radv: add some misc gfx9 pieces.

This just adds the strings and includes the gfx9 register defs
in some files that we need them in.

Reviewed-by: Bas Nieuwenhuizen <bas@basnieuwenhuizen.nl>
Signed-off-by: Dave Airlie <airlied@redhat.com>

src/amd/common/ac_llvm_util.c

@@ -110,6 +110,9 @@ static const char *ac_get_llvm_processor_name(enum radeon_family family)
 	case CHIP_POLARIS11:
 	case CHIP_POLARIS12:
 		return "polaris11";
+	case CHIP_VEGA10:
+	case CHIP_RAVEN:
+		return "gfx900";
 	default:
 		return "";
 	}