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net/mlx5_core: Warn on unsupported events of QP/RQ/SQ

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When an event arrives on QP/RQ/SQ, check whether it's supported,
and print a warning message otherwise.

Signed-off-by: Majd Dibbiny <majd@mellanox.com>
Reviewed-by: Matan Barak <matanb@mellanox.com>
Signed-off-by: Doug Ledford <dledford@redhat.com>
This commit is contained in:
majd@mellanox.com 2016-01-14 19:13:01 +02:00 committed by Doug Ledford
parent e2013b212f
commit a14c2d4bee
1 changed files with 52 additions and 0 deletions
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52
drivers/net/ethernet/mellanox/mlx5/core/qp.c
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@ -68,6 +68,52 @@ void mlx5_core_put_rsc(struct mlx5_core_rsc_common *common)
complete(&common->free);
}
static u64 qp_allowed_event_types(void)
{
u64 mask;
mask = BIT(MLX5_EVENT_TYPE_PATH_MIG) |
BIT(MLX5_EVENT_TYPE_COMM_EST) |
BIT(MLX5_EVENT_TYPE_SQ_DRAINED) |
BIT(MLX5_EVENT_TYPE_SRQ_LAST_WQE) |
BIT(MLX5_EVENT_TYPE_WQ_CATAS_ERROR) |
BIT(MLX5_EVENT_TYPE_PATH_MIG_FAILED) |
BIT(MLX5_EVENT_TYPE_WQ_INVAL_REQ_ERROR) |
BIT(MLX5_EVENT_TYPE_WQ_ACCESS_ERROR);
return mask;
}
static u64 rq_allowed_event_types(void)
{
u64 mask;
mask = BIT(MLX5_EVENT_TYPE_SRQ_LAST_WQE) |
BIT(MLX5_EVENT_TYPE_WQ_CATAS_ERROR);
return mask;
}
static u64 sq_allowed_event_types(void)
{
return BIT(MLX5_EVENT_TYPE_WQ_CATAS_ERROR);
}
static bool is_event_type_allowed(int rsc_type, int event_type)
{
switch (rsc_type) {
case MLX5_EVENT_QUEUE_TYPE_QP:
return BIT(event_type) & qp_allowed_event_types();
case MLX5_EVENT_QUEUE_TYPE_RQ:
return BIT(event_type) & rq_allowed_event_types();
case MLX5_EVENT_QUEUE_TYPE_SQ:
return BIT(event_type) & sq_allowed_event_types();
default:
WARN(1, "Event arrived for unknown resource type");
return false;
}
}
void mlx5_rsc_event(struct mlx5_core_dev *dev, u32 rsn, int event_type)
{
struct mlx5_core_rsc_common *common = mlx5_get_rsc(dev, rsn);
@ -76,6 +122,12 @@ void mlx5_rsc_event(struct mlx5_core_dev *dev, u32 rsn, int event_type)
if (!common)
return;
if (!is_event_type_allowed((rsn >> MLX5_USER_INDEX_LEN), event_type)) {
mlx5_core_warn(dev, "event 0x%.2x is not allowed on resource 0x%.8x\n",
event_type, rsn);
return;
}
switch (common->res) {
case MLX5_RES_QP:
case MLX5_RES_RQ: