drm/amd: Convert SMUv11 microcode to use `amdgpu_ucode_ip_version_decode`

Remove the special casing from SMU v11 code. No intended functional
changes.
Signed-off-by: Mario Limonciello <mario.limonciello@amd.com>
Acked-by: Christian König <christian.koenig@amd.com>
Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Reviewed-by: Lijo Lazar <lijo.lazar@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>

drivers/gpu/drm/amd/pm/swsmu/smu11/smu_v11_0.c

@@ -93,7 +93,7 @@ static void smu_v11_0_poll_baco_exit(struct smu_context *smu)
 int smu_v11_0_init_microcode(struct smu_context *smu)
 {
 	struct amdgpu_device *adev = smu->adev;
-	const char *chip_name;
+	char ucode_prefix[30];
 	char fw_name[SMU_FW_NAME_LEN];
 	int err = 0;
 	const struct smc_firmware_header_v1_0 *hdr;
@@ -105,38 +105,9 @@ int smu_v11_0_init_microcode(struct smu_context *smu)
 	     (adev->ip_versions[MP1_HWIP][0] == IP_VERSION(11, 0, 7))))
 		return 0;
 
-	switch (adev->ip_versions[MP1_HWIP][0]) {
-	case IP_VERSION(11, 0, 0):
-		chip_name = "navi10";
-		break;
-	case IP_VERSION(11, 0, 5):
-		chip_name = "navi14";
-		break;
-	case IP_VERSION(11, 0, 9):
-		chip_name = "navi12";
-		break;
-	case IP_VERSION(11, 0, 7):
-		chip_name = "sienna_cichlid";
-		break;
-	case IP_VERSION(11, 0, 11):
-		chip_name = "navy_flounder";
-		break;
-	case IP_VERSION(11, 0, 12):
-		chip_name = "dimgrey_cavefish";
-		break;
-	case IP_VERSION(11, 0, 13):
-		chip_name = "beige_goby";
-		break;
-	case IP_VERSION(11, 0, 2):
-		chip_name = "arcturus";
-		break;
-	default:
-		dev_err(adev->dev, "Unsupported IP version 0x%x\n",
-			adev->ip_versions[MP1_HWIP][0]);
-		return -EINVAL;
-	}
+	amdgpu_ucode_ip_version_decode(adev, MP1_HWIP, ucode_prefix, sizeof(ucode_prefix));
 
-	snprintf(fw_name, sizeof(fw_name), "amdgpu/%s_smc.bin", chip_name);
+	snprintf(fw_name, sizeof(fw_name), "amdgpu/%s.bin", ucode_prefix);
 
 	err = request_firmware(&adev->pm.fw, fw_name, adev->dev);
 	if (err)