From b548da81feaa271ab18716963f3d47fc493d46c7 Mon Sep 17 00:00:00 2001 From: Sascha Hauer Date: Wed, 8 Apr 2009 12:30:16 +0200 Subject: Add usb include files missing from USB merge Signed-off-by: Sascha Hauer --- include/usb/isp1504.h | 6 + include/usb/ulpi.h | 31 +++ include/usb/usb.h | 499 +++++++++++++++++++++++++++++++++++++++++++++++++ include/usb/usb_defs.h | 251 +++++++++++++++++++++++++ include/usb/usbnet.h | 185 ++++++++++++++++++ 5 files changed, 972 insertions(+) create mode 100644 include/usb/isp1504.h create mode 100644 include/usb/ulpi.h create mode 100644 include/usb/usb.h create mode 100644 include/usb/usb_defs.h create mode 100644 include/usb/usbnet.h (limited to 'include/usb') diff --git a/include/usb/isp1504.h b/include/usb/isp1504.h new file mode 100644 index 0000000000..2eb7665054 --- /dev/null +++ b/include/usb/isp1504.h @@ -0,0 +1,6 @@ +#ifndef __INCLUDE_USB_ISP1504_H +#define __INCLUDE_USB_ISP1504_H + +int isp1504_set_vbus_power(void __iomem *view, int on); + +#endif /* __INCLUDE_USB_ISP1504_H */ diff --git a/include/usb/ulpi.h b/include/usb/ulpi.h new file mode 100644 index 0000000000..0397fdb39f --- /dev/null +++ b/include/usb/ulpi.h @@ -0,0 +1,31 @@ +#ifndef __MACH_ULPI_H +#define __MACH_ULPI_H + +int ulpi_set(u8 bits, int reg, void __iomem *view); +int ulpi_clear(u8 bits, int reg, void __iomem *view); +int ulpi_read(int reg, void __iomem *view); + +/* ISP 1504 register addresses */ +#define ISP1504_VID_LOW 0x00 /* Vendor ID low */ +#define ISP1504_VID_HIGH 0x01 /* Vendor ID high */ +#define ISP1504_PID_LOW 0x02 /* Product ID low */ +#define ISP1504_PID_HIGH 0x03 /* Product ID high */ +#define ISP1504_ITFCTL 0x07 /* Interface Control */ +#define ISP1504_OTGCTL 0x0A /* OTG Control */ + +/* add to above register address to access Set/Clear functions */ +#define ISP1504_REG_SET 0x01 +#define ISP1504_REG_CLEAR 0x02 + +/* 1504 OTG Control Register bits */ +#define USE_EXT_VBUS_IND (1 << 7) /* Use ext. Vbus indicator */ +#define DRV_VBUS_EXT (1 << 6) /* Drive Vbus external */ +#define DRV_VBUS (1 << 5) /* Drive Vbus */ +#define CHRG_VBUS (1 << 4) /* Charge Vbus */ +#define DISCHRG_VBUS (1 << 3) /* Discharge Vbus */ +#define DM_PULL_DOWN (1 << 2) /* enable DM Pull Down */ +#define DP_PULL_DOWN (1 << 1) /* enable DP Pull Down */ +#define ID_PULL_UP (1 << 0) /* enable ID Pull Up */ + +#endif /* __MACH_ULPI_H */ + diff --git a/include/usb/usb.h b/include/usb/usb.h new file mode 100644 index 0000000000..93c36d098b --- /dev/null +++ b/include/usb/usb.h @@ -0,0 +1,499 @@ +/* + * (C) Copyright 2001 + * Denis Peter, MPL AG Switzerland + * + * See file CREDITS for list of people who contributed to this + * project. + * + * 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 + * + * Note: Part of this code has been derived from linux + * + */ +#ifndef _USB_H_ +#define _USB_H_ + +#include +#include + +/* Everything is aribtrary */ +#define USB_ALTSETTINGALLOC 4 +#define USB_MAXALTSETTING 128 /* Hard limit */ + +#define USB_MAX_DEVICE 32 +#define USB_MAXCONFIG 8 +#define USB_MAXINTERFACES 8 +#define USB_MAXENDPOINTS 16 +#define USB_MAXCHILDREN 8 /* This is arbitrary */ +#define USB_MAX_HUB 16 + +#define USB_CNTL_TIMEOUT 100 /* 100ms timeout */ + +/* String descriptor */ +struct usb_string_descriptor { + unsigned char bLength; + unsigned char bDescriptorType; + unsigned short wData[1]; +} __attribute__ ((packed)); + +/* device request (setup) */ +struct devrequest { + unsigned char requesttype; + unsigned char request; + unsigned short value; + unsigned short index; + unsigned short length; +} __attribute__ ((packed)); + +/* All standard descriptors have these 2 fields in common */ +struct usb_descriptor_header { + unsigned char bLength; + unsigned char bDescriptorType; +} __attribute__ ((packed)); + +/* Device descriptor */ +struct usb_device_descriptor { + unsigned char bLength; + unsigned char bDescriptorType; + unsigned short bcdUSB; + unsigned char bDeviceClass; + unsigned char bDeviceSubClass; + unsigned char bDeviceProtocol; + unsigned char bMaxPacketSize0; + unsigned short idVendor; + unsigned short idProduct; + unsigned short bcdDevice; + unsigned char iManufacturer; + unsigned char iProduct; + unsigned char iSerialNumber; + unsigned char bNumConfigurations; +} __attribute__ ((packed)); + +/* Endpoint descriptor */ +struct usb_endpoint_descriptor { + unsigned char bLength; + unsigned char bDescriptorType; + unsigned char bEndpointAddress; + unsigned char bmAttributes; + unsigned short wMaxPacketSize; + unsigned char bInterval; + unsigned char bRefresh; + unsigned char bSynchAddress; +} __attribute__ ((packed)) __attribute__ ((aligned(2))); + +/* Interface descriptor */ +struct usb_interface_descriptor { + unsigned char bLength; + unsigned char bDescriptorType; + unsigned char bInterfaceNumber; + unsigned char bAlternateSetting; + unsigned char bNumEndpoints; + unsigned char bInterfaceClass; + unsigned char bInterfaceSubClass; + unsigned char bInterfaceProtocol; + unsigned char iInterface; + + unsigned char no_of_ep; + unsigned char num_altsetting; + unsigned char act_altsetting; + + struct usb_endpoint_descriptor ep_desc[USB_MAXENDPOINTS]; +} __attribute__ ((packed)); + + +/* Configuration descriptor information.. */ +struct usb_config_descriptor { + unsigned char bLength; + unsigned char bDescriptorType; + unsigned short wTotalLength; + unsigned char bNumInterfaces; + unsigned char bConfigurationValue; + unsigned char iConfiguration; + unsigned char bmAttributes; + unsigned char MaxPower; + + unsigned char no_of_if; /* number of interfaces */ + struct usb_interface_descriptor if_desc[USB_MAXINTERFACES]; +} __attribute__ ((packed)); + +enum { + /* Maximum packet size; encoded as 0,1,2,3 = 8,16,32,64 */ + PACKET_SIZE_8 = 0, + PACKET_SIZE_16 = 1, + PACKET_SIZE_32 = 2, + PACKET_SIZE_64 = 3, +}; + +struct usb_device { + int devnum; /* Device number on USB bus */ + int speed; /* full/low/high */ + char mf[32]; /* manufacturer */ + char prod[32]; /* product */ + char serial[32]; /* serial number */ + + /* Maximum packet size; one of: PACKET_SIZE_* */ + int maxpacketsize; + /* one bit for each endpoint ([0] = IN, [1] = OUT) */ + unsigned int toggle[2]; + /* endpoint halts; one bit per endpoint # & direction; + * [0] = IN, [1] = OUT + */ + unsigned int halted[2]; + int epmaxpacketin[16]; /* INput endpoint specific maximums */ + int epmaxpacketout[16]; /* OUTput endpoint specific maximums */ + + int configno; /* selected config number */ + struct usb_device_descriptor descriptor; /* Device Descriptor */ + struct usb_config_descriptor config; /* config descriptor */ + + int have_langid; /* whether string_langid is valid yet */ + int string_langid; /* language ID for strings */ + int (*irq_handle)(struct usb_device *dev); + unsigned long irq_status; + int irq_act_len; /* transfered bytes */ + void *privptr; + /* + * Child devices - if this is a hub device + * Each instance needs its own set of data structures. + */ + unsigned long status; + int act_len; /* transfered bytes */ + int maxchild; /* Number of ports if hub */ + int portnr; + struct usb_device *parent; + struct usb_device *children[USB_MAXCHILDREN]; + + struct device_d dev; + + struct usb_host *host; + + struct list_head list; + void *drv_data; + struct usb_hub_device *hub; +}; + +struct usb_device_id; + +struct usb_driver { + char *name; + int (*probe) (struct usb_device *, const struct usb_device_id *); + void (*disconnect)(struct usb_device *); + + const struct usb_device_id *id_table; + + struct driver_d driver; +}; + +extern struct bus_type usb_bus_type; + +int usb_driver_register(struct usb_driver *); +int usb_driver_unregister(struct usb_driver *); + +struct usb_host { + int (*init)(struct usb_host *); + int (*exit)(struct usb_host *); + int (*submit_bulk_msg)(struct usb_device *dev, unsigned long pipe, + void *buffer, int transfer_len); + int (*submit_control_msg)(struct usb_device *dev, unsigned long pipe, void *buffer, + int transfer_len, struct devrequest *setup); + int (*submit_int_msg)(struct usb_device *dev, unsigned long pipe, void *buffer, + int transfer_len, int interval); + void (*usb_event_poll)(void); + + struct list_head list; + + int busnum; +}; + +int usb_register_host(struct usb_host *); + +/* Defines */ +#define USB_UHCI_VEND_ID 0x8086 +#define USB_UHCI_DEV_ID 0x7112 + +int usb_set_protocol(struct usb_device *dev, int ifnum, int protocol); +int usb_set_idle(struct usb_device *dev, int ifnum, int duration, + int report_id); +struct usb_device *usb_get_dev_index(int index); +int usb_control_msg(struct usb_device *dev, unsigned int pipe, + unsigned char request, unsigned char requesttype, + unsigned short value, unsigned short index, + void *data, unsigned short size, int timeout); +int usb_bulk_msg(struct usb_device *dev, unsigned int pipe, + void *data, int len, int *actual_length, int timeout); +int usb_submit_int_msg(struct usb_device *dev, unsigned long pipe, + void *buffer, int transfer_len, int interval); +void usb_disable_asynch(int disable); +int usb_maxpacket(struct usb_device *dev, unsigned long pipe); +static inline void wait_ms(unsigned long ms) +{ + mdelay(ms); +}; +int usb_get_configuration_no(struct usb_device *dev, unsigned char *buffer, + int cfgno); +int usb_get_report(struct usb_device *dev, int ifnum, unsigned char type, + unsigned char id, void *buf, int size); +int usb_get_class_descriptor(struct usb_device *dev, int ifnum, + unsigned char type, unsigned char id, void *buf, + int size); +int usb_clear_halt(struct usb_device *dev, int pipe); +int usb_string(struct usb_device *dev, int index, char *buf, size_t size); +int usb_set_interface(struct usb_device *dev, int interface, int alternate); + +/* big endian -> little endian conversion */ +/* some CPUs are already little endian e.g. the ARM920T */ +#define __swap_16(x) \ + ({ unsigned short x_ = (unsigned short)x; \ + (unsigned short)( \ + ((x_ & 0x00FFU) << 8) | ((x_ & 0xFF00U) >> 8)); \ + }) +#define __swap_32(x) \ + ({ unsigned long x_ = (unsigned long)x; \ + (unsigned long)( \ + ((x_ & 0x000000FFUL) << 24) | \ + ((x_ & 0x0000FF00UL) << 8) | \ + ((x_ & 0x00FF0000UL) >> 8) | \ + ((x_ & 0xFF000000UL) >> 24)); \ + }) + +#ifdef __LITTLE_ENDIAN +# define swap_16(x) (x) +# define swap_32(x) (x) +#else +# define swap_16(x) __swap_16(x) +# define swap_32(x) __swap_32(x) +#endif + +/* + * Calling this entity a "pipe" is glorifying it. A USB pipe + * is something embarrassingly simple: it basically consists + * of the following information: + * - device number (7 bits) + * - endpoint number (4 bits) + * - current Data0/1 state (1 bit) + * - direction (1 bit) + * - speed (2 bits) + * - max packet size (2 bits: 8, 16, 32 or 64) + * - pipe type (2 bits: control, interrupt, bulk, isochronous) + * + * That's 18 bits. Really. Nothing more. And the USB people have + * documented these eighteen bits as some kind of glorious + * virtual data structure. + * + * Let's not fall in that trap. We'll just encode it as a simple + * unsigned int. The encoding is: + * + * - max size: bits 0-1 (00 = 8, 01 = 16, 10 = 32, 11 = 64) + * - direction: bit 7 (0 = Host-to-Device [Out], + * (1 = Device-to-Host [In]) + * - device: bits 8-14 + * - endpoint: bits 15-18 + * - Data0/1: bit 19 + * - speed: bit 26 (0 = Full, 1 = Low Speed, 2 = High) + * - pipe type: bits 30-31 (00 = isochronous, 01 = interrupt, + * 10 = control, 11 = bulk) + * + * Why? Because it's arbitrary, and whatever encoding we select is really + * up to us. This one happens to share a lot of bit positions with the UHCI + * specification, so that much of the uhci driver can just mask the bits + * appropriately. + */ +/* Create various pipes... */ +#define create_pipe(dev,endpoint) \ + (((dev)->devnum << 8) | ((endpoint) << 15) | \ + ((dev)->speed << 26) | (dev)->maxpacketsize) +#define default_pipe(dev) ((dev)->speed << 26) + +#define usb_sndctrlpipe(dev, endpoint) ((PIPE_CONTROL << 30) | \ + create_pipe(dev, (endpoint))) +#define usb_rcvctrlpipe(dev, endpoint) ((PIPE_CONTROL << 30) | \ + create_pipe(dev, (endpoint)) | \ + USB_DIR_IN) +#define usb_sndisocpipe(dev, endpoint) ((PIPE_ISOCHRONOUS << 30) | \ + create_pipe(dev, (endpoint))) +#define usb_rcvisocpipe(dev, endpoint) ((PIPE_ISOCHRONOUS << 30) | \ + create_pipe(dev, (endpoint)) | \ + USB_DIR_IN) +#define usb_sndbulkpipe(dev, endpoint) ((PIPE_BULK << 30) | \ + create_pipe(dev, (endpoint))) +#define usb_rcvbulkpipe(dev, endpoint) ((PIPE_BULK << 30) | \ + create_pipe(dev, (endpoint)) | \ + USB_DIR_IN) +#define usb_sndintpipe(dev, endpoint) ((PIPE_INTERRUPT << 30) | \ + create_pipe(dev, (endpoint))) +#define usb_rcvintpipe(dev, endpoint) ((PIPE_INTERRUPT << 30) | \ + create_pipe(dev, (endpoint)) | \ + USB_DIR_IN) +#define usb_snddefctrl(dev) ((PIPE_CONTROL << 30) | \ + default_pipe(dev)) +#define usb_rcvdefctrl(dev) ((PIPE_CONTROL << 30) | \ + default_pipe(dev) | \ + USB_DIR_IN) + +/* The D0/D1 toggle bits */ +#define usb_gettoggle(dev, ep, out) (((dev)->toggle[out] >> ep) & 1) +#define usb_dotoggle(dev, ep, out) ((dev)->toggle[out] ^= (1 << ep)) +#define usb_settoggle(dev, ep, out, bit) ((dev)->toggle[out] = \ + ((dev)->toggle[out] & \ + ~(1 << ep)) | ((bit) << ep)) + +/* Endpoint halt control/status */ +#define usb_endpoint_out(ep_dir) (((ep_dir >> 7) & 1) ^ 1) +#define usb_endpoint_halt(dev, ep, out) ((dev)->halted[out] |= (1 << (ep))) +#define usb_endpoint_running(dev, ep, out) ((dev)->halted[out] &= ~(1 << (ep))) +#define usb_endpoint_halted(dev, ep, out) ((dev)->halted[out] & (1 << (ep))) + +#define usb_packetid(pipe) (((pipe) & USB_DIR_IN) ? USB_PID_IN : \ + USB_PID_OUT) + +#define usb_pipeout(pipe) ((((pipe) >> 7) & 1) ^ 1) +#define usb_pipein(pipe) (((pipe) >> 7) & 1) +#define usb_pipedevice(pipe) (((pipe) >> 8) & 0x7f) +#define usb_pipe_endpdev(pipe) (((pipe) >> 8) & 0x7ff) +#define usb_pipeendpoint(pipe) (((pipe) >> 15) & 0xf) +#define usb_pipedata(pipe) (((pipe) >> 19) & 1) +#define usb_pipespeed(pipe) (((pipe) >> 26) & 3) +#define usb_pipeslow(pipe) (usb_pipespeed(pipe) == USB_SPEED_LOW) +#define usb_pipetype(pipe) (((pipe) >> 30) & 3) +#define usb_pipeisoc(pipe) (usb_pipetype((pipe)) == PIPE_ISOCHRONOUS) +#define usb_pipeint(pipe) (usb_pipetype((pipe)) == PIPE_INTERRUPT) +#define usb_pipecontrol(pipe) (usb_pipetype((pipe)) == PIPE_CONTROL) +#define usb_pipebulk(pipe) (usb_pipetype((pipe)) == PIPE_BULK) + + +/************************************************************************* + * Hub Stuff + */ +struct usb_port_status { + unsigned short wPortStatus; + unsigned short wPortChange; +} __attribute__ ((packed)); + +struct usb_hub_status { + unsigned short wHubStatus; + unsigned short wHubChange; +} __attribute__ ((packed)); + + +/* Hub descriptor */ +struct usb_hub_descriptor { + unsigned char bLength; + unsigned char bDescriptorType; + unsigned char bNbrPorts; + unsigned short wHubCharacteristics; + unsigned char bPwrOn2PwrGood; + unsigned char bHubContrCurrent; + unsigned char DeviceRemovable[(USB_MAXCHILDREN+1+7)/8]; + unsigned char PortPowerCtrlMask[(USB_MAXCHILDREN+1+7)/8]; + /* DeviceRemovable and PortPwrCtrlMask want to be variable-length + bitmaps that hold max 255 entries. (bit0 is ignored) */ +} __attribute__ ((packed)); + + +struct usb_hub_device { + struct usb_device *pusb_dev; + struct usb_hub_descriptor desc; +}; + +/** + * struct usb_device_id - identifies USB devices for probing and hotplugging + * @match_flags: Bit mask controlling of the other fields are used to match + * against new devices. Any field except for driver_info may be used, + * although some only make sense in conjunction with other fields. + * This is usually set by a USB_DEVICE_*() macro, which sets all + * other fields in this structure except for driver_info. + * @idVendor: USB vendor ID for a device; numbers are assigned + * by the USB forum to its members. + * @idProduct: Vendor-assigned product ID. + * @bcdDevice_lo: Low end of range of vendor-assigned product version numbers. + * This is also used to identify individual product versions, for + * a range consisting of a single device. + * @bcdDevice_hi: High end of version number range. The range of product + * versions is inclusive. + * @bDeviceClass: Class of device; numbers are assigned + * by the USB forum. Products may choose to implement classes, + * or be vendor-specific. Device classes specify behavior of all + * the interfaces on a devices. + * @bDeviceSubClass: Subclass of device; associated with bDeviceClass. + * @bDeviceProtocol: Protocol of device; associated with bDeviceClass. + * @bInterfaceClass: Class of interface; numbers are assigned + * by the USB forum. Products may choose to implement classes, + * or be vendor-specific. Interface classes specify behavior only + * of a given interface; other interfaces may support other classes. + * @bInterfaceSubClass: Subclass of interface; associated with bInterfaceClass. + * @bInterfaceProtocol: Protocol of interface; associated with bInterfaceClass. + * @driver_info: Holds information used by the driver. Usually it holds + * a pointer to a descriptor understood by the driver, or perhaps + * device flags. + * + * In most cases, drivers will create a table of device IDs by using + * USB_DEVICE(), or similar macros designed for that purpose. + * They will then export it to userspace using MODULE_DEVICE_TABLE(), + * and provide it to the USB core through their usb_driver structure. + * + * See the usb_match_id() function for information about how matches are + * performed. Briefly, you will normally use one of several macros to help + * construct these entries. Each entry you provide will either identify + * one or more specific products, or will identify a class of products + * which have agreed to behave the same. You should put the more specific + * matches towards the beginning of your table, so that driver_info can + * record quirks of specific products. + */ +struct usb_device_id { + /* which fields to match against? */ + __u16 match_flags; + + /* Used for product specific matches; range is inclusive */ + __u16 idVendor; + __u16 idProduct; + __u16 bcdDevice_lo; + __u16 bcdDevice_hi; + + /* Used for device class matches */ + __u8 bDeviceClass; + __u8 bDeviceSubClass; + __u8 bDeviceProtocol; + + /* Used for interface class matches */ + __u8 bInterfaceClass; + __u8 bInterfaceSubClass; + __u8 bInterfaceProtocol; + + void *driver_info; +}; + +#define USB_DEVICE_ID_MATCH_PRODUCT 0x0002 +#define USB_DEVICE_ID_MATCH_VENDOR 0x0001 +#define USB_DEVICE_ID_MATCH_DEVICE \ + (USB_DEVICE_ID_MATCH_VENDOR | USB_DEVICE_ID_MATCH_PRODUCT) + +/** + * USB_DEVICE - macro used to describe a specific usb device + * @vend: the 16 bit USB Vendor ID + * @prod: the 16 bit USB Product ID + * + * This macro is used to create a struct usb_device_id that matches a + * specific device. + */ +#define USB_DEVICE(vend,prod) \ + .match_flags = USB_DEVICE_ID_MATCH_DEVICE, \ + .idVendor = (vend), \ + .idProduct = (prod) + +#define USB_CTRL_SET_TIMEOUT 5000 +#define USB_CTRL_GET_TIMEOUT 5000 + +#endif /*_USB_H_ */ diff --git a/include/usb/usb_defs.h b/include/usb/usb_defs.h new file mode 100644 index 0000000000..8032e57125 --- /dev/null +++ b/include/usb/usb_defs.h @@ -0,0 +1,251 @@ +/* + * (C) Copyright 2001 + * Denis Peter, MPL AG Switzerland + * + * See file CREDITS for list of people who contributed to this + * project. + * + * 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 + * + * Note: Part of this code has been derived from linux + * + */ +#ifndef _USB_DEFS_H_ +#define _USB_DEFS_H_ + +/* USB constants */ + +/* Device and/or Interface Class codes */ +#define USB_CLASS_PER_INTERFACE 0 /* for DeviceClass */ +#define USB_CLASS_AUDIO 1 +#define USB_CLASS_COMM 2 +#define USB_CLASS_HID 3 +#define USB_CLASS_PRINTER 7 +#define USB_CLASS_MASS_STORAGE 8 +#define USB_CLASS_HUB 9 +#define USB_CLASS_DATA 10 +#define USB_CLASS_VENDOR_SPEC 0xff + +/* some HID sub classes */ +#define USB_SUB_HID_NONE 0 +#define USB_SUB_HID_BOOT 1 + +/* some UID Protocols */ +#define USB_PROT_HID_NONE 0 +#define USB_PROT_HID_KEYBOARD 1 +#define USB_PROT_HID_MOUSE 2 + + +/* Sub STORAGE Classes */ +#define US_SC_RBC 1 /* Typically, flash devices */ +#define US_SC_8020 2 /* CD-ROM */ +#define US_SC_QIC 3 /* QIC-157 Tapes */ +#define US_SC_UFI 4 /* Floppy */ +#define US_SC_8070 5 /* Removable media */ +#define US_SC_SCSI 6 /* Transparent */ +#define US_SC_MIN US_SC_RBC +#define US_SC_MAX US_SC_SCSI + +/* STORAGE Protocols */ +#define US_PR_CB 1 /* Control/Bulk w/o interrupt */ +#define US_PR_CBI 0 /* Control/Bulk/Interrupt */ +#define US_PR_BULK 0x50 /* bulk only */ + +/* USB types */ +#define USB_TYPE_STANDARD (0x00 << 5) +#define USB_TYPE_CLASS (0x01 << 5) +#define USB_TYPE_VENDOR (0x02 << 5) +#define USB_TYPE_RESERVED (0x03 << 5) + +/* USB recipients */ +#define USB_RECIP_DEVICE 0x00 +#define USB_RECIP_INTERFACE 0x01 +#define USB_RECIP_ENDPOINT 0x02 +#define USB_RECIP_OTHER 0x03 + +/* USB directions */ +#define USB_DIR_OUT 0 +#define USB_DIR_IN 0x80 + +/* USB device speeds */ +#define USB_SPEED_FULL 0x0 /* 12Mbps */ +#define USB_SPEED_LOW 0x1 /* 1.5Mbps */ +#define USB_SPEED_HIGH 0x2 /* 480Mbps */ +#define USB_SPEED_RESERVED 0x3 + +/* Descriptor types */ +#define USB_DT_DEVICE 0x01 +#define USB_DT_CONFIG 0x02 +#define USB_DT_STRING 0x03 +#define USB_DT_INTERFACE 0x04 +#define USB_DT_ENDPOINT 0x05 + +#define USB_DT_HID (USB_TYPE_CLASS | 0x01) +#define USB_DT_REPORT (USB_TYPE_CLASS | 0x02) +#define USB_DT_PHYSICAL (USB_TYPE_CLASS | 0x03) +#define USB_DT_HUB (USB_TYPE_CLASS | 0x09) + +/* Descriptor sizes per descriptor type */ +#define USB_DT_DEVICE_SIZE 18 +#define USB_DT_CONFIG_SIZE 9 +#define USB_DT_INTERFACE_SIZE 9 +#define USB_DT_ENDPOINT_SIZE 7 +#define USB_DT_ENDPOINT_AUDIO_SIZE 9 /* Audio extension */ +#define USB_DT_HUB_NONVAR_SIZE 7 +#define USB_DT_HID_SIZE 9 + +/* Endpoints */ +#define USB_ENDPOINT_NUMBER_MASK 0x0f /* in bEndpointAddress */ +#define USB_ENDPOINT_DIR_MASK 0x80 + +#define USB_ENDPOINT_XFERTYPE_MASK 0x03 /* in bmAttributes */ +#define USB_ENDPOINT_XFER_CONTROL 0 +#define USB_ENDPOINT_XFER_ISOC 1 +#define USB_ENDPOINT_XFER_BULK 2 +#define USB_ENDPOINT_XFER_INT 3 + +/* USB Packet IDs (PIDs) */ +#define USB_PID_UNDEF_0 0xf0 +#define USB_PID_OUT 0xe1 +#define USB_PID_ACK 0xd2 +#define USB_PID_DATA0 0xc3 +#define USB_PID_UNDEF_4 0xb4 +#define USB_PID_SOF 0xa5 +#define USB_PID_UNDEF_6 0x96 +#define USB_PID_UNDEF_7 0x87 +#define USB_PID_UNDEF_8 0x78 +#define USB_PID_IN 0x69 +#define USB_PID_NAK 0x5a +#define USB_PID_DATA1 0x4b +#define USB_PID_PREAMBLE 0x3c +#define USB_PID_SETUP 0x2d +#define USB_PID_STALL 0x1e +#define USB_PID_UNDEF_F 0x0f + +/* Standard requests */ +#define USB_REQ_GET_STATUS 0x00 +#define USB_REQ_CLEAR_FEATURE 0x01 +#define USB_REQ_SET_FEATURE 0x03 +#define USB_REQ_SET_ADDRESS 0x05 +#define USB_REQ_GET_DESCRIPTOR 0x06 +#define USB_REQ_SET_DESCRIPTOR 0x07 +#define USB_REQ_GET_CONFIGURATION 0x08 +#define USB_REQ_SET_CONFIGURATION 0x09 +#define USB_REQ_GET_INTERFACE 0x0A +#define USB_REQ_SET_INTERFACE 0x0B +#define USB_REQ_SYNCH_FRAME 0x0C + +/* HID requests */ +#define USB_REQ_GET_REPORT 0x01 +#define USB_REQ_GET_IDLE 0x02 +#define USB_REQ_GET_PROTOCOL 0x03 +#define USB_REQ_SET_REPORT 0x09 +#define USB_REQ_SET_IDLE 0x0A +#define USB_REQ_SET_PROTOCOL 0x0B + + +/* "pipe" definitions */ + +#define PIPE_ISOCHRONOUS 0 +#define PIPE_INTERRUPT 1 +#define PIPE_CONTROL 2 +#define PIPE_BULK 3 +#define PIPE_DEVEP_MASK 0x0007ff00 + +#define USB_ISOCHRONOUS 0 +#define USB_INTERRUPT 1 +#define USB_CONTROL 2 +#define USB_BULK 3 + +/* USB-status codes: */ +#define USB_ST_ACTIVE 0x1 /* TD is active */ +#define USB_ST_STALLED 0x2 /* TD is stalled */ +#define USB_ST_BUF_ERR 0x4 /* buffer error */ +#define USB_ST_BABBLE_DET 0x8 /* Babble detected */ +#define USB_ST_NAK_REC 0x10 /* NAK Received*/ +#define USB_ST_CRC_ERR 0x20 /* CRC/timeout Error */ +#define USB_ST_BIT_ERR 0x40 /* Bitstuff error */ +#define USB_ST_NOT_PROC 0x80000000L /* Not yet processed */ + + +/************************************************************************* + * Hub defines + */ + +/* + * Hub request types + */ + +#define USB_RT_HUB (USB_TYPE_CLASS | USB_RECIP_DEVICE) +#define USB_RT_PORT (USB_TYPE_CLASS | USB_RECIP_OTHER) + +/* + * Hub Class feature numbers + */ +#define C_HUB_LOCAL_POWER 0 +#define C_HUB_OVER_CURRENT 1 + +/* + * Port feature numbers + */ +#define USB_PORT_FEAT_CONNECTION 0 +#define USB_PORT_FEAT_ENABLE 1 +#define USB_PORT_FEAT_SUSPEND 2 +#define USB_PORT_FEAT_OVER_CURRENT 3 +#define USB_PORT_FEAT_RESET 4 +#define USB_PORT_FEAT_POWER 8 +#define USB_PORT_FEAT_LOWSPEED 9 +#define USB_PORT_FEAT_HIGHSPEED 10 +#define USB_PORT_FEAT_C_CONNECTION 16 +#define USB_PORT_FEAT_C_ENABLE 17 +#define USB_PORT_FEAT_C_SUSPEND 18 +#define USB_PORT_FEAT_C_OVER_CURRENT 19 +#define USB_PORT_FEAT_C_RESET 20 + +/* wPortStatus bits */ +#define USB_PORT_STAT_CONNECTION 0x0001 +#define USB_PORT_STAT_ENABLE 0x0002 +#define USB_PORT_STAT_SUSPEND 0x0004 +#define USB_PORT_STAT_OVERCURRENT 0x0008 +#define USB_PORT_STAT_RESET 0x0010 +#define USB_PORT_STAT_POWER 0x0100 +#define USB_PORT_STAT_LOW_SPEED 0x0200 +#define USB_PORT_STAT_HIGH_SPEED 0x0400 /* support for EHCI */ +#define USB_PORT_STAT_SPEED \ + (USB_PORT_STAT_LOW_SPEED | USB_PORT_STAT_HIGH_SPEED) + +/* wPortChange bits */ +#define USB_PORT_STAT_C_CONNECTION 0x0001 +#define USB_PORT_STAT_C_ENABLE 0x0002 +#define USB_PORT_STAT_C_SUSPEND 0x0004 +#define USB_PORT_STAT_C_OVERCURRENT 0x0008 +#define USB_PORT_STAT_C_RESET 0x0010 + +/* wHubCharacteristics (masks) */ +#define HUB_CHAR_LPSM 0x0003 +#define HUB_CHAR_COMPOUND 0x0004 +#define HUB_CHAR_OCPM 0x0018 + +/* + *Hub Status & Hub Change bit masks + */ +#define HUB_STATUS_LOCAL_POWER 0x0001 +#define HUB_STATUS_OVERCURRENT 0x0002 + +#define HUB_CHANGE_LOCAL_POWER 0x0001 +#define HUB_CHANGE_OVERCURRENT 0x0002 + +#endif /*_USB_DEFS_H_ */ diff --git a/include/usb/usbnet.h b/include/usb/usbnet.h new file mode 100644 index 0000000000..77f19603c2 --- /dev/null +++ b/include/usb/usbnet.h @@ -0,0 +1,185 @@ +/* + * USB Networking Link Interface + * + * Copyright (C) 2000-2005 by David Brownell + * Copyright (C) 2003-2005 David Hollis + * + * 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 + */ + +#ifndef __LINUX_USB_USBNET_H +#define __LINUX_USB_USBNET_H + +#include +#include + +/* interface from usbnet core to each USB networking link we handle */ +struct usbnet { + /* housekeeping */ + struct usb_device *udev; + struct usb_interface *intf; + struct driver_info *driver_info; + const char *driver_name; + void *driver_priv; + + /* i/o info: pipes etc */ + unsigned in, out, status; + unsigned maxpacket; + + /* protocol/interface state */ + struct eth_device edev; + struct miiphy_device miiphy; + + int msg_enable; + unsigned long data [5]; + u32 xid; + u32 hard_mtu; /* count any extra framing */ + size_t rx_urb_size; /* size for rx urbs */ + + unsigned long flags; +# define EVENT_TX_HALT 0 +# define EVENT_RX_HALT 1 +# define EVENT_RX_MEMORY 2 +# define EVENT_STS_SPLIT 3 +# define EVENT_LINK_RESET 4 + /* FIXME: Our eth_device should have this, not us! */ + struct device_d dev; +}; + +#if 0 +static inline struct usb_driver *driver_of(struct usb_interface *intf) +{ + return to_usb_driver(intf->dev.driver); +} +#endif + +/* interface from the device/framing level "minidriver" to core */ +struct driver_info { + char *description; + + int flags; +/* framing is CDC Ethernet, not writing ZLPs (hw issues), or optionally: */ +#define FLAG_FRAMING_NC 0x0001 /* guard against device dropouts */ +#define FLAG_FRAMING_GL 0x0002 /* genelink batches packets */ +#define FLAG_FRAMING_Z 0x0004 /* zaurus adds a trailer */ +#define FLAG_FRAMING_RN 0x0008 /* RNDIS batches, plus huge header */ + +#define FLAG_NO_SETINT 0x0010 /* device can't set_interface() */ +#define FLAG_ETHER 0x0020 /* maybe use "eth%d" names */ + +#define FLAG_FRAMING_AX 0x0040 /* AX88772/178 packets */ +#define FLAG_WLAN 0x0080 /* use "wlan%d" names */ + + + /* init device ... can sleep, or cause probe() failure */ + int (*bind)(struct usbnet *); + + /* cleanup device ... can sleep, but can't fail */ + void (*unbind)(struct usbnet *); + + /* reset device ... can sleep */ + int (*reset)(struct usbnet *); + + /* see if peer is connected ... can sleep */ + int (*check_connect)(struct usbnet *); + + /* for status polling */ +// void (*status)(struct usbnet *, struct urb *); + + /* link reset handling, called from defer_kevent */ + int (*link_reset)(struct usbnet *); + + /* fixup rx packet (strip framing) */ + int (*rx_fixup)(struct usbnet *dev, void *buf, int len); + + int (*tx_fixup)(struct usbnet *dev, void *buf, int len, void *nbuf, int *nlen); + + /* early initialization code, can sleep. This is for minidrivers + * having 'subminidrivers' that need to do extra initialization + * right after minidriver have initialized hardware. */ + int (*early_init)(struct usbnet *dev); + + /* called by minidriver when link state changes, state: 0=disconnect, + * 1=connect */ + void (*link_change)(struct usbnet *dev, int state); + + /* for new devices, use the descriptor-reading code instead */ + int in; /* rx endpoint */ + int out; /* tx endpoint */ + + unsigned long data; /* Misc driver specific data */ +}; + +/* Minidrivers are just drivers using the "usbnet" core as a powerful + * network-specific subroutine library ... that happens to do pretty + * much everything except custom framing and chip-specific stuff. + */ +extern int usbnet_probe(struct usb_device *, const struct usb_device_id *); +extern void usbnet_disconnect(struct usb_device *); + + +/* Drivers that reuse some of the standard USB CDC infrastructure + * (notably, using multiple interfaces according to the CDC + * union descriptor) get some helper code. + */ +struct cdc_state { + struct usb_cdc_header_desc *header; + struct usb_cdc_union_desc *u; + struct usb_cdc_ether_desc *ether; + struct usb_interface *control; + struct usb_interface *data; +}; + +extern int usbnet_generic_cdc_bind (struct usbnet *, struct usb_device *); +extern void usbnet_cdc_unbind (struct usbnet *, struct usb_device *); + +/* CDC and RNDIS support the same host-chosen packet filters for IN transfers */ +#define DEFAULT_FILTER (USB_CDC_PACKET_TYPE_BROADCAST \ + |USB_CDC_PACKET_TYPE_ALL_MULTICAST \ + |USB_CDC_PACKET_TYPE_PROMISCUOUS \ + |USB_CDC_PACKET_TYPE_DIRECTED) + + +/* we record the state for each of our queued skbs */ +enum skb_state { + illegal = 0, + tx_start, tx_done, + rx_start, rx_done, rx_cleanup +}; + +struct skb_data { /* skb->cb is one of these */ + struct urb *urb; + struct usbnet *dev; + enum skb_state state; + size_t length; +}; + + +extern int usbnet_get_endpoints(struct usbnet *dev); +#if 0 +extern void usbnet_defer_kevent (struct usbnet *, int); +extern void usbnet_skb_return (struct usbnet *, struct sk_buff *); +extern void usbnet_unlink_rx_urbs(struct usbnet *); + +extern int usbnet_get_settings (struct net_device *net, struct ethtool_cmd *cmd); +extern int usbnet_set_settings (struct net_device *net, struct ethtool_cmd *cmd); +extern u32 usbnet_get_link (struct net_device *net); +extern u32 usbnet_get_msglevel (struct net_device *); +extern void usbnet_set_msglevel (struct net_device *, u32); +extern void usbnet_get_drvinfo (struct net_device *, struct ethtool_drvinfo *); +extern int usbnet_nway_reset(struct net_device *net); +#endif + +#endif /* __LINUX_USB_USBNET_H */ -- cgit v1.2.3