net/mlx4: Set enhanced QoS support by default when ETS supported
authorIdo Shamay <idos@mellanox.com>
Thu, 2 Apr 2015 13:31:18 +0000 (16:31 +0300)
committerDavid S. Miller <davem@davemloft.net>
Thu, 2 Apr 2015 20:25:03 +0000 (16:25 -0400)
If HCA supports ETS QoS feature, set enhanced QoS bit in init_hca as default.

Signed-off-by: Ido Shamay <idos@mellanox.com>
Signed-off-by: Or Gerlitz <ogerlitz@mellanox.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
drivers/net/ethernet/mellanox/mlx4/fw.c

index 16bbd6cdff6c45420f2c141230fbaf814f731bda..b93e23bef6c91fcdf0487e001b9f426831a2841f 100644 (file)
@@ -49,9 +49,9 @@ enum {
 extern void __buggy_use_of_MLX4_GET(void);
 extern void __buggy_use_of_MLX4_PUT(void);
 
-static bool enable_qos;
+static bool enable_qos = true;
 module_param(enable_qos, bool, 0444);
-MODULE_PARM_DESC(enable_qos, "Enable Quality of Service support in the HCA (default: off)");
+MODULE_PARM_DESC(enable_qos, "Enable Enhanced QoS support (default: on)");
 
 #define MLX4_GET(dest, source, offset)                               \
        do {                                                          \
@@ -1709,7 +1709,7 @@ int mlx4_INIT_HCA(struct mlx4_dev *dev, struct mlx4_init_hca_param *param)
                *(inbox + INIT_HCA_FLAGS_OFFSET / 4) |= cpu_to_be32(1 << 3);
 
        /* Enable QoS support if module parameter set */
-       if (enable_qos)
+       if (dev->caps.flags2 & MLX4_DEV_CAP_FLAG2_ETS_CFG && enable_qos)
                *(inbox + INIT_HCA_FLAGS_OFFSET / 4) |= cpu_to_be32(1 << 2);
 
        /* enable counters */