diff options
author | Wenjing Liu <wenjing.liu@amd.com> | 2024-02-23 15:38:40 -0500 |
---|---|---|
committer | Alex Deucher <alexander.deucher@amd.com> | 2024-03-20 13:12:58 -0400 |
commit | 2d7f3d1a5866705be2393150e1ffdf67030ab88d (patch) | |
tree | e3f70ce247f1d5b6efe5da68bc067eaaf0629b47 /drivers/gpu/drm/amd/display/dc/dcn201 | |
parent | 94040c2cbb1a872ff779da06bf034ccfee0f9cba (diff) | |
download | linux-stable-2d7f3d1a5866705be2393150e1ffdf67030ab88d.tar.gz linux-stable-2d7f3d1a5866705be2393150e1ffdf67030ab88d.tar.bz2 linux-stable-2d7f3d1a5866705be2393150e1ffdf67030ab88d.zip |
drm/amd/display: Implement wait_for_odm_update_pending_complete
[WHY]
Odm update is doubled buffered. We need to wait for ODM update to be
completed before optimizing bandwidth or programming new udpates.
[HOW]
implement wait_for_odm_update_pending_complete function to wait for:
1. odm configuration update is no longer pending in timing generator.
2. no pending dpg pattern update for each active OPP.
Cc: Mario Limonciello <mario.limonciello@amd.com>
Cc: Alex Deucher <alexander.deucher@amd.com>
Cc: stable@vger.kernel.org
Reviewed-by: Alvin Lee <alvin.lee2@amd.com>
Acked-by: Alex Hung <alex.hung@amd.com>
Signed-off-by: Wenjing Liu <wenjing.liu@amd.com>
Tested-by: Daniel Wheeler <daniel.wheeler@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Diffstat (limited to 'drivers/gpu/drm/amd/display/dc/dcn201')
-rw-r--r-- | drivers/gpu/drm/amd/display/dc/dcn201/dcn201_opp.c | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/drivers/gpu/drm/amd/display/dc/dcn201/dcn201_opp.c b/drivers/gpu/drm/amd/display/dc/dcn201/dcn201_opp.c index 8e77db46a409..6a71ba3dfc63 100644 --- a/drivers/gpu/drm/amd/display/dc/dcn201/dcn201_opp.c +++ b/drivers/gpu/drm/amd/display/dc/dcn201/dcn201_opp.c @@ -50,6 +50,7 @@ static struct opp_funcs dcn201_opp_funcs = { .opp_set_disp_pattern_generator = opp2_set_disp_pattern_generator, .opp_program_dpg_dimensions = opp2_program_dpg_dimensions, .dpg_is_blanked = opp2_dpg_is_blanked, + .dpg_is_pending = opp2_dpg_is_pending, .opp_dpg_set_blank_color = opp2_dpg_set_blank_color, .opp_destroy = opp1_destroy, .opp_program_left_edge_extra_pixel = opp2_program_left_edge_extra_pixel, |