2021-01-14 02:15:42

by Enric Balletbo i Serra

Subject: [PATCH] soc: mediatek: pm-domains: Don't print an error if child domain is deferred

Child domains can be deferred by the core because one of its resources
is not available yet, in such case, it will print an error, but
later it will succeed to probe. Fix that using the dev_err_probe()
function so it only prints an error on a real error.

Signed-off-by: Enric Balletbo i Serra <[email protected]>
---

drivers/soc/mediatek/mtk-pm-domains.c | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/drivers/soc/mediatek/mtk-pm-domains.c b/drivers/soc/mediatek/mtk-pm-domains.c
index ae255aa7b1a9..8055fb019ba6 100644
--- a/drivers/soc/mediatek/mtk-pm-domains.c
+++ b/drivers/soc/mediatek/mtk-pm-domains.c
@@ -480,8 +480,8 @@ static int scpsys_add_subdomain(struct scpsys *scpsys, struct device_node *paren

child_pd = scpsys_add_one_domain(scpsys, child);
if (IS_ERR(child_pd)) {
- ret = PTR_ERR(child_pd);
- dev_err(scpsys->dev, "%pOF: failed to get child domain id\n", child);
+ dev_err_probe(scpsys->dev, PTR_ERR(child_pd),
+ "%pOF: failed to get child domain id\n", child);
goto err_put_node;
}

--
2.29.2

2021-01-14 04:02:55

by Hsin-Yi Wang

Subject: Re: [PATCH] soc: mediatek: pm-domains: Don't print an error if child domain is deferred

On Thu, Jan 14, 2021 at 5:30 AM Enric Balletbo i Serra
<[email protected]> wrote:
>
> Child domains can be deferred by the core because one of its resources
> is not available yet, in such case, it will print an error, but
> later it will succeed to probe. Fix that using the dev_err_probe()
> function so it only prints an error on a real error.
>
> Signed-off-by: Enric Balletbo i Serra <[email protected]>
Reviewed-by: Hsin-Yi Wang <[email protected]>
> ---
>
> drivers/soc/mediatek/mtk-pm-domains.c | 4 ++--
> 1 file changed, 2 insertions(+), 2 deletions(-)
>
> diff --git a/drivers/soc/mediatek/mtk-pm-domains.c b/drivers/soc/mediatek/mtk-pm-domains.c
> index ae255aa7b1a9..8055fb019ba6 100644
> --- a/drivers/soc/mediatek/mtk-pm-domains.c
> +++ b/drivers/soc/mediatek/mtk-pm-domains.c
> @@ -480,8 +480,8 @@ static int scpsys_add_subdomain(struct scpsys *scpsys, struct device_node *paren
>
> child_pd = scpsys_add_one_domain(scpsys, child);
> if (IS_ERR(child_pd)) {
> - ret = PTR_ERR(child_pd);
> - dev_err(scpsys->dev, "%pOF: failed to get child domain id\n", child);
> + dev_err_probe(scpsys->dev, PTR_ERR(child_pd),
> + "%pOF: failed to get child domain id\n", child);
> goto err_put_node;
> }
>
> --
> 2.29.2
>

2021-01-31 20:04:21

by Matthias Brugger

Subject: Re: [PATCH] soc: mediatek: pm-domains: Don't print an error if child domain is deferred

On 13/01/2021 22:30, Enric Balletbo i Serra wrote:
> Child domains can be deferred by the core because one of its resources
> is not available yet, in such case, it will print an error, but
> later it will succeed to probe. Fix that using the dev_err_probe()
> function so it only prints an error on a real error.
>
> Signed-off-by: Enric Balletbo i Serra <[email protected]>

Applied to v5.11-next/soc

Thanks

> ---
>
> drivers/soc/mediatek/mtk-pm-domains.c | 4 ++--
> 1 file changed, 2 insertions(+), 2 deletions(-)
>
> diff --git a/drivers/soc/mediatek/mtk-pm-domains.c b/drivers/soc/mediatek/mtk-pm-domains.c
> index ae255aa7b1a9..8055fb019ba6 100644
> --- a/drivers/soc/mediatek/mtk-pm-domains.c
> +++ b/drivers/soc/mediatek/mtk-pm-domains.c
> @@ -480,8 +480,8 @@ static int scpsys_add_subdomain(struct scpsys *scpsys, struct device_node *paren
>
> child_pd = scpsys_add_one_domain(scpsys, child);
> if (IS_ERR(child_pd)) {
> - ret = PTR_ERR(child_pd);
> - dev_err(scpsys->dev, "%pOF: failed to get child domain id\n", child);
> + dev_err_probe(scpsys->dev, PTR_ERR(child_pd),
> + "%pOF: failed to get child domain id\n", child);
> goto err_put_node;
> }
>
>