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authorEran Ben Elisha <eranbe@mellanox.com>2019-10-07 10:31:42 +0300
committerSaeed Mahameed <saeedm@mellanox.com>2020-01-16 14:11:19 -0800
commit932ef155117cc5caf1108bd27664dab974ba6e89 (patch)
treea10407615f0f9e264343fd14fd5b2cba89a9c3bb /include
parentnet/mlx5: Add structures layout for new MCAM access reg groups (diff)
downloadlinux-dev-932ef155117cc5caf1108bd27664dab974ba6e89.tar.xz
linux-dev-932ef155117cc5caf1108bd27664dab974ba6e89.zip
net/mlx5: Read MCAM register groups 1 and 2
On load, Driver caches MCAM (Management Capabilities Mask Register) registers. in addition to the only MCAM register group (0) the driver already reads, here we add support for reading groups 1 and 2. Signed-off-by: Eran Ben Elisha <eranbe@mellanox.com> Signed-off-by: Saeed Mahameed <saeedm@mellanox.com>
Diffstat (limited to 'include')
-rw-r--r--include/linux/mlx5/device.h14
-rw-r--r--include/linux/mlx5/driver.h2
2 files changed, 14 insertions, 2 deletions
diff --git a/include/linux/mlx5/device.h b/include/linux/mlx5/device.h
index 1a1c53f0262d..0e62c3db45e5 100644
--- a/include/linux/mlx5/device.h
+++ b/include/linux/mlx5/device.h
@@ -1121,6 +1121,9 @@ enum mlx5_pcam_feature_groups {
enum mlx5_mcam_reg_groups {
MLX5_MCAM_REGS_FIRST_128 = 0x0,
+ MLX5_MCAM_REGS_0x9080_0x90FF = 0x1,
+ MLX5_MCAM_REGS_0x9100_0x917F = 0x2,
+ MLX5_MCAM_REGS_NUM = 0x3,
};
enum mlx5_mcam_feature_groups {
@@ -1269,7 +1272,16 @@ enum mlx5_qcam_feature_groups {
MLX5_GET(pcam_reg, (mdev)->caps.pcam, port_access_reg_cap_mask.regs_5000_to_507f.reg)
#define MLX5_CAP_MCAM_REG(mdev, reg) \
- MLX5_GET(mcam_reg, (mdev)->caps.mcam, mng_access_reg_cap_mask.access_regs.reg)
+ MLX5_GET(mcam_reg, (mdev)->caps.mcam[MLX5_MCAM_REGS_FIRST_128], \
+ mng_access_reg_cap_mask.access_regs.reg)
+
+#define MLX5_CAP_MCAM_REG1(mdev, reg) \
+ MLX5_GET(mcam_reg, (mdev)->caps.mcam[MLX5_MCAM_REGS_0x9080_0x90FF], \
+ mng_access_reg_cap_mask.access_regs1.reg)
+
+#define MLX5_CAP_MCAM_REG2(mdev, reg) \
+ MLX5_GET(mcam_reg, (mdev)->caps.mcam[MLX5_MCAM_REGS_0x9100_0x917F], \
+ mng_access_reg_cap_mask.access_regs2.reg)
#define MLX5_CAP_MCAM_FEATURE(mdev, fld) \
MLX5_GET(mcam_reg, (mdev)->caps.mcam, mng_feature_cap_mask.enhanced_features.fld)
diff --git a/include/linux/mlx5/driver.h b/include/linux/mlx5/driver.h
index 27200dea0297..54431256af42 100644
--- a/include/linux/mlx5/driver.h
+++ b/include/linux/mlx5/driver.h
@@ -684,7 +684,7 @@ struct mlx5_core_dev {
u32 hca_cur[MLX5_CAP_NUM][MLX5_UN_SZ_DW(hca_cap_union)];
u32 hca_max[MLX5_CAP_NUM][MLX5_UN_SZ_DW(hca_cap_union)];
u32 pcam[MLX5_ST_SZ_DW(pcam_reg)];
- u32 mcam[MLX5_ST_SZ_DW(mcam_reg)];
+ u32 mcam[MLX5_MCAM_REGS_NUM][MLX5_ST_SZ_DW(mcam_reg)];
u32 fpga[MLX5_ST_SZ_DW(fpga_cap)];
u32 qcam[MLX5_ST_SZ_DW(qcam_reg)];
u8 embedded_cpu;