[PATCH v6 38/45] drm/amd: Use `amdgpu_ucode_*` helpers for UVD

Mario Limonciello
2023-01-05T03:47:43Z

The `amdgpu_ucode_request` helper will ensure that the return code for
missing firmware is -ENODEV so that early_init can fail.

The `amdgpu_ucode_release` helper is for symmetry on unloading.

Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Mario Limonciello <mario.limonciello@amd.com>
---
v5->v6:
* Adjust for amdgpu_ucode_release argument change
---
drivers/gpu/drm/amd/amdgpu/amdgpu_uvd.c | 14 +++-----------
1 file changed, 3 insertions(+), 11 deletions(-)

diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_uvd.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_uvd.c
index 6eac649499d3..482fcf71d1c1 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_uvd.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_uvd.c
@@ -260,19 +260,11 @@ int amdgpu_uvd_sw_init(struct amdgpu_device *adev)
return -EINVAL;
}

- r = request_firmware(&adev->uvd.fw, fw_name, adev->dev);
- if (r) {
- dev_err(adev->dev, "amdgpu_uvd: Can't load firmware \"%s\"\n",
- fw_name);
- return r;
- }
-
- r = amdgpu_ucode_validate(adev->uvd.fw);
+ r = amdgpu_ucode_request(adev, &adev->uvd.fw, fw_name);
if (r) {
dev_err(adev->dev, "amdgpu_uvd: Can't validate firmware \"%s\"\n",
fw_name);
- release_firmware(adev->uvd.fw);
- adev->uvd.fw = NULL;
+ amdgpu_ucode_release(&adev->uvd.fw);
return r;
}

@@ -394,7 +386,7 @@ int amdgpu_uvd_sw_fini(struct amdgpu_device *adev)
amdgpu_ring_fini(&adev->uvd.inst[j].ring_enc[i]);
}
amdgpu_bo_free_kernel(&adev->uvd.ib_bo, NULL, &addr);
- release_firmware(adev->uvd.fw);
+ amdgpu_ucode_release(&adev->uvd.fw);

return 0;
}
--
2.34.1