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| author | Eric Yang <Eric.Yang2@amd.com> | 2021-09-10 13:43:49 -0400 |
|---|---|---|
| committer | Alex Deucher <alexander.deucher@amd.com> | 2021-09-28 09:30:09 -0400 |
| commit | b629a824708b19443b3f4bae66de6f6ab0cf4fb5 (patch) | |
| tree | a200fcf0e5397d4b73fed7afef338dd07917337e /drivers/gpu/drm/amd/display/dc/inc/hw/abm.h | |
| parent | b089ebaaddb0883bae9a1a28401ae9fadc39a83b (diff) | |
| download | linux-b629a824708b19443b3f4bae66de6f6ab0cf4fb5.tar.gz linux-b629a824708b19443b3f4bae66de6f6ab0cf4fb5.tar.bz2 linux-b629a824708b19443b3f4bae66de6f6ab0cf4fb5.zip | |
drm/amd/display: add vsync notify to dmub for abm pause
[Why]
To prevent unnecessary wake up of DMCUB when ABM is enabled without PSR
enabled, driver will notify DMCUB to stop ABM's vertical interrupts
if vsync is disabled and steady state is reached.
[How]
Send inbox message to notify ABM pause based on vsync on/off
Reviewed-by: Nicholas Kazlauskas <Nicholas.Kazlauskas@amd.com>
Acked-by: Anson Jacob <Anson.Jacob@amd.com>
Signed-off-by: Eric Yang <Eric.Yang2@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/inc/hw/abm.h')
| -rw-r--r-- | drivers/gpu/drm/amd/display/dc/inc/hw/abm.h | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/drivers/gpu/drm/amd/display/dc/inc/hw/abm.h b/drivers/gpu/drm/amd/display/dc/inc/hw/abm.h index 142753644377..ecb4191b6e64 100644 --- a/drivers/gpu/drm/amd/display/dc/inc/hw/abm.h +++ b/drivers/gpu/drm/amd/display/dc/inc/hw/abm.h @@ -54,6 +54,7 @@ struct abm_funcs { const char *src, unsigned int bytes, unsigned int inst); + bool (*set_abm_pause)(struct abm *abm, bool pause, unsigned int panel_inst, unsigned int otg_inst); }; #endif |