diff options
| author | Shaker Daibes <shakerd@mellanox.com> | 2017-01-29 19:56:20 +0300 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2017-01-30 23:26:43 +0300 |
| commit | 1f8176f7352abfe1a424ac7eb845b4c2e7c31e5f (patch) | |
| tree | c619c15ad9a1231a1b9c2dbfeb997bd3d47dce18 | |
| parent | bf1f9396831ca7a4f527a326f1438f1bf85e2239 (diff) | |
| download | linux-1f8176f7352abfe1a424ac7eb845b4c2e7c31e5f.tar.xz | |
net/mlx4_en: Check the enabling pptx/pprx flags in SET_PORT wrapper flow
Make sure pptx/pprx mask flag is set using new fields upon set port
request. In addition, move this code into a helper function for better
code readability.
Signed-off-by: Shaker Daibes <shakerd@mellanox.com>
Signed-off-by: Tariq Toukan <tariqt@mellanox.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
| -rw-r--r-- | drivers/net/ethernet/mellanox/mlx4/en_port.h | 1 | ||||
| -rw-r--r-- | drivers/net/ethernet/mellanox/mlx4/mlx4.h | 4 | ||||
| -rw-r--r-- | drivers/net/ethernet/mellanox/mlx4/port.c | 42 |
3 files changed, 31 insertions, 16 deletions
diff --git a/drivers/net/ethernet/mellanox/mlx4/en_port.h b/drivers/net/ethernet/mellanox/mlx4/en_port.h index 040da4b16b1c..930f961fee42 100644 --- a/drivers/net/ethernet/mellanox/mlx4/en_port.h +++ b/drivers/net/ethernet/mellanox/mlx4/en_port.h @@ -35,7 +35,6 @@ #define _MLX4_EN_PORT_H_ -#define SET_PORT_GEN_ALL_VALID 0x7 #define SET_PORT_PROMISC_SHIFT 31 #define SET_PORT_MC_PROMISC_SHIFT 30 diff --git a/drivers/net/ethernet/mellanox/mlx4/mlx4.h b/drivers/net/ethernet/mellanox/mlx4/mlx4.h index 1132d76ddfdf..7a495090b0bc 100644 --- a/drivers/net/ethernet/mellanox/mlx4/mlx4.h +++ b/drivers/net/ethernet/mellanox/mlx4/mlx4.h @@ -776,7 +776,9 @@ struct mlx4_vlan_table { int max; }; -#define SET_PORT_GEN_ALL_VALID 0x7 +#define SET_PORT_GEN_ALL_VALID (MLX4_FLAG_V_MTU_MASK | \ + MLX4_FLAG_V_PPRX_MASK | \ + MLX4_FLAG_V_PPTX_MASK) #define SET_PORT_PROMISC_SHIFT 31 #define SET_PORT_MC_PROMISC_SHIFT 30 diff --git a/drivers/net/ethernet/mellanox/mlx4/port.c b/drivers/net/ethernet/mellanox/mlx4/port.c index 57a10575a7aa..5053c949148f 100644 --- a/drivers/net/ethernet/mellanox/mlx4/port.c +++ b/drivers/net/ethernet/mellanox/mlx4/port.c @@ -53,6 +53,8 @@ #define MLX4_FLAG2_V_IGNORE_FCS_MASK BIT(1) #define MLX4_FLAG2_V_USER_MTU_MASK BIT(5) #define MLX4_FLAG_V_MTU_MASK BIT(0) +#define MLX4_FLAG_V_PPRX_MASK BIT(1) +#define MLX4_FLAG_V_PPTX_MASK BIT(2) #define MLX4_IGNORE_FCS_MASK 0x1 #define MLX4_TC_MAX_NUMBER 8 @@ -1305,12 +1307,32 @@ mlx4_en_set_port_user_mtu(struct mlx4_dev *dev, int slave, int port, gen_context->user_mtu = cpu_to_be16(master->max_user_mtu[port]); } +static void +mlx4_en_set_port_global_pause(struct mlx4_dev *dev, int slave, + struct mlx4_set_port_general_context *gen_context) +{ + struct mlx4_priv *priv = mlx4_priv(dev); + struct mlx4_mfunc_master_ctx *master = &priv->mfunc.master; + + /* Slave cannot change Global Pause configuration */ + if (slave != mlx4_master_func_num(dev) && + (gen_context->pptx != master->pptx || + gen_context->pprx != master->pprx)) { + gen_context->pptx = master->pptx; + gen_context->pprx = master->pprx; + mlx4_warn(dev, "denying Global Pause change for slave:%d\n", + slave); + } else { + master->pptx = gen_context->pptx; + master->pprx = gen_context->pprx; + } +} + static int mlx4_common_set_port(struct mlx4_dev *dev, int slave, u32 in_mod, u8 op_mod, struct mlx4_cmd_mailbox *inbox) { struct mlx4_priv *priv = mlx4_priv(dev); struct mlx4_port_info *port_info; - struct mlx4_mfunc_master_ctx *master = &priv->mfunc.master; struct mlx4_set_port_rqp_calc_context *qpn_context; struct mlx4_set_port_general_context *gen_context; struct mlx4_roce_gid_entry *gid_entry_tbl, *gid_entry_mbox, *gid_entry_mb1; @@ -1372,19 +1394,11 @@ static int mlx4_common_set_port(struct mlx4_dev *dev, int slave, u32 in_mod, mlx4_en_set_port_user_mtu(dev, slave, port, gen_context); - /* Slave cannot change Global Pause configuration */ - if (slave != mlx4_master_func_num(dev) && - ((gen_context->pptx != master->pptx) || - (gen_context->pprx != master->pprx))) { - gen_context->pptx = master->pptx; - gen_context->pprx = master->pprx; - mlx4_warn(dev, - "denying Global Pause change for slave:%d\n", - slave); - } else { - master->pptx = gen_context->pptx; - master->pprx = gen_context->pprx; - } + if (gen_context->flags & + (MLX4_FLAG_V_PPRX_MASK || MLX4_FLAG_V_PPTX_MASK)) + mlx4_en_set_port_global_pause(dev, slave, + gen_context); + break; case MLX4_SET_PORT_GID_TABLE: /* change to MULTIPLE entries: number of guest's gids |