From 34d9a270e74a412f041b528c33b75e3e6bc7a242 Mon Sep 17 00:00:00 2001 From: Yonatan Cohen Date: Mon, 13 Nov 2017 10:51:14 +0200 Subject: [PATCH] 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 Reviewed-by: Majd Dibbiny Signed-off-by: Leon Romanovsky Signed-off-by: Doug Ledford --- drivers/infiniband/hw/mlx4/main.c | 3 +++ drivers/infiniband/hw/mlx4/mlx4_ib.h | 1 + include/linux/mlx4/cq.h | 3 +++ 3 files changed, 7 insertions(+) diff --git a/drivers/infiniband/hw/mlx4/main.c b/drivers/infiniband/hw/mlx4/main.c index d8f0b94f1dc4..28c10ffc19e2 100644 --- a/drivers/infiniband/hw/mlx4/main.c +++ b/drivers/infiniband/hw/mlx4/main.c @@ -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) || diff --git a/drivers/infiniband/hw/mlx4/mlx4_ib.h b/drivers/infiniband/hw/mlx4/mlx4_ib.h index 719dae354066..e14919c15b06 100644 --- a/drivers/infiniband/hw/mlx4/mlx4_ib.h +++ b/drivers/infiniband/hw/mlx4/mlx4_ib.h @@ -47,6 +47,7 @@ #include #include #include +#include #define MLX4_IB_DRV_NAME "mlx4_ib" diff --git a/include/linux/mlx4/cq.h b/include/linux/mlx4/cq.h index 09cebe528488..508e8cc5ee86 100644 --- a/include/linux/mlx4/cq.h +++ b/include/linux/mlx4/cq.h @@ -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) -- 2.30.2