From 0ad9e7d1d6bf7829912be50d24d4f3f473006326 Mon Sep 17 00:00:00 2001 From: Alan Cox Date: Wed, 16 Jul 2008 21:56:10 +0100 Subject: mxser: use tty_port Switch mxser to use the new tty_port structure Signed-off-by: Alan Cox Signed-off-by: Linus Torvalds --- drivers/char/mxser.c | 257 +++++++++++++++++++++++++-------------------------- 1 file changed, 126 insertions(+), 131 deletions(-) (limited to 'drivers/char/mxser.c') diff --git a/drivers/char/mxser.c b/drivers/char/mxser.c index 4b81a85c5b5..e83ccee0316 100644 --- a/drivers/char/mxser.c +++ b/drivers/char/mxser.c @@ -222,8 +222,8 @@ struct mxser_mon_ext { struct mxser_board; struct mxser_port { + struct tty_port port; struct mxser_board *board; - struct tty_struct *tty; unsigned long ioaddr; unsigned long opmode_ioaddr; @@ -234,7 +234,6 @@ struct mxser_port { int rx_low_water; int baud_base; /* max. speed */ int type; /* UART type */ - int flags; /* defined in tty.h */ int x_char; /* xon/xoff character */ int IER; /* Interrupt Enable Register */ @@ -249,15 +248,12 @@ struct mxser_port { unsigned char err_shadow; unsigned long event; - int count; /* # of fd on device */ - int blocked_open; /* # of blocked opens */ struct async_icount icount; /* kernel counters for 4 input interrupts */ int timeout; int read_status_mask; int ignore_status_mask; int xmit_fifo_size; - unsigned char *xmit_buf; int xmit_head; int xmit_tail; int xmit_cnt; @@ -267,7 +263,6 @@ struct mxser_port { struct mxser_mon mon_data; spinlock_t slock; - wait_queue_head_t open_wait; wait_queue_head_t delta_msr_wait; }; @@ -575,7 +570,7 @@ static int mxser_block_til_ready(struct tty_struct *tty, struct file *filp, */ if ((filp->f_flags & O_NONBLOCK) || test_bit(TTY_IO_ERROR, &tty->flags)) { - port->flags |= ASYNC_NORMAL_ACTIVE; + port->port.flags |= ASYNC_NORMAL_ACTIVE; return 0; } @@ -585,32 +580,32 @@ static int mxser_block_til_ready(struct tty_struct *tty, struct file *filp, /* * Block waiting for the carrier detect and the line to become * free (i.e., not in use by the callout). While we are in - * this loop, port->count is dropped by one, so that + * this loop, port->port.count is dropped by one, so that * mxser_close() knows when to free things. We restore it upon * exit, either normal or abnormal. */ retval = 0; - add_wait_queue(&port->open_wait, &wait); + add_wait_queue(&port->port.open_wait, &wait); spin_lock_irqsave(&port->slock, flags); if (!tty_hung_up_p(filp)) - port->count--; + port->port.count--; spin_unlock_irqrestore(&port->slock, flags); - port->blocked_open++; + port->port.blocked_open++; while (1) { spin_lock_irqsave(&port->slock, flags); outb(inb(port->ioaddr + UART_MCR) | UART_MCR_DTR | UART_MCR_RTS, port->ioaddr + UART_MCR); spin_unlock_irqrestore(&port->slock, flags); set_current_state(TASK_INTERRUPTIBLE); - if (tty_hung_up_p(filp) || !(port->flags & ASYNC_INITIALIZED)) { - if (port->flags & ASYNC_HUP_NOTIFY) + if (tty_hung_up_p(filp) || !(port->port.flags & ASYNC_INITIALIZED)) { + if (port->port.flags & ASYNC_HUP_NOTIFY) retval = -EAGAIN; else retval = -ERESTARTSYS; break; } - if (!(port->flags & ASYNC_CLOSING) && + if (!(port->port.flags & ASYNC_CLOSING) && (do_clocal || (inb(port->ioaddr + UART_MSR) & UART_MSR_DCD))) break; @@ -621,13 +616,13 @@ static int mxser_block_til_ready(struct tty_struct *tty, struct file *filp, schedule(); } set_current_state(TASK_RUNNING); - remove_wait_queue(&port->open_wait, &wait); + remove_wait_queue(&port->port.open_wait, &wait); if (!tty_hung_up_p(filp)) - port->count++; - port->blocked_open--; + port->port.count++; + port->port.blocked_open--; if (retval) return retval; - port->flags |= ASYNC_NORMAL_ACTIVE; + port->port.flags |= ASYNC_NORMAL_ACTIVE; return 0; } @@ -636,7 +631,7 @@ static int mxser_set_baud(struct mxser_port *info, long newspd) int quot = 0, baud; unsigned char cval; - if (!info->tty || !info->tty->termios) + if (!info->port.tty || !info->port.tty->termios) return -1; if (!(info->ioaddr)) @@ -647,13 +642,13 @@ static int mxser_set_baud(struct mxser_port *info, long newspd) if (newspd == 134) { quot = 2 * info->baud_base / 269; - tty_encode_baud_rate(info->tty, 134, 134); + tty_encode_baud_rate(info->port.tty, 134, 134); } else if (newspd) { quot = info->baud_base / newspd; if (quot == 0) quot = 1; baud = info->baud_base/quot; - tty_encode_baud_rate(info->tty, baud, baud); + tty_encode_baud_rate(info->port.tty, baud, baud); } else { quot = 0; } @@ -679,7 +674,7 @@ static int mxser_set_baud(struct mxser_port *info, long newspd) outb(cval, info->ioaddr + UART_LCR); /* reset DLAB */ #ifdef BOTHER - if (C_BAUD(info->tty) == BOTHER) { + if (C_BAUD(info->port.tty) == BOTHER) { quot = info->baud_base % newspd; quot *= 8; if (quot % newspd > newspd / 2) { @@ -707,14 +702,14 @@ static int mxser_change_speed(struct mxser_port *info, int ret = 0; unsigned char status; - if (!info->tty || !info->tty->termios) + if (!info->port.tty || !info->port.tty->termios) return ret; - cflag = info->tty->termios->c_cflag; + cflag = info->port.tty->termios->c_cflag; if (!(info->ioaddr)) return ret; - if (mxser_set_baud_method[info->tty->index] == 0) - mxser_set_baud(info, tty_get_baud_rate(info->tty)); + if (mxser_set_baud_method[info->port.tty->index] == 0) + mxser_set_baud(info, tty_get_baud_rate(info->port.tty)); /* byte size and parity */ switch (cflag & CSIZE) { @@ -777,15 +772,15 @@ static int mxser_change_speed(struct mxser_port *info, info->IER &= ~UART_IER_MSI; info->MCR &= ~UART_MCR_AFE; if (cflag & CRTSCTS) { - info->flags |= ASYNC_CTS_FLOW; + info->port.flags |= ASYNC_CTS_FLOW; info->IER |= UART_IER_MSI; if ((info->type == PORT_16550A) || (info->board->chip_flag)) { info->MCR |= UART_MCR_AFE; } else { status = inb(info->ioaddr + UART_MSR); - if (info->tty->hw_stopped) { + if (info->port.tty->hw_stopped) { if (status & UART_MSR_CTS) { - info->tty->hw_stopped = 0; + info->port.tty->hw_stopped = 0; if (info->type != PORT_16550A && !info->board->chip_flag) { outb(info->IER & ~UART_IER_THRI, @@ -795,11 +790,11 @@ static int mxser_change_speed(struct mxser_port *info, outb(info->IER, info->ioaddr + UART_IER); } - tty_wakeup(info->tty); + tty_wakeup(info->port.tty); } } else { if (!(status & UART_MSR_CTS)) { - info->tty->hw_stopped = 1; + info->port.tty->hw_stopped = 1; if ((info->type != PORT_16550A) && (!info->board->chip_flag)) { info->IER &= ~UART_IER_THRI; @@ -810,13 +805,13 @@ static int mxser_change_speed(struct mxser_port *info, } } } else { - info->flags &= ~ASYNC_CTS_FLOW; + info->port.flags &= ~ASYNC_CTS_FLOW; } outb(info->MCR, info->ioaddr + UART_MCR); if (cflag & CLOCAL) { - info->flags &= ~ASYNC_CHECK_CD; + info->port.flags &= ~ASYNC_CHECK_CD; } else { - info->flags |= ASYNC_CHECK_CD; + info->port.flags |= ASYNC_CHECK_CD; info->IER |= UART_IER_MSI; } outb(info->IER, info->ioaddr + UART_IER); @@ -825,21 +820,21 @@ static int mxser_change_speed(struct mxser_port *info, * Set up parity check flag */ info->read_status_mask = UART_LSR_OE | UART_LSR_THRE | UART_LSR_DR; - if (I_INPCK(info->tty)) + if (I_INPCK(info->port.tty)) info->read_status_mask |= UART_LSR_FE | UART_LSR_PE; - if (I_BRKINT(info->tty) || I_PARMRK(info->tty)) + if (I_BRKINT(info->port.tty) || I_PARMRK(info->port.tty)) info->read_status_mask |= UART_LSR_BI; info->ignore_status_mask = 0; - if (I_IGNBRK(info->tty)) { + if (I_IGNBRK(info->port.tty)) { info->ignore_status_mask |= UART_LSR_BI; info->read_status_mask |= UART_LSR_BI; /* * If we're ignore parity and break indicators, ignore * overruns too. (For real raw support). */ - if (I_IGNPAR(info->tty)) { + if (I_IGNPAR(info->port.tty)) { info->ignore_status_mask |= UART_LSR_OE | UART_LSR_PE | @@ -851,16 +846,16 @@ static int mxser_change_speed(struct mxser_port *info, } } if (info->board->chip_flag) { - mxser_set_must_xon1_value(info->ioaddr, START_CHAR(info->tty)); - mxser_set_must_xoff1_value(info->ioaddr, STOP_CHAR(info->tty)); - if (I_IXON(info->tty)) { + mxser_set_must_xon1_value(info->ioaddr, START_CHAR(info->port.tty)); + mxser_set_must_xoff1_value(info->ioaddr, STOP_CHAR(info->port.tty)); + if (I_IXON(info->port.tty)) { mxser_enable_must_rx_software_flow_control( info->ioaddr); } else { mxser_disable_must_rx_software_flow_control( info->ioaddr); } - if (I_IXOFF(info->tty)) { + if (I_IXOFF(info->port.tty)) { mxser_enable_must_tx_software_flow_control( info->ioaddr); } else { @@ -890,15 +885,15 @@ static void mxser_check_modem_status(struct mxser_port *port, int status) port->mon_data.modem_status = status; wake_up_interruptible(&port->delta_msr_wait); - if ((port->flags & ASYNC_CHECK_CD) && (status & UART_MSR_DDCD)) { + if ((port->port.flags & ASYNC_CHECK_CD) && (status & UART_MSR_DDCD)) { if (status & UART_MSR_DCD) - wake_up_interruptible(&port->open_wait); + wake_up_interruptible(&port->port.open_wait); } - if (port->flags & ASYNC_CTS_FLOW) { - if (port->tty->hw_stopped) { + if (port->port.flags & ASYNC_CTS_FLOW) { + if (port->port.tty->hw_stopped) { if (status & UART_MSR_CTS) { - port->tty->hw_stopped = 0; + port->port.tty->hw_stopped = 0; if ((port->type != PORT_16550A) && (!port->board->chip_flag)) { @@ -908,11 +903,11 @@ static void mxser_check_modem_status(struct mxser_port *port, int status) outb(port->IER, port->ioaddr + UART_IER); } - tty_wakeup(port->tty); + tty_wakeup(port->port.tty); } } else { if (!(status & UART_MSR_CTS)) { - port->tty->hw_stopped = 1; + port->port.tty->hw_stopped = 1; if (port->type != PORT_16550A && !port->board->chip_flag) { port->IER &= ~UART_IER_THRI; @@ -935,23 +930,23 @@ static int mxser_startup(struct mxser_port *info) spin_lock_irqsave(&info->slock, flags); - if (info->flags & ASYNC_INITIALIZED) { + if (info->port.flags & ASYNC_INITIALIZED) { free_page(page); spin_unlock_irqrestore(&info->slock, flags); return 0; } if (!info->ioaddr || !info->type) { - if (info->tty) - set_bit(TTY_IO_ERROR, &info->tty->flags); + if (info->port.tty) + set_bit(TTY_IO_ERROR, &info->port.tty->flags); free_page(page); spin_unlock_irqrestore(&info->slock, flags); return 0; } - if (info->xmit_buf) + if (info->port.xmit_buf) free_page(page); else - info->xmit_buf = (unsigned char *) page; + info->port.xmit_buf = (unsigned char *) page; /* * Clear the FIFO buffers and disable them @@ -973,8 +968,8 @@ static int mxser_startup(struct mxser_port *info) if (inb(info->ioaddr + UART_LSR) == 0xff) { spin_unlock_irqrestore(&info->slock, flags); if (capable(CAP_SYS_ADMIN)) { - if (info->tty) - set_bit(TTY_IO_ERROR, &info->tty->flags); + if (info->port.tty) + set_bit(TTY_IO_ERROR, &info->port.tty->flags); return 0; } else return -ENODEV; @@ -1012,15 +1007,15 @@ static int mxser_startup(struct mxser_port *info) (void) inb(info->ioaddr + UART_IIR); (void) inb(info->ioaddr + UART_MSR); - if (info->tty) - clear_bit(TTY_IO_ERROR, &info->tty->flags); + if (info->port.tty) + clear_bit(TTY_IO_ERROR, &info->port.tty->flags); info->xmit_cnt = info->xmit_head = info->xmit_tail = 0; /* * and set the speed of the serial port */ mxser_change_speed(info, NULL); - info->flags |= ASYNC_INITIALIZED; + info->port.flags |= ASYNC_INITIALIZED; spin_unlock_irqrestore(&info->slock, flags); return 0; @@ -1034,7 +1029,7 @@ static void mxser_shutdown(struct mxser_port *info) { unsigned long flags; - if (!(info->flags & ASYNC_INITIALIZED)) + if (!(info->port.flags & ASYNC_INITIALIZED)) return; spin_lock_irqsave(&info->slock, flags); @@ -1048,15 +1043,15 @@ static void mxser_shutdown(struct mxser_port *info) /* * Free the IRQ, if necessary */ - if (info->xmit_buf) { - free_page((unsigned long) info->xmit_buf); - info->xmit_buf = NULL; + if (info->port.xmit_buf) { + free_page((unsigned long) info->port.xmit_buf); + info->port.xmit_buf = NULL; } info->IER = 0; outb(0x00, info->ioaddr + UART_IER); - if (!info->tty || (info->tty->termios->c_cflag & HUPCL)) + if (!info->port.tty || (info->port.tty->termios->c_cflag & HUPCL)) info->MCR &= ~(UART_MCR_DTR | UART_MCR_RTS); outb(info->MCR, info->ioaddr + UART_MCR); @@ -1072,10 +1067,10 @@ static void mxser_shutdown(struct mxser_port *info) /* read data port to reset things */ (void) inb(info->ioaddr + UART_RX); - if (info->tty) - set_bit(TTY_IO_ERROR, &info->tty->flags); + if (info->port.tty) + set_bit(TTY_IO_ERROR, &info->port.tty->flags); - info->flags &= ~ASYNC_INITIALIZED; + info->port.flags &= ~ASYNC_INITIALIZED; if (info->board->chip_flag) SET_MOXA_MUST_NO_SOFTWARE_FLOW_CONTROL(info->ioaddr); @@ -1105,12 +1100,12 @@ static int mxser_open(struct tty_struct *tty, struct file *filp) return -ENODEV; tty->driver_data = info; - info->tty = tty; + info->port.tty = tty; /* * Start up serial port */ spin_lock_irqsave(&info->slock, flags); - info->count++; + info->port.count++; spin_unlock_irqrestore(&info->slock, flags); retval = mxser_startup(info); if (retval) @@ -1170,34 +1165,34 @@ static void mxser_close(struct tty_struct *tty, struct file *filp) spin_unlock_irqrestore(&info->slock, flags); return; } - if ((tty->count == 1) && (info->count != 1)) { + if ((tty->count == 1) && (info->port.count != 1)) { /* * Uh, oh. tty->count is 1, which means that the tty - * structure will be freed. Info->count should always + * structure will be freed. Info->port.count should always * be one in these conditions. If it's greater than * one, we've got real problems, since it means the * serial port won't be shutdown. */ printk(KERN_ERR "mxser_close: bad serial port count; " - "tty->count is 1, info->count is %d\n", info->count); - info->count = 1; + "tty->count is 1, info->port.count is %d\n", info->port.count); + info->port.count = 1; } - if (--info->count < 0) { + if (--info->port.count < 0) { printk(KERN_ERR "mxser_close: bad serial port count for " - "ttys%d: %d\n", tty->index, info->count); - info->count = 0; + "ttys%d: %d\n", tty->index, info->port.count); + info->port.count = 0; } - if (info->count) { + if (info->port.count) { spin_unlock_irqrestore(&info->slock, flags); return; } - info->flags |= ASYNC_CLOSING; + info->port.flags |= ASYNC_CLOSING; spin_unlock_irqrestore(&info->slock, flags); /* * Save the termios structure, since this port may have * separate termios for callout and dialin. */ - if (info->flags & ASYNC_NORMAL_ACTIVE) + if (info->port.flags & ASYNC_NORMAL_ACTIVE) info->normal_termios = *tty->termios; /* * Now we wait for the transmit buffer to clear; and we notify @@ -1216,7 +1211,7 @@ static void mxser_close(struct tty_struct *tty, struct file *filp) if (info->board->chip_flag) info->IER &= ~MOXA_MUST_RECV_ISR; - if (info->flags & ASYNC_INITIALIZED) { + if (info->port.flags & ASYNC_INITIALIZED) { outb(info->IER, info->ioaddr + UART_IER); /* * Before we drop DTR, make sure the UART transmitter @@ -1237,14 +1232,14 @@ static void mxser_close(struct tty_struct *tty, struct file *filp) tty->closing = 0; info->event = 0; - info->tty = NULL; - if (info->blocked_open) { + info->port.tty = NULL; + if (info->port.blocked_open) { if (info->close_delay) schedule_timeout_interruptible(info->close_delay); - wake_up_interruptible(&info->open_wait); + wake_up_interruptible(&info->port.open_wait); } - info->flags &= ~(ASYNC_NORMAL_ACTIVE | ASYNC_CLOSING); + info->port.flags &= ~(ASYNC_NORMAL_ACTIVE | ASYNC_CLOSING); } static int mxser_write(struct tty_struct *tty, const unsigned char *buf, int count) @@ -1253,7 +1248,7 @@ static int mxser_write(struct tty_struct *tty, const unsigned char *buf, int cou struct mxser_port *info = tty->driver_data; unsigned long flags; - if (!info->xmit_buf) + if (!info->port.xmit_buf) return 0; while (1) { @@ -1262,7 +1257,7 @@ static int mxser_write(struct tty_struct *tty, const unsigned char *buf, int cou if (c <= 0) break; - memcpy(info->xmit_buf + info->xmit_head, buf, c); + memcpy(info->port.xmit_buf + info->xmit_head, buf, c); spin_lock_irqsave(&info->slock, flags); info->xmit_head = (info->xmit_head + c) & (SERIAL_XMIT_SIZE - 1); @@ -1294,14 +1289,14 @@ static int mxser_put_char(struct tty_struct *tty, unsigned char ch) struct mxser_port *info = tty->driver_data; unsigned long flags; - if (!info->xmit_buf) + if (!info->port.xmit_buf) return 0; if (info->xmit_cnt >= SERIAL_XMIT_SIZE - 1) return 0; spin_lock_irqsave(&info->slock, flags); - info->xmit_buf[info->xmit_head++] = ch; + info->port.xmit_buf[info->xmit_head++] = ch; info->xmit_head &= SERIAL_XMIT_SIZE - 1; info->xmit_cnt++; spin_unlock_irqrestore(&info->slock, flags); @@ -1327,7 +1322,7 @@ static void mxser_flush_chars(struct tty_struct *tty) if (info->xmit_cnt <= 0 || tty->stopped || - !info->xmit_buf || + !info->port.xmit_buf || (tty->hw_stopped && (info->type != PORT_16550A) && (!info->board->chip_flag) @@ -1370,10 +1365,10 @@ static int mxser_get_serial_info(struct mxser_port *info, { struct serial_struct tmp = { .type = info->type, - .line = info->tty->index, + .line = info->port.tty->index, .port = info->ioaddr, .irq = info->board->irq, - .flags = info->flags, + .flags = info->port.flags, .baud_base = info->baud_base, .close_delay = info->close_delay, .closing_wait = info->closing_wait, @@ -1403,33 +1398,33 @@ static int mxser_set_serial_info(struct mxser_port *info, new_serial.port != info->ioaddr) return -EINVAL; - flags = info->flags & ASYNC_SPD_MASK; + flags = info->port.flags & ASYNC_SPD_MASK; if (!capable(CAP_SYS_ADMIN)) { if ((new_serial.baud_base != info->baud_base) || (new_serial.close_delay != info->close_delay) || - ((new_serial.flags & ~ASYNC_USR_MASK) != (info->flags & ~ASYNC_USR_MASK))) + ((new_serial.flags & ~ASYNC_USR_MASK) != (info->port.flags & ~ASYNC_USR_MASK))) return -EPERM; - info->flags = ((info->flags & ~ASYNC_USR_MASK) | + info->port.flags = ((info->port.flags & ~ASYNC_USR_MASK) | (new_serial.flags & ASYNC_USR_MASK)); } else { /* * OK, past this point, all the error checking has been done. * At this point, we start making changes..... */ - info->flags = ((info->flags & ~ASYNC_FLAGS) | + info->port.flags = ((info->port.flags & ~ASYNC_FLAGS) | (new_serial.flags & ASYNC_FLAGS)); info->close_delay = new_serial.close_delay * HZ / 100; info->closing_wait = new_serial.closing_wait * HZ / 100; - info->tty->low_latency = - (info->flags & ASYNC_LOW_LATENCY) ? 1 : 0; - info->tty->low_latency = 0; - if ((info->flags & ASYNC_SPD_MASK) == ASYNC_SPD_CUST && + info->port.tty->low_latency = + (info->port.flags & ASYNC_LOW_LATENCY) ? 1 : 0; + info->port.tty->low_latency = 0; + if ((info->port.flags & ASYNC_SPD_MASK) == ASYNC_SPD_CUST && (new_serial.baud_base != info->baud_base || new_serial.custom_divisor != info->custom_divisor)) { baud = new_serial.baud_base / new_serial.custom_divisor; - tty_encode_baud_rate(info->tty, baud, baud); + tty_encode_baud_rate(info->port.tty, baud, baud); } } @@ -1437,8 +1432,8 @@ static int mxser_set_serial_info(struct mxser_port *info, process_txrx_fifo(info); - if (info->flags & ASYNC_INITIALIZED) { - if (flags != (info->flags & ASYNC_SPD_MASK)) { + if (info->port.flags & ASYNC_INITIALIZED) { + if (flags != (info->port.flags & ASYNC_SPD_MASK)) { spin_lock_irqsave(&info->slock, sl_flags); mxser_change_speed(info, NULL); spin_unlock_irqrestore(&info->slock, sl_flags); @@ -1693,12 +1688,12 @@ static int mxser_ioctl_special(unsigned int cmd, void __user *argp) continue; } - if (!port->tty || !port->tty->termios) + if (!port->port.tty || !port->port.tty->termios) GMStatus[i].cflag = port->normal_termios.c_cflag; else GMStatus[i].cflag = - port->tty->termios->c_cflag; + port->port.tty->termios->c_cflag; status = inb(port->ioaddr + UART_MSR); if (status & 0x80 /*UART_MSR_DCD */ ) @@ -1755,14 +1750,14 @@ static int mxser_ioctl_special(unsigned int cmd, void __user *argp) mon_data_ext.modem_status[i] = port->mon_data.modem_status; mon_data_ext.baudrate[i] = - tty_get_baud_rate(port->tty); + tty_get_baud_rate(port->port.tty); - if (!port->tty || !port->tty->termios) { + if (!port->port.tty || !port->port.tty->termios) { cflag = port->normal_termios.c_cflag; iflag = port->normal_termios.c_iflag; } else { - cflag = port->tty->termios->c_cflag; - iflag = port->tty->termios->c_iflag; + cflag = port->port.tty->termios->c_cflag; + iflag = port->port.tty->termios->c_iflag; } mon_data_ext.databits[i] = cflag & CSIZE; @@ -1989,7 +1984,7 @@ static int mxser_ioctl(struct tty_struct *tty, struct file *file, else info->mon_data.hold_reason |= NPPI_NOTIFY_XOFFXENT; - if (info->tty->hw_stopped) + if (info->port.tty->hw_stopped) info->mon_data.hold_reason |= NPPI_NOTIFY_CTSHOLD; else info->mon_data.hold_reason &= ~NPPI_NOTIFY_CTSHOLD; @@ -2038,7 +2033,7 @@ static void mxser_stoprx(struct tty_struct *tty) } } - if (info->tty->termios->c_cflag & CRTSCTS) { + if (info->port.tty->termios->c_cflag & CRTSCTS) { info->MCR &= ~UART_MCR_RTS; outb(info->MCR, info->ioaddr + UART_MCR); } @@ -2075,7 +2070,7 @@ static void mxser_unthrottle(struct tty_struct *tty) } } - if (info->tty->termios->c_cflag & CRTSCTS) { + if (info->port.tty->termios->c_cflag & CRTSCTS) { info->MCR |= UART_MCR_RTS; outb(info->MCR, info->ioaddr + UART_MCR); } @@ -2106,7 +2101,7 @@ static void mxser_start(struct tty_struct *tty) unsigned long flags; spin_lock_irqsave(&info->slock, flags); - if (info->xmit_cnt && info->xmit_buf) { + if (info->xmit_cnt && info->port.xmit_buf) { outb(info->IER & ~UART_IER_THRI, info->ioaddr + UART_IER); info->IER |= UART_IER_THRI; outb(info->IER, info->ioaddr + UART_IER); @@ -2220,10 +2215,10 @@ static void mxser_hangup(struct tty_struct *tty) mxser_flush_buffer(tty); mxser_shutdown(info); info->event = 0; - info->count = 0; - info->flags &= ~ASYNC_NORMAL_ACTIVE; - info->tty = NULL; - wake_up_interruptible(&info->open_wait); + info->port.count = 0; + info->port.flags &= ~ASYNC_NORMAL_ACTIVE; + info->port.tty = NULL; + wake_up_interruptible(&info->port.open_wait); } /* @@ -2246,7 +2241,7 @@ static void mxser_rs_break(struct tty_struct *tty, int break_state) static void mxser_receive_chars(struct mxser_port *port, int *status) { - struct tty_struct *tty = port->tty; + struct tty_struct *tty = port->port.tty; unsigned char ch, gdl; int ignored = 0; int cnt = 0; @@ -2302,7 +2297,7 @@ intr_old: flag = TTY_BREAK; port->icount.brk++; - if (port->flags & ASYNC_SAK) + if (port->port.flags & ASYNC_SAK) do_SAK(tty); } else if (*status & UART_LSR_PE) { flag = TTY_PARITY; @@ -2333,7 +2328,7 @@ intr_old: } while (*status & UART_LSR_DR); end_intr: - mxvar_log.rxcnt[port->tty->index] += cnt; + mxvar_log.rxcnt[port->port.tty->index] += cnt; port->mon_data.rxcnt += cnt; port->mon_data.up_rxcnt += cnt; @@ -2354,18 +2349,18 @@ static void mxser_transmit_chars(struct mxser_port *port) if (port->x_char) { outb(port->x_char, port->ioaddr + UART_TX); port->x_char = 0; - mxvar_log.txcnt[port->tty->index]++; + mxvar_log.txcnt[port->port.tty->index]++; port->mon_data.txcnt++; port->mon_data.up_txcnt++; port->icount.tx++; return; } - if (port->xmit_buf == NULL) + if (port->port.xmit_buf == NULL) return; - if ((port->xmit_cnt <= 0) || port->tty->stopped || - (port->tty->hw_stopped && + if ((port->xmit_cnt <= 0) || port->port.tty->stopped || + (port->port.tty->hw_stopped && (port->type != PORT_16550A) && (!port->board->chip_flag))) { port->IER &= ~UART_IER_THRI; @@ -2376,20 +2371,20 @@ static void mxser_transmit_chars(struct mxser_port *port) cnt = port->xmit_cnt; count = port->xmit_fifo_size; do { - outb(port->xmit_buf[port->xmit_tail++], + outb(port->port.xmit_buf[port->xmit_tail++], port->ioaddr + UART_TX); port->xmit_tail = port->xmit_tail & (SERIAL_XMIT_SIZE - 1); if (--port->xmit_cnt <= 0) break; } while (--count > 0); - mxvar_log.txcnt[port->tty->index] += (cnt - port->xmit_cnt); + mxvar_log.txcnt[port->port.tty->index] += (cnt - port->xmit_cnt); port->mon_data.txcnt += (cnt - port->xmit_cnt); port->mon_data.up_txcnt += (cnt - port->xmit_cnt); port->icount.tx += (cnt - port->xmit_cnt); if (port->xmit_cnt < WAKEUP_CHARS) - tty_wakeup(port->tty); + tty_wakeup(port->port.tty); if (port->xmit_cnt <= 0) { port->IER &= ~UART_IER_THRI; @@ -2440,9 +2435,9 @@ static irqreturn_t mxser_interrupt(int irq, void *dev_id) if (iir & UART_IIR_NO_INT) break; iir &= MOXA_MUST_IIR_MASK; - if (!port->tty || - (port->flags & ASYNC_CLOSING) || - !(port->flags & + if (!port->port.tty || + (port->port.flags & ASYNC_CLOSING) || + !(port->port.flags & ASYNC_INITIALIZED)) { status = inb(port->ioaddr + UART_LSR); outb(0x27, port->ioaddr + UART_FCR); @@ -2558,7 +2553,7 @@ static int __devinit mxser_initbrd(struct mxser_board *brd, if (brd->chip_flag != MOXA_OTHER_UART) mxser_enable_must_enchance_mode(info->ioaddr); - info->flags = ASYNC_SHARE_IRQ; + info->port.flags = ASYNC_SHARE_IRQ; info->type = brd->uart_type; process_txrx_fifo(info); @@ -2567,7 +2562,7 @@ static int __devinit mxser_initbrd(struct mxser_board *brd, info->close_delay = 5 * HZ / 10; info->closing_wait = 30 * HZ; info->normal_termios = mxvar_sdriver->init_termios; - init_waitqueue_head(&info->open_wait); + tty_port_init(&info->port); init_waitqueue_head(&info->delta_msr_wait); memset(&info->mon_data, 0, sizeof(struct mxser_mon)); info->err_shadow = 0; -- cgit v1.2.3-70-g09d2 From 44b7d1b37f786c61d0e382b6f72f605f73de284b Mon Sep 17 00:00:00 2001 From: Alan Cox Date: Wed, 16 Jul 2008 21:57:18 +0100 Subject: tty: add more tty_port fields Move more bits into the tty_port structure Signed-off-by: Alan Cox Signed-off-by: Linus Torvalds --- drivers/char/cyclades.c | 28 ++++---- drivers/char/isicom.c | 28 ++++---- drivers/char/moxa.c | 8 +-- drivers/char/mxser.c | 29 ++++---- drivers/char/riscom8.c | 24 ++++--- drivers/char/riscom8.h | 2 - drivers/char/rocket.c | 23 +++---- drivers/char/rocket.h | 4 +- drivers/char/rocket_int.h | 2 - drivers/char/specialix.c | 153 +++++++++++++++++++++---------------------- drivers/char/specialix_io8.h | 8 +-- drivers/char/sx.c | 2 +- drivers/char/synclink.c | 16 ++--- drivers/char/synclink_gt.c | 16 ++--- drivers/char/synclinkmp.c | 14 ++-- drivers/char/tty_io.c | 2 + include/linux/cyclades.h | 6 +- include/linux/tty.h | 2 + 18 files changed, 169 insertions(+), 198 deletions(-) (limited to 'drivers/char/mxser.c') diff --git a/drivers/char/cyclades.c b/drivers/char/cyclades.c index 0144b19d103..e991dc85f2f 100644 --- a/drivers/char/cyclades.c +++ b/drivers/char/cyclades.c @@ -2677,8 +2677,8 @@ static void cy_close(struct tty_struct *tty, struct file *filp) */ tty->closing = 1; spin_unlock_irqrestore(&card->card_lock, flags); - if (info->closing_wait != CY_CLOSING_WAIT_NONE) - tty_wait_until_sent(tty, info->closing_wait); + if (info->port.closing_wait != CY_CLOSING_WAIT_NONE) + tty_wait_until_sent(tty, info->port.closing_wait); spin_lock_irqsave(&card->card_lock, flags); @@ -2734,9 +2734,9 @@ static void cy_close(struct tty_struct *tty, struct file *filp) info->port.tty = NULL; if (info->port.blocked_open) { spin_unlock_irqrestore(&card->card_lock, flags); - if (info->close_delay) { + if (info->port.close_delay) { msleep_interruptible(jiffies_to_msecs - (info->close_delay)); + (info->port.close_delay)); } wake_up_interruptible(&info->port.open_wait); spin_lock_irqsave(&card->card_lock, flags); @@ -3382,8 +3382,8 @@ get_serial_info(struct cyclades_port *info, cinfo->first_line; tmp.irq = cinfo->irq; tmp.flags = info->port.flags; - tmp.close_delay = info->close_delay; - tmp.closing_wait = info->closing_wait; + tmp.close_delay = info->port.close_delay; + tmp.closing_wait = info->port.closing_wait; tmp.baud_base = info->baud; tmp.custom_divisor = info->custom_divisor; tmp.hub6 = 0; /*!!! */ @@ -3402,7 +3402,7 @@ set_serial_info(struct cyclades_port *info, old_info = *info; if (!capable(CAP_SYS_ADMIN)) { - if (new_serial.close_delay != info->close_delay || + if (new_serial.close_delay != info->port.close_delay || new_serial.baud_base != info->baud || (new_serial.flags & ASYNC_FLAGS & ~ASYNC_USR_MASK) != @@ -3424,8 +3424,8 @@ set_serial_info(struct cyclades_port *info, info->custom_divisor = new_serial.custom_divisor; info->port.flags = (info->port.flags & ~ASYNC_FLAGS) | (new_serial.flags & ASYNC_FLAGS); - info->close_delay = new_serial.close_delay * HZ / 100; - info->closing_wait = new_serial.closing_wait * HZ / 100; + info->port.close_delay = new_serial.close_delay * HZ / 100; + info->port.closing_wait = new_serial.closing_wait * HZ / 100; check_and_exit: if (info->port.flags & ASYNC_INITIALIZED) { @@ -3971,11 +3971,11 @@ cy_ioctl(struct tty_struct *tty, struct file *file, break; #endif /* CONFIG_CYZ_INTR */ case CYSETWAIT: - info->closing_wait = (unsigned short)arg * HZ / 100; + info->port.closing_wait = (unsigned short)arg * HZ / 100; ret_val = 0; break; case CYGETWAIT: - ret_val = info->closing_wait / (HZ / 100); + ret_val = info->port.closing_wait / (HZ / 100); break; case TIOCGSERIAL: ret_val = get_serial_info(info, argp); @@ -4376,13 +4376,13 @@ static int __devinit cy_init_card(struct cyclades_card *cinfo) for (port = cinfo->first_line; port < cinfo->first_line + nports; port++) { info = &cinfo->ports[port - cinfo->first_line]; + tty_port_init(&info->port); info->magic = CYCLADES_MAGIC; info->card = cinfo; info->line = port; - info->closing_wait = CLOSING_WAIT_DELAY; - info->close_delay = 5 * HZ / 10; - tty_port_init(&info->port); + info->port.closing_wait = CLOSING_WAIT_DELAY; + info->port.close_delay = 5 * HZ / 10; info->port.flags = STD_COM_FLAGS; init_completion(&info->shutdown_wait); init_waitqueue_head(&info->delta_msr_wait); diff --git a/drivers/char/isicom.c b/drivers/char/isicom.c index 5a53c15b0dc..d4281df10c2 100644 --- a/drivers/char/isicom.c +++ b/drivers/char/isicom.c @@ -199,10 +199,8 @@ struct isi_board { struct isi_port { unsigned short magic; struct tty_port port; - int close_delay; u16 channel; u16 status; - u16 closing_wait; struct isi_board *card; unsigned char *xmit_buf; int xmit_head; @@ -1051,8 +1049,8 @@ static void isicom_close(struct tty_struct *tty, struct file *filp) tty->closing = 1; spin_unlock_irqrestore(&card->card_lock, flags); - if (port->closing_wait != ASYNC_CLOSING_WAIT_NONE) - tty_wait_until_sent(tty, port->closing_wait); + if (port->port.closing_wait != ASYNC_CLOSING_WAIT_NONE) + tty_wait_until_sent(tty, port->port.closing_wait); /* indicate to the card that no more data can be received on this port */ spin_lock_irqsave(&card->card_lock, flags); @@ -1071,10 +1069,10 @@ static void isicom_close(struct tty_struct *tty, struct file *filp) if (port->port.blocked_open) { spin_unlock_irqrestore(&card->card_lock, flags); - if (port->close_delay) { + if (port->port.close_delay) { pr_dbg("scheduling until time out.\n"); msleep_interruptible( - jiffies_to_msecs(port->close_delay)); + jiffies_to_msecs(port->port.close_delay)); } spin_lock_irqsave(&card->card_lock, flags); wake_up_interruptible(&port->port.open_wait); @@ -1256,8 +1254,8 @@ static int isicom_set_serial_info(struct isi_port *port, (newinfo.flags & ASYNC_SPD_MASK)); if (!capable(CAP_SYS_ADMIN)) { - if ((newinfo.close_delay != port->close_delay) || - (newinfo.closing_wait != port->closing_wait) || + if ((newinfo.close_delay != port->port.close_delay) || + (newinfo.closing_wait != port->port.closing_wait) || ((newinfo.flags & ~ASYNC_USR_MASK) != (port->port.flags & ~ASYNC_USR_MASK))) { unlock_kernel(); @@ -1266,8 +1264,8 @@ static int isicom_set_serial_info(struct isi_port *port, port->port.flags = ((port->port.flags & ~ASYNC_USR_MASK) | (newinfo.flags & ASYNC_USR_MASK)); } else { - port->close_delay = newinfo.close_delay; - port->closing_wait = newinfo.closing_wait; + port->port.close_delay = newinfo.close_delay; + port->port.closing_wait = newinfo.closing_wait; port->port.flags = ((port->port.flags & ~ASYNC_FLAGS) | (newinfo.flags & ASYNC_FLAGS)); } @@ -1294,8 +1292,8 @@ static int isicom_get_serial_info(struct isi_port *port, out_info.irq = port->card->irq; out_info.flags = port->port.flags; /* out_info.baud_base = ? */ - out_info.close_delay = port->close_delay; - out_info.closing_wait = port->closing_wait; + out_info.close_delay = port->port.close_delay; + out_info.closing_wait = port->port.closing_wait; unlock_kernel(); if (copy_to_user(info, &out_info, sizeof(out_info))) return -EFAULT; @@ -1804,13 +1802,13 @@ static int __init isicom_init(void) isi_card[idx].ports = port; spin_lock_init(&isi_card[idx].card_lock); for (channel = 0; channel < 16; channel++, port++) { + tty_port_init(&port->port); port->magic = ISICOM_MAGIC; port->card = &isi_card[idx]; port->channel = channel; - port->close_delay = 50 * HZ/100; - port->closing_wait = 3000 * HZ/100; + port->port.close_delay = 50 * HZ/100; + port->port.closing_wait = 3000 * HZ/100; port->status = 0; - tty_port_init(&port->port); /* . . . */ } isi_card[idx].base = 0; diff --git a/drivers/char/moxa.c b/drivers/char/moxa.c index dd10f143d96..2bba250ffc8 100644 --- a/drivers/char/moxa.c +++ b/drivers/char/moxa.c @@ -135,7 +135,6 @@ struct moxa_port { void __iomem *tableAddr; int type; - int close_delay; int cflag; unsigned long statusflags; @@ -822,10 +821,9 @@ static int moxa_init_board(struct moxa_board_conf *brd, struct device *dev) } for (i = 0, p = brd->ports; i < MAX_PORTS_PER_BOARD; i++, p++) { + tty_port_init(&p->port); p->type = PORT_16550A; - p->close_delay = 5 * HZ / 10; p->cflag = B9600 | CS8 | CREAD | CLOCAL | HUPCL; - tty_port_init(&p->port); } switch (brd->boardType) { @@ -2124,7 +2122,7 @@ static int moxa_get_serial_info(struct moxa_port *info, .line = info->port.tty->index, .flags = info->port.flags, .baud_base = 921600, - .close_delay = info->close_delay + .close_delay = info->port.close_delay }; return copy_to_user(retinfo, &tmp, sizeof(*retinfo)) ? -EFAULT : 0; } @@ -2148,7 +2146,7 @@ static int moxa_set_serial_info(struct moxa_port *info, (info->port.flags & ~ASYNC_USR_MASK))) return -EPERM; } else - info->close_delay = new_serial.close_delay * HZ / 100; + info->port.close_delay = new_serial.close_delay * HZ / 100; new_serial.flags = (new_serial.flags & ~ASYNC_FLAGS); new_serial.flags |= (info->port.flags & ASYNC_FLAGS); diff --git a/drivers/char/mxser.c b/drivers/char/mxser.c index e83ccee0316..6307e301bd2 100644 --- a/drivers/char/mxser.c +++ b/drivers/char/mxser.c @@ -243,10 +243,7 @@ struct mxser_port { unsigned char ldisc_stop_rx; int custom_divisor; - int close_delay; - unsigned short closing_wait; unsigned char err_shadow; - unsigned long event; struct async_icount icount; /* kernel counters for 4 input interrupts */ int timeout; @@ -1199,8 +1196,8 @@ static void mxser_close(struct tty_struct *tty, struct file *filp) * the line discipline to only process XON/XOFF characters. */ tty->closing = 1; - if (info->closing_wait != ASYNC_CLOSING_WAIT_NONE) - tty_wait_until_sent(tty, info->closing_wait); + if (info->port.closing_wait != ASYNC_CLOSING_WAIT_NONE) + tty_wait_until_sent(tty, info->port.closing_wait); /* * At this point we stop accepting input. To do this, we * disable the receive line status interrupts, and tell the @@ -1231,11 +1228,10 @@ static void mxser_close(struct tty_struct *tty, struct file *filp) tty_ldisc_flush(tty); tty->closing = 0; - info->event = 0; info->port.tty = NULL; if (info->port.blocked_open) { - if (info->close_delay) - schedule_timeout_interruptible(info->close_delay); + if (info->port.close_delay) + schedule_timeout_interruptible(info->port.close_delay); wake_up_interruptible(&info->port.open_wait); } @@ -1370,8 +1366,8 @@ static int mxser_get_serial_info(struct mxser_port *info, .irq = info->board->irq, .flags = info->port.flags, .baud_base = info->baud_base, - .close_delay = info->close_delay, - .closing_wait = info->closing_wait, + .close_delay = info->port.close_delay, + .closing_wait = info->port.closing_wait, .custom_divisor = info->custom_divisor, .hub6 = 0 }; @@ -1402,7 +1398,7 @@ static int mxser_set_serial_info(struct mxser_port *info, if (!capable(CAP_SYS_ADMIN)) { if ((new_serial.baud_base != info->baud_base) || - (new_serial.close_delay != info->close_delay) || + (new_serial.close_delay != info->port.close_delay) || ((new_serial.flags & ~ASYNC_USR_MASK) != (info->port.flags & ~ASYNC_USR_MASK))) return -EPERM; info->port.flags = ((info->port.flags & ~ASYNC_USR_MASK) | @@ -1414,8 +1410,8 @@ static int mxser_set_serial_info(struct mxser_port *info, */ info->port.flags = ((info->port.flags & ~ASYNC_FLAGS) | (new_serial.flags & ASYNC_FLAGS)); - info->close_delay = new_serial.close_delay * HZ / 100; - info->closing_wait = new_serial.closing_wait * HZ / 100; + info->port.close_delay = new_serial.close_delay * HZ / 100; + info->port.closing_wait = new_serial.closing_wait * HZ / 100; info->port.tty->low_latency = (info->port.flags & ASYNC_LOW_LATENCY) ? 1 : 0; info->port.tty->low_latency = 0; @@ -2214,7 +2210,6 @@ static void mxser_hangup(struct tty_struct *tty) mxser_flush_buffer(tty); mxser_shutdown(info); - info->event = 0; info->port.count = 0; info->port.flags &= ~ASYNC_NORMAL_ACTIVE; info->port.tty = NULL; @@ -2545,6 +2540,7 @@ static int __devinit mxser_initbrd(struct mxser_board *brd, for (i = 0; i < brd->info->nports; i++) { info = &brd->ports[i]; + tty_port_init(&info->port); info->board = brd; info->stop_rx = 0; info->ldisc_stop_rx = 0; @@ -2559,10 +2555,9 @@ static int __devinit mxser_initbrd(struct mxser_board *brd, process_txrx_fifo(info); info->custom_divisor = info->baud_base * 16; - info->close_delay = 5 * HZ / 10; - info->closing_wait = 30 * HZ; + info->port.close_delay = 5 * HZ / 10; + info->port.closing_wait = 30 * HZ; info->normal_termios = mxvar_sdriver->init_termios; - tty_port_init(&info->port); init_waitqueue_head(&info->delta_msr_wait); memset(&info->mon_data, 0, sizeof(struct mxser_mon)); info->err_shadow = 0; diff --git a/drivers/char/riscom8.c b/drivers/char/riscom8.c index 3ca8957ba32..724b2b20f4b 100644 --- a/drivers/char/riscom8.c +++ b/drivers/char/riscom8.c @@ -1032,8 +1032,8 @@ static void rc_close(struct tty_struct *tty, struct file *filp) * the line discipline to only process XON/XOFF characters. */ tty->closing = 1; - if (port->closing_wait != ASYNC_CLOSING_WAIT_NONE) - tty_wait_until_sent(tty, port->closing_wait); + if (port->port.closing_wait != ASYNC_CLOSING_WAIT_NONE) + tty_wait_until_sent(tty, port->port.closing_wait); /* * At this point we stop accepting input. To do this, we * disable the receive line status interrupts, and tell the @@ -1065,8 +1065,8 @@ static void rc_close(struct tty_struct *tty, struct file *filp) tty->closing = 0; port->port.tty = NULL; if (port->port.blocked_open) { - if (port->close_delay) - msleep_interruptible(jiffies_to_msecs(port->close_delay)); + if (port->port.close_delay) + msleep_interruptible(jiffies_to_msecs(port->port.close_delay)); wake_up_interruptible(&port->port.open_wait); } port->port.flags &= ~(ASYNC_NORMAL_ACTIVE|ASYNC_CLOSING); @@ -1295,8 +1295,8 @@ static int rc_set_serial_info(struct riscom_port *port, (tmp.flags & ASYNC_SPD_MASK)); if (!capable(CAP_SYS_ADMIN)) { - if ((tmp.close_delay != port->close_delay) || - (tmp.closing_wait != port->closing_wait) || + if ((tmp.close_delay != port->port.close_delay) || + (tmp.closing_wait != port->port.closing_wait) || ((tmp.flags & ~ASYNC_USR_MASK) != (port->port.flags & ~ASYNC_USR_MASK))) return -EPERM; @@ -1305,8 +1305,8 @@ static int rc_set_serial_info(struct riscom_port *port, } else { port->port.flags = ((port->port.flags & ~ASYNC_FLAGS) | (tmp.flags & ASYNC_FLAGS)); - port->close_delay = tmp.close_delay; - port->closing_wait = tmp.closing_wait; + port->port.close_delay = tmp.close_delay; + port->port.closing_wait = tmp.closing_wait; } if (change_speed) { unsigned long flags; @@ -1331,8 +1331,8 @@ static int rc_get_serial_info(struct riscom_port *port, tmp.irq = bp->irq; tmp.flags = port->port.flags; tmp.baud_base = (RC_OSCFREQ + CD180_TPC/2) / CD180_TPC; - tmp.close_delay = port->close_delay * HZ/100; - tmp.closing_wait = port->closing_wait * HZ/100; + tmp.close_delay = port->port.close_delay * HZ/100; + tmp.closing_wait = port->port.closing_wait * HZ/100; tmp.xmit_fifo_size = CD180_NFIFO; return copy_to_user(retinfo, &tmp, sizeof(tmp)) ? -EFAULT : 0; } @@ -1549,10 +1549,8 @@ static int __init rc_init_drivers(void) } memset(rc_port, 0, sizeof(rc_port)); for (i = 0; i < RC_NPORT * RC_NBOARD; i++) { - rc_port[i].magic = RISCOM8_MAGIC; - rc_port[i].close_delay = 50 * HZ / 100; - rc_port[i].closing_wait = 3000 * HZ / 100; tty_port_init(&rc_port[i].port); + rc_port[i].magic = RISCOM8_MAGIC; } return 0; } diff --git a/drivers/char/riscom8.h b/drivers/char/riscom8.h index 29ddbab7880..c9876b3f971 100644 --- a/drivers/char/riscom8.h +++ b/drivers/char/riscom8.h @@ -69,14 +69,12 @@ struct riscom_port { struct tty_port port; int baud_base; int timeout; - int close_delay; int custom_divisor; int xmit_head; int xmit_tail; int xmit_cnt; short wakeup_chars; short break_length; - unsigned short closing_wait; unsigned char mark_mask; unsigned char IER; unsigned char MSVR; diff --git a/drivers/char/rocket.c b/drivers/char/rocket.c index bc35b900f9c..e670eae2f51 100644 --- a/drivers/char/rocket.c +++ b/drivers/char/rocket.c @@ -72,6 +72,7 @@ #include #include #include +#include #include #include #include @@ -81,7 +82,7 @@ #include #include #include -#include +#include #include #include #include @@ -648,8 +649,8 @@ static void init_r_port(int board, int aiop, int chan, struct pci_dev *pci_dev) info->board = board; info->aiop = aiop; info->chan = chan; - info->closing_wait = 3000; - info->close_delay = 50; + info->port.closing_wait = 3000; + info->port.close_delay = 50; init_waitqueue_head(&info->port.open_wait); init_completion(&info->close_wait); info->flags &= ~ROCKET_MODE_MASK; @@ -1137,8 +1138,8 @@ static void rp_close(struct tty_struct *tty, struct file *filp) /* * Wait for the transmit buffer to clear */ - if (info->closing_wait != ROCKET_CLOSING_WAIT_NONE) - tty_wait_until_sent(tty, info->closing_wait); + if (info->port.closing_wait != ROCKET_CLOSING_WAIT_NONE) + tty_wait_until_sent(tty, info->port.closing_wait); /* * Before we drop DTR, make sure the UART transmitter * has completely drained; this is especially @@ -1168,8 +1169,8 @@ static void rp_close(struct tty_struct *tty, struct file *filp) clear_bit((info->aiop * 8) + info->chan, (void *) &xmit_flags[info->board]); if (info->port.blocked_open) { - if (info->close_delay) { - msleep_interruptible(jiffies_to_msecs(info->close_delay)); + if (info->port.close_delay) { + msleep_interruptible(jiffies_to_msecs(info->port.close_delay)); } wake_up_interruptible(&info->port.open_wait); } else { @@ -1327,8 +1328,8 @@ static int get_config(struct r_port *info, struct rocket_config __user *retinfo) memset(&tmp, 0, sizeof (tmp)); tmp.line = info->line; tmp.flags = info->flags; - tmp.close_delay = info->close_delay; - tmp.closing_wait = info->closing_wait; + tmp.close_delay = info->port.close_delay; + tmp.closing_wait = info->port.closing_wait; tmp.port = rcktpt_io_addr[(info->line >> 5) & 3]; if (copy_to_user(retinfo, &tmp, sizeof (*retinfo))) @@ -1353,8 +1354,8 @@ static int set_config(struct r_port *info, struct rocket_config __user *new_info } info->flags = ((info->flags & ~ROCKET_FLAGS) | (new_serial.flags & ROCKET_FLAGS)); - info->close_delay = new_serial.close_delay; - info->closing_wait = new_serial.closing_wait; + info->port.close_delay = new_serial.close_delay; + info->port.closing_wait = new_serial.closing_wait; if ((info->flags & ROCKET_SPD_MASK) == ROCKET_SPD_HI) info->port.tty->alt_speed = 57600; diff --git a/drivers/char/rocket.h b/drivers/char/rocket.h index ae6b04f90c0..a8b09195ebb 100644 --- a/drivers/char/rocket.h +++ b/drivers/char/rocket.h @@ -64,8 +64,8 @@ struct rocket_version { /* * For closing_wait and closing_wait2 */ -#define ROCKET_CLOSING_WAIT_NONE 65535 -#define ROCKET_CLOSING_WAIT_INF 0 +#define ROCKET_CLOSING_WAIT_NONE ASYNC_CLOSING_WAIT_NONE +#define ROCKET_CLOSING_WAIT_INF ASYNC_CLOSING_WAIT_INF /* * Rocketport ioctls -- "RP" diff --git a/drivers/char/rocket_int.h b/drivers/char/rocket_int.h index 3affc48f6a5..21f3ff53ba3 100644 --- a/drivers/char/rocket_int.h +++ b/drivers/char/rocket_int.h @@ -1133,8 +1133,6 @@ struct r_port { unsigned int chan:3; CONTROLLER_t *ctlp; CHANNEL_t channel; - int closing_wait; - int close_delay; int intmask; int xmit_fifo_room; /* room in xmit fifo */ unsigned char *xmit_buf; diff --git a/drivers/char/specialix.c b/drivers/char/specialix.c index 2ee4d989375..037dc47e4cb 100644 --- a/drivers/char/specialix.c +++ b/drivers/char/specialix.c @@ -608,9 +608,9 @@ static inline struct specialix_port * sx_get_port(struct specialix_board * bp, dprintk (SX_DEBUG_CHAN, "channel: %d\n", channel); if (channel < CD186x_NCH) { port = &sx_port[board_No(bp) * SX_NPORT + channel]; - dprintk (SX_DEBUG_CHAN, "port: %d %p flags: 0x%x\n",board_No(bp) * SX_NPORT + channel, port, port->flags & ASYNC_INITIALIZED); + dprintk (SX_DEBUG_CHAN, "port: %d %p flags: 0x%lx\n",board_No(bp) * SX_NPORT + channel, port, port->port.flags & ASYNC_INITIALIZED); - if (port->flags & ASYNC_INITIALIZED) { + if (port->port.flags & ASYNC_INITIALIZED) { dprintk (SX_DEBUG_CHAN, "port: %d %p\n", channel, port); func_exit(); return port; @@ -637,7 +637,7 @@ static inline void sx_receive_exc(struct specialix_board * bp) func_exit(); return; } - tty = port->tty; + tty = port->port.tty; status = sx_in(bp, CD186x_RCSR); @@ -673,7 +673,7 @@ static inline void sx_receive_exc(struct specialix_board * bp) dprintk(SX_DEBUG_RX, "sx%d: port %d: Handling break...\n", board_No(bp), port_No(port)); flag = TTY_BREAK; - if (port->flags & ASYNC_SAK) + if (port->port.flags & ASYNC_SAK) do_SAK(tty); } else if (status & RCSR_PE) @@ -707,7 +707,7 @@ static inline void sx_receive(struct specialix_board * bp) func_exit(); return; } - tty = port->tty; + tty = port->port.tty; count = sx_in(bp, CD186x_RDCR); dprintk (SX_DEBUG_RX, "port: %p: count: %d\n", port, count); @@ -734,7 +734,7 @@ static inline void sx_transmit(struct specialix_board * bp) return; } dprintk (SX_DEBUG_TX, "port: %p\n", port); - tty = port->tty; + tty = port->port.tty; if (port->IER & IER_TXEMPTY) { /* FIFO drained */ @@ -811,7 +811,7 @@ static inline void sx_check_modem(struct specialix_board * bp) if (!(port = sx_get_port(bp, "Modem"))) return; - tty = port->tty; + tty = port->port.tty; mcr = sx_in(bp, CD186x_MCR); printk ("mcr = %02x.\n", mcr); @@ -821,7 +821,7 @@ static inline void sx_check_modem(struct specialix_board * bp) msvr_cd = sx_in(bp, CD186x_MSVR) & MSVR_CD; if (msvr_cd) { dprintk (SX_DEBUG_SIGNALS, "Waking up guys in open.\n"); - wake_up_interruptible(&port->open_wait); + wake_up_interruptible(&port->port.open_wait); } else { dprintk (SX_DEBUG_SIGNALS, "Sending HUP.\n"); tty_hangup(tty); @@ -1030,7 +1030,7 @@ static void sx_change_speed(struct specialix_board *bp, struct specialix_port *p func_enter(); - if (!(tty = port->tty) || !tty->termios) { + if (!(tty = port->port.tty) || !tty->termios) { func_exit(); return; } @@ -1052,9 +1052,9 @@ static void sx_change_speed(struct specialix_board *bp, struct specialix_port *p baud = tty_get_baud_rate(tty); if (baud == 38400) { - if ((port->flags & ASYNC_SPD_MASK) == ASYNC_SPD_HI) + if ((port->port.flags & ASYNC_SPD_MASK) == ASYNC_SPD_HI) baud = 57600; - if ((port->flags & ASYNC_SPD_MASK) == ASYNC_SPD_VHI) + if ((port->port.flags & ASYNC_SPD_MASK) == ASYNC_SPD_VHI) baud = 115200; } @@ -1244,7 +1244,7 @@ static int sx_setup_port(struct specialix_board *bp, struct specialix_port *port func_enter(); - if (port->flags & ASYNC_INITIALIZED) { + if (port->port.flags & ASYNC_INITIALIZED) { func_exit(); return 0; } @@ -1268,12 +1268,12 @@ static int sx_setup_port(struct specialix_board *bp, struct specialix_port *port spin_lock_irqsave(&port->lock, flags); - if (port->tty) - clear_bit(TTY_IO_ERROR, &port->tty->flags); + if (port->port.tty) + clear_bit(TTY_IO_ERROR, &port->port.tty->flags); port->xmit_cnt = port->xmit_head = port->xmit_tail = 0; sx_change_speed(bp, port); - port->flags |= ASYNC_INITIALIZED; + port->port.flags |= ASYNC_INITIALIZED; spin_unlock_irqrestore(&port->lock, flags); @@ -1292,7 +1292,7 @@ static void sx_shutdown_port(struct specialix_board *bp, struct specialix_port * func_enter(); - if (!(port->flags & ASYNC_INITIALIZED)) { + if (!(port->port.flags & ASYNC_INITIALIZED)) { func_exit(); return; } @@ -1315,7 +1315,7 @@ static void sx_shutdown_port(struct specialix_board *bp, struct specialix_port * spin_lock_irqsave(&bp->lock, flags); sx_out(bp, CD186x_CAR, port_No(port)); - if (!(tty = port->tty) || C_HUPCL(tty)) { + if (!(tty = port->port.tty) || C_HUPCL(tty)) { /* Drop DTR */ sx_out(bp, CD186x_MSVDTR, 0); } @@ -1330,7 +1330,7 @@ static void sx_shutdown_port(struct specialix_board *bp, struct specialix_port * spin_unlock_irqrestore(&bp->lock, flags); if (tty) set_bit(TTY_IO_ERROR, &tty->flags); - port->flags &= ~ASYNC_INITIALIZED; + port->port.flags &= ~ASYNC_INITIALIZED; if (!bp->count) sx_shutdown_board(bp); @@ -1354,9 +1354,9 @@ static int block_til_ready(struct tty_struct *tty, struct file * filp, * If the device is in the middle of being closed, then block * until it's done, and then try again. */ - if (tty_hung_up_p(filp) || port->flags & ASYNC_CLOSING) { - interruptible_sleep_on(&port->close_wait); - if (port->flags & ASYNC_HUP_NOTIFY) { + if (tty_hung_up_p(filp) || port->port.flags & ASYNC_CLOSING) { + interruptible_sleep_on(&port->port.close_wait); + if (port->port.flags & ASYNC_HUP_NOTIFY) { func_exit(); return -EAGAIN; } else { @@ -1371,7 +1371,7 @@ static int block_til_ready(struct tty_struct *tty, struct file * filp, */ if ((filp->f_flags & O_NONBLOCK) || (tty->flags & (1 << TTY_IO_ERROR))) { - port->flags |= ASYNC_NORMAL_ACTIVE; + port->port.flags |= ASYNC_NORMAL_ACTIVE; func_exit(); return 0; } @@ -1387,13 +1387,13 @@ static int block_til_ready(struct tty_struct *tty, struct file * filp, * exit, either normal or abnormal. */ retval = 0; - add_wait_queue(&port->open_wait, &wait); + add_wait_queue(&port->port.open_wait, &wait); spin_lock_irqsave(&port->lock, flags); if (!tty_hung_up_p(filp)) { - port->count--; + port->port.count--; } spin_unlock_irqrestore(&port->lock, flags); - port->blocked_open++; + port->port.blocked_open++; while (1) { spin_lock_irqsave(&bp->lock, flags); sx_out(bp, CD186x_CAR, port_No(port)); @@ -1410,14 +1410,14 @@ static int block_til_ready(struct tty_struct *tty, struct file * filp, spin_unlock_irqrestore(&bp->lock, flags); set_current_state(TASK_INTERRUPTIBLE); if (tty_hung_up_p(filp) || - !(port->flags & ASYNC_INITIALIZED)) { - if (port->flags & ASYNC_HUP_NOTIFY) + !(port->port.flags & ASYNC_INITIALIZED)) { + if (port->port.flags & ASYNC_HUP_NOTIFY) retval = -EAGAIN; else retval = -ERESTARTSYS; break; } - if (!(port->flags & ASYNC_CLOSING) && + if (!(port->port.flags & ASYNC_CLOSING) && (do_clocal || CD)) break; if (signal_pending(current)) { @@ -1428,19 +1428,19 @@ static int block_til_ready(struct tty_struct *tty, struct file * filp, } set_current_state(TASK_RUNNING); - remove_wait_queue(&port->open_wait, &wait); + remove_wait_queue(&port->port.open_wait, &wait); spin_lock_irqsave(&port->lock, flags); if (!tty_hung_up_p(filp)) { - port->count++; + port->port.count++; } - port->blocked_open--; + port->port.blocked_open--; spin_unlock_irqrestore(&port->lock, flags); if (retval) { func_exit(); return retval; } - port->flags |= ASYNC_NORMAL_ACTIVE; + port->port.flags |= ASYNC_NORMAL_ACTIVE; func_exit(); return 0; } @@ -1484,10 +1484,10 @@ static int sx_open(struct tty_struct * tty, struct file * filp) } spin_lock_irqsave(&bp->lock, flags); - port->count++; + port->port.count++; bp->count++; tty->driver_data = port; - port->tty = tty; + port->port.tty = tty; spin_unlock_irqrestore(&bp->lock, flags); if ((error = sx_setup_port(bp, port))) { @@ -1547,15 +1547,15 @@ static void sx_close(struct tty_struct * tty, struct file * filp) } bp = port_Board(port); - if ((tty->count == 1) && (port->count != 1)) { + if ((tty->count == 1) && (port->port.count != 1)) { printk(KERN_ERR "sx%d: sx_close: bad port count;" " tty->count is 1, port count is %d\n", - board_No(bp), port->count); - port->count = 1; + board_No(bp), port->port.count); + port->port.count = 1; } - if (port->count > 1) { - port->count--; + if (port->port.count > 1) { + port->port.count--; bp->count--; spin_unlock_irqrestore(&port->lock, flags); @@ -1563,7 +1563,7 @@ static void sx_close(struct tty_struct * tty, struct file * filp) func_exit(); return; } - port->flags |= ASYNC_CLOSING; + port->port.flags |= ASYNC_CLOSING; /* * Now we wait for the transmit buffer to clear; and we notify * the line discipline to only process XON/XOFF characters. @@ -1571,8 +1571,8 @@ static void sx_close(struct tty_struct * tty, struct file * filp) tty->closing = 1; spin_unlock_irqrestore(&port->lock, flags); dprintk (SX_DEBUG_OPEN, "Closing\n"); - if (port->closing_wait != ASYNC_CLOSING_WAIT_NONE) { - tty_wait_until_sent(tty, port->closing_wait); + if (port->port.closing_wait != ASYNC_CLOSING_WAIT_NONE) { + tty_wait_until_sent(tty, port->port.closing_wait); } /* * At this point we stop accepting input. To do this, we @@ -1582,7 +1582,7 @@ static void sx_close(struct tty_struct * tty, struct file * filp) */ dprintk (SX_DEBUG_OPEN, "Closed\n"); port->IER &= ~IER_RXD; - if (port->flags & ASYNC_INITIALIZED) { + if (port->port.flags & ASYNC_INITIALIZED) { port->IER &= ~IER_TXRDY; port->IER |= IER_TXEMPTY; spin_lock_irqsave(&bp->lock, flags); @@ -1611,10 +1611,10 @@ static void sx_close(struct tty_struct * tty, struct file * filp) board_No(bp), bp->count, tty->index); bp->count = 0; } - if (--port->count < 0) { + if (--port->port.count < 0) { printk(KERN_ERR "sx%d: sx_close: bad port count for tty%d: %d\n", - board_No(bp), port_No(port), port->count); - port->count = 0; + board_No(bp), port_No(port), port->port.count); + port->port.count = 0; } sx_shutdown_port(bp, port); @@ -1622,16 +1622,16 @@ static void sx_close(struct tty_struct * tty, struct file * filp) tty_ldisc_flush(tty); spin_lock_irqsave(&port->lock, flags); tty->closing = 0; - port->tty = NULL; + port->port.tty = NULL; spin_unlock_irqrestore(&port->lock, flags); - if (port->blocked_open) { - if (port->close_delay) { - msleep_interruptible(jiffies_to_msecs(port->close_delay)); + if (port->port.blocked_open) { + if (port->port.close_delay) { + msleep_interruptible(jiffies_to_msecs(port->port.close_delay)); } - wake_up_interruptible(&port->open_wait); + wake_up_interruptible(&port->port.open_wait); } - port->flags &= ~(ASYNC_NORMAL_ACTIVE|ASYNC_CLOSING); - wake_up_interruptible(&port->close_wait); + port->port.flags &= ~(ASYNC_NORMAL_ACTIVE|ASYNC_CLOSING); + wake_up_interruptible(&port->port.close_wait); func_exit(); } @@ -1815,7 +1815,7 @@ static int sx_tiocmget(struct tty_struct *tty, struct file *file) dprintk (SX_DEBUG_INIT, "Got msvr[%d] = %02x, car = %d.\n", port_No(port), status, sx_in (bp, CD186x_CAR)); dprintk (SX_DEBUG_INIT, "sx_port = %p, port = %p\n", sx_port, port); - if (SX_CRTSCTS(port->tty)) { + if (SX_CRTSCTS(port->port.tty)) { result = /* (status & MSVR_RTS) ? */ TIOCM_DTR /* : 0) */ | ((status & MSVR_DTR) ? TIOCM_RTS : 0) | ((status & MSVR_CD) ? TIOCM_CAR : 0) @@ -1857,7 +1857,7 @@ static int sx_tiocmset(struct tty_struct *tty, struct file *file, /* if (set & TIOCM_DTR) port->MSVR |= MSVR_DTR; */ - if (SX_CRTSCTS(port->tty)) { + if (SX_CRTSCTS(port->port.tty)) { if (set & TIOCM_RTS) port->MSVR |= MSVR_DTR; } else { @@ -1869,7 +1869,7 @@ static int sx_tiocmset(struct tty_struct *tty, struct file *file, port->MSVR &= ~MSVR_RTS; */ /* if (clear & TIOCM_DTR) port->MSVR &= ~MSVR_DTR; */ - if (SX_CRTSCTS(port->tty)) { + if (SX_CRTSCTS(port->port.tty)) { if (clear & TIOCM_RTS) port->MSVR &= ~MSVR_DTR; } else { @@ -1929,27 +1929,27 @@ static inline int sx_set_serial_info(struct specialix_port * port, lock_kernel(); - change_speed = ((port->flags & ASYNC_SPD_MASK) != + change_speed = ((port->port.flags & ASYNC_SPD_MASK) != (tmp.flags & ASYNC_SPD_MASK)); change_speed |= (tmp.custom_divisor != port->custom_divisor); if (!capable(CAP_SYS_ADMIN)) { - if ((tmp.close_delay != port->close_delay) || - (tmp.closing_wait != port->closing_wait) || + if ((tmp.close_delay != port->port.close_delay) || + (tmp.closing_wait != port->port.closing_wait) || ((tmp.flags & ~ASYNC_USR_MASK) != - (port->flags & ~ASYNC_USR_MASK))) { + (port->port.flags & ~ASYNC_USR_MASK))) { func_exit(); unlock_kernel(); return -EPERM; } - port->flags = ((port->flags & ~ASYNC_USR_MASK) | + port->port.flags = ((port->port.flags & ~ASYNC_USR_MASK) | (tmp.flags & ASYNC_USR_MASK)); port->custom_divisor = tmp.custom_divisor; } else { - port->flags = ((port->flags & ~ASYNC_FLAGS) | + port->port.flags = ((port->port.flags & ~ASYNC_FLAGS) | (tmp.flags & ASYNC_FLAGS)); - port->close_delay = tmp.close_delay; - port->closing_wait = tmp.closing_wait; + port->port.close_delay = tmp.close_delay; + port->port.closing_wait = tmp.closing_wait; port->custom_divisor = tmp.custom_divisor; } if (change_speed) { @@ -1975,10 +1975,10 @@ static inline int sx_get_serial_info(struct specialix_port * port, tmp.line = port - sx_port; tmp.port = bp->base; tmp.irq = bp->irq; - tmp.flags = port->flags; + tmp.flags = port->port.flags; tmp.baud_base = (SX_OSCFREQ + CD186x_TPC/2) / CD186x_TPC; - tmp.close_delay = port->close_delay * HZ/100; - tmp.closing_wait = port->closing_wait * HZ/100; + tmp.close_delay = port->port.close_delay * HZ/100; + tmp.closing_wait = port->port.closing_wait * HZ/100; tmp.custom_divisor = port->custom_divisor; tmp.xmit_fifo_size = CD186x_NFIFO; unlock_kernel(); @@ -2199,17 +2199,17 @@ static void sx_hangup(struct tty_struct * tty) sx_shutdown_port(bp, port); spin_lock_irqsave(&port->lock, flags); - bp->count -= port->count; + bp->count -= port->port.count; if (bp->count < 0) { printk(KERN_ERR "sx%d: sx_hangup: bad board count: %d port: %d\n", board_No(bp), bp->count, tty->index); bp->count = 0; } - port->count = 0; - port->flags &= ~ASYNC_NORMAL_ACTIVE; - port->tty = NULL; + port->port.count = 0; + port->port.flags &= ~ASYNC_NORMAL_ACTIVE; + port->port.tty = NULL; spin_unlock_irqrestore(&port->lock, flags); - wake_up_interruptible(&port->open_wait); + wake_up_interruptible(&port->port.open_wait); func_exit(); } @@ -2224,10 +2224,6 @@ static void sx_set_termios(struct tty_struct * tty, struct ktermios * old_termio if (sx_paranoia_check(port, tty->name, "sx_set_termios")) return; - if (tty->termios->c_cflag == old_termios->c_cflag && - tty->termios->c_iflag == old_termios->c_iflag) - return; - bp = port_Board(port); spin_lock_irqsave(&port->lock, flags); sx_change_speed(port_Board(port), port); @@ -2297,10 +2293,7 @@ static int sx_init_drivers(void) memset(sx_port, 0, sizeof(sx_port)); for (i = 0; i < SX_NPORT * SX_NBOARD; i++) { sx_port[i].magic = SPECIALIX_MAGIC; - sx_port[i].close_delay = 50 * HZ/100; - sx_port[i].closing_wait = 3000 * HZ/100; - init_waitqueue_head(&sx_port[i].open_wait); - init_waitqueue_head(&sx_port[i].close_wait); + tty_port_init(&sx_port[i].port); spin_lock_init(&sx_port[i].lock); } diff --git a/drivers/char/specialix_io8.h b/drivers/char/specialix_io8.h index 3f2f85bdf51..c63005274d9 100644 --- a/drivers/char/specialix_io8.h +++ b/drivers/char/specialix_io8.h @@ -107,23 +107,17 @@ struct specialix_board { struct specialix_port { int magic; + struct tty_port port; int baud_base; int flags; - struct tty_struct * tty; - int count; - int blocked_open; int timeout; - int close_delay; unsigned char * xmit_buf; int custom_divisor; int xmit_head; int xmit_tail; int xmit_cnt; - wait_queue_head_t open_wait; - wait_queue_head_t close_wait; short wakeup_chars; short break_length; - unsigned short closing_wait; unsigned char mark_mask; unsigned char IER; unsigned char MSVR; diff --git a/drivers/char/sx.c b/drivers/char/sx.c index b1239ee48b7..d5cffcd6a57 100644 --- a/drivers/char/sx.c +++ b/drivers/char/sx.c @@ -2395,6 +2395,7 @@ static int sx_init_portstructs(int nboards, int nports) board->ports = port; for (j = 0; j < boards[i].nports; j++) { sx_dprintk(SX_DEBUG_INIT, "initing port %d\n", j); + tty_port_init(&port->gs.port); port->gs.magic = SX_MAGIC; port->gs.close_delay = HZ / 2; port->gs.closing_wait = 30 * HZ; @@ -2407,7 +2408,6 @@ static int sx_init_portstructs(int nboards, int nports) /* * Initializing wait queue */ - tty_port_init(&port->gs.port); port++; } } diff --git a/drivers/char/synclink.c b/drivers/char/synclink.c index 734098f7dfa..9f14753fada 100644 --- a/drivers/char/synclink.c +++ b/drivers/char/synclink.c @@ -183,8 +183,6 @@ struct mgsl_struct { struct tty_port port; int line; int hw_version; - unsigned short close_delay; - unsigned short closing_wait; /* time to wait before closing */ struct mgsl_icount icount; @@ -3142,11 +3140,11 @@ static void mgsl_close(struct tty_struct *tty, struct file * filp) /* wait for transmit data to clear all layers */ - if (info->closing_wait != ASYNC_CLOSING_WAIT_NONE) { + if (info->port.closing_wait != ASYNC_CLOSING_WAIT_NONE) { if (debug_level >= DEBUG_LEVEL_INFO) printk("%s(%d):mgsl_close(%s) calling tty_wait_until_sent\n", __FILE__,__LINE__, info->device_name ); - tty_wait_until_sent(tty, info->closing_wait); + tty_wait_until_sent(tty, info->port.closing_wait); } if (info->port.flags & ASYNC_INITIALIZED) @@ -3162,8 +3160,8 @@ static void mgsl_close(struct tty_struct *tty, struct file * filp) info->port.tty = NULL; if (info->port.blocked_open) { - if (info->close_delay) { - msleep_interruptible(jiffies_to_msecs(info->close_delay)); + if (info->port.close_delay) { + msleep_interruptible(jiffies_to_msecs(info->port.close_delay)); } wake_up_interruptible(&info->port.open_wait); } @@ -4326,12 +4324,12 @@ static struct mgsl_struct* mgsl_allocate_device(void) if (!info) { printk("Error can't allocate device instance data\n"); } else { + tty_port_init(&info->port); info->magic = MGSL_MAGIC; INIT_WORK(&info->task, mgsl_bh_handler); info->max_frame_size = 4096; - info->close_delay = 5*HZ/10; - info->closing_wait = 30*HZ; - tty_port_init(&info->port); + info->port.close_delay = 5*HZ/10; + info->port.closing_wait = 30*HZ; init_waitqueue_head(&info->status_event_wait_q); init_waitqueue_head(&info->event_wait_q); spin_lock_init(&info->irq_spinlock); diff --git a/drivers/char/synclink_gt.c b/drivers/char/synclink_gt.c index fc71d981916..07aa42a7f39 100644 --- a/drivers/char/synclink_gt.c +++ b/drivers/char/synclink_gt.c @@ -261,8 +261,6 @@ struct slgt_info { struct slgt_info *port_array[SLGT_MAX_PORTS]; int line; /* tty line instance number */ - unsigned short close_delay; - unsigned short closing_wait; /* time to wait before closing */ struct mgsl_icount icount; @@ -758,9 +756,9 @@ static void close(struct tty_struct *tty, struct file *filp) /* wait for transmit data to clear all layers */ - if (info->closing_wait != ASYNC_CLOSING_WAIT_NONE) { + if (info->port.closing_wait != ASYNC_CLOSING_WAIT_NONE) { DBGINFO(("%s call tty_wait_until_sent\n", info->device_name)); - tty_wait_until_sent(tty, info->closing_wait); + tty_wait_until_sent(tty, info->port.closing_wait); } if (info->port.flags & ASYNC_INITIALIZED) @@ -774,8 +772,8 @@ static void close(struct tty_struct *tty, struct file *filp) info->port.tty = NULL; if (info->port.blocked_open) { - if (info->close_delay) { - msleep_interruptible(jiffies_to_msecs(info->close_delay)); + if (info->port.close_delay) { + msleep_interruptible(jiffies_to_msecs(info->port.close_delay)); } wake_up_interruptible(&info->port.open_wait); } @@ -3448,13 +3446,13 @@ static struct slgt_info *alloc_dev(int adapter_num, int port_num, struct pci_dev DBGERR(("%s device alloc failed adapter=%d port=%d\n", driver_name, adapter_num, port_num)); } else { + tty_port_init(&info->port); info->magic = MGSL_MAGIC; INIT_WORK(&info->task, bh_handler); info->max_frame_size = 4096; info->raw_rx_size = DMABUFSIZE; - info->close_delay = 5*HZ/10; - info->closing_wait = 30*HZ; - tty_port_init(&info->port); + info->port.close_delay = 5*HZ/10; + info->port.closing_wait = 30*HZ; init_waitqueue_head(&info->status_event_wait_q); init_waitqueue_head(&info->event_wait_q); spin_lock_init(&info->netlock); diff --git a/drivers/char/synclinkmp.c b/drivers/char/synclinkmp.c index 5b5b292d046..c4bc0901836 100644 --- a/drivers/char/synclinkmp.c +++ b/drivers/char/synclinkmp.c @@ -846,11 +846,11 @@ static void close(struct tty_struct *tty, struct file *filp) /* wait for transmit data to clear all layers */ - if (info->closing_wait != ASYNC_CLOSING_WAIT_NONE) { + if (info->port.closing_wait != ASYNC_CLOSING_WAIT_NONE) { if (debug_level >= DEBUG_LEVEL_INFO) printk("%s(%d):%s close() calling tty_wait_until_sent\n", __FILE__,__LINE__, info->device_name ); - tty_wait_until_sent(tty, info->closing_wait); + tty_wait_until_sent(tty, info->port.closing_wait); } if (info->port.flags & ASYNC_INITIALIZED) @@ -866,8 +866,8 @@ static void close(struct tty_struct *tty, struct file *filp) info->port.tty = NULL; if (info->port.blocked_open) { - if (info->close_delay) { - msleep_interruptible(jiffies_to_msecs(info->close_delay)); + if (info->port.close_delay) { + msleep_interruptible(jiffies_to_msecs(info->port.close_delay)); } wake_up_interruptible(&info->port.open_wait); } @@ -3802,12 +3802,12 @@ static SLMP_INFO *alloc_dev(int adapter_num, int port_num, struct pci_dev *pdev) printk("%s(%d) Error can't allocate device instance data for adapter %d, port %d\n", __FILE__,__LINE__, adapter_num, port_num); } else { + tty_port_init(&info->port); info->magic = MGSL_MAGIC; INIT_WORK(&info->task, bh_handler); info->max_frame_size = 4096; - info->close_delay = 5*HZ/10; - info->closing_wait = 30*HZ; - tty_port_init(&info->port); + info->port.close_delay = 5*HZ/10; + info->port.closing_wait = 30*HZ; init_waitqueue_head(&info->status_event_wait_q); init_waitqueue_head(&info->event_wait_q); spin_lock_init(&info->netlock); diff --git a/drivers/char/tty_io.c b/drivers/char/tty_io.c index a8cc416a23c..82f6a8c8633 100644 --- a/drivers/char/tty_io.c +++ b/drivers/char/tty_io.c @@ -2094,6 +2094,8 @@ void tty_port_init(struct tty_port *port) init_waitqueue_head(&port->open_wait); init_waitqueue_head(&port->close_wait); mutex_init(&port->mutex); + port->close_delay = (50 * HZ) / 100; + port->closing_wait = (3000 * HZ) / 100; } EXPORT_SYMBOL(tty_port_init); diff --git a/include/linux/cyclades.h b/include/linux/cyclades.h index a982b74a6ee..2d3d1e04ba9 100644 --- a/include/linux/cyclades.h +++ b/include/linux/cyclades.h @@ -567,8 +567,6 @@ struct cyclades_port { int chip_rev; int custom_divisor; u8 x_char; /* to be pushed out ASAP */ - int close_delay; - unsigned short closing_wait; int breakon; int breakoff; int xmit_head; @@ -586,8 +584,8 @@ struct cyclades_port { }; #define CLOSING_WAIT_DELAY 30*HZ -#define CY_CLOSING_WAIT_NONE 65535 -#define CY_CLOSING_WAIT_INF 0 +#define CY_CLOSING_WAIT_NONE ASYNC_CLOSING_WAIT_NONE +#define CY_CLOSING_WAIT_INF ASYNC_CLOSING_WAIT_INF #define CyMAX_CHIPS_PER_CARD 8 diff --git a/include/linux/tty.h b/include/linux/tty.h index 46008e86b19..4e5833073aa 100644 --- a/include/linux/tty.h +++ b/include/linux/tty.h @@ -188,6 +188,8 @@ struct tty_port { unsigned long flags; /* TTY flags ASY_*/ struct mutex mutex; /* Locking */ unsigned char *xmit_buf; /* Optional buffer */ + int close_delay; /* Close port delay */ + int closing_wait; /* Delay for output */ }; /* -- cgit v1.2.3-70-g09d2