linux-kernel - Re: [PATCH 5/5] drm: panel: simple-panel: add bus format information for foxlink panel

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Message-ID: <20140923140612.GB5982@ulmo>
Date:	Tue, 23 Sep 2014 16:06:13 +0200
From:	Thierry Reding <thierry.reding@...il.com>
To:	Boris BREZILLON <boris.brezillon@...e-electrons.com>
Cc:	Laurent Pinchart <laurent.pinchart@...asonboard.com>,
	David Airlie <airlied@...ux.ie>,
	dri-devel@...ts.freedesktop.org, linux-kernel@...r.kernel.org,
	linux-api@...r.kernel.org,
	Mauro Carvalho Chehab <m.chehab@...sung.com>,
	linux-media@...r.kernel.org
Subject: Re: [PATCH 5/5] drm: panel: simple-panel: add bus format information
 for foxlink panel

On Tue, Jul 22, 2014 at 02:23:47PM +0200, Boris BREZILLON wrote:
> Foxlink's fl500wvr00-a0t supports RGB888 format.
> 
> Signed-off-by: Boris BREZILLON <boris.brezillon@...e-electrons.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 42fd6d1..f1e49fd 100644
> --- a/drivers/gpu/drm/panel/panel-simple.c
> +++ b/drivers/gpu/drm/panel/panel-simple.c
> @@ -428,6 +428,7 @@ static const struct panel_desc foxlink_fl500wvr00_a0t = {
>  		.width = 108,
>  		.height = 65,
>  	},
> +	.bus_format = VIDEO_BUS_FMT_RGB888_1X24,

This is really equivalent to .bpc = 8. Didn't you say you had other
use-cases where .bpc wasn't sufficient?

Thierry

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