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Move usbnet.h and rndis_host.h to include/linux/usb

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Move headers usbnet.h and rndis_host.h to include/linux/usb and fix includes
for drivers/net/usb modules. Headers are moved because rndis_wlan will be
outside drivers/net/usb in drivers/net/wireless and yet need these headers.

Signed-off-by: Jussi Kivilinna <jussi.kivilinna@mbnet.fi>
Acked-by: David Brownell <dbrownell@users.sourceforge.net>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Jussi Kivilinna 2008-01-26 00:51:45 +02:00 • committed by David S. Miller
parent 039ee17d1b
commit 3692e94f15
13 changed files with 12 additions and 23 deletions
Download patch file Download diff file Expand all files Collapse all files

274
include/linux/usb/rndis_host.h Normal file
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/*
* Host Side support for RNDIS Networking Links
* Copyright (C) 2005 by 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
*/
#ifndef __RNDIS_HOST_H
#define __RNDIS_HOST_H
/*
* CONTROL uses CDC "encapsulated commands" with funky notifications.
* - control-out: SEND_ENCAPSULATED
* - interrupt-in: RESPONSE_AVAILABLE
* - control-in: GET_ENCAPSULATED
*
* We'll try to ignore the RESPONSE_AVAILABLE notifications.
*
* REVISIT some RNDIS implementations seem to have curious issues still
* to be resolved.
*/
struct rndis_msg_hdr {
__le32 msg_type; /* RNDIS_MSG_* */
__le32 msg_len;
// followed by data that varies between messages
__le32 request_id;
__le32 status;
// ... and more
} __attribute__ ((packed));
/* MS-Windows uses this strange size, but RNDIS spec says 1024 minimum */
#define CONTROL_BUFFER_SIZE 1025
/* RNDIS defines an (absurdly huge) 10 second control timeout,
* but ActiveSync seems to use a more usual 5 second timeout
* (which matches the USB 2.0 spec).
*/
#define RNDIS_CONTROL_TIMEOUT_MS (5 * 1000)
#define ccpu2 __constant_cpu_to_le32
#define RNDIS_MSG_COMPLETION ccpu2(0x80000000)
/* codes for "msg_type" field of rndis messages;
* only the data channel uses packet messages (maybe batched);
* everything else goes on the control channel.
*/
#define RNDIS_MSG_PACKET ccpu2(0x00000001) /* 1-N packets */
#define RNDIS_MSG_INIT ccpu2(0x00000002)
#define RNDIS_MSG_INIT_C (RNDIS_MSG_INIT|RNDIS_MSG_COMPLETION)
#define RNDIS_MSG_HALT ccpu2(0x00000003)
#define RNDIS_MSG_QUERY ccpu2(0x00000004)
#define RNDIS_MSG_QUERY_C (RNDIS_MSG_QUERY|RNDIS_MSG_COMPLETION)
#define RNDIS_MSG_SET ccpu2(0x00000005)
#define RNDIS_MSG_SET_C (RNDIS_MSG_SET|RNDIS_MSG_COMPLETION)
#define RNDIS_MSG_RESET ccpu2(0x00000006)
#define RNDIS_MSG_RESET_C (RNDIS_MSG_RESET|RNDIS_MSG_COMPLETION)
#define RNDIS_MSG_INDICATE ccpu2(0x00000007)
#define RNDIS_MSG_KEEPALIVE ccpu2(0x00000008)
#define RNDIS_MSG_KEEPALIVE_C (RNDIS_MSG_KEEPALIVE|RNDIS_MSG_COMPLETION)
/* codes for "status" field of completion messages */
#define RNDIS_STATUS_SUCCESS ccpu2(0x00000000)
#define RNDIS_STATUS_FAILURE ccpu2(0xc0000001)
#define RNDIS_STATUS_INVALID_DATA ccpu2(0xc0010015)
#define RNDIS_STATUS_NOT_SUPPORTED ccpu2(0xc00000bb)
#define RNDIS_STATUS_MEDIA_CONNECT ccpu2(0x4001000b)
#define RNDIS_STATUS_MEDIA_DISCONNECT ccpu2(0x4001000c)
/* codes for OID_GEN_PHYSICAL_MEDIUM */
#define RNDIS_PHYSICAL_MEDIUM_UNSPECIFIED ccpu2(0x00000000)
#define RNDIS_PHYSICAL_MEDIUM_WIRELESS_LAN ccpu2(0x00000001)
#define RNDIS_PHYSICAL_MEDIUM_CABLE_MODEM ccpu2(0x00000002)
#define RNDIS_PHYSICAL_MEDIUM_PHONE_LINE ccpu2(0x00000003)
#define RNDIS_PHYSICAL_MEDIUM_POWER_LINE ccpu2(0x00000004)
#define RNDIS_PHYSICAL_MEDIUM_DSL ccpu2(0x00000005)
#define RNDIS_PHYSICAL_MEDIUM_FIBRE_CHANNEL ccpu2(0x00000006)
#define RNDIS_PHYSICAL_MEDIUM_1394 ccpu2(0x00000007)
#define RNDIS_PHYSICAL_MEDIUM_WIRELESS_WAN ccpu2(0x00000008)
#define RNDIS_PHYSICAL_MEDIUM_MAX ccpu2(0x00000009)
struct rndis_data_hdr {
__le32 msg_type; /* RNDIS_MSG_PACKET */
__le32 msg_len; // rndis_data_hdr + data_len + pad
__le32 data_offset; // 36 -- right after header
__le32 data_len; // ... real packet size
__le32 oob_data_offset; // zero
__le32 oob_data_len; // zero
__le32 num_oob; // zero
__le32 packet_data_offset; // zero
__le32 packet_data_len; // zero
__le32 vc_handle; // zero
__le32 reserved; // zero
} __attribute__ ((packed));
struct rndis_init { /* OUT */
// header and:
__le32 msg_type; /* RNDIS_MSG_INIT */
__le32 msg_len; // 24
__le32 request_id;
__le32 major_version; // of rndis (1.0)
__le32 minor_version;
__le32 max_transfer_size;
} __attribute__ ((packed));
struct rndis_init_c { /* IN */
// header and:
__le32 msg_type; /* RNDIS_MSG_INIT_C */
__le32 msg_len;
__le32 request_id;
__le32 status;
__le32 major_version; // of rndis (1.0)
__le32 minor_version;
__le32 device_flags;
__le32 medium; // zero == 802.3
__le32 max_packets_per_message;
__le32 max_transfer_size;
__le32 packet_alignment; // max 7; (1<<n) bytes
__le32 af_list_offset; // zero
__le32 af_list_size; // zero
} __attribute__ ((packed));
struct rndis_halt { /* OUT (no reply) */
// header and:
__le32 msg_type; /* RNDIS_MSG_HALT */
__le32 msg_len;
__le32 request_id;
} __attribute__ ((packed));
struct rndis_query { /* OUT */
// header and:
__le32 msg_type; /* RNDIS_MSG_QUERY */
__le32 msg_len;
__le32 request_id;
__le32 oid;
__le32 len;
__le32 offset;
/*?*/ __le32 handle; // zero
} __attribute__ ((packed));
struct rndis_query_c { /* IN */
// header and:
__le32 msg_type; /* RNDIS_MSG_QUERY_C */
__le32 msg_len;
__le32 request_id;
__le32 status;
__le32 len;
__le32 offset;
} __attribute__ ((packed));
struct rndis_set { /* OUT */
// header and:
__le32 msg_type; /* RNDIS_MSG_SET */
__le32 msg_len;
__le32 request_id;
__le32 oid;
__le32 len;
__le32 offset;
/*?*/ __le32 handle; // zero
} __attribute__ ((packed));
struct rndis_set_c { /* IN */
// header and:
__le32 msg_type; /* RNDIS_MSG_SET_C */
__le32 msg_len;
__le32 request_id;
__le32 status;
} __attribute__ ((packed));
struct rndis_reset { /* IN */
// header and:
__le32 msg_type; /* RNDIS_MSG_RESET */
__le32 msg_len;
__le32 reserved;
} __attribute__ ((packed));
struct rndis_reset_c { /* OUT */
// header and:
__le32 msg_type; /* RNDIS_MSG_RESET_C */
__le32 msg_len;
__le32 status;
__le32 addressing_lost;
} __attribute__ ((packed));
struct rndis_indicate { /* IN (unrequested) */
// header and:
__le32 msg_type; /* RNDIS_MSG_INDICATE */
__le32 msg_len;
__le32 status;
__le32 length;
__le32 offset;
/**/ __le32 diag_status;
__le32 error_offset;
/**/ __le32 message;
} __attribute__ ((packed));
struct rndis_keepalive { /* OUT (optionally IN) */
// header and:
__le32 msg_type; /* RNDIS_MSG_KEEPALIVE */
__le32 msg_len;
__le32 request_id;
} __attribute__ ((packed));
struct rndis_keepalive_c { /* IN (optionally OUT) */
// header and:
__le32 msg_type; /* RNDIS_MSG_KEEPALIVE_C */
__le32 msg_len;
__le32 request_id;
__le32 status;
} __attribute__ ((packed));
/* NOTE: about 30 OIDs are "mandatory" for peripherals to support ... and
* there are gobs more that may optionally be supported. We'll avoid as much
* of that mess as possible.
*/
#define OID_802_3_PERMANENT_ADDRESS ccpu2(0x01010101)
#define OID_GEN_MAXIMUM_FRAME_SIZE ccpu2(0x00010106)
#define OID_GEN_CURRENT_PACKET_FILTER ccpu2(0x0001010e)
#define OID_GEN_PHYSICAL_MEDIUM ccpu2(0x00010202)
/* packet filter bits used by OID_GEN_CURRENT_PACKET_FILTER */
#define RNDIS_PACKET_TYPE_DIRECTED ccpu2(0x00000001)
#define RNDIS_PACKET_TYPE_MULTICAST ccpu2(0x00000002)
#define RNDIS_PACKET_TYPE_ALL_MULTICAST ccpu2(0x00000004)
#define RNDIS_PACKET_TYPE_BROADCAST ccpu2(0x00000008)
#define RNDIS_PACKET_TYPE_SOURCE_ROUTING ccpu2(0x00000010)
#define RNDIS_PACKET_TYPE_PROMISCUOUS ccpu2(0x00000020)
#define RNDIS_PACKET_TYPE_SMT ccpu2(0x00000040)
#define RNDIS_PACKET_TYPE_ALL_LOCAL ccpu2(0x00000080)
#define RNDIS_PACKET_TYPE_GROUP ccpu2(0x00001000)
#define RNDIS_PACKET_TYPE_ALL_FUNCTIONAL ccpu2(0x00002000)
#define RNDIS_PACKET_TYPE_FUNCTIONAL ccpu2(0x00004000)
#define RNDIS_PACKET_TYPE_MAC_FRAME ccpu2(0x00008000)
/* default filter used with RNDIS devices */
#define RNDIS_DEFAULT_FILTER ( \
RNDIS_PACKET_TYPE_DIRECTED | \
RNDIS_PACKET_TYPE_BROADCAST | \
RNDIS_PACKET_TYPE_ALL_MULTICAST | \
RNDIS_PACKET_TYPE_PROMISCUOUS)
/* Flags to require specific physical medium type for generic_rndis_bind() */
#define FLAG_RNDIS_PHYM_NOT_WIRELESS 0x0001
#define FLAG_RNDIS_PHYM_WIRELESS 0x0002
extern void rndis_status(struct usbnet *dev, struct urb *urb);
extern int rndis_command(struct usbnet *dev, struct rndis_msg_hdr *buf);
extern int
generic_rndis_bind(struct usbnet *dev, struct usb_interface *intf, int flags);
extern void rndis_unbind(struct usbnet *dev, struct usb_interface *intf);
extern int rndis_rx_fixup(struct usbnet *dev, struct sk_buff *skb);
extern struct sk_buff *
rndis_tx_fixup(struct usbnet *dev, struct sk_buff *skb, gfp_t flags);
#endif /* __RNDIS_HOST_H */

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include/linux/usb/usbnet.h Normal file
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/*
* USB Networking Link Interface
*
* Copyright (C) 2000-2005 by David Brownell <dbrownell@users.sourceforge.net>
* Copyright (C) 2003-2005 David Hollis <dhollis@davehollis.com>
*
* 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 __USBNET_H
#define __USBNET_H
/* 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;
wait_queue_head_t *wait;
struct mutex phy_mutex;
unsigned char suspend_count;
/* i/o info: pipes etc */
unsigned in, out;
struct usb_host_endpoint *status;
unsigned maxpacket;
struct timer_list delay;
/* protocol/interface state */
struct net_device *net;
struct net_device_stats stats;
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 */
struct mii_if_info mii;
/* various kinds of pending driver work */
struct sk_buff_head rxq;
struct sk_buff_head txq;
struct sk_buff_head done;
struct urb *interrupt;
struct tasklet_struct bh;
struct work_struct kevent;
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
};
static inline struct usb_driver *driver_of(struct usb_interface *intf)
{
return to_usb_driver(intf->dev.driver);
}
/* 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 *, struct usb_interface *);
/* cleanup device ... can sleep, but can't fail */
void (*unbind)(struct usbnet *, struct usb_interface *);
/* 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, struct sk_buff *skb);
/* fixup tx packet (add framing) */
struct sk_buff *(*tx_fixup)(struct usbnet *dev,
struct sk_buff *skb, gfp_t flags);
/* 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_interface *, const struct usb_device_id *);
extern int usbnet_suspend (struct usb_interface *, pm_message_t );
extern int usbnet_resume (struct usb_interface *);
extern void usbnet_disconnect(struct usb_interface *);
/* 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_interface *);
extern void usbnet_cdc_unbind (struct usbnet *, struct usb_interface *);
/* 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 *, struct usb_interface *);
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);
/* messaging support includes the interface name, so it must not be
* used before it has one ... notably, in minidriver bind() calls.
*/
#ifdef DEBUG
#define devdbg(usbnet, fmt, arg...) \
printk(KERN_DEBUG "%s: " fmt "\n" , (usbnet)->net->name , ## arg)
#else
#define devdbg(usbnet, fmt, arg...) do {} while(0)
#endif
#define deverr(usbnet, fmt, arg...) \
printk(KERN_ERR "%s: " fmt "\n" , (usbnet)->net->name , ## arg)
#define devwarn(usbnet, fmt, arg...) \
printk(KERN_WARNING "%s: " fmt "\n" , (usbnet)->net->name , ## arg)
#define devinfo(usbnet, fmt, arg...) \
printk(KERN_INFO "%s: " fmt "\n" , (usbnet)->net->name , ## arg); \
#endif /* __USBNET_H */