linux-kernel - Re: [PATCH 5/8] drm/sun4i: Add encoder type argument to sun4i_tcon0_mode

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Date:   Mon, 13 Feb 2017 09:32:32 +0100
From:   Maxime Ripard <maxime.ripard@...e-electrons.com>
To:     Priit Laes <plaes@...es.org>
Cc:     linux-kernel@...r.kernel.org, linux-arm-kernel@...ts.infradead.org,
        devicetree@...r.kernel.org, dri-devel@...ts.freedesktop.org,
        Jonathan Liu <net147@...il.com>,
        Thierry Reding <thierry.reding@...il.com>,
        Russell King <linux@...linux.org.uk>,
        Chen-Yu Tsai <wens@...e.org>,
        Mark Rutland <mark.rutland@....com>,
        Rob Herring <robh+dt@...nel.org>,
        David Airlie <airlied@...ux.ie>,
        Quentin Schulz <quentin.schulz@...e-electrons.com>,
        linux-sunxi@...glegroups.com
Subject: Re: [PATCH 5/8] drm/sun4i: Add encoder type argument to
 sun4i_tcon0_mode_set

On Sat, Feb 11, 2017 at 07:44:02PM +0200, Priit Laes wrote:
> Depending on the output type, we have to enable/disable some
> bits conditionally.
> 
> Signed-off-by: Priit Laes <plaes@...es.org>
> ---
>  drivers/gpu/drm/sun4i/sun4i_rgb.c  | 2 +-
>  drivers/gpu/drm/sun4i/sun4i_tcon.c | 3 ++-
>  drivers/gpu/drm/sun4i/sun4i_tcon.h | 3 ++-
>  3 files changed, 5 insertions(+), 3 deletions(-)
> 
> diff --git a/drivers/gpu/drm/sun4i/sun4i_rgb.c b/drivers/gpu/drm/sun4i/sun4i_rgb.c
> index f5e86fe..3d4eb05 100644
> --- a/drivers/gpu/drm/sun4i/sun4i_rgb.c
> +++ b/drivers/gpu/drm/sun4i/sun4i_rgb.c
> @@ -179,7 +179,7 @@ static void sun4i_rgb_encoder_mode_set(struct drm_encoder *encoder,
>  	struct sun4i_drv *drv = rgb->drv;
>  	struct sun4i_tcon *tcon = drv->tcon;
>  
> -	sun4i_tcon0_mode_set(tcon, mode);
> +	sun4i_tcon0_mode_set(tcon, mode, DRM_MODE_ENCODER_DAC);

This is not the proper encoder type. You can just use encoder_type in
drm_encoder.

Maxime

-- 
Maxime Ripard, Free Electrons
Embedded Linux and Kernel engineering
http://free-electrons.com

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