commit 9ba971b25316b7e3a11b63b770a3a48bf3b69904
author Roman Li <roman.li@amd.com> Fri Apr 12 14:34:30 2024 -0400
committer Alex Deucher <alexander.deucher@amd.com> Tue Apr 30 09:54:11 2024 -0400
tree 93982a4ec5973ac12161f6a97c250152cc8e2407
parent 3d1967ec9b990219c960b6da107231bf101e2255

drm/amd/display: Re-enable IPS2 for static screen

[Why]
IPS stability was fixed in bios.

[How]
Set disable_ips init flag to DMUB_IPS_ENABLE.

Reviewed-by: Nicholas Kazlauskas <nicholas.kazlauskas@amd.com>
Acked-by: Wayne Lin <wayne.lin@amd.com>
Signed-off-by: Roman Li <roman.li@amd.com>
Tested-by: Daniel Wheeler <daniel.wheeler@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>

drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c

diff --git a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c
index ecf5752..6a57cba 100644
--- a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c
+++ b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c
@@ -1740,7 +1740,7 @@ static int amdgpu_dm_init(struct amdgpu_device *adev)
 	if (amdgpu_dc_debug_mask & DC_DISABLE_IPS)
 		init_data.flags.disable_ips = DMUB_IPS_DISABLE_ALL;
 	else
-		init_data.flags.disable_ips = DMUB_IPS_RCG_IN_ACTIVE_IPS2_IN_OFF;
+		init_data.flags.disable_ips = DMUB_IPS_ENABLE;
 
 	init_data.flags.disable_ips_in_vpb = 0;