drivers/usb: regorganisation

move to linux usb driver organisation

as following

drivers/usb/gadget
drivers/usb/host
drivers/usb/musb

Signed-off-by: Jean-Christophe PLAGNIOL-VILLARD <plagnioj@jcrosoft.com>
Signed-off-by: Remy Bohmer <linux@bohmer.net>

1 files changed, 0 insertions, 489 deletions

diff --git a/drivers/usb/isp116x.h b/drivers/usb/isp116x.h
deleted file mode 100644
index a3ce3b582c..0000000000
--- a/drivers/usb/isp116x.h
+++ /dev/null
@@ -1,489 +0,0 @@
-/*
- * ISP116x register declarations and HCD data structures
- *
- * Copyright (C) 2007 Rodolfo Giometti <giometti@linux.it>
- * Copyright (C) 2007 Eurotech S.p.A. <info@eurotech.it>
- * Copyright (C) 2005 Olav Kongas <ok@artecdesign.ee>
- * Portions:
- * Copyright (C) 2004 Lothar Wassmann
- * Copyright (C) 2004 Psion Teklogix
- * Copyright (C) 2004 David Brownell
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License as
- * published by the Free Software Foundation; either version 2 of
- * the License, or (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
- * MA 02111-1307 USA
- */
-
-#ifdef DEBUG
-#define DBG(fmt, args...)	\
-		printf("isp116x: %s: " fmt "\n" , __FUNCTION__ , ## args)
-#else
-#define DBG(fmt, args...)	do {} while (0)
-#endif
-
-#ifdef VERBOSE
-#    define VDBG		DBG
-#else
-#    define VDBG(fmt, args...)	do {} while (0)
-#endif
-
-#define ERR(fmt, args...)	\
-		printf("isp116x: %s: " fmt "\n" , __FUNCTION__ , ## args)
-#define WARN(fmt, args...)	\
-		printf("isp116x: %s: " fmt "\n" , __FUNCTION__ , ## args)
-#define INFO(fmt, args...)	\
-		printf("isp116x: " fmt "\n" , ## args)
-
-/* ------------------------------------------------------------------------- */
-
-/* us of 1ms frame */
-#define  MAX_LOAD_LIMIT		850
-
-/* Full speed: max # of bytes to transfer for a single urb
-   at a time must be < 1024 && must be multiple of 64.
-   832 allows transfering 4kiB within 5 frames. */
-#define MAX_TRANSFER_SIZE_FULLSPEED	832
-
-/* Low speed: there is no reason to schedule in very big
-   chunks; often the requested long transfers are for
-   string descriptors containing short strings. */
-#define MAX_TRANSFER_SIZE_LOWSPEED	64
-
-/* Bytetime (us), a rough indication of how much time it
-   would take to transfer a byte of useful data over USB */
-#define BYTE_TIME_FULLSPEED	1
-#define BYTE_TIME_LOWSPEED	20
-
-/* Buffer sizes */
-#define ISP116x_BUF_SIZE	4096
-#define ISP116x_ITL_BUFSIZE	0
-#define ISP116x_ATL_BUFSIZE	((ISP116x_BUF_SIZE) - 2*(ISP116x_ITL_BUFSIZE))
-
-#define ISP116x_WRITE_OFFSET	0x80
-
-/* --- ISP116x registers/bits ---------------------------------------------- */
-
-#define	HCREVISION	0x00
-#define	HCCONTROL	0x01
-#define		HCCONTROL_HCFS	(3 << 6)	/* host controller
-						   functional state */
-#define		HCCONTROL_USB_RESET	(0 << 6)
-#define		HCCONTROL_USB_RESUME	(1 << 6)
-#define		HCCONTROL_USB_OPER	(2 << 6)
-#define		HCCONTROL_USB_SUSPEND	(3 << 6)
-#define		HCCONTROL_RWC	(1 << 9)	/* remote wakeup connected */
-#define		HCCONTROL_RWE	(1 << 10)	/* remote wakeup enable */
-#define	HCCMDSTAT	0x02
-#define		HCCMDSTAT_HCR	(1 << 0)	/* host controller reset */
-#define		HCCMDSTAT_SOC	(3 << 16)	/* scheduling overrun count */
-#define	HCINTSTAT	0x03
-#define		HCINT_SO	(1 << 0)	/* scheduling overrun */
-#define		HCINT_WDH	(1 << 1)	/* writeback of done_head */
-#define		HCINT_SF	(1 << 2)	/* start frame */
-#define		HCINT_RD	(1 << 3)	/* resume detect */
-#define		HCINT_UE	(1 << 4)	/* unrecoverable error */
-#define		HCINT_FNO	(1 << 5)	/* frame number overflow */
-#define		HCINT_RHSC	(1 << 6)	/* root hub status change */
-#define		HCINT_OC	(1 << 30)	/* ownership change */
-#define		HCINT_MIE	(1 << 31)	/* master interrupt enable */
-#define	HCINTENB	0x04
-#define	HCINTDIS	0x05
-#define	HCFMINTVL	0x0d
-#define	HCFMREM		0x0e
-#define	HCFMNUM		0x0f
-#define	HCLSTHRESH	0x11
-#define	HCRHDESCA	0x12
-#define		RH_A_NDP	(0x3 << 0)	/* # downstream ports */
-#define		RH_A_PSM	(1 << 8)	/* power switching mode */
-#define		RH_A_NPS	(1 << 9)	/* no power switching */
-#define		RH_A_DT		(1 << 10)	/* device type (mbz) */
-#define		RH_A_OCPM	(1 << 11)	/* overcurrent protection
-						   mode */
-#define		RH_A_NOCP	(1 << 12)	/* no overcurrent protection */
-#define		RH_A_POTPGT	(0xff << 24)	/* power on -> power good
-						   time */
-#define	HCRHDESCB	0x13
-#define		RH_B_DR		(0xffff << 0)	/* device removable flags */
-#define		RH_B_PPCM	(0xffff << 16)	/* port power control mask */
-#define	HCRHSTATUS	0x14
-#define		RH_HS_LPS	(1 << 0)	/* local power status */
-#define		RH_HS_OCI	(1 << 1)	/* over current indicator */
-#define		RH_HS_DRWE	(1 << 15)	/* device remote wakeup
-						   enable */
-#define		RH_HS_LPSC	(1 << 16)	/* local power status change */
-#define		RH_HS_OCIC	(1 << 17)	/* over current indicator
-						   change */
-#define		RH_HS_CRWE	(1 << 31)	/* clear remote wakeup
-						   enable */
-#define	HCRHPORT1	0x15
-#define		RH_PS_CCS	(1 << 0)	/* current connect status */
-#define		RH_PS_PES	(1 << 1)	/* port enable status */
-#define		RH_PS_PSS	(1 << 2)	/* port suspend status */
-#define		RH_PS_POCI	(1 << 3)	/* port over current
-						   indicator */
-#define		RH_PS_PRS	(1 << 4)	/* port reset status */
-#define		RH_PS_PPS	(1 << 8)	/* port power status */
-#define		RH_PS_LSDA	(1 << 9)	/* low speed device attached */
-#define		RH_PS_CSC	(1 << 16)	/* connect status change */
-#define		RH_PS_PESC	(1 << 17)	/* port enable status change */
-#define		RH_PS_PSSC	(1 << 18)	/* port suspend status
-						   change */
-#define		RH_PS_OCIC	(1 << 19)	/* over current indicator
-						   change */
-#define		RH_PS_PRSC	(1 << 20)	/* port reset status change */
-#define		HCRHPORT_CLRMASK	(0x1f << 16)
-#define	HCRHPORT2	0x16
-#define	HCHWCFG		0x20
-#define		HCHWCFG_15KRSEL		(1 << 12)
-#define		HCHWCFG_CLKNOTSTOP	(1 << 11)
-#define		HCHWCFG_ANALOG_OC	(1 << 10)
-#define		HCHWCFG_DACK_MODE	(1 << 8)
-#define		HCHWCFG_EOT_POL		(1 << 7)
-#define		HCHWCFG_DACK_POL	(1 << 6)
-#define		HCHWCFG_DREQ_POL	(1 << 5)
-#define		HCHWCFG_DBWIDTH_MASK	(0x03 << 3)
-#define		HCHWCFG_DBWIDTH(n)	(((n) << 3) & HCHWCFG_DBWIDTH_MASK)
-#define		HCHWCFG_INT_POL		(1 << 2)
-#define		HCHWCFG_INT_TRIGGER	(1 << 1)
-#define		HCHWCFG_INT_ENABLE	(1 << 0)
-#define	HCDMACFG	0x21
-#define		HCDMACFG_BURST_LEN_MASK	(0x03 << 5)
-#define		HCDMACFG_BURST_LEN(n)	(((n) << 5) & HCDMACFG_BURST_LEN_MASK)
-#define		HCDMACFG_BURST_LEN_1	HCDMACFG_BURST_LEN(0)
-#define		HCDMACFG_BURST_LEN_4	HCDMACFG_BURST_LEN(1)
-#define		HCDMACFG_BURST_LEN_8	HCDMACFG_BURST_LEN(2)
-#define		HCDMACFG_DMA_ENABLE	(1 << 4)
-#define		HCDMACFG_BUF_TYPE_MASK	(0x07 << 1)
-#define		HCDMACFG_CTR_SEL	(1 << 2)
-#define		HCDMACFG_ITLATL_SEL	(1 << 1)
-#define		HCDMACFG_DMA_RW_SELECT	(1 << 0)
-#define	HCXFERCTR	0x22
-#define	HCuPINT		0x24
-#define		HCuPINT_SOF		(1 << 0)
-#define		HCuPINT_ATL		(1 << 1)
-#define		HCuPINT_AIIEOT		(1 << 2)
-#define		HCuPINT_OPR		(1 << 4)
-#define		HCuPINT_SUSP		(1 << 5)
-#define		HCuPINT_CLKRDY		(1 << 6)
-#define	HCuPINTENB	0x25
-#define	HCCHIPID	0x27
-#define		HCCHIPID_MASK		0xff00
-#define		HCCHIPID_MAGIC		0x6100
-#define	HCSCRATCH	0x28
-#define	HCSWRES		0x29
-#define		HCSWRES_MAGIC		0x00f6
-#define	HCITLBUFLEN	0x2a
-#define	HCATLBUFLEN	0x2b
-#define	HCBUFSTAT	0x2c
-#define		HCBUFSTAT_ITL0_FULL	(1 << 0)
-#define		HCBUFSTAT_ITL1_FULL	(1 << 1)
-#define		HCBUFSTAT_ATL_FULL	(1 << 2)
-#define		HCBUFSTAT_ITL0_DONE	(1 << 3)
-#define		HCBUFSTAT_ITL1_DONE	(1 << 4)
-#define		HCBUFSTAT_ATL_DONE	(1 << 5)
-#define	HCRDITL0LEN	0x2d
-#define	HCRDITL1LEN	0x2e
-#define	HCITLPORT	0x40
-#define	HCATLPORT	0x41
-
-/* PTD accessor macros. */
-#define PTD_GET_COUNT(p)	(((p)->count & PTD_COUNT_MSK) >> 0)
-#define PTD_COUNT(v)		(((v) << 0) & PTD_COUNT_MSK)
-#define PTD_GET_TOGGLE(p)	(((p)->count & PTD_TOGGLE_MSK) >> 10)
-#define PTD_TOGGLE(v)		(((v) << 10) & PTD_TOGGLE_MSK)
-#define PTD_GET_ACTIVE(p)	(((p)->count & PTD_ACTIVE_MSK) >> 11)
-#define PTD_ACTIVE(v)		(((v) << 11) & PTD_ACTIVE_MSK)
-#define PTD_GET_CC(p)		(((p)->count & PTD_CC_MSK) >> 12)
-#define PTD_CC(v)		(((v) << 12) & PTD_CC_MSK)
-#define PTD_GET_MPS(p)		(((p)->mps & PTD_MPS_MSK) >> 0)
-#define PTD_MPS(v)		(((v) << 0) & PTD_MPS_MSK)
-#define PTD_GET_SPD(p)		(((p)->mps & PTD_SPD_MSK) >> 10)
-#define PTD_SPD(v)		(((v) << 10) & PTD_SPD_MSK)
-#define PTD_GET_LAST(p)		(((p)->mps & PTD_LAST_MSK) >> 11)
-#define PTD_LAST(v)		(((v) << 11) & PTD_LAST_MSK)
-#define PTD_GET_EP(p)		(((p)->mps & PTD_EP_MSK) >> 12)
-#define PTD_EP(v)		(((v) << 12) & PTD_EP_MSK)
-#define PTD_GET_LEN(p)		(((p)->len & PTD_LEN_MSK) >> 0)
-#define PTD_LEN(v)		(((v) << 0) & PTD_LEN_MSK)
-#define PTD_GET_DIR(p)		(((p)->len & PTD_DIR_MSK) >> 10)
-#define PTD_DIR(v)		(((v) << 10) & PTD_DIR_MSK)
-#define PTD_GET_B5_5(p)		(((p)->len & PTD_B5_5_MSK) >> 13)
-#define PTD_B5_5(v)		(((v) << 13) & PTD_B5_5_MSK)
-#define PTD_GET_FA(p)		(((p)->faddr & PTD_FA_MSK) >> 0)
-#define PTD_FA(v)		(((v) << 0) & PTD_FA_MSK)
-#define PTD_GET_FMT(p)		(((p)->faddr & PTD_FMT_MSK) >> 7)
-#define PTD_FMT(v)		(((v) << 7) & PTD_FMT_MSK)
-
-/*  Hardware transfer status codes -- CC from ptd->count */
-#define TD_CC_NOERROR      0x00
-#define TD_CC_CRC          0x01
-#define TD_CC_BITSTUFFING  0x02
-#define TD_CC_DATATOGGLEM  0x03
-#define TD_CC_STALL        0x04
-#define TD_DEVNOTRESP      0x05
-#define TD_PIDCHECKFAIL    0x06
-#define TD_UNEXPECTEDPID   0x07
-#define TD_DATAOVERRUN     0x08
-#define TD_DATAUNDERRUN    0x09
-    /* 0x0A, 0x0B reserved for hardware */
-#define TD_BUFFEROVERRUN   0x0C
-#define TD_BUFFERUNDERRUN  0x0D
-    /* 0x0E, 0x0F reserved for HCD */
-#define TD_NOTACCESSED     0x0F
-
-/* ------------------------------------------------------------------------- */
-
-#define	LOG2_PERIODIC_SIZE	5	/* arbitrary; this matches OHCI */
-#define	PERIODIC_SIZE		(1 << LOG2_PERIODIC_SIZE)
-
-/* Philips transfer descriptor */
-struct ptd {
-	u16 count;
-#define	PTD_COUNT_MSK	(0x3ff << 0)
-#define	PTD_TOGGLE_MSK	(1 << 10)
-#define	PTD_ACTIVE_MSK	(1 << 11)
-#define	PTD_CC_MSK	(0xf << 12)
-	u16 mps;
-#define	PTD_MPS_MSK	(0x3ff << 0)
-#define	PTD_SPD_MSK	(1 << 10)
-#define	PTD_LAST_MSK	(1 << 11)
-#define	PTD_EP_MSK	(0xf << 12)
-	u16 len;
-#define	PTD_LEN_MSK	(0x3ff << 0)
-#define	PTD_DIR_MSK	(3 << 10)
-#define	PTD_DIR_SETUP	(0)
-#define	PTD_DIR_OUT	(1)
-#define	PTD_DIR_IN	(2)
-#define	PTD_B5_5_MSK	(1 << 13)
-	u16 faddr;
-#define	PTD_FA_MSK	(0x7f << 0)
-#define	PTD_FMT_MSK	(1 << 7)
-} __attribute__ ((packed, aligned(2)));
-
-struct isp116x_ep {
-	struct usb_device *udev;
-	struct ptd ptd;
-
-	u8 maxpacket;
-	u8 epnum;
-	u8 nextpid;
-
-	u16 length;		/* of current packet */
-	unsigned char *data;	/* to databuf */
-
-	u16 error_count;
-};
-
-/* URB struct */
-#define N_URB_TD		48
-#define URB_DEL			1
-typedef struct {
-	struct isp116x_ep *ed;
-	void *transfer_buffer;	/* (in) associated data buffer */
-	int actual_length;	/* (return) actual transfer length */
-	unsigned long pipe;	/* (in) pipe information */
-#if 0
-	int state;
-#endif
-} urb_priv_t;
-
-struct isp116x_platform_data {
-	/* Enable internal resistors on downstream ports */
-	unsigned sel15Kres:1;
-	/* On-chip overcurrent detection */
-	unsigned oc_enable:1;
-	/* Enable wakeup by devices on usb bus (e.g. wakeup
-	   by attachment/detachment or by device activity
-	   such as moving a mouse). When chosen, this option
-	   prevents stopping internal clock, increasing
-	   thereby power consumption in suspended state. */
-	unsigned remote_wakeup_enable:1;
-};
-
-struct isp116x {
-	u16 *addr_reg;
-	u16 *data_reg;
-
-	struct isp116x_platform_data *board;
-
-	struct dentry *dentry;
-	unsigned long stat1, stat2, stat4, stat8, stat16;
-
-	/* Status flags */
-	unsigned disabled:1;
-	unsigned sleeping:1;
-
-	/* Root hub registers */
-	u32 rhdesca;
-	u32 rhdescb;
-	u32 rhstatus;
-	u32 rhport[2];
-
-	/* Schedule for the current frame */
-	struct isp116x_ep *atl_active;
-	int atl_buflen;
-	int atl_bufshrt;
-	int atl_last_dir;
-	int atl_finishing;
-};
-
-/* ------------------------------------------------- */
-
-/* Inter-io delay (ns). The chip is picky about access timings; it
- * expects at least:
- * 150ns delay between consecutive accesses to DATA_REG,
- * 300ns delay between access to ADDR_REG and DATA_REG
- * OE, WE MUST NOT be changed during these intervals
- */
-#if defined(UDELAY)
-#define	isp116x_delay(h,d)	udelay(d)
-#else
-#define	isp116x_delay(h,d)	do {} while (0)
-#endif
-
-static inline void isp116x_write_addr(struct isp116x *isp116x, unsigned reg)
-{
-	writew(reg & 0xff, isp116x->addr_reg);
-	isp116x_delay(isp116x, UDELAY);
-}
-
-static inline void isp116x_write_data16(struct isp116x *isp116x, u16 val)
-{
-	writew(val, isp116x->data_reg);
-	isp116x_delay(isp116x, UDELAY);
-}
-
-static inline void isp116x_raw_write_data16(struct isp116x *isp116x, u16 val)
-{
-	__raw_writew(val, isp116x->data_reg);
-	isp116x_delay(isp116x, UDELAY);
-}
-
-static inline u16 isp116x_read_data16(struct isp116x *isp116x)
-{
-	u16 val;
-
-	val = readw(isp116x->data_reg);
-	isp116x_delay(isp116x, UDELAY);
-	return val;
-}
-
-static inline u16 isp116x_raw_read_data16(struct isp116x *isp116x)
-{
-	u16 val;
-
-	val = __raw_readw(isp116x->data_reg);
-	isp116x_delay(isp116x, UDELAY);
-	return val;
-}
-
-static inline void isp116x_write_data32(struct isp116x *isp116x, u32 val)
-{
-	writew(val & 0xffff, isp116x->data_reg);
-	isp116x_delay(isp116x, UDELAY);
-	writew(val >> 16, isp116x->data_reg);
-	isp116x_delay(isp116x, UDELAY);
-}
-
-static inline u32 isp116x_read_data32(struct isp116x *isp116x)
-{
-	u32 val;
-
-	val = (u32) readw(isp116x->data_reg);
-	isp116x_delay(isp116x, UDELAY);
-	val |= ((u32) readw(isp116x->data_reg)) << 16;
-	isp116x_delay(isp116x, UDELAY);
-	return val;
-}
-
-/* Let's keep register access functions out of line. Hint:
-   we wait at least 150 ns at every access.
-*/
-static u16 isp116x_read_reg16(struct isp116x *isp116x, unsigned reg)
-{
-	isp116x_write_addr(isp116x, reg);
-	return isp116x_read_data16(isp116x);
-}
-
-static u32 isp116x_read_reg32(struct isp116x *isp116x, unsigned reg)
-{
-	isp116x_write_addr(isp116x, reg);
-	return isp116x_read_data32(isp116x);
-}
-
-static void isp116x_write_reg16(struct isp116x *isp116x, unsigned reg,
-				unsigned val)
-{
-	isp116x_write_addr(isp116x, reg | ISP116x_WRITE_OFFSET);
-	isp116x_write_data16(isp116x, (u16) (val & 0xffff));
-}
-
-static void isp116x_write_reg32(struct isp116x *isp116x, unsigned reg,
-				unsigned val)
-{
-	isp116x_write_addr(isp116x, reg | ISP116x_WRITE_OFFSET);
-	isp116x_write_data32(isp116x, (u32) val);
-}
-
-/* --- USB HUB constants (not OHCI-specific; see hub.h) -------------------- */
-
-/* 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
-
-#define RH_ACK                     0x01
-#define RH_REQ_ERR                 -1
-#define RH_NACK                    0x00