linux-kernel - Re: [PATCH v5 3/3] drm/panel : innolux-ej030na and abt-y030xx067a : add .enable and .disable

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Message-ID: <YkC+x4m0BQFgu/n0@ravnborg.org>
Date:   Sun, 27 Mar 2022 21:45:11 +0200
From:   Sam Ravnborg <sam@...nborg.org>
To:     Christophe Branchereau <cbranchereau@...il.com>
Cc:     Paul Cercueil <paul@...pouillou.net>,
        David Airlie <airlied@...ux.ie>,
        Daniel Vetter <daniel@...ll.ch>,
        Thierry Reding <thierry.reding@...il.com>,
        Rob Herring <robh+dt@...nel.org>, linux-kernel@...r.kernel.org,
        linux-mips@...r.kernel.org, dri-devel@...ts.freedesktop.org,
        devicetree@...r.kernel.org
Subject: Re: [PATCH v5 3/3] drm/panel : innolux-ej030na and abt-y030xx067a :
 add .enable and .disable

Hi Christophe,

On Mon, Mar 21, 2022 at 03:42:08PM +0100, Christophe Branchereau wrote:
> Sorry I meant "sleep out" not "sleep in" obviously
> 
> On Mon, Mar 21, 2022 at 3:39 PM Christophe Branchereau
> <cbranchereau@...il.com> wrote:
> >
> > Following the introduction of bridge_atomic_enable in the ingenic
> > drm driver, the crtc is enabled between .prepare and .enable, if
> > it exists. Add it so the backlight is only enabled after the crtc is, to
> > avoid graphical issues.
> >
> > As we're moving the "sleep in" command out of the init sequence
> > into .enable for the ABT, we need to switch the regmap cache
> > to REGCACHE_FLAT to be able to use regmap_set_bits, given this
> > panel registers are write-ony and read as 0.
> >
> > On Mon, Mar 21, 2022 at 3:21 PM Paul Cercueil <paul@...pouillou.net> wrote:
> > >
> > > Hi Christophe,
> > >
> > > Le lun., mars 21 2022 at 14:36:51 +0100, Christophe Branchereau
> > > <cbranchereau@...il.com> a écrit :
> > > > Following the introduction of bridge_atomic_enable in the ingenic
> > > > drm driver, the crtc is enabled between .prepare and .enable, if
> > > > it exists.
> > > >
> > > > Add it so the backlight is only enabled after the crtc is, to avoid
> > > > graphical issues.
> > > >
> > > > Signed-off-by: Christophe Branchereau <cbranchereau@...il.com>
> > >
> > > Didn't Sam acked it?
No, that was the new driver, already replied.

For these changes - with the updated changelog:
Acked-by: Sam Ravnborg <sam@...nborg.org>