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IB/mlx4: Exposing modify CQ callback to uverbs layer 

Exposed mlx4_ib_modify_cq to be called from ib device
verb list.

Signed-off-by: Yonatan Cohen <yonatanc@mellanox.com>
Reviewed-by: Majd Dibbiny <majd@mellanox.com>
Signed-off-by: Leon Romanovsky <leon@kernel.org>
Signed-off-by: Doug Ledford <dledford@redhat.com>
This commit is contained in:
Yonatan Cohen 2017-11-13 10:51:14 +02:00 committed by Doug Ledford
parent 869ddcf8b3
commit 34d9a270e7
3 changed files with 7 additions and 0 deletions
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3
drivers/infiniband/hw/mlx4/main.c
View File

@ -2750,6 +2750,9 @@ static void *mlx4_ib_add(struct mlx4_dev *dev)
ibdev->ib_dev.get_dev_fw_str = get_fw_ver_str;
ibdev->ib_dev.disassociate_ucontext = mlx4_ib_disassociate_ucontext;
ibdev->ib_dev.uverbs_ex_cmd_mask |=
(1ull << IB_USER_VERBS_EX_CMD_MODIFY_CQ);
if ((dev->caps.flags2 & MLX4_DEV_CAP_FLAG2_RSS) &&
((mlx4_ib_port_link_layer(&ibdev->ib_dev, 1) ==
IB_LINK_LAYER_ETHERNET) ||

1
drivers/infiniband/hw/mlx4/mlx4_ib.h
View File

@ -47,6 +47,7 @@
#include <linux/mlx4/device.h>
#include <linux/mlx4/doorbell.h>
#include <linux/mlx4/qp.h>
#include <linux/mlx4/cq.h>
#define MLX4_IB_DRV_NAME "mlx4_ib"

3
include/linux/mlx4/cq.h
View File

@ -136,6 +136,9 @@ enum {
MLX4_CQE_BAD_FCS = 1 << 4,
};
#define MLX4_MAX_CQ_PERIOD (BIT(16) - 1)
#define MLX4_MAX_CQ_COUNT (BIT(16) - 1)
static inline void mlx4_cq_arm(struct mlx4_cq *cq, u32 cmd,
void __iomem *uar_page,
spinlock_t *doorbell_lock)