drm/amdgpu/gfx9: add support for vega12 firmware

Declare and fetch the appriopriate files.
Acked-by: Christian König <christian.koenig@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Reviewed-by: Feifei Xu <Feifei.Xu@amd.com>

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

@@ -57,6 +57,13 @@ MODULE_FIRMWARE("amdgpu/vega10_mec.bin");
 MODULE_FIRMWARE("amdgpu/vega10_mec2.bin");
 MODULE_FIRMWARE("amdgpu/vega10_rlc.bin");
 
+MODULE_FIRMWARE("amdgpu/vega12_ce.bin");
+MODULE_FIRMWARE("amdgpu/vega12_pfp.bin");
+MODULE_FIRMWARE("amdgpu/vega12_me.bin");
+MODULE_FIRMWARE("amdgpu/vega12_mec.bin");
+MODULE_FIRMWARE("amdgpu/vega12_mec2.bin");
+MODULE_FIRMWARE("amdgpu/vega12_rlc.bin");
+
 MODULE_FIRMWARE("amdgpu/raven_ce.bin");
 MODULE_FIRMWARE("amdgpu/raven_pfp.bin");
 MODULE_FIRMWARE("amdgpu/raven_me.bin");
@@ -369,6 +376,9 @@ static int gfx_v9_0_init_microcode(struct amdgpu_device *adev)
 	case CHIP_VEGA10:
 		chip_name = "vega10";
 		break;
+	case CHIP_VEGA12:
+		chip_name = "vega12";
+		break;
 	case CHIP_RAVEN:
 		chip_name = "raven";
 		break;