lkml.org 
[lkml]   [2021]   [Apr]   [26]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
Patch in this message
/
Date
SubjectRe: [PATCH 14/78] staging: media: imx7-mipi-csis: use pm_runtime_resume_and_get()
From
Hi Mauro,
On Sat Apr 24, 2021 at 7:44 AM WEST, Mauro Carvalho Chehab wrote:
> 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>

Thanks, looks good.

Acked-by: Rui Miguel Silva <rmfrfs@gmail.com>

------
Cheers,
Rui
> ---
> drivers/staging/media/imx/imx7-mipi-csis.c | 7 +++----
> 1 file changed, 3 insertions(+), 4 deletions(-)
>
> diff --git a/drivers/staging/media/imx/imx7-mipi-csis.c b/drivers/staging/media/imx/imx7-mipi-csis.c
> index 025fdc488bd6..1dc680d94a46 100644
> --- a/drivers/staging/media/imx/imx7-mipi-csis.c
> +++ b/drivers/staging/media/imx/imx7-mipi-csis.c
> @@ -695,11 +695,10 @@ static int mipi_csis_s_stream(struct v4l2_subdev *mipi_sd, int enable)
>
> mipi_csis_clear_counters(state);
>
> - ret = pm_runtime_get_sync(&state->pdev->dev);
> - if (ret < 0) {
> - pm_runtime_put_noidle(&state->pdev->dev);
> + ret = pm_runtime_resume_and_get(&state->pdev->dev);
> + if (ret < 0)
> return ret;
> - }
> +
> ret = v4l2_subdev_call(state->src_sd, core, s_power, 1);
> if (ret < 0 && ret != -ENOIOCTLCMD)
> goto done;
> --
> 2.30.2


\
 
 \ /
  Last update: 2021-04-26 12:11    [W:0.359 / U:0.188 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site