usb: musb: get rid of procfs entry

Drivers should not add procfs. The functionality in the old
procfs file will be moved to debugfs.

Cc: Anand Gadiyar <gadiyar@ti.com>
Cc: Bryan Wu <bryan.wu@analog.com>
Cc: David Brownell <david-b@pacbell.net>
Signed-off-by: Felipe Balbi <felipe.balbi@nokia.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>

drivers/usb/musb/Makefile

@@ -76,11 +76,6 @@ endif
 
 ifneq ($(MUSB_DEBUG),0)
     EXTRA_CFLAGS += -DDEBUG
-
-    ifeq ($(CONFIG_PROC_FS),y)
-	musb_hdrc-objs		+= musb_procfs.o
-    endif
-
 endif
 
 EXTRA_CFLAGS += -DMUSB_DEBUG=$(MUSB_DEBUG)

drivers/usb/musb/musb_core.c

@@ -2037,6 +2037,8 @@ bad_config:
 		musb->xceiv.state = OTG_STATE_A_IDLE;
 
 		status = usb_add_hcd(musb_to_hcd(musb), -1, 0);
+		if (status)
+			goto fail;
 
 		DBG(1, "%s mode, status %d, devctl %02x %c\n",
 			"HOST", status,
@@ -2051,6 +2053,8 @@ bad_config:
 		musb->xceiv.state = OTG_STATE_B_IDLE;
 
 		status = musb_gadget_setup(musb);
+		if (status)
+			goto fail;
 
 		DBG(1, "%s mode, status %d, dev%02x\n",
 			is_otg_enabled(musb) ? "OTG" : "PERIPHERAL",
@@ -2059,16 +2063,14 @@ bad_config:
 
 	}
 
-	if (status == 0)
-		musb_debug_create("driver/musb_hdrc", musb);
-	else {
+	return 0;
+
 fail:
 	if (musb->clock)
 		clk_put(musb->clock);
 	device_init_wakeup(dev, 0);
 	musb_free(musb);
 	return status;
-	}
 
 #ifdef CONFIG_SYSFS
 	status = device_create_file(dev, &dev_attr_mode);
@@ -2131,7 +2133,6 @@ static int __devexit musb_remove(struct platform_device *pdev)
 	 *  - OTG mode: both roles are deactivated (or never-activated)
 	 */
 	musb_shutdown(pdev);
-	musb_debug_delete("driver/musb_hdrc", musb);
 #ifdef CONFIG_USB_MUSB_HDRC_HCD
 	if (musb->board_mode == MUSB_HOST)
 		usb_remove_hcd(musb_to_hcd(musb));

drivers/usb/musb/musb_core.h

@@ -485,23 +485,4 @@ extern int musb_platform_get_vbus_status(struct musb *musb);
 extern int __init musb_platform_init(struct musb *musb);
 extern int musb_platform_exit(struct musb *musb);
 
-/*-------------------------- ProcFS definitions ---------------------*/
-
-struct proc_dir_entry;
-
-#if (MUSB_DEBUG > 0) && defined(MUSB_CONFIG_PROC_FS)
-extern struct proc_dir_entry *musb_debug_create(char *name, struct musb *data);
-extern void musb_debug_delete(char *name, struct musb *data);
-
-#else
-static inline struct proc_dir_entry *
-musb_debug_create(char *name, struct musb *data)
-{
-	return NULL;
-}
-static inline void musb_debug_delete(char *name, struct musb *data)
-{
-}
-#endif
-
 #endif	/* __MUSB_CORE_H__ */