[PATCH v2 0/2] drm/rockchip: dw_hdmi: Add 4k at 30 support

Dan Johansen strit at manjaro.org
Wed Sep 28 08:39:27 UTC 2022


Den 28.09.2022 kl. 10.37 skrev Sascha Hauer:
> On Tue, Sep 27, 2022 at 07:53:54PM +0200, Dan Johansen wrote:
>> Den 26.09.2022 kl. 12.30 skrev Michael Riesch:
>>> Hi Sascha,
>>>
>>> On 9/26/22 10:04, Sascha Hauer wrote:
>>>> This series adds support for 4k at 30 to the rockchip HDMI controller. This
>>>> has been tested on a rk3568 rock3a board. It should be possible to add
>>>> 4k at 60 support the same way, but it doesn't work for me, so let's add
>>>> 4k at 30 as a first step.
>>>> 														     Sascha
>>>>
>>>> Changes since v1:
>>>> - Allow non standard clock rates only on Synopsys phy as suggested by
>>>>     Robin Murphy
>>>>
>>>> Sascha Hauer (2):
>>>>     drm/rockchip: dw_hdmi: relax mode_valid hook
>>>>     drm/rockchip: dw_hdmi: Add support for 4k at 30 resolution
>>>>
>>>>    drivers/gpu/drm/rockchip/dw_hdmi-rockchip.c | 34 ++++++++++++++++-----
>>>>    1 file changed, 27 insertions(+), 7 deletions(-)
>>> Thanks for the v2! On a RK3568 EVB1 with a HP 27f 4k monitor
>>>
>>> Tested-by: Michael Riesch <michael.riesch at wolfvision.net>
>> Sadly this still doesn't give my display out on my 2k monitor. Not even just
>> 1080p picture like the old current implementation does.
> By "like the old current implementation" you mean that this patchset
> introduces a regression for you?
Yes. What currently in the kernel at least shows as 1080p on my 2K 
monitor, while this patchset turns off the screen.
>
> Sascha
>
-- 
Kind regards
*Dan Johansen*
Project lead of the *Manjaro ARM* project
Manjaro-ARM <https://manjaro.org>


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