Merge branch 'drm-etnaviv-fixes' of git://git.pengutronix.de/git/lst/linux into drm-next

etnaviv fixes.

* 'drm-etnaviv-fixes' of git://git.pengutronix.de/git/lst/linux:
  drm/etnaviv: fix workaround for GC500
  drm/etnaviv: unlock on error in etnaviv_gem_get_iova()

drivers/gpu/drm/etnaviv/etnaviv_gem.c

@@ -305,8 +305,10 @@ int etnaviv_gem_get_iova(struct etnaviv_gpu *gpu,
 	mapping = etnaviv_gem_get_vram_mapping(etnaviv_obj, NULL);
 	if (!mapping) {
 		mapping = kzalloc(sizeof(*mapping), GFP_KERNEL);
-		if (!mapping)
-			return -ENOMEM;
+		if (!mapping) {
+			ret = -ENOMEM;
+			goto out;
+		}
 
 		INIT_LIST_HEAD(&mapping->scan_node);
 		mapping->object = etnaviv_obj;

drivers/gpu/drm/etnaviv/etnaviv_gpu.c

@@ -251,9 +251,12 @@ static void etnaviv_hw_identify(struct etnaviv_gpu *gpu)
 	chipIdentity = gpu_read(gpu, VIVS_HI_CHIP_IDENTITY);
 
 	/* Special case for older graphic cores. */
-	if (VIVS_HI_CHIP_IDENTITY_FAMILY(chipIdentity) ==  0x01) {
+	if (((chipIdentity & VIVS_HI_CHIP_IDENTITY_FAMILY__MASK)
+	     >> VIVS_HI_CHIP_IDENTITY_FAMILY__SHIFT) ==  0x01) {
 		gpu->identity.model    = 0x500; /* gc500 */
-		gpu->identity.revision = VIVS_HI_CHIP_IDENTITY_REVISION(chipIdentity);
+		gpu->identity.revision =
+			(chipIdentity & VIVS_HI_CHIP_IDENTITY_REVISION__MASK)
+			>> VIVS_HI_CHIP_IDENTITY_REVISION__SHIFT;
 	} else {
 
 		gpu->identity.model = gpu_read(gpu, VIVS_HI_CHIP_MODEL);