Commit 6f5521da authored by Lyude Paul's avatar Lyude Paul Committed by Ben Skeggs
Browse files

drm/nouveau: Add size to vbios.rom file in debugfs 



With this, nvbios /sys/kernel/debug/dri/*/vbios.rom now works!

Signed-off-by: default avatarLyude Paul <lyude@redhat.com>
Reviewed-by: default avatarKarol Herbst <kherbst@redhat.com>
Signed-off-by: default avatarBen Skeggs <bskeggs@redhat.com>
parent 67287964

drivers/gpu/drm/nouveau/nouveau_debugfs.c

+19 −4
Original line number Diff line number Diff line
@@ -220,8 +220,9 @@ static const struct nouveau_debugfs_files { 
int

nouveau_drm_debugfs_init(struct drm_minor *minor)

{

	struct nouveau_drm *drm = nouveau_drm(minor->dev);

	struct dentry *dentry;

	int i;

	int i, ret;



	for (i = 0; i < ARRAY_SIZE(nouveau_debugfs_files); i++) {

		dentry = debugfs_create_file(nouveau_debugfs_files[i].name,
@@ -232,9 +233,23 @@ nouveau_drm_debugfs_init(struct drm_minor *minor) 
			return -ENOMEM;

	}



	return drm_debugfs_create_files(nouveau_debugfs_list,

	ret = drm_debugfs_create_files(nouveau_debugfs_list,

				       NOUVEAU_DEBUGFS_ENTRIES,

				       minor->debugfs_root, minor);

	if (ret)

		return ret;



	/* Set the size of the vbios since we know it, and it's confusing to

	 * userspace if it wants to seek() but the file has a length of 0

	 */

	dentry = debugfs_lookup("vbios.rom", minor->debugfs_root);

	if (!dentry)

		return 0;



	d_inode(dentry)->i_size = drm->vbios.length;

	dput(dentry);



	return 0;

}



int

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