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/dc_link.h | |
parent | b68ea8af4ae005df5ca4f547f22b3824d0fcb3a4 (diff) |
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/dc_link.h')
-rw-r--r-- | drivers/gpu/drm/amd/display/dc/dc_link.h | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/drivers/gpu/drm/amd/display/dc/dc_link.h b/drivers/gpu/drm/amd/display/dc/dc_link.h index 9544abf75e84..b18efe988830 100644 --- a/drivers/gpu/drm/amd/display/dc/dc_link.h +++ b/drivers/gpu/drm/amd/display/dc/dc_link.h @@ -232,6 +232,7 @@ struct dc_link { struct gpio *hpd_gpio; enum dc_link_fec_state fec_state; + enum phy_state phy_state; }; const struct dc_link_status *dc_link_get_status(const struct dc_link *dc_link); |