drm/amdgpu/vcn: add firmware support for dimgrey_cavefish

Add firmware support for dimgrey_cavefish.
Signed-off-by: James Zhu <James.Zhu@amd.com>
Reviewed-by: Leo Liu <leo.liu@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>

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

@@ -46,6 +46,7 @@
 #define FIRMWARE_SIENNA_CICHLID 	"amdgpu/sienna_cichlid_vcn.bin"
 #define FIRMWARE_NAVY_FLOUNDER 	"amdgpu/navy_flounder_vcn.bin"
 #define FIRMWARE_VANGOGH	"amdgpu/vangogh_vcn.bin"
+#define FIRMWARE_DIMGREY_CAVEFISH 	"amdgpu/dimgrey_cavefish_vcn.bin"
 
 MODULE_FIRMWARE(FIRMWARE_RAVEN);
 MODULE_FIRMWARE(FIRMWARE_PICASSO);
@@ -59,6 +60,7 @@ MODULE_FIRMWARE(FIRMWARE_NAVI12);
 MODULE_FIRMWARE(FIRMWARE_SIENNA_CICHLID);
 MODULE_FIRMWARE(FIRMWARE_NAVY_FLOUNDER);
 MODULE_FIRMWARE(FIRMWARE_VANGOGH);
+MODULE_FIRMWARE(FIRMWARE_DIMGREY_CAVEFISH);
 
 static void amdgpu_vcn_idle_work_handler(struct work_struct *work);
 
@@ -133,6 +135,9 @@ int amdgpu_vcn_sw_init(struct amdgpu_device *adev)
 		break;
 	case CHIP_VANGOGH:
 		fw_name = FIRMWARE_VANGOGH;
+		break;
+	case CHIP_DIMGREY_CAVEFISH:
+		fw_name = FIRMWARE_DIMGREY_CAVEFISH;
 		if ((adev->firmware.load_type == AMDGPU_FW_LOAD_PSP) &&
 		    (adev->pg_flags & AMD_PG_SUPPORT_VCN_DPG))
 			adev->vcn.indirect_sram = true;