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drm/vmwgfx: Add debugfs entries for various ttm resource managers

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Use the newly added TTM's ability to automatically create debugfs entries
for specified placements. This creates debugfs files that can be read to
get information about various TTM resource managers which are used by
vmwgfx.

Signed-off-by: Zack Rusin <zackr@vmware.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20220412033526.369115-3-zack@kde.org
Reviewed-by: Christian König <christian.koenig@amd.com>
This commit is contained in:
Zack Rusin 2022-04-11 23:35:23 -04:00
parent 8cd9efd1b7
commit af4a25bbe5
1 changed files with 18 additions and 0 deletions
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18
drivers/gpu/drm/vmwgfx/vmwgfx_drv.c
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@ -1385,6 +1385,23 @@ static void vmw_remove(struct pci_dev *pdev)
vmw_driver_unload(dev);
}
static void vmw_debugfs_resource_managers_init(struct vmw_private *vmw)
{
struct drm_minor *minor = vmw->drm.primary;
struct dentry *root = minor->debugfs_root;
ttm_resource_manager_create_debugfs(ttm_manager_type(&vmw->bdev, TTM_PL_SYSTEM),
root, "system_ttm");
ttm_resource_manager_create_debugfs(ttm_manager_type(&vmw->bdev, TTM_PL_VRAM),
root, "vram_ttm");
ttm_resource_manager_create_debugfs(ttm_manager_type(&vmw->bdev, VMW_PL_GMR),
root, "gmr_ttm");
ttm_resource_manager_create_debugfs(ttm_manager_type(&vmw->bdev, VMW_PL_MOB),
root, "mob_ttm");
ttm_resource_manager_create_debugfs(ttm_manager_type(&vmw->bdev, VMW_PL_SYSTEM),
root, "system_mob_ttm");
}
static unsigned long
vmw_get_unmapped_area(struct file *file, unsigned long uaddr,
unsigned long len, unsigned long pgoff,
@ -1632,6 +1649,7 @@ static int vmw_probe(struct pci_dev *pdev, const struct pci_device_id *ent)
goto out_unload;
vmw_debugfs_gem_init(vmw);
vmw_debugfs_resource_managers_init(vmw);
return 0;
out_unload: