linux-kernel - [PATCH] Input: gpio_keys: Make sure wake-up buttons work.

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Date:	Sat, 8 Nov 2014 10:37:07 +1100
From:	NeilBrown <neilb@...e.de>
To:	Dmitry Torokhov <dmitry.torokhov@...il.com>
Cc:	linux-input@...r.kernel.org, linux-kernel@...r.kernel.org,
	GTA04 owners <gta04-owner@...delico.com>
Subject: [PATCH] Input: gpio_keys: Make sure wake-up buttons work.



If a key is to be used for wake-up, we must not disable
the interrupt during suspend.

Signed-off-by: NeilBrown <neilb@...e.de>

diff --git a/drivers/input/keyboard/gpio_keys.c b/drivers/input/keyboard/gpio_keys.c
index 8c98e97f8e41..0b5e54ae343e 100644
--- a/drivers/input/keyboard/gpio_keys.c
+++ b/drivers/input/keyboard/gpio_keys.c
@@ -526,6 +526,8 @@ static int gpio_keys_setup_key(struct platform_device *pdev,
 	 */
 	if (!button->can_disable)
 		irqflags |= IRQF_SHARED;
+	if (button->wakeup)
+		irqflags |= IRQF_NO_SUSPEND;
 
 	error = devm_request_any_context_irq(&pdev->dev, bdata->irq,
 					     isr, irqflags, desc, bdata);

Content of type "application/pgp-signature" skipped