drm/amdgpu: disable legacy path of firmware check if powerplay is enabled

Powerplay will use a different interface once it's integrated.  These
legacy pathes will be removed once powerplay is enabled by default.
Signed-off-by: Rex Zhu <Rex.Zhu@amd.com>
Signed-off-by: Jammy Zhou <Jammy.Zhou@amd.com>
Reviewed-by: Alex Deucher <alexander.deucher@amd.com>

drivers/gpu/drm/amd/amdgpu/gfx_v8_0.c

@@ -2902,16 +2902,18 @@ static int gfx_v8_0_rlc_resume(struct amdgpu_device *adev)
 
 	gfx_v8_0_rlc_reset(adev);
 
-	if (!adev->firmware.smu_load) {
-		/* legacy rlc firmware loading */
-		r = gfx_v8_0_rlc_load_microcode(adev);
-		if (r)
-			return r;
-	} else {
-		r = adev->smu.smumgr_funcs->check_fw_load_finish(adev,
-						AMDGPU_UCODE_ID_RLC_G);
-		if (r)
-			return -EINVAL;
+	if (!amdgpu_powerplay) {
+		if (!adev->firmware.smu_load) {
+			/* legacy rlc firmware loading */
+			r = gfx_v8_0_rlc_load_microcode(adev);
+			if (r)
+				return r;
+		} else {
+			r = adev->smu.smumgr_funcs->check_fw_load_finish(adev,
+							AMDGPU_UCODE_ID_RLC_G);
+			if (r)
+				return -EINVAL;
+		}
 	}
 
 	gfx_v8_0_rlc_start(adev);
@@ -3802,35 +3804,37 @@ static int gfx_v8_0_cp_resume(struct amdgpu_device *adev)
 	if (!(adev->flags & AMD_IS_APU))
 		gfx_v8_0_enable_gui_idle_interrupt(adev, false);
 
-	if (!adev->firmware.smu_load) {
-		/* legacy firmware loading */
-		r = gfx_v8_0_cp_gfx_load_microcode(adev);
-		if (r)
-			return r;
-
-		r = gfx_v8_0_cp_compute_load_microcode(adev);
-		if (r)
-			return r;
-	} else {
-		r = adev->smu.smumgr_funcs->check_fw_load_finish(adev,
-						AMDGPU_UCODE_ID_CP_CE);
-		if (r)
-			return -EINVAL;
-
-		r = adev->smu.smumgr_funcs->check_fw_load_finish(adev,
-						AMDGPU_UCODE_ID_CP_PFP);
-		if (r)
-			return -EINVAL;
-
-		r = adev->smu.smumgr_funcs->check_fw_load_finish(adev,
-						AMDGPU_UCODE_ID_CP_ME);
-		if (r)
-			return -EINVAL;
+	if (!amdgpu_powerplay) {
+		if (!adev->firmware.smu_load) {
+			/* legacy firmware loading */
+			r = gfx_v8_0_cp_gfx_load_microcode(adev);
+			if (r)
+				return r;
 
-		r = adev->smu.smumgr_funcs->check_fw_load_finish(adev,
-						AMDGPU_UCODE_ID_CP_MEC1);
-		if (r)
-			return -EINVAL;
+			r = gfx_v8_0_cp_compute_load_microcode(adev);
+			if (r)
+				return r;
+		} else {
+			r = adev->smu.smumgr_funcs->check_fw_load_finish(adev,
+							AMDGPU_UCODE_ID_CP_CE);
+			if (r)
+				return -EINVAL;
+
+			r = adev->smu.smumgr_funcs->check_fw_load_finish(adev,
+							AMDGPU_UCODE_ID_CP_PFP);
+			if (r)
+				return -EINVAL;
+
+			r = adev->smu.smumgr_funcs->check_fw_load_finish(adev,
+							AMDGPU_UCODE_ID_CP_ME);
+			if (r)
+				return -EINVAL;
+
+			r = adev->smu.smumgr_funcs->check_fw_load_finish(adev,
+							AMDGPU_UCODE_ID_CP_MEC1);
+			if (r)
+				return -EINVAL;
+		}
 	}
 
 	r = gfx_v8_0_cp_gfx_resume(adev);

drivers/gpu/drm/amd/amdgpu/sdma_v3_0.c

@@ -727,18 +727,20 @@ static int sdma_v3_0_start(struct amdgpu_device *adev)
 {
 	int r, i;
 
-	if (!adev->firmware.smu_load) {
-		r = sdma_v3_0_load_microcode(adev);
-		if (r)
-			return r;
-	} else {
-		for (i = 0; i < adev->sdma.num_instances; i++) {
-			r = adev->smu.smumgr_funcs->check_fw_load_finish(adev,
-									 (i == 0) ?
-									 AMDGPU_UCODE_ID_SDMA0 :
-									 AMDGPU_UCODE_ID_SDMA1);
+	if (!amdgpu_powerplay) {
+		if (!adev->firmware.smu_load) {
+			r = sdma_v3_0_load_microcode(adev);
 			if (r)
-				return -EINVAL;
+				return r;
+		} else {
+			for (i = 0; i < adev->sdma.num_instances; i++) {
+				r = adev->smu.smumgr_funcs->check_fw_load_finish(adev,
+										 (i == 0) ?
+										 AMDGPU_UCODE_ID_SDMA0 :
+										 AMDGPU_UCODE_ID_SDMA1);
+				if (r)
+					return -EINVAL;
+			}
 		}
 	}