_dev, "vmw_pvrdma%d", &dev->pdev->dev);
+ if (ret)
+ goto err_srq_free;
dev->ib_active = true;
return 0;
-err_class:
- ib_unregister_device(&dev->ib_dev);
err_srq_free:
kfree(dev->srq_tbl);
err_qp_free:
@@ -716,6 +710,7 @@
pvrdma_dispatch_event(dev, 1, IB_EVENT_PORT_ACTIVE);
break;
case NETDEV_UNREGISTER:
+ ib_device_set_netdev(&dev->ib_dev, NULL, 1);
dev_put(dev->netdev);
dev->netdev = NULL;
break;
@@ -727,6 +722,7 @@
if ((dev->netdev == NULL) &&
(pci_get_drvdata(pdev_net) == ndev)) {
/* this is our netdev */
+ ib_device_set_netdev(&dev->ib_dev, ndev, 1);
dev->netdev = ndev;
dev_hold(ndev);
}
@@ -735,7 +731,7 @@
default:
dev_dbg(&dev->pdev->dev, "ignore netdevice event %ld on %s\n",
- event, dev->ib_dev.name);
+ event, dev_name(&dev->ib_dev.dev));
break;
}
}
@@ -793,7 +789,7 @@
dev_dbg(&pdev->dev, "initializing driver %s\n", pci_name(pdev));
/* Allocate zero-out device */
- dev = (struct pvrdma_dev *)ib_alloc_device(sizeof(*dev));
+ dev = ib_alloc_device(pvrdma_dev, ib_dev);
if (!dev) {
dev_err(&pdev->dev, "failed to allocate IB device\n");
return -ENOMEM;
@@ -858,7 +854,7 @@
goto err_free_resource;
}
}
-
+ dma_set_max_seg_size(&pdev->dev, UINT_MAX);
pci_set_master(pdev);
/* Map register space */
@@ -888,8 +884,8 @@
dev_info(&pdev->dev, "device version %d, driver version %d\n",
dev->dsr_version, PVRDMA_VERSION);
- dev->dsr = dma_zalloc_coherent(&pdev->dev, sizeof(*dev->dsr),
- &dev->dsrbase, GFP_KERNEL);
+ dev->dsr = dma_alloc_coherent(&pdev->dev, sizeof(*dev->dsr),
+ &dev->dsrbase, GFP_KERNEL);
if (!dev->dsr) {
dev_err(&pdev->dev, "failed to allocate shared region\n");
ret = -ENOMEM;
@@ -903,7 +899,11 @@
PVRDMA_GOS_BITS_64;
dev->dsr->gos_info.gos_type = PVRDMA_GOS_TYPE_LINUX;
dev->dsr->gos_info.gos_ver = 1;
- dev->dsr->uar_pfn = dev->driver_uar.pfn;
+
+ if (dev->dsr_version < PVRDMA_PPN64_VERSION)
+ dev->dsr->uar_pfn = dev->driver_uar.pfn;
+ else
+ dev->dsr->uar_pfn64 = dev->driver_uar.pfn;
/* Command slot. */
dev->cmd_slot = dma_alloc_coherent(&pdev->dev, PAGE_SIZE,
--
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