diff options
| author |   Alvin Lee <alvin.lee2@amd.com> | 2022-08-10 19:39:24 -0400 |
|---|---|---|
| committer |   Alex Deucher <alexander.deucher@amd.com> | 2022-08-25 13:34:41 -0400 |
| commit | 594b237b9a07e28d524b35a59dbff5bdc8de6b78 (patch) | |
| tree | 79505b8dec11163878fc7b6f936b44eecb8564ba /drivers/gpu/drm/amd/display/dc/inc/hw/hw_shared.h | |
| parent | drm/amd/display: Free phantom plane and stream properly (diff) | |
| download | linux-dev-594b237b9a07e28d524b35a59dbff5bdc8de6b78.tar.xz linux-dev-594b237b9a07e28d524b35a59dbff5bdc8de6b78.zip | |
drm/amd/display: Add interface to track PHY state
[Why]
Sometimes pixel clock needs to remain active after transmitter disable.
[How]
Use update_phy_state to track PHY state after stream
enable/disable and program pixel clock as needed.
Reviewed-by: Alvin Lee <alvin.lee2@amd.com>
Acked-by: Brian Chang <Brian.Chang@amd.com>
Signed-off-by: Taimur Hassan <Syed.Hassan@amd.com>
Signed-off-by: Alvin Lee <alvin.lee2@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/hw_shared.h')
| -rw-r--r-- | drivers/gpu/drm/amd/display/dc/inc/hw/hw_shared.h | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/drivers/gpu/drm/amd/display/dc/inc/hw/hw_shared.h b/drivers/gpu/drm/amd/display/dc/inc/hw/hw_shared.h index d89bd55f110f..437b64e87377 100644 --- a/drivers/gpu/drm/amd/display/dc/inc/hw/hw_shared.h +++ b/drivers/gpu/drm/amd/display/dc/inc/hw/hw_shared.h @@ -268,6 +268,12 @@ enum dc_lut_mode { LUT_RAM_B }; +enum phy_state { + TX_OFF_SYMCLK_OFF, + TX_ON_SYMCLK_ON, + TX_OFF_SYMCLK_ON +}; + /** * speakersToChannels * |