patch-2.4.21 linux-2.4.21/drivers/usb/usb-uhci.h

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diff -urN linux-2.4.20/drivers/usb/usb-uhci.h linux-2.4.21/drivers/usb/usb-uhci.h
@@ -1,308 +0,0 @@
-#ifndef __LINUX_UHCI_H
-#define __LINUX_UHCI_H
-
-/*
-   $Id: usb-uhci.h,v 1.58 2001/08/28 16:45:00 acher Exp $
- */
-#define MODNAME "usb-uhci"
-#define UHCI_LATENCY_TIMER 0
-
-static __inline__ void uhci_wait_ms(unsigned int ms)
-{
-	if(!in_interrupt())
-	{
-		set_current_state(TASK_UNINTERRUPTIBLE);
-		schedule_timeout(1 + ms * HZ / 1000);
-	}
-	else
-		mdelay(ms);
-}
-
-/* Command register */
-#define USBCMD		0
-#define   USBCMD_RS		0x0001	/* Run/Stop */
-#define   USBCMD_HCRESET	0x0002	/* Host reset */
-#define   USBCMD_GRESET		0x0004	/* Global reset */
-#define   USBCMD_EGSM		0x0008	/* Global Suspend Mode */
-#define   USBCMD_FGR		0x0010	/* Force Global Resume */
-#define   USBCMD_SWDBG		0x0020	/* SW Debug mode */
-#define   USBCMD_CF		0x0040	/* Config Flag (sw only) */
-#define   USBCMD_MAXP		0x0080	/* Max Packet (0 = 32, 1 = 64) */
-
-/* Status register */
-#define USBSTS		2
-#define   USBSTS_USBINT		0x0001	/* Interrupt due to IOC */
-#define   USBSTS_ERROR		0x0002	/* Interrupt due to error */
-#define   USBSTS_RD		0x0004	/* Resume Detect */
-#define   USBSTS_HSE		0x0008	/* Host System Error - basically PCI problems */
-#define   USBSTS_HCPE		0x0010	/* Host Controller Process Error - the scripts were buggy */
-#define   USBSTS_HCH		0x0020	/* HC Halted */
-
-/* Interrupt enable register */
-#define USBINTR		4
-#define   USBINTR_TIMEOUT	0x0001	/* Timeout/CRC error enable */
-#define   USBINTR_RESUME	0x0002	/* Resume interrupt enable */
-#define   USBINTR_IOC		0x0004	/* Interrupt On Complete enable */
-#define   USBINTR_SP		0x0008	/* Short packet interrupt enable */
-
-#define USBFRNUM	6
-#define USBFLBASEADD	8
-#define USBSOF		12
-
-/* USB port status and control registers */
-#define USBPORTSC1	16
-#define USBPORTSC2	18
-#define   USBPORTSC_CCS		0x0001	/* Current Connect Status ("device present") */
-#define   USBPORTSC_CSC		0x0002	/* Connect Status Change */
-#define   USBPORTSC_PE		0x0004	/* Port Enable */
-#define   USBPORTSC_PEC		0x0008	/* Port Enable Change */
-#define   USBPORTSC_LS		0x0030	/* Line Status */
-#define   USBPORTSC_RD		0x0040	/* Resume Detect */
-#define   USBPORTSC_LSDA	0x0100	/* Low Speed Device Attached */
-#define   USBPORTSC_PR		0x0200	/* Port Reset */
-#define   USBPORTSC_SUSP	0x1000	/* Suspend */
-
-/* Legacy support register */
-#define USBLEGSUP 0xc0
-#define USBLEGSUP_DEFAULT 0x2000	/* only PIRQ enable set */
-
-#define UHCI_NULL_DATA_SIZE	0x7ff	/* for UHCI controller TD */
-#define UHCI_PID 		0xff	/* PID MASK */
-
-#define UHCI_PTR_BITS		0x000F
-#define UHCI_PTR_TERM		0x0001
-#define UHCI_PTR_QH		0x0002
-#define UHCI_PTR_DEPTH		0x0004
-
-#define UHCI_NUMFRAMES		1024	/* in the frame list [array] */
-#define UHCI_MAX_SOF_NUMBER	2047	/* in an SOF packet */
-#define CAN_SCHEDULE_FRAMES	1000	/* how far future frames can be scheduled */
-
-/*
- * for TD <status>:
- */
-#define TD_CTRL_SPD		(1 << 29)	/* Short Packet Detect */
-#define TD_CTRL_C_ERR_MASK	(3 << 27)	/* Error Counter bits */
-#define TD_CTRL_LS		(1 << 26)	/* Low Speed Device */
-#define TD_CTRL_IOS		(1 << 25)	/* Isochronous Select */
-#define TD_CTRL_IOC		(1 << 24)	/* Interrupt on Complete */
-#define TD_CTRL_ACTIVE		(1 << 23)	/* TD Active */
-#define TD_CTRL_STALLED		(1 << 22)	/* TD Stalled */
-#define TD_CTRL_DBUFERR		(1 << 21)	/* Data Buffer Error */
-#define TD_CTRL_BABBLE		(1 << 20)	/* Babble Detected */
-#define TD_CTRL_NAK		(1 << 19)	/* NAK Received */
-#define TD_CTRL_CRCTIMEO	(1 << 18)	/* CRC/Time Out Error */
-#define TD_CTRL_BITSTUFF	(1 << 17)	/* Bit Stuff Error */
-#define TD_CTRL_ACTLEN_MASK	0x7ff	/* actual length, encoded as n - 1 */
-
-#define TD_CTRL_ANY_ERROR	(TD_CTRL_STALLED | TD_CTRL_DBUFERR | \
-				 TD_CTRL_BABBLE | TD_CTRL_CRCTIME | TD_CTRL_BITSTUFF)
-
-#define uhci_status_bits(ctrl_sts)	(ctrl_sts & 0xFE0000)
-#define uhci_actual_length(ctrl_sts)	((ctrl_sts + 1) & TD_CTRL_ACTLEN_MASK)	/* 1-based */
-#define uhci_ptr_to_virt(x)	bus_to_virt(x & ~UHCI_PTR_BITS)
-
-/*
- * for TD <flags>:
- */
-#define UHCI_TD_REMOVE		0x0001	/* Remove when done */
-
-/*
- * for TD <info>: (a.k.a. Token)
- */
-#define TD_TOKEN_TOGGLE		19
-
-#define uhci_maxlen(token)	((token) >> 21)
-#define uhci_toggle(token)	(((token) >> TD_TOKEN_TOGGLE) & 1)
-#define uhci_endpoint(token)	(((token) >> 15) & 0xf)
-#define uhci_devaddr(token)	(((token) >> 8) & 0x7f)
-#define uhci_devep(token)	(((token) >> 8) & 0x7ff)
-#define uhci_packetid(token)	((token) & 0xff)
-#define uhci_packetout(token)	(uhci_packetid(token) != USB_PID_IN)
-#define uhci_packetin(token)	(uhci_packetid(token) == USB_PID_IN)
-
-/* ------------------------------------------------------------------------------------
-   New TD/QH-structures
-   ------------------------------------------------------------------------------------ */
-typedef enum {
-	TD_TYPE, QH_TYPE
-} uhci_desc_type_t;
-
-typedef struct {
-	__u32 link;
-	__u32 status;
-	__u32 info;
-	__u32 buffer;
-} uhci_td_t, *puhci_td_t;
-
-typedef struct {
-	__u32 head;
-	__u32 element;		/* Queue element pointer */
-} uhci_qh_t, *puhci_qh_t;
-
-typedef struct {
-	union {
-		uhci_td_t td;
-		uhci_qh_t qh;
-	} hw;
-	uhci_desc_type_t type;
-	dma_addr_t dma_addr;
-	struct list_head horizontal;
-	struct list_head vertical;
-	struct list_head desc_list;
-	int last_used;
-} uhci_desc_t, *puhci_desc_t;
-
-typedef struct {
-	struct list_head desc_list;	// list pointer to all corresponding TDs/QHs associated with this request
-	dma_addr_t setup_packet_dma;
-	dma_addr_t transfer_buffer_dma;
-	unsigned long started;
-	struct urb *next_queued_urb;	// next queued urb for this EP
-	struct urb *prev_queued_urb;
-	uhci_desc_t *bottom_qh;
-	uhci_desc_t *next_qh;       	// next helper QH
-	char use_loop;
-	char flags;
-} urb_priv_t, *purb_priv_t;
-
-struct virt_root_hub {
-	int devnum;		/* Address of Root Hub endpoint */
-	void *urb;
-	void *int_addr;
-	int send;
-	int interval;
-	int numports;
-	int c_p_r[8];
-	struct timer_list rh_int_timer;
-};
-
-typedef struct uhci {
-	int irq;
-	unsigned int io_addr;
-	unsigned int io_size;
-	unsigned int maxports;
-	int running;
-
-	int apm_state;
-
-	struct uhci *next;	// chain of uhci device contexts
-
-	struct list_head urb_list;	// list of all pending urbs
-
-	spinlock_t urb_list_lock;	// lock to keep consistency 
-
-	int unlink_urb_done;
-	atomic_t avoid_bulk;
-	
-	struct usb_bus *bus;	// our bus
-
-	__u32 *framelist;
-	dma_addr_t framelist_dma;
-	uhci_desc_t **iso_td;
-	uhci_desc_t *int_chain[8];
-	uhci_desc_t *ls_control_chain;
-	uhci_desc_t *control_chain;
-	uhci_desc_t *bulk_chain;
-	uhci_desc_t *chain_end;
-	uhci_desc_t *td1ms;
-	uhci_desc_t *td32ms;
-	struct list_head free_desc;
-	spinlock_t qh_lock;
-	spinlock_t td_lock;
-	struct virt_root_hub rh;	//private data of the virtual root hub
-	int loop_usage;            // URBs using bandwidth reclamation
-
-	struct list_head urb_unlinked;	// list of all unlinked  urbs
-	long timeout_check;
-	int timeout_urbs;
-	struct pci_dev *uhci_pci;
-	struct pci_pool *desc_pool;
-	long last_error_time;          // last error output in uhci_interrupt()
-} uhci_t, *puhci_t;
-
-
-#define MAKE_TD_ADDR(a) ((a)->dma_addr&~UHCI_PTR_QH)
-#define MAKE_QH_ADDR(a) ((a)->dma_addr|UHCI_PTR_QH)
-#define UHCI_GET_CURRENT_FRAME(uhci) (inw ((uhci)->io_addr + USBFRNUM))
-
-#define CLEAN_TRANSFER_NO_DELETION 0
-#define CLEAN_TRANSFER_REGULAR 1
-#define CLEAN_TRANSFER_DELETION_MARK 2
-
-#define CLEAN_NOT_FORCED 0
-#define CLEAN_FORCED 1
-
-#define PROCESS_ISO_REGULAR 0
-#define PROCESS_ISO_FORCE 1
-
-#define UNLINK_ASYNC_STORE_URB 0
-#define UNLINK_ASYNC_DONT_STORE 1
-
-#define is_td_active(desc) (desc->hw.td.status & cpu_to_le32(TD_CTRL_ACTIVE))
-
-#define set_qh_head(desc,val) (desc)->hw.qh.head=cpu_to_le32(val)
-#define set_qh_element(desc,val) (desc)->hw.qh.element=cpu_to_le32(val)
-#define set_td_link(desc,val) (desc)->hw.td.link=cpu_to_le32(val)
-#define set_td_ioc(desc) (desc)->hw.td.status |= cpu_to_le32(TD_CTRL_IOC)
-#define clr_td_ioc(desc) (desc)->hw.td.status &= cpu_to_le32(~TD_CTRL_IOC)
-
-
-/* ------------------------------------------------------------------------------------ 
-   Virtual Root HUB 
-   ------------------------------------------------------------------------------------ */
-/* destination of request */
-#define RH_INTERFACE               0x01
-#define RH_ENDPOINT                0x02
-#define RH_OTHER                   0x03
-
-#define RH_CLASS                   0x20
-#define RH_VENDOR                  0x40
-
-/* Requests: bRequest << 8 | bmRequestType */
-#define RH_GET_STATUS           0x0080
-#define RH_CLEAR_FEATURE        0x0100
-#define RH_SET_FEATURE          0x0300
-#define RH_SET_ADDRESS			0x0500
-#define RH_GET_DESCRIPTOR		0x0680
-#define RH_SET_DESCRIPTOR       0x0700
-#define RH_GET_CONFIGURATION	0x0880
-#define RH_SET_CONFIGURATION	0x0900
-#define RH_GET_STATE            0x0280
-#define RH_GET_INTERFACE        0x0A80
-#define RH_SET_INTERFACE        0x0B00
-#define RH_SYNC_FRAME           0x0C80
-/* Our Vendor Specific Request */
-#define RH_SET_EP               0x2000
-
-
-/* Hub port features */
-#define RH_PORT_CONNECTION         0x00
-#define RH_PORT_ENABLE             0x01
-#define RH_PORT_SUSPEND            0x02
-#define RH_PORT_OVER_CURRENT       0x03
-#define RH_PORT_RESET              0x04
-#define RH_PORT_POWER              0x08
-#define RH_PORT_LOW_SPEED          0x09
-#define RH_C_PORT_CONNECTION       0x10
-#define RH_C_PORT_ENABLE           0x11
-#define RH_C_PORT_SUSPEND          0x12
-#define RH_C_PORT_OVER_CURRENT     0x13
-#define RH_C_PORT_RESET            0x14
-
-/* Hub features */
-#define RH_C_HUB_LOCAL_POWER       0x00
-#define RH_C_HUB_OVER_CURRENT      0x01
-
-#define RH_DEVICE_REMOTE_WAKEUP    0x00
-#define RH_ENDPOINT_STALL          0x01
-
-/* Our Vendor Specific feature */
-#define RH_REMOVE_EP               0x00
-
-
-#define RH_ACK                     0x01
-#define RH_REQ_ERR                 -1
-#define RH_NACK                    0x00
-
-#endif

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