Re: [PATCH 00/14] Add initial support for the Rockchip RK3588 HDMI TX Controller

Dmitry Baryshkov
2024-06-04T23:49:46Z

On Tue, Jun 04, 2024 at 10:44:04PM +0300, Cristian Ciocaltea wrote:
> On 6/1/24 7:32 PM, Dmitry Baryshkov wrote:
> > On Sat, Jun 01, 2024 at 04:12:22PM +0300, Cristian Ciocaltea wrote:
> >> The RK3588 SoC family integrates a Quad-Pixel (QP) variant of the
> >> Synopsys DesignWare HDMI TX controller used in the previous SoCs.
> >>
> >> It is HDMI 2.1 compliant and supports the following features, among
> >> others:
> >>
> >> * Fixed Rate Link (FRL)
> >> * 4K@120Hz and 8K@60Hz video modes
> >> * Variable Refresh Rate (VRR) including Quick Media Switching (QMS)
> >> * Fast Vactive (FVA)
> >> * SCDC I2C DDC access
> >> * TMDS Scrambler enabling 2160p@60Hz with RGB/YCbCr4:4:4
> >> * YCbCr4:2:0 enabling 2160p@60Hz at lower HDMI link speeds
> >> * Multi-stream audio
> >> * Enhanced Audio Return Channel (EARC)
> >
> > It would be really nice if you can take a look at using the HDMI
> > connector framework (landed few days ago) with adaptations for the
> > drm_bridge / drm_bridge_connector ([1]). Your comments for the
> > drm_bridge patches would be defeinitely appreciated.
> >
> > [1] https://lore.kernel.org/dri-devel/20240531-bridge-hdmi-connector-v4-0-5110f7943622@linaro.org/
>
> I will definitely check and try to use it, but I'd rather wait a bit
> until this gets stabilized and focus instead on the mandatory changes
> required to upstream this driver. That's mostly because my limited
> availability and expertise on the matter, while trying to unblock other
> work depending on this.

Ack.

--
With best wishes
Dmitry