github-mirror/linux
1
0
Fork 0
mirror of https://github.com/torvalds/linux.git synced 2026-05-28 00:53:34 +02:00
Code Issues Actions Packages Projects Releases Wiki Activity Graph

drm/amd/display: Reuse Subvp debug option for FAMS

Browse Source 
FAMS is the successor to SubVP starting with DCN4x. Reuse the same
debug option to disable FAMS for debugging purposes.

Signed-off-by: Aurabindo Pillai <aurabindo.pillai@amd.com>
Reviewed-by: Harry Wentland <harry.wentland@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
Aurabindo Pillai 2025-05-22 10:34:50 -04:00 committed by Alex Deucher
parent 1b824eef26
commit 040585df95
2 changed files with 6 additions and 3 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

4
drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c
View File

@ -2000,8 +2000,10 @@ static int amdgpu_dm_init(struct amdgpu_device *adev)
if (amdgpu_dc_debug_mask & DC_FORCE_SUBVP_MCLK_SWITCH)
adev->dm.dc->debug.force_subvp_mclk_switch = true;
if (amdgpu_dc_debug_mask & DC_DISABLE_SUBVP)
if (amdgpu_dc_debug_mask & DC_DISABLE_SUBVP_FAMS) {
adev->dm.dc->debug.force_disable_subvp = true;
adev->dm.dc->debug.fams2_config.bits.enable = false;
}
if (amdgpu_dc_debug_mask & DC_ENABLE_DML2) {
adev->dm.dc->debug.using_dml2 = true;

5
drivers/gpu/drm/amd/include/amd_shared.h
View File

@ -351,9 +351,10 @@ enum DC_DEBUG_MASK {
DC_DISABLE_HDMI_CEC = 0x10000,
/**
* @DC_DISABLE_SUBVP: If set, disable DCN Sub-Viewport feature in amdgpu driver.
* @DC_DISABLE_SUBVP_FAMS: If set, disable DCN Sub-Viewport & Firmware Assisted
* Memory Clock Switching (FAMS) feature in amdgpu driver.
*/
DC_DISABLE_SUBVP = 0x20000,
DC_DISABLE_SUBVP_FAMS = 0x20000,
/**
* @DC_DISABLE_CUSTOM_BRIGHTNESS_CURVE: If set, disable support for custom brightness curves
*/