drm/amdgpu: fix sdma v4 init microcode error

Fix init SDMA microcode error for sdma v4, which caused by mistake when
rearch sdma init microcode function (coding 4.2.2 to 4.2.0).
Signed-off-by: Likun Gao <Likun.Gao@amd.com>
Reviewed-by: Hawking Zhang <Hawking.Zhang@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>

drivers/gpu/drm/amd/amdgpu/sdma_v4_0.c

@@ -621,7 +621,7 @@ static int sdma_v4_0_init_microcode(struct amdgpu_device *adev)
 			snprintf(fw_name, sizeof(fw_name), "amdgpu/%s_sdma.bin", chip_name);
 		else
 			snprintf(fw_name, sizeof(fw_name), "amdgpu/%s_sdma%d.bin", chip_name, i);
-		if (adev->ip_versions[SDMA0_HWIP][0] == IP_VERSION(4, 2, 0) ||
+		if (adev->ip_versions[SDMA0_HWIP][0] == IP_VERSION(4, 2, 2) ||
                     adev->ip_versions[SDMA0_HWIP][0] == IP_VERSION(4, 4, 0)) {
 			/* Acturus & Aldebaran will leverage the same FW memory
 			   for every SDMA instance */