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* [PATCH] regulator: qcom_rpm: Don't update vreg->uV/mV if rpm_reg_write fails
@ 2015-01-24 4:01 Axel Lin
2015-01-26 19:11 ` Mark Brown
0 siblings, 1 reply; 2+ messages in thread
From: Axel Lin @ 2015-01-24 4:01 UTC (permalink / raw)
To: Mark Brown; +Cc: Bjorn Andersson, Lee Jones, Liam Girdwood, linux-kernel
Ensure get_voltage return correct voltage if set_voltage fails.
Signed-off-by: Axel Lin <axel.lin@ingics.com>
---
drivers/regulator/qcom_rpm-regulator.c | 12 ++++++++----
1 file changed, 8 insertions(+), 4 deletions(-)
diff --git a/drivers/regulator/qcom_rpm-regulator.c b/drivers/regulator/qcom_rpm-regulator.c
index edd0a17..f48b3de 100644
--- a/drivers/regulator/qcom_rpm-regulator.c
+++ b/drivers/regulator/qcom_rpm-regulator.c
@@ -228,9 +228,11 @@ static int rpm_reg_set_mV_sel(struct regulator_dev *rdev,
return uV;
mutex_lock(&vreg->lock);
- vreg->uV = uV;
if (vreg->is_enabled)
- ret = rpm_reg_write(vreg, req, vreg->uV / 1000);
+ ret = rpm_reg_write(vreg, req, uV / 1000);
+
+ if (!ret)
+ vreg->uV = uV;
mutex_unlock(&vreg->lock);
return ret;
@@ -253,9 +255,11 @@ static int rpm_reg_set_uV_sel(struct regulator_dev *rdev,
return uV;
mutex_lock(&vreg->lock);
- vreg->uV = uV;
if (vreg->is_enabled)
- ret = rpm_reg_write(vreg, req, vreg->uV);
+ ret = rpm_reg_write(vreg, req, uV);
+
+ if (!ret)
+ vreg->uV = uV;
mutex_unlock(&vreg->lock);
return ret;
--
1.9.1
^ permalink raw reply [flat|nested] 2+ messages in thread
* Re: [PATCH] regulator: qcom_rpm: Don't update vreg->uV/mV if rpm_reg_write fails
2015-01-24 4:01 [PATCH] regulator: qcom_rpm: Don't update vreg->uV/mV if rpm_reg_write fails Axel Lin
@ 2015-01-26 19:11 ` Mark Brown
0 siblings, 0 replies; 2+ messages in thread
From: Mark Brown @ 2015-01-26 19:11 UTC (permalink / raw)
To: Axel Lin; +Cc: Bjorn Andersson, Lee Jones, Liam Girdwood, linux-kernel
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On Sat, Jan 24, 2015 at 12:01:12PM +0800, Axel Lin wrote:
> Ensure get_voltage return correct voltage if set_voltage fails.
Applied, thanks.
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^ permalink raw reply [flat|nested] 2+ messages in thread
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2015-01-24 4:01 [PATCH] regulator: qcom_rpm: Don't update vreg->uV/mV if rpm_reg_write fails Axel Lin
2015-01-26 19:11 ` Mark Brown
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