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| author | Sean Hefty <sean.hefty@intel.com> | 2011-06-02 09:01:33 -0700 |
|---|---|---|
| committer | Roland Dreier <roland@purestorage.com> | 2011-10-13 09:43:03 -0700 |
| commit | 012a8ff577f95211c6ffd3b77a94c34ebae009b6 (patch) | |
| tree | 7d1e8d3ca131cc46ca12e879c4554870e0be76f2 /include | |
| parent | 2622e18ef407a8e8e3ddc3d6f0c77b756c493798 (diff) | |
| download | linux-stable-012a8ff577f95211c6ffd3b77a94c34ebae009b6.tar.gz linux-stable-012a8ff577f95211c6ffd3b77a94c34ebae009b6.tar.bz2 linux-stable-012a8ff577f95211c6ffd3b77a94c34ebae009b6.zip | |
IB/mlx4: Add support for XRC domains
Support creating and destroying XRC domains. Any sharing of the XRCD
is managed above the low-level driver.
Signed-off-by: Sean Hefty <sean.hefty@intel.com>
Signed-off-by: Roland Dreier <roland@purestorage.com>
Diffstat (limited to 'include')
| -rw-r--r-- | include/linux/mlx4/device.h | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/include/linux/mlx4/device.h b/include/linux/mlx4/device.h index 53ef894bfa05..6a3478d0b330 100644 --- a/include/linux/mlx4/device.h +++ b/include/linux/mlx4/device.h @@ -61,6 +61,7 @@ enum { MLX4_DEV_CAP_FLAG_RC = 1LL << 0, MLX4_DEV_CAP_FLAG_UC = 1LL << 1, MLX4_DEV_CAP_FLAG_UD = 1LL << 2, + MLX4_DEV_CAP_FLAG_XRC = 1LL << 3, MLX4_DEV_CAP_FLAG_SRQ = 1LL << 6, MLX4_DEV_CAP_FLAG_IPOIB_CSUM = 1LL << 7, MLX4_DEV_CAP_FLAG_BAD_PKEY_CNTR = 1LL << 8, @@ -256,6 +257,8 @@ struct mlx4_caps { int num_qp_per_mgm; int num_pds; int reserved_pds; + int max_xrcds; + int reserved_xrcds; int mtt_entry_sz; u32 max_msg_sz; u32 page_size_cap; @@ -499,6 +502,8 @@ static inline void *mlx4_buf_offset(struct mlx4_buf *buf, int offset) int mlx4_pd_alloc(struct mlx4_dev *dev, u32 *pdn); void mlx4_pd_free(struct mlx4_dev *dev, u32 pdn); +int mlx4_xrcd_alloc(struct mlx4_dev *dev, u32 *xrcdn); +void mlx4_xrcd_free(struct mlx4_dev *dev, u32 xrcdn); int mlx4_uar_alloc(struct mlx4_dev *dev, struct mlx4_uar *uar); void mlx4_uar_free(struct mlx4_dev *dev, struct mlx4_uar *uar); |