Commit fd22f78c authored by Sagi Grimberg's avatar Sagi Grimberg Committed by Roland Dreier
Browse files

IB/mlx5: Use enumerations for PI copy mask 



In case input and output space parameters match, we can use a copy
mask from input and output space.  Use enums for those.

Signed-off-by: default avatarSagi Grimberg <sagig@mellanox.com>
Signed-off-by: default avatarRoland Dreier <roland@purestorage.com>
parent b261aeaf

drivers/infiniband/hw/mlx5/qp.c

+3 −3
Original line number Diff line number Diff line
@@ -2095,11 +2095,11 @@ static int mlx5_set_bsf(struct ib_mr *sig_mr, 
			/* Same block structure */

			basic->bsf_size_sbs = 1 << 4;

			if (mem->sig.dif.bg_type == wire->sig.dif.bg_type)

				basic->wire.copy_byte_mask |= 0xc0;

				basic->wire.copy_byte_mask |= MLX5_CPY_GRD_MASK;

			if (mem->sig.dif.app_tag == wire->sig.dif.app_tag)

				basic->wire.copy_byte_mask |= 0x30;

				basic->wire.copy_byte_mask |= MLX5_CPY_APP_MASK;

			if (mem->sig.dif.ref_tag == wire->sig.dif.ref_tag)

				basic->wire.copy_byte_mask |= 0x0f;

				basic->wire.copy_byte_mask |= MLX5_CPY_REF_MASK;

		} else

			basic->wire.bs_selector = bs_selector(wire->sig.dif.pi_interval);

include/linux/mlx5/qp.h

+3 −0
Original line number Diff line number Diff line
@@ -40,6 +40,9 @@ 
#define MLX5_SIG_WQE_SIZE	(MLX5_SEND_WQE_BB * 5)

#define MLX5_DIF_SIZE		8

#define MLX5_STRIDE_BLOCK_OP	0x400

#define MLX5_CPY_GRD_MASK	0xc0

#define MLX5_CPY_APP_MASK	0x30

#define MLX5_CPY_REF_MASK	0x0f



enum mlx5_qp_optpar {

	MLX5_QP_OPTPAR_ALT_ADDR_PATH		= 1 << 0,