From: Jonathan Cameron Date: Sun, 9 May 2021 11:33:51 +0000 (+0100) Subject: iio: proximity: srf04: Use pm_runtime_resume_and_get() and handle error X-Git-Url: http://git.maquefel.me/?a=commitdiff_plain;h=9009a732a87fd6598a5791e0cc4fd2f7d2d602c5;p=linux.git iio: proximity: srf04: Use pm_runtime_resume_and_get() and handle error Previously this driver used pm_runtime_sync_get() and did not handle any errors that occurred. Moving to the new pm_runtime_resume_and_get() + handle errors. Signed-off-by: Jonathan Cameron Cc: Andreas Klinger Reviewed-by: Mauro Carvalho Chehab Link: https://lore.kernel.org/r/20210509113354.660190-26-jic23@kernel.org --- diff --git a/drivers/iio/proximity/srf04.c b/drivers/iio/proximity/srf04.c index 420c37c72de4b..fe88b2bb60bc8 100644 --- a/drivers/iio/proximity/srf04.c +++ b/drivers/iio/proximity/srf04.c @@ -100,9 +100,11 @@ static int srf04_read(struct srf04_data *data) u64 dt_ns; u32 time_ns, distance_mm; - if (data->gpiod_power) - pm_runtime_get_sync(data->dev); - + if (data->gpiod_power) { + ret = pm_runtime_resume_and_get(data->dev); + if (ret < 0) + return ret; + } /* * just one read-echo-cycle can take place at a time * ==> lock against concurrent reading calls