On Sat, 2025-12-20 at 12:46 +0100, Tomasz Pakuła wrote: > Adaptive Sync over PCON is only available as FreeSync over HDMI. TVs which do > not support FreeSync, do not have working VRR with DP -> HDMI 2.1 adapters > even > though adapters will take care of HDMI VRR info packets. > > First two patches add generic drm edid parsing for HDMI VRR and ALLM. > > Since HDMI VRR relies on FRL modes, this will only be enabled for PCONs in the > VRR whitelist. HDMI VRR for native HDMI connector will still not be > possible/attempted. > > I myself validated these changes with my Samsung S95B + Bernhard validated on > LG C4 + FreeSync-less Sony Bravia 8. I used Alienware AW3423DWF that only > has HDMI 2.0 to check that FreeSync still triggers properly for "older" > hardware > > Tomasz Pakuła (4): > drm/edid: parse HDMI ALLM info > drm/edid: parse HDMI VRR information > drm/amd/display: rename PCON adaptive sync types > drm/amd/display: enable HDMI VRR over PCON > > .../gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c | 24 +++++++++++++++---- > .../amd/display/amdgpu_dm/amdgpu_dm_helpers.c | 2 +- > .../amd/display/modules/inc/mod_info_packet.h | 4 ++-- > .../display/modules/info_packet/info_packet.c | 4 ++-- > drivers/gpu/drm/drm_edid.c | 20 ++++++++++++++++ > include/drm/drm_connector.h | 23 ++++++++++++++++++ > 6 files changed, 67 insertions(+), 10 deletions(-)
I'd like to inform you that this patch series will be superseded by another, bigger patch series which compiles my recent work as all the separate series/patches di conflict with each other. Thank you. Tomasz
