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Enhance the mlx5_core_create_cq() function in mlx5core.

Browse Source 
Enhance mlx5_core_create_cq() to get the command out buffer from the
callers to let them use the output.

Linux commit:
38164b771947be9baf06e78ffdfb650f8f3e908e

MFC after:	1 week
Sponsored by:	Mellanox Technologies // NVIDIA Networking
This commit is contained in:
Hans Petter Selasky 2020-11-16 10:06:10 +00:00
parent 4a64b690f1
commit ffdb195f31
Notes: svn2git 2020-12-20 02:59:44 +00:00 
svn path=/head/; revision=367717
4 changed files with 8 additions and 6 deletions
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2
sys/dev/mlx5/cq.h
View File

@ -155,7 +155,7 @@ static inline void mlx5_cq_arm(struct mlx5_core_cq *cq, u32 cmd,
int mlx5_init_cq_table(struct mlx5_core_dev *dev);
void mlx5_cleanup_cq_table(struct mlx5_core_dev *dev);
int mlx5_core_create_cq(struct mlx5_core_dev *dev, struct mlx5_core_cq *cq,
u32 *in, int inlen);
u32 *in, int inlen, u32 *out, int outlen);
int mlx5_core_destroy_cq(struct mlx5_core_dev *dev, struct mlx5_core_cq *cq);
int mlx5_core_query_cq(struct mlx5_core_dev *dev, struct mlx5_core_cq *cq,
u32 *out, int outlen);

6
sys/dev/mlx5/mlx5_core/mlx5_cq.c
View File

@ -119,16 +119,16 @@ void mlx5_cq_event(struct mlx5_core_dev *dev, u32 cqn, int event_type)
}
int mlx5_core_create_cq(struct mlx5_core_dev *dev, struct mlx5_core_cq *cq,
u32 *in, int inlen)
u32 *in, int inlen, u32 *out, int outlen)
{
struct mlx5_cq_table *table = &dev->priv.cq_table;
u32 out[MLX5_ST_SZ_DW(create_cq_out)] = {0};
u32 din[MLX5_ST_SZ_DW(destroy_cq_in)] = {0};
u32 dout[MLX5_ST_SZ_DW(destroy_cq_out)] = {0};
int err;
memset(out, 0, outlen);
MLX5_SET(create_cq_in, in, opcode, MLX5_CMD_OP_CREATE_CQ);
err = mlx5_cmd_exec(dev, in, inlen, out, sizeof(out));
err = mlx5_cmd_exec(dev, in, inlen, out, outlen);
if (err)
return err;

3
sys/dev/mlx5/mlx5_en/mlx5_en_main.c
View File

@ -1989,6 +1989,7 @@ static int
mlx5e_enable_cq(struct mlx5e_cq *cq, struct mlx5e_cq_param *param, int eq_ix)
{
struct mlx5_core_cq *mcq = &cq->mcq;
u32 out[MLX5_ST_SZ_DW(create_cq_out)];
void *in;
void *cqc;
int inlen;
@ -2017,7 +2018,7 @@ mlx5e_enable_cq(struct mlx5e_cq *cq, struct mlx5e_cq_param *param, int eq_ix)
PAGE_SHIFT);
MLX5_SET64(cqc, cqc, dbr_addr, cq->wq_ctrl.db.dma);
err = mlx5_core_create_cq(cq->priv->mdev, mcq, in, inlen);
err = mlx5_core_create_cq(cq->priv->mdev, mcq, in, inlen, out, sizeof(out));
kvfree(in);

3
sys/dev/mlx5/mlx5_ib/mlx5_ib_cq.c
View File

@ -905,6 +905,7 @@ struct ib_cq *mlx5_ib_create_cq(struct ib_device *ibdev,
int entries = attr->cqe;
int vector = attr->comp_vector;
struct mlx5_ib_dev *dev = to_mdev(ibdev);
u32 out[MLX5_ST_SZ_DW(create_cq_out)];
struct mlx5_ib_cq *cq;
int uninitialized_var(index);
int uninitialized_var(inlen);
@ -969,7 +970,7 @@ struct ib_cq *mlx5_ib_create_cq(struct ib_device *ibdev,
if (cq->create_flags & IB_CQ_FLAGS_IGNORE_OVERRUN)
MLX5_SET(cqc, cqc, oi, 1);
err = mlx5_core_create_cq(dev->mdev, &cq->mcq, cqb, inlen);
err = mlx5_core_create_cq(dev->mdev, &cq->mcq, cqb, inlen, out, sizeof(out));
if (err)
goto err_cqb;