diff options
| author | Eric Yang <Eric.Yang2@amd.com> | 2021-09-10 20:43:49 +0300 |
|---|---|---|
| committer | Alex Deucher <alexander.deucher@amd.com> | 2021-09-28 16:30:09 +0300 |
| commit | b629a824708b19443b3f4bae66de6f6ab0cf4fb5 (patch) | |
| tree | a200fcf0e5397d4b73fed7afef338dd07917337e /drivers/gpu/drm/amd/display/dc/dc.h | |
| parent | b089ebaaddb0883bae9a1a28401ae9fadc39a83b (diff) | |
| download | linux-b629a824708b19443b3f4bae66de6f6ab0cf4fb5.tar.xz | |
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/dc.h')
| -rw-r--r-- | drivers/gpu/drm/amd/display/dc/dc.h | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/drivers/gpu/drm/amd/display/dc/dc.h b/drivers/gpu/drm/amd/display/dc/dc.h index e5dcbee6e672..b194a2727bd8 100644 --- a/drivers/gpu/drm/amd/display/dc/dc.h +++ b/drivers/gpu/drm/amd/display/dc/dc.h @@ -1313,6 +1313,8 @@ void dc_interrupt_ack(struct dc *dc, enum dc_irq_source src); enum dc_irq_source dc_get_hpd_irq_source_at_index( struct dc *dc, uint32_t link_index); +void dc_notify_vsync_int_state(struct dc *dc, struct dc_stream_state *stream, bool enable); + /******************************************************************************* * Power Interfaces ******************************************************************************/ |