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Code Issues Releases Activity

Enhance MCAM reg to allow query on access reg support in mlx5core.

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Enhance MCAM to allow the driver to query which access regs are
supported. For now, expose the regs needed for FW flashing.

Linux commit:
0ab87743cc8c5bcd482daf71961ed5fc45349e01

Submitted by:	slavash@
MFC after:	3 days
Sponsored by:	Mellanox Technologies
This commit is contained in:
Hans Petter Selasky 2019-05-08 10:41:00 +00:00
parent d5d52dd748
commit 9e3c099977
Notes: svn2git 2020-12-20 02:59:44 +00:00 
svn path=/head/; revision=347275
2 changed files with 16 additions and 0 deletions
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3
sys/dev/mlx5/device.h
View File

@ -1056,6 +1056,9 @@ enum mlx5_mcam_feature_groups {
#define MLX5_CAP_MCAM_FEATURE(mdev, fld) \
MLX5_GET(mcam_reg, (mdev)->caps.mcam, mng_feature_cap_mask.enhanced_features.fld)
#define MLX5_CAP_MCAM_REG(mdev, reg) \
MLX5_GET(mcam_reg, (mdev)->caps.mcam, mng_access_reg_cap_mask.access_regs.reg)
#define MLX5_CAP_QCAM_REG(mdev, fld) \
MLX5_GET(qcam_reg, (mdev)->caps.qcam, qos_access_reg_cap_mask.reg_cap.fld)

13
sys/dev/mlx5/mlx5_ifc.h
View File

@ -8585,6 +8585,18 @@ struct mlx5_ifc_mcam_enhanced_features_bits {
u8 pcie_performance_group[0x1];
};
struct mlx5_ifc_mcam_access_reg_bits {
u8 reserved_at_0[0x1c];
u8 mcda[0x1];
u8 mcc[0x1];
u8 mcqi[0x1];
u8 reserved_at_1f[0x1];
u8 regs_95_to_64[0x20];
u8 regs_63_to_32[0x20];
u8 regs_31_to_0[0x20];
};
struct mlx5_ifc_mcam_reg_bits {
u8 reserved_at_0[0x8];
u8 feature_group[0x8];
@ -8594,6 +8606,7 @@ struct mlx5_ifc_mcam_reg_bits {
u8 reserved_at_20[0x20];
union {
struct mlx5_ifc_mcam_access_reg_bits access_regs;
u8 reserved_at_0[0x80];
} mng_access_reg_cap_mask;