* [PATCH] iio: gyro: mpu3050: Fix the error handling in mpu3050_power_up()
@ 2022-05-10 9:24 Zheyu Ma
2022-05-12 22:08 ` Linus Walleij
0 siblings, 1 reply; 3+ messages in thread
From: Zheyu Ma @ 2022-05-10 9:24 UTC (permalink / raw)
To: linus.walleij, jic23, lars; +Cc: linux-iio, Zheyu Ma
The driver should disable regulators when fails at regmap_update_bits().
Signed-off-by: Zheyu Ma <zheyuma97@gmail.com>
---
drivers/iio/gyro/mpu3050-core.c | 1 +
1 file changed, 1 insertion(+)
diff --git a/drivers/iio/gyro/mpu3050-core.c b/drivers/iio/gyro/mpu3050-core.c
index 4f19dc7ffe57..5908a96ca8af 100644
--- a/drivers/iio/gyro/mpu3050-core.c
+++ b/drivers/iio/gyro/mpu3050-core.c
@@ -875,6 +875,7 @@ static int mpu3050_power_up(struct mpu3050 *mpu3050)
ret = regmap_update_bits(mpu3050->map, MPU3050_PWR_MGM,
MPU3050_PWR_MGM_SLEEP, 0);
if (ret) {
+ regulator_bulk_disable(ARRAY_SIZE(mpu3050->regs), mpu3050->regs);
dev_err(mpu3050->dev, "error setting power mode\n");
return ret;
}
--
2.25.1
^ permalink raw reply related [flat|nested] 3+ messages in thread
* Re: [PATCH] iio: gyro: mpu3050: Fix the error handling in mpu3050_power_up()
2022-05-10 9:24 [PATCH] iio: gyro: mpu3050: Fix the error handling in mpu3050_power_up() Zheyu Ma
@ 2022-05-12 22:08 ` Linus Walleij
2022-05-14 15:58 ` Jonathan Cameron
0 siblings, 1 reply; 3+ messages in thread
From: Linus Walleij @ 2022-05-12 22:08 UTC (permalink / raw)
To: Zheyu Ma; +Cc: jic23, lars, linux-iio
On Tue, May 10, 2022 at 11:24 AM Zheyu Ma <zheyuma97@gmail.com> wrote:
> The driver should disable regulators when fails at regmap_update_bits().
>
> Signed-off-by: Zheyu Ma <zheyuma97@gmail.com>
Looks correct!
Reviewed-by: Linus Walleij <linus.walleij@linaro.org>
Yours.
Linus Walleij
^ permalink raw reply [flat|nested] 3+ messages in thread
* Re: [PATCH] iio: gyro: mpu3050: Fix the error handling in mpu3050_power_up()
2022-05-12 22:08 ` Linus Walleij
@ 2022-05-14 15:58 ` Jonathan Cameron
0 siblings, 0 replies; 3+ messages in thread
From: Jonathan Cameron @ 2022-05-14 15:58 UTC (permalink / raw)
To: Linus Walleij; +Cc: Zheyu Ma, lars, linux-iio
On Fri, 13 May 2022 00:08:37 +0200
Linus Walleij <linus.walleij@linaro.org> wrote:
> On Tue, May 10, 2022 at 11:24 AM Zheyu Ma <zheyuma97@gmail.com> wrote:
>
> > The driver should disable regulators when fails at regmap_update_bits().
> >
> > Signed-off-by: Zheyu Ma <zheyuma97@gmail.com>
>
> Looks correct!
> Reviewed-by: Linus Walleij <linus.walleij@linaro.org>
I'm not going to rush this one in as
Applied to the fixes-togreg branch of iio.git and marked for stable
(I was a bit borderline in deciding on stable marking but meh, it's safe
enough as fixes go and real issue, even if one we are unlikely to hit)
Thanks,
Jonathan
>
> Yours.
> Linus Walleij
^ permalink raw reply [flat|nested] 3+ messages in thread
end of thread, other threads:[~2022-05-14 15:49 UTC | newest]
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2022-05-10 9:24 [PATCH] iio: gyro: mpu3050: Fix the error handling in mpu3050_power_up() Zheyu Ma
2022-05-12 22:08 ` Linus Walleij
2022-05-14 15:58 ` Jonathan Cameron
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