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| author | Krunoslav Kovac <krunoslav.kovac@amd.com> | 2023-11-01 15:59:56 -0400 |
|---|---|---|
| committer | Alex Deucher <alexander.deucher@amd.com> | 2023-11-17 09:30:50 -0500 |
| commit | c21a764a98cb59d673cad3da64f35f4dec951951 (patch) | |
| tree | e2aa1bddfcde1b3fa72177be5d7874ea6deb0304 | |
| parent | cc6201b773f12388c234aa10145322ccc429959e (diff) | |
| download | linux-c21a764a98cb59d673cad3da64f35f4dec951951.tar.gz linux-c21a764a98cb59d673cad3da64f35f4dec951951.tar.bz2 linux-c21a764a98cb59d673cad3da64f35f4dec951951.zip | |
drm/amd/display: Send PQ bit in AMD VSIF
[WHY & HOW]
PB9 bit 5 was added to signal PQ EOTF in AMD vendor specific infoframe.
This change sets it when appropriate.
Reviewed-by: Aric Cyr <aric.cyr@amd.com>
Acked-by: Alex Hung <alex.hung@amd.com>
Signed-off-by: Krunoslav Kovac <krunoslav.kovac@amd.com>
Tested-by: Daniel Wheeler <daniel.wheeler@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
| -rw-r--r-- | drivers/gpu/drm/amd/display/modules/freesync/freesync.c | 6 |
1 files changed, 4 insertions, 2 deletions
diff --git a/drivers/gpu/drm/amd/display/modules/freesync/freesync.c b/drivers/gpu/drm/amd/display/modules/freesync/freesync.c index ccecddafeb05..47296d155c3a 100644 --- a/drivers/gpu/drm/amd/display/modules/freesync/freesync.c +++ b/drivers/gpu/drm/amd/display/modules/freesync/freesync.c @@ -693,10 +693,12 @@ static void build_vrr_infopacket_fs2_data(enum color_transfer_func app_tf, if (app_tf != TRANSFER_FUNC_UNKNOWN) { infopacket->valid = true; - if (app_tf != TRANSFER_FUNC_PQ2084) { + if (app_tf == TRANSFER_FUNC_PQ2084) + infopacket->sb[9] |= 0x20; // PB9 = [Bit 5 = PQ EOTF Active] + else { infopacket->sb[6] |= 0x08; // PB6 = [Bit 3 = Native Color Active] if (app_tf == TRANSFER_FUNC_GAMMA_22) - infopacket->sb[9] |= 0x04; // PB6 = [Bit 2 = Gamma 2.2 EOTF Active] + infopacket->sb[9] |= 0x04; // PB9 = [Bit 2 = Gamma 2.2 EOTF Active] } } } |