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mwifiex: report wakeup for wowlan

Message ID 1474995364-123069-1-git-send-email-rajatja@google.com (mailing list archive)
State Superseded
Delegated to: Kalle Valo
Headers show

Commit Message

Rajat Jain Sept. 27, 2016, 4:56 p.m. UTC 
Enable notifying wakeup source to the PM core. This allow darkresume to
correctly track wakeup source and mark mwifiex_plt as 'automatic' wakeup
source.

Signed-off-by: Wei-Ning Huang <wnhuang@google.com>
Signed-off-by: Rajat Jain <rajatja@google.com>
Tested-by: Wei-Ning Huang <wnhuang@chromium.org>
Reviewed-by: Eric Caruso <ejcaruso@chromium.org>
---
 drivers/net/wireless/marvell/mwifiex/sdio.c | 8 ++++++++
 drivers/net/wireless/marvell/mwifiex/sdio.h | 1 +
 2 files changed, 9 insertions(+)
diff mbox

Patch

diff --git a/drivers/net/wireless/marvell/mwifiex/sdio.c b/drivers/net/wireless/marvell/mwifiex/sdio.c
index d3e1561..a5f63e4 100644
--- a/drivers/net/wireless/marvell/mwifiex/sdio.c
+++ b/drivers/net/wireless/marvell/mwifiex/sdio.c
@@ -89,6 +89,9 @@  static irqreturn_t mwifiex_wake_irq_wifi(int irq, void *priv)
 		disable_irq_nosync(irq);
 	}
 
+	/* Notify PM core we are wakeup source */
+	pm_wakeup_event(cfg->dev, 0);
+
 	return IRQ_HANDLED;
 }
 
@@ -112,6 +115,7 @@  static int mwifiex_sdio_probe_of(struct device *dev, struct sdio_mmc_card *card)
 					  GFP_KERNEL);
 	cfg = card->plt_wake_cfg;
 	if (cfg && card->plt_of_node) {
+		cfg->dev = dev;
 		cfg->irq_wifi = irq_of_parse_and_map(card->plt_of_node, 0);
 		if (!cfg->irq_wifi) {
 			dev_dbg(dev,
@@ -130,6 +134,10 @@  static int mwifiex_sdio_probe_of(struct device *dev, struct sdio_mmc_card *card)
 		}
 	}
 
+	ret = device_init_wakeup(dev, true);
+	if (ret)
+		dev_err(dev, "fail to init wakeup for mwifiex");
+
 	return 0;
 }
 
diff --git a/drivers/net/wireless/marvell/mwifiex/sdio.h b/drivers/net/wireless/marvell/mwifiex/sdio.h
index db837f1..07cdd23 100644
--- a/drivers/net/wireless/marvell/mwifiex/sdio.h
+++ b/drivers/net/wireless/marvell/mwifiex/sdio.h
@@ -155,6 +155,7 @@ 
 } while (0)
 
 struct mwifiex_plt_wake_cfg {
+	struct device *dev;
 	int irq_wifi;
 	bool wake_by_wifi;
 };