Merge branch 'usb-next' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb-2.6

* 'usb-next' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb-2.6: (205 commits)
  USB: EHCI: Remove SPARC_LEON {read,write}_be definitions from ehci.h
  USB: UHCI: Support big endian GRUSBHC HC
  sparc: add {read,write}*_be routines
  USB: UHCI: Add support for big endian descriptors
  USB: UHCI: Use ACCESS_ONCE rather than using a full compiler barrier
  USB: UHCI: Add support for big endian mmio
  usb-storage: Correct adjust_quirks to include latest flags
  usb/isp1760: Fix possible unlink problems
  usb/isp1760: Move function isp1760_endpoint_disable() within file.
  USB: remove remaining usages of hcd->state from usbcore and fix regression
  usb: musb: ux500: add configuration and build options for ux500 dma
  usb: musb: ux500: add dma glue layer for ux500
  usb: musb: ux500: add dma name for ux500
  usb: musb: ux500: add ux500 specific code for gadget side
  usb: musb: fix compile error
  usb-storage: fix up the unusual_realtek device list
  USB: gadget: f_audio: Fix invalid dereference of initdata
  EHCI: don't rescan interrupt QHs needlessly
  OHCI: fix regression caused by nVidia shutdown workaround
  USB: OTG: msm: Free VCCCX regulator even if we can't set the voltage
  ...

1 files changed, 7 insertions, 17 deletions

diff --git a/drivers/usb/class/cdc-acm.h b/drivers/usb/class/cdc-acm.h
index b4ea54dbf32..ca7937f26e2 100644
--- a/drivers/usb/class/cdc-acm.h
+++ b/drivers/usb/class/cdc-acm.h
@@ -72,16 +72,10 @@ struct acm_wb {
 };
 
 struct acm_rb {
-	struct list_head	list;
 	int			size;
 	unsigned char		*base;
 	dma_addr_t		dma;
-};
-
-struct acm_ru {
-	struct list_head	list;
-	struct acm_rb		*buffer;
-	struct urb		*urb;
+	int			index;
 	struct acm		*instance;
 };
 
@@ -97,35 +91,30 @@ struct acm {
 	unsigned int country_code_size;			/* size of this buffer */
 	unsigned int country_rel_date;			/* release date of version */
 	struct acm_wb wb[ACM_NW];
-	struct acm_ru ru[ACM_NR];
-	struct acm_rb rb[ACM_NR];
+	unsigned long read_urbs_free;
+	struct urb *read_urbs[ACM_NR];
+	struct acm_rb read_buffers[ACM_NR];
 	int rx_buflimit;
 	int rx_endpoint;
 	spinlock_t read_lock;
-	struct list_head spare_read_urbs;
-	struct list_head spare_read_bufs;
-	struct list_head filled_read_bufs;
 	int write_used;					/* number of non-empty write buffers */
-	int processing;
 	int transmitting;
 	spinlock_t write_lock;
 	struct mutex mutex;
 	struct usb_cdc_line_coding line;		/* bits, stop, parity */
 	struct work_struct work;			/* work queue entry for line discipline waking up */
-	wait_queue_head_t drain_wait;			/* close processing */
-	struct tasklet_struct urb_task;                 /* rx processing */
-	spinlock_t throttle_lock;			/* synchronize throtteling and read callback */
 	unsigned int ctrlin;				/* input control lines (DCD, DSR, RI, break, overruns) */
 	unsigned int ctrlout;				/* output control lines (DTR, RTS) */
 	unsigned int writesize;				/* max packet size for the output bulk endpoint */
 	unsigned int readsize,ctrlsize;			/* buffer sizes for freeing */
 	unsigned int minor;				/* acm minor number */
-	unsigned char throttle;				/* throttled by tty layer */
 	unsigned char clocal;				/* termios CLOCAL */
 	unsigned int ctrl_caps;				/* control capabilities from the class specific header */
 	unsigned int susp_count;			/* number of suspended interfaces */
 	unsigned int combined_interfaces:1;		/* control and data collapsed */
 	unsigned int is_int_ep:1;			/* interrupt endpoints contrary to spec used */
+	unsigned int throttled:1;			/* actually throttled */
+	unsigned int throttle_req:1;			/* throttle requested */
 	u8 bInterval;
 	struct acm_wb *delayed_wb;			/* write queued for a device about to be woken */
 };
@@ -137,3 +126,4 @@ struct acm {
 #define SINGLE_RX_URB			2
 #define NO_CAP_LINE			4
 #define NOT_A_MODEM			8
+#define NO_DATA_INTERFACE		16