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From: Daniel Vetter <daniel@ffwll.ch>
To: Paul Cercueil <paul@crapouillou.net>
Cc: David Airlie <airlied@linux.ie>, Daniel Vetter <daniel@ffwll.ch>,
	Sam Ravnborg <sam@ravnborg.org>,
	od@zcrc.me, linux-mips@vger.kernel.org,
	dri-devel@lists.freedesktop.org, linux-kernel@vger.kernel.org,
	stable@vger.kernel.org
Subject: Re: [PATCH] drm/ingenic: Fix pixclock rate for 24-bit serial panels
Date: Mon, 17 May 2021 15:15:59 +0200	[thread overview]
Message-ID: <YKJsj+dDUshm/ZiT@phenom.ffwll.local> (raw)
In-Reply-To: <6DP1TQ.W6B9JRRW1OY5@crapouillou.net>

On Thu, May 13, 2021 at 01:29:30PM +0100, Paul Cercueil wrote:
> Hi,
> 
> Almost two months later,

Since you're committer it's expected that you go actively out to look for
review or trade with someone else who has some patches that need a quick
look. It will not happen automatically, this is on you.

Also generally after 2 weeks the patch is lost and you need to ping it.
-Daniel

> 
> 
> Le mar., mars 23 2021 at 14:40:08 +0000, Paul Cercueil
> <paul@crapouillou.net> a écrit :
> > When using a 24-bit panel on a 8-bit serial bus, the pixel clock
> > requested by the panel has to be multiplied by 3, since the subpixels
> > are shifted sequentially.
> > 
> > The code (in ingenic_drm_encoder_atomic_check) already computed
> > crtc_state->adjusted_mode->crtc_clock accordingly, but clk_set_rate()
> > used crtc_state->adjusted_mode->clock instead.
> > 
> > Fixes: 28ab7d35b6e0 ("drm/ingenic: Properly compute timings when using a
> > 3x8-bit panel")
> > Cc: stable@vger.kernel.org # v5.10
> > Signed-off-by: Paul Cercueil <paul@crapouillou.net>
> 
> Can I get an ACK for my patch?
> 
> Thanks!
> -Paul
> 
> > ---
> >  drivers/gpu/drm/ingenic/ingenic-drm-drv.c | 2 +-
> >  1 file changed, 1 insertion(+), 1 deletion(-)
> > 
> > diff --git a/drivers/gpu/drm/ingenic/ingenic-drm-drv.c
> > b/drivers/gpu/drm/ingenic/ingenic-drm-drv.c
> > index d60e1eefc9d1..cba68bf52ec5 100644
> > --- a/drivers/gpu/drm/ingenic/ingenic-drm-drv.c
> > +++ b/drivers/gpu/drm/ingenic/ingenic-drm-drv.c
> > @@ -342,7 +342,7 @@ static void ingenic_drm_crtc_atomic_flush(struct
> > drm_crtc *crtc,
> >  	if (priv->update_clk_rate) {
> >  		mutex_lock(&priv->clk_mutex);
> >  		clk_set_rate(priv->pix_clk,
> > -			     crtc_state->adjusted_mode.clock * 1000);
> > +			     crtc_state->adjusted_mode.crtc_clock * 1000);
> >  		priv->update_clk_rate = false;
> >  		mutex_unlock(&priv->clk_mutex);
> >  	}
> > --
> > 2.30.2
> > 
> 
> 

-- 
Daniel Vetter
Software Engineer, Intel Corporation
http://blog.ffwll.ch

  parent reply	other threads:[~2021-05-17 13:16 UTC|newest]

Thread overview: 8+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2021-03-23 14:40 [PATCH] drm/ingenic: Fix pixclock rate for 24-bit serial panels Paul Cercueil
2021-04-12 14:34 ` Paul Cercueil
2021-04-12 14:53   ` H. Nikolaus Schaller
2021-05-13 12:29 ` Paul Cercueil
2021-05-14 17:26   ` Thomas Zimmermann
2021-05-17 13:15   ` Daniel Vetter [this message]
2021-05-17 14:30     ` Paul Cercueil
2021-05-17 14:37       ` Daniel Vetter

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