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drm/amd/display: Allow RCG for Static Screen + LVP for DCN35

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[Why]
We want to block IPS2 for static screen but allow it for power state
transitions.

[How]
Set DalDisableIPS=6 for DCN35 which allows:
1. RCG during static screen
2. RCG during LVP
3. IPS2 for display off / S0i3

Reviewed-by: Nicholas Kazlauskas <nicholas.kazlauskas@amd.com>
Acked-by: Roman Li <roman.li@amd.com>
Signed-off-by: Nicholas Kazlauskas <nicholas.kazlauskas@amd.com>
Signed-off-by: Roman Li <roman.li@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
Roman Li
2024-03-22 14:32:19 -04:00
committed by Alex Deucher
parent aece2094e3
commit 14813934b6
1 changed files with 3 additions and 1 deletions
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4
drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c
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@@ -1726,8 +1726,10 @@ 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_in_vpb = 1;
init_data.flags.disable_ips_in_vpb = 0;
/* Enable DWB for tested platforms only */
if (amdgpu_ip_version(adev, DCE_HWIP, 0) >= IP_VERSION(3, 0, 0))