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Subject: Re: [PATCH 2/2] drm/sun4i: add lvds mode_valid function
To:     Maxime Ripard <maxime.ripard@bootlin.com>
Cc:     David Airlie <airlied@linux.ie>, Chen-Yu Tsai <wens@csie.org>,
        dri-devel@lists.freedesktop.org,
        linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org
References: <1519840432-61489-1-git-send-email-giulio.benetti@micronovasrl.com>
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 <20180302143736.kkxx54og2ppcmpzh@flea.lan>
From:   Giulio Benetti <giulio.benetti@micronovasrl.com>
Message-ID: <0d10e2ef-8b7a-3ec2-fb8b-ee72345cbbb1@micronovasrl.com>
Date:   Fri, 2 Mar 2018 17:50:24 +0100
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Hi,

Il 02/03/2018 15:37, Maxime Ripard ha scritto:
> On Fri, Mar 02, 2018 at 12:42:14PM +0100, Giulio Benetti wrote:
>> Hi,
>>
>> Il 01/03/2018 10:57, Maxime Ripard ha scritto:
>>> On Wed, Feb 28, 2018 at 06:53:52PM +0100, Giulio Benetti wrote:
>>>>    static struct drm_connector_helper_funcs sun4i_lvds_con_helper_funcs = {
>>>>    	.get_modes	= sun4i_lvds_get_modes,
>>>> +	.mode_valid	= sun4i_lvds_mode_valid,
>>>>    };
>>>
>>> This should be on the encoder, not the connector.
>>
>> I've seen it is bound to connector in rgb and to encoder in hdmi.
>> Is it correct rgb mode_valid under connector funcs?
>> Otherwise I send a patch also for that one.
> 
> This would need to be fixed as well. Bridges attach to encoder, not
> connectors, so if you ever have a bridge connected to the RGB output
> (like on the A13-Olinuxino), mode_valid isn't called at the moment.

Ok, I will do the same for rgb and submit a patchset,
need some time to test both lvds and rgb.

-- 
Giulio Benetti
CTO

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