[v4,05/13] extcon: arizona: Always use pm_runtime_get_sync() when we need the device to be awake
diff mbox series

Message ID 20210123121313.79530-6-hdegoede@redhat.com
State New, archived
Headers show
Series
  • MFD/extcon/ASoC: Rework arizona codec jack-detect support
Related show

Commit Message

Hans de Goede Jan. 23, 2021, 12:13 p.m. UTC
Before this commit the extcon-arizona code was mixing pm_runtime_get()
and pm_runtime_get_sync() in different places.

In all places where pm_runtime_get[_sync]() is called, the code
makes use of the device immediately after the call.
This means that we should always use pm_runtime_get_sync().

Reviewed-by: Andy Shevchenko <andy.shevchenko@gmail.com>
Signed-off-by: Hans de Goede <hdegoede@redhat.com>
---
Changes in v3:
- This is a new patch in v3 of this patch-set
---
 drivers/extcon/extcon-arizona.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

Comments

Charles Keepax Jan. 23, 2021, 4:41 p.m. UTC | #1
On Sat, Jan 23, 2021 at 01:13:05PM +0100, Hans de Goede wrote:
> Before this commit the extcon-arizona code was mixing pm_runtime_get()
> and pm_runtime_get_sync() in different places.
> 
> In all places where pm_runtime_get[_sync]() is called, the code
> makes use of the device immediately after the call.
> This means that we should always use pm_runtime_get_sync().
> 
> Reviewed-by: Andy Shevchenko <andy.shevchenko@gmail.com>
> Signed-off-by: Hans de Goede <hdegoede@redhat.com>
> ---

Acked-by: Charles Keepax <ckeepax@opensource.cirrus.com>

Thanks,
Charles
Charles Keepax Jan. 30, 2021, 2:57 p.m. UTC | #2
On Sat, Jan 23, 2021 at 01:13:05PM +0100, Hans de Goede wrote:
> Before this commit the extcon-arizona code was mixing pm_runtime_get()
> and pm_runtime_get_sync() in different places.
> 
> In all places where pm_runtime_get[_sync]() is called, the code
> makes use of the device immediately after the call.
> This means that we should always use pm_runtime_get_sync().
> 
> Reviewed-by: Andy Shevchenko <andy.shevchenko@gmail.com>
> Signed-off-by: Hans de Goede <hdegoede@redhat.com>
> ---

Tested-by: Charles Keepax <ckeepax@opensource.cirrus.com>

Thanks,
Charles

Patch
diff mbox series

diff --git a/drivers/extcon/extcon-arizona.c b/drivers/extcon/extcon-arizona.c
index 72d23b15108c..56d2ce05de50 100644
--- a/drivers/extcon/extcon-arizona.c
+++ b/drivers/extcon/extcon-arizona.c
@@ -290,7 +290,7 @@  static void arizona_start_mic(struct arizona_extcon_info *info)
 	unsigned int mode;
 
 	/* Microphone detection can't use idle mode */
-	pm_runtime_get(info->dev);
+	pm_runtime_get_sync(info->dev);
 
 	if (info->detecting) {
 		ret = regulator_allow_bypass(info->micvdd, false);
@@ -695,7 +695,7 @@  static void arizona_identify_headphone(struct arizona_extcon_info *info)
 	dev_dbg(arizona->dev, "Starting HPDET\n");
 
 	/* Make sure we keep the device enabled during the measurement */
-	pm_runtime_get(info->dev);
+	pm_runtime_get_sync(info->dev);
 
 	info->hpdet_active = true;