svn commit: r220016 - in head/sys/ofed: drivers/net/mlx4
include/linux/mlx4
Jeff Roberson
jeff at FreeBSD.org
Sat Mar 26 00:54:01 UTC 2011
Author: jeff
Date: Sat Mar 26 00:54:01 2011
New Revision: 220016
URL: http://svn.freebsd.org/changeset/base/220016
Log:
- Implement wake-on-lan support in mlxen.
Modified:
head/sys/ofed/drivers/net/mlx4/en_ethtool.c
head/sys/ofed/drivers/net/mlx4/en_netdev.c
head/sys/ofed/drivers/net/mlx4/fw.c
head/sys/ofed/drivers/net/mlx4/fw.h
head/sys/ofed/drivers/net/mlx4/main.c
head/sys/ofed/drivers/net/mlx4/mlx4_en.h
head/sys/ofed/include/linux/mlx4/device.h
Modified: head/sys/ofed/drivers/net/mlx4/en_ethtool.c
==============================================================================
--- head/sys/ofed/drivers/net/mlx4/en_ethtool.c Sat Mar 26 00:34:35 2011 (r220015)
+++ head/sys/ofed/drivers/net/mlx4/en_ethtool.c Sat Mar 26 00:54:01 2011 (r220016)
@@ -494,6 +494,7 @@ const struct ethtool_ops mlx4_en_ethtool
.get_ethtool_stats = mlx4_en_get_ethtool_stats,
.self_test = mlx4_en_self_test,
.get_wol = mlx4_en_get_wol,
+ .set_wol = mlx4_en_set_wol,
.get_msglevel = mlx4_en_get_msglevel,
.set_msglevel = mlx4_en_set_msglevel,
.get_coalesce = mlx4_en_get_coalesce,
Modified: head/sys/ofed/drivers/net/mlx4/en_netdev.c
==============================================================================
--- head/sys/ofed/drivers/net/mlx4/en_netdev.c Sat Mar 26 00:34:35 2011 (r220015)
+++ head/sys/ofed/drivers/net/mlx4/en_netdev.c Sat Mar 26 00:54:01 2011 (r220016)
@@ -532,6 +532,7 @@ int mlx4_en_start_port(struct net_device
struct mlx4_en_dev *mdev = priv->mdev;
struct mlx4_en_cq *cq;
struct mlx4_en_tx_ring *tx_ring;
+ u64 config;
int rx_index = 0;
int tx_index = 0;
int err = 0;
@@ -662,6 +663,25 @@ int mlx4_en_start_port(struct net_device
else
priv->rx_csum = 0;
+ err = mlx4_wol_read(priv->mdev->dev, &config, priv->port);
+ if (err) {
+ en_err(priv, "Failed to get WoL info, unable to modify\n");
+ goto wol_err;
+ }
+ if (dev->if_capenable & IFCAP_WOL_MAGIC) {
+ config |= MLX4_EN_WOL_DO_MODIFY | MLX4_EN_WOL_ENABLED |
+ MLX4_EN_WOL_MAGIC;
+ } else {
+ config &= ~(MLX4_EN_WOL_ENABLED | MLX4_EN_WOL_MAGIC);
+ config |= MLX4_EN_WOL_DO_MODIFY;
+ }
+
+ err = mlx4_wol_write(priv->mdev->dev, config, priv->port);
+ if (err) {
+ en_err(priv, "Failed to set WoL information\n");
+ goto wol_err;
+ }
+
priv->port_up = true;
/* Populate multicast list */
@@ -676,6 +696,10 @@ int mlx4_en_start_port(struct net_device
return 0;
+wol_err:
+ /* close port*/
+ mlx4_CLOSE_PORT(mdev->dev, priv->port);
+
mac_err:
mlx4_unregister_mac(mdev->dev, priv->port, priv->mac_index);
tx_err:
@@ -1095,6 +1119,8 @@ static int mlx4_en_ioctl(struct ifnet *d
dev->if_capenable ^= IFCAP_VLAN_HWTAGGING;
if (mask & IFCAP_VLAN_HWFILTER)
dev->if_capenable ^= IFCAP_VLAN_HWFILTER;
+ if (mask & IFCAP_WOL_MAGIC)
+ dev->if_capenable ^= IFCAP_WOL_MAGIC;
if (dev->if_drv_flags & IFF_DRV_RUNNING)
mlx4_en_init(priv);
VLAN_CAPABILITIES(dev);
@@ -1534,14 +1560,23 @@ int mlx4_en_init_netdev(struct mlx4_en_d
dev->if_capabilities |= IFCAP_VLAN_MTU | IFCAP_VLAN_HWTAGGING;
dev->if_capabilities |= IFCAP_VLAN_HWCSUM | IFCAP_VLAN_HWFILTER;
dev->if_capabilities |= IFCAP_LINKSTATE | IFCAP_JUMBO_MTU;
-#if 0 /* Not yet */
- dev->if_capabilities |= IFCAP_WOL;
-#endif
if (mdev->LSO_support)
dev->if_capabilities |= IFCAP_TSO | IFCAP_VLAN_HWTSO;
if (mdev->profile.num_lro)
dev->if_capabilities |= IFCAP_LRO;
dev->if_capenable = dev->if_capabilities;
+ /*
+ * Setup wake-on-lan.
+ */
+ if (priv->mdev->dev->caps.wol) {
+ u64 config;
+ if (mlx4_wol_read(priv->mdev->dev, &config, priv->port) == 0) {
+ if (config & MLX4_EN_WOL_MAGIC)
+ dev->if_capabilities |= IFCAP_WOL_MAGIC;
+ if (config & MLX4_EN_WOL_ENABLED)
+ dev->if_capenable |= IFCAP_WOL_MAGIC;
+ }
+ }
/* Register for VLAN events */
priv->vlan_attach = EVENTHANDLER_REGISTER(vlan_config,
Modified: head/sys/ofed/drivers/net/mlx4/fw.c
==============================================================================
--- head/sys/ofed/drivers/net/mlx4/fw.c Sat Mar 26 00:34:35 2011 (r220015)
+++ head/sys/ofed/drivers/net/mlx4/fw.c Sat Mar 26 00:54:01 2011 (r220016)
@@ -289,6 +289,7 @@ int mlx4_QUERY_DEV_CAP(struct mlx4_dev *
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(tmp1, outbox, QUERY_DEV_CAP_EXT_FLAGS_OFFSET);
MLX4_GET(tmp2, outbox, QUERY_DEV_CAP_FLAGS_OFFSET);
dev_cap->flags = tmp2 | (u64)tmp1 << 32;
@@ -969,6 +970,25 @@ int mlx4_NOP(struct mlx4_dev *dev)
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);
+
int mlx4_query_diag_counters(struct mlx4_dev *dev, int array_length,
u8 op_modifier, u32 in_offset[], u32 counter_out[])
{
Modified: head/sys/ofed/drivers/net/mlx4/fw.h
==============================================================================
--- head/sys/ofed/drivers/net/mlx4/fw.h Sat Mar 26 00:34:35 2011 (r220015)
+++ head/sys/ofed/drivers/net/mlx4/fw.h Sat Mar 26 00:54:01 2011 (r220016)
@@ -80,6 +80,7 @@ struct mlx4_dev_cap {
u16 stat_rate_support;
int udp_rss;
int loopback_support;
+ int wol;
u64 flags;
int reserved_uars;
int uar_size;
Modified: head/sys/ofed/drivers/net/mlx4/main.c
==============================================================================
--- head/sys/ofed/drivers/net/mlx4/main.c Sat Mar 26 00:34:35 2011 (r220015)
+++ head/sys/ofed/drivers/net/mlx4/main.c Sat Mar 26 00:54:01 2011 (r220016)
@@ -331,6 +331,7 @@ static int mlx4_dev_cap(struct mlx4_dev
dev->caps.stat_rate_support = dev_cap->stat_rate_support;
dev->caps.udp_rss = dev_cap->udp_rss;
dev->caps.loopback_support = dev_cap->loopback_support;
+ dev->caps.wol = dev_cap->wol;
dev->caps.max_gso_sz = dev_cap->max_gso_sz;
dev->caps.reserved_xrcds = (dev->caps.flags & MLX4_DEV_CAP_FLAG_XRC) ?
dev_cap->reserved_xrcds : 0;
Modified: head/sys/ofed/drivers/net/mlx4/mlx4_en.h
==============================================================================
--- head/sys/ofed/drivers/net/mlx4/mlx4_en.h Sat Mar 26 00:34:35 2011 (r220015)
+++ head/sys/ofed/drivers/net/mlx4/mlx4_en.h Sat Mar 26 00:54:01 2011 (r220016)
@@ -164,7 +164,7 @@ enum {
#define MLX4_EN_DEF_TX_RING_SIZE 512
#define MLX4_EN_DEF_TX_QUEUE_SIZE 4096
#define MLX4_EN_DEF_RX_RING_SIZE 1024
-#define MLX4_EN_MAX_RX_POLL 16
+#define MLX4_EN_MAX_RX_POLL 1024
/* Target number of bytes to coalesce with interrupt moderation */
#define MLX4_EN_RX_COAL_TARGET 0x20000
@@ -537,6 +537,7 @@ struct mlx4_en_priv {
u16 num_frags;
u16 log_rx_info;
int ip_reasm;
+ bool wol;
struct mlx4_en_tx_ring tx_ring[MAX_TX_RINGS];
struct mlx4_en_rx_ring rx_ring[MAX_RX_RINGS];
@@ -561,6 +562,11 @@ struct mlx4_en_priv {
struct sysctl_ctx_list stat_ctx;
};
+enum mlx4_en_wol {
+ MLX4_EN_WOL_MAGIC = (1ULL << 61),
+ MLX4_EN_WOL_ENABLED = (1ULL << 62),
+ MLX4_EN_WOL_DO_MODIFY = (1ULL << 63),
+};
int mlx4_en_transmit(struct net_device *dev, struct mbuf *mb);
void mlx4_en_qflush(struct net_device *dev);
Modified: head/sys/ofed/include/linux/mlx4/device.h
==============================================================================
--- head/sys/ofed/include/linux/mlx4/device.h Sat Mar 26 00:34:35 2011 (r220015)
+++ head/sys/ofed/include/linux/mlx4/device.h Sat Mar 26 00:54:01 2011 (r220016)
@@ -251,6 +251,7 @@ struct mlx4_caps {
u16 stat_rate_support;
int udp_rss;
int loopback_support;
+ int wol;
u8 port_width_cap[MLX4_MAX_PORTS + 1];
int max_gso_sz;
int reserved_qps_cnt[MLX4_NUM_QP_REGION];
@@ -535,6 +536,9 @@ int mlx4_mtt_init(struct mlx4_dev *dev,
struct mlx4_mtt *mtt);
void mlx4_mtt_cleanup(struct mlx4_dev *dev, struct mlx4_mtt *mtt);
u64 mlx4_mtt_addr(struct mlx4_dev *dev, struct mlx4_mtt *mtt);
+int mlx4_wol_read(struct mlx4_dev *dev, u64 *config, int port);
+int mlx4_wol_write(struct mlx4_dev *dev, u64 config, int port);
+
int mlx4_mr_reserve_range(struct mlx4_dev *dev, int cnt, int align, u32 *base_mridx);
void mlx4_mr_release_range(struct mlx4_dev *dev, u32 base_mridx, int cnt);
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