switch (cmd) {
case CMD_802_11_RSSI:
return 1;
+ case CMD_802_11_HOST_SLEEP_CFG:
+ return 1;
default:
break;
}
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)
{
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));
}
}
+ if (le16_to_cpu(cmdnode->cmdbuf->command) ==
+ CMD_802_11_WAKEUP_CONFIRM)
+ addtail = 0;
+
spin_lock_irqsave(&priv->driver_lock, flags);
if (addtail)
/* 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;
#include "dev.h"
#include "assoc.h"
#include "wext.h"
+#include "cmd.h"
/**
* @brief This function handles disconnect event. it
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);
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:
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);
/* Deep sleep */
int is_deep_sleep;
+ int deep_sleep_required;
int is_auto_deep_sleep_enabled;
int wakeup_dev_required;
int is_activity_detected;
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;
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 = {
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,
+ },
};
/*******************************************************************/
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;
return 0;
}
-static int lbs_suspend_callback(struct lbs_private *priv, unsigned long dummy,
- struct cmd_header *cmd)
+static int lbs_ret_host_sleep_activate(struct lbs_private *priv,
+ unsigned long dummy,
+ struct cmd_header *cmd)
{
lbs_deb_enter(LBS_DEB_FW);
-
- netif_device_detach(priv->dev);
- if (priv->mesh_dev)
- netif_device_detach(priv->mesh_dev);
-
- priv->fw_ready = 0;
+ priv->is_host_sleep_activated = 1;
+ wake_up_interruptible(&priv->host_sleep_q);
lbs_deb_leave(LBS_DEB_FW);
return 0;
}
lbs_deb_enter(LBS_DEB_FW);
- if (priv->wol_criteria == 0xffffffff) {
- lbs_pr_info("Suspend attempt without configuring wake params!\n");
- return -EINVAL;
+ if (priv->is_deep_sleep) {
+ ret = lbs_set_deep_sleep(priv, 0);
+ if (ret) {
+ lbs_pr_err("deep sleep cancellation failed: %d\n", ret);
+ return ret;
+ }
+ priv->deep_sleep_required = 1;
}
memset(&cmd, 0, sizeof(cmd));
+ ret = lbs_host_sleep_cfg(priv, priv->wol_criteria,
+ (struct wol_config *)NULL);
+ if (ret) {
+ lbs_pr_info("Host sleep configuration failed: %d\n", ret);
+ return ret;
+ }
+ if (priv->psstate == PS_STATE_FULL_POWER) {
+ ret = __lbs_cmd(priv, CMD_802_11_HOST_SLEEP_ACTIVATE, &cmd,
+ sizeof(cmd), lbs_ret_host_sleep_activate, 0);
+ if (ret)
+ lbs_pr_info("HOST_SLEEP_ACTIVATE failed: %d\n", ret);
+ }
- ret = __lbs_cmd(priv, CMD_802_11_HOST_SLEEP_ACTIVATE, &cmd,
- sizeof(cmd), lbs_suspend_callback, 0);
- if (ret)
- lbs_pr_info("HOST_SLEEP_ACTIVATE failed: %d\n", ret);
+ if (!wait_event_interruptible_timeout(priv->host_sleep_q,
+ priv->is_host_sleep_activated, (10 * HZ))) {
+ lbs_pr_err("host_sleep_q: timer expired\n");
+ ret = -1;
+ }
+ netif_device_detach(priv->dev);
+ if (priv->mesh_dev)
+ netif_device_detach(priv->mesh_dev);
lbs_deb_leave_args(LBS_DEB_FW, "ret %d", ret);
return ret;
}
EXPORT_SYMBOL_GPL(lbs_suspend);
-void lbs_resume(struct lbs_private *priv)
+int lbs_resume(struct lbs_private *priv)
{
- lbs_deb_enter(LBS_DEB_FW);
+ int ret;
+ uint32_t criteria = EHS_REMOVE_WAKEUP;
- priv->fw_ready = 1;
+ lbs_deb_enter(LBS_DEB_FW);
- /* Firmware doesn't seem to give us RX packets any more
- until we send it some command. Might as well update */
- lbs_prepare_and_send_command(priv, CMD_802_11_RSSI, 0,
- 0, 0, NULL);
+ ret = lbs_host_sleep_cfg(priv, criteria, (struct wol_config *)NULL);
netif_device_attach(priv->dev);
if (priv->mesh_dev)
netif_device_attach(priv->mesh_dev);
- lbs_deb_leave(LBS_DEB_FW);
+ if (priv->deep_sleep_required) {
+ priv->deep_sleep_required = 0;
+ ret = lbs_set_deep_sleep(priv, 1);
+ if (ret)
+ lbs_pr_err("deep sleep activation failed: %d\n", ret);
+ }
+
+ lbs_deb_leave_args(LBS_DEB_FW, "ret %d", ret);
+ return ret;
}
EXPORT_SYMBOL_GPL(lbs_resume);
priv->psstate = PS_STATE_FULL_POWER;
priv->is_deep_sleep = 0;
priv->is_auto_deep_sleep_enabled = 0;
+ priv->deep_sleep_required = 0;
priv->wakeup_dev_required = 0;
init_waitqueue_head(&priv->ds_awake_q);
priv->authtype_auto = 1;
-
+ priv->is_host_sleep_configured = 0;
+ priv->is_host_sleep_activated = 0;
+ init_waitqueue_head(&priv->host_sleep_q);
mutex_init(&priv->lock);
setup_timer(&priv->command_timer, lbs_cmd_timeout_handler,
priv->wol_criteria = 0xffffffff;
priv->wol_gpio = 0xff;
+ priv->wol_gap = 20;
goto done;
wake_up_interruptible(&priv->ds_awake_q);
}
+ priv->is_host_sleep_configured = 0;
+ priv->is_host_sleep_activated = 0;
+ wake_up_interruptible(&priv->host_sleep_q);
+
/* Stop the thread servicing the interrupts */
priv->surpriseremoved = 1;
kthread_stop(priv->main_thread);
projects / platform / kernel / linux-3.10.git / commitdiff