drm/amd/powerplay: enable some feature for baffin/ellesmere. (v2)

Sync up with internal updates.

v2: squash in:
drm/amd/powerplay: set revert flag for enable thermal protect.

Signed-off-by: Rex Zhu <Rex.Zhu@amd.com>
Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
diff --git a/drivers/gpu/drm/amd/powerplay/hwmgr/fiji_hwmgr.c b/drivers/gpu/drm/amd/powerplay/hwmgr/fiji_hwmgr.c
index 55a006d..dc836d3 100644
--- a/drivers/gpu/drm/amd/powerplay/hwmgr/fiji_hwmgr.c
+++ b/drivers/gpu/drm/amd/powerplay/hwmgr/fiji_hwmgr.c
@@ -3377,7 +3377,7 @@
 				DPM_EVENT_SRC, src);
 		PHM_WRITE_INDIRECT_FIELD(hwmgr->device, CGS_IND_REG__SMC, GENERAL_PWRMGT,
 				THERMAL_PROTECTION_DIS,
-				phm_cap_enabled(hwmgr->platform_descriptor.platformCaps,
+				!phm_cap_enabled(hwmgr->platform_descriptor.platformCaps,
 						PHM_PlatformCaps_ThermalController));
 	} else
 		PHM_WRITE_INDIRECT_FIELD(hwmgr->device, CGS_IND_REG__SMC, GENERAL_PWRMGT,