diff options
Diffstat (limited to 'drivers/usb/serial')
31 files changed, 1169 insertions, 990 deletions
diff --git a/drivers/usb/serial/Kconfig b/drivers/usb/serial/Kconfig index 43d6db696f9..99fefed7791 100644 --- a/drivers/usb/serial/Kconfig +++ b/drivers/usb/serial/Kconfig @@ -92,6 +92,16 @@ config USB_SERIAL_BELKIN To compile this driver as a module, choose M here: the module will be called belkin_sa. +config USB_SERIAL_CH341 + tristate "USB Winchiphead CH341 Single Port Serial Driver" + depends on USB_SERIAL + help + Say Y here if you want to use a Winchiphead CH341 single port + USB to serial adapter. + + To compile this driver as a module, choose M here: the + module will be called ch341. + config USB_SERIAL_WHITEHEAT tristate "USB ConnectTech WhiteHEAT Serial Driver" depends on USB_SERIAL diff --git a/drivers/usb/serial/Makefile b/drivers/usb/serial/Makefile index 07a976eca6b..d6fb384e52b 100644 --- a/drivers/usb/serial/Makefile +++ b/drivers/usb/serial/Makefile @@ -15,6 +15,7 @@ obj-$(CONFIG_USB_SERIAL_AIRCABLE) += aircable.o obj-$(CONFIG_USB_SERIAL_AIRPRIME) += airprime.o obj-$(CONFIG_USB_SERIAL_ARK3116) += ark3116.o obj-$(CONFIG_USB_SERIAL_BELKIN) += belkin_sa.o +obj-$(CONFIG_USB_SERIAL_CH341) += ch341.o obj-$(CONFIG_USB_SERIAL_CP2101) += cp2101.o obj-$(CONFIG_USB_SERIAL_CYBERJACK) += cyberjack.o obj-$(CONFIG_USB_SERIAL_CYPRESS_M8) += cypress_m8.o diff --git a/drivers/usb/serial/airprime.c b/drivers/usb/serial/airprime.c index cff6fd190a2..77bb893bf2e 100644 --- a/drivers/usb/serial/airprime.c +++ b/drivers/usb/serial/airprime.c @@ -18,7 +18,6 @@ static struct usb_device_id id_table [] = { { USB_DEVICE(0x0c88, 0x17da) }, /* Kyocera Wireless KPC650/Passport */ - { USB_DEVICE(0x413c, 0x8115) }, /* Dell Wireless HSDPA 5500 */ { }, }; MODULE_DEVICE_TABLE(usb, id_table); diff --git a/drivers/usb/serial/ark3116.c b/drivers/usb/serial/ark3116.c index c9fd486c1c7..2a8e537cb04 100644 --- a/drivers/usb/serial/ark3116.c +++ b/drivers/usb/serial/ark3116.c @@ -172,11 +172,6 @@ static void ark3116_set_termios(struct usb_serial_port *port, dbg("%s - port %d", __FUNCTION__, port->number); - if (!port->tty || !port->tty->termios) { - dbg("%s - no tty structures", __FUNCTION__); - return; - } - spin_lock_irqsave(&priv->lock, flags); if (!priv->termios_initialized) { *(port->tty->termios) = tty_std_termios; diff --git a/drivers/usb/serial/belkin_sa.c b/drivers/usb/serial/belkin_sa.c index e67ce25f751..86724e88570 100644 --- a/drivers/usb/serial/belkin_sa.c +++ b/drivers/usb/serial/belkin_sa.c @@ -383,6 +383,10 @@ static void belkin_sa_set_termios (struct usb_serial_port *port, struct ktermios } baud = tty_get_baud_rate(port->tty); + if (baud == 0) { + dbg("%s - tty_get_baud_rate says 0 baud", __FUNCTION__); + return; + } urb_value = BELKIN_SA_BAUD(baud); /* Clip to maximum speed */ if (urb_value == 0) diff --git a/drivers/usb/serial/bus.c b/drivers/usb/serial/bus.c index c08a38402b9..0b14aea8ebd 100644 --- a/drivers/usb/serial/bus.c +++ b/drivers/usb/serial/bus.c @@ -36,6 +36,16 @@ static int usb_serial_device_match (struct device *dev, struct device_driver *dr return 0; } +static ssize_t show_port_number(struct device *dev, + struct device_attribute *attr, char *buf) +{ + struct usb_serial_port *port = to_usb_serial_port(dev); + + return sprintf(buf, "%d\n", port->number - port->serial->minor); +} + +static DEVICE_ATTR(port_number, S_IRUGO, show_port_number, NULL); + static int usb_serial_device_probe (struct device *dev) { struct usb_serial_driver *driver; @@ -62,6 +72,10 @@ static int usb_serial_device_probe (struct device *dev) goto exit; } + retval = device_create_file(dev, &dev_attr_port_number); + if (retval) + goto exit; + minor = port->number; tty_register_device (usb_serial_tty_driver, minor, dev); dev_info(&port->serial->dev->dev, @@ -84,6 +98,8 @@ static int usb_serial_device_remove (struct device *dev) return -ENODEV; } + device_remove_file(&port->dev, &dev_attr_port_number); + driver = port->serial->type; if (driver->port_remove) { if (!try_module_get(driver->driver.owner)) { @@ -138,7 +154,7 @@ static void free_dynids(struct usb_serial_driver *drv) static struct driver_attribute drv_attrs[] = { __ATTR_NULL, }; -static inline void free_dynids(struct usb_driver *drv) +static inline void free_dynids(struct usb_serial_driver *drv) { } #endif diff --git a/drivers/usb/serial/ch341.c b/drivers/usb/serial/ch341.c new file mode 100644 index 00000000000..6b252ceb39a --- /dev/null +++ b/drivers/usb/serial/ch341.c @@ -0,0 +1,354 @@ +/* + * Copyright 2007, Frank A Kingswood <frank@kingswood-consulting.co.uk> + * + * ch341.c implements a serial port driver for the Winchiphead CH341. + * + * The CH341 device can be used to implement an RS232 asynchronous + * serial port, an IEEE-1284 parallel printer port or a memory-like + * interface. In all cases the CH341 supports an I2C interface as well. + * This driver only supports the asynchronous serial interface. + * + * 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. + */ + +#include <linux/kernel.h> +#include <linux/init.h> +#include <linux/tty.h> +#include <linux/module.h> +#include <linux/usb.h> +#include <linux/usb/serial.h> +#include <linux/serial.h> + +#define DEFAULT_BAUD_RATE 2400 +#define DEFAULT_TIMEOUT 1000 + +static int debug; + +static struct usb_device_id id_table [] = { + { USB_DEVICE(0x4348, 0x5523) }, + { }, +}; +MODULE_DEVICE_TABLE(usb, id_table); + +struct ch341_private { + unsigned baud_rate; + u8 dtr; + u8 rts; +}; + +static int ch341_control_out(struct usb_device *dev, u8 request, + u16 value, u16 index) +{ + int r; + dbg("ch341_control_out(%02x,%02x,%04x,%04x)", USB_DIR_OUT|0x40, + (int)request, (int)value, (int)index); + + r = usb_control_msg(dev, usb_sndctrlpipe(dev, 0), request, + USB_TYPE_VENDOR | USB_RECIP_DEVICE | USB_DIR_OUT, + value, index, NULL, 0, DEFAULT_TIMEOUT); + + return r; +} + +static int ch341_control_in(struct usb_device *dev, + u8 request, u16 value, u16 index, + char *buf, unsigned bufsize) +{ + int r; + dbg("ch341_control_in(%02x,%02x,%04x,%04x,%p,%u)", USB_DIR_IN|0x40, + (int)request, (int)value, (int)index, buf, (int)bufsize); + + r = usb_control_msg(dev, usb_rcvctrlpipe(dev, 0), request, + USB_TYPE_VENDOR | USB_RECIP_DEVICE | USB_DIR_IN, + value, index, buf, bufsize, DEFAULT_TIMEOUT); + return r; +} + +static int ch341_set_baudrate(struct usb_device *dev, + struct ch341_private *priv) +{ + short a, b; + int r; + + dbg("ch341_set_baudrate(%d)", priv->baud_rate); + switch (priv->baud_rate) { + case 2400: + a = 0xd901; + b = 0x0038; + break; + case 4800: + a = 0x6402; + b = 0x001f; + break; + case 9600: + a = 0xb202; + b = 0x0013; + break; + case 19200: + a = 0xd902; + b = 0x000d; + break; + case 38400: + a = 0x6403; + b = 0x000a; + break; + case 115200: + a = 0xcc03; + b = 0x0008; + break; + default: + return -EINVAL; + } + + r = ch341_control_out(dev, 0x9a, 0x1312, a); + if (!r) + r = ch341_control_out(dev, 0x9a, 0x0f2c, b); + + return r; +} + +static int ch341_set_handshake(struct usb_device *dev, + struct ch341_private *priv) +{ + dbg("ch341_set_handshake(%d,%d)", priv->dtr, priv->rts); + return ch341_control_out(dev, 0xa4, + ~((priv->dtr?1<<5:0)|(priv->rts?1<<6:0)), 0); +} + +static int ch341_get_status(struct usb_device *dev) +{ + char *buffer; + int r; + const unsigned size = 8; + + dbg("ch341_get_status()"); + + buffer = kmalloc(size, GFP_KERNEL); + if (!buffer) + return -ENOMEM; + + r = ch341_control_in(dev, 0x95, 0x0706, 0, buffer, size); + if ( r < 0) + goto out; + + /* Not having the datasheet for the CH341, we ignore the bytes returned + * from the device. Return error if the device did not respond in time. + */ + r = 0; + +out: kfree(buffer); + return r; +} + +/* -------------------------------------------------------------------------- */ + +static int ch341_configure(struct usb_device *dev, struct ch341_private *priv) +{ + char *buffer; + int r; + const unsigned size = 8; + + dbg("ch341_configure()"); + + buffer = kmalloc(size, GFP_KERNEL); + if (!buffer) + return -ENOMEM; + + /* expect two bytes 0x27 0x00 */ + r = ch341_control_in(dev, 0x5f, 0, 0, buffer, size); + if (r < 0) + goto out; + + r = ch341_control_out(dev, 0xa1, 0, 0); + if (r < 0) + goto out; + + r = ch341_set_baudrate(dev, priv); + if (r < 0) + goto out; + + /* expect two bytes 0x56 0x00 */ + r = ch341_control_in(dev, 0x95, 0x2518, 0, buffer, size); + if (r < 0) + goto out; + + r = ch341_control_out(dev, 0x9a, 0x2518, 0x0050); + if (r < 0) + goto out; + + /* expect 0xff 0xee */ + r = ch341_get_status(dev); + if (r < 0) + goto out; + + r = ch341_control_out(dev, 0xa1, 0x501f, 0xd90a); + if (r < 0) + goto out; + + r = ch341_set_baudrate(dev, priv); + if (r < 0) + goto out; + + r = ch341_set_handshake(dev, priv); + if (r < 0) + goto out; + + /* expect 0x9f 0xee */ + r = ch341_get_status(dev); + +out: kfree(buffer); + return r; +} + +/* allocate private data */ +static int ch341_attach(struct usb_serial *serial) +{ + struct ch341_private *priv; + int r; + + dbg("ch341_attach()"); + + /* private data */ + priv = kzalloc(sizeof(struct ch341_private), GFP_KERNEL); + if (!priv) + return -ENOMEM; + + priv->baud_rate = DEFAULT_BAUD_RATE; + priv->dtr = 1; + priv->rts = 1; + + r = ch341_configure(serial->dev, priv); + if (r < 0) + goto error; + + usb_set_serial_port_data(serial->port[0], priv); + return 0; + +error: kfree(priv); + return r; +} + +/* open this device, set default parameters */ +static int ch341_open(struct usb_serial_port *port, struct file *filp) +{ + struct usb_serial *serial = port->serial; + struct ch341_private *priv = usb_get_serial_port_data(serial->port[0]); + int r; + + dbg("ch341_open()"); + + priv->baud_rate = DEFAULT_BAUD_RATE; + priv->dtr = 1; + priv->rts = 1; + + r = ch341_configure(serial->dev, priv); + if (r) + goto out; + + r = ch341_set_handshake(serial->dev, priv); + if (r) + goto out; + + r = ch341_set_baudrate(serial->dev, priv); + if (r) + goto out; + + r = usb_serial_generic_open(port, filp); + +out: return r; +} + +/* Old_termios contains the original termios settings and + * tty->termios contains the new setting to be used. + */ +static void ch341_set_termios(struct usb_serial_port *port, + struct ktermios *old_termios) +{ + struct ch341_private *priv = usb_get_serial_port_data(port); + struct tty_struct *tty = port->tty; + unsigned baud_rate; + + dbg("ch341_set_termios()"); + + if (!tty || !tty->termios) + return; + + baud_rate = tty_get_baud_rate(tty); + + switch (baud_rate) { + case 2400: + case 4800: + case 9600: + case 19200: + case 38400: + case 115200: + priv->baud_rate = baud_rate; + break; + default: + dbg("Rate %d not supported, using %d", + baud_rate, DEFAULT_BAUD_RATE); + priv->baud_rate = DEFAULT_BAUD_RATE; + } + + ch341_set_baudrate(port->serial->dev, priv); + + /* Unimplemented: + * (cflag & CSIZE) : data bits [5, 8] + * (cflag & PARENB) : parity {NONE, EVEN, ODD} + * (cflag & CSTOPB) : stop bits [1, 2] + */ +} + +static struct usb_driver ch341_driver = { + .name = "ch341", + .probe = usb_serial_probe, + .disconnect = usb_serial_disconnect, + .id_table = id_table, + .no_dynamic_id = 1, +}; + +static struct usb_serial_driver ch341_device = { + .driver = { + .owner = THIS_MODULE, + .name = "ch341-uart", + }, + .id_table = id_table, + .usb_driver = &ch341_driver, + .num_interrupt_in = NUM_DONT_CARE, + .num_bulk_in = 1, + .num_bulk_out = 1, + .num_ports = 1, + .open = ch341_open, + .set_termios = ch341_set_termios, + .attach = ch341_attach, +}; + +static int __init ch341_init(void) +{ + int retval; + + retval = usb_serial_register(&ch341_device); + if (retval) + return retval; + retval = usb_register(&ch341_driver); + if (retval) + usb_serial_deregister(&ch341_device); + return retval; +} + +static void __exit ch341_exit(void) +{ + usb_deregister(&ch341_driver); + usb_serial_deregister(&ch341_device); +} + +module_init(ch341_init); +module_exit(ch341_exit); +MODULE_LICENSE("GPL"); + +module_param(debug, bool, S_IRUGO | S_IWUSR); +MODULE_PARM_DESC(debug, "Debug enabled or not"); + +/* EOF ch341.c */ diff --git a/drivers/usb/serial/cp2101.c b/drivers/usb/serial/cp2101.c index e831cb7f64f..eb7df1835c1 100644 --- a/drivers/usb/serial/cp2101.c +++ b/drivers/usb/serial/cp2101.c @@ -53,6 +53,7 @@ static void cp2101_shutdown(struct usb_serial*); static int debug; static struct usb_device_id id_table [] = { + { USB_DEVICE(0x08e6, 0x5501) }, /* Gemalto Prox-PU/CU contactless smartcard reader */ { USB_DEVICE(0x0FCF, 0x1003) }, /* Dynastream ANT development board */ { USB_DEVICE(0x10A6, 0xAA26) }, /* Knock-off DCU-11 cable */ { USB_DEVICE(0x10AB, 0x10C5) }, /* Siemens MC60 Cable */ @@ -356,7 +357,7 @@ static void cp2101_get_termios (struct usb_serial_port *port) dbg("%s - port %d", __FUNCTION__, port->number); - if ((!port->tty) || (!port->tty->termios)) { + if (!port->tty || !port->tty->termios) { dbg("%s - no tty structures", __FUNCTION__); return; } @@ -521,55 +522,40 @@ static void cp2101_set_termios (struct usb_serial_port *port, dbg("%s - port %d", __FUNCTION__, port->number); - if ((!port->tty) || (!port->tty->termios)) { + if (!port->tty || !port->tty->termios) { dbg("%s - no tty structures", __FUNCTION__); return; } cflag = port->tty->termios->c_cflag; - - /* Check that they really want us to change something */ - if (old_termios) { - if ((cflag == old_termios->c_cflag) && - (RELEVANT_IFLAG(port->tty->termios->c_iflag) - == RELEVANT_IFLAG(old_termios->c_iflag))) { - dbg("%s - nothing to change...", __FUNCTION__); - return; - } - - old_cflag = old_termios->c_cflag; - } + old_cflag = old_termios->c_cflag; + baud = tty_get_baud_rate(port->tty); /* If the baud rate is to be updated*/ - if ((cflag & CBAUD) != (old_cflag & CBAUD)) { - switch (cflag & CBAUD) { - /* - * The baud rates which are commented out below - * appear to be supported by the device - * but are non-standard - */ - case B0: baud = 0; break; - case B600: baud = 600; break; - case B1200: baud = 1200; break; - case B1800: baud = 1800; break; - case B2400: baud = 2400; break; - case B4800: baud = 4800; break; - /*case B7200: baud = 7200; break;*/ - case B9600: baud = 9600; break; - /*ase B14400: baud = 14400; break;*/ - case B19200: baud = 19200; break; - /*case B28800: baud = 28800; break;*/ - case B38400: baud = 38400; break; - /*case B55854: baud = 55054; break;*/ - case B57600: baud = 57600; break; - case B115200: baud = 115200; break; - /*case B127117: baud = 127117; break;*/ - case B230400: baud = 230400; break; - case B460800: baud = 460800; break; - case B921600: baud = 921600; break; - /*case B3686400: baud = 3686400; break;*/ + if (baud != tty_termios_baud_rate(old_termios)) { + switch (baud) { + case 0: + case 600: + case 1200: + case 1800: + case 2400: + case 4800: + case 7200: + case 9600: + case 14400: + case 19200: + case 28800: + case 38400: + case 55854: + case 57600: + case 115200: + case 127117: + case 230400: + case 460800: + case 921600: + case 3686400: + break; default: - dev_err(&port->dev, "cp2101 driver does not " - "support the baudrate requested\n"); + baud = 9600; break; } diff --git a/drivers/usb/serial/digi_acceleport.c b/drivers/usb/serial/digi_acceleport.c index 976f54ec26e..dab2e66d111 100644 --- a/drivers/usb/serial/digi_acceleport.c +++ b/drivers/usb/serial/digi_acceleport.c @@ -433,38 +433,38 @@ struct digi_port { /* Local Function Declarations */ -static void digi_wakeup_write( struct usb_serial_port *port ); +static void digi_wakeup_write(struct usb_serial_port *port); static void digi_wakeup_write_lock(struct work_struct *work); -static int digi_write_oob_command( struct usb_serial_port *port, - unsigned char *buf, int count, int interruptible ); -static int digi_write_inb_command( struct usb_serial_port *port, - unsigned char *buf, int count, unsigned long timeout ); -static int digi_set_modem_signals( struct usb_serial_port *port, - unsigned int modem_signals, int interruptible ); -static int digi_transmit_idle( struct usb_serial_port *port, - unsigned long timeout ); +static int digi_write_oob_command(struct usb_serial_port *port, + unsigned char *buf, int count, int interruptible); +static int digi_write_inb_command(struct usb_serial_port *port, + unsigned char *buf, int count, unsigned long timeout); +static int digi_set_modem_signals(struct usb_serial_port *port, + unsigned int modem_signals, int interruptible); +static int digi_transmit_idle(struct usb_serial_port *port, + unsigned long timeout); static void digi_rx_throttle (struct usb_serial_port *port); static void digi_rx_unthrottle (struct usb_serial_port *port); -static void digi_set_termios( struct usb_serial_port *port, - struct ktermios *old_termios ); -static void digi_break_ctl( struct usb_serial_port *port, int break_state ); -static int digi_ioctl( struct usb_serial_port *port, struct file *file, - unsigned int cmd, unsigned long arg ); -static int digi_tiocmget( struct usb_serial_port *port, struct file *file ); -static int digi_tiocmset( struct usb_serial_port *port, struct file *file, - unsigned int set, unsigned int clear ); -static int digi_write( struct usb_serial_port *port, const unsigned char *buf, int count ); -static void digi_write_bulk_callback( struct urb *urb ); -static int digi_write_room( struct usb_serial_port *port ); -static int digi_chars_in_buffer( struct usb_serial_port *port ); -static int digi_open( struct usb_serial_port *port, struct file *filp ); -static void digi_close( struct usb_serial_port *port, struct file *filp ); -static int digi_startup_device( struct usb_serial *serial ); -static int digi_startup( struct usb_serial *serial ); -static void digi_shutdown( struct usb_serial *serial ); -static void digi_read_bulk_callback( struct urb *urb ); -static int digi_read_inb_callback( struct urb *urb ); -static int digi_read_oob_callback( struct urb *urb ); +static void digi_set_termios(struct usb_serial_port *port, + struct ktermios *old_termios); +static void digi_break_ctl(struct usb_serial_port *port, int break_state); +static int digi_ioctl(struct usb_serial_port *port, struct file *file, + unsigned int cmd, unsigned long arg); +static int digi_tiocmget(struct usb_serial_port *port, struct file *file); +static int digi_tiocmset(struct usb_serial_port *port, struct file *file, + unsigned int set, unsigned int clear); +static int digi_write(struct usb_serial_port *port, const unsigned char *buf, int count); +static void digi_write_bulk_callback(struct urb *urb); +static int digi_write_room(struct usb_serial_port *port); +static int digi_chars_in_buffer(struct usb_serial_port *port); +static int digi_open(struct usb_serial_port *port, struct file *filp); +static void digi_close(struct usb_serial_port *port, struct file *filp); +static int digi_startup_device(struct usb_serial *serial); +static int digi_startup(struct usb_serial *serial); +static void digi_shutdown(struct usb_serial *serial); +static void digi_read_bulk_callback(struct urb *urb); +static int digi_read_inb_callback(struct urb *urb); +static int digi_read_oob_callback(struct urb *urb); /* Statics */ @@ -576,9 +576,9 @@ static struct usb_serial_driver digi_acceleport_4_device = { * with the equivalent code. */ -static inline long cond_wait_interruptible_timeout_irqrestore( +static long cond_wait_interruptible_timeout_irqrestore( wait_queue_head_t *q, long timeout, - spinlock_t *lock, unsigned long flags ) + spinlock_t *lock, unsigned long flags) { DEFINE_WAIT(wait); @@ -600,18 +600,16 @@ static inline long cond_wait_interruptible_timeout_irqrestore( static void digi_wakeup_write_lock(struct work_struct *work) { - struct digi_port *priv = - container_of(work, struct digi_port, dp_wakeup_work); + struct digi_port *priv = container_of(work, struct digi_port, dp_wakeup_work); struct usb_serial_port *port = priv->dp_port; unsigned long flags; - - spin_lock_irqsave( &priv->dp_port_lock, flags ); - digi_wakeup_write( port ); - spin_unlock_irqrestore( &priv->dp_port_lock, flags ); + spin_lock_irqsave(&priv->dp_port_lock, flags); + digi_wakeup_write(port); + spin_unlock_irqrestore(&priv->dp_port_lock, flags); } -static void digi_wakeup_write( struct usb_serial_port *port ) +static void digi_wakeup_write(struct usb_serial_port *port) { tty_wakeup(port->tty); } @@ -628,8 +626,8 @@ static void digi_wakeup_write( struct usb_serial_port *port ) * returned by usb_submit_urb. */ -static int digi_write_oob_command( struct usb_serial_port *port, - unsigned char *buf, int count, int interruptible ) +static int digi_write_oob_command(struct usb_serial_port *port, + unsigned char *buf, int count, int interruptible) { int ret = 0; @@ -638,49 +636,37 @@ static int digi_write_oob_command( struct usb_serial_port *port, struct digi_port *oob_priv = usb_get_serial_port_data(oob_port); unsigned long flags = 0; + dbg("digi_write_oob_command: TOP: port=%d, count=%d", oob_priv->dp_port_num, count); -dbg( "digi_write_oob_command: TOP: port=%d, count=%d", oob_priv->dp_port_num, count ); - - spin_lock_irqsave( &oob_priv->dp_port_lock, flags ); - - while( count > 0 ) { - - while( oob_port->write_urb->status == -EINPROGRESS - || oob_priv->dp_write_urb_in_use ) { + spin_lock_irqsave(&oob_priv->dp_port_lock, flags); + while(count > 0) { + while(oob_port->write_urb->status == -EINPROGRESS + || oob_priv->dp_write_urb_in_use) { cond_wait_interruptible_timeout_irqrestore( &oob_port->write_wait, DIGI_RETRY_TIMEOUT, - &oob_priv->dp_port_lock, flags ); - if( interruptible && signal_pending(current) ) { - return( -EINTR ); - } - spin_lock_irqsave( &oob_priv->dp_port_lock, flags ); + &oob_priv->dp_port_lock, flags); + if (interruptible && signal_pending(current)) + return -EINTR; + spin_lock_irqsave(&oob_priv->dp_port_lock, flags); } /* len must be a multiple of 4, so commands are not split */ - len = min(count, oob_port->bulk_out_size ); - if( len > 4 ) + len = min(count, oob_port->bulk_out_size); + if (len > 4) len &= ~3; - - memcpy( oob_port->write_urb->transfer_buffer, buf, len ); + memcpy(oob_port->write_urb->transfer_buffer, buf, len); oob_port->write_urb->transfer_buffer_length = len; oob_port->write_urb->dev = port->serial->dev; - - if( (ret=usb_submit_urb(oob_port->write_urb, GFP_ATOMIC)) == 0 ) { + if ((ret = usb_submit_urb(oob_port->write_urb, GFP_ATOMIC)) == 0) { oob_priv->dp_write_urb_in_use = 1; count -= len; buf += len; } - - } - - spin_unlock_irqrestore( &oob_priv->dp_port_lock, flags ); - - if( ret ) { - err("%s: usb_submit_urb failed, ret=%d", __FUNCTION__, - ret ); } - - return( ret ); + spin_unlock_irqrestore(&oob_priv->dp_port_lock, flags); + if (ret) + err("%s: usb_submit_urb failed, ret=%d", __FUNCTION__, ret); + return ret; } @@ -697,63 +683,58 @@ dbg( "digi_write_oob_command: TOP: port=%d, count=%d", oob_priv->dp_port_num, co * error returned by digi_write. */ -static int digi_write_inb_command( struct usb_serial_port *port, - unsigned char *buf, int count, unsigned long timeout ) +static int digi_write_inb_command(struct usb_serial_port *port, + unsigned char *buf, int count, unsigned long timeout) { - int ret = 0; int len; struct digi_port *priv = usb_get_serial_port_data(port); unsigned char *data = port->write_urb->transfer_buffer; unsigned long flags = 0; + dbg("digi_write_inb_command: TOP: port=%d, count=%d", + priv->dp_port_num, count); -dbg( "digi_write_inb_command: TOP: port=%d, count=%d", priv->dp_port_num, -count ); - - if( timeout ) + if (timeout) timeout += jiffies; else timeout = ULONG_MAX; - spin_lock_irqsave( &priv->dp_port_lock, flags ); - - while( count > 0 && ret == 0 ) { - - while( (port->write_urb->status == -EINPROGRESS - || priv->dp_write_urb_in_use) && time_before(jiffies, timeout)) { + spin_lock_irqsave(&priv->dp_port_lock, flags); + while(count > 0 && ret == 0) { + while((port->write_urb->status == -EINPROGRESS + || priv->dp_write_urb_in_use) && time_before(jiffies, timeout)) { cond_wait_interruptible_timeout_irqrestore( &port->write_wait, DIGI_RETRY_TIMEOUT, - &priv->dp_port_lock, flags ); - if( signal_pending(current) ) { - return( -EINTR ); - } - spin_lock_irqsave( &priv->dp_port_lock, flags ); + &priv->dp_port_lock, flags); + if (signal_pending(current)) + return -EINTR; + spin_lock_irqsave(&priv->dp_port_lock, flags); } /* len must be a multiple of 4 and small enough to */ /* guarantee the write will send buffered data first, */ /* so commands are in order with data and not split */ - len = min(count, port->bulk_out_size-2-priv->dp_out_buf_len ); - if( len > 4 ) + len = min(count, port->bulk_out_size-2-priv->dp_out_buf_len); + if (len > 4) len &= ~3; /* write any buffered data first */ - if( priv->dp_out_buf_len > 0 ) { + if (priv->dp_out_buf_len > 0) { data[0] = DIGI_CMD_SEND_DATA; data[1] = priv->dp_out_buf_len; - memcpy( data+2, priv->dp_out_buf, - priv->dp_out_buf_len ); - memcpy( data+2+priv->dp_out_buf_len, buf, len ); + memcpy(data + 2, priv->dp_out_buf, + priv->dp_out_buf_len); + memcpy(data + 2 + priv->dp_out_buf_len, buf, len); port->write_urb->transfer_buffer_length - = priv->dp_out_buf_len+2+len; + = priv->dp_out_buf_len + 2 + len; } else { - memcpy( data, buf, len ); + memcpy(data, buf, len); port->write_urb->transfer_buffer_length = len; } port->write_urb->dev = port->serial->dev; - if( (ret=usb_submit_urb(port->write_urb, GFP_ATOMIC)) == 0 ) { + if ((ret = usb_submit_urb(port->write_urb, GFP_ATOMIC)) == 0) { priv->dp_write_urb_in_use = 1; priv->dp_out_buf_len = 0; count -= len; @@ -761,16 +742,12 @@ count ); } } + spin_unlock_irqrestore(&priv->dp_port_lock, flags); - spin_unlock_irqrestore( &priv->dp_port_lock, flags ); - - if( ret ) { - err("%s: usb_submit_urb failed, ret=%d, port=%d", __FUNCTION__, - ret, priv->dp_port_num ); - } - - return( ret ); - + if (ret) + err("%s: usb_submit_urb failed, ret=%d, port=%d", + __FUNCTION__, ret, priv->dp_port_num); + return ret; } @@ -784,8 +761,8 @@ count ); * returned by usb_submit_urb. */ -static int digi_set_modem_signals( struct usb_serial_port *port, - unsigned int modem_signals, int interruptible ) +static int digi_set_modem_signals(struct usb_serial_port *port, + unsigned int modem_signals, int interruptible) { int ret; @@ -796,60 +773,47 @@ static int digi_set_modem_signals( struct usb_serial_port *port, unsigned long flags = 0; -dbg( "digi_set_modem_signals: TOP: port=%d, modem_signals=0x%x", -port_priv->dp_port_num, modem_signals ); + dbg("digi_set_modem_signals: TOP: port=%d, modem_signals=0x%x", + port_priv->dp_port_num, modem_signals); - spin_lock_irqsave( &oob_priv->dp_port_lock, flags ); - spin_lock( &port_priv->dp_port_lock ); + spin_lock_irqsave(&oob_priv->dp_port_lock, flags); + spin_lock(&port_priv->dp_port_lock); - while( oob_port->write_urb->status == -EINPROGRESS - || oob_priv->dp_write_urb_in_use ) { - spin_unlock( &port_priv->dp_port_lock ); + while(oob_port->write_urb->status == -EINPROGRESS || oob_priv->dp_write_urb_in_use) { + spin_unlock(&port_priv->dp_port_lock); cond_wait_interruptible_timeout_irqrestore( &oob_port->write_wait, DIGI_RETRY_TIMEOUT, - &oob_priv->dp_port_lock, flags ); - if( interruptible && signal_pending(current) ) { - return( -EINTR ); - } - spin_lock_irqsave( &oob_priv->dp_port_lock, flags ); - spin_lock( &port_priv->dp_port_lock ); + &oob_priv->dp_port_lock, flags); + if (interruptible && signal_pending(current)) + return -EINTR; + spin_lock_irqsave(&oob_priv->dp_port_lock, flags); + spin_lock(&port_priv->dp_port_lock); } - data[0] = DIGI_CMD_SET_DTR_SIGNAL; data[1] = port_priv->dp_port_num; - data[2] = (modem_signals&TIOCM_DTR) ? - DIGI_DTR_ACTIVE : DIGI_DTR_INACTIVE; + data[2] = (modem_signals&TIOCM_DTR) ? DIGI_DTR_ACTIVE : DIGI_DTR_INACTIVE; data[3] = 0; - data[4] = DIGI_CMD_SET_RTS_SIGNAL; data[5] = port_priv->dp_port_num; - data[6] = (modem_signals&TIOCM_RTS) ? - DIGI_RTS_ACTIVE : DIGI_RTS_INACTIVE; + data[6] = (modem_signals&TIOCM_RTS) ? DIGI_RTS_ACTIVE : DIGI_RTS_INACTIVE; data[7] = 0; oob_port->write_urb->transfer_buffer_length = 8; oob_port->write_urb->dev = port->serial->dev; - if( (ret=usb_submit_urb(oob_port->write_urb, GFP_ATOMIC)) == 0 ) { + if ((ret = usb_submit_urb(oob_port->write_urb, GFP_ATOMIC)) == 0) { oob_priv->dp_write_urb_in_use = 1; port_priv->dp_modem_signals = (port_priv->dp_modem_signals&~(TIOCM_DTR|TIOCM_RTS)) | (modem_signals&(TIOCM_DTR|TIOCM_RTS)); } - - spin_unlock( &port_priv->dp_port_lock ); - spin_unlock_irqrestore( &oob_priv->dp_port_lock, flags ); - - if( ret ) { - err("%s: usb_submit_urb failed, ret=%d", __FUNCTION__, - ret ); - } - - return( ret ); - + spin_unlock(&port_priv->dp_port_lock); + spin_unlock_irqrestore(&oob_priv->dp_port_lock, flags); + if (ret) + err("%s: usb_submit_urb failed, ret=%d", __FUNCTION__, ret); + return ret; } - /* * Digi Transmit Idle * @@ -862,203 +826,182 @@ port_priv->dp_port_num, modem_signals ); * port at a time, so its ok. */ -static int digi_transmit_idle( struct usb_serial_port *port, - unsigned long timeout ) +static int digi_transmit_idle(struct usb_serial_port *port, + unsigned long timeout) { - int ret; unsigned char buf[2]; struct digi_port *priv = usb_get_serial_port_data(port); unsigned long flags = 0; - - spin_lock_irqsave( &priv->dp_port_lock, flags ); + spin_lock_irqsave(&priv->dp_port_lock, flags); priv->dp_transmit_idle = 0; - spin_unlock_irqrestore( &priv->dp_port_lock, flags ); + spin_unlock_irqrestore(&priv->dp_port_lock, flags); buf[0] = DIGI_CMD_TRANSMIT_IDLE; buf[1] = 0; timeout += jiffies; - if( (ret=digi_write_inb_command( port, buf, 2, timeout-jiffies )) != 0 ) - return( ret ); + if ((ret = digi_write_inb_command(port, buf, 2, timeout - jiffies)) != 0) + return ret; - spin_lock_irqsave( &priv->dp_port_lock, flags ); + spin_lock_irqsave(&priv->dp_port_lock, flags); - while( time_before(jiffies, timeout) && !priv->dp_transmit_idle ) { + while(time_before(jiffies, timeout) && !priv->dp_transmit_idle) { cond_wait_interruptible_timeout_irqrestore( &priv->dp_transmit_idle_wait, DIGI_RETRY_TIMEOUT, - &priv->dp_port_lock, flags ); - if( signal_pending(current) ) { - return( -EINTR ); - } - spin_lock_irqsave( &priv->dp_port_lock, flags ); + &priv->dp_port_lock, flags); + if (signal_pending(current)) + return -EINTR; + spin_lock_irqsave(&priv->dp_port_lock, flags); } - priv->dp_transmit_idle = 0; - spin_unlock_irqrestore( &priv->dp_port_lock, flags ); - - return( 0 ); + spin_unlock_irqrestore(&priv->dp_port_lock, flags); + return 0; } -static void digi_rx_throttle( struct usb_serial_port *port ) +static void digi_rx_throttle(struct usb_serial_port *port) { - unsigned long flags; struct digi_port *priv = usb_get_serial_port_data(port); -dbg( "digi_rx_throttle: TOP: port=%d", priv->dp_port_num ); + dbg("digi_rx_throttle: TOP: port=%d", priv->dp_port_num); /* stop receiving characters by not resubmitting the read urb */ - spin_lock_irqsave( &priv->dp_port_lock, flags ); + spin_lock_irqsave(&priv->dp_port_lock, flags); priv->dp_throttled = 1; priv->dp_throttle_restart = 0; - spin_unlock_irqrestore( &priv->dp_port_lock, flags ); - + spin_unlock_irqrestore(&priv->dp_port_lock, flags); } -static void digi_rx_unthrottle( struct usb_serial_port *port ) +static void digi_rx_unthrottle(struct usb_serial_port *port) { - int ret = 0; unsigned long flags; struct digi_port *priv = usb_get_serial_port_data(port); -dbg( "digi_rx_unthrottle: TOP: port=%d", priv->dp_port_num ); + dbg("digi_rx_unthrottle: TOP: port=%d", priv->dp_port_num); - spin_lock_irqsave( &priv->dp_port_lock, flags ); + spin_lock_irqsave(&priv->dp_port_lock, flags); /* turn throttle off */ priv->dp_throttled = 0; priv->dp_throttle_restart = 0; /* restart read chain */ - if( priv->dp_throttle_restart ) { + if (priv->dp_throttle_restart) { port->read_urb->dev = port->serial->dev; - ret = usb_submit_urb( port->read_urb, GFP_ATOMIC ); + ret = usb_submit_urb(port->read_urb, GFP_ATOMIC); } - spin_unlock_irqrestore( &priv->dp_port_lock, flags ); - - if( ret ) { - err("%s: usb_submit_urb failed, ret=%d, port=%d", __FUNCTION__, - ret, priv->dp_port_num ); - } + spin_unlock_irqrestore(&priv->dp_port_lock, flags); + if (ret) + err("%s: usb_submit_urb failed, ret=%d, port=%d", + __FUNCTION__, ret, priv->dp_port_num); } -static void digi_set_termios( struct usb_serial_port *port, - struct ktermios *old_termios ) +static void digi_set_termios(struct usb_serial_port *port, + struct ktermios *old_termios) { struct digi_port *priv = usb_get_serial_port_data(port); - unsigned int iflag = port->tty->termios->c_iflag; - unsigned int cflag = port->tty->termios->c_cflag; + struct tty_struct *tty = port->tty; + unsigned int iflag = tty->termios->c_iflag; + unsigned int cflag = tty->termios->c_cflag; unsigned int old_iflag = old_termios->c_iflag; unsigned int old_cflag = old_termios->c_cflag; unsigned char buf[32]; unsigned int modem_signals; int arg,ret; int i = 0; + speed_t baud; - -dbg( "digi_set_termios: TOP: port=%d, iflag=0x%x, old_iflag=0x%x, cflag=0x%x, old_cflag=0x%x", priv->dp_port_num, iflag, old_iflag, cflag, old_cflag ); + dbg("digi_set_termios: TOP: port=%d, iflag=0x%x, old_iflag=0x%x, cflag=0x%x, old_cflag=0x%x", priv->dp_port_num, iflag, old_iflag, cflag, old_cflag); /* set baud rate */ - if( (cflag&CBAUD) != (old_cflag&CBAUD) ) { - + if ((baud = tty_get_baud_rate(tty)) != tty_termios_baud_rate(old_termios)) { arg = -1; /* reassert DTR and (maybe) RTS on transition from B0 */ - if( (old_cflag&CBAUD) == B0 ) { + if ((old_cflag&CBAUD) == B0) { /* don't set RTS if using hardware flow control */ /* and throttling input */ modem_signals = TIOCM_DTR; - if( !(port->tty->termios->c_cflag & CRTSCTS) || - !test_bit(TTY_THROTTLED, &port->tty->flags) ) { + if (!(tty->termios->c_cflag & CRTSCTS) || + !test_bit(TTY_THROTTLED, &tty->flags)) modem_signals |= TIOCM_RTS; - } - digi_set_modem_signals( port, modem_signals, 1 ); + digi_set_modem_signals(port, modem_signals, 1); } - - switch( (cflag&CBAUD) ) { + switch (baud) { /* drop DTR and RTS on transition to B0 */ - case B0: digi_set_modem_signals( port, 0, 1 ); break; - case B50: arg = DIGI_BAUD_50; break; - case B75: arg = DIGI_BAUD_75; break; - case B110: arg = DIGI_BAUD_110; break; - case B150: arg = DIGI_BAUD_150; break; - case B200: arg = DIGI_BAUD_200; break; - case B300: arg = DIGI_BAUD_300; break; - case B600: arg = DIGI_BAUD_600; break; - case B1200: arg = DIGI_BAUD_1200; break; - case B1800: arg = DIGI_BAUD_1800; break; - case B2400: arg = DIGI_BAUD_2400; break; - case B4800: arg = DIGI_BAUD_4800; break; - case B9600: arg = DIGI_BAUD_9600; break; - case B19200: arg = DIGI_BAUD_19200; break; - case B38400: arg = DIGI_BAUD_38400; break; - case B57600: arg = DIGI_BAUD_57600; break; - case B115200: arg = DIGI_BAUD_115200; break; - case B230400: arg = DIGI_BAUD_230400; break; - case B460800: arg = DIGI_BAUD_460800; break; - default: - dbg( "digi_set_termios: can't handle baud rate 0x%x", - (cflag&CBAUD) ); - break; + case 0: digi_set_modem_signals(port, 0, 1); break; + case 50: arg = DIGI_BAUD_50; break; + case 75: arg = DIGI_BAUD_75; break; + case 110: arg = DIGI_BAUD_110; break; + case 150: arg = DIGI_BAUD_150; break; + case 200: arg = DIGI_BAUD_200; break; + case 300: arg = DIGI_BAUD_300; break; + case 600: arg = DIGI_BAUD_600; break; + case 1200: arg = DIGI_BAUD_1200; break; + case 1800: arg = DIGI_BAUD_1800; break; + case 2400: arg = DIGI_BAUD_2400; break; + case 4800: arg = DIGI_BAUD_4800; break; + case 9600: arg = DIGI_BAUD_9600; break; + case 19200: arg = DIGI_BAUD_19200; break; + case 38400: arg = DIGI_BAUD_38400; break; + case 57600: arg = DIGI_BAUD_57600; break; + case 115200: arg = DIGI_BAUD_115200; break; + case 230400: arg = DIGI_BAUD_230400; break; + case 460800: arg = DIGI_BAUD_460800; break; + default: + arg = DIGI_BAUD_9600; + baud = 9600; + break; } - - if( arg != -1 ) { + if (arg != -1) { buf[i++] = DIGI_CMD_SET_BAUD_RATE; buf[i++] = priv->dp_port_num; buf[i++] = arg; buf[i++] = 0; } - } - /* set parity */ - if( (cflag&(PARENB|PARODD)) != (old_cflag&(PARENB|PARODD)) ) { - - if( (cflag&PARENB) ) { - if( (cflag&PARODD) ) + if ((cflag&(PARENB|PARODD)) != (old_cflag&(PARENB|PARODD))) { + if (cflag&PARENB) { + if (cflag&PARODD) arg = DIGI_PARITY_ODD; else arg = DIGI_PARITY_EVEN; } else { arg = DIGI_PARITY_NONE; } - buf[i++] = DIGI_CMD_SET_PARITY; buf[i++] = priv->dp_port_num; buf[i++] = arg; buf[i++] = 0; - } - /* set word size */ - if( (cflag&CSIZE) != (old_cflag&CSIZE) ) { - + if ((cflag&CSIZE) != (old_cflag&CSIZE)) { arg = -1; - - switch( (cflag&CSIZE) ) { + switch (cflag&CSIZE) { case CS5: arg = DIGI_WORD_SIZE_5; break; case CS6: arg = DIGI_WORD_SIZE_6; break; case CS7: arg = DIGI_WORD_SIZE_7; break; case CS8: arg = DIGI_WORD_SIZE_8; break; default: - dbg( "digi_set_termios: can't handle word size %d", - (cflag&CSIZE) ); + dbg("digi_set_termios: can't handle word size %d", + (cflag&CSIZE)); break; } - if( arg != -1 ) { + if (arg != -1) { buf[i++] = DIGI_CMD_SET_WORD_SIZE; buf[i++] = priv->dp_port_num; buf[i++] = arg; @@ -1068,9 +1011,9 @@ dbg( "digi_set_termios: TOP: port=%d, iflag=0x%x, old_iflag=0x%x, cflag=0x%x, ol } /* set stop bits */ - if( (cflag&CSTOPB) != (old_cflag&CSTOPB) ) { + if ((cflag&CSTOPB) != (old_cflag&CSTOPB)) { - if( (cflag&CSTOPB) ) + if ((cflag&CSTOPB)) arg = DIGI_STOP_BITS_2; else arg = DIGI_STOP_BITS_1; @@ -1083,18 +1026,15 @@ dbg( "digi_set_termios: TOP: port=%d, iflag=0x%x, old_iflag=0x%x, cflag=0x%x, ol } /* set input flow control */ - if( (iflag&IXOFF) != (old_iflag&IXOFF) - || (cflag&CRTSCTS) != (old_cflag&CRTSCTS) ) { - + if ((iflag&IXOFF) != (old_iflag&IXOFF) + || (cflag&CRTSCTS) != (old_cflag&CRTSCTS)) { arg = 0; - - if( (iflag&IXOFF) ) + if (iflag&IXOFF) arg |= DIGI_INPUT_FLOW_CONTROL_XON_XOFF; else arg &= ~DIGI_INPUT_FLOW_CONTROL_XON_XOFF; - if( (cflag&CRTSCTS) ) { - + if (cflag&CRTSCTS) { arg |= DIGI_INPUT_FLOW_CONTROL_RTS; /* On USB-4 it is necessary to assert RTS prior */ @@ -1107,43 +1047,37 @@ dbg( "digi_set_termios: TOP: port=%d, iflag=0x%x, old_iflag=0x%x, cflag=0x%x, ol } else { arg &= ~DIGI_INPUT_FLOW_CONTROL_RTS; } - buf[i++] = DIGI_CMD_SET_INPUT_FLOW_CONTROL; buf[i++] = priv->dp_port_num; buf[i++] = arg; buf[i++] = 0; - } /* set output flow control */ - if( (iflag&IXON) != (old_iflag&IXON) - || (cflag&CRTSCTS) != (old_cflag&CRTSCTS) ) { - + if ((iflag&IXON) != (old_iflag&IXON) + || (cflag&CRTSCTS) != (old_cflag&CRTSCTS)) { arg = 0; - - if( (iflag&IXON) ) + if (iflag&IXON) arg |= DIGI_OUTPUT_FLOW_CONTROL_XON_XOFF; else arg &= ~DIGI_OUTPUT_FLOW_CONTROL_XON_XOFF; - if( (cflag&CRTSCTS) ) { + if (cflag&CRTSCTS) { arg |= DIGI_OUTPUT_FLOW_CONTROL_CTS; } else { arg &= ~DIGI_OUTPUT_FLOW_CONTROL_CTS; - port->tty->hw_stopped = 0; + tty->hw_stopped = 0; } buf[i++] = DIGI_CMD_SET_OUTPUT_FLOW_CONTROL; buf[i++] = priv->dp_port_num; buf[i++] = arg; buf[i++] = 0; - } /* set receive enable/disable */ - if( (cflag&CREAD) != (old_cflag&CREAD) ) { - - if( (cflag&CREAD) ) + if ((cflag&CREAD) != (old_cflag&CREAD)) { + if (cflag&CREAD) arg = DIGI_ENABLE; else arg = DIGI_DISABLE; @@ -1152,32 +1086,26 @@ dbg( "digi_set_termios: TOP: port=%d, iflag=0x%x, old_iflag=0x%x, cflag=0x%x, ol buf[i++] = priv->dp_port_num; buf[i++] = arg; buf[i++] = 0; - } - - if( (ret=digi_write_oob_command( port, buf, i, 1 )) != 0 ) - dbg( "digi_set_termios: write oob failed, ret=%d", ret ); + if ((ret = digi_write_oob_command(port, buf, i, 1)) != 0) + dbg("digi_set_termios: write oob failed, ret=%d", ret); } -static void digi_break_ctl( struct usb_serial_port *port, int break_state ) +static void digi_break_ctl(struct usb_serial_port *port, int break_state) { - unsigned char buf[4]; - buf[0] = DIGI_CMD_BREAK_CONTROL; buf[1] = 2; /* length */ buf[2] = break_state ? 1 : 0; buf[3] = 0; /* pad */ - - digi_write_inb_command( port, buf, 4, 0 ); - + digi_write_inb_command(port, buf, 4, 0); } -static int digi_tiocmget( struct usb_serial_port *port, struct file *file ) +static int digi_tiocmget(struct usb_serial_port *port, struct file *file) { struct digi_port *priv = usb_get_serial_port_data(port); unsigned int val; @@ -1185,15 +1113,15 @@ static int digi_tiocmget( struct usb_serial_port *port, struct file *file ) dbg("%s: TOP: port=%d", __FUNCTION__, priv->dp_port_num); - spin_lock_irqsave( &priv->dp_port_lock, flags ); + spin_lock_irqsave(&priv->dp_port_lock, flags); val = priv->dp_modem_signals; - spin_unlock_irqrestore( &priv->dp_port_lock, flags ); + spin_unlock_irqrestore(&priv->dp_port_lock, flags); return val; } -static int digi_tiocmset( struct usb_serial_port *port, struct file *file, - unsigned int set, unsigned int clear ) +static int digi_tiocmset(struct usb_serial_port *port, struct file *file, + unsigned int set, unsigned int clear) { struct digi_port *priv = usb_get_serial_port_data(port); unsigned int val; @@ -1201,41 +1129,34 @@ static int digi_tiocmset( struct usb_serial_port *port, struct file *file, dbg("%s: TOP: port=%d", __FUNCTION__, priv->dp_port_num); - spin_lock_irqsave( &priv->dp_port_lock, flags ); + spin_lock_irqsave(&priv->dp_port_lock, flags); val = (priv->dp_modem_signals & ~clear) | set; - spin_unlock_irqrestore( &priv->dp_port_lock, flags ); - return digi_set_modem_signals( port, val, 1 ); + spin_unlock_irqrestore(&priv->dp_port_lock, flags); + return digi_set_modem_signals(port, val, 1); } -static int digi_ioctl( struct usb_serial_port *port, struct file *file, - unsigned int cmd, unsigned long arg ) +static int digi_ioctl(struct usb_serial_port *port, struct file *file, + unsigned int cmd, unsigned long arg) { - struct digi_port *priv = usb_get_serial_port_data(port); - -dbg( "digi_ioctl: TOP: port=%d, cmd=0x%x", priv->dp_port_num, cmd ); + dbg("digi_ioctl: TOP: port=%d, cmd=0x%x", priv->dp_port_num, cmd); switch (cmd) { - case TIOCMIWAIT: /* wait for any of the 4 modem inputs (DCD,RI,DSR,CTS)*/ /* TODO */ - return( 0 ); - + return 0; case TIOCGICOUNT: /* return count of modemline transitions */ /* TODO */ return 0; - } - - return( -ENOIOCTLCMD ); + return -ENOIOCTLCMD; } - -static int digi_write( struct usb_serial_port *port, const unsigned char *buf, int count ) +static int digi_write(struct usb_serial_port *port, const unsigned char *buf, int count) { int ret,data_len,new_len; @@ -1243,35 +1164,29 @@ static int digi_write( struct usb_serial_port *port, const unsigned char *buf, i unsigned char *data = port->write_urb->transfer_buffer; unsigned long flags = 0; - -dbg( "digi_write: TOP: port=%d, count=%d, in_interrupt=%ld", -priv->dp_port_num, count, in_interrupt() ); + dbg("digi_write: TOP: port=%d, count=%d, in_interrupt=%ld", + priv->dp_port_num, count, in_interrupt()); /* copy user data (which can sleep) before getting spin lock */ - count = min( count, port->bulk_out_size-2 ); - count = min( 64, count); + count = min(count, port->bulk_out_size-2); + count = min(64, count); /* be sure only one write proceeds at a time */ /* there are races on the port private buffer */ /* and races to check write_urb->status */ - spin_lock_irqsave( &priv->dp_port_lock, flags ); + spin_lock_irqsave(&priv->dp_port_lock, flags); /* wait for urb status clear to submit another urb */ - if( port->write_urb->status == -EINPROGRESS - || priv->dp_write_urb_in_use ) { - + if (port->write_urb->status == -EINPROGRESS || priv->dp_write_urb_in_use) { /* buffer data if count is 1 (probably put_char) if possible */ - if( count == 1 && priv->dp_out_buf_len < DIGI_OUT_BUF_SIZE ) { + if (count == 1 && priv->dp_out_buf_len < DIGI_OUT_BUF_SIZE) { priv->dp_out_buf[priv->dp_out_buf_len++] = *buf; new_len = 1; } else { new_len = 0; } - - spin_unlock_irqrestore( &priv->dp_port_lock, flags ); - - return( new_len ); - + spin_unlock_irqrestore(&priv->dp_port_lock, flags); + return new_len; } /* allow space for any buffered data and for new data, up to */ @@ -1279,9 +1194,9 @@ priv->dp_port_num, count, in_interrupt() ); new_len = min(count, port->bulk_out_size-2-priv->dp_out_buf_len); data_len = new_len + priv->dp_out_buf_len; - if( data_len == 0 ) { - spin_unlock_irqrestore( &priv->dp_port_lock, flags ); - return( 0 ); + if (data_len == 0) { + spin_unlock_irqrestore(&priv->dp_port_lock, flags); + return 0; } port->write_urb->transfer_buffer_length = data_len+2; @@ -1291,32 +1206,29 @@ priv->dp_port_num, count, in_interrupt() ); *data++ = data_len; /* copy in buffered data first */ - memcpy( data, priv->dp_out_buf, priv->dp_out_buf_len ); + memcpy(data, priv->dp_out_buf, priv->dp_out_buf_len); data += priv->dp_out_buf_len; /* copy in new data */ - memcpy( data, buf, new_len ); + memcpy(data, buf, new_len); - if( (ret=usb_submit_urb(port->write_urb, GFP_ATOMIC)) == 0 ) { + if ((ret = usb_submit_urb(port->write_urb, GFP_ATOMIC)) == 0) { priv->dp_write_urb_in_use = 1; ret = new_len; priv->dp_out_buf_len = 0; } /* return length of new data written, or error */ - spin_unlock_irqrestore( &priv->dp_port_lock, flags ); - if( ret < 0 ) { - err("%s: usb_submit_urb failed, ret=%d, port=%d", __FUNCTION__, - ret, priv->dp_port_num ); - } - -dbg( "digi_write: returning %d", ret ); - return( ret ); + spin_unlock_irqrestore(&priv->dp_port_lock, flags); + if (ret < 0) + err("%s: usb_submit_urb failed, ret=%d, port=%d", + __FUNCTION__, ret, priv->dp_port_num); + dbg("digi_write: returning %d", ret); + return ret; } - -static void digi_write_bulk_callback( struct urb *urb ) +static void digi_write_bulk_callback(struct urb *urb) { struct usb_serial_port *port = (struct usb_serial_port *)urb->context; @@ -1326,153 +1238,136 @@ static void digi_write_bulk_callback( struct urb *urb ) int ret = 0; int status = urb->status; - - dbg("digi_write_bulk_callback: TOP, urb status=%d", status); + dbg("digi_write_bulk_callback: TOP, urb->status=%d", status); /* port and serial sanity check */ - if( port == NULL || (priv=usb_get_serial_port_data(port)) == NULL ) { + if (port == NULL || (priv=usb_get_serial_port_data(port)) == NULL) { err("%s: port or port->private is NULL, status=%d", __FUNCTION__, status); return; } serial = port->serial; - if( serial == NULL || (serial_priv=usb_get_serial_data(serial)) == NULL ) { + if (serial == NULL || (serial_priv=usb_get_serial_data(serial)) == NULL) { err("%s: serial or serial->private is NULL, status=%d", __FUNCTION__, status); return; } /* handle oob callback */ - if( priv->dp_port_num == serial_priv->ds_oob_port_num ) { - dbg( "digi_write_bulk_callback: oob callback" ); - spin_lock( &priv->dp_port_lock ); + if (priv->dp_port_num == serial_priv->ds_oob_port_num) { + dbg("digi_write_bulk_callback: oob callback"); + spin_lock(&priv->dp_port_lock); priv->dp_write_urb_in_use = 0; - wake_up_interruptible( &port->write_wait ); - spin_unlock( &priv->dp_port_lock ); + wake_up_interruptible(&port->write_wait); + spin_unlock(&priv->dp_port_lock); return; } /* try to send any buffered data on this port, if it is open */ - spin_lock( &priv->dp_port_lock ); + spin_lock(&priv->dp_port_lock); priv->dp_write_urb_in_use = 0; - if( port->open_count && port->write_urb->status != -EINPROGRESS - && priv->dp_out_buf_len > 0 ) { - + if (port->open_count && port->write_urb->status != -EINPROGRESS + && priv->dp_out_buf_len > 0) { *((unsigned char *)(port->write_urb->transfer_buffer)) = (unsigned char)DIGI_CMD_SEND_DATA; *((unsigned char *)(port->write_urb->transfer_buffer)+1) = (unsigned char)priv->dp_out_buf_len; - - port->write_urb->transfer_buffer_length - = priv->dp_out_buf_len+2; + port->write_urb->transfer_buffer_length = priv->dp_out_buf_len+2; port->write_urb->dev = serial->dev; - - memcpy( port->write_urb->transfer_buffer+2, priv->dp_out_buf, - priv->dp_out_buf_len ); - - if( (ret=usb_submit_urb(port->write_urb, GFP_ATOMIC)) == 0 ) { + memcpy(port->write_urb->transfer_buffer+2, priv->dp_out_buf, + priv->dp_out_buf_len); + if ((ret = usb_submit_urb(port->write_urb, GFP_ATOMIC)) == 0) { priv->dp_write_urb_in_use = 1; priv->dp_out_buf_len = 0; } - } - /* wake up processes sleeping on writes immediately */ - digi_wakeup_write( port ); - + digi_wakeup_write(port); /* also queue up a wakeup at scheduler time, in case we */ /* lost the race in write_chan(). */ schedule_work(&priv->dp_wakeup_work); - spin_unlock( &priv->dp_port_lock ); - - if( ret ) { - err("%s: usb_submit_urb failed, ret=%d, port=%d", __FUNCTION__, - ret, priv->dp_port_num ); - } - + spin_unlock(&priv->dp_port_lock); + if (ret) + err("%s: usb_submit_urb failed, ret=%d, port=%d", + __FUNCTION__, ret, priv->dp_port_num); } - -static int digi_write_room( struct usb_serial_port *port ) +static int digi_write_room(struct usb_serial_port *port) { int room; struct digi_port *priv = usb_get_serial_port_data(port); unsigned long flags = 0; + spin_lock_irqsave(&priv->dp_port_lock, flags); - spin_lock_irqsave( &priv->dp_port_lock, flags ); - - if( port->write_urb->status == -EINPROGRESS - || priv->dp_write_urb_in_use ) + if (port->write_urb->status == -EINPROGRESS || priv->dp_write_urb_in_use) room = 0; else room = port->bulk_out_size - 2 - priv->dp_out_buf_len; - spin_unlock_irqrestore( &priv->dp_port_lock, flags ); - -dbg( "digi_write_room: port=%d, room=%d", priv->dp_port_num, room ); - return( room ); + spin_unlock_irqrestore(&priv->dp_port_lock, flags); + dbg("digi_write_room: port=%d, room=%d", priv->dp_port_num, room); + return room; } - -static int digi_chars_in_buffer( struct usb_serial_port *port ) +static int digi_chars_in_buffer(struct usb_serial_port *port) { struct digi_port *priv = usb_get_serial_port_data(port); - if( port->write_urb->status == -EINPROGRESS - || priv->dp_write_urb_in_use ) { -dbg( "digi_chars_in_buffer: port=%d, chars=%d", priv->dp_port_num, port->bulk_out_size - 2 ); - /* return( port->bulk_out_size - 2 ); */ - return( 256 ); + if (port->write_urb->status == -EINPROGRESS + || priv->dp_write_urb_in_use) { + dbg("digi_chars_in_buffer: port=%d, chars=%d", + priv->dp_port_num, port->bulk_out_size - 2); + /* return(port->bulk_out_size - 2); */ + return 256; } else { -dbg( "digi_chars_in_buffer: port=%d, chars=%d", priv->dp_port_num, priv->dp_out_buf_len ); - return( priv->dp_out_buf_len ); + dbg("digi_chars_in_buffer: port=%d, chars=%d", + priv->dp_port_num, priv->dp_out_buf_len); + return priv->dp_out_buf_len; } } -static int digi_open( struct usb_serial_port *port, struct file *filp ) +static int digi_open(struct usb_serial_port *port, struct file *filp) { - int ret; unsigned char buf[32]; struct digi_port *priv = usb_get_serial_port_data(port); struct ktermios not_termios; unsigned long flags = 0; - -dbg( "digi_open: TOP: port=%d, open_count=%d", priv->dp_port_num, port->open_count ); + dbg("digi_open: TOP: port=%d, open_count=%d", + priv->dp_port_num, port->open_count); /* be sure the device is started up */ - if( digi_startup_device( port->serial ) != 0 ) - return( -ENXIO ); + if (digi_startup_device(port->serial) != 0) + return -ENXIO; - spin_lock_irqsave( &priv->dp_port_lock, flags ); + spin_lock_irqsave(&priv->dp_port_lock, flags); /* don't wait on a close in progress for non-blocking opens */ - if( priv->dp_in_close && (filp->f_flags&(O_NDELAY|O_NONBLOCK)) == 0 ) { - spin_unlock_irqrestore( &priv->dp_port_lock, flags ); - return( -EAGAIN ); + if (priv->dp_in_close && (filp->f_flags&(O_NDELAY|O_NONBLOCK)) == 0) { + spin_unlock_irqrestore(&priv->dp_port_lock, flags); + return -EAGAIN; } /* wait for a close in progress to finish */ - while( priv->dp_in_close ) { + while(priv->dp_in_close) { cond_wait_interruptible_timeout_irqrestore( &priv->dp_close_wait, DIGI_RETRY_TIMEOUT, - &priv->dp_port_lock, flags ); - if( signal_pending(current) ) { - return( -EINTR ); - } - spin_lock_irqsave( &priv->dp_port_lock, flags ); + &priv->dp_port_lock, flags); + if (signal_pending(current)) + return -EINTR; + spin_lock_irqsave(&priv->dp_port_lock, flags); } - spin_unlock_irqrestore( &priv->dp_port_lock, flags ); + spin_unlock_irqrestore(&priv->dp_port_lock, flags); /* read modem signals automatically whenever they change */ buf[0] = DIGI_CMD_READ_INPUT_SIGNALS; @@ -1486,23 +1381,22 @@ dbg( "digi_open: TOP: port=%d, open_count=%d", priv->dp_port_num, port->open_cou buf[6] = DIGI_FLUSH_TX | DIGI_FLUSH_RX; buf[7] = 0; - if( (ret=digi_write_oob_command( port, buf, 8, 1 )) != 0 ) - dbg( "digi_open: write oob failed, ret=%d", ret ); + if ((ret = digi_write_oob_command(port, buf, 8, 1)) != 0) + dbg("digi_open: write oob failed, ret=%d", ret); /* set termios settings */ not_termios.c_cflag = ~port->tty->termios->c_cflag; not_termios.c_iflag = ~port->tty->termios->c_iflag; - digi_set_termios( port, ¬_termios ); + digi_set_termios(port, ¬_termios); /* set DTR and RTS */ - digi_set_modem_signals( port, TIOCM_DTR|TIOCM_RTS, 1 ); - - return( 0 ); + digi_set_modem_signals(port, TIOCM_DTR|TIOCM_RTS, 1); + return 0; } -static void digi_close( struct usb_serial_port *port, struct file *filp ) +static void digi_close(struct usb_serial_port *port, struct file *filp) { DEFINE_WAIT(wait); int ret; @@ -1511,40 +1405,37 @@ static void digi_close( struct usb_serial_port *port, struct file *filp ) struct digi_port *priv = usb_get_serial_port_data(port); unsigned long flags = 0; - -dbg( "digi_close: TOP: port=%d, open_count=%d", priv->dp_port_num, port->open_count ); - + dbg("digi_close: TOP: port=%d, open_count=%d", + priv->dp_port_num, port->open_count); /* if disconnected, just clear flags */ if (!usb_get_intfdata(port->serial->interface)) goto exit; /* do cleanup only after final close on this port */ - spin_lock_irqsave( &priv->dp_port_lock, flags ); + spin_lock_irqsave(&priv->dp_port_lock, flags); priv->dp_in_close = 1; - spin_unlock_irqrestore( &priv->dp_port_lock, flags ); + spin_unlock_irqrestore(&priv->dp_port_lock, flags); /* tell line discipline to process only XON/XOFF */ tty->closing = 1; /* wait for output to drain */ - if( (filp->f_flags&(O_NDELAY|O_NONBLOCK)) == 0 ) { - tty_wait_until_sent( tty, DIGI_CLOSE_TIMEOUT ); - } + if ((filp->f_flags&(O_NDELAY|O_NONBLOCK)) == 0) + tty_wait_until_sent(tty, DIGI_CLOSE_TIMEOUT); /* flush driver and line discipline buffers */ - if( tty->driver->flush_buffer ) - tty->driver->flush_buffer( tty ); + if (tty->driver->flush_buffer) + tty->driver->flush_buffer(tty); tty_ldisc_flush(tty); if (port->serial->dev) { /* wait for transmit idle */ - if( (filp->f_flags&(O_NDELAY|O_NONBLOCK)) == 0 ) { - digi_transmit_idle( port, DIGI_CLOSE_TIMEOUT ); + if ((filp->f_flags&(O_NDELAY|O_NONBLOCK)) == 0) { + digi_transmit_idle(port, DIGI_CLOSE_TIMEOUT); } - /* drop DTR and RTS */ - digi_set_modem_signals( port, 0, 0 ); + digi_set_modem_signals(port, 0, 0); /* disable input flow control */ buf[0] = DIGI_CMD_SET_INPUT_FLOW_CONTROL; @@ -1576,8 +1467,8 @@ dbg( "digi_close: TOP: port=%d, open_count=%d", priv->dp_port_num, port->open_co buf[18] = DIGI_FLUSH_TX | DIGI_FLUSH_RX; buf[19] = 0; - if( (ret=digi_write_oob_command( port, buf, 20, 0 )) != 0 ) - dbg( "digi_close: write oob failed, ret=%d", ret ); + if ((ret = digi_write_oob_command(port, buf, 20, 0)) != 0) + dbg("digi_close: write oob failed, ret=%d", ret); /* wait for final commands on oob port to complete */ prepare_to_wait(&priv->dp_flush_wait, &wait, TASK_INTERRUPTIBLE); @@ -1587,17 +1478,14 @@ dbg( "digi_close: TOP: port=%d, open_count=%d", priv->dp_port_num, port->open_co /* shutdown any outstanding bulk writes */ usb_kill_urb(port->write_urb); } - tty->closing = 0; - exit: - spin_lock_irqsave( &priv->dp_port_lock, flags ); + spin_lock_irqsave(&priv->dp_port_lock, flags); priv->dp_write_urb_in_use = 0; priv->dp_in_close = 0; - wake_up_interruptible( &priv->dp_close_wait ); - spin_unlock_irqrestore( &priv->dp_port_lock, flags ); - -dbg( "digi_close: done" ); + wake_up_interruptible(&priv->dp_close_wait); + spin_unlock_irqrestore(&priv->dp_port_lock, flags); + dbg("digi_close: done"); } @@ -1608,155 +1496,136 @@ dbg( "digi_close: done" ); * urbs initialized. Returns 0 if successful, non-zero error otherwise. */ -static int digi_startup_device( struct usb_serial *serial ) +static int digi_startup_device(struct usb_serial *serial) { - int i,ret = 0; struct digi_serial *serial_priv = usb_get_serial_data(serial); struct usb_serial_port *port; - /* be sure this happens exactly once */ - spin_lock( &serial_priv->ds_serial_lock ); - if( serial_priv->ds_device_started ) { - spin_unlock( &serial_priv->ds_serial_lock ); - return( 0 ); + spin_lock(&serial_priv->ds_serial_lock); + if (serial_priv->ds_device_started) { + spin_unlock(&serial_priv->ds_serial_lock); + return 0; } serial_priv->ds_device_started = 1; - spin_unlock( &serial_priv->ds_serial_lock ); + spin_unlock(&serial_priv->ds_serial_lock); /* start reading from each bulk in endpoint for the device */ /* set USB_DISABLE_SPD flag for write bulk urbs */ - for( i=0; i<serial->type->num_ports+1; i++ ) { - + for (i = 0; i < serial->type->num_ports + 1; i++) { port = serial->port[i]; - port->write_urb->dev = port->serial->dev; - - if( (ret=usb_submit_urb(port->read_urb, GFP_KERNEL)) != 0 ) { - err("%s: usb_submit_urb failed, ret=%d, port=%d", __FUNCTION__, - ret, i ); + if ((ret = usb_submit_urb(port->read_urb, GFP_KERNEL)) != 0) { + err("%s: usb_submit_urb failed, ret=%d, port=%d", + __FUNCTION__, ret, i); break; } - } - - return( ret ); - + return ret; } -static int digi_startup( struct usb_serial *serial ) +static int digi_startup(struct usb_serial *serial) { int i; struct digi_port *priv; struct digi_serial *serial_priv; - -dbg( "digi_startup: TOP" ); + dbg("digi_startup: TOP"); /* allocate the private data structures for all ports */ /* number of regular ports + 1 for the out-of-band port */ - for( i=0; i<serial->type->num_ports+1; i++ ) { - + for(i = 0; i < serial->type->num_ports + 1; i++) { /* allocate port private structure */ - priv = kmalloc( sizeof(struct digi_port), - GFP_KERNEL ); - if( priv == (struct digi_port *)0 ) { - while( --i >= 0 ) - kfree( usb_get_serial_port_data(serial->port[i]) ); - return( 1 ); /* error */ + priv = kmalloc(sizeof(struct digi_port), GFP_KERNEL); + if (priv == NULL) { + while (--i >= 0) + kfree(usb_get_serial_port_data(serial->port[i])); + return 1; /* error */ } /* initialize port private structure */ - spin_lock_init( &priv->dp_port_lock ); + spin_lock_init(&priv->dp_port_lock); priv->dp_port_num = i; priv->dp_out_buf_len = 0; priv->dp_write_urb_in_use = 0; priv->dp_modem_signals = 0; - init_waitqueue_head( &priv->dp_modem_change_wait ); + init_waitqueue_head(&priv->dp_modem_change_wait); priv->dp_transmit_idle = 0; - init_waitqueue_head( &priv->dp_transmit_idle_wait ); + init_waitqueue_head(&priv->dp_transmit_idle_wait); priv->dp_throttled = 0; priv->dp_throttle_restart = 0; - init_waitqueue_head( &priv->dp_flush_wait ); + init_waitqueue_head(&priv->dp_flush_wait); priv->dp_in_close = 0; - init_waitqueue_head( &priv->dp_close_wait ); + init_waitqueue_head(&priv->dp_close_wait); INIT_WORK(&priv->dp_wakeup_work, digi_wakeup_write_lock); priv->dp_port = serial->port[i]; - /* initialize write wait queue for this port */ - init_waitqueue_head( &serial->port[i]->write_wait ); + init_waitqueue_head(&serial->port[i]->write_wait); usb_set_serial_port_data(serial->port[i], priv); } /* allocate serial private structure */ - serial_priv = kmalloc( sizeof(struct digi_serial), - GFP_KERNEL ); - if( serial_priv == (struct digi_serial *)0 ) { - for( i=0; i<serial->type->num_ports+1; i++ ) - kfree( usb_get_serial_port_data(serial->port[i]) ); - return( 1 ); /* error */ + serial_priv = kmalloc(sizeof(struct digi_serial), GFP_KERNEL); + if (serial_priv == NULL) { + for (i = 0; i < serial->type->num_ports + 1; i++) + kfree(usb_get_serial_port_data(serial->port[i])); + return 1; /* error */ } /* initialize serial private structure */ - spin_lock_init( &serial_priv->ds_serial_lock ); + spin_lock_init(&serial_priv->ds_serial_lock); serial_priv->ds_oob_port_num = serial->type->num_ports; serial_priv->ds_oob_port = serial->port[serial_priv->ds_oob_port_num]; serial_priv->ds_device_started = 0; usb_set_serial_data(serial, serial_priv); - return( 0 ); - + return 0; } -static void digi_shutdown( struct usb_serial *serial ) +static void digi_shutdown(struct usb_serial *serial) { - int i; - - -dbg( "digi_shutdown: TOP, in_interrupt()=%ld", in_interrupt() ); + dbg("digi_shutdown: TOP, in_interrupt()=%ld", in_interrupt()); /* stop reads and writes on all ports */ - for( i=0; i<serial->type->num_ports+1; i++ ) { + for (i = 0; i < serial->type->num_ports + 1; i++) { usb_kill_urb(serial->port[i]->read_urb); usb_kill_urb(serial->port[i]->write_urb); } /* free the private data structures for all ports */ /* number of regular ports + 1 for the out-of-band port */ - for( i=0; i<serial->type->num_ports+1; i++ ) - kfree( usb_get_serial_port_data(serial->port[i]) ); - kfree( usb_get_serial_data(serial) ); + for(i = 0; i < serial->type->num_ports + 1; i++) + kfree(usb_get_serial_port_data(serial->port[i])); + kfree(usb_get_serial_data(serial)); } -static void digi_read_bulk_callback( struct urb *urb ) +static void digi_read_bulk_callback(struct urb *urb) { - struct usb_serial_port *port = (struct usb_serial_port *)urb->context; struct digi_port *priv; struct digi_serial *serial_priv; int ret; int status = urb->status; - -dbg( "digi_read_bulk_callback: TOP" ); + dbg("digi_read_bulk_callback: TOP"); /* port sanity check, do not resubmit if port is not valid */ - if( port == NULL || (priv=usb_get_serial_port_data(port)) == NULL ) { + if (port == NULL || (priv = usb_get_serial_port_data(port)) == NULL) { err("%s: port or port->private is NULL, status=%d", __FUNCTION__, status); return; } - if( port->serial == NULL - || (serial_priv=usb_get_serial_data(port->serial)) == NULL ) { + if (port->serial == NULL || + (serial_priv=usb_get_serial_data(port->serial)) == NULL) { err("%s: serial is bad or serial->private is NULL, status=%d", - __FUNCTION__, status); + __FUNCTION__, status); return; } @@ -1768,24 +1637,23 @@ dbg( "digi_read_bulk_callback: TOP" ); } /* handle oob or inb callback, do not resubmit if error */ - if( priv->dp_port_num == serial_priv->ds_oob_port_num ) { - if( digi_read_oob_callback( urb ) != 0 ) + if (priv->dp_port_num == serial_priv->ds_oob_port_num) { + if (digi_read_oob_callback(urb) != 0) return; } else { - if( digi_read_inb_callback( urb ) != 0 ) + if (digi_read_inb_callback(urb) != 0) return; } /* continue read */ urb->dev = port->serial->dev; - if( (ret=usb_submit_urb(urb, GFP_ATOMIC)) != 0 ) { - err("%s: failed resubmitting urb, ret=%d, port=%d", __FUNCTION__, - ret, priv->dp_port_num ); + if ((ret = usb_submit_urb(urb, GFP_ATOMIC)) != 0) { + err("%s: failed resubmitting urb, ret=%d, port=%d", + __FUNCTION__, ret, priv->dp_port_num); } } - /* * Digi Read INB Callback * @@ -1796,7 +1664,7 @@ dbg( "digi_read_bulk_callback: TOP" ); * throttled, and -1 if the sanity checks failed. */ -static int digi_read_inb_callback( struct urb *urb ) +static int digi_read_inb_callback(struct urb *urb) { struct usb_serial_port *port = (struct usb_serial_port *)urb->context; @@ -1812,72 +1680,67 @@ static int digi_read_inb_callback( struct urb *urb ) /* do not process callbacks on closed ports */ /* but do continue the read chain */ - if( port->open_count == 0 ) - return( 0 ); + if (port->open_count == 0) + return 0; /* short/multiple packet check */ - if( urb->actual_length != len + 2 ) { - err("%s: INCOMPLETE OR MULTIPLE PACKET, urb status=%d, " + if (urb->actual_length != len + 2) { + err("%s: INCOMPLETE OR MULTIPLE PACKET, urb->status=%d, " "port=%d, opcode=%d, len=%d, actual_length=%d, " - "port_status=%d", __FUNCTION__, status, priv->dp_port_num, + "status=%d", __FUNCTION__, status, priv->dp_port_num, opcode, len, urb->actual_length, port_status); - return( -1 ); + return -1; } - spin_lock( &priv->dp_port_lock ); + spin_lock(&priv->dp_port_lock); /* check for throttle; if set, do not resubmit read urb */ /* indicate the read chain needs to be restarted on unthrottle */ throttled = priv->dp_throttled; - if( throttled ) + if (throttled) priv->dp_throttle_restart = 1; /* receive data */ - if( opcode == DIGI_CMD_RECEIVE_DATA ) { - + if (opcode == DIGI_CMD_RECEIVE_DATA) { /* get flag from port_status */ flag = 0; /* overrun is special, not associated with a char */ - if (port_status & DIGI_OVERRUN_ERROR) { - tty_insert_flip_char( tty, 0, TTY_OVERRUN ); - } + if (port_status & DIGI_OVERRUN_ERROR) + tty_insert_flip_char(tty, 0, TTY_OVERRUN); /* break takes precedence over parity, */ /* which takes precedence over framing errors */ - if (port_status & DIGI_BREAK_ERROR) { + if (port_status & DIGI_BREAK_ERROR) flag = TTY_BREAK; - } else if (port_status & DIGI_PARITY_ERROR) { + else if (port_status & DIGI_PARITY_ERROR) flag = TTY_PARITY; - } else if (port_status & DIGI_FRAMING_ERROR) { + else if (port_status & DIGI_FRAMING_ERROR) flag = TTY_FRAME; - } /* data length is len-1 (one byte of len is port_status) */ --len; len = tty_buffer_request_room(tty, len); - if( len > 0 ) { + if (len > 0) { /* Hot path */ - if(flag == TTY_NORMAL) + if (flag == TTY_NORMAL) tty_insert_flip_string(tty, data, len); else { for(i = 0; i < len; i++) tty_insert_flip_char(tty, data[i], flag); } - tty_flip_buffer_push( tty ); + tty_flip_buffer_push(tty); } } + spin_unlock(&priv->dp_port_lock); - spin_unlock( &priv->dp_port_lock ); - - if( opcode == DIGI_CMD_RECEIVE_DISABLE ) { - dbg("%s: got RECEIVE_DISABLE", __FUNCTION__ ); - } else if( opcode != DIGI_CMD_RECEIVE_DATA ) { - dbg("%s: unknown opcode: %d", __FUNCTION__, opcode ); - } + if (opcode == DIGI_CMD_RECEIVE_DISABLE) + dbg("%s: got RECEIVE_DISABLE", __FUNCTION__); + else if (opcode != DIGI_CMD_RECEIVE_DATA) + dbg("%s: unknown opcode: %d", __FUNCTION__, opcode); - return( throttled ? 1 : 0 ); + return(throttled ? 1 : 0); } @@ -1891,7 +1754,7 @@ static int digi_read_inb_callback( struct urb *urb ) * -1 if the sanity checks failed. */ -static int digi_read_oob_callback( struct urb *urb ) +static int digi_read_oob_callback(struct urb *urb) { struct usb_serial_port *port = (struct usb_serial_port *)urb->context; @@ -1900,87 +1763,75 @@ static int digi_read_oob_callback( struct urb *urb ) int opcode, line, status, val; int i; - -dbg( "digi_read_oob_callback: port=%d, len=%d", priv->dp_port_num, -urb->actual_length ); + dbg("digi_read_oob_callback: port=%d, len=%d", + priv->dp_port_num, urb->actual_length); /* handle each oob command */ - for( i=0; i<urb->actual_length-3; ) { - + for(i = 0; i < urb->actual_length - 3;) { opcode = ((unsigned char *)urb->transfer_buffer)[i++]; line = ((unsigned char *)urb->transfer_buffer)[i++]; status = ((unsigned char *)urb->transfer_buffer)[i++]; val = ((unsigned char *)urb->transfer_buffer)[i++]; -dbg( "digi_read_oob_callback: opcode=%d, line=%d, status=%d, val=%d", -opcode, line, status, val ); + dbg("digi_read_oob_callback: opcode=%d, line=%d, status=%d, val=%d", + opcode, line, status, val); - if( status != 0 || line >= serial->type->num_ports ) + if (status != 0 || line >= serial->type->num_ports) continue; port = serial->port[line]; - if ((priv=usb_get_serial_port_data(port)) == NULL ) + if ((priv=usb_get_serial_port_data(port)) == NULL) return -1; - if( opcode == DIGI_CMD_READ_INPUT_SIGNALS ) { - - spin_lock( &priv->dp_port_lock ); - + if (opcode == DIGI_CMD_READ_INPUT_SIGNALS) { + spin_lock(&priv->dp_port_lock); /* convert from digi flags to termiox flags */ - if( val & DIGI_READ_INPUT_SIGNALS_CTS ) { + if (val & DIGI_READ_INPUT_SIGNALS_CTS) { priv->dp_modem_signals |= TIOCM_CTS; /* port must be open to use tty struct */ - if( port->open_count - && port->tty->termios->c_cflag & CRTSCTS ) { + if (port->open_count + && port->tty->termios->c_cflag & CRTSCTS) { port->tty->hw_stopped = 0; - digi_wakeup_write( port ); + digi_wakeup_write(port); } } else { priv->dp_modem_signals &= ~TIOCM_CTS; /* port must be open to use tty struct */ - if( port->open_count - && port->tty->termios->c_cflag & CRTSCTS ) { + if (port->open_count + && port->tty->termios->c_cflag & CRTSCTS) { port->tty->hw_stopped = 1; } } - if( val & DIGI_READ_INPUT_SIGNALS_DSR ) + if (val & DIGI_READ_INPUT_SIGNALS_DSR) priv->dp_modem_signals |= TIOCM_DSR; else priv->dp_modem_signals &= ~TIOCM_DSR; - if( val & DIGI_READ_INPUT_SIGNALS_RI ) + if (val & DIGI_READ_INPUT_SIGNALS_RI) priv->dp_modem_signals |= TIOCM_RI; else priv->dp_modem_signals &= ~TIOCM_RI; - if( val & DIGI_READ_INPUT_SIGNALS_DCD ) + if (val & DIGI_READ_INPUT_SIGNALS_DCD) priv->dp_modem_signals |= TIOCM_CD; else priv->dp_modem_signals &= ~TIOCM_CD; - wake_up_interruptible( &priv->dp_modem_change_wait ); - spin_unlock( &priv->dp_port_lock ); - - } else if( opcode == DIGI_CMD_TRANSMIT_IDLE ) { - - spin_lock( &priv->dp_port_lock ); + wake_up_interruptible(&priv->dp_modem_change_wait); + spin_unlock(&priv->dp_port_lock); + } else if (opcode == DIGI_CMD_TRANSMIT_IDLE) { + spin_lock(&priv->dp_port_lock); priv->dp_transmit_idle = 1; - wake_up_interruptible( &priv->dp_transmit_idle_wait ); - spin_unlock( &priv->dp_port_lock ); - - } else if( opcode == DIGI_CMD_IFLUSH_FIFO ) { - - wake_up_interruptible( &priv->dp_flush_wait ); - + wake_up_interruptible(&priv->dp_transmit_idle_wait); + spin_unlock(&priv->dp_port_lock); + } else if (opcode == DIGI_CMD_IFLUSH_FIFO) { + wake_up_interruptible(&priv->dp_flush_wait); } - } - - return( 0 ); + return 0; } - -static int __init digi_init (void) +static int __init digi_init(void) { int retval; retval = usb_serial_register(&digi_acceleport_2_device); @@ -2002,12 +1853,11 @@ failed_acceleport_2_device: return retval; } - static void __exit digi_exit (void) { - usb_deregister (&digi_driver); - usb_serial_deregister (&digi_acceleport_2_device); - usb_serial_deregister (&digi_acceleport_4_device); + usb_deregister(&digi_driver); + usb_serial_deregister(&digi_acceleport_2_device); + usb_serial_deregister(&digi_acceleport_4_device); } @@ -2015,8 +1865,8 @@ module_init(digi_init); module_exit(digi_exit); -MODULE_AUTHOR( DRIVER_AUTHOR ); -MODULE_DESCRIPTION( DRIVER_DESC ); +MODULE_AUTHOR(DRIVER_AUTHOR); +MODULE_DESCRIPTION(DRIVER_DESC); MODULE_LICENSE("GPL"); module_param(debug, bool, S_IRUGO | S_IWUSR); diff --git a/drivers/usb/serial/ftdi_sio.c b/drivers/usb/serial/ftdi_sio.c index 7b1673a4407..e4c248c98e8 100644 --- a/drivers/usb/serial/ftdi_sio.c +++ b/drivers/usb/serial/ftdi_sio.c @@ -538,6 +538,8 @@ static struct usb_device_id id_table_combined [] = { { USB_DEVICE(FTDI_VID, FTDI_TERATRONIK_VCP_PID) }, { USB_DEVICE(FTDI_VID, FTDI_TERATRONIK_D2XX_PID) }, { USB_DEVICE(EVOLUTION_VID, EVOLUTION_ER1_PID) }, + { USB_DEVICE(EVOLUTION_VID, EVO_HYBRID_PID) }, + { USB_DEVICE(EVOLUTION_VID, EVO_RCM4_PID) }, { USB_DEVICE(FTDI_VID, FTDI_ARTEMIS_PID) }, { USB_DEVICE(FTDI_VID, FTDI_ATIK_ATK16_PID) }, { USB_DEVICE(FTDI_VID, FTDI_ATIK_ATK16C_PID) }, @@ -566,6 +568,7 @@ static struct usb_device_id id_table_combined [] = { { USB_DEVICE(ELEKTOR_VID, ELEKTOR_FT323R_PID) }, { USB_DEVICE(TELLDUS_VID, TELLDUS_TELLSTICK_PID) }, { USB_DEVICE(FTDI_VID, FTDI_MAXSTREAM_PID) }, + { USB_DEVICE(TML_VID, TML_USB_SERIAL_PID) }, { USB_DEVICE(OLIMEX_VID, OLIMEX_ARM_USB_OCD_PID), .driver_info = (kernel_ulong_t)&ftdi_olimex_quirk }, { }, /* Optional parameter entry */ @@ -1166,7 +1169,9 @@ static void remove_sysfs_attrs(struct usb_serial_port *port) /* XXX see create_sysfs_attrs */ if (priv->chip_type != SIO) { device_remove_file(&port->dev, &dev_attr_event_char); - if (priv->chip_type == FT232BM || priv->chip_type == FT2232C) { + if (priv->chip_type == FT232BM || + priv->chip_type == FT2232C || + priv->chip_type == FT232RL) { device_remove_file(&port->dev, &dev_attr_latency_timer); } } @@ -2099,6 +2104,7 @@ static int ftdi_tiocmget (struct usb_serial_port *port, struct file *file) case FT8U232AM: case FT232BM: case FT2232C: + case FT232RL: /* the 8U232AM returns a two byte value (the sio is a 1 byte value) - in the same format as the data returned from the in point */ if ((ret = usb_control_msg(port->serial->dev, diff --git a/drivers/usb/serial/ftdi_sio.h b/drivers/usb/serial/ftdi_sio.h index d9e49716db1..b57b90ae9f9 100644 --- a/drivers/usb/serial/ftdi_sio.h +++ b/drivers/usb/serial/ftdi_sio.h @@ -430,6 +430,9 @@ */ #define EVOLUTION_VID 0xDEEE /* Vendor ID */ #define EVOLUTION_ER1_PID 0x0300 /* ER1 Control Module */ +#define EVO_8U232AM_PID 0x02FF /* Evolution robotics RCM2 (FT232AM)*/ +#define EVO_HYBRID_PID 0x0302 /* Evolution robotics RCM4 PID (FT232BM)*/ +#define EVO_RCM4_PID 0x0303 /* Evolution robotics RCM4 PID */ /* Pyramid Computer GmbH */ #define FTDI_PYRAMID_PID 0xE6C8 /* Pyramid Appliance Display */ @@ -531,6 +534,14 @@ #define OLIMEX_VID 0x15BA #define OLIMEX_ARM_USB_OCD_PID 0x0003 + +/* + * The Mobility Lab (TML) + * Submitted by Pierre Castella + */ +#define TML_VID 0x1B91 /* Vendor ID */ +#define TML_USB_SERIAL_PID 0x0064 /* USB - Serial Converter */ + /* Commands */ #define FTDI_SIO_RESET 0 /* Reset the port */ #define FTDI_SIO_MODEM_CTRL 1 /* Set the modem control register */ diff --git a/drivers/usb/serial/funsoft.c b/drivers/usb/serial/funsoft.c index 4092f6dc9ef..b5194dc7d3b 100644 --- a/drivers/usb/serial/funsoft.c +++ b/drivers/usb/serial/funsoft.c @@ -24,26 +24,6 @@ static struct usb_device_id id_table [] = { }; MODULE_DEVICE_TABLE(usb, id_table); -static int funsoft_ioctl(struct usb_serial_port *port, struct file *file, - unsigned int cmd, unsigned long arg) -{ - struct ktermios t; - - dbg("%s - port %d, cmd 0x%04x", __FUNCTION__, port->number, cmd); - - if (cmd == TCSETSF) { - if (user_termios_to_kernel_termios(&t, (struct termios __user *)arg)) - return -EFAULT; - - dbg("%s - iflag:%x oflag:%x cflag:%x lflag:%x", __FUNCTION__, - t.c_iflag, t.c_oflag, t.c_cflag, t.c_lflag); - - if (!(t.c_lflag & ICANON)) - return -EINVAL; - } - return -ENOIOCTLCMD; -} - static struct usb_driver funsoft_driver = { .name = "funsoft", .probe = usb_serial_probe, @@ -63,7 +43,6 @@ static struct usb_serial_driver funsoft_device = { .num_bulk_in = NUM_DONT_CARE, .num_bulk_out = NUM_DONT_CARE, .num_ports = 1, - .ioctl = funsoft_ioctl, }; static int __init funsoft_init(void) diff --git a/drivers/usb/serial/garmin_gps.c b/drivers/usb/serial/garmin_gps.c index 04bd3b7a298..f1c90cfe725 100644 --- a/drivers/usb/serial/garmin_gps.c +++ b/drivers/usb/serial/garmin_gps.c @@ -1,7 +1,7 @@ /* * Garmin GPS driver * - * Copyright (C) 2006 Hermann Kneissel herkne@users.sourceforge.net + * Copyright (C) 2006,2007 Hermann Kneissel herkne@users.sourceforge.net * * The latest version of the driver can be found at * http://sourceforge.net/projects/garmin-gps/ @@ -34,6 +34,7 @@ #include <linux/module.h> #include <linux/spinlock.h> #include <asm/uaccess.h> +#include <asm/atomic.h> #include <linux/usb.h> #include <linux/usb/serial.h> @@ -52,7 +53,7 @@ static int debug = 0; */ #define VERSION_MAJOR 0 -#define VERSION_MINOR 28 +#define VERSION_MINOR 31 #define _STR(s) #s #define _DRIVER_VERSION(a,b) "v" _STR(a) "." _STR(b) @@ -141,6 +142,8 @@ struct garmin_data { __u8 inbuffer [GPS_IN_BUFSIZ]; /* tty -> usb */ __u8 outbuffer[GPS_OUT_BUFSIZ]; /* usb -> tty */ __u8 privpkt[4*6]; + atomic_t req_count; + atomic_t resp_count; spinlock_t lock; struct list_head pktlist; }; @@ -171,8 +174,6 @@ struct garmin_data { #define CLEAR_HALT_REQUIRED 0x0001 #define FLAGS_QUEUING 0x0100 -#define FLAGS_APP_RESP_SEEN 0x0200 -#define FLAGS_APP_REQ_SEEN 0x0400 #define FLAGS_DROP_DATA 0x0800 #define FLAGS_GSP_SKIP 0x1000 @@ -186,7 +187,8 @@ struct garmin_data { /* function prototypes */ static void gsp_next_packet(struct garmin_data * garmin_data_p); static int garmin_write_bulk(struct usb_serial_port *port, - const unsigned char *buf, int count); + const unsigned char *buf, int count, + int dismiss_ack); /* some special packets to be send or received */ static unsigned char const GARMIN_START_SESSION_REQ[] @@ -233,9 +235,7 @@ static struct usb_driver garmin_driver = { static inline int noResponseFromAppLayer(struct garmin_data * garmin_data_p) { - return ((garmin_data_p->flags - & (FLAGS_APP_REQ_SEEN|FLAGS_APP_RESP_SEEN)) - == FLAGS_APP_REQ_SEEN); + return atomic_read(&garmin_data_p->req_count) == atomic_read(&garmin_data_p->resp_count); } @@ -463,7 +463,7 @@ static int gsp_rec_packet(struct garmin_data * garmin_data_p, int count) usbdata[2] = __cpu_to_le32(size); garmin_write_bulk (garmin_data_p->port, garmin_data_p->inbuffer, - GARMIN_PKTHDR_LENGTH+size); + GARMIN_PKTHDR_LENGTH+size, 0); /* if this was an abort-transfer command, flush all queued data. */ @@ -818,7 +818,7 @@ static int nat_receive(struct garmin_data * garmin_data_p, if (garmin_data_p->insize >= len) { garmin_write_bulk (garmin_data_p->port, garmin_data_p->inbuffer, - len); + len, 0); garmin_data_p->insize = 0; /* if this was an abort-transfer command, @@ -893,10 +893,11 @@ static int garmin_clear(struct garmin_data * garmin_data_p) struct usb_serial_port *port = garmin_data_p->port; - if (port != NULL && garmin_data_p->flags & FLAGS_APP_RESP_SEEN) { + if (port != NULL && atomic_read(&garmin_data_p->resp_count)) { /* send a terminate command */ status = garmin_write_bulk(port, GARMIN_STOP_TRANSFER_REQ, - sizeof(GARMIN_STOP_TRANSFER_REQ)); + sizeof(GARMIN_STOP_TRANSFER_REQ), + 1); } /* flush all queued data */ @@ -939,7 +940,8 @@ static int garmin_init_session(struct usb_serial_port *port) dbg("%s - starting session ...", __FUNCTION__); garmin_data_p->state = STATE_ACTIVE; status = garmin_write_bulk(port, GARMIN_START_SESSION_REQ, - sizeof(GARMIN_START_SESSION_REQ)); + sizeof(GARMIN_START_SESSION_REQ), + 0); if (status >= 0) { @@ -950,7 +952,8 @@ static int garmin_init_session(struct usb_serial_port *port) /* not needed, but the win32 driver does it too ... */ status = garmin_write_bulk(port, GARMIN_START_SESSION_REQ2, - sizeof(GARMIN_START_SESSION_REQ2)); + sizeof(GARMIN_START_SESSION_REQ2), + 0); if (status >= 0) { status = 0; spin_lock_irqsave(&garmin_data_p->lock, flags); @@ -987,6 +990,8 @@ static int garmin_open (struct usb_serial_port *port, struct file *filp) garmin_data_p->mode = initial_mode; garmin_data_p->count = 0; garmin_data_p->flags = 0; + atomic_set(&garmin_data_p->req_count, 0); + atomic_set(&garmin_data_p->resp_count, 0); spin_unlock_irqrestore(&garmin_data_p->lock, flags); /* shutdown any bulk reads that might be going on */ @@ -1035,28 +1040,39 @@ static void garmin_write_bulk_callback (struct urb *urb) { unsigned long flags; struct usb_serial_port *port = (struct usb_serial_port *)urb->context; - struct garmin_data * garmin_data_p = usb_get_serial_port_data(port); int status = urb->status; - /* free up the transfer buffer, as usb_free_urb() does not do this */ - kfree (urb->transfer_buffer); + if (port) { + struct garmin_data * garmin_data_p = usb_get_serial_port_data(port); - dbg("%s - port %d", __FUNCTION__, port->number); + dbg("%s - port %d", __FUNCTION__, port->number); - if (status) { - dbg("%s - nonzero write bulk status received: %d", - __FUNCTION__, status); - spin_lock_irqsave(&garmin_data_p->lock, flags); - garmin_data_p->flags |= CLEAR_HALT_REQUIRED; - spin_unlock_irqrestore(&garmin_data_p->lock, flags); + if (GARMIN_LAYERID_APPL == getLayerId(urb->transfer_buffer) + && (garmin_data_p->mode == MODE_GARMIN_SERIAL)) { + gsp_send_ack(garmin_data_p, ((__u8 *)urb->transfer_buffer)[4]); + } + + if (status) { + dbg("%s - nonzero write bulk status received: %d", + __FUNCTION__, urb->status); + spin_lock_irqsave(&garmin_data_p->lock, flags); + garmin_data_p->flags |= CLEAR_HALT_REQUIRED; + spin_unlock_irqrestore(&garmin_data_p->lock, flags); + } + + usb_serial_port_softint(port); } - usb_serial_port_softint(port); + /* Ignore errors that resulted from garmin_write_bulk with dismiss_ack=1 */ + + /* free up the transfer buffer, as usb_free_urb() does not do this */ + kfree (urb->transfer_buffer); } static int garmin_write_bulk (struct usb_serial_port *port, - const unsigned char *buf, int count) + const unsigned char *buf, int count, + int dismiss_ack) { unsigned long flags; struct usb_serial *serial = port->serial; @@ -1093,13 +1109,12 @@ static int garmin_write_bulk (struct usb_serial_port *port, usb_sndbulkpipe (serial->dev, port->bulk_out_endpointAddress), buffer, count, - garmin_write_bulk_callback, port); + garmin_write_bulk_callback, + dismiss_ack ? NULL : port); urb->transfer_flags |= URB_ZERO_PACKET; if (GARMIN_LAYERID_APPL == getLayerId(buffer)) { - spin_lock_irqsave(&garmin_data_p->lock, flags); - garmin_data_p->flags |= FLAGS_APP_REQ_SEEN; - spin_unlock_irqrestore(&garmin_data_p->lock, flags); + atomic_inc(&garmin_data_p->req_count); if (garmin_data_p->mode == MODE_GARMIN_SERIAL) { pkt_clear(garmin_data_p); garmin_data_p->state = STATE_GSP_WAIT_DATA; @@ -1114,13 +1129,6 @@ static int garmin_write_bulk (struct usb_serial_port *port, "failed with status = %d\n", __FUNCTION__, status); count = status; - } else { - - if (GARMIN_LAYERID_APPL == getLayerId(buffer) - && (garmin_data_p->mode == MODE_GARMIN_SERIAL)) { - - gsp_send_ack(garmin_data_p, buffer[4]); - } } /* we are done with this urb, so let the host driver @@ -1135,7 +1143,6 @@ static int garmin_write_bulk (struct usb_serial_port *port, static int garmin_write (struct usb_serial_port *port, const unsigned char *buf, int count) { - unsigned long flags; int pktid, pktsiz, len; struct garmin_data * garmin_data_p = usb_get_serial_port_data(port); __le32 *privpkt = (__le32 *)garmin_data_p->privpkt; @@ -1186,9 +1193,7 @@ static int garmin_write (struct usb_serial_port *port, break; case PRIV_PKTID_RESET_REQ: - spin_lock_irqsave(&garmin_data_p->lock, flags); - garmin_data_p->flags |= FLAGS_APP_REQ_SEEN; - spin_unlock_irqrestore(&garmin_data_p->lock, flags); + atomic_inc(&garmin_data_p->req_count); break; case PRIV_PKTID_SET_DEF_MODE: @@ -1241,8 +1246,6 @@ static int garmin_chars_in_buffer (struct usb_serial_port *port) static void garmin_read_process(struct garmin_data * garmin_data_p, unsigned char *data, unsigned data_length) { - unsigned long flags; - if (garmin_data_p->flags & FLAGS_DROP_DATA) { /* abort-transfer cmd is actice */ dbg("%s - pkt dropped", __FUNCTION__); @@ -1254,9 +1257,7 @@ static void garmin_read_process(struct garmin_data * garmin_data_p, the device */ if (0 == memcmp(data, GARMIN_APP_LAYER_REPLY, sizeof(GARMIN_APP_LAYER_REPLY))) { - spin_lock_irqsave(&garmin_data_p->lock, flags); - garmin_data_p->flags |= FLAGS_APP_RESP_SEEN; - spin_unlock_irqrestore(&garmin_data_p->lock, flags); + atomic_inc(&garmin_data_p->resp_count); } /* if throttling is active or postprecessing is required diff --git a/drivers/usb/serial/io_edgeport.c b/drivers/usb/serial/io_edgeport.c index dd42f57089f..2ecb1d2a034 100644 --- a/drivers/usb/serial/io_edgeport.c +++ b/drivers/usb/serial/io_edgeport.c @@ -2366,9 +2366,8 @@ static int send_cmd_write_baud_rate (struct edgeport_port *edge_port, int baudRa int status; unsigned char number = edge_port->port->number - edge_port->port->serial->minor; - if ((!edge_serial->is_epic) || - ((edge_serial->is_epic) && - (!edge_serial->epic_descriptor.Supports.IOSPSetBaudRate))) { + if (edge_serial->is_epic && + !edge_serial->epic_descriptor.Supports.IOSPSetBaudRate) { dbg("SendCmdWriteBaudRate - NOT Setting baud rate for port = %d, baud = %d", edge_port->port->number, baudRate); return 0; @@ -2461,18 +2460,16 @@ static int send_cmd_write_uart_register (struct edgeport_port *edge_port, __u8 r dbg("%s - write to %s register 0x%02x", (regNum == MCR) ? "MCR" : "LCR", __FUNCTION__, regValue); - if ((!edge_serial->is_epic) || - ((edge_serial->is_epic) && - (!edge_serial->epic_descriptor.Supports.IOSPWriteMCR) && - (regNum == MCR))) { + if (edge_serial->is_epic && + !edge_serial->epic_descriptor.Supports.IOSPWriteMCR && + regNum == MCR) { dbg("SendCmdWriteUartReg - Not writing to MCR Register"); return 0; } - if ((!edge_serial->is_epic) || - ((edge_serial->is_epic) && - (!edge_serial->epic_descriptor.Supports.IOSPWriteLCR) && - (regNum == LCR))) { + if (edge_serial->is_epic && + !edge_serial->epic_descriptor.Supports.IOSPWriteLCR && + regNum == LCR) { dbg ("SendCmdWriteUartReg - Not writing to LCR Register"); return 0; } diff --git a/drivers/usb/serial/io_ti.c b/drivers/usb/serial/io_ti.c index 0d3903691e8..b8670905bc3 100644 --- a/drivers/usb/serial/io_ti.c +++ b/drivers/usb/serial/io_ti.c @@ -2794,16 +2794,14 @@ static void edge_shutdown (struct usb_serial *serial) dbg ("%s", __FUNCTION__); - for (i=0; i < serial->num_ports; ++i) { + for (i = 0; i < serial->num_ports; ++i) { edge_port = usb_get_serial_port_data(serial->port[i]); edge_remove_sysfs_attrs(edge_port->port); - if (edge_port) { - edge_buf_free(edge_port->ep_out_buf); - kfree(edge_port); - } + edge_buf_free(edge_port->ep_out_buf); + kfree(edge_port); usb_set_serial_port_data(serial->port[i], NULL); } - kfree (usb_get_serial_data(serial)); + kfree(usb_get_serial_data(serial)); usb_set_serial_data(serial, NULL); } diff --git a/drivers/usb/serial/ipaq.c b/drivers/usb/serial/ipaq.c index 0455c1552ae..e836ad07fdb 100644 --- a/drivers/usb/serial/ipaq.c +++ b/drivers/usb/serial/ipaq.c @@ -256,6 +256,7 @@ static struct usb_device_id ipaq_id_table [] = { { USB_DEVICE(0x04DD, 0x9121) }, /* SHARP WS004SH USB Modem */ { USB_DEVICE(0x04DD, 0x9123) }, /* SHARP WS007SH USB Modem */ { USB_DEVICE(0x04DD, 0x9151) }, /* SHARP S01SH USB Modem */ + { USB_DEVICE(0x04DD, 0x91AC) }, /* SHARP WS011SH USB Modem */ { USB_DEVICE(0x04E8, 0x5F00) }, /* Samsung NEXiO USB Sync */ { USB_DEVICE(0x04E8, 0x5F01) }, /* Samsung NEXiO USB Sync */ { USB_DEVICE(0x04E8, 0x5F02) }, /* Samsung NEXiO USB Sync */ @@ -545,6 +546,7 @@ static struct usb_device_id ipaq_id_table [] = { { USB_DEVICE(0x413C, 0x4009) }, /* Dell Axim USB Sync */ { USB_DEVICE(0x4505, 0x0010) }, /* Smartphone */ { USB_DEVICE(0x5E04, 0xCE00) }, /* SAGEM Wireless Assistant */ + { USB_DEVICE(0x0BB4, 0x00CF) }, /* HTC smartphone modems */ { } /* Terminating entry */ }; @@ -645,11 +647,13 @@ static int ipaq_open(struct usb_serial_port *port, struct file *filp) kfree(port->bulk_out_buffer); port->bulk_in_buffer = kmalloc(URBDATA_SIZE, GFP_KERNEL); if (port->bulk_in_buffer == NULL) { + port->bulk_out_buffer = NULL; /* prevent double free */ goto enomem; } port->bulk_out_buffer = kmalloc(URBDATA_SIZE, GFP_KERNEL); if (port->bulk_out_buffer == NULL) { kfree(port->bulk_in_buffer); + port->bulk_in_buffer = NULL; goto enomem; } port->read_urb->transfer_buffer = port->bulk_in_buffer; diff --git a/drivers/usb/serial/kl5kusb105.c b/drivers/usb/serial/kl5kusb105.c index 5a4127e62c4..90e3216abd1 100644 --- a/drivers/usb/serial/kl5kusb105.c +++ b/drivers/usb/serial/kl5kusb105.c @@ -728,24 +728,32 @@ static void klsi_105_set_termios (struct usb_serial_port *port, #endif } - switch(cflag & CBAUD) { - case B0: /* handled below */ + switch(tty_get_baud_rate(port->tty)) { + case 0: /* handled below */ break; - case B1200: priv->cfg.baudrate = kl5kusb105a_sio_b1200; + case 1200: + priv->cfg.baudrate = kl5kusb105a_sio_b1200; break; - case B2400: priv->cfg.baudrate = kl5kusb105a_sio_b2400; + case 2400: + priv->cfg.baudrate = kl5kusb105a_sio_b2400; break; - case B4800: priv->cfg.baudrate = kl5kusb105a_sio_b4800; + case 4800: + priv->cfg.baudrate = kl5kusb105a_sio_b4800; break; - case B9600: priv->cfg.baudrate = kl5kusb105a_sio_b9600; + case 9600: + priv->cfg.baudrate = kl5kusb105a_sio_b9600; break; - case B19200: priv->cfg.baudrate = kl5kusb105a_sio_b19200; + case 19200: + priv->cfg.baudrate = kl5kusb105a_sio_b19200; break; - case B38400: priv->cfg.baudrate = kl5kusb105a_sio_b38400; + case 38400: + priv->cfg.baudrate = kl5kusb105a_sio_b38400; break; - case B57600: priv->cfg.baudrate = kl5kusb105a_sio_b57600; + case 57600: + priv->cfg.baudrate = kl5kusb105a_sio_b57600; break; - case B115200: priv->cfg.baudrate = kl5kusb105a_sio_b115200; + case 115200: + priv->cfg.baudrate = kl5kusb105a_sio_b115200; break; default: err("KLSI USB->Serial converter:" diff --git a/drivers/usb/serial/kobil_sct.c b/drivers/usb/serial/kobil_sct.c index 02a86dbc0e9..6f224195bd2 100644 --- a/drivers/usb/serial/kobil_sct.c +++ b/drivers/usb/serial/kobil_sct.c @@ -82,6 +82,7 @@ static int kobil_tiocmset(struct usb_serial_port *port, struct file *file, unsigned int set, unsigned int clear); static void kobil_read_int_callback( struct urb *urb ); static void kobil_write_callback( struct urb *purb ); +static void kobil_set_termios(struct usb_serial_port *port, struct ktermios *old); static struct usb_device_id id_table [] = { @@ -119,6 +120,7 @@ static struct usb_serial_driver kobil_device = { .attach = kobil_startup, .shutdown = kobil_shutdown, .ioctl = kobil_ioctl, + .set_termios = kobil_set_termios, .tiocmget = kobil_tiocmget, .tiocmset = kobil_tiocmset, .open = kobil_open, @@ -137,7 +139,6 @@ struct kobil_private { int cur_pos; // index of the next char to send in buf __u16 device_type; int line_state; - struct ktermios internal_termios; }; @@ -216,7 +217,7 @@ static void kobil_shutdown (struct usb_serial *serial) static int kobil_open (struct usb_serial_port *port, struct file *filp) { - int i, result = 0; + int result = 0; struct kobil_private *priv; unsigned char *transfer_buffer; int transfer_buffer_length = 8; @@ -242,16 +243,6 @@ static int kobil_open (struct usb_serial_port *port, struct file *filp) port->tty->termios->c_iflag = IGNBRK | IGNPAR | IXOFF; port->tty->termios->c_oflag &= ~ONLCR; // do NOT translate CR to CR-NL (0x0A -> 0x0A 0x0D) - // set up internal termios structure - priv->internal_termios.c_iflag = port->tty->termios->c_iflag; - priv->internal_termios.c_oflag = port->tty->termios->c_oflag; - priv->internal_termios.c_cflag = port->tty->termios->c_cflag; - priv->internal_termios.c_lflag = port->tty->termios->c_lflag; - - for (i=0; i<NCCS; i++) { - priv->internal_termios.c_cc[i] = port->tty->termios->c_cc[i]; - } - // allocate memory for transfer buffer transfer_buffer = kzalloc(transfer_buffer_length, GFP_KERNEL); if (! transfer_buffer) { @@ -607,102 +598,79 @@ static int kobil_tiocmset(struct usb_serial_port *port, struct file *file, return (result < 0) ? result : 0; } - -static int kobil_ioctl(struct usb_serial_port *port, struct file *file, - unsigned int cmd, unsigned long arg) +static void kobil_set_termios(struct usb_serial_port *port, struct ktermios *old) { struct kobil_private * priv; int result; unsigned short urb_val = 0; - unsigned char *transfer_buffer; - int transfer_buffer_length = 8; - char *settings; - void __user *user_arg = (void __user *)arg; + int c_cflag = port->tty->termios->c_cflag; + speed_t speed; + void * settings; priv = usb_get_serial_port_data(port); - if ((priv->device_type == KOBIL_USBTWIN_PRODUCT_ID) || (priv->device_type == KOBIL_KAAN_SIM_PRODUCT_ID)) { + if (priv->device_type == KOBIL_USBTWIN_PRODUCT_ID || priv->device_type == KOBIL_KAAN_SIM_PRODUCT_ID) // This device doesn't support ioctl calls - return 0; - } - - switch (cmd) { - case TCGETS: // 0x5401 - if (!access_ok(VERIFY_WRITE, user_arg, sizeof(struct ktermios))) { - dbg("%s - port %d Error in access_ok", __FUNCTION__, port->number); - return -EFAULT; - } - if (kernel_termios_to_user_termios((struct ktermios __user *)arg, - &priv->internal_termios)) - return -EFAULT; - return 0; - - case TCSETS: // 0x5402 - if (!(port->tty->termios)) { - dbg("%s - port %d Error: port->tty->termios is NULL", __FUNCTION__, port->number); - return -ENOTTY; - } - if (!access_ok(VERIFY_READ, user_arg, sizeof(struct ktermios))) { - dbg("%s - port %d Error in access_ok", __FUNCTION__, port->number); - return -EFAULT; - } - if (user_termios_to_kernel_termios(&priv->internal_termios, - (struct ktermios __user *)arg)) - return -EFAULT; - - settings = kzalloc(50, GFP_KERNEL); - if (! settings) { - return -ENOBUFS; - } + return; - switch (priv->internal_termios.c_cflag & CBAUD) { - case B1200: + switch (speed = tty_get_baud_rate(port->tty)) { + case 1200: urb_val = SUSBCR_SBR_1200; - strcat(settings, "1200 "); break; - case B9600: + case 9600: default: urb_val = SUSBCR_SBR_9600; - strcat(settings, "9600 "); break; - } + } + urb_val |= (c_cflag & CSTOPB) ? SUSBCR_SPASB_2StopBits : SUSBCR_SPASB_1StopBit; + + settings = kzalloc(50, GFP_KERNEL); + if (! settings) + return; - urb_val |= (priv->internal_termios.c_cflag & CSTOPB) ? SUSBCR_SPASB_2StopBits : SUSBCR_SPASB_1StopBit; - strcat(settings, (priv->internal_termios.c_cflag & CSTOPB) ? "2 StopBits " : "1 StopBit "); + sprintf(settings, "%d ", speed); - if (priv->internal_termios.c_cflag & PARENB) { - if (priv->internal_termios.c_cflag & PARODD) { - urb_val |= SUSBCR_SPASB_OddParity; - strcat(settings, "Odd Parity"); - } else { - urb_val |= SUSBCR_SPASB_EvenParity; - strcat(settings, "Even Parity"); - } + if (c_cflag & PARENB) { + if (c_cflag & PARODD) { + urb_val |= SUSBCR_SPASB_OddParity; + strcat(settings, "Odd Parity"); } else { - urb_val |= SUSBCR_SPASB_NoParity; - strcat(settings, "No Parity"); + urb_val |= SUSBCR_SPASB_EvenParity; + strcat(settings, "Even Parity"); } - dbg("%s - port %d setting port to: %s", __FUNCTION__, port->number, settings ); + } else { + urb_val |= SUSBCR_SPASB_NoParity; + strcat(settings, "No Parity"); + } - result = usb_control_msg( port->serial->dev, - usb_rcvctrlpipe(port->serial->dev, 0 ), - SUSBCRequest_SetBaudRateParityAndStopBits, - USB_TYPE_VENDOR | USB_RECIP_ENDPOINT | USB_DIR_OUT, - urb_val, - 0, - settings, - 0, - KOBIL_TIMEOUT - ); + result = usb_control_msg( port->serial->dev, + usb_rcvctrlpipe(port->serial->dev, 0 ), + SUSBCRequest_SetBaudRateParityAndStopBits, + USB_TYPE_VENDOR | USB_RECIP_ENDPOINT | USB_DIR_OUT, + urb_val, + 0, + settings, + 0, + KOBIL_TIMEOUT + ); + kfree(settings); +} - dbg("%s - port %d Send set_baudrate URB returns: %i", __FUNCTION__, port->number, result); - kfree(settings); +static int kobil_ioctl(struct usb_serial_port *port, struct file * file, unsigned int cmd, unsigned long arg) +{ + struct kobil_private * priv = usb_get_serial_port_data(port); + unsigned char *transfer_buffer; + int transfer_buffer_length = 8; + int result; + + if (priv->device_type == KOBIL_USBTWIN_PRODUCT_ID || priv->device_type == KOBIL_KAAN_SIM_PRODUCT_ID) + // This device doesn't support ioctl calls return 0; + switch (cmd) { case TCFLSH: // 0x540B transfer_buffer = kmalloc(transfer_buffer_length, GFP_KERNEL); - if (! transfer_buffer) { + if (! transfer_buffer) return -ENOBUFS; - } result = usb_control_msg( port->serial->dev, usb_rcvctrlpipe(port->serial->dev, 0 ), @@ -716,15 +684,13 @@ static int kobil_ioctl(struct usb_serial_port *port, struct file *file, ); dbg("%s - port %d Send reset_all_queues (FLUSH) URB returns: %i", __FUNCTION__, port->number, result); - kfree(transfer_buffer); - return ((result < 0) ? -EFAULT : 0); - + return (result < 0) ? -EFAULT : 0; + default: + return -ENOIOCTLCMD; } - return -ENOIOCTLCMD; } - static int __init kobil_init (void) { int retval; diff --git a/drivers/usb/serial/mct_u232.c b/drivers/usb/serial/mct_u232.c index 2a3fabcf518..0dc99f75bb0 100644 --- a/drivers/usb/serial/mct_u232.c +++ b/drivers/usb/serial/mct_u232.c @@ -184,21 +184,21 @@ struct mct_u232_private { * we do not know how to support. We ignore them for the moment. * XXX Rate-limit the error message, it's user triggerable. */ -static int mct_u232_calculate_baud_rate(struct usb_serial *serial, int value) +static int mct_u232_calculate_baud_rate(struct usb_serial *serial, speed_t value) { if (le16_to_cpu(serial->dev->descriptor.idProduct) == MCT_U232_SITECOM_PID || le16_to_cpu(serial->dev->descriptor.idProduct) == MCT_U232_BELKIN_F5U109_PID) { switch (value) { - case B300: return 0x01; - case B600: return 0x02; /* this one not tested */ - case B1200: return 0x03; - case B2400: return 0x04; - case B4800: return 0x06; - case B9600: return 0x08; - case B19200: return 0x09; - case B38400: return 0x0a; - case B57600: return 0x0b; - case B115200: return 0x0c; + case 300: return 0x01; + case 600: return 0x02; /* this one not tested */ + case 1200: return 0x03; + case 2400: return 0x04; + case 4800: return 0x06; + case 9600: return 0x08; + case 19200: return 0x09; + case 38400: return 0x0a; + case 57600: return 0x0b; + case 115200: return 0x0c; default: err("MCT USB-RS232: unsupported baudrate request 0x%x," " using default of B9600", value); @@ -206,16 +206,16 @@ static int mct_u232_calculate_baud_rate(struct usb_serial *serial, int value) } } else { switch (value) { - case B300: value = 300; break; - case B600: value = 600; break; - case B1200: value = 1200; break; - case B2400: value = 2400; break; - case B4800: value = 4800; break; - case B9600: value = 9600; break; - case B19200: value = 19200; break; - case B38400: value = 38400; break; - case B57600: value = 57600; break; - case B115200: value = 115200; break; + case 300: break; + case 600: break; + case 1200: break; + case 2400: break; + case 4800: break; + case 9600: break; + case 19200: break; + case 38400: break; + case 57600: break; + case 115200: break; default: err("MCT USB-RS232: unsupported baudrate request 0x%x," " using default of B9600", value); @@ -226,7 +226,7 @@ static int mct_u232_calculate_baud_rate(struct usb_serial *serial, int value) } static int mct_u232_set_baud_rate(struct usb_serial *serial, struct usb_serial_port *port, - int value) + speed_t value) { __le32 divisor; int rc; @@ -634,7 +634,7 @@ static void mct_u232_set_termios (struct usb_serial_port *port, mct_u232_set_modem_ctrl(serial, control_state); } - mct_u232_set_baud_rate(serial, port, cflag & CBAUD); + mct_u232_set_baud_rate(serial, port, tty_get_baud_rate(port->tty)); if ((cflag & CBAUD) == B0 ) { dbg("%s: baud is B0", __FUNCTION__); diff --git a/drivers/usb/serial/mct_u232.h b/drivers/usb/serial/mct_u232.h index a61bac8f224..aae10c8174d 100644 --- a/drivers/usb/serial/mct_u232.h +++ b/drivers/usb/serial/mct_u232.h @@ -79,7 +79,7 @@ * and "Intel solution". They are the regular MCT and "Sitecom" for us. * This is pointless to document in the header, see the code for the bits. */ -static int mct_u232_calculate_baud_rate(struct usb_serial *serial, int value); +static int mct_u232_calculate_baud_rate(struct usb_serial *serial, speed_t value); /* * Line Control Register (LCR) diff --git a/drivers/usb/serial/mos7720.c b/drivers/usb/serial/mos7720.c index 231b584f6d0..01e811becec 100644 --- a/drivers/usb/serial/mos7720.c +++ b/drivers/usb/serial/mos7720.c @@ -110,11 +110,6 @@ static void mos7720_interrupt_callback(struct urb *urb) dbg("%s"," : Entering\n"); - if (!urb) { - dbg("%s","Invalid Pointer !!!!:\n"); - return; - } - switch (status) { case 0: /* success */ diff --git a/drivers/usb/serial/mos7840.c b/drivers/usb/serial/mos7840.c index 37f41f576d3..f76480f1455 100644 --- a/drivers/usb/serial/mos7840.c +++ b/drivers/usb/serial/mos7840.c @@ -436,11 +436,6 @@ static void mos7840_control_callback(struct urb *urb) int result = 0; int status = urb->status; - if (!urb) { - dbg("%s", "Invalid Pointer !!!!:\n"); - return; - } - mos7840_port = (struct moschip_port *)urb->context; switch (status) { @@ -525,10 +520,6 @@ static void mos7840_interrupt_callback(struct urb *urb) int status = urb->status; dbg("%s", " : Entering\n"); - if (!urb) { - dbg("%s", "Invalid Pointer !!!!:\n"); - return; - } switch (status) { case 0: @@ -676,11 +667,6 @@ static void mos7840_bulk_in_callback(struct urb *urb) struct tty_struct *tty; int status = urb->status; - if (!urb) { - dbg("%s", "Invalid Pointer !!!!:\n"); - return; - } - if (status) { dbg("nonzero read bulk status received: %d", status); return; @@ -753,11 +739,6 @@ static void mos7840_bulk_out_data_callback(struct urb *urb) int status = urb->status; int i; - if (!urb) { - dbg("%s", "Invalid Pointer !!!!:\n"); - return; - } - mos7840_port = (struct moschip_port *)urb->context; spin_lock(&mos7840_port->pool_lock); for (i = 0; i < NUM_URBS; i++) { diff --git a/drivers/usb/serial/option.c b/drivers/usb/serial/option.c index 84c12b5f127..a18659e0700 100644 --- a/drivers/usb/serial/option.c +++ b/drivers/usb/serial/option.c @@ -108,8 +108,10 @@ static int option_send_setup(struct usb_serial_port *port); #define HUAWEI_VENDOR_ID 0x12D1 #define HUAWEI_PRODUCT_E600 0x1001 #define HUAWEI_PRODUCT_E220 0x1003 +#define HUAWEI_PRODUCT_E220BIS 0x1004 #define NOVATELWIRELESS_VENDOR_ID 0x1410 +#define DELL_VENDOR_ID 0x413C #define ANYDATA_VENDOR_ID 0x16d5 #define ANYDATA_PRODUCT_ADU_E100A 0x6501 @@ -119,8 +121,6 @@ static int option_send_setup(struct usb_serial_port *port); #define BANDRICH_PRODUCT_C100_1 0x1002 #define BANDRICH_PRODUCT_C100_2 0x1003 -#define DELL_VENDOR_ID 0x413C - static struct usb_device_id option_ids[] = { { USB_DEVICE(OPTION_VENDOR_ID, OPTION_PRODUCT_COLT) }, { USB_DEVICE(OPTION_VENDOR_ID, OPTION_PRODUCT_RICOLA) }, @@ -159,6 +159,7 @@ static struct usb_device_id option_ids[] = { { USB_DEVICE(OPTION_VENDOR_ID, OPTION_PRODUCT_ETNA_KOI_NETWORK) }, { USB_DEVICE(HUAWEI_VENDOR_ID, HUAWEI_PRODUCT_E600) }, { USB_DEVICE(HUAWEI_VENDOR_ID, HUAWEI_PRODUCT_E220) }, + { USB_DEVICE(HUAWEI_VENDOR_ID, HUAWEI_PRODUCT_E220BIS) }, { USB_DEVICE(NOVATELWIRELESS_VENDOR_ID, 0x1100) }, /* Novatel Merlin XS620/S640 */ { USB_DEVICE(NOVATELWIRELESS_VENDOR_ID, 0x1110) }, /* Novatel Merlin S620 */ { USB_DEVICE(NOVATELWIRELESS_VENDOR_ID, 0x1120) }, /* Novatel Merlin EX720 */ @@ -171,11 +172,17 @@ static struct usb_device_id option_ids[] = { { USB_DEVICE(NOVATELWIRELESS_VENDOR_ID, 0x2110) }, /* Novatel Merlin ES620 / Merlin ES720 / Ovation U720 */ { USB_DEVICE(NOVATELWIRELESS_VENDOR_ID, 0x2130) }, /* Novatel Merlin ES620 SM Bus */ { USB_DEVICE(NOVATELWIRELESS_VENDOR_ID, 0x2410) }, /* Novatel EU740 */ + { USB_DEVICE(DELL_VENDOR_ID, 0x8114) }, /* Dell Wireless 5700 Mobile Broadband CDMA/EVDO Mini-Card == Novatel Expedite EV620 CDMA/EV-DO */ + { USB_DEVICE(DELL_VENDOR_ID, 0x8115) }, /* Dell Wireless 5500 Mobile Broadband HSDPA Mini-Card == Novatel Expedite EU740 HSDPA/3G */ + { USB_DEVICE(DELL_VENDOR_ID, 0x8116) }, /* Dell Wireless 5505 Mobile Broadband HSDPA Mini-Card == Novatel Expedite EU740 HSDPA/3G */ + { USB_DEVICE(DELL_VENDOR_ID, 0x8117) }, /* Dell Wireless 5700 Mobile Broadband CDMA/EVDO ExpressCard == Novatel Merlin XV620 CDMA/EV-DO */ + { USB_DEVICE(DELL_VENDOR_ID, 0x8118) }, /* Dell Wireless 5510 Mobile Broadband HSDPA ExpressCard == Novatel Merlin XU870 HSDPA/3G */ + { USB_DEVICE(DELL_VENDOR_ID, 0x8128) }, /* Dell Wireless 5700 Mobile Broadband CDMA/EVDO Mini-Card == Novatel Expedite E720 CDMA/EV-DO */ + { USB_DEVICE(DELL_VENDOR_ID, 0x8137) }, /* Dell Wireless HSDPA 5520 */ { USB_DEVICE(ANYDATA_VENDOR_ID, ANYDATA_PRODUCT_ADU_E100A) }, { USB_DEVICE(ANYDATA_VENDOR_ID, ANYDATA_PRODUCT_ADU_500A) }, { USB_DEVICE(BANDRICH_VENDOR_ID, BANDRICH_PRODUCT_C100_1) }, { USB_DEVICE(BANDRICH_VENDOR_ID, BANDRICH_PRODUCT_C100_2) }, - { USB_DEVICE(DELL_VENDOR_ID, 0x8118) }, /* Dell Wireless 5510 Mobile Broadband HSDPA ExpressCard */ { } /* Terminating entry */ }; MODULE_DEVICE_TABLE(usb, option_ids); diff --git a/drivers/usb/serial/oti6858.c b/drivers/usb/serial/oti6858.c index d7db71eca52..d19861166b5 100644 --- a/drivers/usb/serial/oti6858.c +++ b/drivers/usb/serial/oti6858.c @@ -817,23 +817,6 @@ static int oti6858_ioctl(struct usb_serial_port *port, struct file *file, __FUNCTION__, port->number, cmd, arg); switch (cmd) { - case TCGETS: - if (copy_to_user(user_arg, port->tty->termios, - sizeof(struct ktermios))) { - return -EFAULT; - } - return 0; - - case TCSETS: - case TCSETSW: /* FIXME: this is not the same! */ - case TCSETSF: /* FIXME: this is not the same! */ - if (copy_from_user(port->tty->termios, user_arg, - sizeof(struct ktermios))) { - return -EFAULT; - } - oti6858_set_termios(port, NULL); - return 0; - case TCFLSH: /* FIXME */ return 0; @@ -1161,7 +1144,7 @@ static struct pl2303_buf *pl2303_buf_alloc(unsigned int size) if (size == 0) return NULL; - pb = (struct pl2303_buf *)kmalloc(sizeof(struct pl2303_buf), GFP_KERNEL); + pb = kmalloc(sizeof(struct pl2303_buf), GFP_KERNEL); if (pb == NULL) return NULL; diff --git a/drivers/usb/serial/pl2303.c b/drivers/usb/serial/pl2303.c index f9f85f56f0d..1da57fd9ea2 100644 --- a/drivers/usb/serial/pl2303.c +++ b/drivers/usb/serial/pl2303.c @@ -73,6 +73,7 @@ static struct usb_device_id id_table [] = { { USB_DEVICE(SIEMENS_VENDOR_ID, SIEMENS_PRODUCT_ID_SX1) }, { USB_DEVICE(SIEMENS_VENDOR_ID, SIEMENS_PRODUCT_ID_X65) }, { USB_DEVICE(SIEMENS_VENDOR_ID, SIEMENS_PRODUCT_ID_X75) }, + { USB_DEVICE(SIEMENS_VENDOR_ID, SIEMENS_PRODUCT_ID_EF81) }, { USB_DEVICE(SYNTECH_VENDOR_ID, SYNTECH_PRODUCT_ID) }, { USB_DEVICE(NOKIA_CA42_VENDOR_ID, NOKIA_CA42_PRODUCT_ID) }, { USB_DEVICE(CA_42_CA42_VENDOR_ID, CA_42_CA42_PRODUCT_ID) }, diff --git a/drivers/usb/serial/pl2303.h b/drivers/usb/serial/pl2303.h index f9a71d0c102..c39bace5cbc 100644 --- a/drivers/usb/serial/pl2303.h +++ b/drivers/usb/serial/pl2303.h @@ -59,6 +59,7 @@ #define SIEMENS_PRODUCT_ID_SX1 0x0001 #define SIEMENS_PRODUCT_ID_X65 0x0003 #define SIEMENS_PRODUCT_ID_X75 0x0004 +#define SIEMENS_PRODUCT_ID_EF81 0x0005 #define SYNTECH_VENDOR_ID 0x0745 #define SYNTECH_PRODUCT_ID 0x0001 diff --git a/drivers/usb/serial/safe_serial.c b/drivers/usb/serial/safe_serial.c index 86899d55d8d..4e6dcc199be 100644 --- a/drivers/usb/serial/safe_serial.c +++ b/drivers/usb/serial/safe_serial.c @@ -74,13 +74,13 @@ #include <linux/usb/serial.h> -#ifndef CONFIG_USB_SAFE_PADDED -#define CONFIG_USB_SAFE_PADDED 0 +#ifndef CONFIG_USB_SERIAL_SAFE_PADDED +#define CONFIG_USB_SERIAL_SAFE_PADDED 0 #endif static int debug; static int safe = 1; -static int padded = CONFIG_USB_SAFE_PADDED; +static int padded = CONFIG_USB_SERIAL_SAFE_PADDED; #define DRIVER_VERSION "v0.0b" #define DRIVER_AUTHOR "sl@lineo.com, tbr@lineo.com" @@ -90,18 +90,12 @@ MODULE_AUTHOR (DRIVER_AUTHOR); MODULE_DESCRIPTION (DRIVER_DESC); MODULE_LICENSE("GPL"); -#if defined(CONFIG_USBD_SAFE_SERIAL_VENDOR) && !defined(CONFIG_USBD_SAFE_SERIAL_PRODUCT) -#error "SAFE_SERIAL_VENDOR defined without SAFE_SERIAL_PRODUCT" -#endif - -#if ! defined(CONFIG_USBD_SAFE_SERIAL_VENDOR) static __u16 vendor; // no default static __u16 product; // no default module_param(vendor, ushort, 0); MODULE_PARM_DESC(vendor, "User specified USB idVendor (required)"); module_param(product, ushort, 0); MODULE_PARM_DESC(product, "User specified USB idProduct (required)"); -#endif module_param(debug, bool, S_IRUGO | S_IWUSR); MODULE_PARM_DESC(debug, "Debug enabled or not"); @@ -145,11 +139,6 @@ static struct usb_device_id id_table[] = { {MY_USB_DEVICE (0x4dd, 0x8003, CDC_DEVICE_CLASS, LINEO_INTERFACE_CLASS, LINEO_INTERFACE_SUBCLASS_SAFESERIAL)}, // Collie {MY_USB_DEVICE (0x4dd, 0x8004, CDC_DEVICE_CLASS, LINEO_INTERFACE_CLASS, LINEO_INTERFACE_SUBCLASS_SAFESERIAL)}, // Collie {MY_USB_DEVICE (0x5f9, 0xffff, CDC_DEVICE_CLASS, LINEO_INTERFACE_CLASS, LINEO_INTERFACE_SUBCLASS_SAFESERIAL)}, // Sharp tmp -#if defined(CONFIG_USB_SAFE_SERIAL_VENDOR) - {MY_USB_DEVICE - (CONFIG_USB_SAFE_SERIAL_VENDOR, CONFIG_USB_SAFE_SERIAL_PRODUCT, CDC_DEVICE_CLASS, - LINEO_INTERFACE_CLASS, LINEO_INTERFACE_SUBCLASS_SAFESERIAL)}, -#endif // extra null entry for module // vendor/produc parameters {MY_USB_DEVICE (0, 0, CDC_DEVICE_CLASS, LINEO_INTERFACE_CLASS, LINEO_INTERFACE_SUBCLASS_SAFESERIAL)}, diff --git a/drivers/usb/serial/sierra.c b/drivers/usb/serial/sierra.c index e7db20343d1..0bb8de4cc52 100644 --- a/drivers/usb/serial/sierra.c +++ b/drivers/usb/serial/sierra.c @@ -1,7 +1,7 @@ /* USB Driver for Sierra Wireless - Copyright (C) 2006 Kevin Lloyd <linux@sierrawireless.com> + Copyright (C) 2006, 2007 Kevin Lloyd <linux@sierrawireless.com> IMPORTANT DISCLAIMER: This driver is not commercially supported by Sierra Wireless. Use at your own risk. @@ -12,10 +12,9 @@ Portions based on the option driver by Matthias Urlichs <smurf@smurf.noris.de> Whom based his on the Keyspan driver by Hugh Blemings <hugh@blemings.org> - */ -#define DRIVER_VERSION "v.1.0.6" +#define DRIVER_VERSION "v.1.2.5b" #define DRIVER_AUTHOR "Kevin Lloyd <linux@sierrawireless.com>" #define DRIVER_DESC "USB Driver for Sierra Wireless USB modems" @@ -28,23 +27,99 @@ #include <linux/usb.h> #include <linux/usb/serial.h> +#define SWIMS_USB_REQUEST_SetMode 0x0B +#define SWIMS_USB_REQUEST_TYPE_SetMode 0x40 +#define SWIMS_USB_INDEX_SetMode 0x0000 +#define SWIMS_SET_MODE_Modem 0x0001 + +/* per port private data */ +#define N_IN_URB 4 +#define N_OUT_URB 4 +#define IN_BUFLEN 4096 + +static int debug; + +enum devicetype { + DEVICE_3_PORT = 0, + DEVICE_1_PORT = 1, + DEVICE_INSTALLER = 2, +}; + +static int sierra_set_power_state(struct usb_device *udev, __u16 swiState) +{ + int result; + dev_dbg(&udev->dev, "%s", "SET POWER STATE"); + result = usb_control_msg(udev, usb_sndctrlpipe(udev, 0), + 0x00, /* __u8 request */ + 0x40, /* __u8 request type */ + swiState, /* __u16 value */ + 0, /* __u16 index */ + NULL, /* void *data */ + 0, /* __u16 size */ + USB_CTRL_SET_TIMEOUT); /* int timeout */ + return result; +} + +static int sierra_set_ms_mode(struct usb_device *udev, __u16 eSocMode) +{ + int result; + dev_dbg(&udev->dev, "%s", "DEVICE MODE SWITCH"); + result = usb_control_msg(udev, usb_sndctrlpipe(udev, 0), + SWIMS_USB_REQUEST_SetMode, /* __u8 request */ + SWIMS_USB_REQUEST_TYPE_SetMode, /* __u8 request type */ + eSocMode, /* __u16 value */ + SWIMS_USB_INDEX_SetMode, /* __u16 index */ + NULL, /* void *data */ + 0, /* __u16 size */ + USB_CTRL_SET_TIMEOUT); /* int timeout */ + return result; +} + +static int sierra_probe(struct usb_interface *iface, + const struct usb_device_id *id) +{ + int result; + struct usb_device *udev; + + udev = usb_get_dev(interface_to_usbdev(iface)); + + /* Check if in installer mode */ + if (id->driver_info == DEVICE_INSTALLER) { + dev_dbg(&udev->dev, "%s", "FOUND DEVICE(SW)\n"); + result = sierra_set_ms_mode(udev, SWIMS_SET_MODE_Modem); + /*We do not want to bind to the device when in installer mode*/ + return -EIO; + } + + return usb_serial_probe(iface, id); +} static struct usb_device_id id_table [] = { { USB_DEVICE(0x1199, 0x0017) }, /* Sierra Wireless EM5625 */ { USB_DEVICE(0x1199, 0x0018) }, /* Sierra Wireless MC5720 */ { USB_DEVICE(0x1199, 0x0218) }, /* Sierra Wireless MC5720 */ + { USB_DEVICE(0x0f30, 0x1b1d) }, /* Sierra Wireless MC5720 */ { USB_DEVICE(0x1199, 0x0020) }, /* Sierra Wireless MC5725 */ { USB_DEVICE(0x1199, 0x0019) }, /* Sierra Wireless AirCard 595 */ - { USB_DEVICE(0x1199, 0x0120) }, /* Sierra Wireless AirCard 595U */ { USB_DEVICE(0x1199, 0x0021) }, /* Sierra Wireless AirCard 597E */ + { USB_DEVICE(0x1199, 0x0120) }, /* Sierra Wireless USB Dongle 595U */ + { USB_DEVICE(0x1199, 0x6802) }, /* Sierra Wireless MC8755 */ { USB_DEVICE(0x1199, 0x6804) }, /* Sierra Wireless MC8755 */ { USB_DEVICE(0x1199, 0x6803) }, /* Sierra Wireless MC8765 */ - { USB_DEVICE(0x1199, 0x6812) }, /* Sierra Wireless MC8775 */ + { USB_DEVICE(0x1199, 0x6812) }, /* Sierra Wireless MC8775 & AC 875U */ { USB_DEVICE(0x1199, 0x6820) }, /* Sierra Wireless AirCard 875 */ + { USB_DEVICE(0x1199, 0x6832) }, /* Sierra Wireless MC8780*/ + { USB_DEVICE(0x1199, 0x6833) }, /* Sierra Wireless MC8781*/ + { USB_DEVICE(0x1199, 0x6850) }, /* Sierra Wireless AirCard 880 */ + { USB_DEVICE(0x1199, 0x6851) }, /* Sierra Wireless AirCard 881 */ + { USB_DEVICE(0x1199, 0x6852) }, /* Sierra Wireless AirCard 880 E */ + { USB_DEVICE(0x1199, 0x6853) }, /* Sierra Wireless AirCard 881 E */ - { USB_DEVICE(0x1199, 0x0112) }, /* Sierra Wireless AirCard 580 */ - { USB_DEVICE(0x0F3D, 0x0112) }, /* AirPrime/Sierra PC 5220 */ + { USB_DEVICE(0x1199, 0x0112), .driver_info = DEVICE_1_PORT }, /* Sierra Wireless AirCard 580 */ + { USB_DEVICE(0x0F3D, 0x0112), .driver_info = DEVICE_1_PORT }, /* Airprime/Sierra PC 5220 */ + + { USB_DEVICE(0x1199, 0x0FFF), .driver_info = DEVICE_INSTALLER}, { } }; MODULE_DEVICE_TABLE(usb, id_table); @@ -58,35 +133,36 @@ static struct usb_device_id id_table_1port [] = { static struct usb_device_id id_table_3port [] = { { USB_DEVICE(0x1199, 0x0017) }, /* Sierra Wireless EM5625 */ { USB_DEVICE(0x1199, 0x0018) }, /* Sierra Wireless MC5720 */ + { USB_DEVICE(0x0f30, 0x1b1d) }, /* Sierra Wireless MC5720 */ { USB_DEVICE(0x1199, 0x0218) }, /* Sierra Wireless MC5720 */ { USB_DEVICE(0x1199, 0x0020) }, /* Sierra Wireless MC5725 */ { USB_DEVICE(0x1199, 0x0019) }, /* Sierra Wireless AirCard 595 */ - { USB_DEVICE(0x1199, 0x0120) }, /* Sierra Wireless AirCard 595U */ { USB_DEVICE(0x1199, 0x0021) }, /* Sierra Wireless AirCard 597E */ + { USB_DEVICE(0x1199, 0x0120) }, /* Sierra Wireless USB Dongle 595U*/ + { USB_DEVICE(0x1199, 0x6802) }, /* Sierra Wireless MC8755 */ { USB_DEVICE(0x1199, 0x6804) }, /* Sierra Wireless MC8755 */ { USB_DEVICE(0x1199, 0x6803) }, /* Sierra Wireless MC8765 */ - { USB_DEVICE(0x1199, 0x6812) }, /* Sierra Wireless MC8775 */ + { USB_DEVICE(0x1199, 0x6812) }, /* Sierra Wireless MC8775 & AC 875U */ { USB_DEVICE(0x1199, 0x6820) }, /* Sierra Wireless AirCard 875 */ + { USB_DEVICE(0x1199, 0x6832) }, /* Sierra Wireless MC8780*/ + { USB_DEVICE(0x1199, 0x6833) }, /* Sierra Wireless MC8781*/ + { USB_DEVICE(0x1199, 0x6850) }, /* Sierra Wireless AirCard 880 */ + { USB_DEVICE(0x1199, 0x6851) }, /* Sierra Wireless AirCard 881 */ + { USB_DEVICE(0x1199, 0x6852) }, /* Sierra Wireless AirCard 880E */ + { USB_DEVICE(0x1199, 0x6853) }, /* Sierra Wireless AirCard 881E */ { } }; static struct usb_driver sierra_driver = { .name = "sierra", - .probe = usb_serial_probe, + .probe = sierra_probe, .disconnect = usb_serial_disconnect, .id_table = id_table, .no_dynamic_id = 1, }; -static int debug; - -/* per port private data */ -#define N_IN_URB 4 -#define N_OUT_URB 4 -#define IN_BUFLEN 4096 - struct sierra_port_private { spinlock_t lock; /* lock the structure */ int outstanding_urbs; /* number of out urbs in flight */ @@ -421,7 +497,6 @@ static int sierra_open(struct usb_serial_port *port, struct file *filp) int i; struct urb *urb; int result; - __u16 set_mode_dzero = 0x0000; portdata = usb_get_serial_port_data(port); @@ -457,12 +532,6 @@ static int sierra_open(struct usb_serial_port *port, struct file *filp) port->tty->low_latency = 1; - /* set mode to D0 */ - result = usb_control_msg(serial->dev, - usb_rcvctrlpipe(serial->dev, 0), - 0x00, 0x40, set_mode_dzero, 0, NULL, - 0, USB_CTRL_SET_TIMEOUT); - sierra_send_setup(port); /* start up the interrupt endpoint if we have one */ @@ -510,6 +579,9 @@ static int sierra_startup(struct usb_serial *serial) dbg("%s", __FUNCTION__); + /*Set Device mode to D0 */ + sierra_set_power_state(serial->dev, 0x0000); + /* Now setup per port private data */ for (i = 0; i < serial->num_ports; i++) { port = serial->port[i]; diff --git a/drivers/usb/serial/usb-serial.c b/drivers/usb/serial/usb-serial.c index a3665659d13..4b1bd7def4a 100644 --- a/drivers/usb/serial/usb-serial.c +++ b/drivers/usb/serial/usb-serial.c @@ -60,19 +60,19 @@ static struct usb_driver usb_serial_driver = { static int debug; static struct usb_serial *serial_table[SERIAL_TTY_MINORS]; /* initially all NULL */ -static spinlock_t table_lock; +static DEFINE_MUTEX(table_lock); static LIST_HEAD(usb_serial_driver_list); struct usb_serial *usb_serial_get_by_index(unsigned index) { struct usb_serial *serial; - spin_lock(&table_lock); + mutex_lock(&table_lock); serial = serial_table[index]; if (serial) kref_get(&serial->kref); - spin_unlock(&table_lock); + mutex_unlock(&table_lock); return serial; } @@ -84,7 +84,7 @@ static struct usb_serial *get_free_serial (struct usb_serial *serial, int num_po dbg("%s %d", __FUNCTION__, num_ports); *minor = 0; - spin_lock(&table_lock); + mutex_lock(&table_lock); for (i = 0; i < SERIAL_TTY_MINORS; ++i) { if (serial_table[i]) continue; @@ -106,10 +106,10 @@ static struct usb_serial *get_free_serial (struct usb_serial *serial, int num_po serial_table[i] = serial; serial->port[j++]->number = i; } - spin_unlock(&table_lock); + mutex_unlock(&table_lock); return serial; } - spin_unlock(&table_lock); + mutex_unlock(&table_lock); return NULL; } @@ -172,9 +172,9 @@ static void destroy_serial(struct kref *kref) void usb_serial_put(struct usb_serial *serial) { - spin_lock(&table_lock); + mutex_lock(&table_lock); kref_put(&serial->kref, destroy_serial); - spin_unlock(&table_lock); + mutex_unlock(&table_lock); } /***************************************************************************** @@ -578,6 +578,17 @@ static void kill_traffic(struct usb_serial_port *port) { usb_kill_urb(port->read_urb); usb_kill_urb(port->write_urb); + /* + * This is tricky. + * Some drivers submit the read_urb in the + * handler for the write_urb or vice versa + * this order determines the order in which + * usb_kill_urb() must be used to reliably + * kill the URBs. As it is unknown here, + * both orders must be used in turn. + * The call below is not redundant. + */ + usb_kill_urb(port->read_urb); usb_kill_urb(port->interrupt_in_urb); usb_kill_urb(port->interrupt_out_urb); } @@ -651,16 +662,14 @@ exit: static struct usb_serial_driver *search_serial_device(struct usb_interface *iface) { - struct list_head *p; const struct usb_device_id *id; - struct usb_serial_driver *t; + struct usb_serial_driver *drv; /* Check if the usb id matches a known device */ - list_for_each(p, &usb_serial_driver_list) { - t = list_entry(p, struct usb_serial_driver, driver_list); - id = get_iface_id(t, iface); + list_for_each_entry(drv, &usb_serial_driver_list, driver_list) { + id = get_iface_id(drv, iface); if (id) - return t; + return drv; } return NULL; @@ -800,9 +809,6 @@ int usb_serial_probe(struct usb_interface *interface, /* END HORRIBLE HACK FOR PL2303 */ #endif - /* found all that we need */ - dev_info(&interface->dev, "%s converter detected\n", type->description); - #ifdef CONFIG_USB_SERIAL_GENERIC if (type == &usb_serial_generic_device) { num_ports = num_bulk_out; @@ -836,6 +842,24 @@ int usb_serial_probe(struct usb_interface *interface, serial->num_interrupt_in = num_interrupt_in; serial->num_interrupt_out = num_interrupt_out; + /* check that the device meets the driver's requirements */ + if ((type->num_interrupt_in != NUM_DONT_CARE && + type->num_interrupt_in != num_interrupt_in) + || (type->num_interrupt_out != NUM_DONT_CARE && + type->num_interrupt_out != num_interrupt_out) + || (type->num_bulk_in != NUM_DONT_CARE && + type->num_bulk_in != num_bulk_in) + || (type->num_bulk_out != NUM_DONT_CARE && + type->num_bulk_out != num_bulk_out)) { + dbg("wrong number of endpoints"); + kfree(serial); + return -EIO; + } + + /* found all that we need */ + dev_info(&interface->dev, "%s converter detected\n", + type->description); + /* create our ports, we need as many as the max endpoints */ /* we don't use num_ports here cauz some devices have more endpoint pairs than ports */ max_endpoints = max(num_bulk_in, num_bulk_out); @@ -1077,16 +1101,17 @@ int usb_serial_suspend(struct usb_interface *intf, pm_message_t message) struct usb_serial_port *port; int i, r = 0; - if (serial) { - for (i = 0; i < serial->num_ports; ++i) { - port = serial->port[i]; - if (port) - kill_traffic(port); - } + if (!serial) /* device has been disconnected */ + return 0; + + for (i = 0; i < serial->num_ports; ++i) { + port = serial->port[i]; + if (port) + kill_traffic(port); } if (serial->type->suspend) - serial->type->suspend(serial, message); + r = serial->type->suspend(serial, message); return r; } @@ -1128,7 +1153,6 @@ static int __init usb_serial_init(void) return -ENOMEM; /* Initialize our global data */ - spin_lock_init(&table_lock); for (i = 0; i < SERIAL_TTY_MINORS; ++i) { serial_table[i] = NULL; } diff --git a/drivers/usb/serial/visor.c b/drivers/usb/serial/visor.c index 7d84a7647e8..7ee087fed91 100644 --- a/drivers/usb/serial/visor.c +++ b/drivers/usb/serial/visor.c @@ -46,7 +46,6 @@ static int visor_probe (struct usb_serial *serial, const struct usb_device_id static int visor_calc_num_ports(struct usb_serial *serial); static void visor_shutdown (struct usb_serial *serial); static int visor_ioctl (struct usb_serial_port *port, struct file * file, unsigned int cmd, unsigned long arg); -static void visor_set_termios (struct usb_serial_port *port, struct ktermios *old_termios); static void visor_write_bulk_callback (struct urb *urb); static void visor_read_bulk_callback (struct urb *urb); static void visor_read_int_callback (struct urb *urb); @@ -104,6 +103,8 @@ static struct usb_device_id id_table [] = { .driver_info = (kernel_ulong_t)&palm_os_4_probe }, { USB_DEVICE(SONY_VENDOR_ID, SONY_CLIE_TJ25_ID), .driver_info = (kernel_ulong_t)&palm_os_4_probe }, + { USB_DEVICE(ACER_VENDOR_ID, ACER_S10_ID), + .driver_info = (kernel_ulong_t)&palm_os_4_probe }, { USB_DEVICE(SAMSUNG_VENDOR_ID, SAMSUNG_SCH_I330_ID), .driver_info = (kernel_ulong_t)&palm_os_4_probe }, { USB_DEVICE(SAMSUNG_VENDOR_ID, SAMSUNG_SPH_I500_ID), @@ -201,7 +202,6 @@ static struct usb_serial_driver handspring_device = { .calc_num_ports = visor_calc_num_ports, .shutdown = visor_shutdown, .ioctl = visor_ioctl, - .set_termios = visor_set_termios, .write = visor_write, .write_room = visor_write_room, .chars_in_buffer = visor_chars_in_buffer, @@ -232,7 +232,6 @@ static struct usb_serial_driver clie_5_device = { .calc_num_ports = visor_calc_num_ports, .shutdown = visor_shutdown, .ioctl = visor_ioctl, - .set_termios = visor_set_termios, .write = visor_write, .write_room = visor_write_room, .chars_in_buffer = visor_chars_in_buffer, @@ -260,7 +259,6 @@ static struct usb_serial_driver clie_3_5_device = { .unthrottle = visor_unthrottle, .attach = clie_3_5_startup, .ioctl = visor_ioctl, - .set_termios = visor_set_termios, .write = visor_write, .write_room = visor_write_room, .chars_in_buffer = visor_chars_in_buffer, @@ -934,66 +932,6 @@ static int visor_ioctl (struct usb_serial_port *port, struct file * file, unsign return -ENOIOCTLCMD; } - -/* This function is all nice and good, but we don't change anything based on it :) */ -static void visor_set_termios (struct usb_serial_port *port, struct ktermios *old_termios) -{ - unsigned int cflag; - - dbg("%s - port %d", __FUNCTION__, port->number); - - if ((!port->tty) || (!port->tty->termios)) { - dbg("%s - no tty structures", __FUNCTION__); - return; - } - - cflag = port->tty->termios->c_cflag; - - /* get the byte size */ - switch (cflag & CSIZE) { - case CS5: dbg("%s - data bits = 5", __FUNCTION__); break; - case CS6: dbg("%s - data bits = 6", __FUNCTION__); break; - case CS7: dbg("%s - data bits = 7", __FUNCTION__); break; - default: - case CS8: dbg("%s - data bits = 8", __FUNCTION__); break; - } - - /* determine the parity */ - if (cflag & PARENB) - if (cflag & PARODD) - dbg("%s - parity = odd", __FUNCTION__); - else - dbg("%s - parity = even", __FUNCTION__); - else - dbg("%s - parity = none", __FUNCTION__); - - /* figure out the stop bits requested */ - if (cflag & CSTOPB) - dbg("%s - stop bits = 2", __FUNCTION__); - else - dbg("%s - stop bits = 1", __FUNCTION__); - - - /* figure out the flow control settings */ - if (cflag & CRTSCTS) - dbg("%s - RTS/CTS is enabled", __FUNCTION__); - else - dbg("%s - RTS/CTS is disabled", __FUNCTION__); - - /* determine software flow control */ - if (I_IXOFF(port->tty)) - dbg("%s - XON/XOFF is enabled, XON = %2x, XOFF = %2x", - __FUNCTION__, START_CHAR(port->tty), STOP_CHAR(port->tty)); - else - dbg("%s - XON/XOFF is disabled", __FUNCTION__); - - /* get the baud rate wanted */ - dbg("%s - baud rate = %d", __FUNCTION__, tty_get_baud_rate(port->tty)); - - return; -} - - static int __init visor_init (void) { int i, retval; diff --git a/drivers/usb/serial/visor.h b/drivers/usb/serial/visor.h index 4ce6f62a6f3..57229cf6647 100644 --- a/drivers/usb/serial/visor.h +++ b/drivers/usb/serial/visor.h @@ -48,6 +48,9 @@ #define SONY_CLIE_UX50_ID 0x0144 #define SONY_CLIE_TJ25_ID 0x0169 +#define ACER_VENDOR_ID 0x0502 +#define ACER_S10_ID 0x0001 + #define SAMSUNG_VENDOR_ID 0x04E8 #define SAMSUNG_SCH_I330_ID 0x8001 #define SAMSUNG_SPH_I500_ID 0x6601 |