diff options
Diffstat (limited to 'drivers/usb')
41 files changed, 1790 insertions, 1694 deletions
diff --git a/drivers/usb/serial/aircable.c b/drivers/usb/serial/aircable.c index db6f97a..79ea98c 100644 --- a/drivers/usb/serial/aircable.c +++ b/drivers/usb/serial/aircable.c @@ -272,7 +272,7 @@ static void aircable_read(struct work_struct *work) * 64 bytes, to ensure I do not get throttled. * Ask USB mailing list for better aproach. */ - tty = port->tty; + tty = port->port.tty; if (!tty) { schedule_work(&priv->rx_work); @@ -378,13 +378,14 @@ static void aircable_shutdown(struct usb_serial *serial) } } -static int aircable_write_room(struct usb_serial_port *port) +static int aircable_write_room(struct tty_struct *tty) { + struct usb_serial_port *port = tty->driver_data; struct aircable_private *priv = usb_get_serial_port_data(port); return serial_buf_data_avail(priv->tx_buf); } -static int aircable_write(struct usb_serial_port *port, +static int aircable_write(struct tty_struct *tty, struct usb_serial_port *port, const unsigned char *source, int count) { struct aircable_private *priv = usb_get_serial_port_data(port); @@ -466,7 +467,7 @@ static void aircable_read_bulk_callback(struct urb *urb) if (status) { dbg("%s - urb status = %d", __func__, status); - if (!port->open_count) { + if (!port->port.count) { dbg("%s - port is closed, exiting.", __func__); return; } @@ -494,7 +495,7 @@ static void aircable_read_bulk_callback(struct urb *urb) usb_serial_debug_data(debug, &port->dev, __func__, urb->actual_length, urb->transfer_buffer); - tty = port->tty; + tty = port->port.tty; if (tty && urb->actual_length) { if (urb->actual_length <= 2) { /* This is an incomplete package */ @@ -528,7 +529,7 @@ static void aircable_read_bulk_callback(struct urb *urb) } /* Schedule the next read _if_ we are still open */ - if (port->open_count) { + if (port->port.count) { usb_fill_bulk_urb(port->read_urb, port->serial->dev, usb_rcvbulkpipe(port->serial->dev, port->bulk_in_endpointAddress), @@ -547,8 +548,9 @@ static void aircable_read_bulk_callback(struct urb *urb) } /* Based on ftdi_sio.c throttle */ -static void aircable_throttle(struct usb_serial_port *port) +static void aircable_throttle(struct tty_struct *tty) { + struct usb_serial_port *port = tty->driver_data; struct aircable_private *priv = usb_get_serial_port_data(port); unsigned long flags; @@ -560,8 +562,9 @@ static void aircable_throttle(struct usb_serial_port *port) } /* Based on ftdi_sio.c unthrottle */ -static void aircable_unthrottle(struct usb_serial_port *port) +static void aircable_unthrottle(struct tty_struct *tty) { + struct usb_serial_port *port = tty->driver_data; struct aircable_private *priv = usb_get_serial_port_data(port); int actually_throttled; unsigned long flags; diff --git a/drivers/usb/serial/airprime.c b/drivers/usb/serial/airprime.c new file mode 100644 index 0000000..b3f1d1e --- /dev/null +++ b/drivers/usb/serial/airprime.c @@ -0,0 +1,355 @@ +/* + * AirPrime CDMA Wireless Serial USB driver + * + * Copyright (C) 2005-2006 Greg Kroah-Hartman <gregkh@suse.de> + * + * 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/tty_flip.h> +#include <linux/module.h> +#include <linux/usb.h> +#include <linux/usb/serial.h> + +static struct usb_device_id id_table [] = { + { USB_DEVICE(0x0c88, 0x17da) }, /* Kyocera Wireless KPC650/Passport */ + { }, +}; +MODULE_DEVICE_TABLE(usb, id_table); + +#define URB_TRANSFER_BUFFER_SIZE 4096 +#define NUM_READ_URBS 4 +#define NUM_WRITE_URBS 4 +#define NUM_BULK_EPS 3 +#define MAX_BULK_EPS 6 + +/* if overridden by the user, then use their value for the size of the + * read and write urbs, and the number of endpoints */ +static int buffer_size = URB_TRANSFER_BUFFER_SIZE; +static int endpoints = NUM_BULK_EPS; +static int debug; +struct airprime_private { + spinlock_t lock; + int outstanding_urbs; + int throttled; + struct urb *read_urbp[NUM_READ_URBS]; + + /* Settings for the port */ + int rts_state; /* Handshaking pins (outputs) */ + int dtr_state; + int cts_state; /* Handshaking pins (inputs) */ + int dsr_state; + int dcd_state; + int ri_state; +}; + +static int airprime_send_setup(struct usb_serial_port *port) +{ + struct usb_serial *serial = port->serial; + struct airprime_private *priv; + + dbg("%s", __func__); + + if (port->number != 0) + return 0; + + priv = usb_get_serial_port_data(port); + + if (port->port.tty) { + int val = 0; + if (priv->dtr_state) + val |= 0x01; + if (priv->rts_state) + val |= 0x02; + + return usb_control_msg(serial->dev, + usb_rcvctrlpipe(serial->dev, 0), + 0x22, 0x21, val, 0, NULL, 0, + USB_CTRL_SET_TIMEOUT); + } + + return 0; +} + +static void airprime_read_bulk_callback(struct urb *urb) +{ + struct usb_serial_port *port = urb->context; + unsigned char *data = urb->transfer_buffer; + struct tty_struct *tty; + int result; + int status = urb->status; + + dbg("%s - port %d", __func__, port->number); + + if (status) { + dbg("%s - nonzero read bulk status received: %d", + __func__, status); + return; + } + usb_serial_debug_data(debug, &port->dev, __func__, + urb->actual_length, data); + + tty = port->port.tty; + if (tty && urb->actual_length) { + tty_insert_flip_string(tty, data, urb->actual_length); + tty_flip_buffer_push(tty); + } + + result = usb_submit_urb(urb, GFP_ATOMIC); + if (result) + dev_err(&port->dev, + "%s - failed resubmitting read urb, error %d\n", + __func__, result); + return; +} + +static void airprime_write_bulk_callback(struct urb *urb) +{ + struct usb_serial_port *port = urb->context; + struct airprime_private *priv = usb_get_serial_port_data(port); + int status = urb->status; + unsigned long flags; + + dbg("%s - port %d", __func__, port->number); + + /* free up the transfer buffer, as usb_free_urb() does not do this */ + kfree(urb->transfer_buffer); + + if (status) + dbg("%s - nonzero write bulk status received: %d", + __func__, status); + spin_lock_irqsave(&priv->lock, flags); + --priv->outstanding_urbs; + spin_unlock_irqrestore(&priv->lock, flags); + + usb_serial_port_softint(port); +} + +static int airprime_open(struct tty_struct *tty, struct usb_serial_port *port, + struct file *filp) +{ + struct airprime_private *priv = usb_get_serial_port_data(port); + struct usb_serial *serial = port->serial; + struct urb *urb; + char *buffer = NULL; + int i; + int result = 0; + + dbg("%s - port %d", __func__, port->number); + + /* initialize our private data structure if it isn't already created */ + if (!priv) { + priv = kzalloc(sizeof(*priv), GFP_KERNEL); + if (!priv) { + result = -ENOMEM; + goto out; + } + spin_lock_init(&priv->lock); + usb_set_serial_port_data(port, priv); + } + + /* Set some sane defaults */ + priv->rts_state = 1; + priv->dtr_state = 1; + + for (i = 0; i < NUM_READ_URBS; ++i) { + buffer = kmalloc(buffer_size, GFP_KERNEL); + if (!buffer) { + dev_err(&port->dev, "%s - out of memory.\n", + __func__); + result = -ENOMEM; + goto errout; + } + urb = usb_alloc_urb(0, GFP_KERNEL); + if (!urb) { + kfree(buffer); + dev_err(&port->dev, "%s - no more urbs?\n", + __func__); + result = -ENOMEM; + goto errout; + } + usb_fill_bulk_urb(urb, serial->dev, + usb_rcvbulkpipe(serial->dev, + port->bulk_out_endpointAddress), + buffer, buffer_size, + airprime_read_bulk_callback, port); + result = usb_submit_urb(urb, GFP_KERNEL); + if (result) { + usb_free_urb(urb); + kfree(buffer); + dev_err(&port->dev, + "%s - failed submitting read urb %d for port %d, error %d\n", + __func__, i, port->number, result); + goto errout; + } + /* remember this urb so we can kill it when the + port is closed */ + priv->read_urbp[i] = urb; + } + + airprime_send_setup(port); + + goto out; + + errout: + /* some error happened, cancel any submitted urbs and clean up + anything that got allocated successfully */ + + while (i-- != 0) { + urb = priv->read_urbp[i]; + buffer = urb->transfer_buffer; + usb_kill_urb(urb); + usb_free_urb(urb); + kfree(buffer); + } + + out: + return result; +} + +static void airprime_close(struct tty_struct *tty, + struct usb_serial_port *port, struct file *filp) +{ + struct airprime_private *priv = usb_get_serial_port_data(port); + int i; + + dbg("%s - port %d", __func__, port->number); + + priv->rts_state = 0; + priv->dtr_state = 0; + + mutex_lock(&port->serial->disc_mutex); + if (!port->serial->disconnected) + airprime_send_setup(port); + mutex_unlock(&port->serial->disc_mutex); + + for (i = 0; i < NUM_READ_URBS; ++i) { + usb_kill_urb(priv->read_urbp[i]); + kfree(priv->read_urbp[i]->transfer_buffer); + usb_free_urb(priv->read_urbp[i]); + } + + /* free up private structure */ + kfree(priv); + usb_set_serial_port_data(port, NULL); +} + +static int airprime_write(struct tty_struct *tty, struct usb_serial_port *port, + const unsigned char *buf, int count) +{ + struct airprime_private *priv = usb_get_serial_port_data(port); + struct usb_serial *serial = port->serial; + struct urb *urb; + unsigned char *buffer; + unsigned long flags; + int status; + dbg("%s - port %d", __func__, port->number); + + spin_lock_irqsave(&priv->lock, flags); + if (priv->outstanding_urbs > NUM_WRITE_URBS) { + spin_unlock_irqrestore(&priv->lock, flags); + dbg("%s - write limit hit\n", __func__); + return 0; + } + spin_unlock_irqrestore(&priv->lock, flags); + buffer = kmalloc(count, GFP_ATOMIC); + if (!buffer) { + dev_err(&port->dev, "out of memory\n"); + return -ENOMEM; + } + urb = usb_alloc_urb(0, GFP_ATOMIC); + if (!urb) { + dev_err(&port->dev, "no more free urbs\n"); + kfree(buffer); + return -ENOMEM; + } + memcpy(buffer, buf, count); + + usb_serial_debug_data(debug, &port->dev, __func__, count, buffer); + + usb_fill_bulk_urb(urb, serial->dev, + usb_sndbulkpipe(serial->dev, + port->bulk_out_endpointAddress), + buffer, count, + airprime_write_bulk_callback, port); + + /* send it down the pipe */ + status = usb_submit_urb(urb, GFP_ATOMIC); + if (status) { + dev_err(&port->dev, + "%s - usb_submit_urb(write bulk) failed with status = %d\n", + __func__, status); + count = status; + kfree(buffer); + } else { + spin_lock_irqsave(&priv->lock, flags); + ++priv->outstanding_urbs; + spin_unlock_irqrestore(&priv->lock, flags); + } + /* we are done with this urb, so let the host driver + * really free it when it is finished with it */ + usb_free_urb(urb); + return count; +} + +static struct usb_driver airprime_driver = { + .name = "airprime", + .probe = usb_serial_probe, + .disconnect = usb_serial_disconnect, + .id_table = id_table, + .no_dynamic_id = 1, +}; + +static struct usb_serial_driver airprime_device = { + .driver = { + .owner = THIS_MODULE, + .name = "airprime", + }, + .usb_driver = &airprime_driver, + .id_table = id_table, + .open = airprime_open, + .close = airprime_close, + .write = airprime_write, +}; + +static int __init airprime_init(void) +{ + int retval; + + airprime_device.num_ports = endpoints; + if (endpoints < 0 || endpoints >= MAX_BULK_EPS) + airprime_device.num_ports = NUM_BULK_EPS; + + retval = usb_serial_register(&airprime_device); + if (retval) + return retval; + retval = usb_register(&airprime_driver); + if (retval) + usb_serial_deregister(&airprime_device); + return retval; +} + +static void __exit airprime_exit(void) +{ + dbg("%s", __func__); + + usb_deregister(&airprime_driver); + usb_serial_deregister(&airprime_device); +} + +module_init(airprime_init); +module_exit(airprime_exit); +MODULE_LICENSE("GPL"); + +module_param(debug, bool, S_IRUGO | S_IWUSR); +MODULE_PARM_DESC(debug, "Debug enabled"); +module_param(buffer_size, int, 0); +MODULE_PARM_DESC(buffer_size, + "Size of the transfer buffers in bytes (default 4096)"); +module_param(endpoints, int, 0); +MODULE_PARM_DESC(endpoints, "Number of bulk EPs to configure (default 3)"); diff --git a/drivers/usb/serial/ark3116.c b/drivers/usb/serial/ark3116.c index 77895c8..aec6188 100644 --- a/drivers/usb/serial/ark3116.c +++ b/drivers/usb/serial/ark3116.c @@ -158,12 +158,13 @@ cleanup: return -ENOMEM; } -static void ark3116_set_termios(struct usb_serial_port *port, +static void ark3116_set_termios(struct tty_struct *tty, + struct usb_serial_port *port, struct ktermios *old_termios) { struct usb_serial *serial = port->serial; struct ark3116_private *priv = usb_get_serial_port_data(port); - struct ktermios *termios = port->tty->termios; + struct ktermios *termios = tty->termios; unsigned int cflag = termios->c_cflag; unsigned long flags; int baud; @@ -177,8 +178,8 @@ static void ark3116_set_termios(struct usb_serial_port *port, spin_lock_irqsave(&priv->lock, flags); if (!priv->termios_initialized) { - *(port->tty->termios) = tty_std_termios; - port->tty->termios->c_cflag = B9600 | CS8 + *termios = tty_std_termios; + termios->c_cflag = B9600 | CS8 | CREAD | HUPCL | CLOCAL; termios->c_ispeed = 9600; termios->c_ospeed = 9600; @@ -192,7 +193,7 @@ static void ark3116_set_termios(struct usb_serial_port *port, buf = kmalloc(1, GFP_KERNEL); if (!buf) { dbg("error kmalloc"); - *port->tty->termios = *old_termios; + *termios = *old_termios; return; } @@ -243,7 +244,7 @@ static void ark3116_set_termios(struct usb_serial_port *port, } /* set baudrate */ - baud = tty_get_baud_rate(port->tty); + baud = tty_get_baud_rate(tty); switch (baud) { case 75: @@ -262,11 +263,11 @@ static void ark3116_set_termios(struct usb_serial_port *port, case 230400: case 460800: /* Report the resulting rate back to the caller */ - tty_encode_baud_rate(port->tty, baud, baud); + tty_encode_baud_rate(tty, baud, baud); break; /* set 9600 as default (if given baudrate is invalid for example) */ default: - tty_encode_baud_rate(port->tty, 9600, 9600); + tty_encode_baud_rate(tty, 9600, 9600); case 0: baud = 9600; } @@ -317,7 +318,8 @@ static void ark3116_set_termios(struct usb_serial_port *port, return; } -static int ark3116_open(struct usb_serial_port *port, struct file *filp) +static int ark3116_open(struct tty_struct *tty, struct usb_serial_port *port, + struct file *filp) { struct ktermios tmp_termios; struct usb_serial *serial = port->serial; @@ -332,7 +334,7 @@ static int ark3116_open(struct usb_serial_port *port, struct file *filp) return -ENOMEM; } - result = usb_serial_generic_open(port, filp); + result = usb_serial_generic_open(tty, port, filp); if (result) goto err_out; @@ -362,8 +364,8 @@ static int ark3116_open(struct usb_serial_port *port, struct file *filp) ARK3116_RCV(serial, 124, 0xFE, 0xC0, 0x0000, 0x0006, 0xFF, buf); /* initialise termios */ - if (port->tty) - ark3116_set_termios(port, &tmp_termios); + if (tty) + ark3116_set_termios(tty, port, &tmp_termios); err_out: kfree(buf); @@ -371,9 +373,10 @@ err_out: return result; } -static int ark3116_ioctl(struct usb_serial_port *port, struct file *file, +static int ark3116_ioctl(struct tty_struct *tty, struct file *file, unsigned int cmd, unsigned long arg) { + struct usb_serial_port *port = tty->driver_data; struct serial_struct serstruct; void __user *user_arg = (void __user *)arg; @@ -403,8 +406,9 @@ static int ark3116_ioctl(struct usb_serial_port *port, struct file *file, return -ENOIOCTLCMD; } -static int ark3116_tiocmget(struct usb_serial_port *port, struct file *file) +static int ark3116_tiocmget(struct tty_struct *tty, struct file *file) { + struct usb_serial_port *port = tty->driver_data; struct usb_serial *serial = port->serial; char *buf; char temp; diff --git a/drivers/usb/serial/belkin_sa.c b/drivers/usb/serial/belkin_sa.c index 0a322fc..1a76269 100644 --- a/drivers/usb/serial/belkin_sa.c +++ b/drivers/usb/serial/belkin_sa.c @@ -89,14 +89,13 @@ static int debug; /* function prototypes for a Belkin USB Serial Adapter F5U103 */ static int belkin_sa_startup (struct usb_serial *serial); static void belkin_sa_shutdown (struct usb_serial *serial); -static int belkin_sa_open (struct usb_serial_port *port, struct file *filp); -static void belkin_sa_close (struct usb_serial_port *port, struct file *filp); +static int belkin_sa_open (struct tty_struct *tty, struct usb_serial_port *port, struct file *filp); +static void belkin_sa_close (struct tty_struct *tty, struct usb_serial_port *port, struct file *filp); static void belkin_sa_read_int_callback (struct urb *urb); -static void belkin_sa_set_termios (struct usb_serial_port *port, struct ktermios * old); -static int belkin_sa_ioctl (struct usb_serial_port *port, struct file * file, unsigned int cmd, unsigned long arg); -static void belkin_sa_break_ctl (struct usb_serial_port *port, int break_state ); -static int belkin_sa_tiocmget (struct usb_serial_port *port, struct file *file); -static int belkin_sa_tiocmset (struct usb_serial_port *port, struct file *file, unsigned int set, unsigned int clear); +static void belkin_sa_set_termios (struct tty_struct *tty, struct usb_serial_port *port, struct ktermios * old); +static void belkin_sa_break_ctl (struct tty_struct *tty, int break_state ); +static int belkin_sa_tiocmget (struct tty_struct *tty, struct file *file); +static int belkin_sa_tiocmset (struct tty_struct *tty, struct file *file, unsigned int set, unsigned int clear); static struct usb_device_id id_table_combined [] = { @@ -132,7 +131,6 @@ static struct usb_serial_driver belkin_device = { .open = belkin_sa_open, .close = belkin_sa_close, .read_int_callback = belkin_sa_read_int_callback, /* How we get the status info */ - .ioctl = belkin_sa_ioctl, .set_termios = belkin_sa_set_termios, .break_ctl = belkin_sa_break_ctl, .tiocmget = belkin_sa_tiocmget, @@ -190,7 +188,7 @@ static int belkin_sa_startup (struct usb_serial *serial) } -static void belkin_sa_shutdown (struct usb_serial *serial) +static void belkin_sa_shutdown(struct usb_serial *serial) { struct belkin_sa_private *priv; int i; @@ -206,7 +204,7 @@ static void belkin_sa_shutdown (struct usb_serial *serial) } -static int belkin_sa_open (struct usb_serial_port *port, struct file *filp) +static int belkin_sa_open(struct tty_struct *tty, struct usb_serial_port *port, struct file *filp) { int retval = 0; @@ -235,7 +233,8 @@ exit: } /* belkin_sa_open */ -static void belkin_sa_close (struct usb_serial_port *port, struct file *filp) +static void belkin_sa_close (struct tty_struct *tty, + struct usb_serial_port *port, struct file *filp) { dbg("%s port %d", __func__, port->number); @@ -246,7 +245,7 @@ static void belkin_sa_close (struct usb_serial_port *port, struct file *filp) } /* belkin_sa_close */ -static void belkin_sa_read_int_callback (struct urb *urb) +static void belkin_sa_read_int_callback(struct urb *urb) { struct usb_serial_port *port = urb->context; struct belkin_sa_private *priv; @@ -311,7 +310,7 @@ static void belkin_sa_read_int_callback (struct urb *urb) * to look in to this before committing any code. */ if (priv->last_lsr & BELKIN_SA_LSR_ERR) { - tty = port->tty; + tty = port->port.tty; /* Overrun Error */ if (priv->last_lsr & BELKIN_SA_LSR_OE) { } @@ -334,7 +333,8 @@ exit: __func__, retval); } -static void belkin_sa_set_termios (struct usb_serial_port *port, struct ktermios *old_termios) +static void belkin_sa_set_termios(struct tty_struct *tty, + struct usb_serial_port *port, struct ktermios *old_termios) { struct usb_serial *serial = port->serial; struct belkin_sa_private *priv = usb_get_serial_port_data(port); @@ -347,7 +347,7 @@ static void belkin_sa_set_termios (struct usb_serial_port *port, struct ktermios unsigned long control_state; int bad_flow_control; speed_t baud; - struct ktermios *termios = port->tty->termios; + struct ktermios *termios = tty->termios; iflag = termios->c_iflag; cflag = termios->c_cflag; @@ -377,7 +377,7 @@ static void belkin_sa_set_termios (struct usb_serial_port *port, struct ktermios } } - baud = tty_get_baud_rate(port->tty); + baud = tty_get_baud_rate(tty); if (baud) { urb_value = BELKIN_SA_BAUD(baud); /* Clip to maximum speed */ @@ -387,7 +387,7 @@ static void belkin_sa_set_termios (struct usb_serial_port *port, struct ktermios baud = BELKIN_SA_BAUD(urb_value); /* Report the actual baud rate back to the caller */ - tty_encode_baud_rate(port->tty, baud, baud); + tty_encode_baud_rate(tty, baud, baud); if (BSA_USB_CMD(BELKIN_SA_SET_BAUDRATE_REQUEST, urb_value) < 0) err("Set baudrate error"); } else { @@ -463,8 +463,9 @@ static void belkin_sa_set_termios (struct usb_serial_port *port, struct ktermios } /* belkin_sa_set_termios */ -static void belkin_sa_break_ctl( struct usb_serial_port *port, int break_state ) +static void belkin_sa_break_ctl(struct tty_struct *tty, int break_state) { + struct usb_serial_port *port = tty->driver_data; struct usb_serial *serial = port->serial; if (BSA_USB_CMD(BELKIN_SA_SET_BREAK_REQUEST, break_state ? 1 : 0) < 0) @@ -472,8 +473,9 @@ static void belkin_sa_break_ctl( struct usb_serial_port *port, int break_state ) } -static int belkin_sa_tiocmget (struct usb_serial_port *port, struct file *file) +static int belkin_sa_tiocmget(struct tty_struct *tty, struct file *file) { + struct usb_serial_port *port = tty->driver_data; struct belkin_sa_private *priv = usb_get_serial_port_data(port); unsigned long control_state; unsigned long flags; @@ -488,9 +490,10 @@ static int belkin_sa_tiocmget (struct usb_serial_port *port, struct file *file) } -static int belkin_sa_tiocmset (struct usb_serial_port *port, struct file *file, +static int belkin_sa_tiocmset(struct tty_struct *tty, struct file *file, unsigned int set, unsigned int clear) { + struct usb_serial_port *port = tty->driver_data; struct usb_serial *serial = port->serial; struct belkin_sa_private *priv = usb_get_serial_port_data(port); unsigned long control_state; @@ -540,29 +543,7 @@ exit: } -static int belkin_sa_ioctl (struct usb_serial_port *port, struct file * file, unsigned int cmd, unsigned long arg) -{ - switch (cmd) { - case TIOCMIWAIT: - /* wait for any of the 4 modem inputs (DCD,RI,DSR,CTS)*/ - /* TODO */ - return( 0 ); - - case TIOCGICOUNT: - /* return count of modemline transitions */ - /* TODO */ - return 0; - - default: - dbg("belkin_sa_ioctl arg not supported - 0x%04x",cmd); - return(-ENOIOCTLCMD); - break; - } - return 0; -} /* belkin_sa_ioctl */ - - -static int __init belkin_sa_init (void) +static int __init belkin_sa_init(void) { int retval; retval = usb_serial_register(&belkin_device); @@ -583,7 +564,7 @@ failed_usb_serial_register: static void __exit belkin_sa_exit (void) { usb_deregister (&belkin_driver); - usb_serial_deregister (&belkin_device); + usb_serial_deregister(&belkin_device); } diff --git a/drivers/usb/serial/ch341.c b/drivers/usb/serial/ch341.c index 1f7c86b..f61e3ca 100644 --- a/drivers/usb/serial/ch341.c +++ b/drivers/usb/serial/ch341.c @@ -232,7 +232,8 @@ error: kfree(priv); } /* open this device, set default parameters */ -static int ch341_open(struct usb_serial_port *port, struct file *filp) +static int ch341_open(struct tty_struct *tty, 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]); @@ -256,7 +257,7 @@ static int ch341_open(struct usb_serial_port *port, struct file *filp) if (r) goto out; - r = usb_serial_generic_open(port, filp); + r = usb_serial_generic_open(tty, port, filp); out: return r; } @@ -264,11 +265,10 @@ 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) +static void ch341_set_termios(struct tty_struct *tty, + 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()"); diff --git a/drivers/usb/serial/console.c b/drivers/usb/serial/console.c index 201184c..940f5de 100644 --- a/drivers/usb/serial/console.c +++ b/drivers/usb/serial/console.c @@ -145,12 +145,12 @@ static int usb_console_setup(struct console *co, char *options) } port = serial->port[0]; - port->tty = NULL; + port->port.tty = NULL; info->port = port; - ++port->open_count; - if (port->open_count == 1) { + ++port->port.count; + if (port->port.count == 1) { if (serial->type->set_termios) { /* * allocate a fake tty so the driver can initialize @@ -171,15 +171,15 @@ static int usb_console_setup(struct console *co, char *options) } memset(&dummy, 0, sizeof(struct ktermios)); tty->termios = termios; - port->tty = tty; + port->port.tty = tty; } /* only call the device specific open if this * is the first time the port is opened */ if (serial->type->open) - retval = serial->type->open(port, NULL); + retval = serial->type->open(NULL, port, NULL); else - retval = usb_serial_generic_open(port, NULL); + retval = usb_serial_generic_open(NULL, port, NULL); if (retval) { err("could not open USB console port"); @@ -188,9 +188,9 @@ static int usb_console_setup(struct console *co, char *options) if (serial->type->set_termios) { termios->c_cflag = cflag; - serial->type->set_termios(port, &dummy); + serial->type->set_termios(NULL, port, &dummy); - port->tty = NULL; + port->port.tty = NULL; kfree(termios); kfree(tty); } @@ -203,11 +203,11 @@ out: return retval; free_termios: kfree(termios); - port->tty = NULL; + port->port.tty = NULL; free_tty: kfree(tty); reset_open_count: - port->open_count = 0; + port->port.count = 0; goto out; } @@ -227,7 +227,7 @@ static void usb_console_write(struct console *co, const char *buf, unsigned coun dbg("%s - port %d, %d byte(s)", __func__, port->number, count); - if (!port->open_count) { + if (!port->port.count) { dbg ("%s - port not opened", __func__); return; } @@ -245,17 +245,17 @@ static void usb_console_write(struct console *co, const char *buf, unsigned coun } /* pass on to the driver specific version of this function if it is available */ if (serial->type->write) - retval = serial->type->write(port, buf, i); + retval = serial->type->write(NULL, port, buf, i); else - retval = usb_serial_generic_write(port, buf, i); + retval = usb_serial_generic_write(NULL, port, buf, i); dbg("%s - return value : %d", __func__, retval); if (lf) { /* append CR after LF */ unsigned char cr = 13; if (serial->type->write) - retval = serial->type->write(port, &cr, 1); + retval = serial->type->write(NULL, port, &cr, 1); else - retval = usb_serial_generic_write(port, &cr, 1); + retval = usb_serial_generic_write(NULL, port, &cr, 1); dbg("%s - return value : %d", __func__, retval); } buf += i; @@ -306,8 +306,8 @@ void usb_serial_console_exit (void) { if (usbcons_info.port) { unregister_console(&usbcons); - if (usbcons_info.port->open_count) - usbcons_info.port->open_count--; + if (usbcons_info.port->port.count) + usbcons_info.port->port.count--; usbcons_info.port = NULL; } } diff --git a/drivers/usb/serial/cp2101.c b/drivers/usb/serial/cp2101.c index 2bc5576..46c33fc 100644 --- a/drivers/usb/serial/cp2101.c +++ b/drivers/usb/serial/cp2101.c @@ -37,15 +37,18 @@ /* * Function Prototypes */ -static int cp2101_open(struct usb_serial_port*, struct file*); -static void cp2101_cleanup(struct usb_serial_port*); -static void cp2101_close(struct usb_serial_port*, struct file*); -static void cp2101_get_termios(struct usb_serial_port*); -static void cp2101_set_termios(struct usb_serial_port*, struct ktermios*); -static int cp2101_tiocmget (struct usb_serial_port *, struct file *); -static int cp2101_tiocmset (struct usb_serial_port *, struct file *, +static int cp2101_open(struct tty_struct *, struct usb_serial_port *, + struct file *); +static void cp2101_cleanup(struct usb_serial_port *); +static void cp2101_close(struct tty_struct *, struct usb_serial_port *, + struct file*); +static void cp2101_get_termios(struct tty_struct *); +static void cp2101_set_termios(struct tty_struct *, struct usb_serial_port *, + struct ktermios*); +static int cp2101_tiocmget (struct tty_struct *, struct file *); +static int cp2101_tiocmset (struct tty_struct *, struct file *, unsigned int, unsigned int); -static void cp2101_break_ctl(struct usb_serial_port*, int); +static void cp2101_break_ctl(struct tty_struct *, int); static int cp2101_startup (struct usb_serial *); static void cp2101_shutdown(struct usb_serial*); @@ -182,7 +185,7 @@ static struct usb_serial_driver cp2101_device = { * 'data' is a pointer to a pre-allocated array of integers large * enough to hold 'size' bytes (with 4 bytes to each integer) */ -static int cp2101_get_config(struct usb_serial_port* port, u8 request, +static int cp2101_get_config(struct usb_serial_port *port, u8 request, unsigned int *data, int size) { struct usb_serial *serial = port->serial; @@ -228,7 +231,7 @@ static int cp2101_get_config(struct usb_serial_port* port, u8 request, * Values less than 16 bits wide are sent directly * 'size' is specified in bytes. */ -static int cp2101_set_config(struct usb_serial_port* port, u8 request, +static int cp2101_set_config(struct usb_serial_port *port, u8 request, unsigned int *data, int size) { struct usb_serial *serial = port->serial; @@ -283,13 +286,14 @@ static int cp2101_set_config(struct usb_serial_port* port, u8 request, * Convenience function for calling cp2101_set_config on single data values * without requiring an integer pointer */ -static inline int cp2101_set_config_single(struct usb_serial_port* port, +static inline int cp2101_set_config_single(struct usb_serial_port *port, u8 request, unsigned int data) { return cp2101_set_config(port, request, &data, 2); } -static int cp2101_open (struct usb_serial_port *port, struct file *filp) +static int cp2101_open (struct tty_struct *tty, struct usb_serial_port *port, + struct file *filp) { struct usb_serial *serial = port->serial; int result; @@ -318,10 +322,10 @@ static int cp2101_open (struct usb_serial_port *port, struct file *filp) } /* Configure the termios structure */ - cp2101_get_termios(port); + cp2101_get_termios(tty); /* Set the DTR and RTS pins low */ - cp2101_tiocmset(port, NULL, TIOCM_DTR | TIOCM_RTS, 0); + cp2101_tiocmset(tty, NULL, TIOCM_DTR | TIOCM_RTS, 0); return 0; } @@ -341,7 +345,8 @@ static void cp2101_cleanup (struct usb_serial_port *port) } } -static void cp2101_close (struct usb_serial_port *port, struct file * filp) +static void cp2101_close(struct tty_struct *tty, struct usb_serial_port *port, + struct file * filp) { dbg("%s - port %d", __func__, port->number); @@ -362,19 +367,15 @@ static void cp2101_close (struct usb_serial_port *port, struct file * filp) * from the device, corrects any unsupported values, and configures the * termios structure to reflect the state of the device */ -static void cp2101_get_termios (struct usb_serial_port *port) +static void cp2101_get_termios (struct tty_struct *tty) { + struct usb_serial_port *port = tty->driver_data; unsigned int cflag, modem_ctl[4]; unsigned int baud; unsigned int bits; dbg("%s - port %d", __func__, port->number); - if (!port->tty || !port->tty->termios) { - dbg("%s - no tty structures", __func__); - return; - } - cp2101_get_config(port, CP2101_BAUDRATE, &baud, 2); /* Convert to baudrate */ if (baud) @@ -382,8 +383,8 @@ static void cp2101_get_termios (struct usb_serial_port *port) dbg("%s - baud rate = %d", __func__, baud); - tty_encode_baud_rate(port->tty, baud, baud); - cflag = port->tty->termios->c_cflag; + tty_encode_baud_rate(tty, baud, baud); + cflag = tty->termios->c_cflag; cp2101_get_config(port, CP2101_BITS, &bits, 2); cflag &= ~CSIZE; @@ -491,11 +492,11 @@ static void cp2101_get_termios (struct usb_serial_port *port) cflag &= ~CRTSCTS; } - port->tty->termios->c_cflag = cflag; + tty->termios->c_cflag = cflag; } -static void cp2101_set_termios (struct usb_serial_port *port, - struct ktermios *old_termios) +static void cp2101_set_termios (struct tty_struct *tty, + struct usb_serial_port *port, struct ktermios *old_termios) { unsigned int cflag, old_cflag; unsigned int baud = 0, bits; @@ -503,15 +504,13 @@ static void cp2101_set_termios (struct usb_serial_port *port, dbg("%s - port %d", __func__, port->number); - if (!port->tty || !port->tty->termios) { - dbg("%s - no tty structures", __func__); + if (!tty) return; - } - port->tty->termios->c_cflag &= ~CMSPAR; - cflag = port->tty->termios->c_cflag; + tty->termios->c_cflag &= ~CMSPAR; + cflag = tty->termios->c_cflag; old_cflag = old_termios->c_cflag; - baud = tty_get_baud_rate(port->tty); + baud = tty_get_baud_rate(tty); /* If the baud rate is to be updated*/ if (baud != tty_termios_baud_rate(old_termios)) { @@ -554,7 +553,7 @@ static void cp2101_set_termios (struct usb_serial_port *port, } } /* Report back the resulting baud rate */ - tty_encode_baud_rate(port->tty, baud, baud); + tty_encode_baud_rate(tty, baud, baud); /* If the number of data bits is to be updated */ if ((cflag & CSIZE) != (old_cflag & CSIZE)) { @@ -651,9 +650,10 @@ static void cp2101_set_termios (struct usb_serial_port *port, } -static int cp2101_tiocmset (struct usb_serial_port *port, struct file *file, +static int cp2101_tiocmset (struct tty_struct *tty, struct file *file, unsigned int set, unsigned int clear) { + struct usb_serial_port *port = tty->driver_data; unsigned int control = 0; dbg("%s - port %d", __func__, port->number); @@ -681,8 +681,9 @@ static int cp2101_tiocmset (struct usb_serial_port *port, struct file *file, } -static int cp2101_tiocmget (struct usb_serial_port *port, struct file *file) +static int cp2101_tiocmget (struct tty_struct *tty, struct file *file) { + struct usb_serial_port *port = tty->driver_data; unsigned int control; int result; @@ -702,8 +703,9 @@ static int cp2101_tiocmget (struct usb_serial_port *port, struct file *file) return result; } -static void cp2101_break_ctl (struct usb_serial_port *port, int break_state) +static void cp2101_break_ctl (struct tty_struct *tty, int break_state) { + struct usb_serial_port *port = tty->driver_data; unsigned int state; dbg("%s - port %d", __func__, port->number); diff --git a/drivers/usb/serial/cyberjack.c b/drivers/usb/serial/cyberjack.c index c164e2c..546178e 100644 --- a/drivers/usb/serial/cyberjack.c +++ b/drivers/usb/serial/cyberjack.c @@ -57,15 +57,18 @@ static int debug; #define CYBERJACK_PRODUCT_ID 0x0100 /* Function prototypes */ -static int cyberjack_startup (struct usb_serial *serial); -static void cyberjack_shutdown (struct usb_serial *serial); -static int cyberjack_open (struct usb_serial_port *port, struct file *filp); -static void cyberjack_close (struct usb_serial_port *port, struct file *filp); -static int cyberjack_write (struct usb_serial_port *port, const unsigned char *buf, int count); -static int cyberjack_write_room( struct usb_serial_port *port ); -static void cyberjack_read_int_callback (struct urb *urb); -static void cyberjack_read_bulk_callback (struct urb *urb); -static void cyberjack_write_bulk_callback (struct urb *urb); +static int cyberjack_startup(struct usb_serial *serial); +static void cyberjack_shutdown(struct usb_serial *serial); +static int cyberjack_open(struct tty_struct *tty, + struct usb_serial_port *port, struct file *filp); +static void cyberjack_close(struct tty_struct *tty, + struct usb_serial_port *port, struct file *filp); +static int cyberjack_write(struct tty_struct *tty, + struct usb_serial_port *port, const unsigned char *buf, int count); +static int cyberjack_write_room( struct tty_struct *tty); +static void cyberjack_read_int_callback(struct urb *urb); +static void cyberjack_read_bulk_callback(struct urb *urb); +static void cyberjack_write_bulk_callback(struct urb *urb); static struct usb_device_id id_table [] = { { USB_DEVICE(CYBERJACK_VENDOR_ID, CYBERJACK_PRODUCT_ID) }, @@ -111,7 +114,7 @@ struct cyberjack_private { }; /* do some startup allocations not currently performed by usb_serial_probe() */ -static int cyberjack_startup (struct usb_serial *serial) +static int cyberjack_startup(struct usb_serial *serial) { struct cyberjack_private *priv; int i; @@ -145,7 +148,7 @@ static int cyberjack_startup (struct usb_serial *serial) return( 0 ); } -static void cyberjack_shutdown (struct usb_serial *serial) +static void cyberjack_shutdown(struct usb_serial *serial) { int i; @@ -159,7 +162,8 @@ static void cyberjack_shutdown (struct usb_serial *serial) } } -static int cyberjack_open (struct usb_serial_port *port, struct file *filp) +static int cyberjack_open(struct tty_struct *tty, + struct usb_serial_port *port, struct file *filp) { struct cyberjack_private *priv; unsigned long flags; @@ -174,7 +178,8 @@ static int cyberjack_open (struct usb_serial_port *port, struct file *filp) * the data through, otherwise it is scheduled, and with high * data rates (like with OHCI) data can get lost. */ - port->tty->low_latency = 1; + if (tty) + tty->low_latency = 1; priv = usb_get_serial_port_data(port); spin_lock_irqsave(&priv->lock, flags); @@ -186,7 +191,8 @@ static int cyberjack_open (struct usb_serial_port *port, struct file *filp) return result; } -static void cyberjack_close (struct usb_serial_port *port, struct file *filp) +static void cyberjack_close(struct tty_struct *tty, + struct usb_serial_port *port, struct file *filp) { dbg("%s - port %d", __func__, port->number); @@ -197,7 +203,8 @@ static void cyberjack_close (struct usb_serial_port *port, struct file *filp) } } -static int cyberjack_write (struct usb_serial_port *port, const unsigned char *buf, int count) +static int cyberjack_write(struct tty_struct *tty, + struct usb_serial_port *port, const unsigned char *buf, int count) { struct usb_serial *serial = port->serial; struct cyberjack_private *priv = usb_get_serial_port_data(port); @@ -292,13 +299,13 @@ static int cyberjack_write (struct usb_serial_port *port, const unsigned char *b return (count); } -static int cyberjack_write_room( struct usb_serial_port *port ) +static int cyberjack_write_room(struct tty_struct *tty) { /* FIXME: .... */ return CYBERJACK_LOCAL_BUF_SIZE; } -static void cyberjack_read_int_callback( struct urb *urb ) +static void cyberjack_read_int_callback(struct urb *urb) { struct usb_serial_port *port = urb->context; struct cyberjack_private *priv = usb_get_serial_port_data(port); @@ -355,7 +362,7 @@ resubmit: dbg("%s - usb_submit_urb(int urb)", __func__); } -static void cyberjack_read_bulk_callback (struct urb *urb) +static void cyberjack_read_bulk_callback(struct urb *urb) { struct usb_serial_port *port = urb->context; struct cyberjack_private *priv = usb_get_serial_port_data(port); @@ -374,7 +381,7 @@ static void cyberjack_read_bulk_callback (struct urb *urb) return; } - tty = port->tty; + tty = port->port.tty; if (!tty) { dbg("%s - ignoring since device not open\n", __func__); return; @@ -407,7 +414,7 @@ static void cyberjack_read_bulk_callback (struct urb *urb) } } -static void cyberjack_write_bulk_callback (struct urb *urb) +static void cyberjack_write_bulk_callback(struct urb *urb) { struct usb_serial_port *port = urb->context; struct cyberjack_private *priv = usb_get_serial_port_data(port); diff --git a/drivers/usb/serial/cypress_m8.c b/drivers/usb/serial/cypress_m8.c index 0230d3c..6999d33 100644 --- a/drivers/usb/serial/cypress_m8.c +++ b/drivers/usb/serial/cypress_m8.c @@ -167,18 +167,18 @@ static int cypress_earthmate_startup (struct usb_serial *serial); static int cypress_hidcom_startup (struct usb_serial *serial); static int cypress_ca42v2_startup (struct usb_serial *serial); static void cypress_shutdown (struct usb_serial *serial); -static int cypress_open (struct usb_serial_port *port, struct file *filp); -static void cypress_close (struct usb_serial_port *port, struct file *filp); -static int cypress_write (struct usb_serial_port *port, const unsigned char *buf, int count); +static int cypress_open (struct tty_struct *tty, struct usb_serial_port *port, struct file *filp); +static void cypress_close (struct tty_struct *tty, struct usb_serial_port *port, struct file *filp); +static int cypress_write (struct tty_struct *tty, struct usb_serial_port *port, const unsigned char *buf, int count); static void cypress_send (struct usb_serial_port *port); -static int cypress_write_room (struct usb_serial_port *port); -static int cypress_ioctl (struct usb_serial_port *port, struct file * file, unsigned int cmd, unsigned long arg); -static void cypress_set_termios (struct usb_serial_port *port, struct ktermios * old); -static int cypress_tiocmget (struct usb_serial_port *port, struct file *file); -static int cypress_tiocmset (struct usb_serial_port *port, struct file *file, unsigned int set, unsigned int clear); -static int cypress_chars_in_buffer (struct usb_serial_port *port); -static void cypress_throttle (struct usb_serial_port *port); -static void cypress_unthrottle (struct usb_serial_port *port); +static int cypress_write_room (struct tty_struct *tty); +static int cypress_ioctl (struct tty_struct *tty, struct file * file, unsigned int cmd, unsigned long arg); +static void cypress_set_termios (struct tty_struct *tty, struct usb_serial_port *port, struct ktermios * old); +static int cypress_tiocmget (struct tty_struct *tty, struct file *file); +static int cypress_tiocmset (struct tty_struct *tty, struct file *file, unsigned int set, unsigned int clear); +static int cypress_chars_in_buffer (struct tty_struct *tty); +static void cypress_throttle (struct tty_struct *tty); +static void cypress_unthrottle (struct tty_struct *tty); static void cypress_set_dead (struct usb_serial_port *port); static void cypress_read_int_callback (struct urb *urb); static void cypress_write_int_callback (struct urb *urb); @@ -322,8 +322,10 @@ static int analyze_baud_rate(struct usb_serial_port *port, speed_t new_rate) /* This function can either set or retrieve the current serial line settings */ -static int cypress_serial_control (struct usb_serial_port *port, speed_t baud_rate, int data_bits, int stop_bits, - int parity_enable, int parity_type, int reset, int cypress_request_type) +static int cypress_serial_control (struct tty_struct *tty, + struct usb_serial_port *port, speed_t baud_rate, int data_bits, + int stop_bits, int parity_enable, int parity_type, int reset, + int cypress_request_type) { int new_baudrate = 0, retval = 0, tries = 0; struct cypress_private *priv; @@ -395,7 +397,7 @@ static int cypress_serial_control (struct usb_serial_port *port, speed_t baud_ra spin_unlock_irqrestore(&priv->lock, flags); /* If we asked for a speed change encode it */ if (baud_rate) - tty_encode_baud_rate(port->tty, + tty_encode_baud_rate(tty, new_baudrate, new_baudrate); } break; @@ -611,7 +613,8 @@ static void cypress_shutdown (struct usb_serial *serial) } -static int cypress_open (struct usb_serial_port *port, struct file *filp) +static int cypress_open(struct tty_struct *tty, + struct usb_serial_port *port, struct file *filp) { struct cypress_private *priv = usb_get_serial_port_data(port); struct usb_serial *serial = port->serial; @@ -636,14 +639,15 @@ static int cypress_open (struct usb_serial_port *port, struct file *filp) spin_unlock_irqrestore(&priv->lock, flags); /* setting to zero could cause data loss */ - port->tty->low_latency = 1; + if (tty) + tty->low_latency = 1; /* raise both lines and set termios */ spin_lock_irqsave(&priv->lock, flags); priv->line_control = CONTROL_DTR | CONTROL_RTS; priv->cmd_ctrl = 1; spin_unlock_irqrestore(&priv->lock, flags); - result = cypress_write(port, NULL, 0); + result = cypress_write(tty, port, NULL, 0); if (result) { dev_err(&port->dev, "%s - failed setting the control lines - error %d\n", __func__, result); @@ -651,7 +655,8 @@ static int cypress_open (struct usb_serial_port *port, struct file *filp) } else dbg("%s - success setting the control lines", __func__); - cypress_set_termios(port, &priv->tmp_termios); + if (tty) + cypress_set_termios(tty, port, &priv->tmp_termios); /* setup the port and start reading from the device */ if(!port->interrupt_in_urb){ @@ -674,7 +679,8 @@ static int cypress_open (struct usb_serial_port *port, struct file *filp) } /* cypress_open */ -static void cypress_close(struct usb_serial_port *port, struct file * filp) +static void cypress_close(struct tty_struct *tty, + struct usb_serial_port *port, struct file * filp) { struct cypress_private *priv = usb_get_serial_port_data(port); unsigned int c_cflag; @@ -688,7 +694,7 @@ static void cypress_close(struct usb_serial_port *port, struct file * filp) spin_lock_irq(&priv->lock); timeout = CYPRESS_CLOSING_WAIT; init_waitqueue_entry(&wait, current); - add_wait_queue(&port->tty->write_wait, &wait); + add_wait_queue(&tty->write_wait, &wait); for (;;) { set_current_state(TASK_INTERRUPTIBLE); if (cypress_buf_data_avail(priv->buf) == 0 @@ -701,7 +707,7 @@ static void cypress_close(struct usb_serial_port *port, struct file * filp) spin_lock_irq(&priv->lock); } set_current_state(TASK_RUNNING); - remove_wait_queue(&port->tty->write_wait, &wait); + remove_wait_queue(&tty->write_wait, &wait); /* clear out any remaining data in the buffer */ cypress_buf_clear(priv->buf); spin_unlock_irq(&priv->lock); @@ -713,19 +719,21 @@ static void cypress_close(struct usb_serial_port *port, struct file * filp) return; } /* wait for characters to drain from device */ - bps = tty_get_baud_rate(port->tty); - if (bps > 1200) - timeout = max((HZ*2560)/bps,HZ/10); - else - timeout = 2*HZ; - schedule_timeout_interruptible(timeout); + if (tty) { + bps = tty_get_baud_rate(tty); + if (bps > 1200) + timeout = max((HZ*2560)/bps,HZ/10); + else + timeout = 2*HZ; + schedule_timeout_interruptible(timeout); + } dbg("%s - stopping urbs", __func__); usb_kill_urb (port->interrupt_in_urb); usb_kill_urb (port->interrupt_out_urb); - if (port->tty) { - c_cflag = port->tty->termios->c_cflag; + if (tty) { + c_cflag = tty->termios->c_cflag; if (c_cflag & HUPCL) { /* drop dtr and rts */ priv = usb_get_serial_port_data(port); @@ -733,7 +741,7 @@ static void cypress_close(struct usb_serial_port *port, struct file * filp) priv->line_control = 0; priv->cmd_ctrl = 1; spin_unlock_irq(&priv->lock); - cypress_write(port, NULL, 0); + cypress_write(tty, port, NULL, 0); } } @@ -744,7 +752,8 @@ static void cypress_close(struct usb_serial_port *port, struct file * filp) } /* cypress_close */ -static int cypress_write(struct usb_serial_port *port, const unsigned char *buf, int count) +static int cypress_write(struct tty_struct *tty, struct usb_serial_port *port, + const unsigned char *buf, int count) { struct cypress_private *priv = usb_get_serial_port_data(port); unsigned long flags; @@ -878,8 +887,9 @@ send: /* returns how much space is available in the soft buffer */ -static int cypress_write_room(struct usb_serial_port *port) +static int cypress_write_room(struct tty_struct *tty) { + struct usb_serial_port *port = tty->driver_data; struct cypress_private *priv = usb_get_serial_port_data(port); int room = 0; unsigned long flags; @@ -895,8 +905,9 @@ static int cypress_write_room(struct usb_serial_port *port) } -static int cypress_tiocmget (struct usb_serial_port *port, struct file *file) +static int cypress_tiocmget(struct tty_struct *tty, struct file *file) { + struct usb_serial_port *port = tty->driver_data; struct cypress_private *priv = usb_get_serial_port_data(port); __u8 status, control; unsigned int result = 0; @@ -922,9 +933,10 @@ static int cypress_tiocmget (struct usb_serial_port *port, struct file *file) } -static int cypress_tiocmset (struct usb_serial_port *port, struct file *file, +static int cypress_tiocmset(struct tty_struct *tty, struct file *file, unsigned int set, unsigned int clear) { + struct usb_serial_port *port = tty->driver_data; struct cypress_private *priv = usb_get_serial_port_data(port); unsigned long flags; @@ -942,12 +954,14 @@ static int cypress_tiocmset (struct usb_serial_port *port, struct file *file, priv->cmd_ctrl = 1; spin_unlock_irqrestore(&priv->lock, flags); - return cypress_write(port, NULL, 0); + return cypress_write(tty, port, NULL, 0); } -static int cypress_ioctl (struct usb_serial_port *port, struct file * file, unsigned int cmd, unsigned long arg) +static int cypress_ioctl(struct tty_struct *tty, struct file * file, + unsigned int cmd, unsigned long arg) { + struct usb_serial_port *port = tty->driver_data; struct cypress_private *priv = usb_get_serial_port_data(port); dbg("%s - port %d, cmd 0x%.4x", __func__, port->number, cmd); @@ -983,22 +997,18 @@ static int cypress_ioctl (struct usb_serial_port *port, struct file * file, unsi } } return 0; - break; default: break; } - dbg("%s - arg not supported - it was 0x%04x - check include/asm/ioctls.h", __func__, cmd); - return -ENOIOCTLCMD; } /* cypress_ioctl */ -static void cypress_set_termios (struct usb_serial_port *port, - struct ktermios *old_termios) +static void cypress_set_termios(struct tty_struct *tty, + struct usb_serial_port *port, struct ktermios *old_termios) { struct cypress_private *priv = usb_get_serial_port_data(port); - struct tty_struct *tty; int data_bits, stop_bits, parity_type, parity_enable; unsigned cflag, iflag; unsigned long flags; @@ -1007,8 +1017,6 @@ static void cypress_set_termios (struct usb_serial_port *port, dbg("%s - port %d", __func__, port->number); - tty = port->tty; - spin_lock_irqsave(&priv->lock, flags); if (!priv->termios_initialized) { if (priv->chiptype == CT_EARTHMATE) { @@ -1096,13 +1104,13 @@ static void cypress_set_termios (struct usb_serial_port *port, "%d data_bits (+5)", __func__, stop_bits, parity_enable, parity_type, data_bits); - cypress_serial_control(port, tty_get_baud_rate(tty), data_bits, stop_bits, + cypress_serial_control(tty, port, tty_get_baud_rate(tty), data_bits, stop_bits, parity_enable, parity_type, 0, CYPRESS_SET_CONFIG); /* we perform a CYPRESS_GET_CONFIG so that the current settings are * filled into the private structure this should confirm that all is * working if it returns what we just set */ - cypress_serial_control(port, 0, 0, 0, 0, 0, 0, CYPRESS_GET_CONFIG); + cypress_serial_control(tty, port, 0, 0, 0, 0, 0, 0, CYPRESS_GET_CONFIG); /* Here we can define custom tty settings for devices; the main tty * termios flag base comes from empeg.c */ @@ -1142,14 +1150,15 @@ static void cypress_set_termios (struct usb_serial_port *port, /* if necessary, set lines */ if (linechange) { priv->cmd_ctrl = 1; - cypress_write(port, NULL, 0); + cypress_write(tty, port, NULL, 0); } } /* cypress_set_termios */ /* returns amount of data still left in soft buffer */ -static int cypress_chars_in_buffer(struct usb_serial_port *port) +static int cypress_chars_in_buffer(struct tty_struct *tty) { + struct usb_serial_port *port = tty->driver_data; struct cypress_private *priv = usb_get_serial_port_data(port); int chars = 0; unsigned long flags; @@ -1165,8 +1174,9 @@ static int cypress_chars_in_buffer(struct usb_serial_port *port) } -static void cypress_throttle (struct usb_serial_port *port) +static void cypress_throttle(struct tty_struct *tty) { + struct usb_serial_port *port = tty->driver_data; struct cypress_private *priv = usb_get_serial_port_data(port); unsigned long flags; @@ -1178,8 +1188,9 @@ static void cypress_throttle (struct usb_serial_port *port) } -static void cypress_unthrottle (struct usb_serial_port *port) +static void cypress_unthrottle(struct tty_struct *tty) { + struct usb_serial_port *port = tty->driver_data; struct cypress_private *priv = usb_get_serial_port_data(port); int actually_throttled, result; unsigned long flags; @@ -1251,7 +1262,7 @@ static void cypress_read_int_callback(struct urb *urb) } spin_unlock_irqrestore(&priv->lock, flags); - tty = port->tty; + tty = port->port.tty; if (!tty) { dbg("%s - bad tty pointer - exiting", __func__); return; @@ -1327,7 +1338,7 @@ static void cypress_read_int_callback(struct urb *urb) data[i]); tty_insert_flip_char(tty, data[i], tty_flag); } - tty_flip_buffer_push(port->tty); + tty_flip_buffer_push(port->port.tty); } spin_lock_irqsave(&priv->lock, flags); @@ -1339,7 +1350,7 @@ continue_read: /* Continue trying to always read... unless the port has closed. */ - if (port->open_count > 0 && priv->comm_is_ok) { + if (port->port.count > 0 && priv->comm_is_ok) { usb_fill_int_urb(port->interrupt_in_urb, port->serial->dev, usb_rcvintpipe(port->serial->dev, port->interrupt_in_endpointAddress), diff --git a/drivers/usb/serial/digi_acceleport.c b/drivers/usb/serial/digi_acceleport.c index 28bc6fc..dc92dbf 100644 --- a/drivers/usb/serial/digi_acceleport.c +++ b/drivers/usb/serial/digi_acceleport.c @@ -15,7 +15,7 @@ * Al Borchers (borchers@steinerpoint.com) * * (12/03/2001) gkh -* switched to using port->open_count instead of private version. +* switched to using port->port.count instead of private version. * Removed port->active * * (04/08/2001) gb @@ -441,22 +441,23 @@ 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, +static void digi_rx_throttle (struct tty_struct *tty); +static void digi_rx_unthrottle (struct tty_struct *tty); +static void digi_set_termios(struct tty_struct *tty, + struct usb_serial_port *port, struct ktermios *old_termios); +static void digi_break_ctl(struct tty_struct *tty, int break_state); +static int digi_tiocmget(struct tty_struct *tty, struct file *file); +static int digi_tiocmset(struct tty_struct *tty, 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 int digi_write(struct tty_struct *tty, 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_write_room(struct tty_struct *tty); +static int digi_chars_in_buffer(struct tty_struct *tty); +static int digi_open(struct tty_struct *tty, struct usb_serial_port *port, + struct file *filp); +static void digi_close(struct tty_struct *tty, 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); @@ -516,7 +517,6 @@ static struct usb_serial_driver digi_acceleport_2_device = { .chars_in_buffer = digi_chars_in_buffer, .throttle = digi_rx_throttle, .unthrottle = digi_rx_unthrottle, - .ioctl = digi_ioctl, .set_termios = digi_set_termios, .break_ctl = digi_break_ctl, .tiocmget = digi_tiocmget, @@ -543,7 +543,6 @@ static struct usb_serial_driver digi_acceleport_4_device = { .chars_in_buffer = digi_chars_in_buffer, .throttle = digi_rx_throttle, .unthrottle = digi_rx_unthrottle, - .ioctl = digi_ioctl, .set_termios = digi_set_termios, .break_ctl = digi_break_ctl, .tiocmget = digi_tiocmget, @@ -604,7 +603,7 @@ static void digi_wakeup_write_lock(struct work_struct *work) static void digi_wakeup_write(struct usb_serial_port *port) { - tty_wakeup(port->tty); + tty_wakeup(port->port.tty); } @@ -856,9 +855,10 @@ static int digi_transmit_idle(struct usb_serial_port *port, } -static void digi_rx_throttle(struct usb_serial_port *port) +static void digi_rx_throttle(struct tty_struct *tty) { unsigned long flags; + struct usb_serial_port *port = tty->driver_data; struct digi_port *priv = usb_get_serial_port_data(port); @@ -872,10 +872,11 @@ static void digi_rx_throttle(struct usb_serial_port *port) } -static void digi_rx_unthrottle(struct usb_serial_port *port) +static void digi_rx_unthrottle(struct tty_struct *tty) { int ret = 0; unsigned long flags; + struct usb_serial_port *port = tty->driver_data; struct digi_port *priv = usb_get_serial_port_data(port); dbg("digi_rx_unthrottle: TOP: port=%d", priv->dp_port_num); @@ -900,12 +901,10 @@ 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_set_termios(struct tty_struct *tty, + struct usb_serial_port *port, struct ktermios *old_termios) { - struct digi_port *priv = usb_get_serial_port_data(port); - 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; @@ -1088,8 +1087,9 @@ static void digi_set_termios(struct usb_serial_port *port, } -static void digi_break_ctl(struct usb_serial_port *port, int break_state) +static void digi_break_ctl(struct tty_struct *tty, int break_state) { + struct usb_serial_port *port = tty->driver_data; unsigned char buf[4]; buf[0] = DIGI_CMD_BREAK_CONTROL; @@ -1100,8 +1100,9 @@ static void digi_break_ctl(struct usb_serial_port *port, int break_state) } -static int digi_tiocmget(struct usb_serial_port *port, struct file *file) +static int digi_tiocmget(struct tty_struct *tty, struct file *file) { + struct usb_serial_port *port = tty->driver_data; struct digi_port *priv = usb_get_serial_port_data(port); unsigned int val; unsigned long flags; @@ -1115,9 +1116,10 @@ static int digi_tiocmget(struct usb_serial_port *port, struct file *file) } -static int digi_tiocmset(struct usb_serial_port *port, struct file *file, +static int digi_tiocmset(struct tty_struct *tty, struct file *file, unsigned int set, unsigned int clear) { + struct usb_serial_port *port = tty->driver_data; struct digi_port *priv = usb_get_serial_port_data(port); unsigned int val; unsigned long flags; @@ -1131,27 +1133,8 @@ static int digi_tiocmset(struct usb_serial_port *port, struct file *file, } -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); - - switch (cmd) { - case TIOCMIWAIT: - /* wait for any of the 4 modem inputs (DCD,RI,DSR,CTS)*/ - /* TODO */ - return 0; - case TIOCGICOUNT: - /* return count of modemline transitions */ - /* TODO */ - return 0; - } - return -ENOIOCTLCMD; - -} - -static int digi_write(struct usb_serial_port *port, const unsigned char *buf, int count) +static int digi_write(struct tty_struct *tty, struct usb_serial_port *port, + const unsigned char *buf, int count) { int ret,data_len,new_len; @@ -1261,7 +1244,7 @@ static void digi_write_bulk_callback(struct urb *urb) /* try to send any buffered data on this port, if it is open */ spin_lock(&priv->dp_port_lock); priv->dp_write_urb_in_use = 0; - if (port->open_count && port->write_urb->status != -EINPROGRESS + if (port->port.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; @@ -1288,11 +1271,11 @@ static void digi_write_bulk_callback(struct urb *urb) __func__, ret, priv->dp_port_num); } -static int digi_write_room(struct usb_serial_port *port) +static int digi_write_room(struct tty_struct *tty) { - - int room; + struct usb_serial_port *port = tty->driver_data; struct digi_port *priv = usb_get_serial_port_data(port); + int room; unsigned long flags = 0; spin_lock_irqsave(&priv->dp_port_lock, flags); @@ -1308,12 +1291,11 @@ static int digi_write_room(struct usb_serial_port *port) } -static int digi_chars_in_buffer(struct usb_serial_port *port) +static int digi_chars_in_buffer(struct tty_struct *tty) { - + struct usb_serial_port *port = tty->driver_data; 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", @@ -1329,7 +1311,8 @@ static int digi_chars_in_buffer(struct usb_serial_port *port) } -static int digi_open(struct usb_serial_port *port, struct file *filp) +static int digi_open(struct tty_struct *tty, struct usb_serial_port *port, + struct file *filp) { int ret; unsigned char buf[32]; @@ -1338,7 +1321,7 @@ static int digi_open(struct usb_serial_port *port, struct file *filp) unsigned long flags = 0; dbg("digi_open: TOP: port=%d, open_count=%d", - priv->dp_port_num, port->open_count); + priv->dp_port_num, port->port.count); /* be sure the device is started up */ if (digi_startup_device(port->serial) != 0) @@ -1380,9 +1363,11 @@ static int digi_open(struct usb_serial_port *port, struct file *filp) 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); + if (tty) { + not_termios.c_cflag = ~tty->termios->c_cflag; + not_termios.c_iflag = ~tty->termios->c_iflag; + digi_set_termios(tty, port, ¬_termios); + } /* set DTR and RTS */ digi_set_modem_signals(port, TIOCM_DTR|TIOCM_RTS, 1); @@ -1391,16 +1376,16 @@ 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 void digi_close(struct tty_struct *tty, struct usb_serial_port *port, + struct file *filp) { DEFINE_WAIT(wait); int ret; unsigned char buf[32]; - struct tty_struct *tty = port->tty; struct digi_port *priv = usb_get_serial_port_data(port); dbg("digi_close: TOP: port=%d, open_count=%d", - priv->dp_port_num, port->open_count); + priv->dp_port_num, port->port.count); mutex_lock(&port->serial->disc_mutex); /* if disconnected, just clear flags */ @@ -1663,7 +1648,7 @@ static int digi_read_inb_callback(struct urb *urb) { struct usb_serial_port *port = urb->context; - struct tty_struct *tty = port->tty; + struct tty_struct *tty = port->port.tty; struct digi_port *priv = usb_get_serial_port_data(port); int opcode = ((unsigned char *)urb->transfer_buffer)[0]; int len = ((unsigned char *)urb->transfer_buffer)[1]; @@ -1675,7 +1660,7 @@ 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) + if (port->port.count == 0) return 0; /* short/multiple packet check */ @@ -1785,17 +1770,17 @@ static int digi_read_oob_callback(struct urb *urb) 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) { - port->tty->hw_stopped = 0; + if (port->port.count + && port->port.tty->termios->c_cflag & CRTSCTS) { + port->port.tty->hw_stopped = 0; 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) { - port->tty->hw_stopped = 1; + if (port->port.count + && port->port.tty->termios->c_cflag & CRTSCTS) { + port->port.tty->hw_stopped = 1; } } if (val & DIGI_READ_INPUT_SIGNALS_DSR) diff --git a/drivers/usb/serial/empeg.c b/drivers/usb/serial/empeg.c index c5ec309..47ebdf5 100644 --- a/drivers/usb/serial/empeg.c +++ b/drivers/usb/serial/empeg.c @@ -31,7 +31,7 @@ * Moved MOD_DEC_USE_COUNT to end of empeg_close(). * * (12/03/2000) gb - * Added port->tty->ldisc.set_termios(port->tty, NULL) to empeg_open() + * Added port->port.tty->ldisc.set_termios(port->port.tty, NULL) to empeg_open() * This notifies the tty driver that the termios have changed. * * (11/13/2000) gb @@ -77,22 +77,18 @@ static int debug; #define EMPEG_PRODUCT_ID 0x0001 /* function prototypes for an empeg-car player */ -static int empeg_open (struct usb_serial_port *port, struct file *filp); -static void empeg_close (struct usb_serial_port *port, struct file *filp); -static int empeg_write (struct usb_serial_port *port, +static int empeg_open (struct tty_struct *tty, struct usb_serial_port *port, struct file *filp); +static void empeg_close (struct tty_struct *tty, struct usb_serial_port *port, struct file *filp); +static int empeg_write (struct tty_struct *tty, struct usb_serial_port *port, const unsigned char *buf, int count); -static int empeg_write_room (struct usb_serial_port *port); -static int empeg_chars_in_buffer (struct usb_serial_port *port); -static void empeg_throttle (struct usb_serial_port *port); -static void empeg_unthrottle (struct usb_serial_port *port); +static int empeg_write_room (struct tty_struct *tty); +static int empeg_chars_in_buffer (struct tty_struct *tty); +static void empeg_throttle (struct tty_struct *tty); +static void empeg_unthrottle (struct tty_struct *tty); static int empeg_startup (struct usb_serial *serial); static void empeg_shutdown (struct usb_serial *serial); -static int empeg_ioctl (struct usb_serial_port *port, - struct file * file, - unsigned int cmd, - unsigned long arg); -static void empeg_set_termios (struct usb_serial_port *port, struct ktermios *old_termios); +static void empeg_set_termios (struct tty_struct *tty, struct usb_serial_port *port, struct ktermios *old_termios); static void empeg_write_bulk_callback (struct urb *urb); static void empeg_read_bulk_callback (struct urb *urb); @@ -125,7 +121,6 @@ static struct usb_serial_driver empeg_device = { .unthrottle = empeg_unthrottle, .attach = empeg_startup, .shutdown = empeg_shutdown, - .ioctl = empeg_ioctl, .set_termios = empeg_set_termios, .write = empeg_write, .write_room = empeg_write_room, @@ -145,7 +140,8 @@ static int bytes_out; /****************************************************************************** * Empeg specific driver functions ******************************************************************************/ -static int empeg_open (struct usb_serial_port *port, struct file *filp) +static int empeg_open(struct tty_struct *tty, struct usb_serial_port *port, + struct file *filp) { struct usb_serial *serial = port->serial; int result = 0; @@ -153,7 +149,7 @@ static int empeg_open (struct usb_serial_port *port, struct file *filp) dbg("%s - port %d", __func__, port->number); /* Force default termio settings */ - empeg_set_termios (port, NULL) ; + empeg_set_termios (tty, port, NULL) ; bytes_in = 0; bytes_out = 0; @@ -178,7 +174,8 @@ static int empeg_open (struct usb_serial_port *port, struct file *filp) } -static void empeg_close (struct usb_serial_port *port, struct file * filp) +static void empeg_close(struct tty_struct *tty, struct usb_serial_port *port, + struct file * filp) { dbg("%s - port %d", __func__, port->number); @@ -189,7 +186,7 @@ static void empeg_close (struct usb_serial_port *port, struct file * filp) } -static int empeg_write (struct usb_serial_port *port, const unsigned char *buf, int count) +static int empeg_write(struct tty_struct *tty, struct usb_serial_port *port, const unsigned char *buf, int count) { struct usb_serial *serial = port->serial; struct urb *urb; @@ -203,7 +200,6 @@ static int empeg_write (struct usb_serial_port *port, const unsigned char *buf, dbg("%s - port %d", __func__, port->number); while (count > 0) { - /* try to find a free urb in our list of them */ urb = NULL; @@ -262,15 +258,14 @@ static int empeg_write (struct usb_serial_port *port, const unsigned char *buf, bytes_out += transfer_size; } - exit: return bytes_sent; - } -static int empeg_write_room (struct usb_serial_port *port) +static int empeg_write_room(struct tty_struct *tty) { + struct usb_serial_port *port = tty->driver_data; unsigned long flags; int i; int room = 0; @@ -278,25 +273,22 @@ static int empeg_write_room (struct usb_serial_port *port) dbg("%s - port %d", __func__, port->number); spin_lock_irqsave (&write_urb_pool_lock, flags); - /* tally up the number of bytes available */ for (i = 0; i < NUM_URBS; ++i) { if (write_urb_pool[i]->status != -EINPROGRESS) { room += URB_TRANSFER_BUFFER_SIZE; } } - spin_unlock_irqrestore (&write_urb_pool_lock, flags); - dbg("%s - returns %d", __func__, room); - - return (room); + return room; } -static int empeg_chars_in_buffer (struct usb_serial_port *port) +static int empeg_chars_in_buffer(struct tty_struct *tty) { + struct usb_serial_port *port = tty->driver_data; unsigned long flags; int i; int chars = 0; @@ -356,7 +348,7 @@ static void empeg_read_bulk_callback (struct urb *urb) usb_serial_debug_data(debug, &port->dev, __func__, urb->actual_length, data); - tty = port->tty; + tty = port->port.tty; if (urb->actual_length) { tty_buffer_request_room(tty, urb->actual_length); @@ -386,27 +378,24 @@ static void empeg_read_bulk_callback (struct urb *urb) } -static void empeg_throttle (struct usb_serial_port *port) +static void empeg_throttle(struct tty_struct *tty) { + struct usb_serial_port *port = tty->driver_data; dbg("%s - port %d", __func__, port->number); usb_kill_urb(port->read_urb); } -static void empeg_unthrottle (struct usb_serial_port *port) +static void empeg_unthrottle(struct tty_struct *tty) { + struct usb_serial_port *port = tty->driver_data; int result; - dbg("%s - port %d", __func__, port->number); port->read_urb->dev = port->serial->dev; - result = usb_submit_urb(port->read_urb, GFP_ATOMIC); - if (result) dev_err(&port->dev, "%s - failed submitting read urb, error %d\n", __func__, result); - - return; } @@ -436,17 +425,10 @@ static void empeg_shutdown (struct usb_serial *serial) } -static int empeg_ioctl (struct usb_serial_port *port, struct file * file, unsigned int cmd, unsigned long arg) -{ - dbg("%s - port %d, cmd 0x%.4x", __func__, port->number, cmd); - - return -ENOIOCTLCMD; -} - - -static void empeg_set_termios (struct usb_serial_port *port, struct ktermios *old_termios) +static void empeg_set_termios(struct tty_struct *tty, + struct usb_serial_port *port, struct ktermios *old_termios) { - struct ktermios *termios = port->tty->termios; + struct ktermios *termios = tty->termios; dbg("%s - port %d", __func__, port->number); /* @@ -491,8 +473,8 @@ static void empeg_set_termios (struct usb_serial_port *port, struct ktermios *ol * this is bad as it opens up the possibility of dropping bytes * on the floor. We don't want to drop bytes on the floor. :) */ - port->tty->low_latency = 1; - tty_encode_baud_rate(port->tty, 115200, 115200); + tty->low_latency = 1; + tty_encode_baud_rate(tty, 115200, 115200); } diff --git a/drivers/usb/serial/ftdi_sio.c b/drivers/usb/serial/ftdi_sio.c index 0ff4a39..abbb447 100644 --- a/drivers/usb/serial/ftdi_sio.c +++ b/drivers/usb/serial/ftdi_sio.c @@ -682,21 +682,21 @@ static int ftdi_sio_probe (struct usb_serial *serial, const struct usb_device_i static void ftdi_shutdown (struct usb_serial *serial); static int ftdi_sio_port_probe (struct usb_serial_port *port); static int ftdi_sio_port_remove (struct usb_serial_port *port); -static int ftdi_open (struct usb_serial_port *port, struct file *filp); -static void ftdi_close (struct usb_serial_port *port, struct file *filp); -static int ftdi_write (struct usb_serial_port *port, const unsigned char *buf, int count); -static int ftdi_write_room (struct usb_serial_port *port); -static int ftdi_chars_in_buffer (struct usb_serial_port *port); +static int ftdi_open (struct tty_struct *tty, struct usb_serial_port *port, struct file *filp); +static void ftdi_close (struct tty_struct *tty, struct usb_serial_port *port, struct file *filp); +static int ftdi_write (struct tty_struct *tty, struct usb_serial_port *port, const unsigned char *buf, int count); +static int ftdi_write_room (struct tty_struct *tty); +static int ftdi_chars_in_buffer (struct tty_struct *tty); static void ftdi_write_bulk_callback (struct urb *urb); static void ftdi_read_bulk_callback (struct urb *urb); static void ftdi_process_read (struct work_struct *work); -static void ftdi_set_termios (struct usb_serial_port *port, struct ktermios * old); -static int ftdi_tiocmget (struct usb_serial_port *port, struct file *file); -static int ftdi_tiocmset (struct usb_serial_port *port, struct file * file, unsigned int set, unsigned int clear); -static int ftdi_ioctl (struct usb_serial_port *port, struct file * file, unsigned int cmd, unsigned long arg); -static void ftdi_break_ctl (struct usb_serial_port *port, int break_state ); -static void ftdi_throttle (struct usb_serial_port *port); -static void ftdi_unthrottle (struct usb_serial_port *port); +static void ftdi_set_termios (struct tty_struct *tty, struct usb_serial_port *port, struct ktermios * old); +static int ftdi_tiocmget (struct tty_struct *tty, struct file *file); +static int ftdi_tiocmset (struct tty_struct *tty, struct file * file, unsigned int set, unsigned int clear); +static int ftdi_ioctl (struct tty_struct *tty, struct file * file, unsigned int cmd, unsigned long arg); +static void ftdi_break_ctl (struct tty_struct *tty, int break_state ); +static void ftdi_throttle (struct tty_struct *tty); +static void ftdi_unthrottle (struct tty_struct *tty); static unsigned short int ftdi_232am_baud_base_to_divisor (int baud, int base); static unsigned short int ftdi_232am_baud_to_divisor (int baud); @@ -843,42 +843,7 @@ static int update_mctrl(struct usb_serial_port *port, unsigned int set, unsigned } -static __u32 get_ftdi_divisor(struct usb_serial_port * port); - - -static int change_speed(struct usb_serial_port *port) -{ - struct ftdi_private *priv = usb_get_serial_port_data(port); - char *buf; - __u16 urb_value; - __u16 urb_index; - __u32 urb_index_value; - int rv; - - buf = kmalloc(1, GFP_NOIO); - if (!buf) - return -ENOMEM; - - urb_index_value = get_ftdi_divisor(port); - urb_value = (__u16)urb_index_value; - urb_index = (__u16)(urb_index_value >> 16); - if (priv->interface) { /* FT2232C */ - urb_index = (__u16)((urb_index << 8) | priv->interface); - } - - rv = usb_control_msg(port->serial->dev, - usb_sndctrlpipe(port->serial->dev, 0), - FTDI_SIO_SET_BAUDRATE_REQUEST, - FTDI_SIO_SET_BAUDRATE_REQUEST_TYPE, - urb_value, urb_index, - buf, 0, WDR_SHORT_TIMEOUT); - - kfree(buf); - return rv; -} - - -static __u32 get_ftdi_divisor(struct usb_serial_port * port) +static __u32 get_ftdi_divisor(struct tty_struct *tty, struct usb_serial_port *port) { /* get_ftdi_divisor */ struct ftdi_private *priv = usb_get_serial_port_data(port); __u32 div_value = 0; @@ -910,7 +875,7 @@ static __u32 get_ftdi_divisor(struct usb_serial_port * port) /* 1. Get the baud rate from the tty settings, this observes alt_speed hack */ - baud = tty_get_baud_rate(port->tty); + baud = tty_get_baud_rate(tty); dbg("%s - tty_get_baud_rate reports speed %d", __func__, baud); /* 2. Observe async-compatible custom_divisor hack, update baudrate if needed */ @@ -976,10 +941,42 @@ static __u32 get_ftdi_divisor(struct usb_serial_port * port) ftdi_chip_name[priv->chip_type]); } - tty_encode_baud_rate(port->tty, baud, baud); + tty_encode_baud_rate(tty, baud, baud); return(div_value); } +static int change_speed(struct tty_struct *tty, struct usb_serial_port *port) +{ + struct ftdi_private *priv = usb_get_serial_port_data(port); + char *buf; + __u16 urb_value; + __u16 urb_index; + __u32 urb_index_value; + int rv; + + buf = kmalloc(1, GFP_NOIO); + if (!buf) + return -ENOMEM; + + urb_index_value = get_ftdi_divisor(tty, port); + urb_value = (__u16)urb_index_value; + urb_index = (__u16)(urb_index_value >> 16); + if (priv->interface) { /* FT2232C */ + urb_index = (__u16)((urb_index << 8) | priv->interface); + } + + rv = usb_control_msg(port->serial->dev, + usb_sndctrlpipe(port->serial->dev, 0), + FTDI_SIO_SET_BAUDRATE_REQUEST, + FTDI_SIO_SET_BAUDRATE_REQUEST_TYPE, + urb_value, urb_index, + buf, 0, WDR_SHORT_TIMEOUT); + + kfree(buf); + return rv; +} + + static int get_serial_info(struct usb_serial_port * port, struct serial_struct __user * retinfo) { @@ -998,7 +995,8 @@ static int get_serial_info(struct usb_serial_port * port, struct serial_struct _ } /* get_serial_info */ -static int set_serial_info(struct usb_serial_port * port, struct serial_struct __user * newinfo) +static int set_serial_info(struct tty_struct *tty, + struct usb_serial_port * port, struct serial_struct __user * newinfo) { /* set_serial_info */ struct ftdi_private *priv = usb_get_serial_port_data(port); struct serial_struct new_serial; @@ -1030,30 +1028,29 @@ static int set_serial_info(struct usb_serial_port * port, struct serial_struct _ (new_serial.flags & ASYNC_FLAGS)); priv->custom_divisor = new_serial.custom_divisor; - port->tty->low_latency = (priv->flags & ASYNC_LOW_LATENCY) ? 1 : 0; + tty->low_latency = (priv->flags & ASYNC_LOW_LATENCY) ? 1 : 0; check_and_exit: if ((old_priv.flags & ASYNC_SPD_MASK) != (priv->flags & ASYNC_SPD_MASK)) { if ((priv->flags & ASYNC_SPD_MASK) == ASYNC_SPD_HI) - port->tty->alt_speed = 57600; + tty->alt_speed = 57600; else if ((priv->flags & ASYNC_SPD_MASK) == ASYNC_SPD_VHI) - port->tty->alt_speed = 115200; + tty->alt_speed = 115200; else if ((priv->flags & ASYNC_SPD_MASK) == ASYNC_SPD_SHI) - port->tty->alt_speed = 230400; + tty->alt_speed = 230400; else if ((priv->flags & ASYNC_SPD_MASK) == ASYNC_SPD_WARP) - port->tty->alt_speed = 460800; + tty->alt_speed = 460800; else - port->tty->alt_speed = 0; + tty->alt_speed = 0; } if (((old_priv.flags & ASYNC_SPD_MASK) != (priv->flags & ASYNC_SPD_MASK)) || (((priv->flags & ASYNC_SPD_MASK) == ASYNC_SPD_CUST) && (old_priv.custom_divisor != priv->custom_divisor))) { - change_speed(port); + change_speed(tty, port); } - - return (0); + return 0; } /* set_serial_info */ @@ -1415,7 +1412,8 @@ static int ftdi_sio_port_remove(struct usb_serial_port *port) return 0; } -static int ftdi_open (struct usb_serial_port *port, struct file *filp) +static int ftdi_open(struct tty_struct *tty, + struct usb_serial_port *port, struct file *filp) { /* ftdi_open */ struct usb_device *dev = port->serial->dev; struct ftdi_private *priv = usb_get_serial_port_data(port); @@ -1433,8 +1431,8 @@ static int ftdi_open (struct usb_serial_port *port, struct file *filp) priv->rx_bytes = 0; spin_unlock_irqrestore(&priv->rx_lock, flags); - if (port->tty) - port->tty->low_latency = (priv->flags & ASYNC_LOW_LATENCY) ? 1 : 0; + if (tty) + tty->low_latency = (priv->flags & ASYNC_LOW_LATENCY) ? 1 : 0; /* No error checking for this (will get errors later anyway) */ /* See ftdi_sio.h for description of what is reset */ @@ -1448,8 +1446,8 @@ static int ftdi_open (struct usb_serial_port *port, struct file *filp) This is same behaviour as serial.c/rs_open() - Kuba */ /* ftdi_set_termios will send usb control messages */ - if (port->tty) - ftdi_set_termios(port, port->tty->termios); + if (tty) + ftdi_set_termios(tty, port, tty->termios); /* FIXME: Flow control might be enabled, so it should be checked - we have no control of defaults! */ @@ -1485,9 +1483,10 @@ static int ftdi_open (struct usb_serial_port *port, struct file *filp) * */ -static void ftdi_close (struct usb_serial_port *port, struct file *filp) +static void ftdi_close(struct tty_struct *tty, + struct usb_serial_port *port, struct file *filp) { /* ftdi_close */ - unsigned int c_cflag = port->tty->termios->c_cflag; + unsigned int c_cflag = tty->termios->c_cflag; struct ftdi_private *priv = usb_get_serial_port_data(port); char buf[1]; @@ -1527,7 +1526,7 @@ static void ftdi_close (struct usb_serial_port *port, struct file *filp) * * The new devices do not require this byte */ -static int ftdi_write (struct usb_serial_port *port, +static int ftdi_write(struct tty_struct *tty, struct usb_serial_port *port, const unsigned char *buf, int count) { /* ftdi_write */ struct ftdi_private *priv = usb_get_serial_port_data(port); @@ -1686,8 +1685,9 @@ static void ftdi_write_bulk_callback (struct urb *urb) } /* ftdi_write_bulk_callback */ -static int ftdi_write_room( struct usb_serial_port *port ) +static int ftdi_write_room(struct tty_struct *tty) { + struct usb_serial_port *port = tty->driver_data; struct ftdi_private *priv = usb_get_serial_port_data(port); int room; unsigned long flags; @@ -1707,11 +1707,11 @@ static int ftdi_write_room( struct usb_serial_port *port ) } spin_unlock_irqrestore(&priv->tx_lock, flags); return room; -} /* ftdi_write_room */ - +} -static int ftdi_chars_in_buffer (struct usb_serial_port *port) -{ /* ftdi_chars_in_buffer */ +static int ftdi_chars_in_buffer(struct tty_struct *tty) +{ + struct usb_serial_port *port = tty->driver_data; struct ftdi_private *priv = usb_get_serial_port_data(port); int buffered; unsigned long flags; @@ -1726,12 +1726,10 @@ static int ftdi_chars_in_buffer (struct usb_serial_port *port) buffered = 0; } return buffered; -} /* ftdi_chars_in_buffer */ - - +} -static void ftdi_read_bulk_callback (struct urb *urb) -{ /* ftdi_read_bulk_callback */ +static void ftdi_read_bulk_callback(struct urb *urb) +{ struct usb_serial_port *port = urb->context; struct tty_struct *tty; struct ftdi_private *priv; @@ -1747,10 +1745,10 @@ static void ftdi_read_bulk_callback (struct urb *urb) dbg("%s - port %d", __func__, port->number); - if (port->open_count <= 0) + if (port->port.count <= 0) return; - tty = port->tty; + tty = port->port.tty; if (!tty) { dbg("%s - bad tty pointer - exiting",__func__); return; @@ -1803,10 +1801,10 @@ static void ftdi_process_read (struct work_struct *work) dbg("%s - port %d", __func__, port->number); - if (port->open_count <= 0) + if (port->port.count <= 0) return; - tty = port->tty; + tty = port->port.tty; if (!tty) { dbg("%s - bad tty pointer - exiting",__func__); return; @@ -1954,7 +1952,7 @@ static void ftdi_process_read (struct work_struct *work) } spin_unlock_irqrestore(&priv->rx_lock, flags); /* if the port is closed stop trying to read */ - if (port->open_count > 0){ + if (port->port.count > 0){ /* delay processing of remainder */ schedule_delayed_work(&priv->rx_work, 1); } else { @@ -1967,7 +1965,7 @@ static void ftdi_process_read (struct work_struct *work) priv->rx_processed = 0; /* if the port is closed stop trying to read */ - if (port->open_count > 0){ + if (port->port.count > 0){ /* Continue trying to always read */ usb_fill_bulk_urb(port->read_urb, port->serial->dev, usb_rcvbulkpipe(port->serial->dev, port->bulk_in_endpointAddress), @@ -1983,8 +1981,9 @@ static void ftdi_process_read (struct work_struct *work) } /* ftdi_process_read */ -static void ftdi_break_ctl( struct usb_serial_port *port, int break_state ) +static void ftdi_break_ctl(struct tty_struct *tty, int break_state) { + struct usb_serial_port *port = tty->driver_data; struct ftdi_private *priv = usb_get_serial_port_data(port); __u16 urb_value = 0; char buf[1]; @@ -2018,11 +2017,12 @@ static void ftdi_break_ctl( struct usb_serial_port *port, int break_state ) * WARNING: set_termios calls this with old_termios in kernel space */ -static void ftdi_set_termios (struct usb_serial_port *port, struct ktermios *old_termios) +static void ftdi_set_termios(struct tty_struct *tty, + struct usb_serial_port *port, struct ktermios *old_termios) { /* ftdi_termios */ struct usb_device *dev = port->serial->dev; struct ftdi_private *priv = usb_get_serial_port_data(port); - struct ktermios *termios = port->tty->termios; + struct ktermios *termios = tty->termios; unsigned int cflag = termios->c_cflag; __u16 urb_value; /* will hold the new flags */ char buf[1]; /* Perhaps I should dynamically alloc this? */ @@ -2037,7 +2037,7 @@ static void ftdi_set_termios (struct usb_serial_port *port, struct ktermios *old /* Force baud rate if this device requires it, unless it is set to B0. */ if (priv->force_baud && ((termios->c_cflag & CBAUD) != B0)) { dbg("%s: forcing baud rate for this device", __func__); - tty_encode_baud_rate(port->tty, priv->force_baud, + tty_encode_baud_rate(tty, priv->force_baud, priv->force_baud); } @@ -2104,7 +2104,7 @@ static void ftdi_set_termios (struct usb_serial_port *port, struct ktermios *old clear_mctrl(port, TIOCM_DTR | TIOCM_RTS); } else { /* set the baudrate determined before */ - if (change_speed(port)) { + if (change_speed(tty, port)) { err("%s urb failed to set baudrate", __func__); } /* Ensure RTS and DTR are raised when baudrate changed from 0 */ @@ -2168,11 +2168,11 @@ static void ftdi_set_termios (struct usb_serial_port *port, struct ktermios *old } return; -} /* ftdi_termios */ - +} -static int ftdi_tiocmget (struct usb_serial_port *port, struct file *file) +static int ftdi_tiocmget(struct tty_struct *tty, struct file *file) { + struct usb_serial_port *port = tty->driver_data; struct ftdi_private *priv = usb_get_serial_port_data(port); unsigned char buf[2]; int ret; @@ -2221,15 +2221,18 @@ static int ftdi_tiocmget (struct usb_serial_port *port, struct file *file) priv->last_dtr_rts; } -static int ftdi_tiocmset(struct usb_serial_port *port, struct file * file, unsigned int set, unsigned int clear) +static int ftdi_tiocmset(struct tty_struct *tty, struct file * file, + unsigned int set, unsigned int clear) { + struct usb_serial_port *port = tty->driver_data; dbg("%s TIOCMSET", __func__); return update_mctrl(port, set, clear); } -static int ftdi_ioctl (struct usb_serial_port *port, struct file * file, unsigned int cmd, unsigned long arg) +static int ftdi_ioctl(struct tty_struct *tty, struct file * file, unsigned int cmd, unsigned long arg) { + struct usb_serial_port *port = tty->driver_data; struct ftdi_private *priv = usb_get_serial_port_data(port); dbg("%s cmd 0x%04x", __func__, cmd); @@ -2241,7 +2244,7 @@ static int ftdi_ioctl (struct usb_serial_port *port, struct file * file, unsigne return get_serial_info(port, (struct serial_struct __user *) arg); case TIOCSSERIAL: /* sets serial port data */ - return set_serial_info(port, (struct serial_struct __user *) arg); + return set_serial_info(tty, port, (struct serial_struct __user *) arg); /* * Wait for any of the 4 modem inputs (DCD,RI,DSR,CTS) to change @@ -2280,25 +2283,20 @@ static int ftdi_ioctl (struct usb_serial_port *port, struct file * file, unsigne */ } } - return(0); - break; + return 0; default: break; - } - - /* This is not necessarily an error - turns out the higher layers will do * some ioctls itself (see comment above) */ dbg("%s arg not supported - it was 0x%04x - check /usr/include/asm/ioctls.h", __func__, cmd); + return -ENOIOCTLCMD; +} - return(-ENOIOCTLCMD); -} /* ftdi_ioctl */ - - -static void ftdi_throttle (struct usb_serial_port *port) +static void ftdi_throttle(struct tty_struct *tty) { + struct usb_serial_port *port = tty->driver_data; struct ftdi_private *priv = usb_get_serial_port_data(port); unsigned long flags; @@ -2310,8 +2308,9 @@ static void ftdi_throttle (struct usb_serial_port *port) } -static void ftdi_unthrottle (struct usb_serial_port *port) +static void ftdi_unthrottle(struct tty_struct *tty) { + struct usb_serial_port *port = tty->driver_data; struct ftdi_private *priv = usb_get_serial_port_data(port); int actually_throttled; unsigned long flags; diff --git a/drivers/usb/serial/garmin_gps.c b/drivers/usb/serial/garmin_gps.c index 8ce5a56..06cfa43 100644 --- a/drivers/usb/serial/garmin_gps.c +++ b/drivers/usb/serial/garmin_gps.c @@ -275,7 +275,7 @@ static inline int isAbortTrfCmnd(const unsigned char *buf) static void send_to_tty(struct usb_serial_port *port, char *data, unsigned int actual_length) { - struct tty_struct *tty = port->tty; + struct tty_struct *tty = port->port.tty; if (tty && actual_length) { @@ -970,7 +970,8 @@ static int garmin_init_session(struct usb_serial_port *port) -static int garmin_open (struct usb_serial_port *port, struct file *filp) +static int garmin_open (struct tty_struct *tty, + struct usb_serial_port *port, struct file *filp) { unsigned long flags; int status = 0; @@ -983,8 +984,8 @@ static int garmin_open (struct usb_serial_port *port, struct file *filp) * through, otherwise it is scheduled, and with high data rates (like * with OHCI) data can get lost. */ - if (port->tty) - port->tty->low_latency = 1; + if (tty) + tty->low_latency = 1; spin_lock_irqsave(&garmin_data_p->lock, flags); garmin_data_p->mode = initial_mode; @@ -998,17 +999,16 @@ static int garmin_open (struct usb_serial_port *port, struct file *filp) usb_kill_urb (port->write_urb); usb_kill_urb (port->read_urb); - if (garmin_data_p->state == STATE_RESET) { + if (garmin_data_p->state == STATE_RESET) status = garmin_init_session(port); - } garmin_data_p->state = STATE_ACTIVE; - return status; } -static void garmin_close (struct usb_serial_port *port, struct file * filp) +static void garmin_close(struct tty_struct *tty, + struct usb_serial_port *port, struct file * filp) { struct usb_serial *serial = port->serial; struct garmin_data * garmin_data_p = usb_get_serial_port_data(port); @@ -1042,7 +1042,6 @@ static void garmin_close (struct usb_serial_port *port, struct file * filp) mutex_unlock(&port->serial->disc_mutex); } - static void garmin_write_bulk_callback (struct urb *urb) { unsigned long flags; @@ -1145,10 +1144,8 @@ static int garmin_write_bulk (struct usb_serial_port *port, return count; } - - -static int garmin_write (struct usb_serial_port *port, - const unsigned char *buf, int count) +static int garmin_write (struct tty_struct *tty, struct usb_serial_port *port, + const unsigned char *buf, int count) { int pktid, pktsiz, len; struct garmin_data * garmin_data_p = usb_get_serial_port_data(port); @@ -1158,7 +1155,6 @@ static int garmin_write (struct usb_serial_port *port, /* check for our private packets */ if (count >= GARMIN_PKTHDR_LENGTH) { - len = PRIVPKTSIZ; if (count < len) len = count; @@ -1226,8 +1222,9 @@ static int garmin_write (struct usb_serial_port *port, } -static int garmin_write_room (struct usb_serial_port *port) +static int garmin_write_room(struct tty_struct *tty) { + struct usb_serial_port *port = tty->driver_data; /* * Report back the bytes currently available in the output buffer. */ @@ -1236,20 +1233,6 @@ static int garmin_write_room (struct usb_serial_port *port) } -static int garmin_chars_in_buffer (struct usb_serial_port *port) -{ - /* - * Report back the number of bytes currently in our input buffer. - * Will this lock up the driver - the buffer contains an incomplete - * package which will not be written to the device until it - * has been completed ? - */ - //struct garmin_data * garmin_data_p = usb_get_serial_port_data(port); - //return garmin_data_p->insize; - return 0; -} - - static void garmin_read_process(struct garmin_data * garmin_data_p, unsigned char *data, unsigned data_length) { @@ -1468,10 +1451,11 @@ static int garmin_flush_queue(struct garmin_data * garmin_data_p) } -static void garmin_throttle (struct usb_serial_port *port) +static void garmin_throttle(struct tty_struct *tty) { - unsigned long flags; + struct usb_serial_port *port = tty->driver_data; struct garmin_data * garmin_data_p = usb_get_serial_port_data(port); + unsigned long flags; dbg("%s - port %d", __func__, port->number); /* set flag, data received will be put into a queue @@ -1482,10 +1466,11 @@ static void garmin_throttle (struct usb_serial_port *port) } -static void garmin_unthrottle (struct usb_serial_port *port) +static void garmin_unthrottle (struct tty_struct *tty) { - unsigned long flags; + struct usb_serial_port *port = tty->driver_data; struct garmin_data * garmin_data_p = usb_get_serial_port_data(port); + unsigned long flags; int status; dbg("%s - port %d", __func__, port->number); @@ -1507,8 +1492,6 @@ static void garmin_unthrottle (struct usb_serial_port *port) } } - - /* * The timer is currently only used to send queued packets to * the tty in cases where the protocol provides no own handshaking @@ -1526,7 +1509,7 @@ static void timeout_handler(unsigned long data) -static int garmin_attach (struct usb_serial *serial) +static int garmin_attach(struct usb_serial *serial) { int status = 0; struct usb_serial_port *port = serial->port[0]; @@ -1556,7 +1539,7 @@ static int garmin_attach (struct usb_serial *serial) } -static void garmin_shutdown (struct usb_serial *serial) +static void garmin_shutdown(struct usb_serial *serial) { struct usb_serial_port *port = serial->port[0]; struct garmin_data * garmin_data_p = usb_get_serial_port_data(port); @@ -1588,7 +1571,6 @@ static struct usb_serial_driver garmin_device = { .shutdown = garmin_shutdown, .write = garmin_write, .write_room = garmin_write_room, - .chars_in_buffer = garmin_chars_in_buffer, .write_bulk_callback = garmin_write_bulk_callback, .read_bulk_callback = garmin_read_bulk_callback, .read_int_callback = garmin_read_int_callback, diff --git a/drivers/usb/serial/generic.c b/drivers/usb/serial/generic.c index 537f12a..5128018 100644 --- a/drivers/usb/serial/generic.c +++ b/drivers/usb/serial/generic.c @@ -112,7 +112,8 @@ void usb_serial_generic_deregister (void) #endif } -int usb_serial_generic_open (struct usb_serial_port *port, struct file *filp) +int usb_serial_generic_open(struct tty_struct *tty, + struct usb_serial_port *port, struct file *filp) { struct usb_serial *serial = port->serial; int result = 0; @@ -123,8 +124,8 @@ int usb_serial_generic_open (struct usb_serial_port *port, struct file *filp) /* force low_latency on so that our tty_push actually forces the data through, otherwise it is scheduled, and with high data rates (like with OHCI) data can get lost. */ - if (port->tty) - port->tty->low_latency = 1; + if (tty) + tty->low_latency = 1; /* clear the throttle flags */ spin_lock_irqsave(&port->lock, flags); @@ -152,7 +153,7 @@ int usb_serial_generic_open (struct usb_serial_port *port, struct file *filp) } EXPORT_SYMBOL_GPL(usb_serial_generic_open); -static void generic_cleanup (struct usb_serial_port *port) +static void generic_cleanup(struct usb_serial_port *port) { struct usb_serial *serial = port->serial; @@ -182,7 +183,7 @@ int usb_serial_generic_resume(struct usb_serial *serial) #endif for (i = 0; i < serial->num_ports; i++) { port = serial->port[i]; - if (port->open_count && port->read_urb) { + if (port->port.count && port->read_urb) { r = usb_submit_urb(port->read_urb, GFP_NOIO); if (r < 0) c++; @@ -192,13 +193,15 @@ int usb_serial_generic_resume(struct usb_serial *serial) return c ? -EIO : 0; } -void usb_serial_generic_close (struct usb_serial_port *port, struct file * filp) +void usb_serial_generic_close(struct tty_struct *tty, + struct usb_serial_port *port, struct file * filp) { dbg("%s - port %d", __func__, port->number); generic_cleanup (port); } -int usb_serial_generic_write(struct usb_serial_port *port, const unsigned char *buf, int count) +int usb_serial_generic_write(struct tty_struct *tty, + struct usb_serial_port *port, const unsigned char *buf, int count) { struct usb_serial *serial = port->serial; int result; @@ -255,8 +258,9 @@ int usb_serial_generic_write(struct usb_serial_port *port, const unsigned char * return 0; } -int usb_serial_generic_write_room (struct usb_serial_port *port) +int usb_serial_generic_write_room (struct tty_struct *tty) { + struct usb_serial_port *port = tty->driver_data; struct usb_serial *serial = port->serial; int room = 0; @@ -272,8 +276,9 @@ int usb_serial_generic_write_room (struct usb_serial_port *port) return room; } -int usb_serial_generic_chars_in_buffer (struct usb_serial_port *port) +int usb_serial_generic_chars_in_buffer(struct tty_struct *tty) { + struct usb_serial_port *port = tty->driver_data; struct usb_serial *serial = port->serial; int chars = 0; @@ -286,7 +291,7 @@ int usb_serial_generic_chars_in_buffer (struct usb_serial_port *port) } dbg("%s - returns %d", __func__, chars); - return (chars); + return chars; } @@ -311,10 +316,10 @@ static void resubmit_read_urb(struct usb_serial_port *port, gfp_t mem_flags) } /* Push data to tty layer and resubmit the bulk read URB */ -static void flush_and_resubmit_read_urb (struct usb_serial_port *port) +static void flush_and_resubmit_read_urb(struct usb_serial_port *port) { struct urb *urb = port->read_urb; - struct tty_struct *tty = port->tty; + struct tty_struct *tty = port->port.tty; int room; /* Push data to tty */ @@ -329,7 +334,7 @@ static void flush_and_resubmit_read_urb (struct usb_serial_port *port) resubmit_read_urb(port, GFP_ATOMIC); } -void usb_serial_generic_read_bulk_callback (struct urb *urb) +void usb_serial_generic_read_bulk_callback(struct urb *urb) { struct usb_serial_port *port = urb->context; unsigned char *data = urb->transfer_buffer; @@ -357,7 +362,7 @@ void usb_serial_generic_read_bulk_callback (struct urb *urb) } EXPORT_SYMBOL_GPL(usb_serial_generic_read_bulk_callback); -void usb_serial_generic_write_bulk_callback (struct urb *urb) +void usb_serial_generic_write_bulk_callback(struct urb *urb) { struct usb_serial_port *port = urb->context; int status = urb->status; @@ -374,8 +379,9 @@ void usb_serial_generic_write_bulk_callback (struct urb *urb) } EXPORT_SYMBOL_GPL(usb_serial_generic_write_bulk_callback); -void usb_serial_generic_throttle (struct usb_serial_port *port) +void usb_serial_generic_throttle(struct tty_struct *tty) { + struct usb_serial_port *port = tty->driver_data; unsigned long flags; dbg("%s - port %d", __func__, port->number); @@ -387,8 +393,9 @@ void usb_serial_generic_throttle (struct usb_serial_port *port) spin_unlock_irqrestore(&port->lock, flags); } -void usb_serial_generic_unthrottle (struct usb_serial_port *port) +void usb_serial_generic_unthrottle(struct tty_struct *tty) { + struct usb_serial_port *port = tty->driver_data; int was_throttled; unsigned long flags; diff --git a/drivers/usb/serial/io_edgeport.c b/drivers/usb/serial/io_edgeport.c index 2fd449b..29346d7 100644 --- a/drivers/usb/serial/io_edgeport.c +++ b/drivers/usb/serial/io_edgeport.c @@ -206,18 +206,18 @@ static void edge_bulk_out_data_callback (struct urb *urb); static void edge_bulk_out_cmd_callback (struct urb *urb); /* function prototypes for the usbserial callbacks */ -static int edge_open (struct usb_serial_port *port, struct file *filp); -static void edge_close (struct usb_serial_port *port, struct file *filp); -static int edge_write (struct usb_serial_port *port, const unsigned char *buf, int count); -static int edge_write_room (struct usb_serial_port *port); -static int edge_chars_in_buffer (struct usb_serial_port *port); -static void edge_throttle (struct usb_serial_port *port); -static void edge_unthrottle (struct usb_serial_port *port); -static void edge_set_termios (struct usb_serial_port *port, struct ktermios *old_termios); -static int edge_ioctl (struct usb_serial_port *port, struct file *file, unsigned int cmd, unsigned long arg); -static void edge_break (struct usb_serial_port *port, int break_state); -static int edge_tiocmget (struct usb_serial_port *port, struct file *file); -static int edge_tiocmset (struct usb_serial_port *port, struct file *file, unsigned int set, unsigned int clear); +static int edge_open (struct tty_struct *tty, struct usb_serial_port *port, struct file *filp); +static void edge_close (struct tty_struct *tty, struct usb_serial_port *port, struct file *filp); +static int edge_write (struct tty_struct *tty, struct usb_serial_port *port, const unsigned char *buf, int count); +static int edge_write_room (struct tty_struct *tty); +static int edge_chars_in_buffer (struct tty_struct *tty); +static void edge_throttle (struct tty_struct *tty); +static void edge_unthrottle (struct tty_struct *tty); +static void edge_set_termios (struct tty_struct *tty, struct usb_serial_port *port, struct ktermios *old_termios); +static int edge_ioctl (struct tty_struct *tty, struct file *file, unsigned int cmd, unsigned long arg); +static void edge_break (struct tty_struct *tty, int break_state); +static int edge_tiocmget (struct tty_struct *tty, struct file *file); +static int edge_tiocmset (struct tty_struct *tty, struct file *file, unsigned int set, unsigned int clear); static int edge_startup (struct usb_serial *serial); static void edge_shutdown (struct usb_serial *serial); @@ -233,7 +233,8 @@ static void handle_new_lsr (struct edgeport_port *edge_port, __u8 lsrData, __u8 static int send_iosp_ext_cmd (struct edgeport_port *edge_port, __u8 command, __u8 param); static int calc_baud_rate_divisor (int baud_rate, int *divisor); static int send_cmd_write_baud_rate (struct edgeport_port *edge_port, int baudRate); -static void change_port_settings (struct edgeport_port *edge_port, struct ktermios *old_termios); +static void change_port_settings (struct tty_struct *tty, struct edgeport_port *edge_port, + struct ktermios *old_termios); static int send_cmd_write_uart_register (struct edgeport_port *edge_port, __u8 regNum, __u8 regValue); static int write_cmd_usb (struct edgeport_port *edge_port, unsigned char *buffer, int writeLength); static void send_more_port_data (struct edgeport_serial *edge_serial, struct edgeport_port *edge_port); @@ -639,8 +640,8 @@ static void edge_interrupt_callback (struct urb *urb) dbg("%s - txcredits for port%d = %d", __func__, portNumber, edge_port->txCredits); /* tell the tty driver that something has changed */ - if (edge_port->port->tty) - tty_wakeup(edge_port->port->tty); + if (edge_port->port->port.tty) + tty_wakeup(edge_port->port->port.tty); // Since we have more credit, check if more data can be sent send_more_port_data(edge_serial, edge_port); @@ -737,7 +738,7 @@ static void edge_bulk_out_data_callback (struct urb *urb) __func__, status); } - tty = edge_port->port->tty; + tty = edge_port->port->port.tty; if (tty && edge_port->open) { /* let the tty driver wakeup if it has a special write_wakeup function */ @@ -781,7 +782,7 @@ static void edge_bulk_out_cmd_callback (struct urb *urb) } /* Get pointer to tty */ - tty = edge_port->port->tty; + tty = edge_port->port->port.tty; /* tell the tty driver that something has changed */ if (tty && edge_port->open) @@ -803,7 +804,8 @@ static void edge_bulk_out_cmd_callback (struct urb *urb) * If successful, we return 0 * Otherwise we return a negative error number. *****************************************************************************/ -static int edge_open (struct usb_serial_port *port, struct file * filp) +static int edge_open(struct tty_struct *tty, + struct usb_serial_port *port, struct file * filp) { struct edgeport_port *edge_port = usb_get_serial_port_data(port); struct usb_serial *serial; @@ -815,16 +817,15 @@ static int edge_open (struct usb_serial_port *port, struct file * filp) if (edge_port == NULL) return -ENODEV; - if (port->tty) - port->tty->low_latency = low_latency; + if (tty) + tty->low_latency = low_latency; /* see if we've set up our endpoint info yet (can't set it up in edge_startup as the structures were not set up at that time.) */ serial = port->serial; edge_serial = usb_get_serial_data(serial); - if (edge_serial == NULL) { + if (edge_serial == NULL) return -ENODEV; - } if (edge_serial->interrupt_in_buffer == NULL) { struct usb_serial_port *port0 = serial->port[0]; @@ -908,7 +909,7 @@ static int edge_open (struct usb_serial_port *port, struct file * filp) if (!edge_port->txfifo.fifo) { dbg("%s - no memory", __func__); - edge_close (port, filp); + edge_close (tty, port, filp); return -ENOMEM; } @@ -918,7 +919,7 @@ static int edge_open (struct usb_serial_port *port, struct file * filp) if (!edge_port->write_urb) { dbg("%s - no memory", __func__); - edge_close (port, filp); + edge_close (tty, port, filp); return -ENOMEM; } @@ -1038,7 +1039,8 @@ static void block_until_tx_empty (struct edgeport_port *edge_port) * edge_close * this function is called by the tty driver when a port is closed *****************************************************************************/ -static void edge_close (struct usb_serial_port *port, struct file * filp) +static void edge_close(struct tty_struct *tty, + struct usb_serial_port *port, struct file * filp) { struct edgeport_serial *edge_serial; struct edgeport_port *edge_port; @@ -1106,7 +1108,8 @@ static void edge_close (struct usb_serial_port *port, struct file * filp) * If successful, we return the number of bytes written, otherwise we return * a negative error number. *****************************************************************************/ -static int edge_write (struct usb_serial_port *port, const unsigned char *data, int count) +static int edge_write(struct tty_struct *tty, struct usb_serial_port *port, + const unsigned char *data, int count) { struct edgeport_port *edge_port = usb_get_serial_port_data(port); struct TxFifo *fifo; @@ -1308,8 +1311,9 @@ exit_send: * (the txCredits), * Otherwise we return a negative error number. *****************************************************************************/ -static int edge_write_room (struct usb_serial_port *port) +static int edge_write_room(struct tty_struct *tty) { + struct usb_serial_port *port = tty->driver_data; struct edgeport_port *edge_port = usb_get_serial_port_data(port); int room; unsigned long flags; @@ -1347,8 +1351,9 @@ static int edge_write_room (struct usb_serial_port *port) * system, * Otherwise we return a negative error number. *****************************************************************************/ -static int edge_chars_in_buffer (struct usb_serial_port *port) +static int edge_chars_in_buffer(struct tty_struct *tty) { + struct usb_serial_port *port = tty->driver_data; struct edgeport_port *edge_port = usb_get_serial_port_data(port); int num_chars; unsigned long flags; @@ -1381,10 +1386,10 @@ static int edge_chars_in_buffer (struct usb_serial_port *port) * this function is called by the tty driver when it wants to stop the data * being read from the port. *****************************************************************************/ -static void edge_throttle (struct usb_serial_port *port) +static void edge_throttle(struct tty_struct *tty) { + struct usb_serial_port *port = tty->driver_data; struct edgeport_port *edge_port = usb_get_serial_port_data(port); - struct tty_struct *tty; int status; dbg("%s - port %d", __func__, port->number); @@ -1397,16 +1402,10 @@ static void edge_throttle (struct usb_serial_port *port) return; } - tty = port->tty; - if (!tty) { - dbg ("%s - no tty available", __func__); - return; - } - /* if we are implementing XON/XOFF, send the stop character */ if (I_IXOFF(tty)) { unsigned char stop_char = STOP_CHAR(tty); - status = edge_write (port, &stop_char, 1); + status = edge_write (tty, port, &stop_char, 1); if (status <= 0) { return; } @@ -1430,10 +1429,10 @@ static void edge_throttle (struct usb_serial_port *port) * this function is called by the tty driver when it wants to resume the data * being read from the port (called after SerialThrottle is called) *****************************************************************************/ -static void edge_unthrottle (struct usb_serial_port *port) +static void edge_unthrottle(struct tty_struct *tty) { + struct usb_serial_port *port = tty->driver_data; struct edgeport_port *edge_port = usb_get_serial_port_data(port); - struct tty_struct *tty; int status; dbg("%s - port %d", __func__, port->number); @@ -1446,31 +1445,18 @@ static void edge_unthrottle (struct usb_serial_port *port) return; } - tty = port->tty; - if (!tty) { - dbg ("%s - no tty available", __func__); - return; - } - /* if we are implementing XON/XOFF, send the start character */ if (I_IXOFF(tty)) { unsigned char start_char = START_CHAR(tty); - status = edge_write (port, &start_char, 1); - if (status <= 0) { + status = edge_write(tty, port, &start_char, 1); + if (status <= 0) return; - } } - /* if we are implementing RTS/CTS, toggle that line */ if (tty->termios->c_cflag & CRTSCTS) { edge_port->shadowMCR |= MCR_RTS; - status = send_cmd_write_uart_register(edge_port, MCR, edge_port->shadowMCR); - if (status != 0) { - return; - } + send_cmd_write_uart_register(edge_port, MCR, edge_port->shadowMCR); } - - return; } @@ -1478,11 +1464,10 @@ static void edge_unthrottle (struct usb_serial_port *port) * SerialSetTermios * this function is called by the tty driver when it wants to change the termios structure *****************************************************************************/ -static void edge_set_termios (struct usb_serial_port *port, struct ktermios *old_termios) +static void edge_set_termios(struct tty_struct *tty, + struct usb_serial_port *port, struct ktermios *old_termios) { - /* FIXME: This function appears unused ?? */ struct edgeport_port *edge_port = usb_get_serial_port_data(port); - struct tty_struct *tty = port->tty; unsigned int cflag; cflag = tty->termios->c_cflag; @@ -1502,9 +1487,7 @@ static void edge_set_termios (struct usb_serial_port *port, struct ktermios *old } /* change the port settings to the new ones specified */ - change_port_settings (edge_port, old_termios); - - return; + change_port_settings(tty, edge_port, old_termios); } @@ -1536,25 +1519,9 @@ static int get_lsr_info(struct edgeport_port *edge_port, unsigned int __user *va return 0; } -static int get_number_bytes_avail(struct edgeport_port *edge_port, unsigned int __user *value) -{ - unsigned int result = 0; - struct tty_struct *tty = edge_port->port->tty; - - if (!tty) - return -ENOIOCTLCMD; - - result = tty->read_cnt; - - dbg("%s(%d) = %d", __func__, edge_port->port->number, result); - if (copy_to_user(value, &result, sizeof(int))) - return -EFAULT; - //return 0; - return -ENOIOCTLCMD; -} - -static int edge_tiocmset (struct usb_serial_port *port, struct file *file, unsigned int set, unsigned int clear) +static int edge_tiocmset(struct tty_struct *tty, struct file *file, unsigned int set, unsigned int clear) { + struct usb_serial_port *port = tty->driver_data; struct edgeport_port *edge_port = usb_get_serial_port_data(port); unsigned int mcr; @@ -1582,8 +1549,9 @@ static int edge_tiocmset (struct usb_serial_port *port, struct file *file, unsig return 0; } -static int edge_tiocmget(struct usb_serial_port *port, struct file *file) +static int edge_tiocmget(struct tty_struct *tty, struct file *file) { + struct usb_serial_port *port = tty->driver_data; struct edgeport_port *edge_port = usb_get_serial_port_data(port); unsigned int result = 0; unsigned int msr; @@ -1624,9 +1592,6 @@ static int get_serial_info(struct edgeport_port *edge_port, struct serial_struct tmp.baud_base = 9600; tmp.close_delay = 5*HZ; tmp.closing_wait = 30*HZ; -// tmp.custom_divisor = state->custom_divisor; -// tmp.hub6 = state->hub6; -// tmp.io_type = state->io_type; if (copy_to_user(retinfo, &tmp, sizeof(*retinfo))) return -EFAULT; @@ -1639,8 +1604,10 @@ static int get_serial_info(struct edgeport_port *edge_port, struct serial_struct * SerialIoctl * this function handles any ioctl calls to the driver *****************************************************************************/ -static int edge_ioctl (struct usb_serial_port *port, struct file *file, unsigned int cmd, unsigned long arg) +static int edge_ioctl(struct tty_struct *tty, struct file *file, + unsigned int cmd, unsigned long arg) { + struct usb_serial_port *port = tty->driver_data; DEFINE_WAIT(wait); struct edgeport_port *edge_port = usb_get_serial_port_data(port); struct async_icount cnow; @@ -1650,25 +1617,14 @@ static int edge_ioctl (struct usb_serial_port *port, struct file *file, unsigned dbg("%s - port %d, cmd = 0x%x", __func__, port->number, cmd); switch (cmd) { - // return number of bytes available - case TIOCINQ: - dbg("%s (%d) TIOCINQ", __func__, port->number); - return get_number_bytes_avail(edge_port, (unsigned int __user *) arg); - break; - case TIOCSERGETLSR: dbg("%s (%d) TIOCSERGETLSR", __func__, port->number); return get_lsr_info(edge_port, (unsigned int __user *) arg); - return 0; case TIOCGSERIAL: dbg("%s (%d) TIOCGSERIAL", __func__, port->number); return get_serial_info(edge_port, (struct serial_struct __user *) arg); - case TIOCSSERIAL: - dbg("%s (%d) TIOCSSERIAL", __func__, port->number); - break; - case TIOCMIWAIT: dbg("%s (%d) TIOCMIWAIT", __func__, port->number); cprev = edge_port->icount; @@ -1723,8 +1679,9 @@ static int edge_ioctl (struct usb_serial_port *port, struct file *file, unsigned * SerialBreak * this function sends a break to the port *****************************************************************************/ -static void edge_break (struct usb_serial_port *port, int break_state) +static void edge_break (struct tty_struct *tty, int break_state) { + struct usb_serial_port *port = tty->driver_data; struct edgeport_port *edge_port = usb_get_serial_port_data(port); struct edgeport_serial *edge_serial = usb_get_serial_data(port->serial); int status; @@ -1866,7 +1823,7 @@ static void process_rcvd_data (struct edgeport_serial *edge_serial, unsigned cha port = edge_serial->serial->port[edge_serial->rxPort]; edge_port = usb_get_serial_port_data(port); if (edge_port->open) { - tty = edge_port->port->tty; + tty = edge_port->port->port.tty; if (tty) { dbg("%s - Sending %d bytes to TTY for port %d", __func__, rxLen, edge_serial->rxPort); edge_tty_recv(&edge_serial->serial->dev->dev, tty, buffer, rxLen); @@ -1941,8 +1898,9 @@ static void process_rcvd_status (struct edgeport_serial *edge_serial, __u8 byte2 handle_new_msr (edge_port, byte2); /* send the current line settings to the port so we are in sync with any further termios calls */ - if (edge_port->port->tty) - change_port_settings (edge_port, edge_port->port->tty->termios); + /* FIXME: locking on tty */ + if (edge_port->port->port.tty) + change_port_settings(edge_port->port->port.tty, edge_port, edge_port->port->port.tty->termios); /* we have completed the open */ edge_port->openPending = false; @@ -2078,8 +2036,8 @@ static void handle_new_lsr(struct edgeport_port *edge_port, __u8 lsrData, __u8 l } /* Place LSR data byte into Rx buffer */ - if (lsrData && edge_port->port->tty) - edge_tty_recv(&edge_port->port->dev, edge_port->port->tty, &data, 1); + if (lsrData && edge_port->port->port.tty) + edge_tty_recv(&edge_port->port->dev, edge_port->port->port.tty, &data, 1); /* update input line counters */ icount = &edge_port->icount; @@ -2473,13 +2431,11 @@ static int send_cmd_write_uart_register (struct edgeport_port *edge_port, __u8 r * This routine is called to set the UART on the device to match the specified * new settings. *****************************************************************************/ -#ifndef CMSPAR -#define CMSPAR 0 -#endif -static void change_port_settings (struct edgeport_port *edge_port, struct ktermios *old_termios) + +static void change_port_settings(struct tty_struct *tty, + struct edgeport_port *edge_port, struct ktermios *old_termios) { struct edgeport_serial *edge_serial = usb_get_serial_data(edge_port->port->serial); - struct tty_struct *tty; int baud; unsigned cflag; __u8 mask = 0xff; @@ -2498,13 +2454,6 @@ static void change_port_settings (struct edgeport_port *edge_port, struct ktermi return; } - tty = edge_port->port->tty; - if ((!tty) || - (!tty->termios)) { - dbg("%s - no tty structures", __func__); - return; - } - cflag = tty->termios->c_cflag; switch (cflag & CSIZE) { diff --git a/drivers/usb/serial/io_ti.c b/drivers/usb/serial/io_ti.c index a58822a..7cf383a 100644 --- a/drivers/usb/serial/io_ti.c +++ b/drivers/usb/serial/io_ti.c @@ -243,9 +243,9 @@ static void edge_tty_recv(struct device *dev, struct tty_struct *tty, static void stop_read(struct edgeport_port *edge_port); static int restart_read(struct edgeport_port *edge_port); -static void edge_set_termios(struct usb_serial_port *port, - struct ktermios *old_termios); -static void edge_send(struct usb_serial_port *port); +static void edge_set_termios(struct tty_struct *tty, + struct usb_serial_port *port, struct ktermios *old_termios); +static void edge_send(struct tty_struct *tty); /* sysfs attributes */ static int edge_create_sysfs_attrs(struct usb_serial_port *port); @@ -572,7 +572,7 @@ static void chase_port(struct edgeport_port *port, unsigned long timeout, int flush) { int baud_rate; - struct tty_struct *tty = port->port->tty; + struct tty_struct *tty = port->port->port.tty; wait_queue_t wait; unsigned long flags; @@ -1554,7 +1554,7 @@ static void handle_new_msr(struct edgeport_port *edge_port, __u8 msr) /* Save the new modem status */ edge_port->shadow_msr = msr & 0xf0; - tty = edge_port->port->tty; + tty = edge_port->port->port.tty; /* handle CTS flow control */ if (tty && C_CRTSCTS(tty)) { if (msr & EDGEPORT_MSR_CTS) { @@ -1587,9 +1587,8 @@ static void handle_new_lsr(struct edgeport_port *edge_port, int lsr_data, new_lsr &= (__u8)(LSR_OVER_ERR | LSR_BREAK); /* Place LSR data byte into Rx buffer */ - if (lsr_data && edge_port->port->tty) - edge_tty_recv(&edge_port->port->dev, edge_port->port->tty, - &data, 1); + if (lsr_data && edge_port->port->port.tty) + edge_tty_recv(&edge_port->port->dev, edge_port->port->port.tty, &data, 1); /* update input line counters */ icount = &edge_port->icount; @@ -1750,7 +1749,7 @@ static void edge_bulk_in_callback(struct urb *urb) ++data; } - tty = edge_port->port->tty; + tty = edge_port->port->port.tty; if (tty && urb->actual_length) { usb_serial_debug_data(debug, &edge_port->port->dev, __func__, urb->actual_length, data); @@ -1819,10 +1818,11 @@ static void edge_bulk_out_callback(struct urb *urb) } /* send any buffered data */ - edge_send(port); + edge_send(port->port.tty); } -static int edge_open(struct usb_serial_port *port, struct file *filp) +static int edge_open(struct tty_struct *tty, + struct usb_serial_port *port, struct file *filp) { struct edgeport_port *edge_port = usb_get_serial_port_data(port); struct edgeport_serial *edge_serial; @@ -1838,7 +1838,8 @@ static int edge_open(struct usb_serial_port *port, struct file *filp) if (edge_port == NULL) return -ENODEV; - port->tty->low_latency = low_latency; + if (tty) + tty->low_latency = low_latency; port_number = port->number - port->serial->minor; switch (port_number) { @@ -1874,7 +1875,8 @@ static int edge_open(struct usb_serial_port *port, struct file *filp) } /* set up the port settings */ - edge_set_termios(port, port->tty->termios); + if (tty) + edge_set_termios(tty, port, port->port.tty->termios); /* open up the port */ @@ -2000,7 +2002,8 @@ release_es_lock: return status; } -static void edge_close(struct usb_serial_port *port, struct file *filp) +static void edge_close(struct tty_struct *tty, + struct usb_serial_port *port, struct file *filp) { struct edgeport_serial *edge_serial; struct edgeport_port *edge_port; @@ -2048,8 +2051,8 @@ static void edge_close(struct usb_serial_port *port, struct file *filp) dbg("%s - exited", __func__); } -static int edge_write(struct usb_serial_port *port, const unsigned char *data, - int count) +static int edge_write(struct tty_struct *tty, struct usb_serial_port *port, + const unsigned char *data, int count) { struct edgeport_port *edge_port = usb_get_serial_port_data(port); unsigned long flags; @@ -2070,16 +2073,16 @@ static int edge_write(struct usb_serial_port *port, const unsigned char *data, count = edge_buf_put(edge_port->ep_out_buf, data, count); spin_unlock_irqrestore(&edge_port->ep_lock, flags); - edge_send(port); + edge_send(tty); return count; } -static void edge_send(struct usb_serial_port *port) +static void edge_send(struct tty_struct *tty) { + struct usb_serial_port *port = tty->driver_data; int count, result; struct edgeport_port *edge_port = usb_get_serial_port_data(port); - struct tty_struct *tty = port->tty; unsigned long flags; @@ -2133,8 +2136,9 @@ static void edge_send(struct usb_serial_port *port) tty_wakeup(tty); } -static int edge_write_room(struct usb_serial_port *port) +static int edge_write_room(struct tty_struct *tty) { + struct usb_serial_port *port = tty->driver_data; struct edgeport_port *edge_port = usb_get_serial_port_data(port); int room = 0; unsigned long flags; @@ -2154,8 +2158,9 @@ static int edge_write_room(struct usb_serial_port *port) return room; } -static int edge_chars_in_buffer(struct usb_serial_port *port) +static int edge_chars_in_buffer(struct tty_struct *tty) { + struct usb_serial_port *port = tty->driver_data; struct edgeport_port *edge_port = usb_get_serial_port_data(port); int chars = 0; unsigned long flags; @@ -2175,10 +2180,10 @@ static int edge_chars_in_buffer(struct usb_serial_port *port) return chars; } -static void edge_throttle(struct usb_serial_port *port) +static void edge_throttle(struct tty_struct *tty) { + struct usb_serial_port *port = tty->driver_data; struct edgeport_port *edge_port = usb_get_serial_port_data(port); - struct tty_struct *tty = port->tty; int status; dbg("%s - port %d", __func__, port->number); @@ -2189,11 +2194,10 @@ static void edge_throttle(struct usb_serial_port *port) /* if we are implementing XON/XOFF, send the stop character */ if (I_IXOFF(tty)) { unsigned char stop_char = STOP_CHAR(tty); - status = edge_write(port, &stop_char, 1); - if (status <= 0) - dev_err(&port->dev, - "%s - failed to write stop character, %d\n", - __func__, status); + status = edge_write(tty, port, &stop_char, 1); + if (status <= 0) { + dev_err(&port->dev, "%s - failed to write stop character, %d\n", __func__, status); + } } /* if we are implementing RTS/CTS, stop reads */ @@ -2203,10 +2207,10 @@ static void edge_throttle(struct usb_serial_port *port) } -static void edge_unthrottle(struct usb_serial_port *port) +static void edge_unthrottle(struct tty_struct *tty) { + struct usb_serial_port *port = tty->driver_data; struct edgeport_port *edge_port = usb_get_serial_port_data(port); - struct tty_struct *tty = port->tty; int status; dbg("%s - port %d", __func__, port->number); @@ -2217,11 +2221,10 @@ static void edge_unthrottle(struct usb_serial_port *port) /* if we are implementing XON/XOFF, send the start character */ if (I_IXOFF(tty)) { unsigned char start_char = START_CHAR(tty); - status = edge_write(port, &start_char, 1); - if (status <= 0) - dev_err(&port->dev, - "%s - failed to write start character, %d\n", - __func__, status); + status = edge_write(tty, port, &start_char, 1); + if (status <= 0) { + dev_err(&port->dev, "%s - failed to write start character, %d\n", __func__, status); + } } /* if we are implementing RTS/CTS, restart reads */ /* are the Edgeport will assert the RTS line */ @@ -2271,11 +2274,10 @@ static int restart_read(struct edgeport_port *edge_port) return status; } -static void change_port_settings(struct edgeport_port *edge_port, - struct ktermios *old_termios) +static void change_port_settings(struct tty_struct *tty, + struct edgeport_port *edge_port, struct ktermios *old_termios) { struct ump_uart_config *config; - struct tty_struct *tty; int baud; unsigned cflag; int status; @@ -2284,9 +2286,7 @@ static void change_port_settings(struct edgeport_port *edge_port, dbg("%s - port %d", __func__, edge_port->port->number); - tty = edge_port->port->tty; - - config = kmalloc(sizeof(*config), GFP_KERNEL); + config = kmalloc (sizeof (*config), GFP_KERNEL); if (!config) { *tty->termios = *old_termios; dev_err(&edge_port->port->dev, "%s - out of memory\n", @@ -2419,11 +2419,13 @@ static void change_port_settings(struct edgeport_port *edge_port, return; } -static void edge_set_termios(struct usb_serial_port *port, - struct ktermios *old_termios) +static void edge_set_termios(struct tty_struct *tty, + struct usb_serial_port *port, struct ktermios *old_termios) { struct edgeport_port *edge_port = usb_get_serial_port_data(port); - struct tty_struct *tty = port->tty; + unsigned int cflag; + + cflag = tty->termios->c_cflag; dbg("%s - clfag %08x iflag %08x", __func__, tty->termios->c_cflag, tty->termios->c_iflag); @@ -2434,12 +2436,14 @@ static void edge_set_termios(struct usb_serial_port *port, if (edge_port == NULL) return; /* change the port settings to the new ones specified */ - change_port_settings(edge_port, old_termios); + change_port_settings(tty, edge_port, old_termios); + return; } -static int edge_tiocmset(struct usb_serial_port *port, struct file *file, +static int edge_tiocmset(struct tty_struct *tty, struct file *file, unsigned int set, unsigned int clear) { + struct usb_serial_port *port = tty->driver_data; struct edgeport_port *edge_port = usb_get_serial_port_data(port); unsigned int mcr; unsigned long flags; @@ -2469,8 +2473,9 @@ static int edge_tiocmset(struct usb_serial_port *port, struct file *file, return 0; } -static int edge_tiocmget(struct usb_serial_port *port, struct file *file) +static int edge_tiocmget(struct tty_struct *tty, struct file *file) { + struct usb_serial_port *port = tty->driver_data; struct edgeport_port *edge_port = usb_get_serial_port_data(port); unsigned int result = 0; unsigned int msr; @@ -2522,9 +2527,10 @@ static int get_serial_info(struct edgeport_port *edge_port, return 0; } -static int edge_ioctl(struct usb_serial_port *port, struct file *file, +static int edge_ioctl(struct tty_struct *tty, struct file *file, unsigned int cmd, unsigned long arg) { + struct usb_serial_port *port = tty->driver_data; struct edgeport_port *edge_port = usb_get_serial_port_data(port); struct async_icount cnow; struct async_icount cprev; @@ -2569,18 +2575,19 @@ static int edge_ioctl(struct usb_serial_port *port, struct file *file, return -ENOIOCTLCMD; } -static void edge_break(struct usb_serial_port *port, int on) +static void edge_break(struct tty_struct *tty, int break_state) { + struct usb_serial_port *port = tty->driver_data; struct edgeport_port *edge_port = usb_get_serial_port_data(port); int status; int bv = 0; /* Off */ - dbg("%s - state = %d", __func__, on); + dbg("%s - state = %d", __func__, break_state); /* chase the port close */ chase_port(edge_port, 0, 0); - if (on == -1) + if (break_state == -1) bv = 1; /* On */ status = ti_do_config(edge_port, UMPC_SET_CLR_BREAK, bv); if (status) diff --git a/drivers/usb/serial/ipaq.c b/drivers/usb/serial/ipaq.c index 80d9ec5..a778464 100644 --- a/drivers/usb/serial/ipaq.c +++ b/drivers/usb/serial/ipaq.c @@ -74,19 +74,21 @@ static int connect_retries = KP_RETRIES; static int initial_wait; /* Function prototypes for an ipaq */ -static int ipaq_open (struct usb_serial_port *port, struct file *filp); -static void ipaq_close (struct usb_serial_port *port, struct file *filp); -static int ipaq_startup (struct usb_serial *serial); -static void ipaq_shutdown (struct usb_serial *serial); -static int ipaq_write(struct usb_serial_port *port, const unsigned char *buf, - int count); +static int ipaq_open(struct tty_struct *tty, + struct usb_serial_port *port, struct file *filp); +static void ipaq_close(struct tty_struct *tty, + struct usb_serial_port *port, struct file *filp); +static int ipaq_startup(struct usb_serial *serial); +static void ipaq_shutdown(struct usb_serial *serial); +static int ipaq_write(struct tty_struct *tty, struct usb_serial_port *port, + const unsigned char *buf, int count); static int ipaq_write_bulk(struct usb_serial_port *port, const unsigned char *buf, - int count); + int count); static void ipaq_write_gather(struct usb_serial_port *port); static void ipaq_read_bulk_callback (struct urb *urb); static void ipaq_write_bulk_callback(struct urb *urb); -static int ipaq_write_room(struct usb_serial_port *port); -static int ipaq_chars_in_buffer(struct usb_serial_port *port); +static int ipaq_write_room(struct tty_struct *tty); +static int ipaq_chars_in_buffer(struct tty_struct *tty); static void ipaq_destroy_lists(struct usb_serial_port *port); @@ -591,7 +593,8 @@ static spinlock_t write_list_lock; static int bytes_in; static int bytes_out; -static int ipaq_open(struct usb_serial_port *port, struct file *filp) +static int ipaq_open(struct tty_struct *tty, + struct usb_serial_port *port, struct file *filp) { struct usb_serial *serial = port->serial; struct ipaq_private *priv; @@ -637,10 +640,12 @@ static int ipaq_open(struct usb_serial_port *port, struct file *filp) * discipline instead of queueing. */ - port->tty->low_latency = 1; - port->tty->raw = 1; - port->tty->real_raw = 1; - + if (tty) { + tty->low_latency = 1; + /* FIXME: These two are bogus */ + tty->raw = 1; + tty->real_raw = 1; + } /* * Lose the small buffers usbserial provides. Make larger ones. */ @@ -714,7 +719,8 @@ error: } -static void ipaq_close(struct usb_serial_port *port, struct file *filp) +static void ipaq_close(struct tty_struct *tty, + struct usb_serial_port *port, struct file *filp) { struct ipaq_private *priv = usb_get_serial_port_data(port); @@ -751,7 +757,7 @@ static void ipaq_read_bulk_callback(struct urb *urb) usb_serial_debug_data(debug, &port->dev, __func__, urb->actual_length, data); - tty = port->tty; + tty = port->port.tty; if (tty && urb->actual_length) { tty_buffer_request_room(tty, urb->actual_length); tty_insert_flip_string(tty, data, urb->actual_length); @@ -770,8 +776,8 @@ static void ipaq_read_bulk_callback(struct urb *urb) return; } -static int ipaq_write(struct usb_serial_port *port, const unsigned char *buf, - int count) +static int ipaq_write(struct tty_struct *tty, struct usb_serial_port *port, + const unsigned char *buf, int count) { const unsigned char *current_position = buf; int bytes_sent = 0; @@ -905,16 +911,18 @@ static void ipaq_write_bulk_callback(struct urb *urb) usb_serial_port_softint(port); } -static int ipaq_write_room(struct usb_serial_port *port) +static int ipaq_write_room(struct tty_struct *tty) { + struct usb_serial_port *port = tty->driver_data; struct ipaq_private *priv = usb_get_serial_port_data(port); dbg("%s - freelen %d", __func__, priv->free_len); return priv->free_len; } -static int ipaq_chars_in_buffer(struct usb_serial_port *port) +static int ipaq_chars_in_buffer(struct tty_struct *tty) { + struct usb_serial_port *port = tty->driver_data; struct ipaq_private *priv = usb_get_serial_port_data(port); dbg("%s - queuelen %d", __func__, priv->queue_len); diff --git a/drivers/usb/serial/ipw.c b/drivers/usb/serial/ipw.c index bc85ca5..a89ebfe 100644 --- a/drivers/usb/serial/ipw.c +++ b/drivers/usb/serial/ipw.c @@ -179,7 +179,7 @@ static void ipw_read_bulk_callback(struct urb *urb) usb_serial_debug_data(debug, &port->dev, __func__, urb->actual_length, data); - tty = port->tty; + tty = port->port.tty; if (tty && urb->actual_length) { tty_buffer_request_room(tty, urb->actual_length); tty_insert_flip_string(tty, data, urb->actual_length); @@ -199,7 +199,8 @@ static void ipw_read_bulk_callback(struct urb *urb) return; } -static int ipw_open(struct usb_serial_port *port, struct file *filp) +static int ipw_open(struct tty_struct *tty, + struct usb_serial_port *port, struct file *filp) { struct usb_device *dev = port->serial->dev; u8 buf_flow_static[16] = IPW_BYTES_FLOWINIT; @@ -212,8 +213,8 @@ static int ipw_open(struct usb_serial_port *port, struct file *filp) if (!buf_flow_init) return -ENOMEM; - if (port->tty) - port->tty->low_latency = 1; + if (tty) + tty->low_latency = 1; /* --1: Tell the modem to initialize (we think) From sniffs this is always the * first thing that gets sent to the modem during opening of the device */ @@ -301,7 +302,8 @@ static int ipw_open(struct usb_serial_port *port, struct file *filp) return 0; } -static void ipw_close(struct usb_serial_port *port, struct file * filp) +static void ipw_close(struct tty_struct *tty, + struct usb_serial_port *port, struct file * filp) { struct usb_device *dev = port->serial->dev; int result; @@ -384,7 +386,8 @@ static void ipw_write_bulk_callback(struct urb *urb) usb_serial_port_softint(port); } -static int ipw_write(struct usb_serial_port *port, const unsigned char *buf, int count) +static int ipw_write(struct tty_struct *tty, struct usb_serial_port *port, + const unsigned char *buf, int count) { struct usb_device *dev = port->serial->dev; int ret; diff --git a/drivers/usb/serial/ir-usb.c b/drivers/usb/serial/ir-usb.c index 0063c11..e59155c 100644 --- a/drivers/usb/serial/ir-usb.c +++ b/drivers/usb/serial/ir-usb.c @@ -85,15 +85,17 @@ static int buffer_size; /* if overridden by the user, then use the specified number of XBOFs */ static int xbof = -1; -static int ir_startup(struct usb_serial *serial); -static int ir_open(struct usb_serial_port *port, struct file *filep); -static void ir_close(struct usb_serial_port *port, struct file *filep); -static int ir_write(struct usb_serial_port *port, - const unsigned char *buf, int count); -static void ir_write_bulk_callback(struct urb *urb); -static void ir_read_bulk_callback(struct urb *urb); -static void ir_set_termios(struct usb_serial_port *port, - struct ktermios *old_termios); +static int ir_startup (struct usb_serial *serial); +static int ir_open(struct tty_struct *tty, struct usb_serial_port *port, + struct file *filep); +static void ir_close(struct tty_struct *tty, struct usb_serial_port *port, + struct file *filep); +static int ir_write(struct tty_struct *tty, struct usb_serial_port *port, + const unsigned char *buf, int count); +static void ir_write_bulk_callback (struct urb *urb); +static void ir_read_bulk_callback (struct urb *urb); +static void ir_set_termios(struct tty_struct *tty, + struct usb_serial_port *port, struct ktermios *old_termios); /* Not that this lot means you can only have one per system */ static u8 ir_baud; @@ -295,7 +297,8 @@ static int ir_startup(struct usb_serial *serial) return 0; } -static int ir_open(struct usb_serial_port *port, struct file *filp) +static int ir_open(struct tty_struct *tty, + struct usb_serial_port *port, struct file *filp) { char *buffer; int result = 0; @@ -343,7 +346,8 @@ static int ir_open(struct usb_serial_port *port, struct file *filp) return result; } -static void ir_close(struct usb_serial_port *port, struct file *filp) +static void ir_close(struct tty_struct *tty, + struct usb_serial_port *port, struct file * filp) { dbg("%s - port %d", __func__, port->number); @@ -351,8 +355,8 @@ static void ir_close(struct usb_serial_port *port, struct file *filp) usb_kill_urb(port->read_urb); } -static int ir_write(struct usb_serial_port *port, - const unsigned char *buf, int count) +static int ir_write(struct tty_struct *tty, struct usb_serial_port *port, + const unsigned char *buf, int count) { unsigned char *transfer_buffer; int result; @@ -360,11 +364,6 @@ static int ir_write(struct usb_serial_port *port, dbg("%s - port = %d, count = %d", __func__, port->number, count); - if (!port->tty) { - dev_err(&port->dev, "%s - no tty???\n", __func__); - return 0; - } - if (count == 0) return 0; @@ -450,14 +449,13 @@ static void ir_read_bulk_callback(struct urb *urb) dbg("%s - port %d", __func__, port->number); - if (!port->open_count) { + if (!port->port.count) { dbg("%s - port closed.", __func__); return; } switch (status) { case 0: /* Successful */ - /* * The first byte of the packet we get from the device * contains a busy indicator and baud rate change. @@ -465,19 +463,11 @@ static void ir_read_bulk_callback(struct urb *urb) */ if ((*data & 0x0f) > 0) ir_baud = *data & 0x0f; - - usb_serial_debug_data( - debug, - &port->dev, - __func__, - urb->actual_length, - data); - - tty = port->tty; - + usb_serial_debug_data(debug, &port->dev, __func__, + urb->actual_length, data); + tty = port->port.tty; if (tty_buffer_request_room(tty, urb->actual_length - 1)) { - tty_insert_flip_string(tty, data + 1, - urb->actual_length - 1); + tty_insert_flip_string(tty, data+1, urb->actual_length - 1); tty_flip_buffer_push(tty); } @@ -488,11 +478,10 @@ static void ir_read_bulk_callback(struct urb *urb) */ case -EPROTO: /* taking inspiration from pl2303.c */ - - /* Continue trying to always read */ + /* Continue trying to always read */ usb_fill_bulk_urb( port->read_urb, - port->serial->dev, + port->serial->dev, usb_rcvbulkpipe(port->serial->dev, port->bulk_in_endpointAddress), port->read_urb->transfer_buffer, @@ -502,23 +491,19 @@ static void ir_read_bulk_callback(struct urb *urb) result = usb_submit_urb(port->read_urb, GFP_ATOMIC); if (result) - dev_err(&port->dev, - "%s - failed resubmitting read urb, error %d\n", + dev_err(&port->dev, "%s - failed resubmitting read urb, error %d\n", __func__, result); - break; - + break ; default: dbg("%s - nonzero read bulk status received: %d", - __func__, - status); - break; + __func__, status); + break ; } - return; } -static void ir_set_termios(struct usb_serial_port *port, - struct ktermios *old_termios) +static void ir_set_termios(struct tty_struct *tty, + struct usb_serial_port *port, struct ktermios *old_termios) { unsigned char *transfer_buffer; int result; @@ -527,7 +512,7 @@ static void ir_set_termios(struct usb_serial_port *port, dbg("%s - port %d", __func__, port->number); - baud = tty_get_baud_rate(port->tty); + baud = tty_get_baud_rate(tty); /* * FIXME, we should compare the baud request against the @@ -600,8 +585,8 @@ static void ir_set_termios(struct usb_serial_port *port, __func__, result); /* Only speed changes are supported */ - tty_termios_copy_hw(port->tty->termios, old_termios); - tty_encode_baud_rate(port->tty, baud, baud); + tty_termios_copy_hw(tty->termios, old_termios); + tty_encode_baud_rate(tty, baud, baud); } static int __init ir_init(void) diff --git a/drivers/usb/serial/iuu_phoenix.c b/drivers/usb/serial/iuu_phoenix.c index a01e987..d654148 100644 --- a/drivers/usb/serial/iuu_phoenix.c +++ b/drivers/usb/serial/iuu_phoenix.c @@ -144,9 +144,10 @@ static void iuu_shutdown(struct usb_serial *serial) } } -static int iuu_tiocmset(struct usb_serial_port *port, struct file *file, +static int iuu_tiocmset(struct tty_struct *tty, struct file *file, unsigned int set, unsigned int clear) { + struct usb_serial_port *port = tty->driver_data; struct iuu_private *priv = usb_get_serial_port_data(port); unsigned long flags; @@ -171,8 +172,9 @@ static int iuu_tiocmset(struct usb_serial_port *port, struct file *file, * When no card , the reader respond with TIOCM_CD * This is known as CD autodetect mechanism */ -static int iuu_tiocmget(struct usb_serial_port *port, struct file *file) +static int iuu_tiocmget(struct tty_struct *tty, struct file *file) { + struct usb_serial_port *port = tty->driver_data; struct iuu_private *priv = usb_get_serial_port_data(port); unsigned long flags; int rc; @@ -630,7 +632,7 @@ static void read_buf_callback(struct urb *urb) } dbg("%s - %i chars to write", __func__, urb->actual_length); - tty = port->tty; + tty = port->port.tty; if (data == NULL) dbg("%s - data is NULL !!!", __func__); if (tty && urb->actual_length && data) { @@ -752,11 +754,10 @@ static void iuu_uart_read_callback(struct urb *urb) /* if nothing to write call again rxcmd */ dbg("%s - rxcmd recall", __func__); iuu_led_activity_off(urb); - return; } -static int iuu_uart_write(struct usb_serial_port *port, const u8 *buf, - int count) +static int iuu_uart_write(struct tty_struct *tty, struct usb_serial_port *port, + const u8 *buf, int count) { struct iuu_private *priv = usb_get_serial_port_data(port); unsigned long flags; @@ -948,7 +949,8 @@ static int set_control_lines(struct usb_device *dev, u8 value) return 0; } -static void iuu_close(struct usb_serial_port *port, struct file *filp) +static void iuu_close(struct tty_struct *tty, + struct usb_serial_port *port, struct file *filp) { /* iuu_led (port,255,0,0,0); */ struct usb_serial *serial; @@ -964,8 +966,8 @@ static void iuu_close(struct usb_serial_port *port, struct file *filp) iuu_uart_off(port); if (serial->dev) { - if (port->tty) { - c_cflag = port->tty->termios->c_cflag; + if (tty) { + c_cflag = tty->termios->c_cflag; if (c_cflag & HUPCL) { /* drop DTR and RTS */ priv = usb_get_serial_port_data(port); @@ -989,7 +991,8 @@ static void iuu_close(struct usb_serial_port *port, struct file *filp) } } -static int iuu_open(struct usb_serial_port *port, struct file *filp) +static int iuu_open(struct tty_struct *tty, + struct usb_serial_port *port, struct file *filp) { struct usb_serial *serial = port->serial; u8 *buf; @@ -1036,15 +1039,17 @@ static int iuu_open(struct usb_serial_port *port, struct file *filp) /* set the termios structure */ spin_lock_irqsave(&priv->lock, flags); - if (!priv->termios_initialized) { - *(port->tty->termios) = tty_std_termios; - port->tty->termios->c_cflag = CLOCAL | CREAD | CS8 | B9600 - | TIOCM_CTS | CSTOPB | PARENB; - port->tty->termios->c_lflag = 0; - port->tty->termios->c_oflag = 0; - port->tty->termios->c_iflag = 0; + if (tty && !priv->termios_initialized) { + *(tty->termios) = tty_std_termios; + tty->termios->c_cflag = CLOCAL | CREAD | CS8 | B9600 + | TIOCM_CTS | CSTOPB | PARENB; + tty->termios->c_ispeed = 9600; + tty->termios->c_ospeed = 9600; + tty->termios->c_lflag = 0; + tty->termios->c_oflag = 0; + tty->termios->c_iflag = 0; priv->termios_initialized = 1; - port->tty->low_latency = 1; + tty->low_latency = 1; priv->poll = 0; } spin_unlock_irqrestore(&priv->lock, flags); @@ -1148,7 +1153,7 @@ static int iuu_open(struct usb_serial_port *port, struct file *filp) if (result) { dev_err(&port->dev, "%s - failed submitting read urb," " error %d\n", __func__, result); - iuu_close(port, NULL); + iuu_close(tty, port, NULL); return -EPROTO; } else { dbg("%s - rxcmd OK", __func__); diff --git a/drivers/usb/serial/keyspan.c b/drivers/usb/serial/keyspan.c index 11e439b..a371c41 100644 --- a/drivers/usb/serial/keyspan.c +++ b/drivers/usb/serial/keyspan.c @@ -244,20 +244,9 @@ static void __exit keyspan_exit (void) module_init(keyspan_init); module_exit(keyspan_exit); -static void keyspan_rx_throttle (struct usb_serial_port *port) -{ - dbg("%s - port %d", __func__, port->number); -} - - -static void keyspan_rx_unthrottle (struct usb_serial_port *port) -{ - dbg("%s - port %d", __func__, port->number); -} - - -static void keyspan_break_ctl (struct usb_serial_port *port, int break_state) +static void keyspan_break_ctl(struct tty_struct *tty, int break_state) { + struct usb_serial_port *port = tty->driver_data; struct keyspan_port_private *p_priv; dbg("%s", __func__); @@ -273,14 +262,13 @@ static void keyspan_break_ctl (struct usb_serial_port *port, int break_state) } -static void keyspan_set_termios (struct usb_serial_port *port, - struct ktermios *old_termios) +static void keyspan_set_termios (struct tty_struct *tty, + struct usb_serial_port *port, struct ktermios *old_termios) { int baud_rate, device_port; struct keyspan_port_private *p_priv; const struct keyspan_device_details *d_details; unsigned int cflag; - struct tty_struct *tty = port->tty; dbg("%s", __func__); @@ -312,12 +300,11 @@ static void keyspan_set_termios (struct usb_serial_port *port, keyspan_send_setup(port, 0); } -static int keyspan_tiocmget(struct usb_serial_port *port, struct file *file) +static int keyspan_tiocmget(struct tty_struct *tty, struct file *file) { + struct usb_serial_port *port = tty->driver_data; + struct keyspan_port_private *p_priv = usb_get_serial_port_data(port); unsigned int value; - struct keyspan_port_private *p_priv; - - p_priv = usb_get_serial_port_data(port); value = ((p_priv->rts_state) ? TIOCM_RTS : 0) | ((p_priv->dtr_state) ? TIOCM_DTR : 0) | @@ -329,18 +316,16 @@ static int keyspan_tiocmget(struct usb_serial_port *port, struct file *file) return value; } -static int keyspan_tiocmset(struct usb_serial_port *port, struct file *file, +static int keyspan_tiocmset(struct tty_struct *tty, struct file *file, unsigned int set, unsigned int clear) { - struct keyspan_port_private *p_priv; - - p_priv = usb_get_serial_port_data(port); + struct usb_serial_port *port = tty->driver_data; + struct keyspan_port_private *p_priv = usb_get_serial_port_data(port); if (set & TIOCM_RTS) p_priv->rts_state = 1; if (set & TIOCM_DTR) p_priv->dtr_state = 1; - if (clear & TIOCM_RTS) p_priv->rts_state = 0; if (clear & TIOCM_DTR) @@ -349,16 +334,10 @@ static int keyspan_tiocmset(struct usb_serial_port *port, struct file *file, return 0; } -static int keyspan_ioctl(struct usb_serial_port *port, struct file *file, - unsigned int cmd, unsigned long arg) -{ - return -ENOIOCTLCMD; -} - - /* Write function is similar for the four protocols used - with only a minor change for usa90 (usa19hs) required */ -static int keyspan_write(struct usb_serial_port *port, - const unsigned char *buf, int count) +/* Write function is similar for the four protocols used + with only a minor change for usa90 (usa19hs) required */ +static int keyspan_write(struct tty_struct *tty, + struct usb_serial_port *port, const unsigned char *buf, int count) { struct keyspan_port_private *p_priv; const struct keyspan_device_details *d_details; @@ -448,7 +427,7 @@ static void usa26_indat_callback(struct urb *urb) } port = urb->context; - tty = port->tty; + tty = port->port.tty; if (tty && urb->actual_length) { /* 0x80 bit is error flag */ if ((data[0] & 0x80) == 0) { @@ -479,7 +458,7 @@ static void usa26_indat_callback(struct urb *urb) /* Resubmit urb so we continue receiving */ urb->dev = port->serial->dev; - if (port->open_count) + if (port->port.count) if ((err = usb_submit_urb(urb, GFP_ATOMIC)) != 0) { dbg("%s - resubmit read urb failed. (%d)", __func__, err); } @@ -496,7 +475,7 @@ static void usa2x_outdat_callback(struct urb *urb) p_priv = usb_get_serial_port_data(port); dbg ("%s - urb %d", __func__, urb == p_priv->out_urbs[1]); - if (port->open_count) + if (port->port.count) usb_serial_port_softint(port); } @@ -567,10 +546,10 @@ static void usa26_instat_callback(struct urb *urb) p_priv->dcd_state = ((msg->gpia_dcd) ? 1 : 0); p_priv->ri_state = ((msg->ri) ? 1 : 0); - if (port->tty && !C_CLOCAL(port->tty) + if (port->port.tty && !C_CLOCAL(port->port.tty) && old_dcd_state != p_priv->dcd_state) { if (old_dcd_state) - tty_hangup(port->tty); + tty_hangup(port->port.tty); /* else */ /* wake_up_interruptible(&p_priv->open_wait); */ } @@ -619,7 +598,7 @@ static void usa28_indat_callback(struct urb *urb) p_priv = usb_get_serial_port_data(port); data = urb->transfer_buffer; - tty = port->tty; + tty = port->port.tty; if (urb->actual_length) { for (i = 0; i < urb->actual_length ; ++i) { tty_insert_flip_char(tty, data[i], 0); @@ -629,7 +608,7 @@ static void usa28_indat_callback(struct urb *urb) /* Resubmit urb so we continue receiving */ urb->dev = port->serial->dev; - if (port->open_count) + if (port->port.count) if ((err = usb_submit_urb(urb, GFP_ATOMIC)) != 0) { dbg("%s - resubmit read urb failed. (%d)", __func__, err); } @@ -704,10 +683,10 @@ static void usa28_instat_callback(struct urb *urb) p_priv->dcd_state = ((msg->dcd) ? 1 : 0); p_priv->ri_state = ((msg->ri) ? 1 : 0); - if (port->tty && !C_CLOCAL(port->tty) + if (port->port.tty && !C_CLOCAL(port->port.tty) && old_dcd_state != p_priv->dcd_state) { if (old_dcd_state) - tty_hangup(port->tty); + tty_hangup(port->port.tty); /* else */ /* wake_up_interruptible(&p_priv->open_wait); */ } @@ -797,10 +776,10 @@ static void usa49_instat_callback(struct urb *urb) p_priv->dcd_state = ((msg->dcd) ? 1 : 0); p_priv->ri_state = ((msg->ri) ? 1 : 0); - if (port->tty && !C_CLOCAL(port->tty) + if (port->port.tty && !C_CLOCAL(port->port.tty) && old_dcd_state != p_priv->dcd_state) { if (old_dcd_state) - tty_hangup(port->tty); + tty_hangup(port->port.tty); /* else */ /* wake_up_interruptible(&p_priv->open_wait); */ } @@ -839,7 +818,7 @@ static void usa49_indat_callback(struct urb *urb) } port = urb->context; - tty = port->tty; + tty = port->port.tty; if (tty && urb->actual_length) { /* 0x80 bit is error flag */ if ((data[0] & 0x80) == 0) { @@ -866,7 +845,7 @@ static void usa49_indat_callback(struct urb *urb) /* Resubmit urb so we continue receiving */ urb->dev = port->serial->dev; - if (port->open_count) + if (port->port.count) if ((err = usb_submit_urb(urb, GFP_ATOMIC)) != 0) { dbg("%s - resubmit read urb failed. (%d)", __func__, err); } @@ -904,7 +883,7 @@ static void usa49wg_indat_callback(struct urb *urb) return; } port = serial->port[data[i++]]; - tty = port->tty; + tty = port->port.tty; len = data[i++]; /* 0x80 bit is error flag */ @@ -912,7 +891,7 @@ static void usa49wg_indat_callback(struct urb *urb) /* no error on any byte */ i++; for (x = 1; x < len ; ++x) - if (port->open_count) + if (port->port.count) tty_insert_flip_char(tty, data[i++], 0); else @@ -930,13 +909,13 @@ static void usa49wg_indat_callback(struct urb *urb) if (stat & RXERROR_PARITY) flag |= TTY_PARITY; /* XXX should handle break (0x10) */ - if (port->open_count) + if (port->port.count) tty_insert_flip_char(tty, data[i+1], flag); i += 2; } } - if (port->open_count) + if (port->port.count) tty_flip_buffer_push(tty); } } @@ -978,7 +957,7 @@ static void usa90_indat_callback(struct urb *urb) port = urb->context; p_priv = usb_get_serial_port_data(port); - tty = port->tty; + tty = port->port.tty; if (urb->actual_length) { /* if current mode is DMA, looks like usa28 format @@ -1021,7 +1000,7 @@ static void usa90_indat_callback(struct urb *urb) /* Resubmit urb so we continue receiving */ urb->dev = port->serial->dev; - if (port->open_count) + if (port->port.count) if ((err = usb_submit_urb(urb, GFP_ATOMIC)) != 0) { dbg("%s - resubmit read urb failed. (%d)", __func__, err); } @@ -1064,10 +1043,10 @@ static void usa90_instat_callback(struct urb *urb) p_priv->dcd_state = ((msg->dcd) ? 1 : 0); p_priv->ri_state = ((msg->ri) ? 1 : 0); - if (port->tty && !C_CLOCAL(port->tty) + if (port->port.tty && !C_CLOCAL(port->port.tty) && old_dcd_state != p_priv->dcd_state) { if (old_dcd_state) - tty_hangup(port->tty); + tty_hangup(port->port.tty); /* else */ /* wake_up_interruptible(&p_priv->open_wait); */ } @@ -1139,10 +1118,10 @@ static void usa67_instat_callback(struct urb *urb) p_priv->cts_state = ((msg->hskia_cts) ? 1 : 0); p_priv->dcd_state = ((msg->gpia_dcd) ? 1 : 0); - if (port->tty && !C_CLOCAL(port->tty) + if (port->port.tty && !C_CLOCAL(port->port.tty) && old_dcd_state != p_priv->dcd_state) { if (old_dcd_state) - tty_hangup(port->tty); + tty_hangup(port->port.tty); /* else */ /* wake_up_interruptible(&p_priv->open_wait); */ } @@ -1177,8 +1156,9 @@ static void usa67_glocont_callback(struct urb *urb) } } -static int keyspan_write_room (struct usb_serial_port *port) +static int keyspan_write_room(struct tty_struct *tty) { + struct usb_serial_port *port = tty->driver_data; struct keyspan_port_private *p_priv; const struct keyspan_device_details *d_details; int flip; @@ -1210,13 +1190,8 @@ static int keyspan_write_room (struct usb_serial_port *port) } -static int keyspan_chars_in_buffer (struct usb_serial_port *port) -{ - return 0; -} - - -static int keyspan_open (struct usb_serial_port *port, struct file *filp) +static int keyspan_open(struct tty_struct *tty, + struct usb_serial_port *port, struct file *filp) { struct keyspan_port_private *p_priv; struct keyspan_serial_private *s_priv; @@ -1225,7 +1200,7 @@ static int keyspan_open (struct usb_serial_port *port, struct file *filp) int i, err; int baud_rate, device_port; struct urb *urb; - unsigned int cflag; + unsigned int cflag = 0; s_priv = usb_get_serial_data(serial); p_priv = usb_get_serial_port_data(port); @@ -1271,19 +1246,19 @@ static int keyspan_open (struct usb_serial_port *port, struct file *filp) /* get the terminal config for the setup message now so we don't * need to send 2 of them */ - cflag = port->tty->termios->c_cflag; device_port = port->number - port->serial->minor; - - /* Baud rate calculation takes baud rate as an integer - so other rates can be generated if desired. */ - baud_rate = tty_get_baud_rate(port->tty); - /* If no match or invalid, leave as default */ - if (baud_rate >= 0 - && d_details->calculate_baud_rate(baud_rate, d_details->baudclk, - NULL, NULL, NULL, device_port) == KEYSPAN_BAUD_RATE_OK) { - p_priv->baud = baud_rate; + if (tty) { + cflag = tty->termios->c_cflag; + /* Baud rate calculation takes baud rate as an integer + so other rates can be generated if desired. */ + baud_rate = tty_get_baud_rate(tty); + /* If no match or invalid, leave as default */ + if (baud_rate >= 0 + && d_details->calculate_baud_rate(baud_rate, d_details->baudclk, + NULL, NULL, NULL, device_port) == KEYSPAN_BAUD_RATE_OK) { + p_priv->baud = baud_rate; + } } - /* set CTS/RTS handshake etc. */ p_priv->cflag = cflag; p_priv->flow_control = (cflag & CRTSCTS)? flow_cts: flow_none; @@ -1301,7 +1276,8 @@ static inline void stop_urb(struct urb *urb) usb_kill_urb(urb); } -static void keyspan_close(struct usb_serial_port *port, struct file *filp) +static void keyspan_close(struct tty_struct *tty, + struct usb_serial_port *port, struct file *filp) { int i; struct usb_serial *serial = port->serial; @@ -1338,7 +1314,7 @@ static void keyspan_close(struct usb_serial_port *port, struct file *filp) stop_urb(p_priv->out_urbs[i]); } } - port->tty = NULL; + port->port.tty = NULL; } /* download the firmware to a pre-renumeration device */ @@ -2427,7 +2403,7 @@ static int keyspan_usa90_send_setup(struct usb_serial *serial, } /* Sending intermediate configs */ else { - if (port->open_count) + if (port->port.count) msg.portEnabled = 1; msg.txBreak = (p_priv->break_on); } diff --git a/drivers/usb/serial/keyspan.h b/drivers/usb/serial/keyspan.h index 8bf7263..38b4582 100644 --- a/drivers/usb/serial/keyspan.h +++ b/drivers/usb/serial/keyspan.h @@ -35,17 +35,18 @@ /* Function prototypes for Keyspan serial converter */ -static int keyspan_open (struct usb_serial_port *port, +static int keyspan_open (struct tty_struct *tty, + struct usb_serial_port *port, struct file *filp); -static void keyspan_close (struct usb_serial_port *port, +static void keyspan_close (struct tty_struct *tty, + struct usb_serial_port *port, struct file *filp); static int keyspan_startup (struct usb_serial *serial); static void keyspan_shutdown (struct usb_serial *serial); -static void keyspan_rx_throttle (struct usb_serial_port *port); -static void keyspan_rx_unthrottle (struct usb_serial_port *port); -static int keyspan_write_room (struct usb_serial_port *port); +static int keyspan_write_room (struct tty_struct *tty); -static int keyspan_write (struct usb_serial_port *port, +static int keyspan_write (struct tty_struct *tty, + struct usb_serial_port *port, const unsigned char *buf, int count); @@ -53,18 +54,14 @@ static void keyspan_send_setup (struct usb_serial_port *port, int reset_port); -static int keyspan_chars_in_buffer (struct usb_serial_port *port); -static int keyspan_ioctl (struct usb_serial_port *port, - struct file *file, - unsigned int cmd, - unsigned long arg); -static void keyspan_set_termios (struct usb_serial_port *port, +static void keyspan_set_termios (struct tty_struct *tty, + struct usb_serial_port *port, struct ktermios *old); -static void keyspan_break_ctl (struct usb_serial_port *port, +static void keyspan_break_ctl (struct tty_struct *tty, int break_state); -static int keyspan_tiocmget (struct usb_serial_port *port, +static int keyspan_tiocmget (struct tty_struct *tty, struct file *file); -static int keyspan_tiocmset (struct usb_serial_port *port, +static int keyspan_tiocmset (struct tty_struct *tty, struct file *file, unsigned int set, unsigned int clear); static int keyspan_fake_startup (struct usb_serial *serial); @@ -567,10 +564,6 @@ static struct usb_serial_driver keyspan_1port_device = { .close = keyspan_close, .write = keyspan_write, .write_room = keyspan_write_room, - .chars_in_buffer = keyspan_chars_in_buffer, - .throttle = keyspan_rx_throttle, - .unthrottle = keyspan_rx_unthrottle, - .ioctl = keyspan_ioctl, .set_termios = keyspan_set_termios, .break_ctl = keyspan_break_ctl, .tiocmget = keyspan_tiocmget, @@ -591,10 +584,6 @@ static struct usb_serial_driver keyspan_2port_device = { .close = keyspan_close, .write = keyspan_write, .write_room = keyspan_write_room, - .chars_in_buffer = keyspan_chars_in_buffer, - .throttle = keyspan_rx_throttle, - .unthrottle = keyspan_rx_unthrottle, - .ioctl = keyspan_ioctl, .set_termios = keyspan_set_termios, .break_ctl = keyspan_break_ctl, .tiocmget = keyspan_tiocmget, @@ -615,10 +604,6 @@ static struct usb_serial_driver keyspan_4port_device = { .close = keyspan_close, .write = keyspan_write, .write_room = keyspan_write_room, - .chars_in_buffer = keyspan_chars_in_buffer, - .throttle = keyspan_rx_throttle, - .unthrottle = keyspan_rx_unthrottle, - .ioctl = keyspan_ioctl, .set_termios = keyspan_set_termios, .break_ctl = keyspan_break_ctl, .tiocmget = keyspan_tiocmget, diff --git a/drivers/usb/serial/keyspan_pda.c b/drivers/usb/serial/keyspan_pda.c index 60b3e22..24a08ac 100644 --- a/drivers/usb/serial/keyspan_pda.c +++ b/drivers/usb/serial/keyspan_pda.c @@ -171,7 +171,7 @@ static void keyspan_pda_wakeup_write(struct work_struct *work) container_of(work, struct keyspan_pda_private, wakeup_work); struct usb_serial_port *port = priv->port; - tty_wakeup(port->tty); + tty_wakeup(port->port.tty); } static void keyspan_pda_request_unthrottle(struct work_struct *work) @@ -203,7 +203,7 @@ static void keyspan_pda_request_unthrottle(struct work_struct *work) static void keyspan_pda_rx_interrupt (struct urb *urb) { struct usb_serial_port *port = urb->context; - struct tty_struct *tty = port->tty; + struct tty_struct *tty = port->port.tty; unsigned char *data = urb->transfer_buffer; int i; int retval; @@ -266,7 +266,7 @@ exit: } -static void keyspan_pda_rx_throttle (struct usb_serial_port *port) +static void keyspan_pda_rx_throttle(struct tty_struct *tty) { /* stop receiving characters. We just turn off the URB request, and let chars pile up in the device. If we're doing hardware @@ -274,14 +274,15 @@ static void keyspan_pda_rx_throttle (struct usb_serial_port *port) fills up. If we're doing XON/XOFF, this would be a good time to send an XOFF, although it might make sense to foist that off upon the device too. */ - + struct usb_serial_port *port = tty->driver_data; dbg("keyspan_pda_rx_throttle port %d", port->number); usb_kill_urb(port->interrupt_in_urb); } -static void keyspan_pda_rx_unthrottle (struct usb_serial_port *port) +static void keyspan_pda_rx_unthrottle(struct tty_struct *tty) { + struct usb_serial_port *port = tty->driver_data; /* just restart the receive interrupt URB */ dbg("keyspan_pda_rx_unthrottle port %d", port->number); port->interrupt_in_urb->dev = port->serial->dev; @@ -330,8 +331,9 @@ static speed_t keyspan_pda_setbaud (struct usb_serial *serial, speed_t baud) } -static void keyspan_pda_break_ctl (struct usb_serial_port *port, int break_state) +static void keyspan_pda_break_ctl(struct tty_struct *tty, int break_state) { + struct usb_serial_port *port = tty->driver_data; struct usb_serial *serial = port->serial; int value; int result; @@ -354,8 +356,8 @@ static void keyspan_pda_break_ctl (struct usb_serial_port *port, int break_state } -static void keyspan_pda_set_termios (struct usb_serial_port *port, - struct ktermios *old_termios) +static void keyspan_pda_set_termios(struct tty_struct *tty, + struct usb_serial_port *port, struct ktermios *old_termios) { struct usb_serial *serial = port->serial; speed_t speed; @@ -380,7 +382,7 @@ static void keyspan_pda_set_termios (struct usb_serial_port *port, For now, just do baud. */ - speed = tty_get_baud_rate(port->tty); + speed = tty_get_baud_rate(tty); speed = keyspan_pda_setbaud(serial, speed); if (speed == 0) { @@ -390,8 +392,8 @@ static void keyspan_pda_set_termios (struct usb_serial_port *port, } /* Only speed can change so copy the old h/w parameters then encode the new speed */ - tty_termios_copy_hw(port->tty->termios, old_termios); - tty_encode_baud_rate(port->tty, speed, speed); + tty_termios_copy_hw(tty->termios, old_termios); + tty_encode_baud_rate(tty, speed, speed); } @@ -425,8 +427,9 @@ static int keyspan_pda_set_modem_info(struct usb_serial *serial, return rc; } -static int keyspan_pda_tiocmget(struct usb_serial_port *port, struct file *file) +static int keyspan_pda_tiocmget(struct tty_struct *tty, struct file *file) { + struct usb_serial_port *port = tty->driver_data; struct usb_serial *serial = port->serial; int rc; unsigned char status; @@ -445,9 +448,10 @@ static int keyspan_pda_tiocmget(struct usb_serial_port *port, struct file *file) return value; } -static int keyspan_pda_tiocmset(struct usb_serial_port *port, struct file *file, +static int keyspan_pda_tiocmset(struct tty_struct *tty, struct file *file, unsigned int set, unsigned int clear) { + struct usb_serial_port *port = tty->driver_data; struct usb_serial *serial = port->serial; int rc; unsigned char status; @@ -469,23 +473,8 @@ static int keyspan_pda_tiocmset(struct usb_serial_port *port, struct file *file, return rc; } -static int keyspan_pda_ioctl(struct usb_serial_port *port, struct file *file, - unsigned int cmd, unsigned long arg) -{ - switch (cmd) { - case TIOCMIWAIT: - /* wait for any of the 4 modem inputs (DCD,RI,DSR,CTS)*/ - /* TODO */ - case TIOCGICOUNT: - /* return count of modemline transitions */ - return 0; /* TODO */ - } - - return -ENOIOCTLCMD; -} - -static int keyspan_pda_write(struct usb_serial_port *port, - const unsigned char *buf, int count) +static int keyspan_pda_write(struct tty_struct *tty, + struct usb_serial_port *port, const unsigned char *buf, int count) { struct usb_serial *serial = port->serial; int request_unthrottle = 0; @@ -607,22 +596,21 @@ static void keyspan_pda_write_bulk_callback (struct urb *urb) } -static int keyspan_pda_write_room (struct usb_serial_port *port) +static int keyspan_pda_write_room(struct tty_struct *tty) { + struct usb_serial_port *port = tty->driver_data; struct keyspan_pda_private *priv; - priv = usb_get_serial_port_data(port); - /* used by n_tty.c for processing of tabs and such. Giving it our conservative guess is probably good enough, but needs testing by running a console through the device. */ - return (priv->tx_room); } -static int keyspan_pda_chars_in_buffer (struct usb_serial_port *port) +static int keyspan_pda_chars_in_buffer(struct tty_struct *tty) { + struct usb_serial_port *port = tty->driver_data; struct keyspan_pda_private *priv; unsigned long flags; int ret = 0; @@ -640,7 +628,8 @@ static int keyspan_pda_chars_in_buffer (struct usb_serial_port *port) } -static int keyspan_pda_open (struct usb_serial_port *port, struct file *filp) +static int keyspan_pda_open(struct tty_struct *tty, + struct usb_serial_port *port, struct file *filp) { struct usb_serial *serial = port->serial; unsigned char room; @@ -672,7 +661,7 @@ static int keyspan_pda_open (struct usb_serial_port *port, struct file *filp) /* the normal serial device seems to always turn on DTR and RTS here, so do the same */ - if (port->tty->termios->c_cflag & CBAUD) + if (tty && (tty->termios->c_cflag & CBAUD)) keyspan_pda_set_modem_info(serial, (1<<7) | (1<<2) ); else keyspan_pda_set_modem_info(serial, 0); @@ -690,13 +679,14 @@ error: } -static void keyspan_pda_close(struct usb_serial_port *port, struct file *filp) +static void keyspan_pda_close(struct tty_struct *tty, + struct usb_serial_port *port, struct file *filp) { struct usb_serial *serial = port->serial; if (serial->dev) { /* the normal serial device seems to always shut off DTR and RTS now */ - if (port->tty->termios->c_cflag & HUPCL) + if (tty->termios->c_cflag & HUPCL) keyspan_pda_set_modem_info(serial, 0); /* shutdown our bulk reads and writes */ @@ -832,7 +822,6 @@ static struct usb_serial_driver keyspan_pda_device = { .chars_in_buffer = keyspan_pda_chars_in_buffer, .throttle = keyspan_pda_rx_throttle, .unthrottle = keyspan_pda_rx_unthrottle, - .ioctl = keyspan_pda_ioctl, .set_termios = keyspan_pda_set_termios, .break_ctl = keyspan_pda_break_ctl, .tiocmget = keyspan_pda_tiocmget, diff --git a/drivers/usb/serial/kl5kusb105.c b/drivers/usb/serial/kl5kusb105.c index 79787ed..4a38ec8 100644 --- a/drivers/usb/serial/kl5kusb105.c +++ b/drivers/usb/serial/kl5kusb105.c @@ -74,29 +74,33 @@ static int debug; */ static int klsi_105_startup (struct usb_serial *serial); static void klsi_105_shutdown (struct usb_serial *serial); -static int klsi_105_open (struct usb_serial_port *port, +static int klsi_105_open (struct tty_struct *tty, + struct usb_serial_port *port, struct file *filp); -static void klsi_105_close (struct usb_serial_port *port, +static void klsi_105_close (struct tty_struct *tty, + struct usb_serial_port *port, struct file *filp); -static int klsi_105_write (struct usb_serial_port *port, +static int klsi_105_write (struct tty_struct *tty, + struct usb_serial_port *port, const unsigned char *buf, int count); static void klsi_105_write_bulk_callback (struct urb *urb); -static int klsi_105_chars_in_buffer (struct usb_serial_port *port); -static int klsi_105_write_room (struct usb_serial_port *port); +static int klsi_105_chars_in_buffer (struct tty_struct *tty); +static int klsi_105_write_room (struct tty_struct *tty); static void klsi_105_read_bulk_callback (struct urb *urb); -static void klsi_105_set_termios (struct usb_serial_port *port, +static void klsi_105_set_termios (struct tty_struct *tty, + struct usb_serial_port *port, struct ktermios *old); -static void klsi_105_throttle (struct usb_serial_port *port); -static void klsi_105_unthrottle (struct usb_serial_port *port); +static void klsi_105_throttle (struct tty_struct *tty); +static void klsi_105_unthrottle (struct tty_struct *tty); /* -static void klsi_105_break_ctl (struct usb_serial_port *port, +static void klsi_105_break_ctl (struct tty_struct *tty, int break_state ); */ -static int klsi_105_tiocmget (struct usb_serial_port *port, +static int klsi_105_tiocmget (struct tty_struct *tty, struct file *file); -static int klsi_105_tiocmset (struct usb_serial_port *port, +static int klsi_105_tiocmset (struct tty_struct *tty, struct file *file, unsigned int set, unsigned int clear); @@ -361,7 +365,8 @@ static void klsi_105_shutdown (struct usb_serial *serial) } } /* klsi_105_shutdown */ -static int klsi_105_open (struct usb_serial_port *port, struct file *filp) +static int klsi_105_open(struct tty_struct *tty, + struct usb_serial_port *port, struct file *filp) { struct klsi_105_private *priv = usb_get_serial_port_data(port); int retval = 0; @@ -375,7 +380,7 @@ static int klsi_105_open (struct usb_serial_port *port, struct file *filp) /* force low_latency on so that our tty_push actually forces * the data through - * port->tty->low_latency = 1; */ + * tty->low_latency = 1; */ /* Do a defined restart: * Set up sane default baud rate and send the 'READ_ON' @@ -393,12 +398,12 @@ static int klsi_105_open (struct usb_serial_port *port, struct file *filp) /* set up termios structure */ spin_lock_irqsave (&priv->lock, flags); - priv->termios.c_iflag = port->tty->termios->c_iflag; - priv->termios.c_oflag = port->tty->termios->c_oflag; - priv->termios.c_cflag = port->tty->termios->c_cflag; - priv->termios.c_lflag = port->tty->termios->c_lflag; + priv->termios.c_iflag = tty->termios->c_iflag; + priv->termios.c_oflag = tty->termios->c_oflag; + priv->termios.c_cflag = tty->termios->c_cflag; + priv->termios.c_lflag = tty->termios->c_lflag; for (i=0; i<NCCS; i++) - priv->termios.c_cc[i] = port->tty->termios->c_cc[i]; + priv->termios.c_cc[i] = tty->termios->c_cc[i]; priv->cfg.pktlen = cfg.pktlen; priv->cfg.baudrate = cfg.baudrate; priv->cfg.databits = cfg.databits; @@ -452,7 +457,8 @@ exit: } /* klsi_105_open */ -static void klsi_105_close (struct usb_serial_port *port, struct file *filp) +static void klsi_105_close(struct tty_struct *tty, + struct usb_serial_port *port, struct file *filp) { struct klsi_105_private *priv = usb_get_serial_port_data(port); int rc; @@ -493,8 +499,8 @@ static void klsi_105_close (struct usb_serial_port *port, struct file *filp) #define KLSI_105_DATA_OFFSET 2 /* in the bulk urb data block */ -static int klsi_105_write (struct usb_serial_port *port, - const unsigned char *buf, int count) +static int klsi_105_write(struct tty_struct *tty, + struct usb_serial_port *port, const unsigned char *buf, int count) { struct klsi_105_private *priv = usb_get_serial_port_data(port); int result, size; @@ -584,8 +590,9 @@ static void klsi_105_write_bulk_callback ( struct urb *urb) /* return number of characters currently in the writing process */ -static int klsi_105_chars_in_buffer (struct usb_serial_port *port) +static int klsi_105_chars_in_buffer (struct tty_struct *tty) { + struct usb_serial_port *port = tty->driver_data; int chars = 0; int i; unsigned long flags; @@ -605,8 +612,9 @@ static int klsi_105_chars_in_buffer (struct usb_serial_port *port) return (chars); } -static int klsi_105_write_room (struct usb_serial_port *port) +static int klsi_105_write_room (struct tty_struct *tty) { + struct usb_serial_port *port = tty->driver_data; unsigned long flags; int i; int room = 0; @@ -660,7 +668,7 @@ static void klsi_105_read_bulk_callback (struct urb *urb) } else { int bytes_sent = ((__u8 *) data)[0] + ((unsigned int) ((__u8 *) data)[1] << 8); - tty = port->tty; + tty = port->port.tty; /* we should immediately resubmit the URB, before attempting * to pass the data on to the tty layer. But that needs locking * against re-entry an then mixed-up data because of @@ -699,11 +707,11 @@ static void klsi_105_read_bulk_callback (struct urb *urb) } /* klsi_105_read_bulk_callback */ -static void klsi_105_set_termios (struct usb_serial_port *port, +static void klsi_105_set_termios (struct tty_struct *tty, + struct usb_serial_port *port, struct ktermios *old_termios) { struct klsi_105_private *priv = usb_get_serial_port_data(port); - struct tty_struct *tty = port->tty; unsigned int iflag = tty->termios->c_iflag; unsigned int old_iflag = old_termios->c_iflag; unsigned int cflag = tty->termios->c_cflag; @@ -863,8 +871,9 @@ static void klsi_105_set_termios (struct usb_serial_port *port, #if 0 -static void mct_u232_break_ctl( struct usb_serial_port *port, int break_state ) +static void mct_u232_break_ctl( struct tty_struct *tty, int break_state ) { + struct usb_serial_port *port = tty->driver_data; struct usb_serial *serial = port->serial; struct mct_u232_private *priv = (struct mct_u232_private *)port->private; unsigned char lcr = priv->last_lcr; @@ -878,8 +887,9 @@ static void mct_u232_break_ctl( struct usb_serial_port *port, int break_state ) } /* mct_u232_break_ctl */ #endif -static int klsi_105_tiocmget (struct usb_serial_port *port, struct file *file) +static int klsi_105_tiocmget (struct tty_struct *tty, struct file *file) { + struct usb_serial_port *port = tty->driver_data; struct klsi_105_private *priv = usb_get_serial_port_data(port); unsigned long flags; int rc; @@ -900,7 +910,7 @@ static int klsi_105_tiocmget (struct usb_serial_port *port, struct file *file) return (int)line_state; } -static int klsi_105_tiocmset (struct usb_serial_port *port, struct file *file, +static int klsi_105_tiocmset (struct tty_struct *tty, struct file *file, unsigned int set, unsigned int clear) { int retval = -EINVAL; @@ -929,14 +939,16 @@ static int klsi_105_tiocmset (struct usb_serial_port *port, struct file *file, return retval; } -static void klsi_105_throttle (struct usb_serial_port *port) +static void klsi_105_throttle (struct tty_struct *tty) { + struct usb_serial_port *port = tty->driver_data; dbg("%s - port %d", __func__, port->number); usb_kill_urb(port->read_urb); } -static void klsi_105_unthrottle (struct usb_serial_port *port) +static void klsi_105_unthrottle (struct tty_struct *tty) { + struct usb_serial_port *port = tty->driver_data; int result; dbg("%s - port %d", __func__, port->number); diff --git a/drivers/usb/serial/kobil_sct.c b/drivers/usb/serial/kobil_sct.c index 693f00d..40c67f0 100644 --- a/drivers/usb/serial/kobil_sct.c +++ b/drivers/usb/serial/kobil_sct.c @@ -70,19 +70,22 @@ static int debug; /* Function prototypes */ static int kobil_startup (struct usb_serial *serial); static void kobil_shutdown (struct usb_serial *serial); -static int kobil_open (struct usb_serial_port *port, struct file *filp); -static void kobil_close (struct usb_serial_port *port, struct file *filp); -static int kobil_write (struct usb_serial_port *port, +static int kobil_open (struct tty_struct *tty, + struct usb_serial_port *port, struct file *filp); +static void kobil_close (struct tty_struct *tty, struct usb_serial_port *port, + struct file *filp); +static int kobil_write (struct tty_struct *tty, struct usb_serial_port *port, const unsigned char *buf, int count); -static int kobil_write_room(struct usb_serial_port *port); -static int kobil_ioctl(struct usb_serial_port *port, struct file *file, +static int kobil_write_room(struct tty_struct *tty); +static int kobil_ioctl(struct tty_struct *tty, struct file *file, unsigned int cmd, unsigned long arg); -static int kobil_tiocmget(struct usb_serial_port *port, struct file *file); -static int kobil_tiocmset(struct usb_serial_port *port, struct file *file, +static int kobil_tiocmget(struct tty_struct *tty, struct file *file); +static int kobil_tiocmset(struct tty_struct *tty, 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 void kobil_set_termios(struct tty_struct *tty, + struct usb_serial_port *port, struct ktermios *old); static struct usb_device_id id_table [] = { @@ -201,8 +204,8 @@ static void kobil_shutdown (struct usb_serial *serial) dbg("%s - port %d", __func__, serial->port[0]->number); for (i=0; i < serial->num_ports; ++i) { - while (serial->port[i]->open_count > 0) { - kobil_close (serial->port[i], NULL); + while (serial->port[i]->port.count > 0) { + kobil_close (NULL, serial->port[i], NULL); } kfree(usb_get_serial_port_data(serial->port[i])); usb_set_serial_port_data(serial->port[i], NULL); @@ -210,7 +213,8 @@ static void kobil_shutdown (struct usb_serial *serial) } -static int kobil_open (struct usb_serial_port *port, struct file *filp) +static int kobil_open(struct tty_struct *tty, + struct usb_serial_port *port, struct file *filp) { int result = 0; struct kobil_private *priv; @@ -229,14 +233,15 @@ static int kobil_open (struct usb_serial_port *port, struct file *filp) * the data through, otherwise it is scheduled, and with high * data rates (like with OHCI) data can get lost. */ - port->tty->low_latency = 1; - - // without this, every push_tty_char is echoed :-( - port->tty->termios->c_lflag = 0; - port->tty->termios->c_lflag &= ~(ISIG | ICANON | ECHO | IEXTEN | XCASE); - port->tty->termios->c_iflag = IGNBRK | IGNPAR | IXOFF; - port->tty->termios->c_oflag &= ~ONLCR; // do NOT translate CR to CR-NL (0x0A -> 0x0A 0x0D) - + if (tty) { + tty->low_latency = 1; + + /* Default to echo off and other sane device settings */ + tty->termios->c_lflag = 0; + tty->termios->c_lflag &= ~(ISIG | ICANON | ECHO | IEXTEN | XCASE); + tty->termios->c_iflag = IGNBRK | IGNPAR | IXOFF; + tty->termios->c_oflag &= ~ONLCR; // do NOT translate CR to CR-NL (0x0A -> 0x0A 0x0D) + } // allocate memory for transfer buffer transfer_buffer = kzalloc(transfer_buffer_length, GFP_KERNEL); if (! transfer_buffer) { @@ -330,7 +335,8 @@ static int kobil_open (struct usb_serial_port *port, struct file *filp) } -static void kobil_close (struct usb_serial_port *port, struct file *filp) +static void kobil_close(struct tty_struct *tty, + struct usb_serial_port *port, struct file *filp) { dbg("%s - port %d", __func__, port->number); @@ -360,7 +366,7 @@ static void kobil_read_int_callback(struct urb *urb) return; } - tty = port->tty; + tty = port->port.tty; if (urb->actual_length) { // BEGIN DEBUG @@ -395,7 +401,7 @@ static void kobil_write_callback( struct urb *purb ) } -static int kobil_write (struct usb_serial_port *port, +static int kobil_write (struct tty_struct *tty, struct usb_serial_port *port, const unsigned char *buf, int count) { int length = 0; @@ -417,12 +423,9 @@ static int kobil_write (struct usb_serial_port *port, // Copy data to buffer memcpy (priv->buf + priv->filled, buf, count); - usb_serial_debug_data(debug, &port->dev, __func__, count, priv->buf + priv->filled); - priv->filled = priv->filled + count; - // only send complete block. TWIN, KAAN SIM and adapter K use the same protocol. if ( ((priv->device_type != KOBIL_ADAPTER_B_PRODUCT_ID) && (priv->filled > 2) && (priv->filled >= (priv->buf[1] + 3))) || ((priv->device_type == KOBIL_ADAPTER_B_PRODUCT_ID) && (priv->filled > 3) && (priv->filled >= (priv->buf[2] + 4))) ) { @@ -478,15 +481,17 @@ static int kobil_write (struct usb_serial_port *port, } -static int kobil_write_room (struct usb_serial_port *port) +static int kobil_write_room (struct tty_struct *tty) { //dbg("%s - port %d", __func__, port->number); + /* FIXME */ return 8; } -static int kobil_tiocmget(struct usb_serial_port *port, struct file *file) +static int kobil_tiocmget(struct tty_struct *tty, struct file *file) { + struct usb_serial_port *port = tty->driver_data; struct kobil_private * priv; int result; unsigned char *transfer_buffer; @@ -524,9 +529,10 @@ static int kobil_tiocmget(struct usb_serial_port *port, struct file *file) return result; } -static int kobil_tiocmset(struct usb_serial_port *port, struct file *file, +static int kobil_tiocmset(struct tty_struct *tty, struct file *file, unsigned int set, unsigned int clear) { + struct usb_serial_port *port = tty->driver_data; struct kobil_private * priv; int result; int dtr = 0; @@ -590,12 +596,13 @@ static int kobil_tiocmset(struct usb_serial_port *port, struct file *file, return (result < 0) ? result : 0; } -static void kobil_set_termios(struct usb_serial_port *port, struct ktermios *old) +static void kobil_set_termios(struct tty_struct *tty, + struct usb_serial_port *port, struct ktermios *old) { struct kobil_private * priv; int result; unsigned short urb_val = 0; - int c_cflag = port->tty->termios->c_cflag; + int c_cflag = tty->termios->c_cflag; speed_t speed; void * settings; @@ -604,7 +611,7 @@ static void kobil_set_termios(struct usb_serial_port *port, struct ktermios *old // This device doesn't support ioctl calls return; - switch (speed = tty_get_baud_rate(port->tty)) { + switch (speed = tty_get_baud_rate(tty)) { case 1200: urb_val = SUSBCR_SBR_1200; break; @@ -634,8 +641,8 @@ static void kobil_set_termios(struct usb_serial_port *port, struct ktermios *old urb_val |= SUSBCR_SPASB_NoParity; strcat(settings, "No Parity"); } - port->tty->termios->c_cflag &= ~CMSPAR; - tty_encode_baud_rate(port->tty, speed, speed); + tty->termios->c_cflag &= ~CMSPAR; + tty_encode_baud_rate(tty, speed, speed); result = usb_control_msg( port->serial->dev, usb_rcvctrlpipe(port->serial->dev, 0 ), @@ -650,8 +657,9 @@ static void kobil_set_termios(struct usb_serial_port *port, struct ktermios *old kfree(settings); } -static int kobil_ioctl(struct usb_serial_port *port, struct file * file, unsigned int cmd, unsigned long arg) +static int kobil_ioctl(struct tty_struct *tty, struct file * file, unsigned int cmd, unsigned long arg) { + struct usb_serial_port *port = tty->driver_data; struct kobil_private * priv = usb_get_serial_port_data(port); unsigned char *transfer_buffer; int transfer_buffer_length = 8; @@ -662,7 +670,7 @@ static int kobil_ioctl(struct usb_serial_port *port, struct file * file, unsigne return 0; switch (cmd) { - case TCFLSH: // 0x540B + case TCFLSH: transfer_buffer = kmalloc(transfer_buffer_length, GFP_KERNEL); if (! transfer_buffer) return -ENOBUFS; @@ -680,7 +688,7 @@ static int kobil_ioctl(struct usb_serial_port *port, struct file * file, unsigne dbg("%s - port %d Send reset_all_queues (FLUSH) URB returns: %i", __func__, port->number, result); kfree(transfer_buffer); - return (result < 0) ? -EFAULT : 0; + return (result < 0) ? -EIO: 0; default: return -ENOIOCTLCMD; } diff --git a/drivers/usb/serial/mct_u232.c b/drivers/usb/serial/mct_u232.c index 5fc2cef..7bce430 100644 --- a/drivers/usb/serial/mct_u232.c +++ b/drivers/usb/serial/mct_u232.c @@ -92,26 +92,25 @@ static int debug; */ static int mct_u232_startup (struct usb_serial *serial); static void mct_u232_shutdown (struct usb_serial *serial); -static int mct_u232_open (struct usb_serial_port *port, +static int mct_u232_open (struct tty_struct *tty, + struct usb_serial_port *port, struct file *filp); -static void mct_u232_close (struct usb_serial_port *port, +static void mct_u232_close (struct tty_struct *tty, + struct usb_serial_port *port, struct file *filp); static void mct_u232_read_int_callback (struct urb *urb); -static void mct_u232_set_termios (struct usb_serial_port *port, +static void mct_u232_set_termios (struct tty_struct *tty, + struct usb_serial_port *port, struct ktermios * old); -static int mct_u232_ioctl (struct usb_serial_port *port, - struct file * file, - unsigned int cmd, - unsigned long arg); -static void mct_u232_break_ctl (struct usb_serial_port *port, +static void mct_u232_break_ctl (struct tty_struct *tty, int break_state ); -static int mct_u232_tiocmget (struct usb_serial_port *port, +static int mct_u232_tiocmget (struct tty_struct *tty, struct file *file); -static int mct_u232_tiocmset (struct usb_serial_port *port, +static int mct_u232_tiocmset (struct tty_struct *tty, struct file *file, unsigned int set, unsigned int clear); -static void mct_u232_throttle (struct usb_serial_port *port); -static void mct_u232_unthrottle (struct usb_serial_port *port); +static void mct_u232_throttle (struct tty_struct *tty); +static void mct_u232_unthrottle (struct tty_struct *tty); /* @@ -149,7 +148,6 @@ static struct usb_serial_driver mct_u232_device = { .throttle = mct_u232_throttle, .unthrottle = mct_u232_unthrottle, .read_int_callback = mct_u232_read_int_callback, - .ioctl = mct_u232_ioctl, .set_termios = mct_u232_set_termios, .break_ctl = mct_u232_break_ctl, .tiocmget = mct_u232_tiocmget, @@ -224,8 +222,8 @@ static int mct_u232_calculate_baud_rate(struct usb_serial *serial, speed_t value } } -static int mct_u232_set_baud_rate(struct usb_serial *serial, struct usb_serial_port *port, - speed_t value) +static int mct_u232_set_baud_rate(struct tty_struct *tty, + struct usb_serial *serial, struct usb_serial_port *port, speed_t value) { __le32 divisor; int rc; @@ -243,7 +241,7 @@ static int mct_u232_set_baud_rate(struct usb_serial *serial, struct usb_serial_p if (rc < 0) /*FIXME: What value speed results */ err("Set BAUD RATE %d failed (error = %d)", value, rc); else - tty_encode_baud_rate(port->tty, speed, speed); + tty_encode_baud_rate(tty, speed, speed); dbg("set_baud_rate: value: 0x%x, divisor: 0x%x", value, divisor); /* Mimic the MCT-supplied Windows driver (version 1.21P.0104), which @@ -272,7 +270,7 @@ static int mct_u232_set_baud_rate(struct usb_serial *serial, struct usb_serial_p err("Sending USB device request code %d failed (error = %d)", MCT_U232_SET_UNKNOWN1_REQUEST, rc); - if (port && C_CRTSCTS(port->tty)) { + if (port && C_CRTSCTS(tty)) { cts_enable_byte = 1; } @@ -411,7 +409,8 @@ static void mct_u232_shutdown (struct usb_serial *serial) } } /* mct_u232_shutdown */ -static int mct_u232_open (struct usb_serial_port *port, struct file *filp) +static int mct_u232_open (struct tty_struct *tty, + struct usb_serial_port *port, struct file *filp) { struct usb_serial *serial = port->serial; struct mct_u232_private *priv = usb_get_serial_port_data(port); @@ -437,7 +436,7 @@ static int mct_u232_open (struct usb_serial_port *port, struct file *filp) * either. */ spin_lock_irqsave(&priv->lock, flags); - if (port->tty->termios->c_cflag & CBAUD) + if (tty && (tty->termios->c_cflag & CBAUD)) priv->control_state = TIOCM_DTR | TIOCM_RTS; else priv->control_state = 0; @@ -481,15 +480,16 @@ error: } /* mct_u232_open */ -static void mct_u232_close (struct usb_serial_port *port, struct file *filp) +static void mct_u232_close(struct tty_struct *tty, + struct usb_serial_port *port, struct file *filp) { unsigned int c_cflag; unsigned int control_state; struct mct_u232_private *priv = usb_get_serial_port_data(port); dbg("%s port %d", __func__, port->number); - if (port->tty) { - c_cflag = port->tty->termios->c_cflag; + if (tty) { + c_cflag = tty->termios->c_cflag; mutex_lock(&port->serial->disc_mutex); if (c_cflag & HUPCL && !port->serial->disconnected) { /* drop DTR and RTS */ @@ -553,7 +553,7 @@ static void mct_u232_read_int_callback (struct urb *urb) */ if (urb->transfer_buffer_length > 2) { int i; - tty = port->tty; + tty = port->port.tty; if (urb->actual_length) { for (i = 0; i < urb->actual_length ; ++i) { tty_insert_flip_char(tty, data[i], 0); @@ -583,7 +583,7 @@ static void mct_u232_read_int_callback (struct urb *urb) * to look in to this before committing any code. */ if (priv->last_lsr & MCT_U232_LSR_ERR) { - tty = port->tty; + tty = port->port.tty; /* Overrun Error */ if (priv->last_lsr & MCT_U232_LSR_OE) { } @@ -606,12 +606,13 @@ exit: __func__, retval); } /* mct_u232_read_int_callback */ -static void mct_u232_set_termios (struct usb_serial_port *port, +static void mct_u232_set_termios (struct tty_struct *tty, + struct usb_serial_port *port, struct ktermios *old_termios) { struct usb_serial *serial = port->serial; struct mct_u232_private *priv = usb_get_serial_port_data(port); - struct ktermios *termios = port->tty->termios; + struct ktermios *termios = tty->termios; unsigned int cflag = termios->c_cflag; unsigned int old_cflag = old_termios->c_cflag; unsigned long flags; @@ -638,7 +639,7 @@ 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, tty_get_baud_rate(port->tty)); + mct_u232_set_baud_rate(tty, serial, port, tty_get_baud_rate(tty)); if ((cflag & CBAUD) == B0 ) { dbg("%s: baud is B0", __func__); @@ -689,8 +690,9 @@ static void mct_u232_set_termios (struct usb_serial_port *port, spin_unlock_irqrestore(&priv->lock, flags); } /* mct_u232_set_termios */ -static void mct_u232_break_ctl( struct usb_serial_port *port, int break_state ) +static void mct_u232_break_ctl(struct tty_struct *tty, int break_state) { + struct usb_serial_port *port = tty->driver_data; struct usb_serial *serial = port->serial; struct mct_u232_private *priv = usb_get_serial_port_data(port); unsigned char lcr; @@ -709,8 +711,9 @@ static void mct_u232_break_ctl( struct usb_serial_port *port, int break_state ) } /* mct_u232_break_ctl */ -static int mct_u232_tiocmget (struct usb_serial_port *port, struct file *file) +static int mct_u232_tiocmget(struct tty_struct *tty, struct file *file) { + struct usb_serial_port *port = tty->driver_data; struct mct_u232_private *priv = usb_get_serial_port_data(port); unsigned int control_state; unsigned long flags; @@ -724,9 +727,10 @@ static int mct_u232_tiocmget (struct usb_serial_port *port, struct file *file) return control_state; } -static int mct_u232_tiocmset (struct usb_serial_port *port, struct file *file, +static int mct_u232_tiocmset(struct tty_struct *tty, struct file *file, unsigned int set, unsigned int clear) { + struct usb_serial_port *port = tty->driver_data; struct usb_serial *serial = port->serial; struct mct_u232_private *priv = usb_get_serial_port_data(port); unsigned int control_state; @@ -751,73 +755,46 @@ static int mct_u232_tiocmset (struct usb_serial_port *port, struct file *file, return mct_u232_set_modem_ctrl(serial, control_state); } -static int mct_u232_ioctl (struct usb_serial_port *port, struct file * file, - unsigned int cmd, unsigned long arg) -{ - dbg("%scmd=0x%x", __func__, cmd); - - /* Based on code from acm.c and others */ - switch (cmd) { - case TIOCMIWAIT: - /* wait for any of the 4 modem inputs (DCD,RI,DSR,CTS)*/ - /* TODO */ - return( 0 ); - - case TIOCGICOUNT: - /* return count of modemline transitions */ - /* TODO */ - return 0; - - default: - dbg("%s: arg not supported - 0x%04x", __func__,cmd); - return(-ENOIOCTLCMD); - break; - } - return 0; -} /* mct_u232_ioctl */ - -static void mct_u232_throttle (struct usb_serial_port *port) +static void mct_u232_throttle(struct tty_struct *tty) { + struct usb_serial_port *port = tty->driver_data; struct mct_u232_private *priv = usb_get_serial_port_data(port); unsigned long flags; unsigned int control_state; - struct tty_struct *tty; - tty = port->tty; dbg("%s - port %d", __func__, port->number); spin_lock_irqsave(&priv->lock, flags); priv->rx_flags |= THROTTLED; if (C_CRTSCTS(tty)) { - priv->control_state &= ~TIOCM_RTS; - control_state = priv->control_state; - spin_unlock_irqrestore(&priv->lock, flags); - (void) mct_u232_set_modem_ctrl(port->serial, control_state); + priv->control_state &= ~TIOCM_RTS; + control_state = priv->control_state; + spin_unlock_irqrestore(&priv->lock, flags); + (void) mct_u232_set_modem_ctrl(port->serial, control_state); } else { - spin_unlock_irqrestore(&priv->lock, flags); + spin_unlock_irqrestore(&priv->lock, flags); } } -static void mct_u232_unthrottle (struct usb_serial_port *port) +static void mct_u232_unthrottle(struct tty_struct *tty) { + struct usb_serial_port *port = tty->driver_data; struct mct_u232_private *priv = usb_get_serial_port_data(port); unsigned long flags; unsigned int control_state; - struct tty_struct *tty; dbg("%s - port %d", __func__, port->number); - tty = port->tty; spin_lock_irqsave(&priv->lock, flags); if ((priv->rx_flags & THROTTLED) && C_CRTSCTS(tty)) { - priv->rx_flags &= ~THROTTLED; - priv->control_state |= TIOCM_RTS; - control_state = priv->control_state; - spin_unlock_irqrestore(&priv->lock, flags); - (void) mct_u232_set_modem_ctrl(port->serial, control_state); + priv->rx_flags &= ~THROTTLED; + priv->control_state |= TIOCM_RTS; + control_state = priv->control_state; + spin_unlock_irqrestore(&priv->lock, flags); + (void) mct_u232_set_modem_ctrl(port->serial, control_state); } else { - spin_unlock_irqrestore(&priv->lock, flags); + spin_unlock_irqrestore(&priv->lock, flags); } } diff --git a/drivers/usb/serial/mos7720.c b/drivers/usb/serial/mos7720.c index 50f1fe2..d47f081 100644 --- a/drivers/usb/serial/mos7720.c +++ b/drivers/usb/serial/mos7720.c @@ -218,7 +218,7 @@ static void mos7720_bulk_in_callback(struct urb *urb) data = urb->transfer_buffer; - tty = port->tty; + tty = port->port.tty; if (tty && urb->actual_length) { tty_buffer_request_room(tty, urb->actual_length); tty_insert_flip_string(tty, data, urb->actual_length); @@ -264,7 +264,7 @@ static void mos7720_bulk_out_data_callback(struct urb *urb) dbg("Entering ........."); - tty = mos7720_port->port->tty; + tty = mos7720_port->port->port.tty; if (tty && mos7720_port->open) tty_wakeup(tty); @@ -320,7 +320,8 @@ static int send_mos_cmd(struct usb_serial *serial, __u8 request, __u16 value, return status; } -static int mos7720_open(struct usb_serial_port *port, struct file * filp) +static int mos7720_open(struct tty_struct *tty, + struct usb_serial_port *port, struct file * filp) { struct usb_serial *serial; struct usb_serial_port *port0; @@ -443,14 +444,12 @@ static int mos7720_open(struct usb_serial_port *port, struct file * filp) data = 0x0c; send_mos_cmd(serial, MOS_WRITE, port_number, 0x01, &data); -//Matrix - /* force low_latency on so that our tty_push actually forces * * the data through,otherwise it is scheduled, and with * * high data rates (like with OHCI) data can get lost. */ - if (port->tty) - port->tty->low_latency = 1; + if (tty) + tty->low_latency = 1; /* see if we've set up our endpoint info yet * * (can't set it up in mos7720_startup as the * @@ -515,8 +514,9 @@ static int mos7720_open(struct usb_serial_port *port, struct file * filp) * system, * Otherwise we return a negative error number. */ -static int mos7720_chars_in_buffer(struct usb_serial_port *port) +static int mos7720_chars_in_buffer(struct tty_struct *tty) { + struct usb_serial_port *port = tty->driver_data; int i; int chars = 0; struct moschip_port *mos7720_port; @@ -537,7 +537,8 @@ static int mos7720_chars_in_buffer(struct usb_serial_port *port) return chars; } -static void mos7720_close(struct usb_serial_port *port, struct file *filp) +static void mos7720_close(struct tty_struct *tty, + struct usb_serial_port *port, struct file *filp) { struct usb_serial *serial; struct moschip_port *mos7720_port; @@ -588,8 +589,9 @@ static void mos7720_close(struct usb_serial_port *port, struct file *filp) dbg("Leaving %s", __func__); } -static void mos7720_break(struct usb_serial_port *port, int break_state) +static void mos7720_break(struct tty_struct *tty, int break_state) { + struct usb_serial_port *port = tty->driver_data; unsigned char data; struct usb_serial *serial; struct moschip_port *mos7720_port; @@ -621,8 +623,9 @@ static void mos7720_break(struct usb_serial_port *port, int break_state) * If successful, we return the amount of room that we have for this port * Otherwise we return a negative error number. */ -static int mos7720_write_room(struct usb_serial_port *port) +static int mos7720_write_room(struct tty_struct *tty) { + struct usb_serial_port *port = tty->driver_data; struct moschip_port *mos7720_port; int room = 0; int i; @@ -645,8 +648,8 @@ static int mos7720_write_room(struct usb_serial_port *port) return room; } -static int mos7720_write(struct usb_serial_port *port, - const unsigned char *data, int count) +static int mos7720_write(struct tty_struct *tty, struct usb_serial_port *port, + const unsigned char *data, int count) { int status; int i; @@ -719,10 +722,10 @@ exit: return bytes_sent; } -static void mos7720_throttle(struct usb_serial_port *port) +static void mos7720_throttle(struct tty_struct *tty) { + struct usb_serial_port *port = tty->driver_data; struct moschip_port *mos7720_port; - struct tty_struct *tty; int status; dbg("%s- port %d\n", __func__, port->number); @@ -739,16 +742,10 @@ static void mos7720_throttle(struct usb_serial_port *port) dbg("%s: Entering ..........", __func__); - tty = port->tty; - if (!tty) { - dbg("%s - no tty available", __func__); - return; - } - /* if we are implementing XON/XOFF, send the stop character */ if (I_IXOFF(tty)) { unsigned char stop_char = STOP_CHAR(tty); - status = mos7720_write(port, &stop_char, 1); + status = mos7720_write(tty, port, &stop_char, 1); if (status <= 0) return; } @@ -764,11 +761,11 @@ static void mos7720_throttle(struct usb_serial_port *port) } } -static void mos7720_unthrottle(struct usb_serial_port *port) +static void mos7720_unthrottle(struct tty_struct *tty) { - struct tty_struct *tty; - int status; + struct usb_serial_port *port = tty->driver_data; struct moschip_port *mos7720_port = usb_get_serial_port_data(port); + int status; if (mos7720_port == NULL) return; @@ -780,16 +777,10 @@ static void mos7720_unthrottle(struct usb_serial_port *port) dbg("%s: Entering ..........", __func__); - tty = port->tty; - if (!tty) { - dbg("%s - no tty available", __func__); - return; - } - /* if we are implementing XON/XOFF, send the start character */ if (I_IXOFF(tty)) { unsigned char start_char = START_CHAR(tty); - status = mos7720_write(port, &start_char, 1); + status = mos7720_write(tty, port, &start_char, 1); if (status <= 0) return; } @@ -1011,12 +1002,12 @@ static int send_cmd_write_baud_rate(struct moschip_port *mos7720_port, * This routine is called to set the UART on the device to match * the specified new settings. */ -static void change_port_settings(struct moschip_port *mos7720_port, +static void change_port_settings(struct tty_struct *tty, + struct moschip_port *mos7720_port, struct ktermios *old_termios) { struct usb_serial_port *port; struct usb_serial *serial; - struct tty_struct *tty; int baud; unsigned cflag; unsigned iflag; @@ -1042,8 +1033,6 @@ static void change_port_settings(struct moschip_port *mos7720_port, return; } - tty = mos7720_port->port->tty; - dbg("%s: Entering ..........", __func__); lData = UART_LCR_WLEN8; @@ -1198,14 +1187,13 @@ static void change_port_settings(struct moschip_port *mos7720_port, * this function is called by the tty driver when it wants to change the * termios structure. */ -static void mos7720_set_termios(struct usb_serial_port *port, - struct ktermios *old_termios) +static void mos7720_set_termios(struct tty_struct *tty, + struct usb_serial_port *port, struct ktermios *old_termios) { int status; unsigned int cflag; struct usb_serial *serial; struct moschip_port *mos7720_port; - struct tty_struct *tty; serial = port->serial; @@ -1214,9 +1202,6 @@ static void mos7720_set_termios(struct usb_serial_port *port, if (mos7720_port == NULL) return; - tty = port->tty; - - if (!mos7720_port->open) { dbg("%s - port not opened", __func__); return; @@ -1237,7 +1222,7 @@ static void mos7720_set_termios(struct usb_serial_port *port, dbg("%s - port %d", __func__, port->number); /* change the port settings to the new ones specified */ - change_port_settings(mos7720_port, old_termios); + change_port_settings(tty, mos7720_port, old_termios); if(!port->read_urb) { dbg("%s","URB KILLED !!!!!\n"); @@ -1264,13 +1249,13 @@ static void mos7720_set_termios(struct usb_serial_port *port, * transmit holding register is empty. This functionality * allows an RS485 driver to be written in user space. */ -static int get_lsr_info(struct moschip_port *mos7720_port, +static int get_lsr_info(struct tty_struct *tty, struct moschip_port *mos7720_port, unsigned int __user *value) { int count; unsigned int result = 0; - count = mos7720_chars_in_buffer(mos7720_port->port); + count = mos7720_chars_in_buffer(tty); if (count == 0) { dbg("%s -- Empty", __func__); result = TIOCSER_TEMT; @@ -1290,7 +1275,7 @@ static int get_number_bytes_avail(struct moschip_port *mos7720_port, unsigned int __user *value) { unsigned int result = 0; - struct tty_struct *tty = mos7720_port->port->tty; + struct tty_struct *tty = mos7720_port->port->port.tty; if (!tty) return -ENOIOCTLCMD; @@ -1407,9 +1392,10 @@ static int get_serial_info(struct moschip_port *mos7720_port, return 0; } -static int mos7720_ioctl(struct usb_serial_port *port, struct file *file, +static int mos7720_ioctl(struct tty_struct *tty, struct file *file, unsigned int cmd, unsigned long arg) { + struct usb_serial_port *port = tty->driver_data; struct moschip_port *mos7720_port; struct async_icount cnow; struct async_icount cprev; @@ -1431,9 +1417,10 @@ static int mos7720_ioctl(struct usb_serial_port *port, struct file *file, case TIOCSERGETLSR: dbg("%s (%d) TIOCSERGETLSR", __func__, port->number); - return get_lsr_info(mos7720_port, (unsigned int __user *)arg); + return get_lsr_info(tty, mos7720_port, (unsigned int __user *)arg); return 0; + /* FIXME: These should be using the mode methods */ case TIOCMBIS: case TIOCMBIC: case TIOCMSET: @@ -1452,10 +1439,6 @@ static int mos7720_ioctl(struct usb_serial_port *port, struct file *file, return get_serial_info(mos7720_port, (struct serial_struct __user *)arg); - case TIOCSSERIAL: - dbg("%s (%d) TIOCSSERIAL", __func__, port->number); - break; - case TIOCMIWAIT: dbg("%s (%d) TIOCMIWAIT", __func__, port->number); cprev = mos7720_port->icount; diff --git a/drivers/usb/serial/mos7840.c b/drivers/usb/serial/mos7840.c index 78f2f6d..2b1fded 100644 --- a/drivers/usb/serial/mos7840.c +++ b/drivers/usb/serial/mos7840.c @@ -710,7 +710,7 @@ static void mos7840_bulk_in_callback(struct urb *urb) dbg("%s", "Entering ........... \n"); if (urb->actual_length) { - tty = mos7840_port->port->tty; + tty = mos7840_port->port->port.tty; if (tty) { tty_buffer_request_room(tty, urb->actual_length); tty_insert_flip_string(tty, data, urb->actual_length); @@ -774,7 +774,7 @@ static void mos7840_bulk_out_data_callback(struct urb *urb) dbg("%s \n", "Entering ........."); - tty = mos7840_port->port->tty; + tty = mos7840_port->port->port.tty; if (tty && mos7840_port->open) tty_wakeup(tty); @@ -804,7 +804,8 @@ static int mos7840_serial_probe(struct usb_serial *serial, * Otherwise we return a negative error number. *****************************************************************************/ -static int mos7840_open(struct usb_serial_port *port, struct file *filp) +static int mos7840_open(struct tty_struct *tty, + struct usb_serial_port *port, struct file *filp) { int response; int j; @@ -1008,8 +1009,8 @@ static int mos7840_open(struct usb_serial_port *port, struct file *filp) * the data through,otherwise it is scheduled, and with * * high data rates (like with OHCI) data can get lost. */ - if (port->tty) - port->tty->low_latency = 1; + if (tty) + tty->low_latency = 1; /* Check to see if we've set up our endpoint info yet * * (can't set it up in mos7840_startup as the structures * * were not set up at that time.) */ @@ -1104,11 +1105,12 @@ static int mos7840_open(struct usb_serial_port *port, struct file *filp) * been written, but hasn't made it out the port yet) * If successful, we return the number of bytes left to be written in the * system, - * Otherwise we return a negative error number. + * Otherwise we return zero. *****************************************************************************/ -static int mos7840_chars_in_buffer(struct usb_serial_port *port) +static int mos7840_chars_in_buffer(struct tty_struct *tty) { + struct usb_serial_port *port = tty->driver_data; int i; int chars = 0; unsigned long flags; @@ -1118,21 +1120,19 @@ static int mos7840_chars_in_buffer(struct usb_serial_port *port) if (mos7840_port_paranoia_check(port, __func__)) { dbg("%s", "Invalid port \n"); - return -1; + return 0; } mos7840_port = mos7840_get_port_private(port); if (mos7840_port == NULL) { dbg("%s \n", "mos7840_break:leaving ..........."); - return -1; + return 0; } spin_lock_irqsave(&mos7840_port->pool_lock,flags); - for (i = 0; i < NUM_URBS; ++i) { - if (mos7840_port->busy[i]) { + for (i = 0; i < NUM_URBS; ++i) + if (mos7840_port->busy[i]) chars += URB_TRANSFER_BUFFER_SIZE; - } - } spin_unlock_irqrestore(&mos7840_port->pool_lock,flags); dbg("%s - returns %d", __func__, chars); return chars; @@ -1149,7 +1149,8 @@ static int mos7840_chars_in_buffer(struct usb_serial_port *port) * 3. A timeout of 3 seconds without activity has expired * ************************************************************************/ -static void mos7840_block_until_tx_empty(struct moschip_port *mos7840_port) +static void mos7840_block_until_tx_empty(struct tty_struct *tty, + struct moschip_port *mos7840_port) { int timeout = HZ / 10; int wait = 30; @@ -1157,7 +1158,7 @@ static void mos7840_block_until_tx_empty(struct moschip_port *mos7840_port) while (1) { - count = mos7840_chars_in_buffer(mos7840_port->port); + count = mos7840_chars_in_buffer(tty); /* Check for Buffer status */ if (count <= 0) { @@ -1185,7 +1186,8 @@ static void mos7840_block_until_tx_empty(struct moschip_port *mos7840_port) * this function is called by the tty driver when a port is closed *****************************************************************************/ -static void mos7840_close(struct usb_serial_port *port, struct file *filp) +static void mos7840_close(struct tty_struct *tty, + struct usb_serial_port *port, struct file *filp) { struct usb_serial *serial; struct moschip_port *mos7840_port; @@ -1226,20 +1228,17 @@ static void mos7840_close(struct usb_serial_port *port, struct file *filp) } } - if (serial->dev) { + if (serial->dev) /* flush and block until tx is empty */ - mos7840_block_until_tx_empty(mos7840_port); - } + mos7840_block_until_tx_empty(tty, mos7840_port); /* While closing port, shutdown all bulk read, write * * and interrupt read if they exists */ if (serial->dev) { - if (mos7840_port->write_urb) { dbg("%s", "Shutdown bulk write\n"); usb_kill_urb(mos7840_port->write_urb); } - if (mos7840_port->read_urb) { dbg("%s", "Shutdown bulk read\n"); usb_kill_urb(mos7840_port->read_urb); @@ -1247,11 +1246,10 @@ static void mos7840_close(struct usb_serial_port *port, struct file *filp) if ((&mos7840_port->control_urb)) { dbg("%s", "Shutdown control read\n"); // usb_kill_urb (mos7840_port->control_urb); - } } -// if(mos7840_port->ctrl_buf != NULL) -// kfree(mos7840_port->ctrl_buf); +// if(mos7840_port->ctrl_buf != NULL) +// kfree(mos7840_port->ctrl_buf); port0->open_ports--; dbg("mos7840_num_open_ports in close%d:in port%d\n", port0->open_ports, port->number); @@ -1293,15 +1291,15 @@ static void mos7840_close(struct usb_serial_port *port, struct file *filp) * ************************************************************************/ -static void mos7840_block_until_chase_response(struct moschip_port - *mos7840_port) +static void mos7840_block_until_chase_response(struct tty_struct *tty, + struct moschip_port *mos7840_port) { int timeout = 1 * HZ; int wait = 10; int count; while (1) { - count = mos7840_chars_in_buffer(mos7840_port->port); + count = mos7840_chars_in_buffer(tty); /* Check for Buffer status */ if (count <= 0) { @@ -1328,8 +1326,9 @@ static void mos7840_block_until_chase_response(struct moschip_port * mos7840_break * this function sends a break to the port *****************************************************************************/ -static void mos7840_break(struct usb_serial_port *port, int break_state) +static void mos7840_break(struct tty_struct *tty, int break_state) { + struct usb_serial_port *port = tty->driver_data; unsigned char data; struct usb_serial *serial; struct moschip_port *mos7840_port; @@ -1354,17 +1353,14 @@ static void mos7840_break(struct usb_serial_port *port, int break_state) return; } - if (serial->dev) { - + if (serial->dev) /* flush and block until tx is empty */ - mos7840_block_until_chase_response(mos7840_port); - } + mos7840_block_until_chase_response(tty, mos7840_port); - if (break_state == -1) { + if (break_state == -1) data = mos7840_port->shadowLCR | LCR_SET_BREAK; - } else { + else data = mos7840_port->shadowLCR & ~LCR_SET_BREAK; - } mos7840_port->shadowLCR = data; dbg("mcs7840_break mos7840_port->shadowLCR is %x\n", @@ -1383,8 +1379,9 @@ static void mos7840_break(struct usb_serial_port *port, int break_state) * Otherwise we return a negative error number. *****************************************************************************/ -static int mos7840_write_room(struct usb_serial_port *port) +static int mos7840_write_room(struct tty_struct *tty) { + struct usb_serial_port *port = tty->driver_data; int i; int room = 0; unsigned long flags; @@ -1426,7 +1423,7 @@ static int mos7840_write_room(struct usb_serial_port *port) * return a negative error number. *****************************************************************************/ -static int mos7840_write(struct usb_serial_port *port, +static int mos7840_write(struct tty_struct *tty, struct usb_serial_port *port, const unsigned char *data, int count) { int status; @@ -1555,8 +1552,7 @@ static int mos7840_write(struct usb_serial_port *port, mos7840_port->icount.tx += transfer_size; smp_wmb(); dbg("mos7840_port->icount.tx is %d:\n", mos7840_port->icount.tx); - exit: - +exit: return bytes_sent; } @@ -1567,10 +1563,10 @@ static int mos7840_write(struct usb_serial_port *port, * being read from the port. *****************************************************************************/ -static void mos7840_throttle(struct usb_serial_port *port) +static void mos7840_throttle(struct tty_struct *tty) { + struct usb_serial_port *port = tty->driver_data; struct moschip_port *mos7840_port; - struct tty_struct *tty; int status; if (mos7840_port_paranoia_check(port, __func__)) { @@ -1592,32 +1588,21 @@ static void mos7840_throttle(struct usb_serial_port *port) dbg("%s", "Entering .......... \n"); - tty = port->tty; - if (!tty) { - dbg("%s - no tty available", __func__); - return; - } - /* if we are implementing XON/XOFF, send the stop character */ if (I_IXOFF(tty)) { unsigned char stop_char = STOP_CHAR(tty); - status = mos7840_write(port, &stop_char, 1); - if (status <= 0) { + status = mos7840_write(tty, port, &stop_char, 1); + if (status <= 0) return; - } } - /* if we are implementing RTS/CTS, toggle that line */ if (tty->termios->c_cflag & CRTSCTS) { mos7840_port->shadowMCR &= ~MCR_RTS; status = 0; - status = - mos7840_set_uart_reg(port, MODEM_CONTROL_REGISTER, + status = mos7840_set_uart_reg(port, MODEM_CONTROL_REGISTER, mos7840_port->shadowMCR); - - if (status < 0) { + if (status < 0) return; - } } return; @@ -1628,9 +1613,9 @@ static void mos7840_throttle(struct usb_serial_port *port) * this function is called by the tty driver when it wants to resume the data * being read from the port (called after SerialThrottle is called) *****************************************************************************/ -static void mos7840_unthrottle(struct usb_serial_port *port) +static void mos7840_unthrottle(struct tty_struct *tty) { - struct tty_struct *tty; + struct usb_serial_port *port = tty->driver_data; int status; struct moschip_port *mos7840_port = mos7840_get_port_private(port); @@ -1649,38 +1634,28 @@ static void mos7840_unthrottle(struct usb_serial_port *port) dbg("%s", "Entering .......... \n"); - tty = port->tty; - if (!tty) { - dbg("%s - no tty available", __func__); - return; - } - /* if we are implementing XON/XOFF, send the start character */ if (I_IXOFF(tty)) { unsigned char start_char = START_CHAR(tty); - status = mos7840_write(port, &start_char, 1); - if (status <= 0) { + status = mos7840_write(tty, port, &start_char, 1); + if (status <= 0) return; - } } /* if we are implementing RTS/CTS, toggle that line */ if (tty->termios->c_cflag & CRTSCTS) { mos7840_port->shadowMCR |= MCR_RTS; status = 0; - status = - mos7840_set_uart_reg(port, MODEM_CONTROL_REGISTER, + status = mos7840_set_uart_reg(port, MODEM_CONTROL_REGISTER, mos7840_port->shadowMCR); - if (status < 0) { + if (status < 0) return; - } } - - return; } -static int mos7840_tiocmget(struct usb_serial_port *port, struct file *file) +static int mos7840_tiocmget(struct tty_struct *tty, struct file *file) { + struct usb_serial_port *port = tty->driver_data; struct moschip_port *mos7840_port; unsigned int result; __u16 msr; @@ -1708,9 +1683,10 @@ static int mos7840_tiocmget(struct usb_serial_port *port, struct file *file) return result; } -static int mos7840_tiocmset(struct usb_serial_port *port, struct file *file, +static int mos7840_tiocmset(struct tty_struct *tty, struct file *file, unsigned int set, unsigned int clear) { + struct usb_serial_port *port = tty->driver_data; struct moschip_port *mos7840_port; unsigned int mcr; int status; @@ -1949,10 +1925,9 @@ static int mos7840_send_cmd_write_baud_rate(struct moschip_port *mos7840_port, * the specified new settings. *****************************************************************************/ -static void mos7840_change_port_settings(struct moschip_port *mos7840_port, - struct ktermios *old_termios) +static void mos7840_change_port_settings(struct tty_struct *tty, + struct moschip_port *mos7840_port, struct ktermios *old_termios) { - struct tty_struct *tty; int baud; unsigned cflag; unsigned iflag; @@ -1988,8 +1963,6 @@ static void mos7840_change_port_settings(struct moschip_port *mos7840_port, return; } - tty = mos7840_port->port->tty; - dbg("%s", "Entering .......... \n"); lData = LCR_BITS_8; @@ -2131,14 +2104,14 @@ static void mos7840_change_port_settings(struct moschip_port *mos7840_port, * the termios structure *****************************************************************************/ -static void mos7840_set_termios(struct usb_serial_port *port, +static void mos7840_set_termios(struct tty_struct *tty, + struct usb_serial_port *port, struct ktermios *old_termios) { int status; unsigned int cflag; struct usb_serial *serial; struct moschip_port *mos7840_port; - struct tty_struct *tty; dbg("mos7840_set_termios: START\n"); if (mos7840_port_paranoia_check(port, __func__)) { dbg("%s", "Invalid port \n"); @@ -2157,8 +2130,6 @@ static void mos7840_set_termios(struct usb_serial_port *port, if (mos7840_port == NULL) return; - tty = port->tty; - if (!mos7840_port->open) { dbg("%s - port not opened", __func__); return; @@ -2176,7 +2147,7 @@ static void mos7840_set_termios(struct usb_serial_port *port, /* change the port settings to the new ones specified */ - mos7840_change_port_settings(mos7840_port, old_termios); + mos7840_change_port_settings(tty, mos7840_port, old_termios); if (!mos7840_port->read_urb) { dbg("%s", "URB KILLED !!!!!\n"); @@ -2205,13 +2176,13 @@ static void mos7840_set_termios(struct usb_serial_port *port, * allows an RS485 driver to be written in user space. *****************************************************************************/ -static int mos7840_get_lsr_info(struct moschip_port *mos7840_port, +static int mos7840_get_lsr_info(struct tty_struct *tty, unsigned int __user *value) { int count; unsigned int result = 0; - count = mos7840_chars_in_buffer(mos7840_port->port); + count = mos7840_chars_in_buffer(tty); if (count == 0) { dbg("%s -- Empty", __func__); result = TIOCSER_TEMT; @@ -2227,6 +2198,8 @@ static int mos7840_get_lsr_info(struct moschip_port *mos7840_port, * function to set modem info *****************************************************************************/ +/* FIXME: Should be using the model control hooks */ + static int mos7840_set_modem_info(struct moschip_port *mos7840_port, unsigned int cmd, unsigned int __user *value) { @@ -2304,9 +2277,8 @@ static int mos7840_get_modem_info(struct moschip_port *mos7840_port, __u16 msr; unsigned int mcr = mos7840_port->shadowMCR; int status = 0; - status = - mos7840_get_uart_reg(mos7840_port->port, MODEM_STATUS_REGISTER, - &msr); + status = mos7840_get_uart_reg(mos7840_port->port, + MODEM_STATUS_REGISTER, &msr); result = ((mcr & MCR_DTR) ? TIOCM_DTR : 0) /* 0x002 */ |((mcr & MCR_RTS) ? TIOCM_RTS : 0) /* 0x004 */ |((msr & MOS7840_MSR_CTS) ? TIOCM_CTS : 0) /* 0x020 */ @@ -2359,12 +2331,12 @@ static int mos7840_get_serial_info(struct moschip_port *mos7840_port, * this function handles any ioctl calls to the driver *****************************************************************************/ -static int mos7840_ioctl(struct usb_serial_port *port, struct file *file, +static int mos7840_ioctl(struct tty_struct *tty, struct file *file, unsigned int cmd, unsigned long arg) { + struct usb_serial_port *port = tty->driver_data; void __user *argp = (void __user *)arg; struct moschip_port *mos7840_port; - struct tty_struct *tty; struct async_icount cnow; struct async_icount cprev; @@ -2381,8 +2353,6 @@ static int mos7840_ioctl(struct usb_serial_port *port, struct file *file, if (mos7840_port == NULL) return -1; - tty = mos7840_port->port->tty; - dbg("%s - port %d, cmd = 0x%x", __func__, port->number, cmd); switch (cmd) { @@ -2390,9 +2360,10 @@ static int mos7840_ioctl(struct usb_serial_port *port, struct file *file, case TIOCSERGETLSR: dbg("%s (%d) TIOCSERGETLSR", __func__, port->number); - return mos7840_get_lsr_info(mos7840_port, argp); + return mos7840_get_lsr_info(tty, argp); return 0; + /* FIXME: use the modem hooks and remove this */ case TIOCMBIS: case TIOCMBIC: case TIOCMSET: @@ -2463,13 +2434,9 @@ static int mos7840_ioctl(struct usb_serial_port *port, struct file *file, if (copy_to_user(argp, &icount, sizeof(icount))) return -EFAULT; return 0; - - case TIOCEXBAUD: - return 0; default: break; } - return -ENOIOCTLCMD; } diff --git a/drivers/usb/serial/navman.c b/drivers/usb/serial/navman.c index 43c8894..d673653 100644 --- a/drivers/usb/serial/navman.c +++ b/drivers/usb/serial/navman.c @@ -64,7 +64,7 @@ static void navman_read_int_callback(struct urb *urb) usb_serial_debug_data(debug, &port->dev, __func__, urb->actual_length, data); - tty = port->tty; + tty = port->port.tty; if (tty && urb->actual_length) { tty_buffer_request_room(tty, urb->actual_length); tty_insert_flip_string(tty, data, urb->actual_length); @@ -79,7 +79,8 @@ exit: __func__, result); } -static int navman_open(struct usb_serial_port *port, struct file *filp) +static int navman_open(struct tty_struct *tty, + struct usb_serial_port *port, struct file *filp) { int result = 0; @@ -96,14 +97,15 @@ static int navman_open(struct usb_serial_port *port, struct file *filp) return result; } -static void navman_close(struct usb_serial_port *port, struct file *filp) +static void navman_close(struct tty_struct *tty, + struct usb_serial_port *port, struct file *filp) { dbg("%s - port %d", __func__, port->number); usb_kill_urb(port->interrupt_in_urb); } -static int navman_write(struct usb_serial_port *port, +static int navman_write(struct tty_struct *tty, struct usb_serial_port *port, const unsigned char *buf, int count) { dbg("%s - port %d", __func__, port->number); diff --git a/drivers/usb/serial/omninet.c b/drivers/usb/serial/omninet.c index 7b7422f..5a2d045 100644 --- a/drivers/usb/serial/omninet.c +++ b/drivers/usb/serial/omninet.c @@ -61,12 +61,12 @@ static int debug; #define BT_IGNITIONPRO_ID 0x2000 /* This one seems to be a re-branded ZyXEL device */ /* function prototypes */ -static int omninet_open (struct usb_serial_port *port, struct file *filp); -static void omninet_close (struct usb_serial_port *port, struct file *filp); +static int omninet_open (struct tty_struct *tty, struct usb_serial_port *port, struct file *filp); +static void omninet_close (struct tty_struct *tty, struct usb_serial_port *port, struct file *filp); static void omninet_read_bulk_callback (struct urb *urb); static void omninet_write_bulk_callback (struct urb *urb); -static int omninet_write (struct usb_serial_port *port, const unsigned char *buf, int count); -static int omninet_write_room (struct usb_serial_port *port); +static int omninet_write (struct tty_struct *tty, struct usb_serial_port *port, const unsigned char *buf, int count); +static int omninet_write_room (struct tty_struct *tty); static void omninet_shutdown (struct usb_serial *serial); static int omninet_attach (struct usb_serial *serial); @@ -157,7 +157,8 @@ static int omninet_attach (struct usb_serial *serial) return 0; } -static int omninet_open (struct usb_serial_port *port, struct file *filp) +static int omninet_open(struct tty_struct *tty, + struct usb_serial_port *port, struct file *filp) { struct usb_serial *serial = port->serial; struct usb_serial_port *wport; @@ -166,7 +167,7 @@ static int omninet_open (struct usb_serial_port *port, struct file *filp) dbg("%s - port %d", __func__, port->number); wport = serial->port[1]; - wport->tty = port->tty; + wport->port.tty = tty; /* FIXME */ /* Start reading from the device */ usb_fill_bulk_urb(port->read_urb, serial->dev, @@ -181,7 +182,8 @@ static int omninet_open (struct usb_serial_port *port, struct file *filp) return result; } -static void omninet_close (struct usb_serial_port *port, struct file * filp) +static void omninet_close(struct tty_struct *tty, + struct usb_serial_port *port, struct file * filp) { dbg("%s - port %d", __func__, port->number); usb_kill_urb(port->read_urb); @@ -221,9 +223,9 @@ static void omninet_read_bulk_callback (struct urb *urb) if (urb->actual_length && header->oh_len) { for (i = 0; i < header->oh_len; i++) { - tty_insert_flip_char(port->tty, data[OMNINET_DATAOFFSET + i], 0); + tty_insert_flip_char(port->port.tty, data[OMNINET_DATAOFFSET + i], 0); } - tty_flip_buffer_push(port->tty); + tty_flip_buffer_push(port->port.tty); } /* Continue trying to always read */ @@ -238,7 +240,8 @@ static void omninet_read_bulk_callback (struct urb *urb) return; } -static int omninet_write (struct usb_serial_port *port, const unsigned char *buf, int count) +static int omninet_write(struct tty_struct *tty, struct usb_serial_port *port, + const unsigned char *buf, int count) { struct usb_serial *serial = port->serial; struct usb_serial_port *wport = serial->port[1]; @@ -290,8 +293,9 @@ static int omninet_write (struct usb_serial_port *port, const unsigned char *buf } -static int omninet_write_room (struct usb_serial_port *port) +static int omninet_write_room (struct tty_struct *tty) { + struct usb_serial_port *port = tty->driver_data; struct usb_serial *serial = port->serial; struct usb_serial_port *wport = serial->port[1]; diff --git a/drivers/usb/serial/option.c b/drivers/usb/serial/option.c index 1e936a1..4350990 100644 --- a/drivers/usb/serial/option.c +++ b/drivers/usb/serial/option.c @@ -43,29 +43,23 @@ #include <linux/usb/serial.h> /* Function prototypes */ -static int option_open(struct usb_serial_port *port, struct file *filp); -static void option_close(struct usb_serial_port *port, struct file *filp); +static int option_open(struct tty_struct *tty, struct usb_serial_port *port, struct file *filp); +static void option_close(struct tty_struct *tty, struct usb_serial_port *port, struct file *filp); static int option_startup(struct usb_serial *serial); static void option_shutdown(struct usb_serial *serial); -static void option_rx_throttle(struct usb_serial_port *port); -static void option_rx_unthrottle(struct usb_serial_port *port); -static int option_write_room(struct usb_serial_port *port); +static int option_write_room(struct tty_struct *tty); static void option_instat_callback(struct urb *urb); -static int option_write(struct usb_serial_port *port, +static int option_write(struct tty_struct *tty, struct usb_serial_port *port, const unsigned char *buf, int count); - -static int option_chars_in_buffer(struct usb_serial_port *port); -static int option_ioctl(struct usb_serial_port *port, struct file *file, - unsigned int cmd, unsigned long arg); -static void option_set_termios(struct usb_serial_port *port, - struct ktermios *old); -static void option_break_ctl(struct usb_serial_port *port, int break_state); -static int option_tiocmget(struct usb_serial_port *port, struct file *file); -static int option_tiocmset(struct usb_serial_port *port, struct file *file, +static int option_chars_in_buffer(struct tty_struct *tty); +static void option_set_termios(struct tty_struct *tty, + struct usb_serial_port *port, struct ktermios *old); +static int option_tiocmget(struct tty_struct *tty, struct file *file); +static int option_tiocmset(struct tty_struct *tty, struct file *file, unsigned int set, unsigned int clear); -static int option_send_setup(struct usb_serial_port *port); +static int option_send_setup(struct tty_struct *tty, struct usb_serial_port *port); /* Vendor and product IDs */ #define OPTION_VENDOR_ID 0x0AF0 @@ -342,11 +336,7 @@ static struct usb_serial_driver option_1port_device = { .write = option_write, .write_room = option_write_room, .chars_in_buffer = option_chars_in_buffer, - .throttle = option_rx_throttle, - .unthrottle = option_rx_unthrottle, - .ioctl = option_ioctl, .set_termios = option_set_termios, - .break_ctl = option_break_ctl, .tiocmget = option_tiocmget, .tiocmset = option_tiocmset, .attach = option_startup, @@ -417,33 +407,18 @@ static void __exit option_exit(void) module_init(option_init); module_exit(option_exit); -static void option_rx_throttle(struct usb_serial_port *port) -{ - dbg("%s", __func__); -} - -static void option_rx_unthrottle(struct usb_serial_port *port) -{ - dbg("%s", __func__); -} - -static void option_break_ctl(struct usb_serial_port *port, int break_state) -{ - /* Unfortunately, I don't know how to send a break */ - dbg("%s", __func__); -} - -static void option_set_termios(struct usb_serial_port *port, - struct ktermios *old_termios) +static void option_set_termios(struct tty_struct *tty, + struct usb_serial_port *port, struct ktermios *old_termios) { dbg("%s", __func__); /* Doesn't support option setting */ - tty_termios_copy_hw(port->tty->termios, old_termios); - option_send_setup(port); + tty_termios_copy_hw(tty->termios, old_termios); + option_send_setup(tty, port); } -static int option_tiocmget(struct usb_serial_port *port, struct file *file) +static int option_tiocmget(struct tty_struct *tty, struct file *file) { + struct usb_serial_port *port = tty->driver_data; unsigned int value; struct option_port_private *portdata; @@ -459,9 +434,10 @@ static int option_tiocmget(struct usb_serial_port *port, struct file *file) return value; } -static int option_tiocmset(struct usb_serial_port *port, struct file *file, +static int option_tiocmset(struct tty_struct *tty, struct file *file, unsigned int set, unsigned int clear) { + struct usb_serial_port *port = tty->driver_data; struct option_port_private *portdata; portdata = usb_get_serial_port_data(port); @@ -476,17 +452,11 @@ static int option_tiocmset(struct usb_serial_port *port, struct file *file, portdata->rts_state = 0; if (clear & TIOCM_DTR) portdata->dtr_state = 0; - return option_send_setup(port); -} - -static int option_ioctl(struct usb_serial_port *port, struct file *file, - unsigned int cmd, unsigned long arg) -{ - return -ENOIOCTLCMD; + return option_send_setup(tty, port); } /* Write */ -static int option_write(struct usb_serial_port *port, +static int option_write(struct tty_struct *tty, struct usb_serial_port *port, const unsigned char *buf, int count) { struct option_port_private *portdata; @@ -562,7 +532,7 @@ static void option_indat_callback(struct urb *urb) dbg("%s: nonzero status: %d on endpoint %02x.", __func__, status, endpoint); } else { - tty = port->tty; + tty = port->port.tty; if (urb->actual_length) { tty_buffer_request_room(tty, urb->actual_length); tty_insert_flip_string(tty, data, urb->actual_length); @@ -572,7 +542,7 @@ static void option_indat_callback(struct urb *urb) } /* Resubmit urb so we continue receiving */ - if (port->open_count && status != -ESHUTDOWN) { + if (port->port.count && status != -ESHUTDOWN) { err = usb_submit_urb(urb, GFP_ATOMIC); if (err) printk(KERN_ERR "%s: resubmit read urb failed. " @@ -638,9 +608,9 @@ static void option_instat_callback(struct urb *urb) portdata->dsr_state = ((signals & 0x02) ? 1 : 0); portdata->ri_state = ((signals & 0x08) ? 1 : 0); - if (port->tty && !C_CLOCAL(port->tty) && + if (port->port.tty && !C_CLOCAL(port->port.tty) && old_dcd_state && !portdata->dcd_state) - tty_hangup(port->tty); + tty_hangup(port->port.tty); } else { dbg("%s: type %x req %x", __func__, req_pkt->bRequestType,req_pkt->bRequest); @@ -658,8 +628,9 @@ static void option_instat_callback(struct urb *urb) } } -static int option_write_room(struct usb_serial_port *port) +static int option_write_room(struct tty_struct *tty) { + struct usb_serial_port *port = tty->driver_data; struct option_port_private *portdata; int i; int data_len = 0; @@ -678,8 +649,9 @@ static int option_write_room(struct usb_serial_port *port) return data_len; } -static int option_chars_in_buffer(struct usb_serial_port *port) +static int option_chars_in_buffer(struct tty_struct *tty) { + struct usb_serial_port *port = tty->driver_data; struct option_port_private *portdata; int i; int data_len = 0; @@ -698,7 +670,8 @@ static int option_chars_in_buffer(struct usb_serial_port *port) return data_len; } -static int option_open(struct usb_serial_port *port, struct file *filp) +static int option_open(struct tty_struct *tty, + struct usb_serial_port *port, struct file *filp) { struct option_port_private *portdata; struct usb_serial *serial = port->serial; @@ -748,14 +721,16 @@ static int option_open(struct usb_serial_port *port, struct file *filp) usb_pipeout(urb->pipe), 0); */ } - port->tty->low_latency = 1; + if (tty) + tty->low_latency = 1; - option_send_setup(port); + option_send_setup(tty, port); return (0); } -static void option_close(struct usb_serial_port *port, struct file *filp) +static void option_close(struct tty_struct *tty, + struct usb_serial_port *port, struct file *filp) { int i; struct usb_serial *serial = port->serial; @@ -770,7 +745,7 @@ static void option_close(struct usb_serial_port *port, struct file *filp) if (serial->dev) { mutex_lock(&serial->disc_mutex); if (!serial->disconnected) - option_send_setup(port); + option_send_setup(tty, port); mutex_unlock(&serial->disc_mutex); /* Stop reading/writing urbs */ @@ -779,7 +754,7 @@ static void option_close(struct usb_serial_port *port, struct file *filp) for (i = 0; i < N_OUT_URB; i++) usb_kill_urb(portdata->out_urbs[i]); } - port->tty = NULL; + port->port.tty = NULL; /* FIXME */ } /* Helper functions used by option_setup_urbs */ @@ -841,7 +816,8 @@ static void option_setup_urbs(struct usb_serial *serial) * This is exactly the same as SET_CONTROL_LINE_STATE from the PSTN * CDC. */ -static int option_send_setup(struct usb_serial_port *port) +static int option_send_setup(struct tty_struct *tty, + struct usb_serial_port *port) { struct usb_serial *serial = port->serial; struct option_port_private *portdata; @@ -850,7 +826,7 @@ static int option_send_setup(struct usb_serial_port *port) portdata = usb_get_serial_port_data(port); - if (port->tty) { + if (tty) { int val = 0; if (portdata->dtr_state) val |= 0x01; @@ -861,7 +837,6 @@ static int option_send_setup(struct usb_serial_port *port) usb_rcvctrlpipe(serial->dev, 0), 0x22,0x21,val,ifNum,NULL,0,USB_CTRL_SET_TIMEOUT); } - return 0; } diff --git a/drivers/usb/serial/oti6858.c b/drivers/usb/serial/oti6858.c index a9625c1..069d276 100644 --- a/drivers/usb/serial/oti6858.c +++ b/drivers/usb/serial/oti6858.c @@ -140,22 +140,23 @@ struct oti6858_control_pkt { && ((a)->frame_fmt == (priv)->pending_setup.frame_fmt) ) /* function prototypes */ -static int oti6858_open(struct usb_serial_port *port, struct file *filp); -static void oti6858_close(struct usb_serial_port *port, struct file *filp); -static void oti6858_set_termios(struct usb_serial_port *port, - struct ktermios *old); -static int oti6858_ioctl(struct usb_serial_port *port, struct file *file, +static int oti6858_open(struct tty_struct *tty, + struct usb_serial_port *port, struct file *filp); +static void oti6858_close(struct tty_struct *tty, + struct usb_serial_port *port, struct file *filp); +static void oti6858_set_termios(struct tty_struct *tty, + struct usb_serial_port *port, struct ktermios *old); +static int oti6858_ioctl(struct tty_struct *tty, struct file *file, unsigned int cmd, unsigned long arg); static void oti6858_read_int_callback(struct urb *urb); static void oti6858_read_bulk_callback(struct urb *urb); static void oti6858_write_bulk_callback(struct urb *urb); -static int oti6858_write(struct usb_serial_port *port, +static int oti6858_write(struct tty_struct *tty, struct usb_serial_port *port, const unsigned char *buf, int count); -static int oti6858_write_room(struct usb_serial_port *port); -static void oti6858_break_ctl(struct usb_serial_port *port, int break_state); -static int oti6858_chars_in_buffer(struct usb_serial_port *port); -static int oti6858_tiocmget(struct usb_serial_port *port, struct file *file); -static int oti6858_tiocmset(struct usb_serial_port *port, struct file *file, +static int oti6858_write_room(struct tty_struct *tty); +static int oti6858_chars_in_buffer(struct tty_struct *tty); +static int oti6858_tiocmget(struct tty_struct *tty, struct file *file); +static int oti6858_tiocmset(struct tty_struct *tty, struct file *file, unsigned int set, unsigned int clear); static int oti6858_startup(struct usb_serial *serial); static void oti6858_shutdown(struct usb_serial *serial); @@ -184,7 +185,6 @@ static struct usb_serial_driver oti6858_device = { .close = oti6858_close, .write = oti6858_write, .ioctl = oti6858_ioctl, - .break_ctl = oti6858_break_ctl, .set_termios = oti6858_set_termios, .tiocmget = oti6858_tiocmget, .tiocmset = oti6858_tiocmset, @@ -395,7 +395,7 @@ static int oti6858_startup(struct usb_serial *serial) return -ENOMEM; } -static int oti6858_write(struct usb_serial_port *port, +static int oti6858_write(struct tty_struct *tty, struct usb_serial_port *port, const unsigned char *buf, int count) { struct oti6858_private *priv = usb_get_serial_port_data(port); @@ -413,8 +413,9 @@ static int oti6858_write(struct usb_serial_port *port, return count; } -static int oti6858_write_room(struct usb_serial_port *port) +static int oti6858_write_room(struct tty_struct *tty) { + struct usb_serial_port *port = tty->driver_data; struct oti6858_private *priv = usb_get_serial_port_data(port); int room = 0; unsigned long flags; @@ -428,8 +429,9 @@ static int oti6858_write_room(struct usb_serial_port *port) return room; } -static int oti6858_chars_in_buffer(struct usb_serial_port *port) +static int oti6858_chars_in_buffer(struct tty_struct *tty) { + struct usb_serial_port *port = tty->driver_data; struct oti6858_private *priv = usb_get_serial_port_data(port); int chars = 0; unsigned long flags; @@ -443,8 +445,8 @@ static int oti6858_chars_in_buffer(struct usb_serial_port *port) return chars; } -static void oti6858_set_termios(struct usb_serial_port *port, - struct ktermios *old_termios) +static void oti6858_set_termios(struct tty_struct *tty, + struct usb_serial_port *port, struct ktermios *old_termios) { struct oti6858_private *priv = usb_get_serial_port_data(port); unsigned long flags; @@ -455,22 +457,22 @@ static void oti6858_set_termios(struct usb_serial_port *port, dbg("%s(port = %d)", __func__, port->number); - if (!port->tty || !port->tty->termios) { + if (!tty) { dbg("%s(): no tty structures", __func__); return; } spin_lock_irqsave(&priv->lock, flags); if (!priv->flags.termios_initialized) { - *(port->tty->termios) = tty_std_termios; - port->tty->termios->c_cflag = B38400 | CS8 | CREAD | HUPCL | CLOCAL; + *(tty->termios) = tty_std_termios; + tty->termios->c_cflag = B38400 | CS8 | CREAD | HUPCL | CLOCAL; + tty->termios->c_ispeed = 38400; + tty->termios->c_ospeed = 38400; priv->flags.termios_initialized = 1; - port->tty->termios->c_ispeed = 38400; - port->tty->termios->c_ospeed = 38400; } spin_unlock_irqrestore(&priv->lock, flags); - cflag = port->tty->termios->c_cflag; + cflag = tty->termios->c_cflag; spin_lock_irqsave(&priv->lock, flags); divisor = priv->pending_setup.divisor; @@ -500,7 +502,7 @@ static void oti6858_set_termios(struct usb_serial_port *port, * guarantee that any other baud rate will work (especially * the higher ones) */ - br = tty_get_baud_rate(port->tty); + br = tty_get_baud_rate(tty); if (br == 0) { divisor = 0; } else { @@ -511,7 +513,7 @@ static void oti6858_set_termios(struct usb_serial_port *port, new_divisor = (96000000 + 8 * br) / (16 * br); real_br = 96000000 / (16 * new_divisor); divisor = cpu_to_le16(new_divisor); - tty_encode_baud_rate(port->tty, real_br, real_br); + tty_encode_baud_rate(tty, real_br, real_br); } frame_fmt &= ~FMT_STOP_BITS_MASK; @@ -564,7 +566,8 @@ static void oti6858_set_termios(struct usb_serial_port *port, spin_unlock_irqrestore(&priv->lock, flags); } -static int oti6858_open(struct usb_serial_port *port, struct file *filp) +static int oti6858_open(struct tty_struct *tty, + struct usb_serial_port *port, struct file *filp) { struct oti6858_private *priv = usb_get_serial_port_data(port); struct ktermios tmp_termios; @@ -578,7 +581,7 @@ static int oti6858_open(struct usb_serial_port *port, struct file *filp) usb_clear_halt(serial->dev, port->write_urb->pipe); usb_clear_halt(serial->dev, port->read_urb->pipe); - if (port->open_count != 1) + if (port->port.count != 1) return 0; if ((buf = kmalloc(OTI6858_CTRL_PKT_SIZE, GFP_KERNEL)) == NULL) { @@ -617,18 +620,19 @@ static int oti6858_open(struct usb_serial_port *port, struct file *filp) if (result != 0) { dev_err(&port->dev, "%s(): usb_submit_urb() failed" " with error %d\n", __func__, result); - oti6858_close(port, NULL); + oti6858_close(tty, port, NULL); return -EPROTO; } /* setup termios */ - if (port->tty) - oti6858_set_termios(port, &tmp_termios); + if (tty) + oti6858_set_termios(tty, port, &tmp_termios); return 0; } -static void oti6858_close(struct usb_serial_port *port, struct file *filp) +static void oti6858_close(struct tty_struct *tty, + struct usb_serial_port *port, struct file *filp) { struct oti6858_private *priv = usb_get_serial_port_data(port); unsigned long flags; @@ -641,7 +645,7 @@ static void oti6858_close(struct usb_serial_port *port, struct file *filp) spin_lock_irqsave(&priv->lock, flags); timeout = 30 * HZ; /* PL2303_CLOSING_WAIT */ init_waitqueue_entry(&wait, current); - add_wait_queue(&port->tty->write_wait, &wait); + add_wait_queue(&tty->write_wait, &wait); dbg("%s(): entering wait loop", __func__); for (;;) { set_current_state(TASK_INTERRUPTIBLE); @@ -654,7 +658,7 @@ static void oti6858_close(struct usb_serial_port *port, struct file *filp) spin_lock_irqsave(&priv->lock, flags); } set_current_state(TASK_RUNNING); - remove_wait_queue(&port->tty->write_wait, &wait); + remove_wait_queue(&tty->write_wait, &wait); dbg("%s(): after wait loop", __func__); /* clear out any remaining data in the buffer */ @@ -669,7 +673,7 @@ static void oti6858_close(struct usb_serial_port *port, struct file *filp) /* data is in the buffer to compute a delay */ /* that is not unnecessarily long) */ /* FIXME - bps = tty_get_baud_rate(port->tty); + bps = tty_get_baud_rate(tty); if (bps > 1200) timeout = max((HZ*2560)/bps,HZ/10); else @@ -690,7 +694,7 @@ static void oti6858_close(struct usb_serial_port *port, struct file *filp) usb_kill_urb(port->interrupt_in_urb); /* - if (port->tty && (port->tty->termios->c_cflag) & HUPCL) { + if (tty && (tty->termios->c_cflag) & HUPCL) { // drop DTR and RTS spin_lock_irqsave(&priv->lock, flags); priv->pending_setup.control &= ~CONTROL_MASK; @@ -699,9 +703,10 @@ static void oti6858_close(struct usb_serial_port *port, struct file *filp) */ } -static int oti6858_tiocmset(struct usb_serial_port *port, struct file *file, +static int oti6858_tiocmset(struct tty_struct *tty, struct file *file, unsigned int set, unsigned int clear) { + struct usb_serial_port *port = tty->driver_data; struct oti6858_private *priv = usb_get_serial_port_data(port); unsigned long flags; u8 control; @@ -732,8 +737,9 @@ static int oti6858_tiocmset(struct usb_serial_port *port, struct file *file, return 0; } -static int oti6858_tiocmget(struct usb_serial_port *port, struct file *file) +static int oti6858_tiocmget(struct tty_struct *tty, struct file *file) { + struct usb_serial_port *port = tty->driver_data; struct oti6858_private *priv = usb_get_serial_port_data(port); unsigned long flags; unsigned pin_state; @@ -802,26 +808,15 @@ static int wait_modem_info(struct usb_serial_port *port, unsigned int arg) return 0; } -static int oti6858_ioctl(struct usb_serial_port *port, struct file *file, +static int oti6858_ioctl(struct tty_struct *tty, struct file *file, unsigned int cmd, unsigned long arg) { - void __user *user_arg = (void __user *) arg; - unsigned int x; + struct usb_serial_port *port = tty->driver_data; dbg("%s(port = %d, cmd = 0x%04x, arg = 0x%08lx)", __func__, port->number, cmd, arg); switch (cmd) { - case TIOCMBIS: - if (copy_from_user(&x, user_arg, sizeof(x))) - return -EFAULT; - return oti6858_tiocmset(port, NULL, x, 0); - - case TIOCMBIC: - if (copy_from_user(&x, user_arg, sizeof(x))) - return -EFAULT; - return oti6858_tiocmset(port, NULL, 0, x); - case TIOCMIWAIT: dbg("%s(): TIOCMIWAIT", __func__); return wait_modem_info(port, arg); @@ -834,24 +829,6 @@ static int oti6858_ioctl(struct usb_serial_port *port, struct file *file, return -ENOIOCTLCMD; } -static void oti6858_break_ctl(struct usb_serial_port *port, int break_state) -{ - int state; - - dbg("%s(port = %d)", __func__, port->number); - - state = (break_state == 0) ? 0 : 1; - dbg("%s(): turning break %s", __func__, state ? "on" : "off"); - - /* FIXME */ -/* - result = usb_control_msg (serial->dev, usb_sndctrlpipe (serial->dev, 0), - BREAK_REQUEST, BREAK_REQUEST_TYPE, state, - 0, NULL, 0, 100); - if (result != 0) - dbg("%s(): error sending break", __func__); - */ -} static void oti6858_shutdown(struct usb_serial *serial) { @@ -1002,7 +979,7 @@ static void oti6858_read_bulk_callback(struct urb *urb) spin_unlock_irqrestore(&priv->lock, flags); if (status != 0) { - if (!port->open_count) { + if (!port->port.count) { dbg("%s(): port is closed, exiting", __func__); return; } @@ -1020,14 +997,14 @@ static void oti6858_read_bulk_callback(struct urb *urb) return; } - tty = port->tty; + tty = port->port.tty; if (tty != NULL && urb->actual_length > 0) { tty_insert_flip_string(tty, data, urb->actual_length); tty_flip_buffer_push(tty); } // schedule the interrupt urb if we are still open */ - if (port->open_count != 0) { + if (port->port.count != 0) { port->interrupt_in_urb->dev = port->serial->dev; result = usb_submit_urb(port->interrupt_in_urb, GFP_ATOMIC); if (result != 0) { diff --git a/drivers/usb/serial/pl2303.c b/drivers/usb/serial/pl2303.c index 2a0dd1b..a001672 100644 --- a/drivers/usb/serial/pl2303.c +++ b/drivers/usb/serial/pl2303.c @@ -458,8 +458,8 @@ static void pl2303_send(struct usb_serial_port *port) usb_serial_port_softint(port); } -static int pl2303_write(struct usb_serial_port *port, const unsigned char *buf, - int count) +static int pl2303_write(struct tty_struct *tty, struct usb_serial_port *port, + const unsigned char *buf, int count) { struct pl2303_private *priv = usb_get_serial_port_data(port); unsigned long flags; @@ -478,8 +478,9 @@ static int pl2303_write(struct usb_serial_port *port, const unsigned char *buf, return count; } -static int pl2303_write_room(struct usb_serial_port *port) +static int pl2303_write_room(struct tty_struct *tty) { + struct usb_serial_port *port = tty->driver_data; struct pl2303_private *priv = usb_get_serial_port_data(port); int room = 0; unsigned long flags; @@ -494,8 +495,9 @@ static int pl2303_write_room(struct usb_serial_port *port) return room; } -static int pl2303_chars_in_buffer(struct usb_serial_port *port) +static int pl2303_chars_in_buffer(struct tty_struct *tty) { + struct usb_serial_port *port = tty->driver_data; struct pl2303_private *priv = usb_get_serial_port_data(port); int chars = 0; unsigned long flags; @@ -510,8 +512,8 @@ static int pl2303_chars_in_buffer(struct usb_serial_port *port) return chars; } -static void pl2303_set_termios(struct usb_serial_port *port, - struct ktermios *old_termios) +static void pl2303_set_termios(struct tty_struct *tty, + struct usb_serial_port *port, struct ktermios *old_termios) { struct usb_serial *serial = port->serial; struct pl2303_private *priv = usb_get_serial_port_data(port); @@ -526,11 +528,10 @@ static void pl2303_set_termios(struct usb_serial_port *port, spin_lock_irqsave(&priv->lock, flags); if (!priv->termios_initialized) { - *(port->tty->termios) = tty_std_termios; - port->tty->termios->c_cflag = B9600 | CS8 | CREAD | - HUPCL | CLOCAL; - port->tty->termios->c_ispeed = 9600; - port->tty->termios->c_ospeed = 9600; + *(tty->termios) = tty_std_termios; + tty->termios->c_cflag = B9600 | CS8 | CREAD | HUPCL | CLOCAL; + tty->termios->c_ispeed = 9600; + tty->termios->c_ospeed = 9600; priv->termios_initialized = 1; } spin_unlock_irqrestore(&priv->lock, flags); @@ -539,16 +540,16 @@ static void pl2303_set_termios(struct usb_serial_port *port, serial settings even to the same values as before. Thus we actually need to filter in this specific case */ - if (!tty_termios_hw_change(port->tty->termios, old_termios)) + if (!tty_termios_hw_change(tty->termios, old_termios)) return; - cflag = port->tty->termios->c_cflag; + cflag = tty->termios->c_cflag; buf = kzalloc(7, GFP_KERNEL); if (!buf) { dev_err(&port->dev, "%s - out of memory.\n", __func__); /* Report back no change occurred */ - *port->tty->termios = *old_termios; + *tty->termios = *old_termios; return; } @@ -569,7 +570,7 @@ static void pl2303_set_termios(struct usb_serial_port *port, dbg("%s - data bits = %d", __func__, buf[6]); } - baud = tty_get_baud_rate(port->tty);; + baud = tty_get_baud_rate(tty); dbg("%s - baud = %d", __func__, baud); if (baud) { buf[0] = baud & 0xff; @@ -646,12 +647,13 @@ static void pl2303_set_termios(struct usb_serial_port *port, /* FIXME: Need to read back resulting baud rate */ if (baud) - tty_encode_baud_rate(port->tty, baud, baud); + tty_encode_baud_rate(tty, baud, baud); kfree(buf); } -static void pl2303_close(struct usb_serial_port *port, struct file *filp) +static void pl2303_close(struct tty_struct *tty, + struct usb_serial_port *port, struct file *filp) { struct pl2303_private *priv = usb_get_serial_port_data(port); unsigned long flags; @@ -666,7 +668,7 @@ static void pl2303_close(struct usb_serial_port *port, struct file *filp) spin_lock_irqsave(&priv->lock, flags); timeout = PL2303_CLOSING_WAIT; init_waitqueue_entry(&wait, current); - add_wait_queue(&port->tty->write_wait, &wait); + add_wait_queue(&tty->write_wait, &wait); for (;;) { set_current_state(TASK_INTERRUPTIBLE); if (pl2303_buf_data_avail(priv->buf) == 0 || @@ -678,7 +680,7 @@ static void pl2303_close(struct usb_serial_port *port, struct file *filp) spin_lock_irqsave(&priv->lock, flags); } set_current_state(TASK_RUNNING); - remove_wait_queue(&port->tty->write_wait, &wait); + remove_wait_queue(&tty->write_wait, &wait); /* clear out any remaining data in the buffer */ pl2303_buf_clear(priv->buf); spin_unlock_irqrestore(&priv->lock, flags); @@ -690,7 +692,7 @@ static void pl2303_close(struct usb_serial_port *port, struct file *filp) /* for lower rates we should really know how much */ /* data is in the buffer to compute a delay */ /* that is not unnecessarily long) */ - bps = tty_get_baud_rate(port->tty); + bps = tty_get_baud_rate(tty); if (bps > 1200) timeout = max((HZ*2560)/bps,HZ/10); else @@ -703,8 +705,8 @@ static void pl2303_close(struct usb_serial_port *port, struct file *filp) usb_kill_urb(port->read_urb); usb_kill_urb(port->interrupt_in_urb); - if (port->tty) { - c_cflag = port->tty->termios->c_cflag; + if (tty) { + c_cflag = tty->termios->c_cflag; if (c_cflag & HUPCL) { /* drop DTR and RTS */ spin_lock_irqsave(&priv->lock, flags); @@ -715,7 +717,8 @@ static void pl2303_close(struct usb_serial_port *port, struct file *filp) } } -static int pl2303_open(struct usb_serial_port *port, struct file *filp) +static int pl2303_open(struct tty_struct *tty, + struct usb_serial_port *port, struct file *filp) { struct ktermios tmp_termios; struct usb_serial *serial = port->serial; @@ -734,9 +737,8 @@ static int pl2303_open(struct usb_serial_port *port, struct file *filp) } /* Setup termios */ - if (port->tty) { - pl2303_set_termios(port, &tmp_termios); - } + if (tty) + pl2303_set_termios(tty, port, &tmp_termios); //FIXME: need to assert RTS and DTR if CRTSCTS off @@ -746,7 +748,7 @@ static int pl2303_open(struct usb_serial_port *port, struct file *filp) if (result) { dev_err(&port->dev, "%s - failed submitting read urb," " error %d\n", __func__, result); - pl2303_close(port, NULL); + pl2303_close(tty, port, NULL); return -EPROTO; } @@ -756,15 +758,16 @@ static int pl2303_open(struct usb_serial_port *port, struct file *filp) if (result) { dev_err(&port->dev, "%s - failed submitting interrupt urb," " error %d\n", __func__, result); - pl2303_close(port, NULL); + pl2303_close(tty, port, NULL); return -EPROTO; } return 0; } -static int pl2303_tiocmset(struct usb_serial_port *port, struct file *file, +static int pl2303_tiocmset(struct tty_struct *tty, struct file *file, unsigned int set, unsigned int clear) { + struct usb_serial_port *port = tty->driver_data; struct pl2303_private *priv = usb_get_serial_port_data(port); unsigned long flags; u8 control; @@ -787,8 +790,9 @@ static int pl2303_tiocmset(struct usb_serial_port *port, struct file *file, return set_control_lines(port->serial->dev, control); } -static int pl2303_tiocmget(struct usb_serial_port *port, struct file *file) +static int pl2303_tiocmget(struct tty_struct *tty, struct file *file) { + struct usb_serial_port *port = tty->driver_data; struct pl2303_private *priv = usb_get_serial_port_data(port); unsigned long flags; unsigned int mcr; @@ -853,9 +857,10 @@ static int wait_modem_info(struct usb_serial_port *port, unsigned int arg) return 0; } -static int pl2303_ioctl(struct usb_serial_port *port, struct file *file, +static int pl2303_ioctl(struct tty_struct *tty, struct file *file, unsigned int cmd, unsigned long arg) { + struct usb_serial_port *port = tty->driver_data; dbg("%s (%d) cmd = 0x%04x", __func__, port->number, cmd); switch (cmd) { @@ -871,8 +876,9 @@ static int pl2303_ioctl(struct usb_serial_port *port, struct file *file, return -ENOIOCTLCMD; } -static void pl2303_break_ctl(struct usb_serial_port *port, int break_state) +static void pl2303_break_ctl(struct tty_struct *tty, int break_state) { + struct usb_serial_port *port = tty->driver_data; struct usb_serial *serial = port->serial; u16 state; int result; @@ -1001,7 +1007,7 @@ static void pl2303_read_bulk_callback(struct urb *urb) if (status) { dbg("%s - urb status = %d", __func__, status); - if (!port->open_count) { + if (!port->port.count) { dbg("%s - port is closed, exiting.", __func__); return; } @@ -1044,7 +1050,7 @@ static void pl2303_read_bulk_callback(struct urb *urb) tty_flag = TTY_FRAME; dbg("%s - tty_flag = %d", __func__, tty_flag); - tty = port->tty; + tty = port->port.tty; if (tty && urb->actual_length) { tty_buffer_request_room(tty, urb->actual_length + 1); /* overrun is special, not associated with a char */ @@ -1056,7 +1062,7 @@ static void pl2303_read_bulk_callback(struct urb *urb) } /* Schedule the next read _if_ we are still open */ - if (port->open_count) { + if (port->port.count) { urb->dev = port->serial->dev; result = usb_submit_urb(urb, GFP_ATOMIC); if (result) diff --git a/drivers/usb/serial/safe_serial.c b/drivers/usb/serial/safe_serial.c index 94bddf0..f823e4d 100644 --- a/drivers/usb/serial/safe_serial.c +++ b/drivers/usb/serial/safe_serial.c @@ -229,8 +229,8 @@ static void safe_read_bulk_callback (struct urb *urb) int actual_length = data[length - 2] >> 2; if (actual_length <= (length - 2)) { info ("%s - actual: %d", __func__, actual_length); - tty_insert_flip_string(port->tty, data, actual_length); - tty_flip_buffer_push (port->tty); + tty_insert_flip_string(port->port.tty, data, actual_length); + tty_flip_buffer_push (port->port.tty); } else { err ("%s - inconsistent lengths %d:%d", __func__, actual_length, length); @@ -239,8 +239,8 @@ static void safe_read_bulk_callback (struct urb *urb) err ("%s - bad CRC %x", __func__, fcs); } } else { - tty_insert_flip_string(port->tty, data, length); - tty_flip_buffer_push (port->tty); + tty_insert_flip_string(port->port.tty, data, length); + tty_flip_buffer_push (port->port.tty); } /* Continue trying to always read */ @@ -255,7 +255,8 @@ static void safe_read_bulk_callback (struct urb *urb) } } -static int safe_write (struct usb_serial_port *port, const unsigned char *buf, int count) +static int safe_write(struct tty_struct *tty, struct usb_serial_port *port, + const unsigned char *buf, int count) { unsigned char *data; int result; @@ -349,8 +350,9 @@ static int safe_write (struct usb_serial_port *port, const unsigned char *buf, i return (count); } -static int safe_write_room (struct usb_serial_port *port) +static int safe_write_room(struct tty_struct *tty) { + struct usb_serial_port *port = tty->driver_data; int room = 0; /* Default: no room */ unsigned long flags; diff --git a/drivers/usb/serial/sierra.c b/drivers/usb/serial/sierra.c index 29074c1..892020d 100644 --- a/drivers/usb/serial/sierra.c +++ b/drivers/usb/serial/sierra.c @@ -250,7 +250,8 @@ struct sierra_port_private { int ri_state; }; -static int sierra_send_setup(struct usb_serial_port *port) +static int sierra_send_setup(struct tty_struct *tty, + struct usb_serial_port *port) { struct usb_serial *serial = port->serial; struct sierra_port_private *portdata; @@ -260,7 +261,7 @@ static int sierra_send_setup(struct usb_serial_port *port) portdata = usb_get_serial_port_data(port); - if (port->tty) { + if (tty) { int val = 0; if (portdata->dtr_state) val |= 0x01; @@ -284,32 +285,17 @@ static int sierra_send_setup(struct usb_serial_port *port) return 0; } -static void sierra_rx_throttle(struct usb_serial_port *port) +static void sierra_set_termios(struct tty_struct *tty, + struct usb_serial_port *port, struct ktermios *old_termios) { dbg("%s", __func__); + tty_termios_copy_hw(tty->termios, old_termios); + sierra_send_setup(tty, port); } -static void sierra_rx_unthrottle(struct usb_serial_port *port) -{ - dbg("%s", __func__); -} - -static void sierra_break_ctl(struct usb_serial_port *port, int break_state) -{ - /* Unfortunately, I don't know how to send a break */ - dbg("%s", __func__); -} - -static void sierra_set_termios(struct usb_serial_port *port, - struct ktermios *old_termios) -{ - dbg("%s", __func__); - tty_termios_copy_hw(port->tty->termios, old_termios); - sierra_send_setup(port); -} - -static int sierra_tiocmget(struct usb_serial_port *port, struct file *file) +static int sierra_tiocmget(struct tty_struct *tty, struct file *file) { + struct usb_serial_port *port = tty->driver_data; unsigned int value; struct sierra_port_private *portdata; @@ -325,9 +311,10 @@ static int sierra_tiocmget(struct usb_serial_port *port, struct file *file) return value; } -static int sierra_tiocmset(struct usb_serial_port *port, struct file *file, +static int sierra_tiocmset(struct tty_struct *tty, struct file *file, unsigned int set, unsigned int clear) { + struct usb_serial_port *port = tty->driver_data; struct sierra_port_private *portdata; portdata = usb_get_serial_port_data(port); @@ -341,13 +328,7 @@ static int sierra_tiocmset(struct usb_serial_port *port, struct file *file, portdata->rts_state = 0; if (clear & TIOCM_DTR) portdata->dtr_state = 0; - return sierra_send_setup(port); -} - -static int sierra_ioctl(struct usb_serial_port *port, struct file *file, - unsigned int cmd, unsigned long arg) -{ - return -ENOIOCTLCMD; + return sierra_send_setup(tty, port); } static void sierra_outdat_callback(struct urb *urb) @@ -374,8 +355,8 @@ static void sierra_outdat_callback(struct urb *urb) } /* Write */ -static int sierra_write(struct usb_serial_port *port, - const unsigned char *buf, int count) +static int sierra_write(struct tty_struct *tty, struct usb_serial_port *port, + const unsigned char *buf, int count) { struct sierra_port_private *portdata = usb_get_serial_port_data(port); struct usb_serial *serial = port->serial; @@ -463,7 +444,7 @@ static void sierra_indat_callback(struct urb *urb) dbg("%s: nonzero status: %d on endpoint %02x.", __func__, status, endpoint); } else { - tty = port->tty; + tty = port->port.tty; if (urb->actual_length) { tty_buffer_request_room(tty, urb->actual_length); tty_insert_flip_string(tty, data, urb->actual_length); @@ -473,7 +454,7 @@ static void sierra_indat_callback(struct urb *urb) } /* Resubmit urb so we continue receiving */ - if (port->open_count && status != -ESHUTDOWN) { + if (port->port.count && status != -ESHUTDOWN) { err = usb_submit_urb(urb, GFP_ATOMIC); if (err) dev_err(&port->dev, "resubmit read urb failed." @@ -517,9 +498,9 @@ static void sierra_instat_callback(struct urb *urb) portdata->dsr_state = ((signals & 0x02) ? 1 : 0); portdata->ri_state = ((signals & 0x08) ? 1 : 0); - if (port->tty && !C_CLOCAL(port->tty) && + if (port->port.tty && !C_CLOCAL(port->port.tty) && old_dcd_state && !portdata->dcd_state) - tty_hangup(port->tty); + tty_hangup(port->port.tty); } else { dbg("%s: type %x req %x", __func__, req_pkt->bRequestType, req_pkt->bRequest); @@ -537,8 +518,9 @@ static void sierra_instat_callback(struct urb *urb) } } -static int sierra_write_room(struct usb_serial_port *port) +static int sierra_write_room(struct tty_struct *tty) { + struct usb_serial_port *port = tty->driver_data; struct sierra_port_private *portdata = usb_get_serial_port_data(port); unsigned long flags; @@ -557,22 +539,8 @@ static int sierra_write_room(struct usb_serial_port *port) return 2048; } -static int sierra_chars_in_buffer(struct usb_serial_port *port) -{ - dbg("%s - port %d", __func__, port->number); - - /* - * We can't really account for how much data we - * have sent out, but hasn't made it through to the - * device as we can't see the backend here, so just - * tell the tty layer that everything is flushed. - * - * FIXME: should walk the outstanding urbs info - */ - return 0; -} - -static int sierra_open(struct usb_serial_port *port, struct file *filp) +static int sierra_open(struct tty_struct *tty, + struct usb_serial_port *port, struct file *filp) { struct sierra_port_private *portdata; struct usb_serial *serial = port->serial; @@ -612,9 +580,10 @@ static int sierra_open(struct usb_serial_port *port, struct file *filp) } } - port->tty->low_latency = 1; + if (tty) + tty->low_latency = 1; - sierra_send_setup(port); + sierra_send_setup(tty, port); /* start up the interrupt endpoint if we have one */ if (port->interrupt_in_urb) { @@ -626,7 +595,8 @@ static int sierra_open(struct usb_serial_port *port, struct file *filp) return 0; } -static void sierra_close(struct usb_serial_port *port, struct file *filp) +static void sierra_close(struct tty_struct *tty, + struct usb_serial_port *port, struct file *filp) { int i; struct usb_serial *serial = port->serial; @@ -641,7 +611,7 @@ static void sierra_close(struct usb_serial_port *port, struct file *filp) if (serial->dev) { mutex_lock(&serial->disc_mutex); if (!serial->disconnected) - sierra_send_setup(port); + sierra_send_setup(tty, port); mutex_unlock(&serial->disc_mutex); /* Stop reading/writing urbs */ @@ -651,7 +621,7 @@ static void sierra_close(struct usb_serial_port *port, struct file *filp) usb_kill_urb(port->interrupt_in_urb); - port->tty = NULL; + port->port.tty = NULL; /* FIXME */ } static int sierra_startup(struct usb_serial *serial) @@ -754,12 +724,7 @@ static struct usb_serial_driver sierra_device = { .close = sierra_close, .write = sierra_write, .write_room = sierra_write_room, - .chars_in_buffer = sierra_chars_in_buffer, - .throttle = sierra_rx_throttle, - .unthrottle = sierra_rx_unthrottle, - .ioctl = sierra_ioctl, .set_termios = sierra_set_termios, - .break_ctl = sierra_break_ctl, .tiocmget = sierra_tiocmget, .tiocmset = sierra_tiocmset, .attach = sierra_startup, diff --git a/drivers/usb/serial/spcp8x5.c b/drivers/usb/serial/spcp8x5.c index 55b2570..58495f5 100644 --- a/drivers/usb/serial/spcp8x5.c +++ b/drivers/usb/serial/spcp8x5.c @@ -448,7 +448,8 @@ static void spcp8x5_set_workMode(struct usb_device *dev, u16 value, /* close the serial port. We should wait for data sending to device 1st and * then kill all urb. */ -static void spcp8x5_close(struct usb_serial_port *port, struct file *filp) +static void spcp8x5_close(struct tty_struct *tty, + struct usb_serial_port *port, struct file *filp) { struct spcp8x5_private *priv = usb_get_serial_port_data(port); unsigned long flags; @@ -464,7 +465,7 @@ static void spcp8x5_close(struct usb_serial_port *port, struct file *filp) spin_lock_irqsave(&priv->lock, flags); timeout = SPCP8x5_CLOSING_WAIT; init_waitqueue_entry(&wait, current); - add_wait_queue(&port->tty->write_wait, &wait); + add_wait_queue(&tty->write_wait, &wait); for (;;) { set_current_state(TASK_INTERRUPTIBLE); if (ringbuf_avail_data(priv->buf) == 0 || @@ -475,7 +476,7 @@ static void spcp8x5_close(struct usb_serial_port *port, struct file *filp) spin_lock_irqsave(&priv->lock, flags); } set_current_state(TASK_RUNNING); - remove_wait_queue(&port->tty->write_wait, &wait); + remove_wait_queue(&tty->write_wait, &wait); /* clear out any remaining data in the buffer */ clear_ringbuf(priv->buf); @@ -486,7 +487,7 @@ static void spcp8x5_close(struct usb_serial_port *port, struct file *filp) * flow control for data rates of 1200 bps or more, for lower rates we * should really know how much data is in the buffer to compute a delay * that is not unnecessarily long) */ - bps = tty_get_baud_rate(port->tty); + bps = tty_get_baud_rate(tty); if (bps > 1200) timeout = max((HZ*2560) / bps, HZ/10); else @@ -495,8 +496,8 @@ static void spcp8x5_close(struct usb_serial_port *port, struct file *filp) schedule_timeout(timeout); /* clear control lines */ - if (port->tty) { - c_cflag = port->tty->termios->c_cflag; + if (tty) { + c_cflag = tty->termios->c_cflag; if (c_cflag & HUPCL) { spin_lock_irqsave(&priv->lock, flags); priv->line_control = 0; @@ -518,14 +519,14 @@ static void spcp8x5_close(struct usb_serial_port *port, struct file *filp) } /* set the serial param for transfer. we should check if we really need to - * transfer. then if be set flow contorl we should do this too. */ -static void spcp8x5_set_termios(struct usb_serial_port *port, - struct ktermios *old_termios) + * transfer. if we set flow control we should do this too. */ +static void spcp8x5_set_termios(struct tty_struct *tty, + struct usb_serial_port *port, struct ktermios *old_termios) { struct usb_serial *serial = port->serial; struct spcp8x5_private *priv = usb_get_serial_port_data(port); unsigned long flags; - unsigned int cflag = port->tty->termios->c_cflag; + unsigned int cflag = tty->termios->c_cflag; unsigned int old_cflag = old_termios->c_cflag; unsigned short uartdata; unsigned char buf[2] = {0, 0}; @@ -533,21 +534,19 @@ static void spcp8x5_set_termios(struct usb_serial_port *port, int i; u8 control; - if ((!port->tty) || (!port->tty->termios)) - return; - /* for the 1st time call this function */ spin_lock_irqsave(&priv->lock, flags); if (!priv->termios_initialized) { - *(port->tty->termios) = tty_std_termios; - port->tty->termios->c_cflag = B115200 | CS8 | CREAD | - HUPCL | CLOCAL; + *(tty->termios) = tty_std_termios; + tty->termios->c_cflag = B115200 | CS8 | CREAD | HUPCL | CLOCAL; + tty->termios->c_ispeed = 115200; + tty->termios->c_ospeed = 115200; priv->termios_initialized = 1; } spin_unlock_irqrestore(&priv->lock, flags); /* check that they really want us to change something */ - if (!tty_termios_hw_change(port->tty->termios, old_termios)) + if (!tty_termios_hw_change(tty->termios, old_termios)) return; /* set DTR/RTS active */ @@ -567,7 +566,7 @@ static void spcp8x5_set_termios(struct usb_serial_port *port, } /* Set Baud Rate */ - baud = tty_get_baud_rate(port->tty);; + baud = tty_get_baud_rate(tty);; switch (baud) { case 300: buf[0] = 0x00; break; case 600: buf[0] = 0x01; break; @@ -643,7 +642,8 @@ static void spcp8x5_set_termios(struct usb_serial_port *port, /* open the serial port. do some usb system call. set termios and get the line * status of the device. then submit the read urb */ -static int spcp8x5_open(struct usb_serial_port *port, struct file *filp) +static int spcp8x5_open(struct tty_struct *tty, + struct usb_serial_port *port, struct file *filp) { struct ktermios tmp_termios; struct usb_serial *serial = port->serial; @@ -665,7 +665,7 @@ static int spcp8x5_open(struct usb_serial_port *port, struct file *filp) return ret; spin_lock_irqsave(&priv->lock, flags); - if (port->tty->termios->c_cflag & CBAUD) + if (tty && (tty->termios->c_cflag & CBAUD)) priv->line_control = MCR_DTR | MCR_RTS; else priv->line_control = 0; @@ -674,8 +674,8 @@ static int spcp8x5_open(struct usb_serial_port *port, struct file *filp) spcp8x5_set_ctrlLine(serial->dev, priv->line_control , priv->type); /* Setup termios */ - if (port->tty) - spcp8x5_set_termios(port, &tmp_termios); + if (tty) + spcp8x5_set_termios(tty, port, &tmp_termios); spcp8x5_get_msr(serial->dev, &status, priv->type); @@ -690,7 +690,7 @@ static int spcp8x5_open(struct usb_serial_port *port, struct file *filp) port->read_urb->dev = serial->dev; ret = usb_submit_urb(port->read_urb, GFP_KERNEL); if (ret) { - spcp8x5_close(port, NULL); + spcp8x5_close(tty, port, NULL); return -EPROTO; } return 0; @@ -717,7 +717,7 @@ static void spcp8x5_read_bulk_callback(struct urb *urb) /* check the urb status */ if (urb->status) { - if (!port->open_count) + if (!port->port.count) return; if (urb->status == -EPROTO) { /* spcp8x5 mysteriously fails with -EPROTO */ @@ -755,7 +755,7 @@ static void spcp8x5_read_bulk_callback(struct urb *urb) tty_flag = TTY_FRAME; dev_dbg(&port->dev, "tty_flag = %d\n", tty_flag); - tty = port->tty; + tty = port->port.tty; if (tty && urb->actual_length) { tty_buffer_request_room(tty, urb->actual_length + 1); /* overrun is special, not associated with a char */ @@ -767,7 +767,7 @@ static void spcp8x5_read_bulk_callback(struct urb *urb) } /* Schedule the next read _if_ we are still open */ - if (port->open_count) { + if (port->port.count) { urb->dev = port->serial->dev; result = usb_submit_urb(urb , GFP_ATOMIC); if (result) @@ -866,7 +866,7 @@ static void spcp8x5_write_bulk_callback(struct urb *urb) } /* write data to ring buffer. and then start the write transfer */ -static int spcp8x5_write(struct usb_serial_port *port, +static int spcp8x5_write(struct tty_struct *tty, struct usb_serial_port *port, const unsigned char *buf, int count) { struct spcp8x5_private *priv = usb_get_serial_port_data(port); @@ -925,9 +925,10 @@ static int spcp8x5_wait_modem_info(struct usb_serial_port *port, return 0; } -static int spcp8x5_ioctl(struct usb_serial_port *port, struct file *file, +static int spcp8x5_ioctl(struct tty_struct *tty, struct file *file, unsigned int cmd, unsigned long arg) { + struct usb_serial_port *port = tty->driver_data; dbg("%s (%d) cmd = 0x%04x", __func__, port->number, cmd); switch (cmd) { @@ -943,9 +944,10 @@ static int spcp8x5_ioctl(struct usb_serial_port *port, struct file *file, return -ENOIOCTLCMD; } -static int spcp8x5_tiocmset(struct usb_serial_port *port, struct file *file, +static int spcp8x5_tiocmset(struct tty_struct *tty, struct file *file, unsigned int set, unsigned int clear) { + struct usb_serial_port *port = tty->driver_data; struct spcp8x5_private *priv = usb_get_serial_port_data(port); unsigned long flags; u8 control; @@ -965,8 +967,9 @@ static int spcp8x5_tiocmset(struct usb_serial_port *port, struct file *file, return spcp8x5_set_ctrlLine(port->serial->dev, control , priv->type); } -static int spcp8x5_tiocmget(struct usb_serial_port *port, struct file *file) +static int spcp8x5_tiocmget(struct tty_struct *tty, struct file *file) { + struct usb_serial_port *port = tty->driver_data; struct spcp8x5_private *priv = usb_get_serial_port_data(port); unsigned long flags; unsigned int mcr; @@ -989,8 +992,9 @@ static int spcp8x5_tiocmget(struct usb_serial_port *port, struct file *file) } /* get the avail space room in ring buffer */ -static int spcp8x5_write_room(struct usb_serial_port *port) +static int spcp8x5_write_room(struct tty_struct *tty) { + struct usb_serial_port *port = tty->driver_data; struct spcp8x5_private *priv = usb_get_serial_port_data(port); int room = 0; unsigned long flags; @@ -1003,8 +1007,9 @@ static int spcp8x5_write_room(struct usb_serial_port *port) } /* get the number of avail data in write ring buffer */ -static int spcp8x5_chars_in_buffer(struct usb_serial_port *port) +static int spcp8x5_chars_in_buffer(struct tty_struct *tty) { + struct usb_serial_port *port = tty->driver_data; struct spcp8x5_private *priv = usb_get_serial_port_data(port); int chars = 0; unsigned long flags; diff --git a/drivers/usb/serial/ti_usb_3410_5052.c b/drivers/usb/serial/ti_usb_3410_5052.c index a26a629d..48831a7 100644 --- a/drivers/usb/serial/ti_usb_3410_5052.c +++ b/drivers/usb/serial/ti_usb_3410_5052.c @@ -70,6 +70,7 @@ #include <linux/kernel.h> #include <linux/errno.h> +#include <linux/firmware.h> #include <linux/init.h> #include <linux/slab.h> #include <linux/tty.h> @@ -149,21 +150,23 @@ struct ti_device { static int ti_startup(struct usb_serial *serial); static void ti_shutdown(struct usb_serial *serial); -static int ti_open(struct usb_serial_port *port, struct file *file); -static void ti_close(struct usb_serial_port *port, struct file *file); -static int ti_write(struct usb_serial_port *port, const unsigned char *data, - int count); -static int ti_write_room(struct usb_serial_port *port); -static int ti_chars_in_buffer(struct usb_serial_port *port); -static void ti_throttle(struct usb_serial_port *port); -static void ti_unthrottle(struct usb_serial_port *port); -static int ti_ioctl(struct usb_serial_port *port, struct file *file, unsigned int cmd, unsigned long arg); -static void ti_set_termios(struct usb_serial_port *port, +static int ti_open(struct tty_struct *tty, struct usb_serial_port *port, + struct file *file); +static void ti_close(struct tty_struct *tty, struct usb_serial_port *port, + struct file *file); +static int ti_write(struct tty_struct *tty, struct usb_serial_port *port, + const unsigned char *data, int count); +static int ti_write_room(struct tty_struct *tty); +static int ti_chars_in_buffer(struct tty_struct *tty); +static void ti_throttle(struct tty_struct *tty); +static void ti_unthrottle(struct tty_struct *tty); +static int ti_ioctl(struct tty_struct *tty, struct file *file, unsigned int cmd, unsigned long arg); +static void ti_set_termios(struct tty_struct *tty, struct usb_serial_port *port, struct ktermios *old_termios); -static int ti_tiocmget(struct usb_serial_port *port, struct file *file); -static int ti_tiocmset(struct usb_serial_port *port, struct file *file, +static int ti_tiocmget(struct tty_struct *tty, struct file *file); +static int ti_tiocmset(struct tty_struct *tty, struct file *file, unsigned int set, unsigned int clear); -static void ti_break(struct usb_serial_port *port, int break_state); +static void ti_break(struct tty_struct *tty, int break_state); static void ti_interrupt_callback(struct urb *urb); static void ti_bulk_in_callback(struct urb *urb); static void ti_bulk_out_callback(struct urb *urb); @@ -192,8 +195,7 @@ static int ti_command_in_sync(struct ti_device *tdev, __u8 command, static int ti_write_byte(struct ti_device *tdev, unsigned long addr, __u8 mask, __u8 byte); -static int ti_download_firmware(struct ti_device *tdev, char *fw_name); - +static int ti_download_firmware(struct ti_device *tdev, int type); /* circular buffer */ static struct circ_buf *ti_buf_alloc(void); @@ -430,11 +432,10 @@ static int ti_startup(struct usb_serial *serial) /* if we have only 1 configuration, download firmware */ if (dev->descriptor.bNumConfigurations == 1) { - if (tdev->td_is_3410) - status = ti_download_firmware(tdev, "ti_3410.fw"); + status = ti_download_firmware(tdev, 3410); else - status = ti_download_firmware(tdev, "ti_5052.fw"); + status = ti_download_firmware(tdev, 5052); if (status) goto free_tdev; @@ -519,7 +520,8 @@ static void ti_shutdown(struct usb_serial *serial) } -static int ti_open(struct usb_serial_port *port, struct file *file) +static int ti_open(struct tty_struct *tty, + struct usb_serial_port *port, struct file *file) { struct ti_port *tport = usb_get_serial_port_data(port); struct ti_device *tdev; @@ -543,9 +545,9 @@ static int ti_open(struct usb_serial_port *port, struct file *file) if (mutex_lock_interruptible(&tdev->td_open_close_lock)) return -ERESTARTSYS; - if (port->tty) - port->tty->low_latency = - (tport->tp_flags & ASYNC_LOW_LATENCY) ? 1 : 0; + if (tty) + tty->low_latency = + (tport->tp_flags & ASYNC_LOW_LATENCY) ? 1 : 0; port_number = port->number - port->serial->minor; @@ -573,7 +575,8 @@ static int ti_open(struct usb_serial_port *port, struct file *file) } } - ti_set_termios(port, port->tty->termios); + if (tty) + ti_set_termios(tty, port, tty->termios); dbg("%s - sending TI_OPEN_PORT", __func__); status = ti_command_out_sync(tdev, TI_OPEN_PORT, @@ -610,7 +613,8 @@ static int ti_open(struct usb_serial_port *port, struct file *file) usb_clear_halt(dev, port->write_urb->pipe); usb_clear_halt(dev, port->read_urb->pipe); - ti_set_termios(port, port->tty->termios); + if (tty) + ti_set_termios(tty, port, tty->termios); dbg("%s - sending TI_OPEN_PORT (2)", __func__); status = ti_command_out_sync(tdev, TI_OPEN_PORT, @@ -661,7 +665,8 @@ release_lock: } -static void ti_close(struct usb_serial_port *port, struct file *file) +static void ti_close(struct tty_struct *tty, struct usb_serial_port *port, + struct file *file) { struct ti_device *tdev; struct ti_port *tport; @@ -707,8 +712,8 @@ static void ti_close(struct usb_serial_port *port, struct file *file) } -static int ti_write(struct usb_serial_port *port, const unsigned char *data, - int count) +static int ti_write(struct tty_struct *tty, struct usb_serial_port *port, + const unsigned char *data, int count) { struct ti_port *tport = usb_get_serial_port_data(port); unsigned long flags; @@ -733,8 +738,9 @@ static int ti_write(struct usb_serial_port *port, const unsigned char *data, } -static int ti_write_room(struct usb_serial_port *port) +static int ti_write_room(struct tty_struct *tty) { + struct usb_serial_port *port = tty->driver_data; struct ti_port *tport = usb_get_serial_port_data(port); int room = 0; unsigned long flags; @@ -753,8 +759,9 @@ static int ti_write_room(struct usb_serial_port *port) } -static int ti_chars_in_buffer(struct usb_serial_port *port) +static int ti_chars_in_buffer(struct tty_struct *tty) { + struct usb_serial_port *port = tty->driver_data; struct ti_port *tport = usb_get_serial_port_data(port); int chars = 0; unsigned long flags; @@ -773,32 +780,26 @@ static int ti_chars_in_buffer(struct usb_serial_port *port) } -static void ti_throttle(struct usb_serial_port *port) +static void ti_throttle(struct tty_struct *tty) { + struct usb_serial_port *port = tty->driver_data; struct ti_port *tport = usb_get_serial_port_data(port); - struct tty_struct *tty; dbg("%s - port %d", __func__, port->number); if (tport == NULL) return; - tty = port->tty; - if (!tty) { - dbg("%s - no tty", __func__); - return; - } - if (I_IXOFF(tty) || C_CRTSCTS(tty)) ti_stop_read(tport, tty); } -static void ti_unthrottle(struct usb_serial_port *port) +static void ti_unthrottle(struct tty_struct *tty) { + struct usb_serial_port *port = tty->driver_data; struct ti_port *tport = usb_get_serial_port_data(port); - struct tty_struct *tty; int status; dbg("%s - port %d", __func__, port->number); @@ -806,12 +807,6 @@ static void ti_unthrottle(struct usb_serial_port *port) if (tport == NULL) return; - tty = port->tty; - if (!tty) { - dbg("%s - no tty", __func__); - return; - } - if (I_IXOFF(tty) || C_CRTSCTS(tty)) { status = ti_restart_read(tport, tty); if (status) @@ -820,9 +815,10 @@ static void ti_unthrottle(struct usb_serial_port *port) } -static int ti_ioctl(struct usb_serial_port *port, struct file *file, +static int ti_ioctl(struct tty_struct *tty, struct file *file, unsigned int cmd, unsigned long arg) { + struct usb_serial_port *port = tty->driver_data; struct ti_port *tport = usb_get_serial_port_data(port); struct async_icount cnow; struct async_icount cprev; @@ -875,11 +871,10 @@ static int ti_ioctl(struct usb_serial_port *port, struct file *file, } -static void ti_set_termios(struct usb_serial_port *port, - struct ktermios *old_termios) +static void ti_set_termios(struct tty_struct *tty, + struct usb_serial_port *port, struct ktermios *old_termios) { struct ti_port *tport = usb_get_serial_port_data(port); - struct tty_struct *tty = port->tty; struct ti_uart_config *config; tcflag_t cflag,iflag; int baud; @@ -1008,8 +1003,9 @@ static void ti_set_termios(struct usb_serial_port *port, } -static int ti_tiocmget(struct usb_serial_port *port, struct file *file) +static int ti_tiocmget(struct tty_struct *tty, struct file *file) { + struct usb_serial_port *port = tty->driver_data; struct ti_port *tport = usb_get_serial_port_data(port); unsigned int result; unsigned int msr; @@ -1040,9 +1036,10 @@ static int ti_tiocmget(struct usb_serial_port *port, struct file *file) } -static int ti_tiocmset(struct usb_serial_port *port, struct file *file, +static int ti_tiocmset(struct tty_struct *tty, struct file *file, unsigned int set, unsigned int clear) { + struct usb_serial_port *port = tty->driver_data; struct ti_port *tport = usb_get_serial_port_data(port); unsigned int mcr; unsigned long flags; @@ -1074,8 +1071,9 @@ static int ti_tiocmset(struct usb_serial_port *port, struct file *file, } -static void ti_break(struct usb_serial_port *port, int break_state) +static void ti_break(struct tty_struct *tty, int break_state) { + struct usb_serial_port *port = tty->driver_data; struct ti_port *tport = usb_get_serial_port_data(port); int status; @@ -1213,14 +1211,14 @@ static void ti_bulk_in_callback(struct urb *urb) return; } - if (port->tty && urb->actual_length) { + if (port->port.tty && urb->actual_length) { usb_serial_debug_data(debug, dev, __func__, urb->actual_length, urb->transfer_buffer); if (!tport->tp_is_open) dbg("%s - port closed, dropping data", __func__); else - ti_recv(&urb->dev->dev, port->tty, urb->transfer_buffer, + ti_recv(&urb->dev->dev, port->port.tty, urb->transfer_buffer, urb->actual_length); spin_lock(&tport->tp_lock); @@ -1302,7 +1300,7 @@ static void ti_send(struct ti_port *tport) { int count, result; struct usb_serial_port *port = tport->tp_port; - struct tty_struct *tty = port->tty; + struct tty_struct *tty = port->port.tty; /* FIXME */ unsigned long flags; @@ -1442,8 +1440,9 @@ static int ti_set_serial_info(struct ti_port *tport, return -EFAULT; tport->tp_flags = new_serial.flags & TI_SET_SERIAL_FLAGS; - if (port->tty) - port->tty->low_latency = + /* FIXME */ + if (port->port.tty) + port->port.tty->low_latency = (tport->tp_flags & ASYNC_LOW_LATENCY) ? 1 : 0; tport->tp_closing_wait = new_serial.closing_wait; @@ -1477,7 +1476,7 @@ static void ti_handle_new_msr(struct ti_port *tport, __u8 msr) tport->tp_msr = msr & TI_MSR_MASK; /* handle CTS flow control */ - tty = tport->tp_port->tty; + tty = tport->tp_port->port.tty; if (tty && C_CRTSCTS(tty)) { if (msr & TI_MSR_CTS) { tty->hw_stopped = 0; @@ -1655,65 +1654,65 @@ static int ti_write_byte(struct ti_device *tdev, unsigned long addr, return status; } - -static int ti_download_firmware(struct ti_device *tdev, - char *fw_name) +static int ti_do_download(struct usb_device *dev, int pipe, + u8 *buffer, int size) { - const struct firmware *fw; - int status = 0; - int buffer_size; int pos; - int len; + u8 cs = 0; int done; - __u8 cs = 0; - __u8 *buffer; - struct usb_device *dev = tdev->td_serial->dev; struct ti_firmware_header *header; - unsigned int pipe = usb_sndbulkpipe(dev, - tdev->td_serial->port[0]->bulk_out_endpointAddress); - - buffer_size = TI_FIRMWARE_BUF_SIZE + sizeof(struct ti_firmware_header); - - if (request_firmware(&fw, fw_name, &dev->dev)) { - dev_err(&dev->dev, "%s - failed to load firmware \"%s\"\n", - __func__, fw_name); - return -ENOENT; - } - if (fw->size > buffer_size) { - dev_err(&dev->dev, "%s - firmware \"%s\" is too large\n", - __func__, fw_name); - release_firmware(fw); - return -EINVAL; - } - - buffer = kmalloc(buffer_size, GFP_KERNEL); - if (!buffer) { - dev_err(&dev->dev, "%s - out of memory\n", __func__); - release_firmware(fw); - return -ENOMEM; - } - - memcpy(buffer, fw->data, fw->size); - memset(buffer+fw->size, 0xff, buffer_size-fw->size); - - for(pos = sizeof(struct ti_firmware_header); pos < buffer_size; pos++) + int status; + int len; + + for(pos = sizeof(struct ti_firmware_header); pos < size; pos++) cs = (__u8)(cs + buffer[pos]); header = (struct ti_firmware_header *)buffer; - header->wLength = cpu_to_le16((__u16)(buffer_size - sizeof(struct ti_firmware_header))); + header->wLength = cpu_to_le16((__u16)(size + - sizeof(struct ti_firmware_header))); header->bCheckSum = cs; dbg("%s - downloading firmware", __func__); - for (pos = 0; pos < buffer_size; pos += done) { - len = min(buffer_size - pos, TI_DOWNLOAD_MAX_PACKET_SIZE); - status = usb_bulk_msg(dev, pipe, buffer+pos, len, &done, 1000); + for (pos = 0; pos < size; pos += done) { + len = min(size - pos, TI_DOWNLOAD_MAX_PACKET_SIZE); + status = usb_bulk_msg(dev, pipe, buffer + pos, len, + &done, 1000); if (status) break; } + return status; +} - kfree(buffer); - release_firmware(fw); +static int ti_download_firmware(struct ti_device *tdev, int type) +{ + int status = -ENOMEM; + int buffer_size; + __u8 *buffer; + struct usb_device *dev = tdev->td_serial->dev; + unsigned int pipe = usb_sndbulkpipe(dev, + tdev->td_serial->port[0]->bulk_out_endpointAddress); + const struct firmware *fw_p; + char buf[32]; + sprintf(buf, "ti_usb-%d.bin", type); + if (request_firmware(&fw_p, buf, &dev->dev)) { + dev_err(&dev->dev, "%s - firmware not found\n", __func__); + return -ENOENT; + } + if (fw_p->size > TI_FIRMWARE_BUF_SIZE) { + dev_err(&dev->dev, "%s - firmware too large\n", __func__); + return -ENOENT; + } + + buffer_size = TI_FIRMWARE_BUF_SIZE + sizeof(struct ti_firmware_header); + buffer = kmalloc(buffer_size, GFP_KERNEL); + if (buffer) { + memcpy(buffer, fw_p->data, fw_p->size); + memset(buffer + fw_p->size, 0xff, buffer_size - fw_p->size); + ti_do_download(dev, pipe, buffer, fw_p->size); + kfree(buffer); + } + release_firmware(fw_p); if (status) { dev_err(&dev->dev, "%s - error downloading firmware, %d\n", __func__, status); return status; diff --git a/drivers/usb/serial/usb-serial.c b/drivers/usb/serial/usb-serial.c index 3537986..ffaed8a 100644 --- a/drivers/usb/serial/usb-serial.c +++ b/drivers/usb/serial/usb-serial.c @@ -143,7 +143,7 @@ static void destroy_serial(struct kref *kref) return_serial(serial); for (i = 0; i < serial->num_ports; ++i) - serial->port[i]->open_count = 0; + serial->port[i]->port.count = 0; /* the ports are cleaned up and released in port_release() */ for (i = 0; i < serial->num_ports; ++i) @@ -208,14 +208,14 @@ static int serial_open (struct tty_struct *tty, struct file * filp) goto bailout_kref_put; } - ++port->open_count; + ++port->port.count; /* set up our port structure making the tty driver * remember our port object, and us it */ tty->driver_data = port; - port->tty = tty; + port->port.tty = tty; - if (port->open_count == 1) { + if (port->port.count == 1) { /* lock this module before we call it * this may fail, which means we must bail out, @@ -230,7 +230,7 @@ static int serial_open (struct tty_struct *tty, struct file * filp) goto bailout_module_put; /* only call the device specific open if this * is the first time the port is opened */ - retval = serial->type->open(port, filp); + retval = serial->type->open(tty, port, filp); if (retval) goto bailout_interface_put; } @@ -243,9 +243,9 @@ bailout_interface_put: bailout_module_put: module_put(serial->type->driver.owner); bailout_mutex_unlock: - port->open_count = 0; + port->port.count = 0; tty->driver_data = NULL; - port->tty = NULL; + port->port.tty = NULL; mutex_unlock(&port->mutex); bailout_kref_put: usb_serial_put(serial); @@ -263,26 +263,26 @@ static void serial_close(struct tty_struct *tty, struct file * filp) mutex_lock(&port->mutex); - if (port->open_count == 0) { + if (port->port.count == 0) { mutex_unlock(&port->mutex); return; } - --port->open_count; - if (port->open_count == 0) + --port->port.count; + if (port->port.count == 0) /* only call the device specific close if this * port is being closed by the last owner */ - port->serial->type->close(port, filp); + port->serial->type->close(tty, port, filp); - if (port->open_count == (port->console? 1 : 0)) { - if (port->tty) { - if (port->tty->driver_data) - port->tty->driver_data = NULL; - port->tty = NULL; + if (port->port.count == (port->console? 1 : 0)) { + if (port->port.tty) { + if (port->port.tty->driver_data) + port->port.tty->driver_data = NULL; + port->port.tty = NULL; } } - if (port->open_count == 0) { + if (port->port.count == 0) { mutex_lock(&port->serial->disc_mutex); if (!port->serial->disconnected) usb_autopm_put_interface(port->serial->interface); @@ -304,12 +304,12 @@ static int serial_write (struct tty_struct * tty, const unsigned char *buf, int dbg("%s - port %d, %d byte(s)", __func__, port->number, count); - /* open_count is managed under the mutex lock for the tty so cannot + /* count is managed under the mutex lock for the tty so cannot drop to zero until after the last close completes */ - WARN_ON(!port->open_count); + WARN_ON(!port->port.count); /* pass on to the driver specific version of this function */ - retval = port->serial->type->write(port, buf, count); + retval = port->serial->type->write(tty, port, buf, count); exit: return retval; @@ -319,9 +319,9 @@ static int serial_write_room (struct tty_struct *tty) { struct usb_serial_port *port = tty->driver_data; dbg("%s - port %d", __func__, port->number); - WARN_ON(!port->open_count); + WARN_ON(!port->port.count); /* pass on to the driver specific version of this function */ - return port->serial->type->write_room(port); + return port->serial->type->write_room(tty); } static int serial_chars_in_buffer (struct tty_struct *tty) @@ -329,9 +329,9 @@ static int serial_chars_in_buffer (struct tty_struct *tty) struct usb_serial_port *port = tty->driver_data; dbg("%s = port %d", __func__, port->number); - WARN_ON(!port->open_count); + WARN_ON(!port->port.count); /* pass on to the driver specific version of this function */ - return port->serial->type->chars_in_buffer(port); + return port->serial->type->chars_in_buffer(tty); } static void serial_throttle (struct tty_struct * tty) @@ -339,10 +339,10 @@ static void serial_throttle (struct tty_struct * tty) struct usb_serial_port *port = tty->driver_data; dbg("%s - port %d", __func__, port->number); - WARN_ON(!port->open_count); + WARN_ON(!port->port.count); /* pass on to the driver specific version of this function */ if (port->serial->type->throttle) - port->serial->type->throttle(port); + port->serial->type->throttle(tty); } static void serial_unthrottle (struct tty_struct * tty) @@ -350,10 +350,10 @@ static void serial_unthrottle (struct tty_struct * tty) struct usb_serial_port *port = tty->driver_data; dbg("%s - port %d", __func__, port->number); - WARN_ON(!port->open_count); + WARN_ON(!port->port.count); /* pass on to the driver specific version of this function */ if (port->serial->type->unthrottle) - port->serial->type->unthrottle(port); + port->serial->type->unthrottle(tty); } static int serial_ioctl (struct tty_struct *tty, struct file * file, unsigned int cmd, unsigned long arg) @@ -363,12 +363,12 @@ static int serial_ioctl (struct tty_struct *tty, struct file * file, unsigned in dbg("%s - port %d, cmd 0x%.4x", __func__, port->number, cmd); - WARN_ON(!port->open_count); + WARN_ON(!port->port.count); /* pass on to the driver specific version of this function if it is available */ if (port->serial->type->ioctl) { lock_kernel(); - retval = port->serial->type->ioctl(port, file, cmd, arg); + retval = port->serial->type->ioctl(tty, file, cmd, arg); unlock_kernel(); } else @@ -381,10 +381,10 @@ static void serial_set_termios (struct tty_struct *tty, struct ktermios * old) struct usb_serial_port *port = tty->driver_data; dbg("%s - port %d", __func__, port->number); - WARN_ON(!port->open_count); + WARN_ON(!port->port.count); /* pass on to the driver specific version of this function if it is available */ if (port->serial->type->set_termios) - port->serial->type->set_termios(port, old); + port->serial->type->set_termios(tty, port, old); else tty_termios_copy_hw(tty->termios, old); } @@ -395,11 +395,11 @@ static void serial_break (struct tty_struct *tty, int break_state) dbg("%s - port %d", __func__, port->number); - WARN_ON(!port->open_count); + WARN_ON(!port->port.count); /* pass on to the driver specific version of this function if it is available */ if (port->serial->type->break_ctl) { lock_kernel(); - port->serial->type->break_ctl(port, break_state); + port->serial->type->break_ctl(tty, break_state); unlock_kernel(); } } @@ -457,9 +457,9 @@ static int serial_tiocmget (struct tty_struct *tty, struct file *file) dbg("%s - port %d", __func__, port->number); - WARN_ON(!port->open_count); + WARN_ON(!port->port.count); if (port->serial->type->tiocmget) - return port->serial->type->tiocmget(port, file); + return port->serial->type->tiocmget(tty, file); return -EINVAL; } @@ -470,9 +470,9 @@ static int serial_tiocmset (struct tty_struct *tty, struct file *file, dbg("%s - port %d", __func__, port->number); - WARN_ON(!port->open_count); + WARN_ON(!port->port.count); if (port->serial->type->tiocmset) - return port->serial->type->tiocmset(port, file, set, clear); + return port->serial->type->tiocmset(tty, file, set, clear); return -EINVAL; } @@ -497,7 +497,7 @@ static void usb_serial_port_work(struct work_struct *work) if (!port) return; - tty = port->tty; + tty = port->port.tty; if (!tty) return; @@ -1010,8 +1010,8 @@ void usb_serial_disconnect(struct usb_interface *interface) for (i = 0; i < serial->num_ports; ++i) { port = serial->port[i]; if (port) { - if (port->tty) - tty_hangup(port->tty); + if (port->port.tty) + tty_hangup(port->port.tty); kill_traffic(port); } } diff --git a/drivers/usb/serial/usb_debug.c b/drivers/usb/serial/usb_debug.c index 9ca4d4d..fc5d995 100644 --- a/drivers/usb/serial/usb_debug.c +++ b/drivers/usb/serial/usb_debug.c @@ -31,10 +31,11 @@ static struct usb_driver debug_driver = { .no_dynamic_id = 1, }; -int usb_debug_open(struct usb_serial_port *port, struct file *filp) +int usb_debug_open(struct tty_struct *tty, struct usb_serial_port *port, + struct file *filp) { port->bulk_out_size = USB_DEBUG_MAX_PACKET_SIZE; - return usb_serial_generic_open(port, filp); + return usb_serial_generic_open(tty, port, filp); } static struct usb_serial_driver debug_device = { diff --git a/drivers/usb/serial/visor.c b/drivers/usb/serial/visor.c index 5fc2012..373a3c7 100644 --- a/drivers/usb/serial/visor.c +++ b/drivers/usb/serial/visor.c @@ -35,17 +35,15 @@ #define DRIVER_DESC "USB HandSpring Visor / Palm OS driver" /* function prototypes for a handspring visor */ -static int visor_open (struct usb_serial_port *port, struct file *filp); -static void visor_close (struct usb_serial_port *port, struct file *filp); -static int visor_write (struct usb_serial_port *port, const unsigned char *buf, int count); -static int visor_write_room (struct usb_serial_port *port); -static int visor_chars_in_buffer (struct usb_serial_port *port); -static void visor_throttle (struct usb_serial_port *port); -static void visor_unthrottle (struct usb_serial_port *port); +static int visor_open (struct tty_struct *tty, struct usb_serial_port *port, struct file *filp); +static void visor_close (struct tty_struct *tty, struct usb_serial_port *port, struct file *filp); +static int visor_write (struct tty_struct *tty, struct usb_serial_port *port, const unsigned char *buf, int count); +static int visor_write_room (struct tty_struct *tty); +static void visor_throttle (struct tty_struct *tty); +static void visor_unthrottle (struct tty_struct *tty); static int visor_probe (struct usb_serial *serial, const struct usb_device_id *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_write_bulk_callback (struct urb *urb); static void visor_read_bulk_callback (struct urb *urb); static void visor_read_int_callback (struct urb *urb); @@ -198,10 +196,8 @@ static struct usb_serial_driver handspring_device = { .probe = visor_probe, .calc_num_ports = visor_calc_num_ports, .shutdown = visor_shutdown, - .ioctl = visor_ioctl, .write = visor_write, .write_room = visor_write_room, - .chars_in_buffer = visor_chars_in_buffer, .write_bulk_callback = visor_write_bulk_callback, .read_bulk_callback = visor_read_bulk_callback, .read_int_callback = visor_read_int_callback, @@ -225,10 +221,8 @@ static struct usb_serial_driver clie_5_device = { .probe = visor_probe, .calc_num_ports = visor_calc_num_ports, .shutdown = visor_shutdown, - .ioctl = visor_ioctl, .write = visor_write, .write_room = visor_write_room, - .chars_in_buffer = visor_chars_in_buffer, .write_bulk_callback = visor_write_bulk_callback, .read_bulk_callback = visor_read_bulk_callback, .read_int_callback = visor_read_int_callback, @@ -249,10 +243,8 @@ static struct usb_serial_driver clie_3_5_device = { .throttle = visor_throttle, .unthrottle = visor_unthrottle, .attach = clie_3_5_startup, - .ioctl = visor_ioctl, .write = visor_write, .write_room = visor_write_room, - .chars_in_buffer = visor_chars_in_buffer, .write_bulk_callback = visor_write_bulk_callback, .read_bulk_callback = visor_read_bulk_callback, }; @@ -274,7 +266,7 @@ static int stats; /****************************************************************************** * Handspring Visor specific driver functions ******************************************************************************/ -static int visor_open (struct usb_serial_port *port, struct file *filp) +static int visor_open (struct tty_struct *tty, struct usb_serial_port *port, struct file *filp) { struct usb_serial *serial = port->serial; struct visor_private *priv = usb_get_serial_port_data(port); @@ -300,8 +292,8 @@ static int visor_open (struct usb_serial_port *port, struct file *filp) * through, otherwise it is scheduled, and with high data rates (like * with OHCI) data can get lost. */ - if (port->tty) - port->tty->low_latency = 1; + if (tty) + tty->low_latency = 1; /* Start reading from the device */ usb_fill_bulk_urb (port->read_urb, serial->dev, @@ -329,7 +321,8 @@ exit: } -static void visor_close (struct usb_serial_port *port, struct file * filp) +static void visor_close(struct tty_struct *tty, + struct usb_serial_port *port, struct file * filp) { struct visor_private *priv = usb_get_serial_port_data(port); unsigned char *transfer_buffer; @@ -361,7 +354,8 @@ static void visor_close (struct usb_serial_port *port, struct file * filp) } -static int visor_write (struct usb_serial_port *port, const unsigned char *buf, int count) +static int visor_write(struct tty_struct *tty, struct usb_serial_port *port, + const unsigned char *buf, int count) { struct visor_private *priv = usb_get_serial_port_data(port); struct usb_serial *serial = port->serial; @@ -435,8 +429,9 @@ error_no_buffer: } -static int visor_write_room (struct usb_serial_port *port) +static int visor_write_room (struct tty_struct *tty) { + struct usb_serial_port *port = tty->driver_data; struct visor_private *priv = usb_get_serial_port_data(port); unsigned long flags; @@ -460,22 +455,6 @@ static int visor_write_room (struct usb_serial_port *port) } -static int visor_chars_in_buffer (struct usb_serial_port *port) -{ - dbg("%s - port %d", __func__, port->number); - - /* - * We can't really account for how much data we - * have sent out, but hasn't made it through to the - * device, so just tell the tty layer that everything - * is flushed. - * - * FIXME: Should walk outstanding_urbs - */ - return 0; -} - - static void visor_write_bulk_callback (struct urb *urb) { struct usb_serial_port *port = urb->context; @@ -520,7 +499,7 @@ static void visor_read_bulk_callback (struct urb *urb) usb_serial_debug_data(debug, &port->dev, __func__, urb->actual_length, data); - tty = port->tty; + tty = port->port.tty; if (tty && urb->actual_length) { available_room = tty_buffer_request_room(tty, urb->actual_length); if (available_room) { @@ -591,8 +570,9 @@ exit: __func__, result); } -static void visor_throttle (struct usb_serial_port *port) +static void visor_throttle (struct tty_struct *tty) { + struct usb_serial_port *port = tty->driver_data; struct visor_private *priv = usb_get_serial_port_data(port); unsigned long flags; @@ -603,8 +583,9 @@ static void visor_throttle (struct usb_serial_port *port) } -static void visor_unthrottle (struct usb_serial_port *port) +static void visor_unthrottle (struct tty_struct *tty) { + struct usb_serial_port *port = tty->driver_data; struct visor_private *priv = usb_get_serial_port_data(port); unsigned long flags; int result; @@ -922,13 +903,6 @@ 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) -{ - dbg("%s - port %d, cmd 0x%.4x", __func__, port->number, cmd); - - return -ENOIOCTLCMD; -} - static int __init visor_init (void) { int i, retval; diff --git a/drivers/usb/serial/whiteheat.c b/drivers/usb/serial/whiteheat.c index 665aa77..b07d6a5 100644 --- a/drivers/usb/serial/whiteheat.c +++ b/drivers/usb/serial/whiteheat.c @@ -142,18 +142,18 @@ static int whiteheat_firmware_attach (struct usb_serial *serial); /* function prototypes for the Connect Tech WhiteHEAT serial converter */ static int whiteheat_attach (struct usb_serial *serial); static void whiteheat_shutdown (struct usb_serial *serial); -static int whiteheat_open (struct usb_serial_port *port, struct file *filp); -static void whiteheat_close (struct usb_serial_port *port, struct file *filp); -static int whiteheat_write (struct usb_serial_port *port, const unsigned char *buf, int count); -static int whiteheat_write_room (struct usb_serial_port *port); -static int whiteheat_ioctl (struct usb_serial_port *port, struct file * file, unsigned int cmd, unsigned long arg); -static void whiteheat_set_termios (struct usb_serial_port *port, struct ktermios * old); -static int whiteheat_tiocmget (struct usb_serial_port *port, struct file *file); -static int whiteheat_tiocmset (struct usb_serial_port *port, struct file *file, unsigned int set, unsigned int clear); -static void whiteheat_break_ctl (struct usb_serial_port *port, int break_state); -static int whiteheat_chars_in_buffer (struct usb_serial_port *port); -static void whiteheat_throttle (struct usb_serial_port *port); -static void whiteheat_unthrottle (struct usb_serial_port *port); +static int whiteheat_open (struct tty_struct *tty, struct usb_serial_port *port, struct file *filp); +static void whiteheat_close (struct tty_struct *tty, struct usb_serial_port *port, struct file *filp); +static int whiteheat_write (struct tty_struct *tty, struct usb_serial_port *port, const unsigned char *buf, int count); +static int whiteheat_write_room (struct tty_struct *tty); +static int whiteheat_ioctl (struct tty_struct *tty, struct file * file, unsigned int cmd, unsigned long arg); +static void whiteheat_set_termios (struct tty_struct *tty, struct usb_serial_port *port, struct ktermios * old); +static int whiteheat_tiocmget (struct tty_struct *tty, struct file *file); +static int whiteheat_tiocmset (struct tty_struct *tty, struct file *file, unsigned int set, unsigned int clear); +static void whiteheat_break_ctl (struct tty_struct *tty, int break_state); +static int whiteheat_chars_in_buffer (struct tty_struct *tty); +static void whiteheat_throttle (struct tty_struct *tty); +static void whiteheat_unthrottle (struct tty_struct *tty); static void whiteheat_read_callback (struct urb *urb); static void whiteheat_write_callback (struct urb *urb); @@ -246,7 +246,7 @@ static void rx_data_softint(struct work_struct *work); static int firm_send_command(struct usb_serial_port *port, __u8 command, __u8 *data, __u8 datasize); static int firm_open(struct usb_serial_port *port); static int firm_close(struct usb_serial_port *port); -static int firm_setup_port(struct usb_serial_port *port); +static int firm_setup_port(struct tty_struct *tty); static int firm_set_rts(struct usb_serial_port *port, __u8 onoff); static int firm_set_dtr(struct usb_serial_port *port, __u8 onoff); static int firm_set_break(struct usb_serial_port *port, __u8 onoff); @@ -613,7 +613,8 @@ static void whiteheat_shutdown (struct usb_serial *serial) } -static int whiteheat_open (struct usb_serial_port *port, struct file *filp) +static int whiteheat_open (struct tty_struct *tty, + struct usb_serial_port *port, struct file *filp) { int retval = 0; struct ktermios old_term; @@ -624,7 +625,8 @@ static int whiteheat_open (struct usb_serial_port *port, struct file *filp) if (retval) goto exit; - port->tty->low_latency = 1; + if (tty) + tty->low_latency = 1; /* send an open port command */ retval = firm_open(port); @@ -640,9 +642,11 @@ static int whiteheat_open (struct usb_serial_port *port, struct file *filp) goto exit; } - old_term.c_cflag = ~port->tty->termios->c_cflag; - old_term.c_iflag = ~port->tty->termios->c_iflag; - whiteheat_set_termios(port, &old_term); + if (tty) { + old_term.c_cflag = ~tty->termios->c_cflag; + old_term.c_iflag = ~tty->termios->c_iflag; + whiteheat_set_termios(tty, port, &old_term); + } /* Work around HCD bugs */ usb_clear_halt(port->serial->dev, port->read_urb->pipe); @@ -663,7 +667,8 @@ exit: } -static void whiteheat_close(struct usb_serial_port *port, struct file * filp) +static void whiteheat_close(struct tty_struct *tty, + struct usb_serial_port *port, struct file * filp) { struct whiteheat_private *info = usb_get_serial_port_data(port); struct whiteheat_urb_wrap *wrap; @@ -681,7 +686,7 @@ static void whiteheat_close(struct usb_serial_port *port, struct file * filp) } mutex_unlock(&port->serial->disc_mutex); - port->tty->closing = 1; + tty->closing = 1; /* * Not currently in use; tty_wait_until_sent() calls @@ -689,12 +694,12 @@ static void whiteheat_close(struct usb_serial_port *port, struct file * filp) * acquisition. This should be fixed at some point. Greg's been * notified. if ((filp->f_flags & (O_NDELAY | O_NONBLOCK)) == 0) { - tty_wait_until_sent(port->tty, CLOSING_DELAY); + tty_wait_until_sent(tty, CLOSING_DELAY); } */ - tty_driver_flush_buffer(port->tty); - tty_ldisc_flush(port->tty); + tty_driver_flush_buffer(tty); + tty_ldisc_flush(tty); firm_report_tx_done(port); @@ -728,11 +733,12 @@ static void whiteheat_close(struct usb_serial_port *port, struct file * filp) stop_command_port(port->serial); - port->tty->closing = 0; + tty->closing = 0; } -static int whiteheat_write(struct usb_serial_port *port, const unsigned char *buf, int count) +static int whiteheat_write(struct tty_struct *tty, + struct usb_serial_port *port, const unsigned char *buf, int count) { struct usb_serial *serial = port->serial; struct whiteheat_private *info = usb_get_serial_port_data(port); @@ -791,8 +797,9 @@ static int whiteheat_write(struct usb_serial_port *port, const unsigned char *bu } -static int whiteheat_write_room(struct usb_serial_port *port) +static int whiteheat_write_room(struct tty_struct *tty) { + struct usb_serial_port *port = tty->driver_data; struct whiteheat_private *info = usb_get_serial_port_data(port); struct list_head *tmp; int room = 0; @@ -811,8 +818,9 @@ static int whiteheat_write_room(struct usb_serial_port *port) } -static int whiteheat_tiocmget (struct usb_serial_port *port, struct file *file) +static int whiteheat_tiocmget (struct tty_struct *tty, struct file *file) { + struct usb_serial_port *port = tty->driver_data; struct whiteheat_private *info = usb_get_serial_port_data(port); unsigned int modem_signals = 0; @@ -828,9 +836,10 @@ static int whiteheat_tiocmget (struct usb_serial_port *port, struct file *file) } -static int whiteheat_tiocmset (struct usb_serial_port *port, struct file *file, +static int whiteheat_tiocmset (struct tty_struct *tty, struct file *file, unsigned int set, unsigned int clear) { + struct usb_serial_port *port = tty->driver_data; struct whiteheat_private *info = usb_get_serial_port_data(port); dbg("%s - port %d", __func__, port->number); @@ -851,8 +860,9 @@ static int whiteheat_tiocmset (struct usb_serial_port *port, struct file *file, } -static int whiteheat_ioctl (struct usb_serial_port *port, struct file * file, unsigned int cmd, unsigned long arg) +static int whiteheat_ioctl (struct tty_struct *tty, struct file * file, unsigned int cmd, unsigned long arg) { + struct usb_serial_port *port = tty->driver_data; struct serial_struct serstruct; void __user *user_arg = (void __user *)arg; @@ -896,20 +906,21 @@ static int whiteheat_ioctl (struct usb_serial_port *port, struct file * file, un } -static void whiteheat_set_termios(struct usb_serial_port *port, struct ktermios *old_termios) +static void whiteheat_set_termios(struct tty_struct *tty, struct usb_serial_port *port, struct ktermios *old_termios) { - dbg("%s -port %d", __func__, port->number); - firm_setup_port(port); + firm_setup_port(tty); } -static void whiteheat_break_ctl(struct usb_serial_port *port, int break_state) { +static void whiteheat_break_ctl(struct tty_struct *tty, int break_state) { + struct usb_serial_port *port = tty->driver_data; firm_set_break(port, break_state); } -static int whiteheat_chars_in_buffer(struct usb_serial_port *port) +static int whiteheat_chars_in_buffer(struct tty_struct *tty) { + struct usb_serial_port *port = tty->driver_data; struct whiteheat_private *info = usb_get_serial_port_data(port); struct list_head *tmp; struct whiteheat_urb_wrap *wrap; @@ -930,8 +941,9 @@ static int whiteheat_chars_in_buffer(struct usb_serial_port *port) } -static void whiteheat_throttle (struct usb_serial_port *port) +static void whiteheat_throttle (struct tty_struct *tty) { + struct usb_serial_port *port = tty->driver_data; struct whiteheat_private *info = usb_get_serial_port_data(port); unsigned long flags; @@ -945,8 +957,9 @@ static void whiteheat_throttle (struct usb_serial_port *port) } -static void whiteheat_unthrottle (struct usb_serial_port *port) +static void whiteheat_unthrottle (struct tty_struct *tty) { + struct usb_serial_port *port = tty->driver_data; struct whiteheat_private *info = usb_get_serial_port_data(port); int actually_throttled; unsigned long flags; @@ -1184,9 +1197,10 @@ static int firm_close(struct usb_serial_port *port) { } -static int firm_setup_port(struct usb_serial_port *port) { +static int firm_setup_port(struct tty_struct *tty) { + struct usb_serial_port *port = tty->driver_data; struct whiteheat_port_settings port_settings; - unsigned int cflag = port->tty->termios->c_cflag; + unsigned int cflag = tty->termios->c_cflag; port_settings.port = port->number + 1; @@ -1235,22 +1249,22 @@ static int firm_setup_port(struct usb_serial_port *port) { (port_settings.hflow & WHITEHEAT_HFLOW_DTR) ? "DTR" : ""); /* determine software flow control */ - if (I_IXOFF(port->tty)) + if (I_IXOFF(tty)) port_settings.sflow = WHITEHEAT_SFLOW_RXTX; else port_settings.sflow = WHITEHEAT_SFLOW_NONE; dbg("%s - software flow control = %c", __func__, port_settings.sflow); - port_settings.xon = START_CHAR(port->tty); - port_settings.xoff = STOP_CHAR(port->tty); + port_settings.xon = START_CHAR(tty); + port_settings.xoff = STOP_CHAR(tty); dbg("%s - XON = %2x, XOFF = %2x", __func__, port_settings.xon, port_settings.xoff); /* get the baud rate wanted */ - port_settings.baud = tty_get_baud_rate(port->tty); + port_settings.baud = tty_get_baud_rate(tty); dbg("%s - baud rate = %d", __func__, port_settings.baud); /* fixme: should set validated settings */ - tty_encode_baud_rate(port->tty, port_settings.baud, port_settings.baud); + tty_encode_baud_rate(tty, port_settings.baud, port_settings.baud); /* handle any settings that aren't specified in the tty structure */ port_settings.lloop = 0; @@ -1426,7 +1440,7 @@ static void rx_data_softint(struct work_struct *work) struct whiteheat_private *info = container_of(work, struct whiteheat_private, rx_work); struct usb_serial_port *port = info->port; - struct tty_struct *tty = port->tty; + struct tty_struct *tty = port->port.tty; struct whiteheat_urb_wrap *wrap; struct urb *urb; unsigned long flags; |
