diff options
author | Bernard Zhao <bernard@vivo.com> | 2020-05-07 02:13:05 -0700 |
---|---|---|
committer | Alex Deucher <alexander.deucher@amd.com> | 2020-05-07 16:25:03 -0400 |
commit | ecc8c2e193088ca66c71c192b94e655c08e10e84 (patch) | |
tree | 64d0ae342666d702db25f9a242ac7c8477daeb03 | |
parent | e133020f92b9397eaad83ff1dada6d9786edcbd0 (diff) | |
download | linux-stable-ecc8c2e193088ca66c71c192b94e655c08e10e84.tar.gz linux-stable-ecc8c2e193088ca66c71c192b94e655c08e10e84.tar.bz2 linux-stable-ecc8c2e193088ca66c71c192b94e655c08e10e84.zip |
drm/amd/amdgpu: cleanup coding style a bit
There is DEVICE_ATTR mechanism in separate attribute define.
So this change is to use attr array, also use
sysfs_create_files in init function & sysfs_remove_files in
fini function.
This maybe make the code a bit readable.
Signed-off-by: Bernard Zhao <bernard@vivo.com>
Changes since V1:
*Use DEVICE_ATTR mechanism
Link for V1:
*https://lore.kernel.org/patchwork/patch/1228076/
V2: make array const to fix build errors
Reviewed-by: Christian König <christian.koenig@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
-rw-r--r-- | drivers/gpu/drm/amd/amdgpu/amdgpu_vram_mgr.c | 43 |
1 files changed, 13 insertions, 30 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_vram_mgr.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_vram_mgr.c index 82a3299e53c0..7723937a7767 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_vram_mgr.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_vram_mgr.c @@ -148,6 +148,15 @@ static DEVICE_ATTR(mem_info_vis_vram_used, S_IRUGO, static DEVICE_ATTR(mem_info_vram_vendor, S_IRUGO, amdgpu_mem_info_vram_vendor, NULL); +static const struct attribute *amdgpu_vram_mgr_attributes[] = { + &dev_attr_mem_info_vram_total.attr, + &dev_attr_mem_info_vis_vram_total.attr, + &dev_attr_mem_info_vram_used.attr, + &dev_attr_mem_info_vis_vram_used.attr, + &dev_attr_mem_info_vram_vendor.attr, + NULL +}; + /** * amdgpu_vram_mgr_init - init VRAM manager and DRM MM * @@ -172,31 +181,9 @@ static int amdgpu_vram_mgr_init(struct ttm_mem_type_manager *man, man->priv = mgr; /* Add the two VRAM-related sysfs files */ - ret = device_create_file(adev->dev, &dev_attr_mem_info_vram_total); - if (ret) { - DRM_ERROR("Failed to create device file mem_info_vram_total\n"); - return ret; - } - ret = device_create_file(adev->dev, &dev_attr_mem_info_vis_vram_total); - if (ret) { - DRM_ERROR("Failed to create device file mem_info_vis_vram_total\n"); - return ret; - } - ret = device_create_file(adev->dev, &dev_attr_mem_info_vram_used); - if (ret) { - DRM_ERROR("Failed to create device file mem_info_vram_used\n"); - return ret; - } - ret = device_create_file(adev->dev, &dev_attr_mem_info_vis_vram_used); - if (ret) { - DRM_ERROR("Failed to create device file mem_info_vis_vram_used\n"); - return ret; - } - ret = device_create_file(adev->dev, &dev_attr_mem_info_vram_vendor); - if (ret) { - DRM_ERROR("Failed to create device file mem_info_vram_vendor\n"); - return ret; - } + ret = sysfs_create_files(&adev->dev->kobj, amdgpu_vram_mgr_attributes); + if (ret) + DRM_ERROR("Failed to register sysfs\n"); return 0; } @@ -219,11 +206,7 @@ static int amdgpu_vram_mgr_fini(struct ttm_mem_type_manager *man) spin_unlock(&mgr->lock); kfree(mgr); man->priv = NULL; - device_remove_file(adev->dev, &dev_attr_mem_info_vram_total); - device_remove_file(adev->dev, &dev_attr_mem_info_vis_vram_total); - device_remove_file(adev->dev, &dev_attr_mem_info_vram_used); - device_remove_file(adev->dev, &dev_attr_mem_info_vis_vram_used); - device_remove_file(adev->dev, &dev_attr_mem_info_vram_vendor); + sysfs_remove_files(&adev->dev->kobj, amdgpu_vram_mgr_attributes); return 0; } |