On Wed Dec 3, 2025 at 7:27 PM CET, Cristian Ciocaltea wrote: > This patch series provides the missing support for high TMDS clock ratio > and scrambling to DW HDMI QP TX library, required for handling HDMI 2.0 > display modes on RK3576 & RK3588 SoCs.
I tested this patch set with my 4K TV and Rock 5B and without it I did not see 4K@60, only 4K@30. With this patch set also a number of 4K related display settings appeared which were not there without it. So thanks a lot for this patch set. Feel free to add: Tested-by: Diederik de Haas <[email protected]> Cheers, Diederik > In order to allow addressing the SCDC status lost on sink disconnects, > it adds an atomic variant of the drm_bridge_funcs.detect callback and a > new drm_bridge_detect_ctx() helper, which is further used in > drm_bridge_connector to switch to ->detect_ctx hook. > > Furthermore, optimize HPD event handling in dw_hdmi_qp Rockchip platform > driver to run the detect cycle on the affected connector only. > > Signed-off-by: Cristian Ciocaltea <[email protected]> > --- > Cristian Ciocaltea (4): > drm/bridge: Add ->detect_ctx hook and drm_bridge_detect_ctx() > drm/bridge-connector: Switch to using ->detect_ctx hook > drm/bridge: dw-hdmi-qp: Add high TMDS clock ratio and scrambling support > drm/rockchip: dw_hdmi_qp: Do not send HPD events for all connectors > > drivers/gpu/drm/bridge/synopsys/dw-hdmi-qp.c | 174 > +++++++++++++++++++++++-- > drivers/gpu/drm/display/drm_bridge_connector.c | 73 ++++++----- > drivers/gpu/drm/drm_bridge.c | 58 +++++++++ > drivers/gpu/drm/rockchip/dw_hdmi_qp-rockchip.c | 44 +++---- > include/drm/drm_bridge.h | 30 +++++ > 5 files changed, 308 insertions(+), 71 deletions(-) > --- > base-commit: ac5b392a8c355001c4c3f230a0e4b1f904e359ca > change-id: 20251203-dw-hdmi-qp-scramb-cdbd8b57ccf9 > > > _______________________________________________ > Linux-rockchip mailing list > [email protected] > http://lists.infradead.org/mailman/listinfo/linux-rockchip
