459 lines
14 KiB
C
Executable File
459 lines
14 KiB
C
Executable File
/*===========================================================================
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FILE:
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Structs.h
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DESCRIPTION:
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Declaration of structures used by the Qualcomm Linux USB Network driver
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FUNCTIONS:
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none
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Copyright (c) 2011, Code Aurora Forum. All rights reserved.
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Redistribution and use in source and binary forms, with or without
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modification, are permitted provided that the following conditions are met:
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* Redistributions of source code must retain the above copyright
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notice, this list of conditions and the following disclaimer.
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* Redistributions in binary form must reproduce the above copyright
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notice, this list of conditions and the following disclaimer in the
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documentation and/or other materials provided with the distribution.
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* Neither the name of Code Aurora Forum nor
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the names of its contributors may be used to endorse or promote
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products derived from this software without specific prior written
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permission.
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THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
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AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
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LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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POSSIBILITY OF SUCH DAMAGE.
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===========================================================================*/
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//---------------------------------------------------------------------------
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// Pragmas
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//---------------------------------------------------------------------------
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#pragma once
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//---------------------------------------------------------------------------
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// Include Files
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//---------------------------------------------------------------------------
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#include <linux/etherdevice.h>
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#include <linux/ethtool.h>
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#include <linux/mii.h>
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#include <linux/usb.h>
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#include <linux/version.h>
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#include <linux/cdev.h>
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#include <linux/kthread.h>
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#include <linux/poll.h>
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#include <linux/completion.h>
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#define QUECTEL_WWAN_QMAP 8
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#ifdef QUECTEL_WWAN_QMAP
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#define QUECTEL_QMAP_MUX_ID 0x81
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#endif
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#if (LINUX_VERSION_CODE <= KERNEL_VERSION( 2,6,21 ))
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static inline void skb_reset_mac_header(struct sk_buff *skb)
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{
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skb->mac.raw = skb->data;
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}
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#endif
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#if (LINUX_VERSION_CODE <= KERNEL_VERSION( 2,6,22 ))
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#define bool u8
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#ifndef URB_FREE_BUFFER
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#define URB_FREE_BUFFER_BY_SELF //usb_free_urb will not free, should free by self
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#define URB_FREE_BUFFER 0x0100 /* Free transfer buffer with the URB */
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#endif
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/**
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* usb_endpoint_type - get the endpoint's transfer type
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* @epd: endpoint to be checked
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*
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* Returns one of USB_ENDPOINT_XFER_{CONTROL, ISOC, BULK, INT} according
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* to @epd's transfer type.
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*/
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static inline int usb_endpoint_type(const struct usb_endpoint_descriptor *epd)
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{
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return epd->bmAttributes & USB_ENDPOINT_XFERTYPE_MASK;
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}
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#endif
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#if (LINUX_VERSION_CODE <= KERNEL_VERSION( 2,6,18 ))
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/**
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* usb_endpoint_dir_in - check if the endpoint has IN direction
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* @epd: endpoint to be checked
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*
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* Returns true if the endpoint is of type IN, otherwise it returns false.
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*/
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static inline int usb_endpoint_dir_in(const struct usb_endpoint_descriptor *epd)
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{
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return ((epd->bEndpointAddress & USB_ENDPOINT_DIR_MASK) == USB_DIR_IN);
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}
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/**
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* usb_endpoint_dir_out - check if the endpoint has OUT direction
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* @epd: endpoint to be checked
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*
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* Returns true if the endpoint is of type OUT, otherwise it returns false.
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*/
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static inline int usb_endpoint_dir_out(
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const struct usb_endpoint_descriptor *epd)
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{
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return ((epd->bEndpointAddress & USB_ENDPOINT_DIR_MASK) == USB_DIR_OUT);
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}
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/**
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* usb_endpoint_xfer_int - check if the endpoint has interrupt transfer type
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* @epd: endpoint to be checked
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*
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* Returns true if the endpoint is of type interrupt, otherwise it returns
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* false.
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*/
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static inline int usb_endpoint_xfer_int(
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const struct usb_endpoint_descriptor *epd)
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{
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return ((epd->bmAttributes & USB_ENDPOINT_XFERTYPE_MASK) ==
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USB_ENDPOINT_XFER_INT);
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}
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static inline int usb_autopm_set_interface(struct usb_interface *intf)
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{ return 0; }
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static inline int usb_autopm_get_interface(struct usb_interface *intf)
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{ return 0; }
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static inline int usb_autopm_get_interface_async(struct usb_interface *intf)
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{ return 0; }
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static inline void usb_autopm_put_interface(struct usb_interface *intf)
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{ }
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static inline void usb_autopm_put_interface_async(struct usb_interface *intf)
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{ }
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static inline void usb_autopm_enable(struct usb_interface *intf)
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{ }
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static inline void usb_autopm_disable(struct usb_interface *intf)
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{ }
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static inline void usb_mark_last_busy(struct usb_device *udev)
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{ }
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#endif
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#if (LINUX_VERSION_CODE <= KERNEL_VERSION( 2,6,24 ))
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#include "usbnet.h"
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#else
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#include <linux/usb/usbnet.h>
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#endif
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#if (LINUX_VERSION_CODE > KERNEL_VERSION( 2,6,25 ))
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#include <linux/fdtable.h>
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#else
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#include <linux/file.h>
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#endif
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// Used in recursion, defined later below
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struct sGobiUSBNet;
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/*=========================================================================*/
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// Struct sReadMemList
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//
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// Structure that defines an entry in a Read Memory linked list
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/*=========================================================================*/
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typedef struct sReadMemList
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{
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/* Data buffer */
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void * mpData;
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/* Transaction ID */
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u16 mTransactionID;
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/* Size of data buffer */
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u16 mDataSize;
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/* Next entry in linked list */
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struct sReadMemList * mpNext;
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} sReadMemList;
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/*=========================================================================*/
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// Struct sNotifyList
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//
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// Structure that defines an entry in a Notification linked list
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/*=========================================================================*/
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typedef struct sNotifyList
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{
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/* Function to be run when data becomes available */
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void (* mpNotifyFunct)(struct sGobiUSBNet *, u16, void *);
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/* Transaction ID */
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u16 mTransactionID;
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/* Data to provide as parameter to mpNotifyFunct */
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void * mpData;
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/* Next entry in linked list */
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struct sNotifyList * mpNext;
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} sNotifyList;
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/*=========================================================================*/
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// Struct sURBList
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//
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// Structure that defines an entry in a URB linked list
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/*=========================================================================*/
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typedef struct sURBList
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{
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/* The current URB */
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struct urb * mpURB;
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/* Next entry in linked list */
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struct sURBList * mpNext;
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} sURBList;
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/*=========================================================================*/
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// Struct sClientMemList
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//
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// Structure that defines an entry in a Client Memory linked list
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// Stores data specific to a Service Type and Client ID
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/*=========================================================================*/
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typedef struct sClientMemList
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{
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/* Client ID for this Client */
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u16 mClientID;
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/* Linked list of Read entries */
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/* Stores data read from device before sending to client */
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sReadMemList * mpList;
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/* Linked list of Notification entries */
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/* Stores notification functions to be run as data becomes
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available or the device is removed */
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sNotifyList * mpReadNotifyList;
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/* Linked list of URB entries */
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/* Stores pointers to outstanding URBs which need canceled
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when the client is deregistered or the device is removed */
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sURBList * mpURBList;
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/* Next entry in linked list */
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struct sClientMemList * mpNext;
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/* Wait queue object for poll() */
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wait_queue_head_t mWaitQueue;
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} sClientMemList;
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/*=========================================================================*/
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// Struct sURBSetupPacket
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//
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// Structure that defines a USB Setup packet for Control URBs
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// Taken from USB CDC specifications
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/*=========================================================================*/
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typedef struct sURBSetupPacket
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{
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/* Request type */
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u8 mRequestType;
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/* Request code */
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u8 mRequestCode;
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/* Value */
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u16 mValue;
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/* Index */
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u16 mIndex;
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/* Length of Control URB */
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u16 mLength;
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} sURBSetupPacket;
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// Common value for sURBSetupPacket.mLength
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#define DEFAULT_READ_URB_LENGTH 0x1000
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#ifdef CONFIG_PM
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#if (LINUX_VERSION_CODE < KERNEL_VERSION( 2,6,29 ))
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/*=========================================================================*/
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// Struct sAutoPM
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//
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// Structure used to manage AutoPM thread which determines whether the
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// device is in use or may enter autosuspend. Also submits net
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// transmissions asynchronously.
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/*=========================================================================*/
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typedef struct sAutoPM
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{
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/* Thread for atomic autopm function */
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struct task_struct * mpThread;
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/* Signal for completion when it's time for the thread to work */
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struct completion mThreadDoWork;
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/* Time to exit? */
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bool mbExit;
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/* List of URB's queued to be sent to the device */
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sURBList * mpURBList;
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/* URB list lock (for adding and removing elements) */
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spinlock_t mURBListLock;
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/* Length of the URB list */
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atomic_t mURBListLen;
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/* Active URB */
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struct urb * mpActiveURB;
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/* Active URB lock (for adding and removing elements) */
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spinlock_t mActiveURBLock;
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/* Duplicate pointer to USB device interface */
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struct usb_interface * mpIntf;
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} sAutoPM;
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#endif
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#endif /* CONFIG_PM */
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/*=========================================================================*/
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// Struct sQMIDev
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//
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// Structure that defines the data for the QMI device
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/*=========================================================================*/
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typedef struct sQMIDev
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{
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/* Device number */
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dev_t mDevNum;
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/* Device class */
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struct class * mpDevClass;
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/* cdev struct */
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struct cdev mCdev;
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/* is mCdev initialized? */
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bool mbCdevIsInitialized;
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/* Pointer to read URB */
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struct urb * mpReadURB;
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//#define READ_QMI_URB_ERROR
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#ifdef READ_QMI_URB_ERROR
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struct timer_list mReadUrbTimer;
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#endif
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/* Read setup packet */
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sURBSetupPacket * mpReadSetupPacket;
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/* Read buffer attached to current read URB */
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void * mpReadBuffer;
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/* Inturrupt URB */
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/* Used to asynchronously notify when read data is available */
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struct urb * mpIntURB;
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/* Buffer used by Inturrupt URB */
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void * mpIntBuffer;
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/* Pointer to memory linked list for all clients */
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sClientMemList * mpClientMemList;
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/* Spinlock for client Memory entries */
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spinlock_t mClientMemLock;
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/* Transaction ID associated with QMICTL "client" */
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atomic_t mQMICTLTransactionID;
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} sQMIDev;
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/*=========================================================================*/
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// Struct sGobiUSBNet
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//
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// Structure that defines the data associated with the Qualcomm USB device
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/*=========================================================================*/
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typedef struct sGobiUSBNet
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{
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atomic_t refcount;
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/* Net device structure */
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struct usbnet * mpNetDev;
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#ifdef QUECTEL_WWAN_QMAP
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int m_qmap_mode;
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struct net_device *mpQmapNetDev[QUECTEL_WWAN_QMAP];
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#ifdef CONFIG_BRIDGE
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int m_qmap_bridge_mode[QUECTEL_WWAN_QMAP];
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#endif
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#endif
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#if 1 //def DATA_MODE_RP
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bool mbMdm9x07;
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bool mbMdm9x06; //for BG96
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/* QMI "device" work in IP Mode or ETH Mode */
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bool mbRawIPMode;
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#ifdef CONFIG_BRIDGE
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int m_bridge_mode;
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uint m_bridge_ipv4;
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unsigned char mHostMAC[6];
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#endif
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int m_qcrmcall_mode;
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#endif
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struct completion mQMIReadyCompletion;
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bool mbQMIReady;
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/* Usb device interface */
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struct usb_interface * mpIntf;
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/* Pointers to usbnet_open and usbnet_stop functions */
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int (* mpUSBNetOpen)(struct net_device *);
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int (* mpUSBNetStop)(struct net_device *);
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/* Reason(s) why interface is down */
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/* Used by Gobi*DownReason */
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unsigned long mDownReason;
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#define NO_NDIS_CONNECTION 0
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#define CDC_CONNECTION_SPEED 1
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#define DRIVER_SUSPENDED 2
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#define NET_IFACE_STOPPED 3
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/* QMI "device" status */
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bool mbQMIValid;
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bool mbDeregisterQMIDevice;
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/* QMI "device" memory */
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sQMIDev mQMIDev;
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/* Device MEID */
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char mMEID[14];
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#ifdef CONFIG_PM
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#if (LINUX_VERSION_CODE < KERNEL_VERSION( 2,6,29 ))
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/* AutoPM thread */
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sAutoPM mAutoPM;
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#endif
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#endif /* CONFIG_PM */
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} sGobiUSBNet;
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/*=========================================================================*/
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// Struct sQMIFilpStorage
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//
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// Structure that defines the storage each file handle contains
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// Relates the file handle to a client
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/*=========================================================================*/
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typedef struct sQMIFilpStorage
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{
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/* Client ID */
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u16 mClientID;
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/* Device pointer */
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sGobiUSBNet * mpDev;
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} sQMIFilpStorage;
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