Commit e8c49e9e authored May 29, 2023 by Tom Chung Committed by Alex Deucher Jun 15, 2023

drm/amd/display: Fix disbling PSR slow response issue



[Why]
dmub_psr_get_state() return an invalid PSR state while disable
the PSR because convert_psr_state() doesn't recognize the state
that return from DMCUB.

[How]
Add a PSR state to make the dmub_psr_get_state() return a
correct PSR state.

Acked-by: Stylon Wang <stylon.wang@amd.com>
Signed-off-by: Tom Chung <chiahsuan.chung@amd.com>
Reviewed-by: Wayne Lin <Wayne.Lin@amd.com>
Tested-by: Daniel Wheeler <daniel.wheeler@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>

parent f3081166

drivers/gpu/drm/amd/display/dc/dc_types.h

+1 −0

Original line number	Diff line number	Diff line
		@@ -597,6 +597,7 @@ enum dc_psr_state {
		PSR_STATE4b_FULL_FRAME,
		PSR_STATE4c_FULL_FRAME,
		PSR_STATE4_FULL_FRAME_POWERUP,
		PSR_STATE4_FULL_FRAME_HW_LOCK,
		PSR_STATE5,
		PSR_STATE5a,
		PSR_STATE5b,

drivers/gpu/drm/amd/display/dc/dce/dmub_psr.c

+2 −0

Original line number	Diff line number	Diff line
		@@ -87,6 +87,8 @@ static enum dc_psr_state convert_psr_state(uint32_t raw_state)
		state = PSR_STATE4c_FULL_FRAME;
		else if (raw_state == 0x4E)
		state = PSR_STATE4_FULL_FRAME_POWERUP;
		else if (raw_state == 0x4F)
		state = PSR_STATE4_FULL_FRAME_HW_LOCK;
		else if (raw_state == 0x60)
		state = PSR_STATE_HWLOCK_MGR;
		else if (raw_state == 0x61)