diff options
| author | Yevgeny Petrilin <yevgenyp@mellanox.co.il> | 2011-03-22 22:37:59 +0000 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2011-03-23 12:24:19 -0700 |
| commit | 14c07b1358ede1664652bb9b28d9ace5fe6f7f92 (patch) | |
| tree | 05fa72b9680e85923d938edd8e4963bbac0b629b /drivers/net/mlx4/fw.c | |
| parent | 1fb9876e9bf895ea4127ff17180f1b2ab37771b6 (diff) | |
mlx4: Wake on LAN support
The driver queries the FW for WOL support.
Ethtool get/set_wol is implemented accordingly.
Only magic packets are supported at the time.
Signed-off-by: Igor Yarovinsky <igory@mellanox.co.il>
Signed-off-by: Yevgeny Petrilin <yevgenyp@mellanox.co.il>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers/net/mlx4/fw.c')
| -rw-r--r-- | drivers/net/mlx4/fw.c | 20 |
1 files changed, 20 insertions, 0 deletions
diff --git a/drivers/net/mlx4/fw.c b/drivers/net/mlx4/fw.c index 5de1db897835..fd1c51b6197a 100644 --- a/drivers/net/mlx4/fw.c +++ b/drivers/net/mlx4/fw.c @@ -276,6 +276,7 @@ int mlx4_QUERY_DEV_CAP(struct mlx4_dev *dev, struct mlx4_dev_cap *dev_cap) dev_cap->udp_rss = field & 0x1; MLX4_GET(field, outbox, QUERY_DEV_CAP_ETH_UC_LOOPBACK_OFFSET); dev_cap->loopback_support = field & 0x1; + dev_cap->wol = field & 0x40; MLX4_GET(dev_cap->flags, outbox, QUERY_DEV_CAP_FLAGS_OFFSET); MLX4_GET(field, outbox, QUERY_DEV_CAP_RSVD_UAR_OFFSET); dev_cap->reserved_uars = field >> 4; @@ -908,3 +909,22 @@ int mlx4_NOP(struct mlx4_dev *dev) /* Input modifier of 0x1f means "finish as soon as possible." */ return mlx4_cmd(dev, 0, 0x1f, 0, MLX4_CMD_NOP, 100); } + +#define MLX4_WOL_SETUP_MODE (5 << 28) +int mlx4_wol_read(struct mlx4_dev *dev, u64 *config, int port) +{ + u32 in_mod = MLX4_WOL_SETUP_MODE | port << 8; + + return mlx4_cmd_imm(dev, 0, config, in_mod, 0x3, + MLX4_CMD_MOD_STAT_CFG, MLX4_CMD_TIME_CLASS_A); +} +EXPORT_SYMBOL_GPL(mlx4_wol_read); + +int mlx4_wol_write(struct mlx4_dev *dev, u64 config, int port) +{ + u32 in_mod = MLX4_WOL_SETUP_MODE | port << 8; + + return mlx4_cmd(dev, config, in_mod, 0x1, MLX4_CMD_MOD_STAT_CFG, + MLX4_CMD_TIME_CLASS_A); +} +EXPORT_SYMBOL_GPL(mlx4_wol_write); |