diff options
| -rw-r--r-- | drivers/gpu/vga/vga_switcheroo.c | 34 |
1 files changed, 7 insertions, 27 deletions
diff --git a/drivers/gpu/vga/vga_switcheroo.c b/drivers/gpu/vga/vga_switcheroo.c index a132c37d7334..a48d810d6ccb 100644 --- a/drivers/gpu/vga/vga_switcheroo.c +++ b/drivers/gpu/vga/vga_switcheroo.c @@ -133,7 +133,6 @@ static DEFINE_MUTEX(vgasr_mutex); * @delayed_switch_active: whether a delayed switch is pending * @delayed_client_id: client to which a delayed switch is pending * @debugfs_root: directory for vga_switcheroo debugfs interface - * @switch_file: file for vga_switcheroo debugfs interface * @registered_clients: number of registered GPUs * (counting only vga clients, not audio clients) * @clients: list of registered clients @@ -152,7 +151,6 @@ struct vgasr_priv { enum vga_switcheroo_client_id delayed_client_id; struct dentry *debugfs_root; - struct dentry *switch_file; int registered_clients; struct list_head clients; @@ -168,7 +166,7 @@ struct vgasr_priv { #define client_is_vga(c) (!client_is_audio(c)) #define client_id(c) ((c)->id & ~ID_BIT_AUDIO) -static int vga_switcheroo_debugfs_init(struct vgasr_priv *priv); +static void vga_switcheroo_debugfs_init(struct vgasr_priv *priv); static void vga_switcheroo_debugfs_fini(struct vgasr_priv *priv); /* only one switcheroo per system */ @@ -914,38 +912,20 @@ static const struct file_operations vga_switcheroo_debugfs_fops = { static void vga_switcheroo_debugfs_fini(struct vgasr_priv *priv) { - debugfs_remove(priv->switch_file); - priv->switch_file = NULL; - - debugfs_remove(priv->debugfs_root); + debugfs_remove_recursive(priv->debugfs_root); priv->debugfs_root = NULL; } -static int vga_switcheroo_debugfs_init(struct vgasr_priv *priv) +static void vga_switcheroo_debugfs_init(struct vgasr_priv *priv) { - static const char mp[] = "/sys/kernel/debug"; - /* already initialised */ if (priv->debugfs_root) - return 0; - priv->debugfs_root = debugfs_create_dir("vgaswitcheroo", NULL); + return; - if (!priv->debugfs_root) { - pr_err("Cannot create %s/vgaswitcheroo\n", mp); - goto fail; - } + priv->debugfs_root = debugfs_create_dir("vgaswitcheroo", NULL); - priv->switch_file = debugfs_create_file("switch", 0644, - priv->debugfs_root, NULL, - &vga_switcheroo_debugfs_fops); - if (!priv->switch_file) { - pr_err("cannot create %s/vgaswitcheroo/switch\n", mp); - goto fail; - } - return 0; -fail: - vga_switcheroo_debugfs_fini(priv); - return -1; + debugfs_create_file("switch", 0644, priv->debugfs_root, NULL, + &vga_switcheroo_debugfs_fops); } /** |