net/mlx4: Add diagnostic counters capability bit

Add a bit that indicates if the firmware supports per port
diagnostic counters.

Signed-off-by: Mark Bloch <markb@mellanox.com>
Signed-off-by: Leon Romanovsky <leon@kernel.org>
Signed-off-by: Doug Ledford <dledford@redhat.com>

diff --git a/drivers/net/ethernet/mellanox/mlx4/fw.c b/drivers/net/ethernet/mellanox/mlx4/fw.c
index e970945..90a28ab 100644 (file)
--- a/drivers/net/ethernet/mellanox/mlx4/fw.c
+++ b/drivers/net/ethernet/mellanox/mlx4/fw.c
@@ -721,6 +721,7 @@ int mlx4_QUERY_DEV_CAP(struct mlx4_dev *dev, struct mlx4_dev_cap *dev_cap)
 #define QUERY_DEV_CAP_RSVD_LKEY_OFFSET         0x98
 #define QUERY_DEV_CAP_MAX_ICM_SZ_OFFSET                0xa0
 #define QUERY_DEV_CAP_ETH_BACKPL_OFFSET                0x9c
+#define QUERY_DEV_CAP_DIAG_RPRT_PER_PORT       0x9c
 #define QUERY_DEV_CAP_FW_REASSIGN_MAC          0x9d
 #define QUERY_DEV_CAP_VXLAN                    0x9e
 #define QUERY_DEV_CAP_MAD_DEMUX_OFFSET         0xb0
@@ -935,6 +936,9 @@ int mlx4_QUERY_DEV_CAP(struct mlx4_dev *dev, struct mlx4_dev_cap *dev_cap)
                dev_cap->flags2 |= MLX4_DEV_CAP_FLAG2_ETH_BACKPL_AN_REP;
        if (field32 & (1 << 7))
                dev_cap->flags2 |= MLX4_DEV_CAP_FLAG2_RECOVERABLE_ERROR_EVENT;
+       MLX4_GET(field32, outbox, QUERY_DEV_CAP_DIAG_RPRT_PER_PORT);
+       if (field32 & (1 << 17))
+               dev_cap->flags2 |= MLX4_DEV_CAP_FLAG2_DIAG_PER_PORT;
        MLX4_GET(field, outbox, QUERY_DEV_CAP_FW_REASSIGN_MAC);
        if (field & 1<<6)
                dev_cap->flags2 |= MLX4_DEV_CAP_FLAG2_REASSIGN_MAC_EN;

diff --git a/include/linux/mlx4/device.h b/include/linux/mlx4/device.h
index 80dec87..680d110 100644 (file)
--- a/include/linux/mlx4/device.h
+++ b/include/linux/mlx4/device.h
@@ -220,6 +220,7 @@ enum {
        MLX4_DEV_CAP_FLAG2_LB_SRC_CHK           = 1ULL << 32,
        MLX4_DEV_CAP_FLAG2_ROCE_V1_V2           = 1ULL <<  33,
        MLX4_DEV_CAP_FLAG2_DMFS_UC_MC_SNIFFER   = 1ULL <<  34,
+       MLX4_DEV_CAP_FLAG2_DIAG_PER_PORT        = 1ULL <<  35,
 };
 
 enum {