drm/radeon: add Hawaii chip family

Hawaii is a new CI-based dGPU.

Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
diff --git a/drivers/gpu/drm/radeon/radeon_family.h b/drivers/gpu/drm/radeon/radeon_family.h
index 3c82890..614ad54 100644
--- a/drivers/gpu/drm/radeon/radeon_family.h
+++ b/drivers/gpu/drm/radeon/radeon_family.h
@@ -96,6 +96,7 @@
 	CHIP_BONAIRE,
 	CHIP_KAVERI,
 	CHIP_KABINI,
+	CHIP_HAWAII,
 	CHIP_LAST,
 };