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mlx5: Implement mlx5_core_modify_cq_by_mask().

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Implement one CQ modify function supporting all firmware versions,
instead of having more variants of CQ modify.

MFC after:	1 week
Sponsored by:	NVIDIA Networking
This commit is contained in:
Hans Petter Selasky 2023-04-18 13:21:28 +02:00
parent 2f7e9a8a21
commit 273bfac08f
2 changed files with 31 additions and 20 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

5
sys/dev/mlx5/cq.h
View File

@ -86,6 +86,7 @@ enum {
MLX5_CQ_MODIFY_PERIOD = 1 << 0,
MLX5_CQ_MODIFY_COUNT = 1 << 1,
MLX5_CQ_MODIFY_OVERRUN = 1 << 2,
MLX5_CQ_MODIFY_EQN = 1 << 3,
MLX5_CQ_MODIFY_PERIOD_MODE = 1 << 4,
};
@ -169,6 +170,10 @@ int mlx5_core_modify_cq_moderation_mode(struct mlx5_core_dev *dev,
u16 cq_period,
u16 cq_max_count,
u8 cq_mode);
int mlx5_core_modify_cq_by_mask(struct mlx5_core_dev *,
struct mlx5_core_cq *, u32 mask,
u16 cq_period, u16 cq_max_count,
u8 cq_mode, u8 cq_eqn);
int mlx5_debug_cq_add(struct mlx5_core_dev *dev, struct mlx5_core_cq *cq);
void mlx5_debug_cq_remove(struct mlx5_core_dev *dev, struct mlx5_core_cq *cq);

46
sys/dev/mlx5/mlx5_core/mlx5_cq.c
View File

@ -219,18 +219,9 @@ int mlx5_core_modify_cq_moderation(struct mlx5_core_dev *dev,
u16 cq_period,
u16 cq_max_count)
{
u32 in[MLX5_ST_SZ_DW(modify_cq_in)] = {0};
void *cqc;
MLX5_SET(modify_cq_in, in, cqn, cq->cqn);
cqc = MLX5_ADDR_OF(modify_cq_in, in, cq_context);
MLX5_SET(cqc, cqc, cq_period, cq_period);
MLX5_SET(cqc, cqc, cq_max_count, cq_max_count);
MLX5_SET(modify_cq_in, in,
modify_field_select_resize_field_select.modify_field_select.modify_field_select,
MLX5_CQ_MODIFY_PERIOD | MLX5_CQ_MODIFY_COUNT);
return mlx5_core_modify_cq(dev, cq, in, sizeof(in));
return (mlx5_core_modify_cq_by_mask(dev, cq,
MLX5_CQ_MODIFY_PERIOD | MLX5_CQ_MODIFY_COUNT,
cq_period, cq_max_count, 0, 0));
}
int mlx5_core_modify_cq_moderation_mode(struct mlx5_core_dev *dev,
@ -239,19 +230,34 @@ int mlx5_core_modify_cq_moderation_mode(struct mlx5_core_dev *dev,
u16 cq_max_count,
u8 cq_mode)
{
u32 in[MLX5_ST_SZ_DW(modify_cq_in)] = {0};
return (mlx5_core_modify_cq_by_mask(dev, cq,
MLX5_CQ_MODIFY_PERIOD | MLX5_CQ_MODIFY_COUNT | MLX5_CQ_MODIFY_PERIOD_MODE,
cq_period, cq_max_count, cq_mode, 0));
}
int
mlx5_core_modify_cq_by_mask(struct mlx5_core_dev *dev,
struct mlx5_core_cq *cq, u32 mask,
u16 cq_period, u16 cq_max_count, u8 cq_mode, u8 cq_eqn)
{
u32 in[MLX5_ST_SZ_DW(modify_cq_in)] = {};
void *cqc;
MLX5_SET(modify_cq_in, in, cqn, cq->cqn);
cqc = MLX5_ADDR_OF(modify_cq_in, in, cq_context);
MLX5_SET(cqc, cqc, cq_period, cq_period);
MLX5_SET(cqc, cqc, cq_max_count, cq_max_count);
MLX5_SET(cqc, cqc, cq_period_mode, cq_mode);
MLX5_SET(modify_cq_in, in,
modify_field_select_resize_field_select.modify_field_select.modify_field_select,
MLX5_CQ_MODIFY_PERIOD | MLX5_CQ_MODIFY_COUNT | MLX5_CQ_MODIFY_PERIOD_MODE);
if (mask & MLX5_CQ_MODIFY_PERIOD)
MLX5_SET(cqc, cqc, cq_period, cq_period);
if (mask & MLX5_CQ_MODIFY_COUNT)
MLX5_SET(cqc, cqc, cq_max_count, cq_max_count);
if (mask & MLX5_CQ_MODIFY_PERIOD_MODE)
MLX5_SET(cqc, cqc, cq_period_mode, cq_mode);
if (mask & MLX5_CQ_MODIFY_EQN)
MLX5_SET(cqc, cqc, c_eqn, cq_eqn);
return mlx5_core_modify_cq(dev, cq, in, sizeof(in));
MLX5_SET(modify_cq_in, in,
modify_field_select_resize_field_select.modify_field_select.modify_field_select, mask);
return (mlx5_core_modify_cq(dev, cq, in, sizeof(in)));
}
int mlx5_init_cq_table(struct mlx5_core_dev *dev)