drm/radeon: add chip family for Hainan

Signed-off-by: NAlex Deucher <alexander.deucher@amd.com>
Reviewed-by: NChristian König <christian.koenig@amd.com>

drivers/gpu/drm/radeon/radeon.h

@@ -1838,6 +1838,7 @@ void r100_pll_errata_after_index(struct radeon_device *rdev);
 #define ASIC_IS_DCE61(rdev) ((rdev->family >= CHIP_ARUBA) && \
 			     (rdev->flags & RADEON_IS_IGP))
 #define ASIC_IS_DCE64(rdev) ((rdev->family == CHIP_OLAND))
+#define ASIC_IS_NODCE(rdev) ((rdev->family == CHIP_HAINAN))
 
 /*
  * BIOS helpers.

drivers/gpu/drm/radeon/radeon_device.c

@@ -94,6 +94,7 @@ static const char radeon_family_name[][16] = {
 	"PITCAIRN",
 	"VERDE",
 	"OLAND",
+	"HAINAN",
 	"LAST",
 };
 

drivers/gpu/drm/radeon/radeon_family.h

@@ -92,6 +92,7 @@ enum radeon_family {
 	CHIP_PITCAIRN,
 	CHIP_VERDE,
 	CHIP_OLAND,
+	CHIP_HAINAN,
 	CHIP_LAST,
 };