Re: [PATCH 2/8] drm/lima: Unconditionally call dev_pm_opp_of_remove_table()

From: Qiang Yu
Date: Sat Aug 22 2020 - 22:54:19 EST


Looks good for me, patch is:
Reviewed-by: Qiang Yu <yuq825@xxxxxxxxx>

Regards,
Qiang

On Thu, Aug 20, 2020 at 6:44 PM Viresh Kumar <viresh.kumar@xxxxxxxxxx> wrote:
>
> dev_pm_opp_of_remove_table() doesn't report any errors when it fails to
> find the OPP table with error -ENODEV (i.e. OPP table not present for
> the device). And we can call dev_pm_opp_of_remove_table()
> unconditionally here.
>
> Signed-off-by: Viresh Kumar <viresh.kumar@xxxxxxxxxx>
> ---
> drivers/gpu/drm/lima/lima_devfreq.c | 6 +-----
> drivers/gpu/drm/lima/lima_devfreq.h | 1 -
> 2 files changed, 1 insertion(+), 6 deletions(-)
>
> diff --git a/drivers/gpu/drm/lima/lima_devfreq.c b/drivers/gpu/drm/lima/lima_devfreq.c
> index bbe02817721b..cd290d866a04 100644
> --- a/drivers/gpu/drm/lima/lima_devfreq.c
> +++ b/drivers/gpu/drm/lima/lima_devfreq.c
> @@ -105,10 +105,7 @@ void lima_devfreq_fini(struct lima_device *ldev)
> devfreq->devfreq = NULL;
> }
>
> - if (devfreq->opp_of_table_added) {
> - dev_pm_opp_of_remove_table(ldev->dev);
> - devfreq->opp_of_table_added = false;
> - }
> + dev_pm_opp_of_remove_table(ldev->dev);
>
> if (devfreq->regulators_opp_table) {
> dev_pm_opp_put_regulators(devfreq->regulators_opp_table);
> @@ -162,7 +159,6 @@ int lima_devfreq_init(struct lima_device *ldev)
> ret = dev_pm_opp_of_add_table(dev);
> if (ret)
> goto err_fini;
> - ldevfreq->opp_of_table_added = true;
>
> lima_devfreq_reset(ldevfreq);
>
> diff --git a/drivers/gpu/drm/lima/lima_devfreq.h b/drivers/gpu/drm/lima/lima_devfreq.h
> index 5eed2975a375..2d9b3008ce77 100644
> --- a/drivers/gpu/drm/lima/lima_devfreq.h
> +++ b/drivers/gpu/drm/lima/lima_devfreq.h
> @@ -18,7 +18,6 @@ struct lima_devfreq {
> struct opp_table *clkname_opp_table;
> struct opp_table *regulators_opp_table;
> struct thermal_cooling_device *cooling;
> - bool opp_of_table_added;
>
> ktime_t busy_time;
> ktime_t idle_time;
> --
> 2.25.0.rc1.19.g042ed3e048af
>