drm/amdgpu: refine gfx6 firmware loading

refine gfx6 firmware loading
Signed-off-by: Yang Wang <kevinyang.wang@amd.com>
Reviewed-by: Christian König <christian.koenig@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>

drivers/gpu/drm/amd/amdgpu/gfx_v6_0.c

@@ -311,7 +311,6 @@ static const u32 verde_rlc_save_restore_register_list[] =
 static int gfx_v6_0_init_microcode(struct amdgpu_device *adev)
 {
 	const char *chip_name;
-	char fw_name[30];
 	int err;
 	const struct gfx_firmware_header_v1_0 *cp_hdr;
 	const struct rlc_firmware_header_v1_0 *rlc_hdr;
@@ -337,32 +336,32 @@ static int gfx_v6_0_init_microcode(struct amdgpu_device *adev)
 	default: BUG();
 	}
 
-	snprintf(fw_name, sizeof(fw_name), "amdgpu/%s_pfp.bin", chip_name);
-	err = amdgpu_ucode_request(adev, &adev->gfx.pfp_fw, fw_name);
+	err = amdgpu_ucode_request(adev, &adev->gfx.pfp_fw,
+				   "amdgpu/%s_pfp.bin", chip_name);
 	if (err)
 		goto out;
 	cp_hdr = (const struct gfx_firmware_header_v1_0 *)adev->gfx.pfp_fw->data;
 	adev->gfx.pfp_fw_version = le32_to_cpu(cp_hdr->header.ucode_version);
 	adev->gfx.pfp_feature_version = le32_to_cpu(cp_hdr->ucode_feature_version);
 
-	snprintf(fw_name, sizeof(fw_name), "amdgpu/%s_me.bin", chip_name);
-	err = amdgpu_ucode_request(adev, &adev->gfx.me_fw, fw_name);
+	err = amdgpu_ucode_request(adev, &adev->gfx.me_fw,
+				   "amdgpu/%s_me.bin", chip_name);
 	if (err)
 		goto out;
 	cp_hdr = (const struct gfx_firmware_header_v1_0 *)adev->gfx.me_fw->data;
 	adev->gfx.me_fw_version = le32_to_cpu(cp_hdr->header.ucode_version);
 	adev->gfx.me_feature_version = le32_to_cpu(cp_hdr->ucode_feature_version);
 
-	snprintf(fw_name, sizeof(fw_name), "amdgpu/%s_ce.bin", chip_name);
-	err = amdgpu_ucode_request(adev, &adev->gfx.ce_fw, fw_name);
+	err = amdgpu_ucode_request(adev, &adev->gfx.ce_fw,
+				   "amdgpu/%s_ce.bin", chip_name);
 	if (err)
 		goto out;
 	cp_hdr = (const struct gfx_firmware_header_v1_0 *)adev->gfx.ce_fw->data;
 	adev->gfx.ce_fw_version = le32_to_cpu(cp_hdr->header.ucode_version);
 	adev->gfx.ce_feature_version = le32_to_cpu(cp_hdr->ucode_feature_version);
 
-	snprintf(fw_name, sizeof(fw_name), "amdgpu/%s_rlc.bin", chip_name);
-	err = amdgpu_ucode_request(adev, &adev->gfx.rlc_fw, fw_name);
+	err = amdgpu_ucode_request(adev, &adev->gfx.rlc_fw,
+				   "amdgpu/%s_rlc.bin", chip_name);
 	if (err)
 		goto out;
 	rlc_hdr = (const struct rlc_firmware_header_v1_0 *)adev->gfx.rlc_fw->data;
@@ -371,7 +370,7 @@ static int gfx_v6_0_init_microcode(struct amdgpu_device *adev)
 
 out:
 	if (err) {
-		pr_err("gfx6: Failed to load firmware \"%s\"\n", fw_name);
+		pr_err("gfx6: Failed to load firmware %s gfx firmware\n", chip_name);
 		amdgpu_ucode_release(&adev->gfx.pfp_fw);
 		amdgpu_ucode_release(&adev->gfx.me_fw);
 		amdgpu_ucode_release(&adev->gfx.ce_fw);