---

yaml
---
r: 202739
b: refs/heads/master
c: 66fceb6
h: refs/heads/master
i:
  202737: a4bcd63
  202735: 83c83b5
v: v3

[refs]

@@ -1,2 +1,2 @@
 ---
-refs/heads/master: a7da74fc88bff6f82f8255f2def49907f82f4c61
+refs/heads/master: 66fceb69b72ff7e9cd8da2ca70033982d5376e0e

trunk/drivers/net/wireless/libertas/cmd.c

@@ -70,6 +70,8 @@ static u8 is_command_allowed_in_ps(u16 cmd)
 	switch (cmd) {
 	case CMD_802_11_RSSI:
 		return 1;
+	case CMD_802_11_HOST_SLEEP_CFG:
+		return 1;
 	default:
 		break;
 	}
@@ -185,6 +187,23 @@ int lbs_update_hw_spec(struct lbs_private *priv)
 	return ret;
 }
 
+static int lbs_ret_host_sleep_cfg(struct lbs_private *priv, unsigned long dummy,
+			struct cmd_header *resp)
+{
+	lbs_deb_enter(LBS_DEB_CMD);
+	if (priv->wol_criteria == EHS_REMOVE_WAKEUP) {
+		priv->is_host_sleep_configured = 0;
+		if (priv->psstate == PS_STATE_FULL_POWER) {
+			priv->is_host_sleep_activated = 0;
+			wake_up_interruptible(&priv->host_sleep_q);
+		}
+	} else {
+		priv->is_host_sleep_configured = 1;
+	}
+	lbs_deb_leave(LBS_DEB_CMD);
+	return 0;
+}
+
 int lbs_host_sleep_cfg(struct lbs_private *priv, uint32_t criteria,
 		struct wol_config *p_wol_config)
 {
@@ -202,12 +221,11 @@ int lbs_host_sleep_cfg(struct lbs_private *priv, uint32_t criteria,
 	else
 		cmd_config.wol_conf.action = CMD_ACT_ACTION_NONE;
 
-	ret = lbs_cmd_with_response(priv, CMD_802_11_HOST_SLEEP_CFG, &cmd_config);
+	ret = __lbs_cmd(priv, CMD_802_11_HOST_SLEEP_CFG, &cmd_config.hdr,
+			le16_to_cpu(cmd_config.hdr.size),
+			lbs_ret_host_sleep_cfg, 0);
 	if (!ret) {
-		if (criteria) {
-			lbs_deb_cmd("Set WOL criteria to %x\n", criteria);
-			priv->wol_criteria = criteria;
-		} else
+		if (p_wol_config)
 			memcpy((uint8_t *) p_wol_config,
 					(uint8_t *)&cmd_config.wol_conf,
 					sizeof(struct wol_config));
@@ -712,6 +730,10 @@ static void lbs_queue_cmd(struct lbs_private *priv,
 		}
 	}
 
+	if (le16_to_cpu(cmdnode->cmdbuf->command) ==
+			CMD_802_11_WAKEUP_CONFIRM)
+		addtail = 0;
+
 	spin_lock_irqsave(&priv->driver_lock, flags);
 
 	if (addtail)
@@ -1353,6 +1375,11 @@ static void lbs_send_confirmsleep(struct lbs_private *priv)
 	/* We don't get a response on the sleep-confirmation */
 	priv->dnld_sent = DNLD_RES_RECEIVED;
 
+	if (priv->is_host_sleep_configured) {
+		priv->is_host_sleep_activated = 1;
+		wake_up_interruptible(&priv->host_sleep_q);
+	}
+
 	/* If nothing to do, go back to sleep (?) */
 	if (!kfifo_len(&priv->event_fifo) && !priv->resp_len[priv->resp_idx])
 		priv->psstate = PS_STATE_SLEEP;

trunk/drivers/net/wireless/libertas/cmdresp.c

@@ -17,6 +17,7 @@
 #include "dev.h"
 #include "assoc.h"
 #include "wext.h"
+#include "cmd.h"
 
 /**
  *  @brief This function handles disconnect event. it
@@ -341,32 +342,10 @@ int lbs_process_command_response(struct lbs_private *priv, u8 *data, u32 len)
 	return ret;
 }
 
-static int lbs_send_confirmwake(struct lbs_private *priv)
-{
-	struct cmd_header cmd;
-	int ret = 0;
-
-	lbs_deb_enter(LBS_DEB_HOST);
-
-	cmd.command = cpu_to_le16(CMD_802_11_WAKEUP_CONFIRM);
-	cmd.size = cpu_to_le16(sizeof(cmd));
-	cmd.seqnum = cpu_to_le16(++priv->seqnum);
-	cmd.result = 0;
-
-	lbs_deb_hex(LBS_DEB_HOST, "wake confirm", (u8 *) &cmd,
-		sizeof(cmd));
-
-	ret = priv->hw_host_to_card(priv, MVMS_CMD, (u8 *) &cmd, sizeof(cmd));
-	if (ret)
-		lbs_pr_alert("SEND_WAKEC_CMD: Host to Card failed for Confirm Wake\n");
-
-	lbs_deb_leave_args(LBS_DEB_HOST, "ret %d", ret);
-	return ret;
-}
-
 int lbs_process_event(struct lbs_private *priv, u32 event)
 {
 	int ret = 0;
+	struct cmd_header cmd;
 
 	lbs_deb_enter(LBS_DEB_CMD);
 
@@ -410,7 +389,10 @@ int lbs_process_event(struct lbs_private *priv, u32 event)
 		if (priv->reset_deep_sleep_wakeup)
 			priv->reset_deep_sleep_wakeup(priv);
 		priv->is_deep_sleep = 0;
-		lbs_send_confirmwake(priv);
+		lbs_cmd_async(priv, CMD_802_11_WAKEUP_CONFIRM, &cmd,
+				sizeof(cmd));
+		priv->is_host_sleep_activated = 0;
+		wake_up_interruptible(&priv->host_sleep_q);
 		break;
 
 	case MACREG_INT_CODE_DEEP_SLEEP_AWAKE:

trunk/drivers/net/wireless/libertas/decl.h

@@ -38,7 +38,7 @@ int lbs_set_mac_address(struct net_device *dev, void *addr);
 void lbs_set_multicast_list(struct net_device *dev);
 
 int lbs_suspend(struct lbs_private *priv);
-void lbs_resume(struct lbs_private *priv);
+int lbs_resume(struct lbs_private *priv);
 
 void lbs_queue_event(struct lbs_private *priv, u32 event);
 void lbs_notify_command_response(struct lbs_private *priv, u8 resp_idx);

trunk/drivers/net/wireless/libertas/dev.h

@@ -75,13 +75,19 @@ struct lbs_private {
 
 	/* Deep sleep */
 	int is_deep_sleep;
+	int deep_sleep_required;
 	int is_auto_deep_sleep_enabled;
 	int wakeup_dev_required;
 	int is_activity_detected;
 	int auto_deep_sleep_timeout; /* in ms */
 	wait_queue_head_t ds_awake_q;
 	struct timer_list auto_deepsleep_timer;
 
+	/* Host sleep*/
+	int is_host_sleep_configured;
+	int is_host_sleep_activated;
+	wait_queue_head_t host_sleep_q;
+
 	/* Hardware access */
 	void *card;
 	u8 fw_ready;

trunk/drivers/net/wireless/libertas/ethtool.c

@@ -91,23 +91,22 @@ static int lbs_ethtool_set_wol(struct net_device *dev,
 			       struct ethtool_wolinfo *wol)
 {
 	struct lbs_private *priv = dev->ml_priv;
-	uint32_t criteria = 0;
 
 	if (wol->wolopts & ~(WAKE_UCAST|WAKE_MCAST|WAKE_BCAST|WAKE_PHY))
 		return -EOPNOTSUPP;
 
+	priv->wol_criteria = 0;
 	if (wol->wolopts & WAKE_UCAST)
-		criteria |= EHS_WAKE_ON_UNICAST_DATA;
+		priv->wol_criteria |= EHS_WAKE_ON_UNICAST_DATA;
 	if (wol->wolopts & WAKE_MCAST)
-		criteria |= EHS_WAKE_ON_MULTICAST_DATA;
+		priv->wol_criteria |= EHS_WAKE_ON_MULTICAST_DATA;
 	if (wol->wolopts & WAKE_BCAST)
-		criteria |= EHS_WAKE_ON_BROADCAST_DATA;
+		priv->wol_criteria |= EHS_WAKE_ON_BROADCAST_DATA;
 	if (wol->wolopts & WAKE_PHY)
-		criteria |= EHS_WAKE_ON_MAC_EVENT;
+		priv->wol_criteria |= EHS_WAKE_ON_MAC_EVENT;
 	if (wol->wolopts == 0)
-		criteria |= EHS_REMOVE_WAKEUP;
-
-	return lbs_host_sleep_cfg(priv, criteria, (struct wol_config *)NULL);
+		priv->wol_criteria |= EHS_REMOVE_WAKEUP;
+	return 0;
 }
 
 const struct ethtool_ops lbs_ethtool_ops = {

trunk/drivers/net/wireless/libertas/if_sdio.c

@@ -1182,11 +1182,69 @@ static void if_sdio_remove(struct sdio_func *func)
 	lbs_deb_leave(LBS_DEB_SDIO);
 }
 
+static int if_sdio_suspend(struct device *dev)
+{
+	struct sdio_func *func = dev_to_sdio_func(dev);
+	int ret;
+	struct if_sdio_card *card = sdio_get_drvdata(func);
+
+	mmc_pm_flag_t flags = sdio_get_host_pm_caps(func);
+
+	lbs_pr_info("%s: suspend: PM flags = 0x%x\n",
+						sdio_func_id(func), flags);
+
+	/* If we aren't being asked to wake on anything, we should bail out
+	 * and let the SD stack power down the card.
+	 */
+	if (card->priv->wol_criteria == EHS_REMOVE_WAKEUP) {
+		lbs_pr_info("Suspend without wake params -- "
+						"powering down card.");
+		return -ENOSYS;
+	}
+
+	if (!(flags & MMC_PM_KEEP_POWER)) {
+		lbs_pr_err("%s: cannot remain alive while host is suspended\n",
+			sdio_func_id(func));
+		return -ENOSYS;
+	}
+
+	ret = sdio_set_host_pm_flags(func, MMC_PM_KEEP_POWER);
+	if (ret)
+		return ret;
+
+	ret = lbs_suspend(card->priv);
+	if (ret)
+		return ret;
+
+	return sdio_set_host_pm_flags(func, MMC_PM_WAKE_SDIO_IRQ);
+}
+
+static int if_sdio_resume(struct device *dev)
+{
+	struct sdio_func *func = dev_to_sdio_func(dev);
+	struct if_sdio_card *card = sdio_get_drvdata(func);
+	int ret;
+
+	lbs_pr_info("%s: resume: we're back\n", sdio_func_id(func));
+
+	ret = lbs_resume(card->priv);
+
+	return ret;
+}
+
+static const struct dev_pm_ops if_sdio_pm_ops = {
+	.suspend	= if_sdio_suspend,
+	.resume		= if_sdio_resume,
+};
+
 static struct sdio_driver if_sdio_driver = {
 	.name		= "libertas_sdio",
 	.id_table	= if_sdio_ids,
 	.probe		= if_sdio_probe,
 	.remove		= if_sdio_remove,
+	.drv = {
+		.pm = &if_sdio_pm_ops,
+	},
 };
 
 /*******************************************************************/

trunk/drivers/net/wireless/libertas/if_usb.c

@@ -1043,6 +1043,12 @@ static int if_usb_suspend(struct usb_interface *intf, pm_message_t message)
 	if (priv->psstate != PS_STATE_FULL_POWER)
 		return -1;
 
+	if (priv->wol_criteria == EHS_REMOVE_WAKEUP) {
+		lbs_pr_info("Suspend attempt without "
+						"configuring wake params!\n");
+		return -ENOSYS;
+	}
+
 	ret = lbs_suspend(priv);
 	if (ret)
 		goto out;