drm/amdgpu/vcn: Enable VCN 4.0.6 Support

Modified driver to use the appropriate FW files and instance.

v2: squash in fixes (Alex)
Reviewed-by: Leo Liu <leo.liu@amd.com>
Signed-off-by: Veerabadhran Gopalakrishnan <veerabadhran.gopalakrishnan@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>

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

@@ -59,6 +59,7 @@
 #define FIRMWARE_VCN4_0_3		"amdgpu/vcn_4_0_3.bin"
 #define FIRMWARE_VCN4_0_4		"amdgpu/vcn_4_0_4.bin"
 #define FIRMWARE_VCN4_0_5		"amdgpu/vcn_4_0_5.bin"
+#define FIRMWARE_VCN4_0_6		"amdgpu/vcn_4_0_6.bin"
 #define FIRMWARE_VCN5_0_0		"amdgpu/vcn_5_0_0.bin"
 
 MODULE_FIRMWARE(FIRMWARE_RAVEN);
@@ -83,6 +84,7 @@ MODULE_FIRMWARE(FIRMWARE_VCN4_0_2);
 MODULE_FIRMWARE(FIRMWARE_VCN4_0_3);
 MODULE_FIRMWARE(FIRMWARE_VCN4_0_4);
 MODULE_FIRMWARE(FIRMWARE_VCN4_0_5);
+MODULE_FIRMWARE(FIRMWARE_VCN4_0_6);
 MODULE_FIRMWARE(FIRMWARE_VCN5_0_0);
 
 static void amdgpu_vcn_idle_work_handler(struct work_struct *work);

drivers/gpu/drm/amd/amdgpu/vcn_v4_0_5.c

@@ -1684,6 +1684,9 @@ static int vcn_v4_0_5_process_interrupt(struct amdgpu_device *adev, struct amdgp
 	case SOC15_IH_CLIENTID_VCN:
 		ip_instance = 0;
 		break;
+	case SOC15_IH_CLIENTID_VCN1:
+		ip_instance = 1;
+		break;
 	default:
 		DRM_ERROR("Unhandled client id: %d\n", entry->client_id);
 		return 0;