linux-kernel - Re: [PATCH] drm/panel: simple: Initialize bpc in RK101II01D-CT panel descriptor

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Message-ID: <20220127162526.ubg6nyah2zw7mxe3@uda0490373>
Date:   Thu, 27 Jan 2022 21:55:29 +0530
From:   Rahul T R <r-ravikumar@...com>
To:     <thierry.reding@...il.com>, <sam@...nborg.org>
CC:     <airlied@...ux.ie>, <daniel@...ll.ch>,
        <dri-devel@...ts.freedesktop.org>, <linux-kernel@...r.kernel.org>,
        <nikhil.nd@...com>
Subject: Re: [PATCH] drm/panel: simple: Initialize bpc in RK101II01D-CT panel
 descriptor

On 17:37-20211111, Rahul T R wrote:
> On 22:03-20211108, Rahul T R wrote:
> > On 17:22-20211028, Rahul T R wrote:
> > Hi Thierry / Sam,
> > 
> > Can you please review this patch
> > 
> > Regards
> > Rahul T R
> 

Ping

> ping
> 
> > > Initialize bpc while creating panel_desc structure for RK101II01D-CT
> > > 
> > > Below warning is triggered since bpc is not being initialized
> > > 
> > > WARNING: CPU: 2 PID: 47 at drivers/gpu/drm/panel/panel-simple.c:614
> > > panel_simple_probe+0x1b0/0x3c8
> > > 
> > > Signed-off-by: Rahul T R <r-ravikumar@...com>
> > > ---
> > >  drivers/gpu/drm/panel/panel-simple.c | 1 +
> > >  1 file changed, 1 insertion(+)
> > > 
> > > diff --git a/drivers/gpu/drm/panel/panel-simple.c b/drivers/gpu/drm/panel/panel-simple.c
> > > index dde033066f3d..32f775db5cb7 100644
> > > --- a/drivers/gpu/drm/panel/panel-simple.c
> > > +++ b/drivers/gpu/drm/panel/panel-simple.c
> > > @@ -3027,6 +3027,7 @@ static const struct drm_display_mode rocktech_rk101ii01d_ct_mode = {
> > >  
> > >  static const struct panel_desc rocktech_rk101ii01d_ct = {
> > >  	.modes = &rocktech_rk101ii01d_ct_mode,
> > > +	.bpc = 8,
> > >  	.num_modes = 1,
> > >  	.size = {
> > >  		.width = 217,
> > > -- 
> > > 2.17.1
> > >