Re: [PATCH v5 13/25] media: venus: core: use pm_runtime_resume_and_get()

From: Stanimir Varbanov
Date: Mon May 10 2021 - 10:20:00 EST




On 5/6/21 6:25 PM, 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@xxxxxxxxxx>
> ---
> drivers/media/platform/qcom/venus/pm_helpers.c | 3 +--
> 1 file changed, 1 insertion(+), 2 deletions(-)

Tested-by: Stanimir Varbanov <stanimir.varbanov@xxxxxxxxxx>
Acked-by: Stanimir Varbanov <stanimir.varbanov@xxxxxxxxxx>

>
> diff --git a/drivers/media/platform/qcom/venus/pm_helpers.c b/drivers/media/platform/qcom/venus/pm_helpers.c
> index c7e1ebec47ee..d0fddf5e9a69 100644
> --- a/drivers/media/platform/qcom/venus/pm_helpers.c
> +++ b/drivers/media/platform/qcom/venus/pm_helpers.c
> @@ -990,9 +990,8 @@ static int core_power_v4(struct venus_core *core, int on)
>
> if (on == POWER_ON) {
> if (pmctrl) {
> - ret = pm_runtime_get_sync(pmctrl);
> + ret = pm_runtime_resume_and_get(pmctrl);
> if (ret < 0) {
> - pm_runtime_put_noidle(pmctrl);
> return ret;
> }
> }
>

--
regards,
Stan