On Tue, 20 Aug 2019 10:40:58 +0200 Neil Armstrong <narmstrong@xxxxxxxxxxxx> wrote: > This patchset is based on Boris's "drm: Add support for bus-format negotiation" RFC at [1] Small clarification. Neil's work in based on a slightly different version of my RFC [4] (I plan to post a v2 very soon). > patchset to implement : > - basic bus-format negotiation for DW-HDMI > - advanced HDMI2.0 YUV420 bus-format negotiation for DW-HDMI > > And the counterpart implementation in the Amlogic Meson VPU dw-hdmi glue : > - basic bus-format negotiation to select YUV444 bus-format as DW-HDMI input > - YUV420 support when HDMI2.0 YUV420 modeset > > This is a follow-up from the previous attempts : > - "drm/meson: Add support for HDMI2.0 YUV420 4k60" at [2] > - "drm/meson: Add support for HDMI2.0 4k60" at [3] > > [1] https://patchwork.freedesktop.org/patch/msgid/20190808151150.16336-1-boris.brezillon@xxxxxxxxxxxxx > [2] https://patchwork.freedesktop.org/patch/msgid/20190520133753.23871-1-narmstrong@xxxxxxxxxxxx > [3] https://patchwork.freedesktop.org/patch/msgid/1549022873-40549-1-git-send-email-narmstrong@xxxxxxxxxxxx [4]https://github.com/bbrezillon/linux-0day/commits/drm-bridge-busfmt-2 > > Neil Armstrong (11): > fixup! drm/bridge: Add the necessary bits to support bus format > negotiation > drm/meson: venc: make drm_display_mode const > drm/meson: meson_dw_hdmi: switch to drm_bridge_funcs > drm/bridge: synopsys: dw-hdmi: add basic bridge_atomic_check > drm/bridge: synopsys: dw-hdmi: use negociated bus formats > drm/meson: dw-hdmi: stop enforcing input_bus_format > drm/bridge: dw-hdmi: allow ycbcr420 modes for >= 0x200a > drm/bridge: synopsys: dw-hdmi: add 420 mode format negociation > drm/meson: venc: add support for YUV420 setup > drm/meson: vclk: add support for YUV420 setup > drm/meson: Add YUV420 output support > > drivers/gpu/drm/bridge/synopsys/dw-hdmi.c | 97 +++++++++++++++- > drivers/gpu/drm/drm_bridge.c | 6 +- > drivers/gpu/drm/meson/meson_dw_hdmi.c | 135 +++++++++++++++++----- > drivers/gpu/drm/meson/meson_vclk.c | 93 +++++++++++---- > drivers/gpu/drm/meson/meson_vclk.h | 7 +- > drivers/gpu/drm/meson/meson_venc.c | 8 +- > drivers/gpu/drm/meson/meson_venc.h | 13 ++- > drivers/gpu/drm/meson/meson_venc_cvbs.c | 3 +- > include/drm/bridge/dw_hdmi.h | 1 + > 9 files changed, 295 insertions(+), 68 deletions(-) > _______________________________________________ dri-devel mailing list dri-devel@xxxxxxxxxxxxxxxxxxxxx https://lists.freedesktop.org/mailman/listinfo/dri-devel
