drm/amdgpu: simplify raven and renoir checks

Just check for APU.
Reviewed-by: Evan Quan <evan.quan@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>

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

@@ -1742,8 +1742,7 @@ static int amdgpu_device_ip_early_init(struct amdgpu_device *adev)
 	case CHIP_RAVEN:
 	case CHIP_ARCTURUS:
 	case CHIP_RENOIR:
-		if (adev->asic_type == CHIP_RAVEN ||
-		    adev->asic_type == CHIP_RENOIR)
+		if (adev->flags & AMD_IS_APU)
 			adev->family = AMDGPU_FAMILY_RV;
 		else
 			adev->family = AMDGPU_FAMILY_AI;

drivers/gpu/drm/amd/amdgpu/gfx_v9_0.c

@@ -1890,7 +1890,7 @@ static int gfx_v9_0_rlc_init(struct amdgpu_device *adev)
 			return r;
 	}
 
-	if (adev->asic_type == CHIP_RAVEN || adev->asic_type == CHIP_RENOIR) {
+	if (adev->flags & AMD_IS_APU) {
 		/* TODO: double check the cp_table_size for RV */
 		adev->gfx.rlc.cp_table_size = ALIGN(96 * 5 * 4, 2048) + (64 * 1024); /* JT + GDS */
 		r = amdgpu_gfx_rlc_init_cpt(adev);
@@ -2384,7 +2384,7 @@ static int gfx_v9_0_sw_fini(void *handle)
 
 	gfx_v9_0_mec_fini(adev);
 	amdgpu_bo_unref(&adev->gfx.rlc.clear_state_obj);
-	if (adev->asic_type == CHIP_RAVEN || adev->asic_type == CHIP_RENOIR) {
+	if (adev->flags & AMD_IS_APU) {
 		amdgpu_bo_free_kernel(&adev->gfx.rlc.cp_table_obj,
 				&adev->gfx.rlc.cp_table_gpu_addr,
 				(void **)&adev->gfx.rlc.cp_table_ptr);

drivers/gpu/drm/amd/amdgpu/sdma_v4_0.c

@@ -1774,7 +1774,7 @@ static int sdma_v4_0_early_init(void *handle)
 	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
 	int r;
 
-	if (adev->asic_type == CHIP_RAVEN || adev->asic_type == CHIP_RENOIR)
+	if (adev->flags & AMD_IS_APU)
 		adev->sdma.num_instances = 1;
 	else if (adev->asic_type == CHIP_ARCTURUS)
 		adev->sdma.num_instances = 8;