We need to enable MC CAC for mclk switching to work.
Fixes: d765129a719f ("drm/amd/pm: correct sclk/mclk dpm enablement")
Bug: https://gitlab.freedesktop.org/drm/amd/-/issues/1561
Signed-off-by: Alex Deucher <alexander.deucher@xxxxxxx>
---
drivers/gpu/drm/amd/pm/powerplay/hwmgr/smu7_hwmgr.c | 3 ++-
1 file changed, 2 insertions(+), 1 deletion(-)
diff --git a/drivers/gpu/drm/amd/pm/powerplay/hwmgr/smu7_hwmgr.c b/drivers/gpu/drm/amd/pm/powerplay/hwmgr/smu7_hwmgr.c
index 301b6769f007..0541bfc81c1b 100644
--- a/drivers/gpu/drm/amd/pm/powerplay/hwmgr/smu7_hwmgr.c
+++ b/drivers/gpu/drm/amd/pm/powerplay/hwmgr/smu7_hwmgr.c
@@ -1224,7 +1224,8 @@ static int smu7_enable_sclk_mclk_dpm(struct pp_hwmgr *hwmgr)
(hwmgr->chip_id == CHIP_POLARIS10) ||
(hwmgr->chip_id == CHIP_POLARIS11) ||
(hwmgr->chip_id == CHIP_POLARIS12) ||
- (hwmgr->chip_id == CHIP_TONGA))
+ (hwmgr->chip_id == CHIP_TONGA) ||
+ (hwmgr->chip_id == CHIP_TOPAZ))
PHM_WRITE_FIELD(hwmgr->device, MC_SEQ_CNTL_3, CAC_EN, 0x1);
--
2.30.2
_______________________________________________
amd-gfx mailing list
amd-gfx@xxxxxxxxxxxxxxxxxxxxx
https://lists.freedesktop.org/mailman/listinfo/amd-gfx
