Re: [PATCH v2 1/3] pwm: mtk_disp: clear the clock operations

[Jitao Shi <jitao.shi@mediatek.com>]

On Mon, 2021-02-22 at 22:29 +0800, Thierry Reding wrote:
> On Sat, Jan 30, 2021 at 10:12:24PM +0800, Jitao Shi wrote:
> > Remove the clk_prepare from mtk_disp_pwm_probe.
> > Remove the clk_unprepare from mtk_disp_pwm_remove.
> > 
> > Signed-off-by: Jitao Shi <jitao.shi@mediatek.com>
> > ---
> >  drivers/pwm/pwm-mtk-disp.c | 23 ++---------------------
> >  1 file changed, 2 insertions(+), 21 deletions(-)
> 
> It's not clear *why* you're doing this change. It's already obvious from
> the changes in this patch that you're removing the calls to
> clk_prepare() and clk_unprepare(), so instead of duplicating that
> information in the commit message, take this opportunity to describe why
> this change is needed. Without any further context, this would seem to
> just break operation of this chip because now these clocks are never
> enabled in the first place.
> 
> Thierry

Thanks for your review.

I'll update the commit message next version.

The original issue is the clocks doesn't be disabled when system enter
standby.

Then I adjust the the clock sequence. and Uwe subject convert thelegacy
APIs of .apply().