diff options
Diffstat (limited to 'drivers/usb/serial/zte_ev.c')
| -rw-r--r-- | drivers/usb/serial/zte_ev.c | 305 |
1 files changed, 0 insertions, 305 deletions
diff --git a/drivers/usb/serial/zte_ev.c b/drivers/usb/serial/zte_ev.c deleted file mode 100644 index c9bb107d5e5c..000000000000 --- a/drivers/usb/serial/zte_ev.c +++ /dev/null @@ -1,305 +0,0 @@ -/* - * ZTE_EV USB serial driver - * - * Copyright (C) 2012 Greg Kroah-Hartman <gregkh@linuxfoundation.org> - * Copyright (C) 2012 Linux Foundation - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * - * This driver is based on code found in a ZTE_ENV patch that modified - * the usb-serial generic driver. Comments were left in that I think - * show the commands used to talk to the device, but I am not sure. - */ -#include <linux/kernel.h> -#include <linux/tty.h> -#include <linux/slab.h> -#include <linux/module.h> -#include <linux/usb.h> -#include <linux/usb/serial.h> -#include <linux/uaccess.h> - -#define MAX_SETUP_DATA_SIZE 32 - -static void debug_data(struct device *dev, const char *function, int len, - const unsigned char *data, int result) -{ - dev_dbg(dev, "result = %d\n", result); - if (result == len) - dev_dbg(dev, "%s - length = %d, data = %*ph\n", function, - len, len, data); -} - -static int zte_ev_usb_serial_open(struct tty_struct *tty, - struct usb_serial_port *port) -{ - struct usb_device *udev = port->serial->dev; - struct device *dev = &port->dev; - int result = 0; - int len; - unsigned char *buf; - - buf = kmalloc(MAX_SETUP_DATA_SIZE, GFP_KERNEL); - if (!buf) - return -ENOMEM; - - /* send 1st ctl cmd(CTL 21 22 01 00 00 00 00 00) */ - len = 0; - result = usb_control_msg(udev, usb_sndctrlpipe(udev, 0), - 0x22, 0x21, - 0x0001, 0x0000, NULL, len, - USB_CTRL_GET_TIMEOUT); - dev_dbg(dev, "result = %d\n", result); - - /* send 2st cmd and receive data */ - /* - * 16.0 CTL a1 21 00 00 00 00 07 00 CLASS 25.1.0(5) - * 16.0 DI 00 96 00 00 00 00 08 - */ - len = 0x0007; - result = usb_control_msg(udev, usb_rcvctrlpipe(udev, 0), - 0x21, 0xa1, - 0x0000, 0x0000, buf, len, - USB_CTRL_GET_TIMEOUT); - debug_data(dev, __func__, len, buf, result); - - /* send 3rd cmd */ - /* - * 16.0 CTL 21 20 00 00 00 00 07 00 CLASS 30.1.0 - * 16.0 DO 80 25 00 00 00 00 08 .%..... 30.2.0 - */ - len = 0x0007; - buf[0] = 0x80; - buf[1] = 0x25; - buf[2] = 0x00; - buf[3] = 0x00; - buf[4] = 0x00; - buf[5] = 0x00; - buf[6] = 0x08; - result = usb_control_msg(udev, usb_sndctrlpipe(udev, 0), - 0x20, 0x21, - 0x0000, 0x0000, buf, len, - USB_CTRL_GET_TIMEOUT); - debug_data(dev, __func__, len, buf, result); - - /* send 4th cmd */ - /* - * 16.0 CTL 21 22 03 00 00 00 00 00 - */ - len = 0; - result = usb_control_msg(udev, usb_sndctrlpipe(udev, 0), - 0x22, 0x21, - 0x0003, 0x0000, NULL, len, - USB_CTRL_GET_TIMEOUT); - dev_dbg(dev, "result = %d\n", result); - - /* send 5th cmd */ - /* - * 16.0 CTL a1 21 00 00 00 00 07 00 CLASS 33.1.0 - * 16.0 DI 80 25 00 00 00 00 08 - */ - len = 0x0007; - result = usb_control_msg(udev, usb_rcvctrlpipe(udev, 0), - 0x21, 0xa1, - 0x0000, 0x0000, buf, len, - USB_CTRL_GET_TIMEOUT); - debug_data(dev, __func__, len, buf, result); - - /* send 6th cmd */ - /* - * 16.0 CTL 21 20 00 00 00 00 07 00 CLASS 34.1.0 - * 16.0 DO 80 25 00 00 00 00 08 - */ - len = 0x0007; - buf[0] = 0x80; - buf[1] = 0x25; - buf[2] = 0x00; - buf[3] = 0x00; - buf[4] = 0x00; - buf[5] = 0x00; - buf[6] = 0x08; - result = usb_control_msg(udev, usb_sndctrlpipe(udev, 0), - 0x20, 0x21, - 0x0000, 0x0000, buf, len, - USB_CTRL_GET_TIMEOUT); - debug_data(dev, __func__, len, buf, result); - kfree(buf); - - return usb_serial_generic_open(tty, port); -} - -/* - * CTL 21 22 02 00 00 00 00 00 CLASS 338.1.0 - * - * 16.1 DI a1 20 00 00 00 00 02 00 02 00 . ........ 340.1.0 - * 16.0 CTL 21 22 03 00 00 00 00 00 CLASS 341.1.0 - * - * 16.0 CTL a1 21 00 00 00 00 07 00 CLASS 346.1.0(3) - * 16.0 DI 00 08 07 00 00 00 08 ....... 346.2.0 - * - * 16.0 CTL 21 20 00 00 00 00 07 00 CLASS 349.1.0 - * 16.0 DO 00 c2 01 00 00 00 08 ....... 349.2.0 - * - * 16.0 CTL 21 22 03 00 00 00 00 00 CLASS 350.1.0(2) - * - * 16.0 CTL a1 21 00 00 00 00 07 00 CLASS 352.1.0 - * 16.0 DI 00 c2 01 00 00 00 08 ....... 352.2.0 - * - * 16.1 DI a1 20 00 00 00 00 02 00 02 00 . ........ 353.1.0 - * - * 16.0 CTL 21 20 00 00 00 00 07 00 CLASS 354.1.0 - * 16.0 DO 00 c2 01 00 00 00 08 ....... 354.2.0 - * - * 16.0 CTL 21 22 03 00 00 00 00 00 -*/ - -static void zte_ev_usb_serial_close(struct usb_serial_port *port) -{ - struct usb_device *udev = port->serial->dev; - struct device *dev = &port->dev; - int result = 0; - int len; - unsigned char *buf; - - buf = kmalloc(MAX_SETUP_DATA_SIZE, GFP_KERNEL); - if (!buf) - return; - - /* send 1st ctl cmd(CTL 21 22 02 00 00 00 00 00) */ - len = 0; - result = usb_control_msg(udev, usb_sndctrlpipe(udev, 0), - 0x22, 0x21, - 0x0002, 0x0000, NULL, len, - USB_CTRL_GET_TIMEOUT); - dev_dbg(dev, "result = %d\n", result); - - /* send 2st ctl cmd(CTL 21 22 03 00 00 00 00 00 ) */ - len = 0; - result = usb_control_msg(udev, usb_sndctrlpipe(udev, 0), - 0x22, 0x21, - 0x0003, 0x0000, NULL, len, - USB_CTRL_GET_TIMEOUT); - dev_dbg(dev, "result = %d\n", result); - - /* send 3st cmd and recieve data */ - /* - * 16.0 CTL a1 21 00 00 00 00 07 00 CLASS 25.1.0(5) - * 16.0 DI 00 08 07 00 00 00 08 - */ - len = 0x0007; - result = usb_control_msg(udev, usb_rcvctrlpipe(udev, 0), - 0x21, 0xa1, - 0x0000, 0x0000, buf, len, - USB_CTRL_GET_TIMEOUT); - debug_data(dev, __func__, len, buf, result); - - /* send 4th cmd */ - /* - * 16.0 CTL 21 20 00 00 00 00 07 00 CLASS 30.1.0 - * 16.0 DO 00 c2 01 00 00 00 08 .%..... 30.2.0 - */ - len = 0x0007; - buf[0] = 0x00; - buf[1] = 0xc2; - buf[2] = 0x01; - buf[3] = 0x00; - buf[4] = 0x00; - buf[5] = 0x00; - buf[6] = 0x08; - result = usb_control_msg(udev, usb_sndctrlpipe(udev, 0), - 0x20, 0x21, - 0x0000, 0x0000, buf, len, - USB_CTRL_GET_TIMEOUT); - debug_data(dev, __func__, len, buf, result); - - /* send 5th cmd */ - /* - * 16.0 CTL 21 22 03 00 00 00 00 00 - */ - len = 0; - result = usb_control_msg(udev, usb_sndctrlpipe(udev, 0), - 0x22, 0x21, - 0x0003, 0x0000, NULL, len, - USB_CTRL_GET_TIMEOUT); - dev_dbg(dev, "result = %d\n", result); - - /* send 6th cmd */ - /* - * 16.0 CTL a1 21 00 00 00 00 07 00 CLASS 33.1.0 - * 16.0 DI 00 c2 01 00 00 00 08 - */ - len = 0x0007; - result = usb_control_msg(udev, usb_rcvctrlpipe(udev, 0), - 0x21, 0xa1, - 0x0000, 0x0000, buf, len, - USB_CTRL_GET_TIMEOUT); - debug_data(dev, __func__, len, buf, result); - - /* send 7th cmd */ - /* - * 16.0 CTL 21 20 00 00 00 00 07 00 CLASS 354.1.0 - * 16.0 DO 00 c2 01 00 00 00 08 ....... 354.2.0 - */ - len = 0x0007; - buf[0] = 0x00; - buf[1] = 0xc2; - buf[2] = 0x01; - buf[3] = 0x00; - buf[4] = 0x00; - buf[5] = 0x00; - buf[6] = 0x08; - result = usb_control_msg(udev, usb_sndctrlpipe(udev, 0), - 0x20, 0x21, - 0x0000, 0x0000, buf, len, - USB_CTRL_GET_TIMEOUT); - debug_data(dev, __func__, len, buf, result); - - /* send 8th cmd */ - /* - * 16.0 CTL 21 22 03 00 00 00 00 00 - */ - len = 0; - result = usb_control_msg(udev, usb_sndctrlpipe(udev, 0), - 0x22, 0x21, - 0x0003, 0x0000, NULL, len, - USB_CTRL_GET_TIMEOUT); - dev_dbg(dev, "result = %d\n", result); - - kfree(buf); - - usb_serial_generic_close(port); -} - -static const struct usb_device_id id_table[] = { - { USB_DEVICE(0x19d2, 0xffec) }, - { USB_DEVICE(0x19d2, 0xffee) }, - { USB_DEVICE(0x19d2, 0xfff6) }, - { USB_DEVICE(0x19d2, 0xfff7) }, - { USB_DEVICE(0x19d2, 0xfff8) }, - { USB_DEVICE(0x19d2, 0xfff9) }, - { USB_DEVICE(0x19d2, 0xfffb) }, - { USB_DEVICE(0x19d2, 0xfffc) }, - /* MG880 */ - { USB_DEVICE(0x19d2, 0xfffd) }, - { }, -}; -MODULE_DEVICE_TABLE(usb, id_table); - -static struct usb_serial_driver zio_device = { - .driver = { - .owner = THIS_MODULE, - .name = "zte_ev", - }, - .id_table = id_table, - .num_ports = 1, - .open = zte_ev_usb_serial_open, - .close = zte_ev_usb_serial_close, -}; - -static struct usb_serial_driver * const serial_drivers[] = { - &zio_device, NULL -}; - -module_usb_serial_driver(serial_drivers, id_table); -MODULE_LICENSE("GPL v2"); |