Donate to e Foundation | Murena handsets with /e/OS | Own a part of Murena! Learn more

Commit c9232d9e authored by Tom St Denis's avatar Tom St Denis Committed by Alex Deucher
Browse files

drm/amd/powerplay: lock grbm_gfx index when changing instance 



Signed-off-by: default avatarTom St Denis <tom.stdenis@amd.com>
Reviewed-by: default avatarAlex Deucher <alexander.deucher@amd.com>
Signed-off-by: default avatarAlex Deucher <alexander.deucher@amd.com>
parent 9f8ccae9

drivers/gpu/drm/amd/powerplay/hwmgr/smu7_powertune.c

+2 −0
Original line number Diff line number Diff line
@@ -746,6 +746,7 @@ int smu7_enable_didt_config(struct pp_hwmgr *hwmgr) 
	    PP_CAP(PHM_PlatformCaps_TCPRamping)) {



		cgs_enter_safe_mode(hwmgr->device, true);

		cgs_lock_grbm_idx(hwmgr->device, true);

		value = 0;

		value2 = cgs_read_register(hwmgr->device, mmGRBM_GFX_INDEX);

		for (count = 0; count < num_se; count++) {
@@ -785,6 +786,7 @@ int smu7_enable_didt_config(struct pp_hwmgr *hwmgr) 
			PP_ASSERT_WITH_CODE((0 == result),

					"Failed to enable DPM DIDT.", return result);

		}

		cgs_lock_grbm_idx(hwmgr->device, false);

		cgs_enter_safe_mode(hwmgr->device, false);

	}