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Date: Sun, 18 Mar 2012 11:23:11 -0500
From: Ajit Khaparde <ajit.khaparde@...lex.com>
To: <davem@...emloft.net>
CC: <netdev@...r.kernel.org>
Subject: [net-next PATCH 1/4] be2net: enable WOL by default if h/w supports it
Signed-off-by: Ajit Khaparde <ajit.khaparde@...lex.com>
---
drivers/net/ethernet/emulex/benet/be.h | 26 +++++++++++-
drivers/net/ethernet/emulex/benet/be_cmds.c | 55 ++++++++++++++++++++++++
drivers/net/ethernet/emulex/benet/be_cmds.h | 28 ++++++++++++
drivers/net/ethernet/emulex/benet/be_ethtool.c | 27 +++++-------
drivers/net/ethernet/emulex/benet/be_main.c | 17 +++++++
5 files changed, 136 insertions(+), 17 deletions(-)
diff --git a/drivers/net/ethernet/emulex/benet/be.h b/drivers/net/ethernet/emulex/benet/be.h
index ab24e46..cabe1b8 100644
--- a/drivers/net/ethernet/emulex/benet/be.h
+++ b/drivers/net/ethernet/emulex/benet/be.h
@@ -52,6 +52,10 @@
#define OC_DEVICE_ID3 0xe220 /* Device id for Lancer cards */
#define OC_DEVICE_ID4 0xe228 /* Device id for VF in Lancer */
#define OC_DEVICE_ID5 0x720 /* Device Id for Skyhawk cards */
+#define OC_SUBSYS_DEVICE_ID1 0xE602
+#define OC_SUBSYS_DEVICE_ID2 0xE642
+#define OC_SUBSYS_DEVICE_ID3 0xE612
+#define OC_SUBSYS_DEVICE_ID4 0xE652
static inline char *nic_name(struct pci_dev *pdev)
{
@@ -365,7 +369,6 @@ struct be_adapter {
bool fw_timeout;
u32 port_num;
bool promiscuous;
- bool wol;
u32 function_mode;
u32 function_caps;
u32 rx_fc; /* Rx flow control */
@@ -386,6 +389,8 @@ struct be_adapter {
u32 sli_family;
u8 hba_port_num;
u16 pvid;
+ u8 wol_cap;
+ bool wol;
};
#define be_physfn(adapter) (!adapter->is_virtfn)
@@ -549,9 +554,28 @@ static inline bool be_error(struct be_adapter *adapter)
return adapter->eeh_err || adapter->ue_detected || adapter->fw_timeout;
}
+static inline bool be_is_wol_excluded(struct be_adapter *adapter)
+{
+ struct pci_dev *pdev = adapter->pdev;
+
+ if (!be_physfn(adapter))
+ return true;
+
+ switch (pdev->subsystem_device) {
+ case OC_SUBSYS_DEVICE_ID1:
+ case OC_SUBSYS_DEVICE_ID2:
+ case OC_SUBSYS_DEVICE_ID3:
+ case OC_SUBSYS_DEVICE_ID4:
+ return true;
+ default:
+ return false;
+ }
+}
+
extern void be_cq_notify(struct be_adapter *adapter, u16 qid, bool arm,
u16 num_popped);
extern void be_link_status_update(struct be_adapter *adapter, u8 link_status);
extern void be_parse_stats(struct be_adapter *adapter);
extern int be_load_fw(struct be_adapter *adapter, u8 *func);
+extern bool be_is_wol_supported(struct be_adapter *adapter);
#endif /* BE_H */
diff --git a/drivers/net/ethernet/emulex/benet/be_cmds.c b/drivers/net/ethernet/emulex/benet/be_cmds.c
index 398fb5c..d72c2b4 100644
--- a/drivers/net/ethernet/emulex/benet/be_cmds.c
+++ b/drivers/net/ethernet/emulex/benet/be_cmds.c
@@ -2418,3 +2418,58 @@ err:
spin_unlock_bh(&adapter->mcc_lock);
return status;
}
+
+int be_cmd_get_acpi_wol_cap(struct be_adapter *adapter)
+{
+ struct be_mcc_wrb *wrb;
+ struct be_cmd_req_acpi_wol_magic_config_v1 *req;
+ int status;
+ int payload_len = sizeof(*req);
+ struct be_dma_mem cmd;
+
+ memset(&cmd, 0, sizeof(struct be_dma_mem));
+ cmd.size = sizeof(struct be_cmd_resp_acpi_wol_magic_config_v1);
+ cmd.va = pci_alloc_consistent(adapter->pdev, cmd.size,
+ &cmd.dma);
+ if (!cmd.va) {
+ dev_err(&adapter->pdev->dev,
+ "Memory allocation failure\n");
+ return -ENOMEM;
+ }
+
+ if (mutex_lock_interruptible(&adapter->mbox_lock))
+ return -1;
+
+ wrb = wrb_from_mbox(adapter);
+ if (!wrb) {
+ status = -EBUSY;
+ goto err;
+ }
+
+ req = cmd.va;
+
+ be_wrb_cmd_hdr_prepare(&req->hdr, CMD_SUBSYSTEM_ETH,
+ OPCODE_ETH_ACPI_WOL_MAGIC_CONFIG,
+ payload_len, wrb, &cmd);
+
+ req->hdr.version = 1;
+ req->query_options = BE_GET_WOL_CAP;
+
+ status = be_mbox_notify_wait(adapter);
+ if (!status) {
+ struct be_cmd_resp_acpi_wol_magic_config_v1 *resp;
+ resp = (struct be_cmd_resp_acpi_wol_magic_config_v1 *) cmd.va;
+
+ /* the command could succeed misleadingly on old f/w
+ * which is not aware of the V1 version. fake an error. */
+ if (resp->hdr.response_length < payload_len) {
+ status = -1;
+ goto err;
+ }
+ adapter->wol_cap = resp->wol_settings;
+ }
+err:
+ mutex_unlock(&adapter->mbox_lock);
+ pci_free_consistent(adapter->pdev, cmd.size, cmd.va, cmd.dma);
+ return status;
+}
diff --git a/drivers/net/ethernet/emulex/benet/be_cmds.h b/drivers/net/ethernet/emulex/benet/be_cmds.h
index 687c420..345d49e 100644
--- a/drivers/net/ethernet/emulex/benet/be_cmds.h
+++ b/drivers/net/ethernet/emulex/benet/be_cmds.h
@@ -1206,6 +1206,33 @@ struct be_cmd_req_acpi_wol_magic_config{
u8 rsvd2[2];
} __packed;
+struct be_cmd_req_acpi_wol_magic_config_v1 {
+ struct be_cmd_req_hdr hdr;
+ u8 rsvd0[2];
+ u8 query_options;
+ u8 rsvd1[5];
+ u32 rsvd2[288];
+ u8 magic_mac[6];
+ u8 rsvd3[22];
+} __packed;
+
+struct be_cmd_resp_acpi_wol_magic_config_v1 {
+ struct be_cmd_resp_hdr hdr;
+ u8 rsvd0[2];
+ u8 wol_settings;
+ u8 rsvd1[5];
+ u32 rsvd2[295];
+} __packed;
+
+#define BE_GET_WOL_CAP 2
+
+#define BE_WOL_CAP 0x1
+#define BE_PME_D0_CAP 0x8
+#define BE_PME_D1_CAP 0x10
+#define BE_PME_D2_CAP 0x20
+#define BE_PME_D3HOT_CAP 0x40
+#define BE_PME_D3COLD_CAP 0x80
+
/********************** LoopBack test *********************/
struct be_cmd_req_loopback_test {
struct be_cmd_req_hdr hdr;
@@ -1590,4 +1617,5 @@ extern int be_cmd_get_mac_from_list(struct be_adapter *adapter, u32 domain,
bool *pmac_id_active, u32 *pmac_id, u8 *mac);
extern int be_cmd_set_mac_list(struct be_adapter *adapter, u8 *mac_array,
u8 mac_count, u32 domain);
+extern int be_cmd_get_acpi_wol_cap(struct be_adapter *adapter);
diff --git a/drivers/net/ethernet/emulex/benet/be_ethtool.c b/drivers/net/ethernet/emulex/benet/be_ethtool.c
index 30ce178..c1ff73c 100644
--- a/drivers/net/ethernet/emulex/benet/be_ethtool.c
+++ b/drivers/net/ethernet/emulex/benet/be_ethtool.c
@@ -600,26 +600,16 @@ be_set_phys_id(struct net_device *netdev,
return 0;
}
-static bool
-be_is_wol_supported(struct be_adapter *adapter)
-{
- if (!be_physfn(adapter))
- return false;
- else
- return true;
-}
static void
be_get_wol(struct net_device *netdev, struct ethtool_wolinfo *wol)
{
struct be_adapter *adapter = netdev_priv(netdev);
- if (be_is_wol_supported(adapter))
- wol->supported = WAKE_MAGIC;
-
- if (adapter->wol)
- wol->wolopts = WAKE_MAGIC;
- else
+ if (be_is_wol_supported(adapter)) {
+ wol->supported |= WAKE_MAGIC;
+ wol->wolopts |= WAKE_MAGIC;
+ } else
wol->wolopts = 0;
memset(&wol->sopass, 0, sizeof(wol->sopass));
}
@@ -630,9 +620,14 @@ be_set_wol(struct net_device *netdev, struct ethtool_wolinfo *wol)
struct be_adapter *adapter = netdev_priv(netdev);
if (wol->wolopts & ~WAKE_MAGIC)
- return -EINVAL;
+ return -EOPNOTSUPP;
+
+ if (!be_is_wol_supported(adapter)) {
+ dev_warn(&adapter->pdev->dev, "WOL not supported\n");
+ return -EOPNOTSUPP;
+ }
- if ((wol->wolopts & WAKE_MAGIC) && be_is_wol_supported(adapter))
+ if (wol->wolopts & WAKE_MAGIC)
adapter->wol = true;
else
adapter->wol = false;
diff --git a/drivers/net/ethernet/emulex/benet/be_main.c b/drivers/net/ethernet/emulex/benet/be_main.c
index e382278..050e3eb 100644
--- a/drivers/net/ethernet/emulex/benet/be_main.c
+++ b/drivers/net/ethernet/emulex/benet/be_main.c
@@ -3244,6 +3244,12 @@ static void __devexit be_remove(struct pci_dev *pdev)
free_netdev(adapter->netdev);
}
+bool be_is_wol_supported(struct be_adapter *adapter)
+{
+ return ((adapter->wol_cap & BE_WOL_CAP) &&
+ !be_is_wol_excluded(adapter)) ? true : false;
+}
+
static int be_get_config(struct be_adapter *adapter)
{
int status;
@@ -3262,6 +3268,17 @@ static int be_get_config(struct be_adapter *adapter)
if (status)
return status;
+ status = be_cmd_get_acpi_wol_cap(adapter);
+ if (status) {
+ /* in case of a failure to get wol capabillities
+ * check the exclusion list to determine WOL capability */
+ if (!be_is_wol_excluded(adapter))
+ adapter->wol_cap |= BE_WOL_CAP;
+ }
+
+ if (be_is_wol_supported(adapter))
+ adapter->wol = true;
+
return 0;
}
--
1.7.5.4
--
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