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| author | Dmitry Torokhov <dmitry.torokhov@gmail.com> | 2021-10-12 03:37:34 +0200 |
|---|---|---|
| committer | Dmitry Torokhov <dmitry.torokhov@gmail.com> | 2021-10-16 03:29:43 +0200 |
| commit | ab317169673dbdddba8b6132c53f6e5ce64726a3 (patch) | |
| tree | b3b80564ca0db0942a8918c89f5d9376d0c7a0be /drivers/input | |
| parent | Input: ep93xx_keypad - use BIT() and GENMASK() macros (diff) | |
| download | linux-ab317169673dbdddba8b6132c53f6e5ce64726a3.tar.xz linux-ab317169673dbdddba8b6132c53f6e5ce64726a3.zip | |
Input: ep93xx_keypad - use dev_pm_set_wake_irq()
Instead of manually toggling interrupt as wakeup source in suspend/resume
methods, let's declare keypad interrupt and wakeup interrupt and leave the
rest to the PM core.
Acked-by: Alexander Sverdlin <alexander.sverdlin@gmail.com>
Link: https://lore.kernel.org/r/20211012013735.3523140-3-dmitry.torokhov@gmail.com
Signed-off-by: Dmitry Torokhov <dmitry.torokhov@gmail.com>
Diffstat (limited to 'drivers/input')
| -rw-r--r-- | drivers/input/keyboard/ep93xx_keypad.c | 13 |
1 files changed, 7 insertions, 6 deletions
diff --git a/drivers/input/keyboard/ep93xx_keypad.c b/drivers/input/keyboard/ep93xx_keypad.c index 6be5474ba2f2..a66cfeaf5b21 100644 --- a/drivers/input/keyboard/ep93xx_keypad.c +++ b/drivers/input/keyboard/ep93xx_keypad.c @@ -27,6 +27,7 @@ #include <linux/slab.h> #include <linux/soc/cirrus/ep93xx.h> #include <linux/platform_data/keypad-ep93xx.h> +#include <linux/pm_wakeirq.h> /* * Keypad Interface Register offsets @@ -191,9 +192,6 @@ static int __maybe_unused ep93xx_keypad_suspend(struct device *dev) mutex_unlock(&input_dev->mutex); - if (device_may_wakeup(&pdev->dev)) - enable_irq_wake(keypad->irq); - return 0; } @@ -203,9 +201,6 @@ static int __maybe_unused ep93xx_keypad_resume(struct device *dev) struct ep93xx_keypad *keypad = platform_get_drvdata(pdev); struct input_dev *input_dev = keypad->input_dev; - if (device_may_wakeup(&pdev->dev)) - disable_irq_wake(keypad->irq); - mutex_lock(&input_dev->mutex); if (input_device_enabled(input_dev)) { @@ -316,7 +311,11 @@ static int ep93xx_keypad_probe(struct platform_device *pdev) goto failed_free_irq; platform_set_drvdata(pdev, keypad); + device_init_wakeup(&pdev->dev, 1); + err = dev_pm_set_wake_irq(&pdev->dev, keypad->irq); + if (err) + dev_warn(&pdev->dev, "failed to set up wakeup irq: %d\n", err); return 0; @@ -342,6 +341,8 @@ static int ep93xx_keypad_remove(struct platform_device *pdev) struct ep93xx_keypad *keypad = platform_get_drvdata(pdev); struct resource *res; + dev_pm_clear_wake_irq(&pdev->dev); + free_irq(keypad->irq, keypad); if (keypad->enabled) |