| Message ID | 24d9a9a7010b155fd5cc23566b158b9cee0a66a3.1620314616.git.mchehab+huawei@kernel.org (mailing list archive) |
|---|---|
| State | New, archived |
| Headers | show |
| Series | [v5,01/25] staging: media: imx7-mipi-csis: use pm_runtime_resume_and_get() | expand |
diff --git a/drivers/media/platform/sunxi/sun4i-csi/sun4i_v4l2.c b/drivers/media/platform/sunxi/sun4i-csi/sun4i_v4l2.c index 4785faddf630..54b909987caa 100644 --- a/drivers/media/platform/sunxi/sun4i-csi/sun4i_v4l2.c +++ b/drivers/media/platform/sunxi/sun4i-csi/sun4i_v4l2.c @@ -206,9 +206,9 @@ static int sun4i_csi_open(struct file *file) if (ret) return ret; - ret = pm_runtime_get_sync(csi->dev); + ret = pm_runtime_resume_and_get(csi->dev); if (ret < 0) - goto err_pm_put; + goto err_unlock; ret = v4l2_pipeline_pm_get(&csi->vdev.entity); if (ret) @@ -227,6 +227,8 @@ static int sun4i_csi_open(struct file *file) err_pm_put: pm_runtime_put(csi->dev); + +err_unlock: mutex_unlock(&csi->lock); return ret;
Commit dd8088d5a896 ("PM: runtime: Add pm_runtime_resume_and_get to deal with usage counter") added pm_runtime_resume_and_get() in order to automatically handle dev->power.usage_count decrement on errors. Use the new API, in order to cleanup the error check logic. Signed-off-by: Mauro Carvalho Chehab <mchehab+huawei@kernel.org> --- drivers/media/platform/sunxi/sun4i-csi/sun4i_v4l2.c | 6 ++++-- 1 file changed, 4 insertions(+), 2 deletions(-)