Fix compile errors in SGI console drivers (linux-next tree)
Takashi Iwai [Wed, 16 Jul 2008 20:54:42 +0000 (21:54 +0100)]
The below is the patch to replace blindly all possible places,
including Jack's fixes.

Signed-off-by: Takashi Iwai <tiwai@suse.de>
(Reviewed and checked rather than blindly added)
Signed-off-by: Alan Cox <alan@redhat.com>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>

33 files changed:
drivers/serial/21285.c
drivers/serial/68328serial.c
drivers/serial/68360serial.c
drivers/serial/amba-pl010.c
drivers/serial/amba-pl011.c
drivers/serial/bfin_5xx.c
drivers/serial/bfin_sport_uart.c
drivers/serial/clps711x.c
drivers/serial/crisv10.c
drivers/serial/dz.c
drivers/serial/imx.c
drivers/serial/ioc4_serial.c
drivers/serial/ip22zilog.c
drivers/serial/m32r_sio.c
drivers/serial/mcf.c
drivers/serial/mcfserial.c
drivers/serial/mpc52xx_uart.c
drivers/serial/mpsc.c
drivers/serial/mux.c
drivers/serial/netx-serial.c
drivers/serial/pnx8xxx_uart.c
drivers/serial/pxa.c
drivers/serial/sa1100.c
drivers/serial/sb1250-duart.c
drivers/serial/sc26xx.c
drivers/serial/serial_ks8695.c
drivers/serial/serial_lh7a40x.c
drivers/serial/sh-sci.c
drivers/serial/uartlite.c
drivers/serial/ucc_uart.c
drivers/serial/v850e_uart.c
drivers/serial/vr41xx_siu.c
drivers/serial/zs.c

index 1b6b83c..6558a40 100644 (file)
@@ -86,7 +86,7 @@ static void serial21285_enable_ms(struct uart_port *port)
 static irqreturn_t serial21285_rx_chars(int irq, void *dev_id)
 {
        struct uart_port *port = dev_id;
-       struct tty_struct *tty = port->info->tty;
+       struct tty_struct *tty = port->info->port.tty;
        unsigned int status, ch, flag, rxs, max_count = 256;
 
        status = *CSR_UARTFLG;
@@ -235,8 +235,8 @@ serial21285_set_termios(struct uart_port *port, struct ktermios *termios,
        baud = uart_get_baud_rate(port, termios, old, 0, port->uartclk/16); 
        quot = uart_get_divisor(port, baud);
 
-       if (port->info && port->info->tty) {
-               struct tty_struct *tty = port->info->tty;
+       if (port->info && port->info->port.tty) {
+               struct tty_struct *tty = port->info->port.tty;
                unsigned int b = port->uartclk / (16 * quot);
                tty_encode_baud_rate(tty, b, b);
        }
index bbf5bc5..381b12a 100644 (file)
@@ -249,7 +249,7 @@ static void status_handle(struct m68k_serial *info, unsigned short status)
 {
 #if 0
        if(status & DCD) {
-               if((info->tty->termios->c_cflag & CRTSCTS) &&
+               if((info->port.tty->termios->c_cflag & CRTSCTS) &&
                   ((info->curregs[3] & AUTO_ENAB)==0)) {
                        info->curregs[3] |= AUTO_ENAB;
                        info->pendregs[3] |= AUTO_ENAB;
@@ -274,7 +274,7 @@ static void status_handle(struct m68k_serial *info, unsigned short status)
 
 static void receive_chars(struct m68k_serial *info, unsigned short rx)
 {
-       struct tty_struct *tty = info->tty;
+       struct tty_struct *tty = info->port.tty;
        m68328_uart *uart = &uart_addr[info->line];
        unsigned char ch, flag;
 
@@ -345,7 +345,7 @@ static void transmit_chars(struct m68k_serial *info)
                goto clear_and_return;
        }
 
-       if((info->xmit_cnt <= 0) || info->tty->stopped) {
+       if((info->xmit_cnt <= 0) || info->port.tty->stopped) {
                /* That's peculiar... TX ints off */
                uart->ustcnt &= ~USTCNT_TX_INTR_MASK;
                goto clear_and_return;
@@ -403,7 +403,7 @@ static void do_softint(struct work_struct *work)
        struct m68k_serial      *info = container_of(work, struct m68k_serial, tqueue);
        struct tty_struct       *tty;
        
-       tty = info->tty;
+       tty = info->port.tty;
        if (!tty)
                return;
 #if 0
@@ -427,7 +427,7 @@ static void do_serial_hangup(struct work_struct *work)
        struct m68k_serial      *info = container_of(work, struct m68k_serial, tqueue_hangup);
        struct tty_struct       *tty;
        
-       tty = info->tty;
+       tty = info->port.tty;
        if (!tty)
                return;
 
@@ -471,8 +471,8 @@ static int startup(struct m68k_serial * info)
        uart->ustcnt = USTCNT_UEN | USTCNT_RXEN | USTCNT_RX_INTR_MASK;
 #endif
 
-       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;
 
        /*
@@ -506,8 +506,8 @@ static void shutdown(struct m68k_serial * info)
                info->xmit_buf = 0;
        }
 
-       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 &= ~S_INITIALIZED;
        local_irq_restore(flags);
@@ -573,9 +573,9 @@ static void change_speed(struct m68k_serial *info)
        unsigned cflag;
        int     i;
 
-       if (!info->tty || !info->tty->termios)
+       if (!info->port.tty || !info->port.tty->termios)
                return;
-       cflag = info->tty->termios->c_cflag;
+       cflag = info->port.tty->termios->c_cflag;
        if (!(port = info->port))
                return;
 
@@ -1131,7 +1131,7 @@ static void rs_close(struct tty_struct *tty, struct file * filp)
        tty_ldisc_flush(tty);
        tty->closing = 0;
        info->event = 0;
-       info->tty = 0;
+       info->port.tty = NULL;
 #warning "This is not and has never been valid so fix it"      
 #if 0
        if (tty->ldisc.num != ldiscs[N_TTY].num) {
@@ -1169,7 +1169,7 @@ void rs_hangup(struct tty_struct *tty)
        info->event = 0;
        info->count = 0;
        info->flags &= ~S_NORMAL_ACTIVE;
-       info->tty = 0;
+       info->port.tty = NULL;
        wake_up_interruptible(&info->open_wait);
 }
 
@@ -1286,7 +1286,7 @@ int rs_open(struct tty_struct *tty, struct file * filp)
 
        info->count++;
        tty->driver_data = info;
-       info->tty = tty;
+       info->port.tty = tty;
 
        /*
         * Start up serial port
@@ -1363,7 +1363,7 @@ rs68328_init(void)
            info = &m68k_soft[i];
            info->magic = SERIAL_MAGIC;
            info->port = (int) &uart_addr[i];
-           info->tty = 0;
+           info->port.tty = NULL;
            info->irq = uart_irqs[i];
            info->custom_divisor = 16;
            info->close_delay = 50;
index d9d4e95..24661cd 100644 (file)
@@ -393,7 +393,7 @@ static void rs_360_start(struct tty_struct *tty)
 
 static _INLINE_ void receive_chars(ser_info_t *info)
 {
-       struct tty_struct *tty = info->tty;
+       struct tty_struct *tty = info->port.tty;
        unsigned char ch, flag, *cp;
        /*int   ignored = 0;*/
        int     i;
@@ -514,7 +514,7 @@ static _INLINE_ void receive_chars(ser_info_t *info)
 
 static _INLINE_ void receive_break(ser_info_t *info)
 {
-       struct tty_struct *tty = info->tty;
+       struct tty_struct *tty = info->port.tty;
 
        info->state->icount.brk++;
        /* Check to see if there is room in the tty buffer for
@@ -528,7 +528,7 @@ static _INLINE_ void transmit_chars(ser_info_t *info)
 {
 
        if ((info->flags & TX_WAKEUP) ||
-           (info->tty->flags & (1 << TTY_DO_WRITE_WAKEUP))) {
+           (info->port.tty->flags & (1 << TTY_DO_WRITE_WAKEUP))) {
                schedule_work(&info->tqueue);
        }
 
@@ -584,12 +584,12 @@ static _INLINE_ void check_modem_status(struct async_struct *info)
                }
        }
        if (info->flags & ASYNC_CTS_FLOW) {
-               if (info->tty->hw_stopped) {
+               if (info->port.tty->hw_stopped) {
                        if (status & UART_MSR_CTS) {
 #if (defined(SERIAL_DEBUG_INTR) || defined(SERIAL_DEBUG_FLOW))
                                printk("CTS tx start...");
 #endif
-                               info->tty->hw_stopped = 0;
+                               info->port.tty->hw_stopped = 0;
                                info->IER |= UART_IER_THRI;
                                serial_out(info, UART_IER, info->IER);
                                rs_sched_event(info, RS_EVENT_WRITE_WAKEUP);
@@ -600,7 +600,7 @@ static _INLINE_ void check_modem_status(struct async_struct *info)
 #if (defined(SERIAL_DEBUG_INTR) || defined(SERIAL_DEBUG_FLOW))
                                printk("CTS tx stop...");
 #endif
-                               info->tty->hw_stopped = 1;
+                               info->port.tty->hw_stopped = 1;
                                info->IER &= ~UART_IER_THRI;
                                serial_out(info, UART_IER, info->IER);
                        }
@@ -670,7 +670,7 @@ static void do_softint(void *private_)
        ser_info_t      *info = (ser_info_t *) private_;
        struct tty_struct       *tty;
        
-       tty = info->tty;
+       tty = info->port.tty;
        if (!tty)
                return;
 
@@ -693,7 +693,7 @@ static void do_serial_hangup(void *private_)
        struct async_struct     *info = (struct async_struct *) private_;
        struct tty_struct       *tty;
        
-       tty = info->tty;
+       tty = info->port.tty;
        if (!tty)
                return;
 
@@ -721,8 +721,8 @@ static int startup(ser_info_t *info)
 
 #ifdef maybe
        if (!state->port || !state->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);
                goto errout;
        }
 #endif
@@ -734,12 +734,12 @@ static int startup(ser_info_t *info)
 
 #ifdef modem_control
        info->MCR = 0;
-       if (info->tty->termios->c_cflag & CBAUD)
+       if (info->port.tty->termios->c_cflag & CBAUD)
                info->MCR = UART_MCR_DTR | UART_MCR_RTS;
 #endif
        
-       if (info->tty)
-               clear_bit(TTY_IO_ERROR, &info->tty->flags);
+       if (info->port.tty)
+               clear_bit(TTY_IO_ERROR, &info->port.tty->flags);
 
        /*
         * and set the speed of the serial port
@@ -842,8 +842,8 @@ static void shutdown(ser_info_t *info)
                        smcp->smc_smcmr &= ~(SMCMR_REN | SMCMR_TEN);
        }
        
-       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;
        local_irq_restore(flags);
@@ -863,9 +863,9 @@ static void change_speed(ser_info_t *info)
        volatile struct smc_regs        *smcp;
        volatile struct scc_regs        *sccp;
 
-       if (!info->tty || !info->tty->termios)
+       if (!info->port.tty || !info->port.tty->termios)
                return;
-       cflag = info->tty->termios->c_cflag;
+       cflag = info->port.tty->termios->c_cflag;
 
        state = info->state;
 
@@ -936,24 +936,24 @@ static void change_speed(ser_info_t *info)
         * Set up parity check flag
         */
        info->read_status_mask = (BD_SC_EMPTY | BD_SC_OV);
-       if (I_INPCK(info->tty))
+       if (I_INPCK(info->port.tty))
                info->read_status_mask |= BD_SC_FR | BD_SC_PR;
-       if (I_BRKINT(info->tty) || I_PARMRK(info->tty))
+       if (I_BRKINT(info->port.tty) || I_PARMRK(info->port.tty))
                info->read_status_mask |= BD_SC_BR;
        
        /*
         * Characters to ignore
         */
        info->ignore_status_mask = 0;
-       if (I_IGNPAR(info->tty))
+       if (I_IGNPAR(info->port.tty))
                info->ignore_status_mask |= BD_SC_PR | BD_SC_FR;
-       if (I_IGNBRK(info->tty)) {
+       if (I_IGNBRK(info->port.tty)) {
                info->ignore_status_mask |= BD_SC_BR;
                /*
                 * 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 |= BD_SC_OV;
        }
        /*
@@ -1658,7 +1658,7 @@ static void rs_360_close(struct tty_struct *tty, struct file * filp)
        tty_ldisc_flush(tty);           
        tty->closing = 0;
        info->event = 0;
-       info->tty = 0;
+       info->port.tty = NULL;
        if (info->blocked_open) {
                if (info->close_delay) {
                        msleep_interruptible(jiffies_to_msecs(info->close_delay));
@@ -1758,7 +1758,7 @@ static void rs_360_hangup(struct tty_struct *tty)
        info->event = 0;
        state->count = 0;
        info->flags &= ~ASYNC_NORMAL_ACTIVE;
-       info->tty = 0;
+       info->port.tty = NULL;
        wake_up_interruptible(&info->open_wait);
 }
 
@@ -1919,7 +1919,7 @@ static int rs_360_open(struct tty_struct *tty, struct file * filp)
        printk("rs_open %s, count = %d\n", tty->name, info->state->count);
 #endif
        tty->driver_data = info;
-       info->tty = tty;
+       info->port.tty = tty;
 
        /*
         * Start up serial port
@@ -1976,7 +1976,7 @@ static inline int line_info(char *buf, struct serial_state *state)
                info->port = state->port;
                info->flags = state->flags;
                info->quot = 0;
-               info->tty = 0;
+               info->port.tty = NULL;
        }
        local_irq_disable();
        status = serial_in(info, UART_MSR);
index 0df6e40..90b56c2 100644 (file)
@@ -117,7 +117,7 @@ static void pl010_enable_ms(struct uart_port *port)
 
 static void pl010_rx_chars(struct uart_amba_port *uap)
 {
-       struct tty_struct *tty = uap->port.info->tty;
+       struct tty_struct *tty = uap->port.info->port.tty;
        unsigned int status, ch, flag, rsr, max_count = 256;
 
        status = readb(uap->port.membase + UART01x_FR);
index 8b5aa0b..9d08f27 100644 (file)
@@ -107,7 +107,7 @@ static void pl011_enable_ms(struct uart_port *port)
 
 static void pl011_rx_chars(struct uart_amba_port *uap)
 {
-       struct tty_struct *tty = uap->port.info->tty;
+       struct tty_struct *tty = uap->port.info->port.tty;
        unsigned int status, ch, flag, max_count = 256;
 
        status = readw(uap->port.membase + UART01x_FR);
index fd9bb77..9d85437 100644 (file)
@@ -175,7 +175,7 @@ int kgdb_get_debug_char(void)
 #ifdef CONFIG_SERIAL_BFIN_PIO
 static void bfin_serial_rx_chars(struct bfin_serial_port *uart)
 {
-       struct tty_struct *tty = uart->port.info->tty;
+       struct tty_struct *tty = uart->port.info->port.tty;
        unsigned int status, ch, flg;
        static struct timeval anomaly_start = { .tv_sec = 0 };
 
@@ -393,7 +393,7 @@ static void bfin_serial_dma_tx_chars(struct bfin_serial_port *uart)
 
 static void bfin_serial_dma_rx_chars(struct bfin_serial_port *uart)
 {
-       struct tty_struct *tty = uart->port.info->tty;
+       struct tty_struct *tty = uart->port.info->port.tty;
        int i, flg, status;
 
        status = UART_GET_LSR(uart);
@@ -552,7 +552,7 @@ static void bfin_serial_mctrl_check(struct bfin_serial_port *uart)
 #ifdef CONFIG_SERIAL_BFIN_CTSRTS
        unsigned int status;
        struct uart_info *info = uart->port.info;
-       struct tty_struct *tty = info->tty;
+       struct tty_struct *tty = info->port.tty;
 
        status = bfin_serial_get_mctrl(&uart->port);
        uart_handle_cts_change(&uart->port, status & TIOCM_CTS);
@@ -814,10 +814,10 @@ static void bfin_serial_set_ldisc(struct uart_port *port)
        int line = port->line;
        unsigned short val;
 
-       if (line >= port->info->tty->driver->num)
+       if (line >= port->info->port.tty->driver->num)
                return;
 
-       switch (port->info->tty->ldisc.num) {
+       switch (port->info->port.tty->ldisc.num) {
        case N_IRDA:
                val = UART_GET_GCTL(&bfin_serial_ports[line]);
                val |= (IREN | RPOLC);
index aca1240..dd8564d 100644 (file)
@@ -174,7 +174,7 @@ static int sport_uart_setup(struct sport_uart_port *up, int sclk, int baud_rate)
 static irqreturn_t sport_uart_rx_irq(int irq, void *dev_id)
 {
        struct sport_uart_port *up = dev_id;
-       struct tty_struct *tty = up->port.info->tty;
+       struct tty_struct *tty = up->port.info->port.tty;
        unsigned int ch;
 
        do {
@@ -201,7 +201,7 @@ static irqreturn_t sport_uart_tx_irq(int irq, void *dev_id)
 static irqreturn_t sport_uart_err_irq(int irq, void *dev_id)
 {
        struct sport_uart_port *up = dev_id;
-       struct tty_struct *tty = up->port.info->tty;
+       struct tty_struct *tty = up->port.info->port.tty;
        unsigned int stat = SPORT_GET_STAT(up);
 
        /* Overflow in RX FIFO */
index c6495f7..fc1fa92 100644 (file)
@@ -93,7 +93,7 @@ static void clps711xuart_enable_ms(struct uart_port *port)
 static irqreturn_t clps711xuart_int_rx(int irq, void *dev_id)
 {
        struct uart_port *port = dev_id;
-       struct tty_struct *tty = port->info->tty;
+       struct tty_struct *tty = port->info->port.tty;
        unsigned int status, ch, flg;
 
        status = clps_readl(SYSFLG(port));
index 3e0366e..8249ac4 100644 (file)
@@ -968,7 +968,7 @@ static DEFINE_MUTEX(tmp_buf_mutex);
 /* Calculate the chartime depending on baudrate, numbor of bits etc. */
 static void update_char_time(struct e100_serial * info)
 {
-       tcflag_t cflags = info->tty->termios->c_cflag;
+       tcflag_t cflags = info->port.tty->termios->c_cflag;
        int bits;
 
        /* calc. number of bits / data byte */
@@ -1483,7 +1483,8 @@ rs_stop(struct tty_struct *tty)
                                CIRC_CNT(info->xmit.head,
                                         info->xmit.tail,SERIAL_XMIT_SIZE)));
 
-               xoff = IO_FIELD(R_SERIAL0_XOFF, xoff_char, STOP_CHAR(info->tty));
+               xoff = IO_FIELD(R_SERIAL0_XOFF, xoff_char,
+                               STOP_CHAR(info->port.tty));
                xoff |= IO_STATE(R_SERIAL0_XOFF, tx_stop, stop);
                if (tty->termios->c_iflag & IXON ) {
                        xoff |= IO_STATE(R_SERIAL0_XOFF, auto_xoff, enable);
@@ -1772,7 +1773,7 @@ add_char_and_flag(struct e100_serial *info, unsigned char data, unsigned char fl
 
                info->icount.rx++;
        } else {
-               struct tty_struct *tty = info->tty;
+               struct tty_struct *tty = info->port.tty;
                tty_insert_flip_char(tty, data, flag);
                info->icount.rx++;
        }
@@ -1838,7 +1839,7 @@ static unsigned int handle_all_descr_data(struct e100_serial *info)
                descr->status = 0;
 
                DFLOW(  DEBUG_LOG(info->line, "RX %lu\n", recvl);
-                       if (info->tty->stopped) {
+                       if (info->port.tty->stopped) {
                                unsigned char *buf = phys_to_virt(descr->buf);
                                DEBUG_LOG(info->line, "rx 0x%02X\n", buf[0]);
                                DEBUG_LOG(info->line, "rx 0x%02X\n", buf[1]);
@@ -1872,7 +1873,7 @@ static void receive_chars_dma(struct e100_serial *info)
                IO_STATE(R_DMA_CH6_CLR_INTR, clr_descr, do) |
                IO_STATE(R_DMA_CH6_CLR_INTR, clr_eop, do);
 
-       tty = info->tty;
+       tty = info->port.tty;
        if (!tty) /* Something wrong... */
                return;
 
@@ -2122,7 +2123,7 @@ static void flush_to_flip_buffer(struct e100_serial *info)
        unsigned long flags;
 
        local_irq_save(flags);
-       tty = info->tty;
+       tty = info->port.tty;
 
        if (!tty) {
                local_irq_restore(flags);
@@ -2287,7 +2288,7 @@ static
 struct e100_serial * handle_ser_rx_interrupt_no_dma(struct e100_serial *info)
 {
        unsigned long data_read;
-       struct tty_struct *tty = info->tty;
+       struct tty_struct *tty = info->port.tty;
 
        if (!tty) {
                printk("!NO TTY!\n");
@@ -2350,7 +2351,7 @@ more_data:
                                        data_in, data_read);
                                char flag = TTY_NORMAL;
                                if (info->errorcode == ERRCODE_INSERT_BREAK) {
-                                       struct tty_struct *tty = info->tty;
+                                       struct tty_struct *tty = info->port.tty;
                                        tty_insert_flip_char(tty, 0, flag);
                                        info->icount.rx++;
                                }
@@ -2396,7 +2397,7 @@ more_data:
                goto more_data;
        }
 
-       tty_flip_buffer_push(info->tty);
+       tty_flip_buffer_push(info->port.tty);
        return info;
 }
 
@@ -2547,8 +2548,8 @@ static void handle_ser_tx_interrupt(struct e100_serial *info)
                rstat = info->port[REG_STATUS];
                DFLOW(DEBUG_LOG(info->line, "stat %x\n", rstat));
                e100_disable_serial_tx_ready_irq(info);
-               if (info->tty->stopped)
-                       rs_stop(info->tty);
+               if (info->port.tty->stopped)
+                       rs_stop(info->port.tty);
                /* Enable the DMA channel and tell it to continue */
                e100_enable_txdma_channel(info);
                /* Wait 12 cycles before doing the DMA command */
@@ -2561,9 +2562,10 @@ static void handle_ser_tx_interrupt(struct e100_serial *info)
        }
        /* Normal char-by-char interrupt */
        if (info->xmit.head == info->xmit.tail
-           || info->tty->stopped
-           || info->tty->hw_stopped) {
-               DFLOW(DEBUG_LOG(info->line, "tx_int: stopped %i\n", info->tty->stopped));
+           || info->port.tty->stopped
+           || info->port.tty->hw_stopped) {
+               DFLOW(DEBUG_LOG(info->line, "tx_int: stopped %i\n",
+                               info->port.tty->stopped));
                e100_disable_serial_tx_ready_irq(info);
                info->tr_running = 0;
                return;
@@ -2725,7 +2727,7 @@ do_softint(struct work_struct *work)
 
        info = container_of(work, struct e100_serial, work);
 
-       tty = info->tty;
+       tty = info->port.tty;
        if (!tty)
                return;
 
@@ -2767,8 +2769,8 @@ startup(struct e100_serial * info)
        /* Bits and pieces collected from below.  Better to have them
           in one ifdef:ed clause than to mix in a lot of ifdefs,
           right? */
-       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.head = info->xmit.tail = 0;
        info->first_recv_buffer = info->last_recv_buffer = NULL;
@@ -2825,8 +2827,8 @@ startup(struct e100_serial * info)
                e100_disable_txdma_channel(info);
        }
 
-       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.head = info->xmit.tail = 0;
        info->first_recv_buffer = info->last_recv_buffer = NULL;
@@ -2940,14 +2942,14 @@ shutdown(struct e100_serial * info)
                        descr[i].buf = 0;
                }
 
-       if (!info->tty || (info->tty->termios->c_cflag & HUPCL)) {
+       if (!info->port.tty || (info->port.tty->termios->c_cflag & HUPCL)) {
                /* hang up DTR and RTS if HUPCL is enabled */
                e100_dtr(info, 0);
                e100_rts(info, 0); /* could check CRTSCTS before doing this */
        }
 
-       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;
        local_irq_restore(flags);
@@ -2964,12 +2966,12 @@ change_speed(struct e100_serial *info)
        unsigned long flags;
        /* first some safety checks */
 
-       if (!info->tty || !info->tty->termios)
+       if (!info->port.tty || !info->port.tty->termios)
                return;
        if (!info->port)
                return;
 
-       cflag = info->tty->termios->c_cflag;
+       cflag = info->port.tty->termios->c_cflag;
 
        /* possibly, the tx/rx should be disabled first to do this safely */
 
@@ -3097,10 +3099,11 @@ change_speed(struct e100_serial *info)
 
        info->port[REG_TR_CTRL] = info->tx_ctrl;
        info->port[REG_REC_CTRL] = info->rx_ctrl;
-       xoff = IO_FIELD(R_SERIAL0_XOFF, xoff_char, STOP_CHAR(info->tty));
+       xoff = IO_FIELD(R_SERIAL0_XOFF, xoff_char, STOP_CHAR(info->port.tty));
        xoff |= IO_STATE(R_SERIAL0_XOFF, tx_stop, enable);
-       if (info->tty->termios->c_iflag & IXON ) {
-               DFLOW(DEBUG_LOG(info->line, "FLOW XOFF enabled 0x%02X\n", STOP_CHAR(info->tty)));
+       if (info->port.tty->termios->c_iflag & IXON ) {
+               DFLOW(DEBUG_LOG(info->line, "FLOW XOFF enabled 0x%02X\n",
+                               STOP_CHAR(info->port.tty)));
                xoff |= IO_STATE(R_SERIAL0_XOFF, auto_xoff, enable);
        }
 
@@ -3475,7 +3478,7 @@ set_serial_info(struct e100_serial *info,
        info->type = new_serial.type;
        info->close_delay = new_serial.close_delay;
        info->closing_wait = new_serial.closing_wait;
-       info->tty->low_latency = (info->flags & ASYNC_LOW_LATENCY) ? 1 : 0;
+       info->port.tty->low_latency = (info->flags & ASYNC_LOW_LATENCY) ? 1 : 0;
 
  check_and_exit:
        if (info->flags & ASYNC_INITIALIZED) {
@@ -3811,7 +3814,7 @@ rs_close(struct tty_struct *tty, struct file * filp)
        tty_ldisc_flush(tty);
        tty->closing = 0;
        info->event = 0;
-       info->tty = 0;
+       info->port.tty = NULL;
        if (info->blocked_open) {
                if (info->close_delay)
                        schedule_timeout_interruptible(info->close_delay);
@@ -3915,7 +3918,7 @@ rs_hangup(struct tty_struct *tty)
        info->event = 0;
        info->count = 0;
        info->flags &= ~ASYNC_NORMAL_ACTIVE;
-       info->tty = 0;
+       info->port.tty = NULL;
        wake_up_interruptible(&info->open_wait);
 }
 
@@ -4077,9 +4080,9 @@ rs_open(struct tty_struct *tty, struct file * filp)
 
        info->count++;
        tty->driver_data = info;
-       info->tty = tty;
+       info->port.tty = tty;
 
-       info->tty->low_latency = (info->flags & ASYNC_LOW_LATENCY) ? 1 : 0;
+       info->port.tty->low_latency = (info->flags & ASYNC_LOW_LATENCY) ? 1 : 0;
 
        if (!tmp_buf) {
                page = get_zeroed_page(GFP_KERNEL);
@@ -4267,14 +4270,14 @@ static int line_info(char *buf, struct e100_serial *info)
                       (unsigned long)info->max_recv_cnt);
 
 #if 1
-       if (info->tty) {
+       if (info->port.tty) {
 
-               if (info->tty->stopped)
+               if (info->port.tty->stopped)
                        ret += sprintf(buf+ret, " stopped:%i",
-                                      (int)info->tty->stopped);
-               if (info->tty->hw_stopped)
+                                      (int)info->port.tty->stopped);
+               if (info->port.tty->hw_stopped)
                        ret += sprintf(buf+ret, " hw_stopped:%i",
-                                      (int)info->tty->hw_stopped);
+                                      (int)info->port.tty->hw_stopped);
        }
 
        {
@@ -4465,7 +4468,7 @@ rs_init(void)
                info->uses_dma_in = 0;
                info->uses_dma_out = 0;
                info->line = i;
-               info->tty = 0;
+               info->port.tty = NULL;
                info->type = PORT_ETRAX;
                info->tr_running = 0;
                info->forced_eop = 0;
index 0dddd68..a81d2c2 100644 (file)
@@ -197,7 +197,7 @@ static inline void dz_receive_chars(struct dz_mux *mux)
        while ((status = dz_in(dport, DZ_RBUF)) & DZ_DVAL) {
                dport = &mux->dport[LINE(status)];
                uport = &dport->port;
-               tty = uport->info->tty;         /* point to the proper dev */
+               tty = uport->info->port.tty;    /* point to the proper dev */
 
                ch = UCHAR(status);             /* grab the char */
                flag = TTY_NORMAL;
@@ -249,7 +249,7 @@ static inline void dz_receive_chars(struct dz_mux *mux)
        }
        for (i = 0; i < DZ_NB_PORT; i++)
                if (lines_rx[i])
-                       tty_flip_buffer_push(mux->dport[i].port.info->tty);
+                       tty_flip_buffer_push(mux->dport[i].port.info->port.tty);
 }
 
 /*
index 64acb39..e0da4dc 100644 (file)
@@ -372,7 +372,7 @@ static irqreturn_t imx_rxint(int irq, void *dev_id)
 {
        struct imx_port *sport = dev_id;
        unsigned int rx,flg,ignored = 0;
-       struct tty_struct *tty = sport->port.info->tty;
+       struct tty_struct *tty = sport->port.info->port.tty;
        unsigned long flags, temp;
 
        spin_lock_irqsave(&sport->port.lock,flags);
index 49b8a82..6bab63c 100644 (file)
@@ -1635,7 +1635,7 @@ static void transmit_chars(struct uart_port *the_port)
                return;
 
        info = the_port->info;
-       tty = info->tty;
+       tty = info->port.tty;
 
        if (uart_circ_empty(&info->xmit) || uart_tx_stopped(the_port)) {
                /* Nothing to do or hw stopped */
@@ -1738,14 +1738,14 @@ ioc4_change_speed(struct uart_port *the_port,
 
        the_port->ignore_status_mask = N_ALL_INPUT;
 
-       info->tty->low_latency = 1;
+       info->port.tty->low_latency = 1;
 
-       if (I_IGNPAR(info->tty))
+       if (I_IGNPAR(info->port.tty))
                the_port->ignore_status_mask &= ~(N_PARITY_ERROR
                                                | N_FRAMING_ERROR);
-       if (I_IGNBRK(info->tty)) {
+       if (I_IGNBRK(info->port.tty)) {
                the_port->ignore_status_mask &= ~N_BREAK;
-               if (I_IGNPAR(info->tty))
+               if (I_IGNPAR(info->port.tty))
                        the_port->ignore_status_mask &= ~N_OVERRUN_ERROR;
        }
        if (!(cflag & CREAD)) {
@@ -1801,7 +1801,8 @@ static inline int ic4_startup_local(struct uart_port *the_port)
        ioc4_set_proto(port, the_port->mapbase);
 
        /* set the speed of the serial port */
-       ioc4_change_speed(the_port, info->tty->termios, (struct ktermios *)0);
+       ioc4_change_speed(the_port, info->port.tty->termios,
+                         (struct ktermios *)0);
 
        return 0;
 }
@@ -2346,11 +2347,11 @@ static void receive_chars(struct uart_port *the_port)
        /* Make sure all the pointers are "good" ones */
        if (!info)
                return;
-       if (!info->tty)
+       if (!info->port.tty)
                return;
 
        spin_lock_irqsave(&the_port->lock, pflags);
-       tty = info->tty;
+       tty = info->port.tty;
 
        request_count = tty_buffer_request_room(tty, IOC4_MAX_CHARS);
 
@@ -2440,8 +2441,8 @@ static void ic4_shutdown(struct uart_port *the_port)
 
        wake_up_interruptible(&info->delta_msr_wait);
 
-       if (info->tty)
-               set_bit(TTY_IO_ERROR, &info->tty->flags);
+       if (info->port.tty)
+               set_bit(TTY_IO_ERROR, &info->port.tty->flags);
 
        spin_lock_irqsave(&the_port->lock, port_flags);
        set_notification(port, N_ALL, 0);
index 9c95bc0..0d9acbd 100644 (file)
@@ -257,8 +257,8 @@ static struct tty_struct *ip22zilog_receive_chars(struct uart_ip22zilog_port *up
 
        tty = NULL;
        if (up->port.info != NULL &&
-           up->port.info->tty != NULL)
-               tty = up->port.info->tty;
+           up->port.info->port.tty != NULL)
+               tty = up->port.info->port.tty;
 
        for (;;) {
                ch = readb(&channel->control);
index 60a95bb..23d0305 100644 (file)
@@ -325,7 +325,7 @@ static void m32r_sio_enable_ms(struct uart_port *port)
 
 static void receive_chars(struct uart_sio_port *up, int *status)
 {
-       struct tty_struct *tty = up->port.info->tty;
+       struct tty_struct *tty = up->port.info->port.tty;
        unsigned char ch;
        unsigned char flag;
        int max_count = 256;
index 7e164e0..b2001c5 100644 (file)
@@ -312,7 +312,7 @@ static void mcf_rx_chars(struct mcf_uart *pp)
                uart_insert_char(port, status, MCFUART_USR_RXOVERRUN, ch, flag);
        }
 
-       tty_flip_buffer_push(port->info->tty);
+       tty_flip_buffer_push(port->info->port.tty);
 }
 
 /****************************************************************************/
index 56007cc..fbe3835 100644 (file)
@@ -327,7 +327,7 @@ static void mcfrs_start(struct tty_struct *tty)
 static inline void receive_chars(struct mcf_serial *info)
 {
        volatile unsigned char  *uartp;
-       struct tty_struct       *tty = info->tty;
+       struct tty_struct       *tty = info->port.tty;
        unsigned char           status, ch, flag;
 
        if (!tty)
@@ -382,7 +382,7 @@ static inline void transmit_chars(struct mcf_serial *info)
                info->stats.tx++;
        }
 
-       if ((info->xmit_cnt <= 0) || info->tty->stopped) {
+       if ((info->xmit_cnt <= 0) || info->port.tty->stopped) {
                info->imr &= ~MCFUART_UIR_TXREADY;
                uartp[MCFUART_UIMR] = info->imr;
                return;
@@ -428,7 +428,7 @@ irqreturn_t mcfrs_interrupt(int irq, void *dev_id)
 static void mcfrs_offintr(struct work_struct *work)
 {
        struct mcf_serial *info = container_of(work, struct mcf_serial, tqueue);
-       struct tty_struct *tty = info->tty;
+       struct tty_struct *tty = info->port.tty;
        
        if (tty)
                tty_wakeup(tty);
@@ -498,7 +498,7 @@ static void mcfrs_timer(void)
 static void do_serial_hangup(struct work_struct *work)
 {
        struct mcf_serial *info = container_of(work, struct mcf_serial, tqueue_hangup);
-       struct tty_struct *tty = info->tty;
+       struct tty_struct *tty = info->port.tty;
        
        if (tty)
                tty_hangup(tty);
@@ -532,8 +532,8 @@ static int startup(struct mcf_serial * info)
        uartp[MCFUART_UCR] = MCFUART_UCR_CMDRESETTX;  /* reset TX */
        mcfrs_setsignals(info, 1, 1);
 
-       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;
 
        /*
@@ -578,7 +578,7 @@ static void shutdown(struct mcf_serial * info)
        uartp[MCFUART_UCR] = MCFUART_UCR_CMDRESETRX;  /* reset RX */
        uartp[MCFUART_UCR] = MCFUART_UCR_CMDRESETTX;  /* reset TX */
 
-       if (!info->tty || (info->tty->termios->c_cflag & HUPCL))
+       if (!info->port.tty || (info->port.tty->termios->c_cflag & HUPCL))
                mcfrs_setsignals(info, 0, 0);
 
        if (info->xmit_buf) {
@@ -586,8 +586,8 @@ static void shutdown(struct mcf_serial * info)
                info->xmit_buf = 0;
        }
 
-       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;
        local_irq_restore(flags);
@@ -609,9 +609,9 @@ static void mcfrs_change_speed(struct mcf_serial *info)
        unsigned int            fraction;
 #endif
 
-       if (!info->tty || !info->tty->termios)
+       if (!info->port.tty || !info->port.tty->termios)
                return;
-       cflag = info->tty->termios->c_cflag;
+       cflag = info->port.tty->termios->c_cflag;
        if (info->addr == 0)
                return;
 
@@ -623,7 +623,7 @@ static void mcfrs_change_speed(struct mcf_serial *info)
        if (i & CBAUDEX) {
                i &= ~CBAUDEX;
                if (i < 1 || i > 4)
-                       info->tty->termios->c_cflag &= ~CBAUDEX;
+                       info->port.tty->termios->c_cflag &= ~CBAUDEX;
                else
                        i += 15;
        }
@@ -1216,7 +1216,7 @@ static void mcfrs_close(struct tty_struct *tty, struct file * filp)
        
        tty->closing = 0;
        info->event = 0;
-       info->tty = 0;
+       info->port.tty = NULL;
 #if 0  
        if (tty->ldisc.num != ldiscs[N_TTY].num) {
                if (tty->ldisc.close)
@@ -1325,7 +1325,7 @@ void mcfrs_hangup(struct tty_struct *tty)
        info->event = 0;
        info->count = 0;
        info->flags &= ~ASYNC_NORMAL_ACTIVE;
-       info->tty = 0;
+       info->port.tty = NULL;
        wake_up_interruptible(&info->open_wait);
 }
 
@@ -1452,7 +1452,7 @@ int mcfrs_open(struct tty_struct *tty, struct file * filp)
 #endif
        info->count++;
        tty->driver_data = info;
-       info->tty = tty;
+       info->port.tty = tty;
 
        /*
         * Start up serial port
@@ -1767,7 +1767,7 @@ mcfrs_init(void)
        for (i = 0, info = mcfrs_table; (i < NR_PORTS); i++, info++) {
                info->magic = SERIAL_MAGIC;
                info->line = i;
-               info->tty = 0;
+               info->port.tty = NULL;
                info->custom_divisor = 16;
                info->close_delay = 50;
                info->closing_wait = 3000;
index efc971d..3612607 100644 (file)
@@ -732,7 +732,7 @@ static struct uart_ops mpc52xx_uart_ops = {
 static inline int
 mpc52xx_uart_int_rx_chars(struct uart_port *port)
 {
-       struct tty_struct *tty = port->info->tty;
+       struct tty_struct *tty = port->info->port.tty;
        unsigned char ch, flag;
        unsigned short status;
 
index da596e7..c9f53e7 100644 (file)
@@ -932,7 +932,7 @@ static int mpsc_make_ready(struct mpsc_port_info *pi)
 static int mpsc_rx_intr(struct mpsc_port_info *pi)
 {
        struct mpsc_rx_desc *rxre;
-       struct tty_struct *tty = pi->port.info->tty;
+       struct tty_struct *tty = pi->port.info->port.tty;
        u32     cmdstat, bytes_in, i;
        int     rc = 0;
        u8      *bp;
index e940317..953a5ff 100644 (file)
@@ -243,7 +243,7 @@ static void mux_write(struct uart_port *port)
 static void mux_read(struct uart_port *port)
 {
        int data;
-       struct tty_struct *tty = port->info->tty;
+       struct tty_struct *tty = port->info->port.tty;
        __u32 start_count = port->icount.rx;
 
        while(1) {
index 81ac9bb..9f8ccb7 100644 (file)
@@ -203,7 +203,7 @@ static void netx_txint(struct uart_port *port)
 static void netx_rxint(struct uart_port *port)
 {
        unsigned char rx, flg, status;
-       struct tty_struct *tty = port->info->tty;
+       struct tty_struct *tty = port->info->port.tty;
 
        while (!(readl(port->membase + UART_FR) & FR_RXFE)) {
                rx = readl(port->membase + UART_DR);
index 1ba5917..22e30d2 100644 (file)
@@ -181,7 +181,7 @@ static void pnx8xxx_enable_ms(struct uart_port *port)
 
 static void pnx8xxx_rx_chars(struct pnx8xxx_port *sport)
 {
-       struct tty_struct *tty = sport->port.info->tty;
+       struct tty_struct *tty = sport->port.info->port.tty;
        unsigned int status, ch, flg;
 
        status = FIFO_TO_SM(serial_in(sport, PNX8XXX_FIFO)) |
index b4f7ffb..b9a93f3 100644 (file)
@@ -101,7 +101,7 @@ static void serial_pxa_stop_rx(struct uart_port *port)
 
 static inline void receive_chars(struct uart_pxa_port *up, int *status)
 {
-       struct tty_struct *tty = up->port.info->tty;
+       struct tty_struct *tty = up->port.info->port.tty;
        unsigned int ch, flag;
        int max_count = 256;
 
index f3cf7fe..a5e76cc 100644 (file)
@@ -189,7 +189,7 @@ static void sa1100_enable_ms(struct uart_port *port)
 static void
 sa1100_rx_chars(struct sa1100_port *sport)
 {
-       struct tty_struct *tty = sport->port.info->tty;
+       struct tty_struct *tty = sport->port.info->port.tty;
        unsigned int status, ch, flg;
 
        status = UTSR1_TO_SM(UART_GET_UTSR1(sport)) |
index f8e1447..a4fb343 100644 (file)
@@ -384,7 +384,7 @@ static void sbd_receive_chars(struct sbd_port *sport)
                uart_insert_char(uport, status, M_DUART_OVRUN_ERR, ch, flag);
        }
 
-       tty_flip_buffer_push(uport->info->tty);
+       tty_flip_buffer_push(uport->info->port.tty);
 }
 
 static void sbd_transmit_chars(struct sbd_port *sport)
index ae2a9e2..e0be11c 100644 (file)
@@ -141,7 +141,7 @@ static struct tty_struct *receive_chars(struct uart_port *port)
        u8 status;
 
        if (port->info != NULL)         /* Unopened serial console */
-               tty = port->info->tty;
+               tty = port->info->port.tty;
 
        while (limit-- > 0) {
                status = READ_SC_PORT(port, SR);
index 8721afe..0edbc5d 100644 (file)
@@ -108,7 +108,7 @@ static void ks8695uart_disable_ms(struct uart_port *port)
 static irqreturn_t ks8695uart_rx_chars(int irq, void *dev_id)
 {
        struct uart_port *port = dev_id;
-       struct tty_struct *tty = port->info->tty;
+       struct tty_struct *tty = port->info->port.tty;
        unsigned int status, ch, lsr, flg, max_count = 256;
 
        status = UART_GET_LSR(port);            /* clears pending LSR interrupts */
index eb18d42..cb49a5a 100644 (file)
@@ -137,7 +137,7 @@ static void lh7a40xuart_enable_ms (struct uart_port* port)
 
 static void lh7a40xuart_rx_chars (struct uart_port* port)
 {
-       struct tty_struct* tty = port->info->tty;
+       struct tty_struct* tty = port->info->port.tty;
        int cbRxMax = 256;      /* (Gross) limit on receive */
        unsigned int data;      /* Received data and status */
        unsigned int flag;
index ce6ee92..208e42b 100644 (file)
@@ -521,7 +521,7 @@ static void sci_transmit_chars(struct uart_port *port)
 static inline void sci_receive_chars(struct uart_port *port)
 {
        struct sci_port *sci_port = (struct sci_port *)port;
-       struct tty_struct *tty = port->info->tty;
+       struct tty_struct *tty = port->info->port.tty;
        int i, count, copied = 0;
        unsigned short status;
        unsigned char flag;
@@ -642,7 +642,7 @@ static inline int sci_handle_errors(struct uart_port *port)
 {
        int copied = 0;
        unsigned short status = sci_in(port, SCxSR);
-       struct tty_struct *tty = port->info->tty;
+       struct tty_struct *tty = port->info->port.tty;
 
        if (status & SCxSR_ORER(port)) {
                /* overrun error */
@@ -692,7 +692,7 @@ static inline int sci_handle_breaks(struct uart_port *port)
 {
        int copied = 0;
        unsigned short status = sci_in(port, SCxSR);
-       struct tty_struct *tty = port->info->tty;
+       struct tty_struct *tty = port->info->port.tty;
        struct sci_port *s = &sci_ports[port->line];
 
        if (uart_handle_break(port))
@@ -762,7 +762,7 @@ static irqreturn_t sci_er_interrupt(int irq, void *ptr)
        } else {
 #if defined(SCIF_ORER)
                if((sci_in(port, SCLSR) & SCIF_ORER) != 0) {
-                       struct tty_struct *tty = port->info->tty;
+                       struct tty_struct *tty = port->info->port.tty;
 
                        sci_out(port, SCLSR, 0);
                        tty_insert_flip_char(tty, 0, TTY_OVERRUN);
index b51c242..6a3f8fb 100644 (file)
@@ -75,7 +75,7 @@ static struct uart_port ulite_ports[ULITE_NR_UARTS];
 
 static int ulite_receive(struct uart_port *port, int stat)
 {
-       struct tty_struct *tty = port->info->tty;
+       struct tty_struct *tty = port->info->port.tty;
        unsigned char ch = 0;
        char flag = TTY_NORMAL;
 
@@ -162,7 +162,7 @@ static irqreturn_t ulite_isr(int irq, void *dev_id)
                busy |= ulite_transmit(port, stat);
        } while (busy);
 
-       tty_flip_buffer_push(port->info->tty);
+       tty_flip_buffer_push(port->info->port.tty);
 
        return IRQ_HANDLED;
 }
index 566a8b4..5c5d18d 100644 (file)
@@ -466,7 +466,7 @@ static void qe_uart_int_rx(struct uart_qe_port *qe_port)
        int i;
        unsigned char ch, *cp;
        struct uart_port *port = &qe_port->port;
-       struct tty_struct *tty = port->info->tty;
+       struct tty_struct *tty = port->info->port.tty;
        struct qe_bd *bdp;
        u16 status;
        unsigned int flg;
index dd98aca..5acf061 100644 (file)
@@ -300,8 +300,8 @@ static irqreturn_t v850e_uart_rx_irq(int irq, void *data)
 
        port->icount.rx++;
 
-       tty_insert_flip_char (port->info->tty, ch, ch_stat);
-       tty_schedule_flip (port->info->tty);
+       tty_insert_flip_char (port->info->port.tty, ch, ch_stat);
+       tty_schedule_flip (port->info->port.tty);
 
        return IRQ_HANDLED;
 }
index bb6ce6b..0573f3b 100644 (file)
@@ -318,7 +318,7 @@ static inline void receive_chars(struct uart_port *port, uint8_t *status)
        char flag;
        int max_count = RX_MAX_COUNT;
 
-       tty = port->info->tty;
+       tty = port->info->port.tty;
        lsr = *status;
 
        do {
index 65f1294..bd45b62 100644 (file)
@@ -602,7 +602,7 @@ static void zs_receive_chars(struct zs_port *zport)
                uart_insert_char(uport, status, Rx_OVR, ch, flag);
        }
 
-       tty_flip_buffer_push(uport->info->tty);
+       tty_flip_buffer_push(uport->info->port.tty);
 }
 
 static void zs_raw_transmit_chars(struct zs_port *zport)