summaryrefslogtreecommitdiff
path: root/include/linux/mlx5/driver.h
diff options
context:
space:
mode:
Diffstat (limited to 'include/linux/mlx5/driver.h')
-rw-r--r--include/linux/mlx5/driver.h94
1 files changed, 50 insertions, 44 deletions
diff --git a/include/linux/mlx5/driver.h b/include/linux/mlx5/driver.h
index 9d3a03364e6e..cded85ab6fe4 100644
--- a/include/linux/mlx5/driver.h
+++ b/include/linux/mlx5/driver.h
@@ -345,13 +345,6 @@ struct mlx5_buf_list {
dma_addr_t map;
};
-struct mlx5_buf {
- struct mlx5_buf_list direct;
- int npages;
- int size;
- u8 page_shift;
-};
-
struct mlx5_frag_buf {
struct mlx5_buf_list *frags;
int npages;
@@ -359,6 +352,15 @@ struct mlx5_frag_buf {
u8 page_shift;
};
+struct mlx5_frag_buf_ctrl {
+ struct mlx5_frag_buf frag_buf;
+ u32 sz_m1;
+ u32 frag_sz_m1;
+ u8 log_sz;
+ u8 log_stride;
+ u8 log_frag_strides;
+};
+
struct mlx5_eq_tasklet {
struct list_head list;
struct list_head process_list;
@@ -375,11 +377,18 @@ struct mlx5_eq_pagefault {
mempool_t *pool;
};
+struct mlx5_cq_table {
+ /* protect radix tree */
+ spinlock_t lock;
+ struct radix_tree_root tree;
+};
+
struct mlx5_eq {
struct mlx5_core_dev *dev;
+ struct mlx5_cq_table cq_table;
__be32 __iomem *doorbell;
u32 cons_index;
- struct mlx5_buf buf;
+ struct mlx5_frag_buf buf;
int size;
unsigned int irqn;
u8 eqn;
@@ -526,13 +535,6 @@ struct mlx5_core_health {
struct delayed_work recover_work;
};
-struct mlx5_cq_table {
- /* protect radix tree
- */
- spinlock_t lock;
- struct radix_tree_root tree;
-};
-
struct mlx5_qp_table {
/* protect radix tree
*/
@@ -654,10 +656,6 @@ struct mlx5_priv {
struct dentry *cmdif_debugfs;
/* end: qp staff */
- /* start: cq staff */
- struct mlx5_cq_table cq_table;
- /* end: cq staff */
-
/* start: mkey staff */
struct mlx5_mkey_table mkey_table;
/* end: mkey staff */
@@ -936,9 +934,9 @@ struct mlx5_hca_vport_context {
bool grh_required;
};
-static inline void *mlx5_buf_offset(struct mlx5_buf *buf, int offset)
+static inline void *mlx5_buf_offset(struct mlx5_frag_buf *buf, int offset)
{
- return buf->direct.buf + offset;
+ return buf->frags->buf + offset;
}
#define STRUCT_FIELD(header, field) \
@@ -977,6 +975,25 @@ static inline u32 mlx5_base_mkey(const u32 key)
return key & 0xffffff00u;
}
+static inline void mlx5_core_init_cq_frag_buf(struct mlx5_frag_buf_ctrl *fbc,
+ void *cqc)
+{
+ fbc->log_stride = 6 + MLX5_GET(cqc, cqc, cqe_sz);
+ fbc->log_sz = MLX5_GET(cqc, cqc, log_cq_size);
+ fbc->sz_m1 = (1 << fbc->log_sz) - 1;
+ fbc->log_frag_strides = PAGE_SHIFT - fbc->log_stride;
+ fbc->frag_sz_m1 = (1 << fbc->log_frag_strides) - 1;
+}
+
+static inline void *mlx5_frag_buf_get_wqe(struct mlx5_frag_buf_ctrl *fbc,
+ u32 ix)
+{
+ unsigned int frag = (ix >> fbc->log_frag_strides);
+
+ return fbc->frag_buf.frags[frag].buf +
+ ((fbc->frag_sz_m1 & ix) << fbc->log_stride);
+}
+
int mlx5_cmd_init(struct mlx5_core_dev *dev);
void mlx5_cmd_cleanup(struct mlx5_core_dev *dev);
void mlx5_cmd_use_events(struct mlx5_core_dev *dev);
@@ -1002,9 +1019,10 @@ void mlx5_drain_health_wq(struct mlx5_core_dev *dev);
void mlx5_trigger_health_work(struct mlx5_core_dev *dev);
void mlx5_drain_health_recovery(struct mlx5_core_dev *dev);
int mlx5_buf_alloc_node(struct mlx5_core_dev *dev, int size,
- struct mlx5_buf *buf, int node);
-int mlx5_buf_alloc(struct mlx5_core_dev *dev, int size, struct mlx5_buf *buf);
-void mlx5_buf_free(struct mlx5_core_dev *dev, struct mlx5_buf *buf);
+ struct mlx5_frag_buf *buf, int node);
+int mlx5_buf_alloc(struct mlx5_core_dev *dev,
+ int size, struct mlx5_frag_buf *buf);
+void mlx5_buf_free(struct mlx5_core_dev *dev, struct mlx5_frag_buf *buf);
int mlx5_frag_buf_alloc_node(struct mlx5_core_dev *dev, int size,
struct mlx5_frag_buf *buf, int node);
void mlx5_frag_buf_free(struct mlx5_core_dev *dev, struct mlx5_frag_buf *buf);
@@ -1049,22 +1067,12 @@ int mlx5_satisfy_startup_pages(struct mlx5_core_dev *dev, int boot);
int mlx5_reclaim_startup_pages(struct mlx5_core_dev *dev);
void mlx5_register_debugfs(void);
void mlx5_unregister_debugfs(void);
-int mlx5_eq_init(struct mlx5_core_dev *dev);
-void mlx5_eq_cleanup(struct mlx5_core_dev *dev);
-void mlx5_fill_page_array(struct mlx5_buf *buf, __be64 *pas);
+
+void mlx5_fill_page_array(struct mlx5_frag_buf *buf, __be64 *pas);
void mlx5_fill_page_frag_array(struct mlx5_frag_buf *frag_buf, __be64 *pas);
-void mlx5_cq_completion(struct mlx5_core_dev *dev, u32 cqn);
void mlx5_rsc_event(struct mlx5_core_dev *dev, u32 rsn, int event_type);
void mlx5_srq_event(struct mlx5_core_dev *dev, u32 srqn, int event_type);
struct mlx5_core_srq *mlx5_core_get_srq(struct mlx5_core_dev *dev, u32 srqn);
-void mlx5_cmd_comp_handler(struct mlx5_core_dev *dev, u64 vec, bool forced);
-void mlx5_cq_event(struct mlx5_core_dev *dev, u32 cqn, int event_type);
-int mlx5_create_map_eq(struct mlx5_core_dev *dev, struct mlx5_eq *eq, u8 vecidx,
- int nent, u64 mask, const char *name,
- enum mlx5_eq_type type);
-int mlx5_destroy_unmap_eq(struct mlx5_core_dev *dev, struct mlx5_eq *eq);
-int mlx5_start_eqs(struct mlx5_core_dev *dev);
-void mlx5_stop_eqs(struct mlx5_core_dev *dev);
int mlx5_vector2eqn(struct mlx5_core_dev *dev, int vector, int *eqn,
unsigned int *irqn);
int mlx5_core_attach_mcg(struct mlx5_core_dev *dev, union ib_gid *mgid, u32 qpn);
@@ -1076,14 +1084,6 @@ int mlx5_core_access_reg(struct mlx5_core_dev *dev, void *data_in,
int size_in, void *data_out, int size_out,
u16 reg_num, int arg, int write);
-int mlx5_debug_eq_add(struct mlx5_core_dev *dev, struct mlx5_eq *eq);
-void mlx5_debug_eq_remove(struct mlx5_core_dev *dev, struct mlx5_eq *eq);
-int mlx5_core_eq_query(struct mlx5_core_dev *dev, struct mlx5_eq *eq,
- u32 *out, int outlen);
-int mlx5_eq_debugfs_init(struct mlx5_core_dev *dev);
-void mlx5_eq_debugfs_cleanup(struct mlx5_core_dev *dev);
-int mlx5_cq_debugfs_init(struct mlx5_core_dev *dev);
-void mlx5_cq_debugfs_cleanup(struct mlx5_core_dev *dev);
int mlx5_db_alloc(struct mlx5_core_dev *dev, struct mlx5_db *db);
int mlx5_db_alloc_node(struct mlx5_core_dev *dev, struct mlx5_db *db,
int node);
@@ -1224,6 +1224,12 @@ static inline int mlx5_core_is_pf(struct mlx5_core_dev *dev)
return !(dev->priv.pci_dev_data & MLX5_PCI_DEV_IS_VF);
}
+#define MLX5_TOTAL_VPORTS(mdev) (1 + pci_sriov_get_totalvfs((mdev)->pdev))
+#define MLX5_VPORT_MANAGER(mdev) \
+ (MLX5_CAP_GEN(mdev, vport_group_manager) && \
+ (MLX5_CAP_GEN(mdev, port_type) == MLX5_CAP_PORT_TYPE_ETH) && \
+ mlx5_core_is_pf(mdev))
+
static inline int mlx5_get_gid_table_len(u16 param)
{
if (param > 4) {
generated by cgit v1.2.3-58-ga151 (git 2.39.0) at 2024-12-17 12:59:21 +0000