diff options
| author | Jonathan Cameron <Jonathan.Cameron@huawei.com> | 2021-05-09 12:33:40 +0100 |
|---|---|---|
| committer | Jonathan Cameron <Jonathan.Cameron@huawei.com> | 2021-05-17 13:54:26 +0100 |
| commit | 265028b8d989a47e9ef996e3dc178eb63127661f (patch) | |
| tree | ca7d0f51589028b7cfc362928c0adb4d7f1a2ec5 /drivers/iio/adc/stm32-adc.c | |
| parent | 2d082b6ed26472342beb23ec275c8531afb502b2 (diff) | |
iio: adc: stm32-adc: Use pm_runtime_resume_and_get() to replace open coding.
Found using coccicheck script under review at:
https://lore.kernel.org/lkml/20210427141946.2478411-1-Julia.Lawall@inria.fr/
This is a prequel to taking a closer look at the runtime pm in IIO drivers
in general.
Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
Cc: Fabrice Gasnier <fabrice.gasnier@foss.st.com>
Reviewed-by: Fabrice Gasnier <fabrice.gasnier@foss.st.com>
Reviewed-by: Mauro Carvalho Chehab <mchehab+huawei@kernel.org>
Link: https://lore.kernel.org/r/20210509113354.660190-15-jic23@kernel.org
Diffstat (limited to 'drivers/iio/adc/stm32-adc.c')
| -rw-r--r-- | drivers/iio/adc/stm32-adc.c | 24 |
1 files changed, 8 insertions, 16 deletions
diff --git a/drivers/iio/adc/stm32-adc.c b/drivers/iio/adc/stm32-adc.c index c9d36c88ee6a..5088de835bb1 100644 --- a/drivers/iio/adc/stm32-adc.c +++ b/drivers/iio/adc/stm32-adc.c @@ -1158,11 +1158,9 @@ static int stm32_adc_single_conv(struct iio_dev *indio_dev, adc->bufi = 0; - ret = pm_runtime_get_sync(dev); - if (ret < 0) { - pm_runtime_put_noidle(dev); + ret = pm_runtime_resume_and_get(dev); + if (ret < 0) return ret; - } /* Apply sampling time settings */ stm32_adc_writel(adc, regs->smpr[0], adc->smpr_val[0]); @@ -1364,11 +1362,9 @@ static int stm32_adc_update_scan_mode(struct iio_dev *indio_dev, struct device *dev = indio_dev->dev.parent; int ret; - ret = pm_runtime_get_sync(dev); - if (ret < 0) { - pm_runtime_put_noidle(dev); + ret = pm_runtime_resume_and_get(dev); + if (ret < 0) return ret; - } adc->num_conv = bitmap_weight(scan_mask, indio_dev->masklength); @@ -1413,11 +1409,9 @@ static int stm32_adc_debugfs_reg_access(struct iio_dev *indio_dev, struct device *dev = indio_dev->dev.parent; int ret; - ret = pm_runtime_get_sync(dev); - if (ret < 0) { - pm_runtime_put_noidle(dev); + ret = pm_runtime_resume_and_get(dev); + if (ret < 0) return ret; - } if (!readval) stm32_adc_writel(adc, reg, writeval); @@ -1537,11 +1531,9 @@ static int stm32_adc_buffer_postenable(struct iio_dev *indio_dev) struct device *dev = indio_dev->dev.parent; int ret; - ret = pm_runtime_get_sync(dev); - if (ret < 0) { - pm_runtime_put_noidle(dev); + ret = pm_runtime_resume_and_get(dev); + if (ret < 0) return ret; - } ret = stm32_adc_set_trig(indio_dev, indio_dev->trig); if (ret) { |