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IB/mlx5: Support 4k UAR for libmlx5

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Add fields to structs to convey to kernel an indication whether the
library supports multi UARs per page and return to the library the size
of a UAR based on the queried value.

Signed-off-by: Eli Cohen <eli@mellanox.com>
Reviewed-by: Matan Barak <matanb@mellanox.com>
Signed-off-by: Leon Romanovsky <leon@kernel.org>
Signed-off-by: Saeed Mahameed <saeedm@mellanox.com>
This commit is contained in:
Eli Cohen
2017-01-03 23:55:27 +02:00
committed by Saeed Mahameed
parent b037c29a80
commit 30aa60b3bd
9 changed files with 42 additions and 100 deletions
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12
include/linux/mlx5/driver.h
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@@ -467,12 +467,6 @@ struct mlx5_sq_bfreg {
unsigned int offset;
};
struct mlx5_uar {
u32 index;
void __iomem *map;
void __iomem *bf_map;
};
struct mlx5_core_health {
struct health_buffer __iomem *health;
__be32 __iomem *health_counter;
@@ -725,7 +719,6 @@ struct mlx5_td {
};
struct mlx5e_resources {
struct mlx5_uar cq_uar;
u32 pdn;
struct mlx5_td td;
struct mlx5_core_mkey mkey;
@@ -915,11 +908,6 @@ void mlx5_cmd_mbox_status(void *out, u8 *status, u32 *syndrome);
int mlx5_core_get_caps(struct mlx5_core_dev *dev, enum mlx5_cap_type cap_type);
int mlx5_cmd_alloc_uar(struct mlx5_core_dev *dev, u32 *uarn);
int mlx5_cmd_free_uar(struct mlx5_core_dev *dev, u32 uarn);
int mlx5_alloc_bfregs(struct mlx5_core_dev *dev, struct mlx5_bfreg_info *bfregi);
int mlx5_free_bfregs(struct mlx5_core_dev *dev, struct mlx5_bfreg_info *bfregi);
int mlx5_alloc_map_uar(struct mlx5_core_dev *mdev, struct mlx5_uar *uar,
bool map_wc);
void mlx5_unmap_free_uar(struct mlx5_core_dev *mdev, struct mlx5_uar *uar);
void mlx5_health_cleanup(struct mlx5_core_dev *dev);
int mlx5_health_init(struct mlx5_core_dev *dev);
void mlx5_start_health_poll(struct mlx5_core_dev *dev);