Re: [PATCH v3 00/15] Improvements and fixes for mxsfb DRM driver

From: Leonard Crestez
Date: Mon Aug 26 2019 - 15:19:25 EST


On 26.08.2019 17:35, Stefan Agner wrote:
> On 2019-08-26 14:05, Guido Günther wrote:
>> Hi,
>> On Wed, Aug 21, 2019 at 01:15:40PM +0300, Robert Chiras wrote:
>>> This patch-set improves the use of eLCDIF block on iMX 8 SoCs (like 8MQ, 8MM
>>> and 8QXP). Following, are the new features added and fixes from this
>>> patch-set:
>>
>> I've applied this whole series on top of my NWL work and it looks good
>> with a DSI panel. Applying the whole series also fixes an issue where
>> after unblank the output was sometimes shifted about half a screen width
>> to the right (which didn't happen with DCSS). So at least from the parts
>> I could test:
>>
>> Tested-by: Guido Günther <agx@xxxxxxxxxxx>
>>
>> for the whole thing.
>
> Thanks for testing! What SoC did you use? I think it would be good to
> also give this a try on i.MX 7 or i.MX 6ULL before merging.

I did a quick test on imx6sx-sdb and it seems that [PATCH 07/15]
"drm/mxsfb: Fix the vblank events" causes a hang on boot, even without a
panel.

If I revert that particular patch it seems to be fine: the new pixel
formats seem to work in modetest (checked with sii,43wvf1g panel).

--
Regards,
Leonard