USB: convert ohci debug files to use debugfs instead of sysfs
We should not have multiple line files in sysfs, this moves the data to
debugfs instead, like the UHCI driver.
Signed-off-by: Tony Jones <tonyj@suse.de>
Cc: Kay Sievers <kay.sievers@vrfy.org>
Cc: David Brownell <david-b@pacbell.net>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
diff --git a/drivers/usb/host/ohci-hcd.c b/drivers/usb/host/ohci-hcd.c
index ddd4ee1..baca09a 100644
--- a/drivers/usb/host/ohci-hcd.c
+++ b/drivers/usb/host/ohci-hcd.c
@@ -36,6 +36,7 @@
#include <linux/dmapool.h>
#include <linux/reboot.h>
#include <linux/workqueue.h>
+#include <linux/debugfs.h>
#include <asm/io.h>
#include <asm/irq.h>
@@ -1068,6 +1069,14 @@
pr_debug ("%s: block sizes: ed %Zd td %Zd\n", hcd_name,
sizeof (struct ed), sizeof (struct td));
+#ifdef DEBUG
+ ohci_debug_root = debugfs_create_dir("ohci", NULL);
+ if (!ohci_debug_root) {
+ retval = -ENOENT;
+ goto error_debug;
+ }
+#endif
+
#ifdef PS3_SYSTEM_BUS_DRIVER
retval = ps3_ohci_driver_register(&PS3_SYSTEM_BUS_DRIVER);
if (retval < 0)
@@ -1130,6 +1139,12 @@
ps3_ohci_driver_unregister(&PS3_SYSTEM_BUS_DRIVER);
error_ps3:
#endif
+#ifdef DEBUG
+ debugfs_remove(ohci_debug_root);
+ ohci_debug_root = NULL;
+ error_debug:
+#endif
+
return retval;
}
module_init(ohci_hcd_mod_init);
@@ -1154,6 +1169,9 @@
#ifdef PS3_SYSTEM_BUS_DRIVER
ps3_ohci_driver_unregister(&PS3_SYSTEM_BUS_DRIVER);
#endif
+#ifdef DEBUG
+ debugfs_remove(ohci_debug_root);
+#endif
}
module_exit(ohci_hcd_mod_exit);
