diff options
76 files changed, 297 insertions, 286 deletions
diff --git a/arch/alpha/kernel/srmcons.c b/arch/alpha/kernel/srmcons.c index 59b7bbad8394..21b57a66e809 100644 --- a/arch/alpha/kernel/srmcons.c +++ b/arch/alpha/kernel/srmcons.c @@ -46,13 +46,14 @@ typedef union _srmcons_result { static int srmcons_do_receive_chars(struct tty_struct *tty) { + struct tty_port *port = tty->port; srmcons_result result; int count = 0, loops = 0; do { result.as_long = callback_getc(0); if (result.bits.status < 2) { - tty_insert_flip_char(tty, (char)result.bits.c, 0); + tty_insert_flip_char(port, (char)result.bits.c, 0); count++; } } while((result.bits.status & 1) && (++loops < 10)); diff --git a/arch/ia64/hp/sim/simserial.c b/arch/ia64/hp/sim/simserial.c index fc3924d18c1f..f8ae5d8eb106 100644 --- a/arch/ia64/hp/sim/simserial.c +++ b/arch/ia64/hp/sim/simserial.c @@ -55,6 +55,7 @@ static struct console *console; static void receive_chars(struct tty_struct *tty) { + struct tty_port *port = tty->port; unsigned char ch; static unsigned char seen_esc = 0; @@ -81,7 +82,7 @@ static void receive_chars(struct tty_struct *tty) } seen_esc = 0; - if (tty_insert_flip_char(tty, ch, TTY_NORMAL) == 0) + if (tty_insert_flip_char(port, ch, TTY_NORMAL) == 0) break; } tty_flip_buffer_push(tty); diff --git a/arch/mn10300/kernel/mn10300-serial.c b/arch/mn10300/kernel/mn10300-serial.c index 9b2232a78ff9..54ef40ceaaed 100644 --- a/arch/mn10300/kernel/mn10300-serial.c +++ b/arch/mn10300/kernel/mn10300-serial.c @@ -667,14 +667,14 @@ insert: else flag = TTY_NORMAL; - tty_insert_flip_char(tty, ch, flag); + tty_insert_flip_char(port, ch, flag); } /* overrun is special, since it's reported immediately, and doesn't * affect the current character */ if (overrun) - tty_insert_flip_char(tty, 0, TTY_OVERRUN); + tty_insert_flip_char(port, 0, TTY_OVERRUN); count--; if (count <= 0) { diff --git a/arch/parisc/kernel/pdc_cons.c b/arch/parisc/kernel/pdc_cons.c index efc5e7d30530..4d92a379eb21 100644 --- a/arch/parisc/kernel/pdc_cons.c +++ b/arch/parisc/kernel/pdc_cons.c @@ -147,7 +147,7 @@ static void pdc_console_poll(unsigned long unused) data = pdc_console_poll_key(NULL); if (data == -1) break; - tty_insert_flip_char(tty, data & 0xFF, TTY_NORMAL); + tty_insert_flip_char(&tty_port, data & 0xFF, TTY_NORMAL); count ++; } diff --git a/arch/um/drivers/chan_kern.c b/arch/um/drivers/chan_kern.c index 4ff2503a1bb8..795bd8102205 100644 --- a/arch/um/drivers/chan_kern.c +++ b/arch/um/drivers/chan_kern.c @@ -81,12 +81,6 @@ static const struct chan_ops not_configged_ops = { }; #endif /* CONFIG_NOCONFIG_CHAN */ -static void tty_receive_char(struct tty_struct *tty, char ch) -{ - if (tty) - tty_insert_flip_char(tty, ch, TTY_NORMAL); -} - static int open_one_chan(struct chan *chan) { int fd, err; @@ -569,7 +563,7 @@ void chan_interrupt(struct line *line, struct tty_struct *tty, int irq) } err = chan->ops->read(chan->fd, &c, chan->data); if (err > 0) - tty_receive_char(tty, c); + tty_insert_flip_char(port, c, TTY_NORMAL); } while (err > 0); if (err == 0) diff --git a/arch/xtensa/platforms/iss/console.c b/arch/xtensa/platforms/iss/console.c index 8207a119eee9..62447d63890c 100644 --- a/arch/xtensa/platforms/iss/console.c +++ b/arch/xtensa/platforms/iss/console.c @@ -98,6 +98,7 @@ static int rs_write(struct tty_struct * tty, static void rs_poll(unsigned long priv) { struct tty_struct* tty = (struct tty_struct*) priv; + struct tty_port *port = tty->port; struct timeval tv = { .tv_sec = 0, .tv_usec = 0 }; int i = 0; @@ -107,7 +108,7 @@ static void rs_poll(unsigned long priv) while (__simc(SYS_select_one, 0, XTISS_SELECT_ONE_READ, (int)&tv,0,0)){ __simc (SYS_read, 0, (unsigned long)&c, 1, 0, 0); - tty_insert_flip_char(tty, c, TTY_NORMAL); + tty_insert_flip_char(port, c, TTY_NORMAL); i++; } diff --git a/drivers/char/pcmcia/synclink_cs.c b/drivers/char/pcmcia/synclink_cs.c index 0b1de715f097..9bdfe27b2413 100644 --- a/drivers/char/pcmcia/synclink_cs.c +++ b/drivers/char/pcmcia/synclink_cs.c @@ -945,7 +945,7 @@ static void rx_ready_async(MGSLPC_INFO *info, int tcd, struct tty_struct *tty) else if (status & BIT6) flag = TTY_FRAME; } - work += tty_insert_flip_char(tty, data, flag); + work += tty_insert_flip_char(port, data, flag); } issue_command(info, CHA, CMD_RXFIFO); diff --git a/drivers/ipack/devices/ipoctal.c b/drivers/ipack/devices/ipoctal.c index 576d53d92677..8e0ed663ba9b 100644 --- a/drivers/ipack/devices/ipoctal.c +++ b/drivers/ipack/devices/ipoctal.c @@ -136,6 +136,7 @@ static int ipoctal_get_icount(struct tty_struct *tty, static void ipoctal_irq_rx(struct ipoctal_channel *channel, struct tty_struct *tty, u8 sr) { + struct tty_port *port = &channel->tty_port; unsigned char value; unsigned char flag = TTY_NORMAL; u8 isr; @@ -149,7 +150,7 @@ static void ipoctal_irq_rx(struct ipoctal_channel *channel, if (sr & SR_OVERRUN_ERROR) { channel->stats.overrun_err++; /* Overrun doesn't affect the current character*/ - tty_insert_flip_char(tty, 0, TTY_OVERRUN); + tty_insert_flip_char(port, 0, TTY_OVERRUN); } if (sr & SR_PARITY_ERROR) { channel->stats.parity_err++; @@ -165,7 +166,7 @@ static void ipoctal_irq_rx(struct ipoctal_channel *channel, flag = TTY_BREAK; } } - tty_insert_flip_char(tty, value, flag); + tty_insert_flip_char(port, value, flag); /* Check if there are more characters in RX FIFO * If there are more, the isr register for this channel diff --git a/drivers/isdn/i4l/isdn_common.c b/drivers/isdn/i4l/isdn_common.c index 7093169ee0c9..4a387ec021ad 100644 --- a/drivers/isdn/i4l/isdn_common.c +++ b/drivers/isdn/i4l/isdn_common.c @@ -913,7 +913,7 @@ isdn_readbchan_tty(int di, int channel, struct tty_struct *tty, int cisco_hack) while ((count_pull < skb->len) && (len > 0)) { /* push every character but the last to the tty buffer directly */ if (count_put) - tty_insert_flip_char(tty, last, TTY_NORMAL); + tty_insert_flip_char(port, last, TTY_NORMAL); len--; if (dev->drv[di]->DLEflag & DLEmask) { last = DLE; @@ -953,16 +953,16 @@ isdn_readbchan_tty(int di, int channel, struct tty_struct *tty, int cisco_hack) * Now we can dequeue it. */ if (cisco_hack) - tty_insert_flip_char(tty, last, 0xFF); + tty_insert_flip_char(port, last, 0xFF); else - tty_insert_flip_char(tty, last, TTY_NORMAL); + tty_insert_flip_char(port, last, TTY_NORMAL); #ifdef CONFIG_ISDN_AUDIO ISDN_AUDIO_SKB_LOCK(skb) = 0; #endif skb = skb_dequeue(&dev->drv[di]->rpqueue[channel]); dev_kfree_skb(skb); } else { - tty_insert_flip_char(tty, last, TTY_NORMAL); + tty_insert_flip_char(port, last, TTY_NORMAL); /* Not yet emptied this buff, so it * must stay in the queue, for further calls * but we pull off the data we got until now. diff --git a/drivers/isdn/i4l/isdn_tty.c b/drivers/isdn/i4l/isdn_tty.c index 4f5bcee7cf32..32d65d4bc848 100644 --- a/drivers/isdn/i4l/isdn_tty.c +++ b/drivers/isdn/i4l/isdn_tty.c @@ -92,11 +92,11 @@ isdn_tty_try_read(modem_info *info, struct sk_buff *skb) unsigned char *dp = skb->data; while (--l) { if (*dp == DLE) - tty_insert_flip_char(tty, DLE, 0); - tty_insert_flip_char(tty, *dp++, 0); + tty_insert_flip_char(port, DLE, 0); + tty_insert_flip_char(port, *dp++, 0); } if (*dp == DLE) - tty_insert_flip_char(tty, DLE, 0); + tty_insert_flip_char(port, DLE, 0); last = *dp; } else { #endif @@ -107,9 +107,9 @@ isdn_tty_try_read(modem_info *info, struct sk_buff *skb) } #endif if (info->emu.mdmreg[REG_CPPP] & BIT_CPPP) - tty_insert_flip_char(tty, last, 0xFF); + tty_insert_flip_char(port, last, 0xFF); else - tty_insert_flip_char(tty, last, TTY_NORMAL); + tty_insert_flip_char(port, last, TTY_NORMAL); tty_flip_buffer_push(tty); kfree_skb(skb); @@ -2287,7 +2287,7 @@ isdn_tty_at_cout(char *msg, modem_info *info) if (skb) { *sp++ = c; } else { - if (tty_insert_flip_char(tty, c, TTY_NORMAL) == 0) + if (tty_insert_flip_char(port, c, TTY_NORMAL) == 0) break; } } diff --git a/drivers/mmc/card/sdio_uart.c b/drivers/mmc/card/sdio_uart.c index bd57a11acc79..894078be0b96 100644 --- a/drivers/mmc/card/sdio_uart.c +++ b/drivers/mmc/card/sdio_uart.c @@ -419,7 +419,7 @@ static void sdio_uart_receive_chars(struct sdio_uart_port *port, if ((*status & port->ignore_status_mask & ~UART_LSR_OE) == 0) if (tty) - tty_insert_flip_char(tty, ch, flag); + tty_insert_flip_char(&port->port, ch, flag); /* * Overrun is special. Since it's reported immediately, @@ -427,7 +427,8 @@ static void sdio_uart_receive_chars(struct sdio_uart_port *port, */ if (*status & ~port->ignore_status_mask & UART_LSR_OE) if (tty) - tty_insert_flip_char(tty, 0, TTY_OVERRUN); + tty_insert_flip_char(&port->port, 0, + TTY_OVERRUN); *status = sdio_in(port, UART_LSR); } while ((*status & UART_LSR_DR) && (max_count-- > 0)); diff --git a/drivers/s390/char/con3215.c b/drivers/s390/char/con3215.c index 40084501c31b..7c7294590880 100644 --- a/drivers/s390/char/con3215.c +++ b/drivers/s390/char/con3215.c @@ -411,7 +411,8 @@ static void raw3215_irq(struct ccw_device *cdev, unsigned long intparm, break; case CTRLCHAR_CTRL: - tty_insert_flip_char(tty, cchar, TTY_NORMAL); + tty_insert_flip_char(&raw->port, cchar, + TTY_NORMAL); tty_flip_buffer_push(tty); break; diff --git a/drivers/s390/char/keyboard.h b/drivers/s390/char/keyboard.h index d0ae2be58191..acab28d4f06b 100644 --- a/drivers/s390/char/keyboard.h +++ b/drivers/s390/char/keyboard.h @@ -46,7 +46,7 @@ kbd_put_queue(struct tty_port *port, int ch) struct tty_struct *tty = tty_port_tty_get(port); if (!tty) return; - tty_insert_flip_char(tty, ch, 0); + tty_insert_flip_char(port, ch, 0); tty_schedule_flip(tty); tty_kref_put(tty); } @@ -58,7 +58,7 @@ kbd_puts_queue(struct tty_port *port, char *cp) if (!tty) return; while (*cp) - tty_insert_flip_char(tty, *cp++, 0); + tty_insert_flip_char(port, *cp++, 0); tty_schedule_flip(tty); tty_kref_put(tty); } diff --git a/drivers/s390/char/sclp_tty.c b/drivers/s390/char/sclp_tty.c index 877fbc37c1e7..c03863a7d455 100644 --- a/drivers/s390/char/sclp_tty.c +++ b/drivers/s390/char/sclp_tty.c @@ -342,7 +342,7 @@ sclp_tty_input(unsigned char* buf, unsigned int count) case CTRLCHAR_SYSRQ: break; case CTRLCHAR_CTRL: - tty_insert_flip_char(tty, cchar, TTY_NORMAL); + tty_insert_flip_char(&sclp_port, cchar, TTY_NORMAL); tty_flip_buffer_push(tty); break; case CTRLCHAR_NONE: @@ -352,7 +352,7 @@ sclp_tty_input(unsigned char* buf, unsigned int count) strncmp((const char *) buf + count - 2, "\252n", 2))) { /* add the auto \n */ tty_insert_flip_string(tty, buf, count); - tty_insert_flip_char(tty, '\n', TTY_NORMAL); + tty_insert_flip_char(&sclp_port, '\n', TTY_NORMAL); } else tty_insert_flip_string(tty, buf, count - 2); tty_flip_buffer_push(tty); diff --git a/drivers/staging/dgrp/dgrp_net_ops.c b/drivers/staging/dgrp/dgrp_net_ops.c index df3ebcdf7ed8..e618a667d84c 100644 --- a/drivers/staging/dgrp/dgrp_net_ops.c +++ b/drivers/staging/dgrp/dgrp_net_ops.c @@ -2957,7 +2957,7 @@ check_query: !(I_IGNBRK(ch->ch_tun.un_tty))) { tty_buffer_request_room(&ch->port, 1); - tty_insert_flip_char(ch->ch_tun.un_tty, 0, TTY_BREAK); + tty_insert_flip_char(&ch->port, 0, TTY_BREAK); tty_flip_buffer_push(ch->ch_tun.un_tty); } diff --git a/drivers/staging/fwserial/fwserial.c b/drivers/staging/fwserial/fwserial.c index 85dbdc1eccec..a2a0c43dec1c 100644 --- a/drivers/staging/fwserial/fwserial.c +++ b/drivers/staging/fwserial/fwserial.c @@ -617,7 +617,7 @@ static int fwtty_rx(struct fwtty_port *port, unsigned char *data, size_t len) lsr &= port->status_mask; if (lsr & ~port->ignore_mask & UART_LSR_OE) { - if (!tty_insert_flip_char(tty, 0, TTY_OVERRUN)) { + if (!tty_insert_flip_char(&port->port, 0, TTY_OVERRUN)) { err = -EIO; goto out; } diff --git a/drivers/staging/serqt_usb2/serqt_usb2.c b/drivers/staging/serqt_usb2/serqt_usb2.c index 1b3e995d3a27..14965662d09c 100644 --- a/drivers/staging/serqt_usb2/serqt_usb2.c +++ b/drivers/staging/serqt_usb2/serqt_usb2.c @@ -255,12 +255,11 @@ static void ProcessModemStatus(struct quatech_port *qt_port, wake_up_interruptible(&qt_port->wait); } -static void ProcessRxChar(struct tty_struct *tty, struct usb_serial_port *port, - unsigned char data) +static void ProcessRxChar(struct usb_serial_port *port, unsigned char data) { struct urb *urb = port->read_urb; if (urb->actual_length) - tty_insert_flip_char(tty, data, TTY_NORMAL); + tty_insert_flip_char(&port->port, data, TTY_NORMAL); } static void qt_write_bulk_callback(struct urb *urb) @@ -335,8 +334,8 @@ static void qt_status_change_check(struct tty_struct *tty, case 0xff: dev_dbg(&port->dev, "No status sequence.\n"); - ProcessRxChar(tty, port, data[i]); - ProcessRxChar(tty, port, data[i + 1]); + ProcessRxChar(port, data[i]); + ProcessRxChar(port, data[i + 1]); i += 2; break; @@ -345,8 +344,8 @@ static void qt_status_change_check(struct tty_struct *tty, continue; } - if (tty && urb->actual_length) - tty_insert_flip_char(tty, data[i], TTY_NORMAL); + if (urb->actual_length) + tty_insert_flip_char(&port->port, data[i], TTY_NORMAL); } tty_flip_buffer_push(tty); diff --git a/drivers/tty/amiserial.c b/drivers/tty/amiserial.c index 9d7d00cdfecb..2e670d0c5366 100644 --- a/drivers/tty/amiserial.c +++ b/drivers/tty/amiserial.c @@ -328,9 +328,9 @@ static void receive_chars(struct serial_state *info) oe = 1; } } - tty_insert_flip_char(tty, ch, flag); + tty_insert_flip_char(&info->tport, ch, flag); if (oe == 1) - tty_insert_flip_char(tty, 0, TTY_OVERRUN); + tty_insert_flip_char(&info->tport, 0, TTY_OVERRUN); tty_flip_buffer_push(tty); out: return; diff --git a/drivers/tty/cyclades.c b/drivers/tty/cyclades.c index 0b7573dbf439..d1fe9a1f8475 100644 --- a/drivers/tty/cyclades.c +++ b/drivers/tty/cyclades.c @@ -492,34 +492,34 @@ static void cyy_chip_rx(struct cyclades_card *cinfo, int chip, if (tty_buffer_request_room(port, 1)) { if (data & info->read_status_mask) { if (data & CyBREAK) { - tty_insert_flip_char(tty, + tty_insert_flip_char(port, cyy_readb(info, CyRDSR), TTY_BREAK); info->icount.rx++; if (port->flags & ASYNC_SAK) do_SAK(tty); } else if (data & CyFRAME) { - tty_insert_flip_char(tty, + tty_insert_flip_char(port, cyy_readb(info, CyRDSR), TTY_FRAME); info->icount.rx++; info->idle_stats.frame_errs++; } else if (data & CyPARITY) { /* Pieces of seven... */ - tty_insert_flip_char(tty, + tty_insert_flip_char(port, cyy_readb(info, CyRDSR), TTY_PARITY); info->icount.rx++; info->idle_stats.parity_errs++; } else if (data & CyOVERRUN) { - tty_insert_flip_char(tty, 0, + tty_insert_flip_char(port, 0, TTY_OVERRUN); info->icount.rx++; /* If the flip buffer itself is overflowing, we still lose the next incoming character. */ - tty_insert_flip_char(tty, + tty_insert_flip_char(port, cyy_readb(info, CyRDSR), TTY_FRAME); info->icount.rx++; @@ -529,12 +529,12 @@ static void cyy_chip_rx(struct cyclades_card *cinfo, int chip, /* } else if(data & CyTIMEOUT) { */ /* } else if(data & CySPECHAR) { */ } else { - tty_insert_flip_char(tty, 0, + tty_insert_flip_char(port, 0, TTY_NORMAL); info->icount.rx++; } } else { - tty_insert_flip_char(tty, 0, TTY_NORMAL); + tty_insert_flip_char(port, 0, TTY_NORMAL); info->icount.rx++; } } else { @@ -557,7 +557,7 @@ static void cyy_chip_rx(struct cyclades_card *cinfo, int chip, len = tty_buffer_request_room(port, char_count); while (len--) { data = cyy_readb(info, CyRDSR); - tty_insert_flip_char(tty, data, TTY_NORMAL); + tty_insert_flip_char(port, data, TTY_NORMAL); info->idle_stats.recv_bytes++; info->icount.rx++; #ifdef CY_16Y_HACK @@ -992,7 +992,7 @@ static void cyz_handle_rx(struct cyclades_port *info, struct tty_struct *tty) new_rx_get); new_rx_get = (new_rx_get + 1) & (rx_bufsize - 1); - tty_insert_flip_char(tty, data, TTY_NORMAL); + tty_insert_flip_char(port, data, TTY_NORMAL); info->idle_stats.recv_bytes++; info->icount.rx++; } @@ -1117,17 +1117,17 @@ static void cyz_handle_cmd(struct cyclades_card *cinfo) switch (cmd) { case C_CM_PR_ERROR: - tty_insert_flip_char(tty, 0, TTY_PARITY); + tty_insert_flip_char(&info->port, 0, TTY_PARITY); info->icount.rx++; special_count++; break; case C_CM_FR_ERROR: - tty_insert_flip_char(tty, 0, TTY_FRAME); + tty_insert_flip_char(&info->port, 0, TTY_FRAME); info->icount.rx++; special_count++; break; case C_CM_RXBRK: - tty_insert_flip_char(tty, 0, TTY_BREAK); + tty_insert_flip_char(&info->port, 0, TTY_BREAK); info->icount.rx++; special_count++; break; diff --git a/drivers/tty/hvc/hvc_console.c b/drivers/tty/hvc/hvc_console.c index 3d2ea92b8505..8c2fe3a0e091 100644 --- a/drivers/tty/hvc/hvc_console.c +++ b/drivers/tty/hvc/hvc_console.c @@ -672,7 +672,7 @@ int hvc_poll(struct hvc_struct *hp) } } #endif /* CONFIG_MAGIC_SYSRQ */ - tty_insert_flip_char(tty, buf[i], 0); + tty_insert_flip_char(&hp->port, buf[i], 0); } read_total += n; diff --git a/drivers/tty/hvc/hvsi.c b/drivers/tty/hvc/hvsi.c index 68357a6e4de9..1f528b8ebf5f 100644 --- a/drivers/tty/hvc/hvsi.c +++ b/drivers/tty/hvc/hvsi.c @@ -329,8 +329,7 @@ static void hvsi_recv_query(struct hvsi_struct *hp, uint8_t *packet) } } -static void hvsi_insert_chars(struct hvsi_struct *hp, struct tty_struct *tty, - const char *buf, int len) +static void hvsi_insert_chars(struct hvsi_struct *hp, const char *buf, int len) { int i; @@ -346,7 +345,7 @@ static void hvsi_insert_chars(struct hvsi_struct *hp, struct tty_struct *tty, continue; } #endif /* CONFIG_MAGIC_SYSRQ */ - tty_insert_flip_char(tty, c, 0); + tty_insert_flip_char(&hp->port, c, 0); } } @@ -359,8 +358,7 @@ static void hvsi_insert_chars(struct hvsi_struct *hp, struct tty_struct *tty, * revisited. */ #define TTY_THRESHOLD_THROTTLE 128 -static bool hvsi_recv_data(struct hvsi_struct *hp, struct tty_struct *tty, - const uint8_t *packet) +static bool hvsi_recv_data(struct hvsi_struct *hp, const uint8_t *packet) { const struct hvsi_header *header = (const struct hvsi_header *)packet; const uint8_t *data = packet + sizeof(struct hvsi_header); @@ -377,7 +375,7 @@ static bool hvsi_recv_data(struct hvsi_struct *hp, struct tty_struct *tty, datalen = TTY_THRESHOLD_THROTTLE; } - hvsi_insert_chars(hp, tty, data, datalen); + hvsi_insert_chars(hp, data, datalen); if (overflow > 0) { /* @@ -438,9 +436,7 @@ static int hvsi_load_chunk(struct hvsi_struct *hp, struct tty_struct *tty, case VS_DATA_PACKET_HEADER: if (!is_open(hp)) break; - if (tty == NULL) - break; /* no tty buffer to put data in */ - flip = hvsi_recv_data(hp, tty, packet); + flip = hvsi_recv_data(hp, packet); break; case VS_CONTROL_PACKET_HEADER: hvsi_recv_control(hp, packet, tty, handshake); @@ -474,12 +470,12 @@ static int hvsi_load_chunk(struct hvsi_struct *hp, struct tty_struct *tty, return 1; } -static void hvsi_send_overflow(struct hvsi_struct *hp, struct tty_struct *tty) +static void hvsi_send_overflow(struct hvsi_struct *hp) { pr_debug("%s: delivering %i bytes overflow\n", __func__, hp->n_throttle); - hvsi_insert_chars(hp, tty, hp->throttle_buf, hp->n_throttle); + hvsi_insert_chars(hp, hp->throttle_buf, hp->n_throttle); hp->n_throttle = 0; } @@ -514,7 +510,7 @@ static irqreturn_t hvsi_interrupt(int irq, void *arg) if (tty && hp->n_throttle && !test_bit(TTY_THROTTLED, &tty->flags)) { /* we weren't hung up and we weren't throttled, so we can * deliver the rest now */ - hvsi_send_overflow(hp, tty); + hvsi_send_overflow(hp); tty_flip_buffer_push(tty); } spin_unlock_irqrestore(&hp->lock, flags); @@ -1001,7 +997,7 @@ static void hvsi_unthrottle(struct tty_struct *tty) spin_lock_irqsave(&hp->lock, flags); if (hp->n_throttle) { - hvsi_send_overflow(hp, tty); + hvsi_send_overflow(hp); tty_flip_buffer_push(tty); } spin_unlock_irqrestore(&hp->lock, flags); diff --git a/drivers/tty/isicom.c b/drivers/tty/isicom.c index e9fc15f00f48..c70144f55fc0 100644 --- a/drivers/tty/isicom.c +++ b/drivers/tty/isicom.c @@ -634,7 +634,7 @@ static irqreturn_t isicom_interrupt(int irq, void *dev_id) break; case 1: /* Received Break !!! */ - tty_insert_flip_char(tty, 0, TTY_BREAK); + tty_insert_flip_char(&port->port, 0, TTY_BREAK); if (port->port.flags & ASYNC_SAK) do_SAK(tty); tty_flip_buffer_push(tty); @@ -658,7 +658,7 @@ static irqreturn_t isicom_interrupt(int irq, void *dev_id) insw(base, rp, word_count); byte_count -= (word_count << 1); if (count & 0x0001) { - tty_insert_flip_char(tty, inw(base) & 0xff, + tty_insert_flip_char(&port->port, inw(base) & 0xff, TTY_NORMAL); byte_count -= 2; } diff --git a/drivers/tty/moxa.c b/drivers/tty/moxa.c index fcaac4870d5f..f42492db31c9 100644 --- a/drivers/tty/moxa.c +++ b/drivers/tty/moxa.c @@ -1429,7 +1429,7 @@ static int moxa_poll_port(struct moxa_port *p, unsigned int handle, goto put; if (tty && (intr & IntrBreak) && !I_IGNBRK(tty)) { /* BREAK */ - tty_insert_flip_char(tty, 0, TTY_BREAK); + tty_insert_flip_char(&p->port, 0, TTY_BREAK); tty_schedule_flip(tty); } diff --git a/drivers/tty/mxser.c b/drivers/tty/mxser.c index 40113868bec2..450c4507cb5b 100644 --- a/drivers/tty/mxser.c +++ b/drivers/tty/mxser.c @@ -2079,7 +2079,7 @@ static void mxser_receive_chars(struct tty_struct *tty, } while (gdl--) { ch = inb(port->ioaddr + UART_RX); - tty_insert_flip_char(tty, ch, 0); + tty_insert_flip_char(&port->port, ch, 0); cnt++; } goto end_intr; @@ -2118,7 +2118,7 @@ intr_old: } else flag = TTY_BREAK; } - tty_insert_flip_char(tty, ch, flag); + tty_insert_flip_char(&port->port, ch, flag); cnt++; if (cnt >= recv_room) { if (!port->ldisc_stop_rx) diff --git a/drivers/tty/n_gsm.c b/drivers/tty/n_gsm.c index 4572117988f8..769016504c88 100644 --- a/drivers/tty/n_gsm.c +++ b/drivers/tty/n_gsm.c @@ -1070,9 +1070,9 @@ static void gsm_process_modem(struct tty_struct *tty, struct gsm_dlci *dlci, if ((mlines & TIOCM_CD) == 0 && (dlci->modem_rx & TIOCM_CD)) if (!(tty->termios.c_cflag & CLOCAL)) tty_hangup(tty); - if (brk & 0x01) - tty_insert_flip_char(tty, 0, TTY_BREAK); } + if (brk & 0x01) + tty_insert_flip_char(&dlci->port, 0, TTY_BREAK); dlci->modem_rx = mlines; } @@ -1140,6 +1140,7 @@ static void gsm_control_modem(struct gsm_mux *gsm, u8 *data, int clen) static void gsm_control_rls(struct gsm_mux *gsm, u8 *data, int clen) { + struct tty_port *port; struct tty_struct *tty; unsigned int addr = 0 ; u8 bits; @@ -1163,16 +1164,19 @@ static void gsm_control_rls(struct gsm_mux *gsm, u8 *data, int clen) bits = *dp; if ((bits & 1) == 0) return; - /* See if we have an uplink tty */ - tty = tty_port_tty_get(&gsm->dlci[addr]->port); + port = &gsm->dlci[addr]->port; + + if (bits & 2) + tty_insert_flip_char(port, 0, TTY_OVERRUN); + if (bits & 4) + tty_insert_flip_char(port, 0, TTY_PARITY); + if (bits & 8) + tty_insert_flip_char(port, 0, TTY_FRAME); + + /* See if we have an uplink tty */ + tty = tty_port_tty_get(port); if (tty) { - if (bits & 2) - tty_insert_flip_char(tty, 0, TTY_OVERRUN); - if (bits & 4) - tty_insert_flip_char(tty, 0, TTY_PARITY); - if (bits & 8) - tty_insert_flip_char(tty, 0, TTY_FRAME); tty_flip_buffer_push(tty); tty_kref_put(tty); } diff --git a/drivers/tty/nozomi.c b/drivers/tty/nozomi.c index a0c69ab04399..437a6366fb7b 100644 --- a/drivers/tty/nozomi.c +++ b/drivers/tty/nozomi.c @@ -855,7 +855,7 @@ static int receive_data(enum port_type index, struct nozomi *dc) read_mem32((u32 *) buf, addr + offset, RECEIVE_BUF_MAX); if (size == 1) { - tty_insert_flip_char(tty, buf[0], TTY_NORMAL); + tty_insert_flip_char(&port->port, buf[0], TTY_NORMAL); size = 0; } else if (size < RECEIVE_BUF_MAX) { size -= tty_insert_flip_string(tty, (char *) buf, size); diff --git a/drivers/tty/rocket.c b/drivers/tty/rocket.c index 77d7bc94afaa..5848a767001a 100644 --- a/drivers/tty/rocket.c +++ b/drivers/tty/rocket.c @@ -379,7 +379,8 @@ static void rp_do_receive(struct r_port *info, flag = TTY_OVERRUN; else flag = TTY_NORMAL; - tty_insert_flip_char(tty, CharNStat & 0xff, flag); + tty_insert_flip_char(&info->port, CharNStat & 0xff, + flag); ToRecv--; } diff --git a/drivers/tty/serial/68328serial.c b/drivers/tty/serial/68328serial.c index f99a84526f82..3719273cf0be 100644 --- a/drivers/tty/serial/68328serial.c +++ b/drivers/tty/serial/68328serial.c @@ -305,7 +305,7 @@ static void receive_chars(struct m68k_serial *info, struct tty_struct *tty, else if (rx & URX_FRAME_ERROR) flag = TTY_FRAME; - tty_insert_flip_char(tty, ch, flag); + tty_insert_flip_char(&info->tport, ch, flag); #ifndef CONFIG_XCOPILOT_BUGS } while((rx = uart->urx.w) & URX_DATA_READY); #endif diff --git a/drivers/tty/serial/ar933x_uart.c b/drivers/tty/serial/ar933x_uart.c index 505c490c0b44..6ca5dd615f9e 100644 --- a/drivers/tty/serial/ar933x_uart.c +++ b/drivers/tty/serial/ar933x_uart.c @@ -297,10 +297,11 @@ static void ar933x_uart_set_termios(struct uart_port *port, static void ar933x_uart_rx_chars(struct ar933x_uart_port *up) { + struct tty_port *port = &up->port.state->port; struct tty_struct *tty; int max_count = 256; - tty = tty_port_tty_get(&up->port.state->port); + tty = tty_port_tty_get(port); do { unsigned int rdata; unsigned char ch; @@ -313,11 +314,6 @@ static void ar933x_uart_rx_chars(struct ar933x_uart_port *up) ar933x_uart_write(up, AR933X_UART_DATA_REG, AR933X_UART_DATA_RX_CSR); - if (!tty) { - /* discard the data if no tty available */ - continue; - } - up->port.icount.rx++; ch = rdata & AR933X_UART_DATA_TX_RX_MASK; @@ -325,7 +321,7 @@ static void ar933x_uart_rx_chars(struct ar933x_uart_port *up) continue; if ((up->port.ignore_status_mask & AR933X_DUMMY_STATUS_RD) == 0) - tty_insert_flip_char(tty, ch, TTY_NORMAL); + tty_insert_flip_char(port, ch, TTY_NORMAL); } while (max_count-- > 0); if (tty) { diff --git a/drivers/tty/serial/bcm63xx_uart.c b/drivers/tty/serial/bcm63xx_uart.c index c76a226080f2..de30b1909728 100644 --- a/drivers/tty/serial/bcm63xx_uart.c +++ b/drivers/tty/serial/bcm63xx_uart.c @@ -235,6 +235,7 @@ static const char *bcm_uart_type(struct uart_port *port) */ static void bcm_uart_do_rx(struct uart_port *port) { + struct tty_port *port = &port->state->port; struct tty_struct *tty; unsigned int max_count; @@ -242,7 +243,7 @@ static void bcm_uart_do_rx(struct uart_port *port) * higher than fifo size anyway since we're much faster than * serial port */ max_count = 32; - tty = port->state->port.tty; + tty = port->tty; do { unsigned int iestat, c, cstat; char flag; @@ -261,7 +262,7 @@ static void bcm_uart_do_rx(struct uart_port *port) bcm_uart_writel(port, val, UART_CTL_REG); port->icount.overrun++; - tty_insert_flip_char(tty, 0, TTY_OVERRUN); + tty_insert_flip_char(port, 0, TTY_OVERRUN); } if (!(iestat & UART_IR_STAT(UART_IR_RXNOTEMPTY))) @@ -300,7 +301,7 @@ static void bcm_uart_do_rx(struct uart_port *port) if ((cstat & port->ignore_status_mask) == 0) - tty_insert_flip_char(tty, c, flag); + tty_insert_flip_char(port, c, flag); } while (--max_count); diff --git a/drivers/tty/serial/bfin_sport_uart.c b/drivers/tty/serial/bfin_sport_uart.c index f5d117379b60..e4d3ac2e8992 100644 --- a/drivers/tty/serial/bfin_sport_uart.c +++ b/drivers/tty/serial/bfin_sport_uart.c @@ -149,7 +149,8 @@ static int sport_uart_setup(struct sport_uart_port *up, int size, 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.state->port.tty; + struct tty_port *port = &up->port.state->port; + struct tty_struct *tty = tport->tty; unsigned int ch; spin_lock(&up->port.lock); @@ -159,7 +160,7 @@ static irqreturn_t sport_uart_rx_irq(int irq, void *dev_id) up->port.icount.rx++; if (!uart_handle_sysrq_char(&up->port, ch)) - tty_insert_flip_char(tty, ch, TTY_NORMAL); + tty_insert_flip_char(port, ch, TTY_NORMAL); } tty_flip_buffer_push(tty); @@ -182,7 +183,6 @@ 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.state->port.tty; unsigned int stat = SPORT_GET_STAT(up); spin_lock(&up->port.lock); @@ -190,7 +190,7 @@ static irqreturn_t sport_uart_err_irq(int irq, void *dev_id) /* Overflow in RX FIFO */ if (stat & ROVF) { up->port.icount.overrun++; - tty_insert_flip_char(tty, 0, TTY_OVERRUN); + tty_insert_flip_char(&up->port.state->port, 0, TTY_OVERRUN); SPORT_PUT_STAT(up, ROVF); /* Clear ROVF bit */ } /* These should not happen */ @@ -205,6 +205,8 @@ static irqreturn_t sport_uart_err_irq(int irq, void *dev_id) SSYNC(); spin_unlock(&up->port.lock); + /* XXX we don't push the overrun bit to TTY? */ + return IRQ_HANDLED; } diff --git a/drivers/tty/serial/cpm_uart/cpm_uart_core.c b/drivers/tty/serial/cpm_uart/cpm_uart_core.c index 42d5eb0125b3..108122f8f3c2 100644 --- a/drivers/tty/serial/cpm_uart/cpm_uart_core.c +++ b/drivers/tty/serial/cpm_uart/cpm_uart_core.c @@ -303,7 +303,7 @@ static void cpm_uart_int_rx(struct uart_port *port) } #endif error_return: - tty_insert_flip_char(tty, ch, flg); + tty_insert_flip_char(tport, ch, flg); } /* End while (i--) */ diff --git a/drivers/tty/serial/crisv10.c b/drivers/tty/serial/crisv10.c index 35ee6a2c6877..d12306625458 100644 --- a/drivers/tty/serial/crisv10.c +++ b/drivers/tty/serial/crisv10.c @@ -1760,8 +1760,7 @@ add_char_and_flag(struct e100_serial *info, unsigned char data, unsigned char fl info->icount.rx++; } else { - struct tty_struct *tty = info->port.tty; - tty_insert_flip_char(tty, data, flag); + tty_insert_flip_char(&info->port, data, flag); info->icount.rx++; } @@ -2338,8 +2337,7 @@ more_data: data_in, data_read); char flag = TTY_NORMAL; if (info->errorcode == ERRCODE_INSERT_BREAK) { - struct tty_struct *tty = info->port.tty; - tty_insert_flip_char(tty, 0, flag); + tty_insert_flip_char(&info->port, 0, flag); info->icount.rx++; } @@ -2353,7 +2351,7 @@ more_data: info->icount.frame++; flag = TTY_FRAME; } - tty_insert_flip_char(tty, data, flag); + tty_insert_flip_char(&info->port, data, flag); info->errorcode = 0; } info->break_detected_cnt = 0; @@ -2369,7 +2367,7 @@ more_data: log_int(rdpc(), 0, 0); } ); - tty_insert_flip_char(tty, + tty_insert_flip_char(&info->port, IO_EXTRACT(R_SERIAL0_READ, data_in, data_read), TTY_NORMAL); } else { diff --git a/drivers/tty/serial/efm32-uart.c b/drivers/tty/serial/efm32-uart.c index a8cbb2670521..bdf67b0cb8b6 100644 --- a/drivers/tty/serial/efm32-uart.c +++ b/drivers/tty/serial/efm32-uart.c @@ -194,8 +194,7 @@ static void efm32_uart_break_ctl(struct uart_port *port, int ctl) /* not possible without fiddling with gpios */ } -static void efm32_uart_rx_chars(struct efm32_uart_port *efm_port, - struct tty_struct *tty) +static void efm32_uart_rx_chars(struct efm32_uart_port *efm_port) { struct uart_port *port = &efm_port->port; @@ -237,8 +236,8 @@ static void efm32_uart_rx_chars(struct efm32_uart_port *efm_port, rxdata & UARTn_RXDATAX_RXDATA__MASK)) continue; - if (tty && (rxdata & port->ignore_status_mask) == 0) - tty_insert_flip_char(tty, + if ((rxdata & port->ignore_status_mask) == 0) + tty_insert_flip_char(&port->state->port, rxdata & UARTn_RXDATAX_RXDATA__MASK, flag); } } @@ -249,15 +248,16 @@ static irqreturn_t efm32_uart_rxirq(int irq, void *data) u32 irqflag = efm32_uart_read32(efm_port, UARTn_IF); int handled = IRQ_NONE; struct uart_port *port = &efm_port->port; + struct tty_port *tport = &port->state->port; struct tty_struct *tty; spin_lock(&port->lock); - tty = tty_kref_get(port->state->port.tty); + tty = tty_kref_get(tport->tty); if (irqflag & UARTn_IF_RXDATAV) { efm32_uart_write32(efm_port, UARTn_IF_RXDATAV, UARTn_IFC); - efm32_uart_rx_chars(efm_port, tty); + efm32_uart_rx_chars(efm_port); handled = IRQ_HANDLED; } @@ -265,8 +265,7 @@ static irqreturn_t efm32_uart_rxirq(int irq, void *data) if (irqflag & UARTn_IF_RXOF) { efm32_uart_write32(efm_port, UARTn_IF_RXOF, UARTn_IFC); port->icount.overrun++; - if (tty) - tty_insert_flip_char(tty, 0, TTY_OVERRUN); + tty_insert_flip_char(tport, 0, TTY_OVERRUN); handled = IRQ_HANDLED; } diff --git a/drivers/tty/serial/icom.c b/drivers/tty/serial/icom.c index 72b6334bcf1a..2b0b60ff7f01 100644 --- a/drivers/tty/serial/icom.c +++ b/drivers/tty/serial/icom.c @@ -734,7 +734,8 @@ static void xmit_interrupt(u16 port_int_reg, struct icom_port *icom_port) static void recv_interrupt(u16 port_int_reg, struct icom_port *icom_port) { short int count, rcv_buff; - struct tty_struct *tty = icom_port->uart_port.state->port.tty; + struct tty_port *port = &icom_port->uart_port.state->port; + struct tty_struct *tty = port->tty; unsigned short int status; struct uart_icount *icount; unsigned long offset; @@ -812,7 +813,7 @@ static void recv_interrupt(u16 port_int_reg, struct icom_port *icom_port) } - tty_insert_flip_char(tty, *(icom_port->recv_buf + offset + count - 1), flag); + tty_insert_flip_char(port, *(icom_port->recv_buf + offset + count - 1), flag); if (status & SA_FLAGS_OVERRUN) /* @@ -820,7 +821,7 @@ static void recv_interrupt(u16 port_int_reg, struct icom_port *icom_port) * reported immediately, and doesn't * affect the current character */ - tty_insert_flip_char(tty, 0, TTY_OVERRUN); + tty_insert_flip_char(port, 0, TTY_OVERRUN); ignore_char: icom_port->statStg->rcv[rcv_buff].flags = 0; icom_port->statStg->rcv[rcv_buff].leLength = 0; diff --git a/drivers/tty/serial/imx.c b/drivers/tty/serial/imx.c index 1a2488495f69..f60c4028b6e1 100644 --- a/drivers/tty/serial/imx.c +++ b/drivers/tty/serial/imx.c @@ -517,6 +517,8 @@ 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.state->port.tty; + struct tty_port *port = &sport->port.state->port; + struct tty_struct *tty = port->tty; unsigned long flags, temp; spin_lock_irqsave(&sport->port.lock, flags); @@ -569,7 +571,7 @@ static irqreturn_t imx_rxint(int irq, void *dev_id) #endif } - tty_insert_flip_char(tty, rx, flg); + tty_insert_flip_char(port, rx, flg); } out: diff --git a/drivers/tty/serial/jsm/jsm_tty.c b/drivers/tty/serial/jsm/jsm_tty.c index 3969e54744cc..ac1d36cb2032 100644 --- a/drivers/tty/serial/jsm/jsm_tty.c +++ b/drivers/tty/serial/jsm/jsm_tty.c @@ -631,13 +631,13 @@ void jsm_input(struct jsm_channel *ch) * format it likes. */ if (*(ch->ch_equeue +tail +i) & UART_LSR_BI) - tty_insert_flip_char(tp, *(ch->ch_rqueue +tail +i), TTY_BREAK); + tty_insert_flip_char(port, *(ch->ch_rqueue +tail +i), TTY_BREAK); else if (*(ch->ch_equeue +tail +i) & UART_LSR_PE) - tty_insert_flip_char(tp, *(ch->ch_rqueue +tail +i), TTY_PARITY); + tty_insert_flip_char(port, *(ch->ch_rqueue +tail +i), TTY_PARITY); else if (*(ch->ch_equeue +tail +i) & UART_LSR_FE) - tty_insert_flip_char(tp, *(ch->ch_rqueue +tail +i), TTY_FRAME); + tty_insert_flip_char(port, *(ch->ch_rqueue +tail +i), TTY_FRAME); else - tty_insert_flip_char(tp, *(ch->ch_rqueue +tail +i), TTY_NORMAL); + tty_insert_flip_char(port, *(ch->ch_rqueue +tail +i), TTY_NORMAL); } } else { tty_insert_flip_string(tp, ch->ch_rqueue + tail, s) ; diff --git a/drivers/tty/serial/kgdb_nmi.c b/drivers/tty/serial/kgdb_nmi.c index 6ac2b797a764..ba2ef627d9c6 100644 --- a/drivers/tty/serial/kgdb_nmi.c +++ b/drivers/tty/serial/kgdb_nmi.c @@ -216,7 +216,7 @@ static void kgdb_nmi_tty_receiver(unsigned long data) return; while (kfifo_out(&priv->fifo, &ch, 1)) - tty_insert_flip_char(priv->port.tty, ch, TTY_NORMAL); + tty_insert_flip_char(&priv->port, ch, TTY_NORMAL); tty_flip_buffer_push(priv->port.tty); tty_kref_put(tty); diff --git a/drivers/tty/serial/lantiq.c b/drivers/tty/serial/lantiq.c index 02da071fe1e7..1933fe3c98dd 100644 --- a/drivers/tty/serial/lantiq.c +++ b/drivers/tty/serial/lantiq.c @@ -162,7 +162,8 @@ lqasc_enable_ms(struct uart_port *port) static int lqasc_rx_chars(struct uart_port *port) { - struct tty_struct *tty = tty_port_tty_get(&port->state->port); + struct tty_port *tport = &port->state->port; + struct tty_struct *tty = tty_port_tty_get(tport); unsigned int ch = 0, rsr = 0, fifocnt; if (!tty) { @@ -208,7 +209,7 @@ lqasc_rx_chars(struct uart_port *port) } if ((rsr & port->ignore_status_mask) == 0) - tty_insert_flip_char(tty, ch, flag); + tty_insert_flip_char(tport, ch, flag); if (rsr & ASCSTATE_ROE) /* @@ -216,7 +217,7 @@ lqasc_rx_chars(struct uart_port *port) * immediately, and doesn't affect the current * character */ - tty_insert_flip_char(tty, 0, TTY_OVERRUN); + tty_insert_flip_char(tport, 0, TTY_OVERRUN); } if (ch != 0) tty_flip_buffer_push(tty); diff --git a/drivers/tty/serial/lpc32xx_hs.c b/drivers/tty/serial/lpc32xx_hs.c index 0e86bff3fe2a..5cd180564c03 100644 --- a/drivers/tty/serial/lpc32xx_hs.c +++ b/drivers/tty/serial/lpc32xx_hs.c @@ -257,8 +257,9 @@ static void __serial_uart_flush(struct uart_port *port) static void __serial_lpc32xx_rx(struct uart_port *port) { + struct tty_port *tport = &port->state->port; unsigned int tmp, flag; - struct tty_struct *tty = tty_port_tty_get(&port->state->port); + struct tty_struct *tty = tty_port_tty_get(tport); if (!tty) { /* Discard data: no tty available */ @@ -281,10 +282,10 @@ static void __serial_lpc32xx_rx(struct uart_port *port) LPC32XX_HSUART_IIR(port->membase)); port->icount.frame++; flag = TTY_FRAME; - tty_insert_flip_char(tty, 0, TTY_FRAME); + tty_insert_flip_char(tport, 0, TTY_FRAME); } - tty_insert_flip_char(tty, (tmp & 0xFF), flag); + tty_insert_flip_char(tport, (tmp & 0xFF), flag); tmp = readl(LPC32XX_HSUART_FIFO(port->membase)); } @@ -332,7 +333,8 @@ exit_tx: static irqreturn_t serial_lpc32xx_interrupt(int irq, void *dev_id) { struct uart_port *port = dev_id; - struct tty_struct *tty = tty_port_tty_get(&port->state->port); + struct tty_port *port = &port->state->port; + struct tty_struct *tty = tty_port_tty_get(tport); u32 status; spin_lock(&port->lock); @@ -356,8 +358,8 @@ static irqreturn_t serial_lpc32xx_interrupt(int irq, void *dev_id) writel(LPC32XX_HSU_RX_OE_INT, LPC32XX_HSUART_IIR(port->membase)); port->icount.overrun++; + tty_insert_flip_char(tport, 0, TTY_OVERRUN); if (tty) { - tty_insert_flip_char(tty, 0, TTY_OVERRUN); tty_schedule_flip(tty); } } diff --git a/drivers/tty/serial/m32r_sio.c b/drivers/tty/serial/m32r_sio.c index b13949ad3408..2e9a390f2ac4 100644 --- a/drivers/tty/serial/m32r_sio.c +++ b/drivers/tty/serial/m32r_sio.c @@ -300,7 +300,8 @@ 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.state->port.tty; + struct tty_port *port = &up->port.state->port; + struct tty_struct *tty = tport->tty; unsigned char ch; unsigned char flag; int max_count = 256; @@ -355,7 +356,7 @@ static void receive_chars(struct uart_sio_port *up, int *status) if (uart_handle_sysrq_char(&up->port, ch)) goto ignore_char; if ((*status & up->port.ignore_status_mask) == 0) - tty_insert_flip_char(tty, ch, flag); + tty_insert_flip_char(port, ch, flag); if (*status & UART_LSR_OE) { /* @@ -363,7 +364,7 @@ static void receive_chars(struct uart_sio_port *up, int *status) * immediately, and doesn't affect the current * character. */ - tty_insert_flip_char(tty, 0, TTY_OVERRUN); + tty_insert_flip_char(port, 0, TTY_OVERRUN); } ignore_char: *status = serial_in(up, UART_LSR); diff --git a/drivers/tty/serial/mpc52xx_uart.c b/drivers/tty/serial/mpc52xx_uart.c index 7c23c4f4c58d..0145aeb7721c 100644 --- a/drivers/tty/serial/mpc52xx_uart.c +++ b/drivers/tty/serial/mpc52xx_uart.c @@ -941,7 +941,8 @@ static struct uart_ops mpc52xx_uart_ops = { static inline int mpc52xx_uart_int_rx_chars(struct uart_port *port) { - struct tty_struct *tty = port->state->port.tty; + struct tty_port *tport = &port->state->port; + struct tty_struct *tty = tport->tty; unsigned char ch, flag; unsigned short status; @@ -986,14 +987,14 @@ mpc52xx_uart_int_rx_chars(struct uart_port *port) out_8(&PSC(port)->command, MPC52xx_PSC_RST_ERR_STAT); } - tty_insert_flip_char(tty, ch, flag); + tty_insert_flip_char(tport, ch, flag); if (status & MPC52xx_PSC_SR_OE) { /* * Overrun is special, since it's * reported immediately, and doesn't * affect the current character */ - tty_insert_flip_char(tty, 0, TTY_OVERRUN); + tty_insert_flip_char(tport, 0, TTY_OVERRUN); port->icount.overrun++; } } diff --git a/drivers/tty/serial/mpsc.c b/drivers/tty/serial/mpsc.c index 50366863cfa3..4bcbc66c48c4 100644 --- a/drivers/tty/serial/mpsc.c +++ b/drivers/tty/serial/mpsc.c @@ -1040,10 +1040,10 @@ static int mpsc_rx_intr(struct mpsc_port_info *pi) | SDMA_DESC_CMDSTAT_FR | SDMA_DESC_CMDSTAT_OR))) && !(cmdstat & pi->port.ignore_status_mask)) { - tty_insert_flip_char(tty, *bp, flag); + tty_insert_flip_char(port, *bp, flag); } else { for (i=0; i<bytes_in; i++) - tty_insert_flip_char(tty, *bp++, TTY_NORMAL); + tty_insert_flip_char(port, *bp++, TTY_NORMAL); pi->port.icount.rx += bytes_in; } diff --git a/drivers/tty/serial/msm_serial.c b/drivers/tty/serial/msm_serial.c index 95fd39be2934..e4eb81a12793 100644 --- a/drivers/tty/serial/msm_serial.c +++ b/drivers/tty/serial/msm_serial.c @@ -91,14 +91,15 @@ static void msm_enable_ms(struct uart_port *port) static void handle_rx_dm(struct uart_port *port, unsigned int misr) { - struct tty_struct *tty = port->state->port.tty; + struct tty_port *tport = &port->state->port; + struct tty_struct *tty = tport->tty; unsigned int sr; int count = 0; struct msm_port *msm_port = UART_TO_MSM(port); if ((msm_read(port, UART_SR) & UART_SR_OVERRUN)) { port->icount.overrun++; - tty_insert_flip_char(tty, 0, TTY_OVERRUN); + tty_insert_flip_char(tport, 0, TTY_OVERRUN); msm_write(port, UART_CR_CMD_RESET_ERR, UART_CR); } @@ -146,7 +147,8 @@ static void handle_rx_dm(struct uart_port *port, unsigned int misr) static void handle_rx(struct uart_port *port) { - struct tty_struct *tty = port->state->port.tty; + struct tty_port *tport = &port->state->port; + struct tty_struct *tty = tport->tty; unsigned int sr; /* @@ -155,7 +157,7 @@ static void handle_rx(struct uart_port *port) */ if ((msm_read(port, UART_SR) & UART_SR_OVERRUN)) { port->icount.overrun++; - tty_insert_flip_char(tty, 0, TTY_OVERRUN); + tty_insert_flip_char(tport, 0, TTY_OVERRUN); msm_write(port, UART_CR_CMD_RESET_ERR, UART_CR); } @@ -186,7 +188,7 @@ static void handle_rx(struct uart_port *port) } if (!uart_handle_sysrq_char(port, c)) - tty_insert_flip_char(tty, c, flag); + tty_insert_flip_char(tport, c, flag); } tty_flip_buffer_push(tty); diff --git a/drivers/tty/serial/msm_serial_hs.c b/drivers/tty/serial/msm_serial_hs.c index 1fa92284ade0..6aa9d470ef54 100644 --- a/drivers/tty/serial/msm_serial_hs.c +++ b/drivers/tty/serial/msm_serial_hs.c @@ -908,6 +908,7 @@ static void msm_hs_dmov_rx_callback(struct msm_dmov_cmd *cmd_ptr, unsigned long flags; unsigned int flush; struct tty_struct *tty; + struct tty_port *port; struct uart_port *uport; struct msm_hs_port *msm_uport; @@ -917,7 +918,8 @@ static void msm_hs_dmov_rx_callback(struct msm_dmov_cmd *cmd_ptr, spin_lock_irqsave(&uport->lock, flags); clk_enable(msm_uport->clk); - tty = uport->state->port.tty; + port = &uport->state->port; + tty = port->tty; msm_hs_write(uport, UARTDM_CR_ADDR, STALE_EVENT_DISABLE); @@ -926,7 +928,7 @@ static void msm_hs_dmov_rx_callback(struct msm_dmov_cmd *cmd_ptr, /* overflow is not connect to data in a FIFO */ if (unlikely((status & UARTDM_SR_OVERRUN_BMSK) && (uport->read_status_mask & CREAD))) { - tty_insert_flip_char(tty, 0, TTY_OVERRUN); + tty_insert_flip_char(port, 0, TTY_OVERRUN); uport->icount.buf_overrun++; error_f = 1; } @@ -939,7 +941,7 @@ static void msm_hs_dmov_rx_callback(struct msm_dmov_cmd *cmd_ptr, uport->icount.parity++; error_f = 1; if (uport->ignore_status_mask & IGNPAR) - tty_insert_flip_char(tty, 0, TTY_PARITY); + tty_insert_flip_char(port, 0, TTY_PARITY); } if (error_f) @@ -1344,7 +1346,6 @@ static irqreturn_t msm_hs_rx_wakeup_isr(int irq, void *dev) unsigned long flags; struct msm_hs_port *msm_uport = dev; struct uart_port *uport = &msm_uport->uport; - struct tty_struct *tty = NULL; spin_lock_irqsave(&uport->lock, flags); if (msm_uport->clk_state == MSM_HS_CLK_OFF) { @@ -1361,8 +1362,7 @@ static irqreturn_t msm_hs_rx_wakeup_isr(int irq, void *dev) * optionally inject char into tty rx */ msm_hs_request_clock_on_locked(uport); if (msm_uport->rx_wakeup.inject_rx) { - tty = uport->state->port.tty; - tty_insert_flip_char(tty, + tty_insert_flip_char(&uport->state->port, msm_uport->rx_wakeup.rx_to_inject, TTY_NORMAL); queue_work(msm_hs_workqueue, &msm_uport->rx.tty_work); diff --git a/drivers/tty/serial/mux.c b/drivers/tty/serial/mux.c index e2775b6df5a5..83b21686020e 100644 --- a/drivers/tty/serial/mux.c +++ b/drivers/tty/serial/mux.c @@ -242,8 +242,9 @@ static void mux_write(struct uart_port *port) */ static void mux_read(struct uart_port *port) { + struct tty_port *tport = &port->state->port; int data; - struct tty_struct *tty = port->state->port.tty; + struct tty_struct *tty = tport->tty; __u32 start_count = port->icount.rx; while(1) { @@ -266,7 +267,7 @@ static void mux_read(struct uart_port *port) if (uart_handle_sysrq_char(port, data & 0xffu)) continue; - tty_insert_flip_char(tty, data & 0xFF, TTY_NORMAL); + tty_insert_flip_char(tport, data & 0xFF, TTY_NORMAL); } if (start_count != port->icount.rx) { diff --git a/drivers/tty/serial/nwpserial.c b/drivers/tty/serial/nwpserial.c index dd4c31d1aee5..10d64a3697fb 100644 --- a/drivers/tty/serial/nwpserial.c +++ b/drivers/tty/serial/nwpserial.c @@ -128,7 +128,8 @@ static void nwpserial_config_port(struct uart_port *port, int flags) static irqreturn_t nwpserial_interrupt(int irq, void *dev_id) { struct nwpserial_port *up = dev_id; - struct tty_struct *tty = up->port.state->port.tty; + struct tty_port *port = &up->port.state->port; + struct tty_struct *tty = port->tty; irqreturn_t ret; unsigned int iir; unsigned char ch; @@ -146,7 +147,7 @@ static irqreturn_t nwpserial_interrupt(int irq, void *dev_id) up->port.icount.rx++; ch = dcr_read(up->dcr_host, UART_RX); if (up->port.ignore_status_mask != NWPSERIAL_STATUS_RXVALID) - tty_insert_flip_char(tty, ch, TTY_NORMAL); + tty_insert_flip_char(port, ch, TTY_NORMAL); } while (dcr_read(up->dcr_host, UART_LSR) & UART_LSR_DR); tty_flip_buffer_push(tty); diff --git a/drivers/tty/serial/pmac_zilog.c b/drivers/tty/serial/pmac_zilog.c index 333c8d012b0e..73a3f295e7c4 100644 --- a/drivers/tty/serial/pmac_zilog.c +++ b/drivers/tty/serial/pmac_zilog.c @@ -229,6 +229,7 @@ static void pmz_interrupt_control(struct uart_pmac_port *uap, int enable) static struct tty_struct *pmz_receive_chars(struct uart_pmac_port *uap) { + struct tty_port *port; struct tty_struct *tty = NULL; unsigned char ch, r1, drop, error, flag; int loops = 0; @@ -239,7 +240,8 @@ static struct tty_struct *pmz_receive_chars(struct uart_pmac_port *uap) (void)read_zsdata(uap); return NULL; } - tty = uap->port.state->port.tty; + port = &uap->port.state->port; + tty = port->tty; /* TOCTOU above */ while (1) { error = 0; @@ -309,10 +311,10 @@ static struct tty_struct *pmz_receive_chars(struct uart_pmac_port *uap) if (uap->port.ignore_status_mask == 0xff || (r1 & uap->port.ignore_status_mask) == 0) { - tty_insert_flip_char(tty, ch, flag); + tty_insert_flip_char(port, ch, flag); } if (r1 & Rx_OVR) - tty_insert_flip_char(tty, 0, TTY_OVERRUN); + tty_insert_flip_char(port, 0, TTY_OVERRUN); next_char: /* We can get stuck in an infinite loop getting char 0 when the * line is in a wrong HW state, we break that here. diff --git a/drivers/tty/serial/sc26xx.c b/drivers/tty/serial/sc26xx.c index aced1dd923d8..0cd0e4ac12a6 100644 --- a/drivers/tty/serial/sc26xx.c +++ b/drivers/tty/serial/sc26xx.c @@ -138,14 +138,18 @@ static void sc26xx_disable_irq(struct uart_port *port, int mask) static struct tty_struct *receive_chars(struct uart_port *port) { + struct tty_port *tport = NULL; struct tty_struct *tty = NULL; int limit = 10000; unsigned char ch; char flag; u8 status; - if (port->state != NULL) /* Unopened serial console */ - tty = port->state->port.tty; + /* FIXME what is this trying to achieve? */ + if (port->state != NULL) { /* Unopened serial console */ + tport = &port->state->port; + tty = tport->tty; + } while (limit-- > 0) { status = READ_SC_PORT(port, SR); @@ -185,7 +189,7 @@ static struct tty_struct *receive_chars(struct uart_port *port) if (status & port->ignore_status_mask) continue; - tty_insert_flip_char(tty, ch, flag); + tty_insert_flip_char(tport, ch, flag); } return tty; } diff --git a/drivers/tty/serial/serial_core.c b/drivers/tty/serial/serial_core.c index ba7863bbbb4d..675343a20f24 100644 --- a/drivers/tty/serial/serial_core.c +++ b/drivers/tty/serial/serial_core.c @@ -2792,10 +2792,10 @@ EXPORT_SYMBOL_GPL(uart_handle_cts_change); void uart_insert_char(struct uart_port *port, unsigned int status, unsigned int overrun, unsigned int ch, unsigned int flag) { - struct tty_struct *tty = port->state->port.tty; + struct tty_port *tport = &port->state->port; if ((status & port->ignore_status_mask & ~overrun) == 0) - if (tty_insert_flip_char(tty, ch, flag) == 0) + if (tty_insert_flip_char(tport, ch, flag) == 0) ++port->icount.buf_overrun; /* @@ -2803,7 +2803,7 @@ void uart_insert_char(struct uart_port *port, unsigned int status, * it doesn't affect the current character. */ if (status & ~port->ignore_status_mask & overrun) - if (tty_insert_flip_char(tty, 0, TTY_OVERRUN) == 0) + if (tty_insert_flip_char(tport, 0, TTY_OVERRUN) == 0) ++port->icount.buf_overrun; } EXPORT_SYMBOL_GPL(uart_insert_char); diff --git a/drivers/tty/serial/sh-sci.c b/drivers/tty/serial/sh-sci.c index cf96314770fb..ecef748f5385 100644 --- a/drivers/tty/serial/sh-sci.c +++ b/drivers/tty/serial/sh-sci.c @@ -620,7 +620,7 @@ static void sci_receive_chars(struct uart_port *port) sci_port->break_flag) count = 0; else - tty_insert_flip_char(tty, c, TTY_NORMAL); + tty_insert_flip_char(tport, c, TTY_NORMAL); } else { for (i = 0; i < count; i++) { char c = serial_port_in(port, SCxRDR); @@ -662,7 +662,7 @@ static void sci_receive_chars(struct uart_port *port) } else flag = TTY_NORMAL; - tty_insert_flip_char(tty, c, flag); + tty_insert_flip_char(tport, c, flag); } } @@ -721,7 +721,8 @@ static int sci_handle_errors(struct uart_port *port) { int copied = 0; unsigned short status = serial_port_in(port, SCxSR); - struct tty_struct *tty = port->state->port.tty; + struct tty_port *tport = &port->state->port; + struct tty_struct *tty = tport->tty; struct sci_port *s = to_sci_port(port); /* @@ -732,7 +733,7 @@ static int sci_handle_errors(struct uart_port *port) port->icount.overrun++; /* overrun error */ - if (tty_insert_flip_char(tty, 0, TTY_OVERRUN)) + if (tty_insert_flip_char(tport, 0, TTY_OVERRUN)) copied++; dev_notice(port->dev, "overrun error"); @@ -756,7 +757,7 @@ static int sci_handle_errors(struct uart_port *port) dev_dbg(port->dev, "BREAK detected\n"); - if (tty_insert_flip_char(tty, 0, TTY_BREAK)) + if (tty_insert_flip_char(tport, 0, TTY_BREAK)) copied++; } @@ -764,7 +765,7 @@ static int sci_handle_errors(struct uart_port *port) /* frame error */ port->icount.frame++; - if (tty_insert_flip_char(tty, 0, TTY_FRAME)) + if (tty_insert_flip_char(tport, 0, TTY_FRAME)) copied++; dev_notice(port->dev, "frame error\n"); @@ -775,7 +776,7 @@ static int sci_handle_errors(struct uart_port *port) /* parity error */ port->icount.parity++; - if (tty_insert_flip_char(tty, 0, TTY_PARITY)) + if (tty_insert_flip_char(tport, 0, TTY_PARITY)) copied++; dev_notice(port->dev, "parity error"); @@ -789,7 +790,8 @@ static int sci_handle_errors(struct uart_port *port) static int sci_handle_fifo_overrun(struct uart_port *port) { - struct tty_struct *tty = port->state->port.tty; + struct tty_port *tport = &port->state->port; + struct tty_struct *tty = tport->tty; struct sci_port *s = to_sci_port(port); struct plat_sci_reg *reg; int copied = 0; @@ -803,7 +805,7 @@ static int sci_handle_fifo_overrun(struct uart_port *port) port->icount.overrun++; - tty_insert_flip_char(tty, 0, TTY_OVERRUN); + tty_insert_flip_char(tport, 0, TTY_OVERRUN); tty_flip_buffer_push(tty); dev_notice(port->dev, "overrun error\n"); @@ -817,7 +819,8 @@ static int sci_handle_breaks(struct uart_port *port) { int copied = 0; unsigned short status = serial_port_in(port, SCxSR); - struct tty_struct *tty = port->state->port.tty; + struct tty_port *tport = &port->state->port; + struct tty_struct *tty = tport->tty; struct sci_port *s = to_sci_port(port); if (uart_handle_break(port)) @@ -832,7 +835,7 @@ static int sci_handle_breaks(struct uart_port *port) port->icount.brk++; /* Notify of BREAK */ - if (tty_insert_flip_char(tty, 0, TTY_BREAK)) + if (tty_insert_flip_char(tport, 0, TTY_BREAK)) copied++; dev_dbg(port->dev, "BREAK detected\n"); @@ -1260,8 +1263,7 @@ static void sci_dma_tx_complete(void *arg) } /* Locking: called with port lock held */ -static int sci_dma_rx_push(struct sci_port *s, struct tty_struct *tty, - size_t count) +static int sci_dma_rx_push(struct sci_port *s, size_t count) { struct uart_port *port = &s->port; struct tty_port *tport = &port->state->port; @@ -1285,7 +1287,7 @@ static int sci_dma_rx_push(struct sci_port *s, struct tty_struct *tty, return room; for (i = 0; i < room; i++) - tty_insert_flip_char(tty, ((u8 *)sg_virt(&s->sg_rx[active]))[i], + tty_insert_flip_char(tport, ((u8 *)sg_virt(&s->sg_rx[active]))[i], TTY_NORMAL); port->icount.rx += room; @@ -1305,7 +1307,7 @@ static void sci_dma_rx_complete(void *arg) spin_lock_irqsave(&port->lock, flags); - count = sci_dma_rx_push(s, tty, s->buf_len_rx); + count = sci_dma_rx_push(s, s->buf_len_rx); mod_timer(&s->rx_timer, jiffies + s->rx_timeout); @@ -1418,7 +1420,7 @@ static void work_fn_rx(struct work_struct *work) sh_desc->partial, sh_desc->cookie); spin_lock_irqsave(&port->lock, flags); - count = sci_dma_rx_push(s, tty, sh_desc->partial); + count = sci_dma_rx_push(s, sh_desc->partial); spin_unlock_irqrestore(&port->lock, flags); if (count) diff --git a/drivers/tty/serial/sn_console.c b/drivers/tty/serial/sn_console.c index 1c6de9f58699..283232c64656 100644 --- a/drivers/tty/serial/sn_console.c +++ b/drivers/tty/serial/sn_console.c @@ -457,6 +457,7 @@ static int sn_debug_printf(const char *fmt, ...) static void sn_receive_chars(struct sn_cons_port *port, unsigned long flags) { + struct tty_port *tport = NULL; int ch; struct tty_struct *tty; @@ -472,7 +473,8 @@ sn_receive_chars(struct sn_cons_port *port, unsigned long flags) if (port->sc_port.state) { /* The serial_core stuffs are initialized, use them */ - tty = port->sc_port.state->port.tty; + tport = &port->sc_port.state->port; + tty = tport->tty; } else { /* Not registered yet - can't pass to tty layer. */ @@ -517,7 +519,7 @@ sn_receive_chars(struct sn_cons_port *port, unsigned long flags) /* record the character to pass up to the tty layer */ if (tty) { - if(tty_insert_flip_char(tty, ch, TTY_NORMAL) == 0) + if (tty_insert_flip_char(tport, ch, TTY_NORMAL) == 0) break; } port->sc_port.icount.rx++; diff --git a/drivers/tty/serial/sunhv.c b/drivers/tty/serial/sunhv.c index b9bf9c53f7fd..bbb102e3c035 100644 --- a/drivers/tty/serial/sunhv.c +++ b/drivers/tty/serial/sunhv.c @@ -99,7 +99,7 @@ static int receive_chars_getchar(struct uart_port *port, struct tty_struct *tty) uart_handle_dcd_change(port, 1); } - if (tty == NULL) { + if (port->state == NULL) { uart_handle_sysrq_char(port, c); continue; } @@ -109,7 +109,7 @@ static int receive_chars_getchar(struct uart_port *port, struct tty_struct *tty) if (uart_handle_sysrq_char(port, c)) continue; - tty_insert_flip_char(tty, c, TTY_NORMAL); + tty_insert_flip_char(&port->state->port, c, TTY_NORMAL); } return saw_console_brk; diff --git a/drivers/tty/serial/sunsab.c b/drivers/tty/serial/sunsab.c index bd8b3b634103..4abc4d43a8e8 100644 --- a/drivers/tty/serial/sunsab.c +++ b/drivers/tty/serial/sunsab.c @@ -111,6 +111,7 @@ static struct tty_struct * receive_chars(struct uart_sunsab_port *up, union sab82532_irq_status *stat) { + struct tty_port *port = NULL; struct tty_struct *tty = NULL; unsigned char buf[32]; int saw_console_brk = 0; @@ -118,8 +119,10 @@ receive_chars(struct uart_sunsab_port *up, int count = 0; int i; - if (up->port.state != NULL) /* Unopened serial console */ - tty = up->port.state->port.tty; + if (up->port.state != NULL) { /* Unopened serial console */ + port = &up->port.state->port; + tty = port->tty; + } /* Read number of BYTES (Character + Status) available. */ if (stat->sreg.isr0 & SAB82532_ISR0_RPF) { @@ -160,11 +163,6 @@ receive_chars(struct uart_sunsab_port *up, for (i = 0; i < count; i++) { unsigned char ch = buf[i], flag; - if (tty == NULL) { - uart_handle_sysrq_char(&up->port, ch); - continue; - } - flag = TTY_NORMAL; up->port.icount.rx++; @@ -213,9 +211,9 @@ receive_chars(struct uart_sunsab_port *up, if ((stat->sreg.isr0 & (up->port.ignore_status_mask & 0xff)) == 0 && (stat->sreg.isr1 & ((up->port.ignore_status_mask >> 8) & 0xff)) == 0) - tty_insert_flip_char(tty, ch, flag); + tty_insert_flip_char(port, ch, flag); if (stat->sreg.isr0 & SAB82532_ISR0_RFO) - tty_insert_flip_char(tty, 0, TTY_OVERRUN); + tty_insert_flip_char(port, 0, TTY_OVERRUN); } if (saw_console_brk) diff --git a/drivers/tty/serial/sunsu.c b/drivers/tty/serial/sunsu.c index 220da3f9724f..52325968b06c 100644 --- a/drivers/tty/serial/sunsu.c +++ b/drivers/tty/serial/sunsu.c @@ -318,7 +318,8 @@ static void sunsu_enable_ms(struct uart_port *port) static struct tty_struct * receive_chars(struct uart_sunsu_port *up, unsigned char *status) { - struct tty_struct *tty = up->port.state->port.tty; + struct tty_port *port = &up->port.state->port; + struct tty_struct *tty = port->tty; unsigned char ch, flag; int max_count = 256; int saw_console_brk = 0; @@ -376,14 +377,14 @@ receive_chars(struct uart_sunsu_port *up, unsigned char *status) if (uart_handle_sysrq_char(&up->port, ch)) goto ignore_char; if ((*status & up->port.ignore_status_mask) == 0) - tty_insert_flip_char(tty, ch, flag); + tty_insert_flip_char(port, ch, flag); if (*status & UART_LSR_OE) /* * Overrun is special, since it's reported * immediately, and doesn't affect the current * character. */ - tty_insert_flip_char(tty, 0, TTY_OVERRUN); + tty_insert_flip_char(port, 0, TTY_OVERRUN); ignore_char: *status = serial_inp(up, UART_LSR); } while ((*status & UART_LSR_DR) && (max_count-- > 0)); diff --git a/drivers/tty/serial/sunzilog.c b/drivers/tty/serial/sunzilog.c index aef4fab957c3..4a11be3849f6 100644 --- a/drivers/tty/serial/sunzilog.c +++ b/drivers/tty/serial/sunzilog.c @@ -327,13 +327,15 @@ static struct tty_struct * sunzilog_receive_chars(struct uart_sunzilog_port *up, struct zilog_channel __iomem *channel) { + struct tty_port *port = NULL; struct tty_struct *tty; unsigned char ch, r1, flag; tty = NULL; - if (up->port.state != NULL && /* Unopened serial console */ - up->port.state->port.tty != NULL) /* Keyboard || mouse */ - tty = up->port.state->port.tty; + if (up->port.state != NULL) { /* Unopened serial console */ + port = &up->port.state->port; + tty = port->tty; /* mouse => tty is NULL */ + } for (;;) { @@ -366,11 +368,6 @@ sunzilog_receive_chars(struct uart_sunzilog_port *up, continue; } - if (tty == NULL) { - uart_handle_sysrq_char(&up->port, ch); - continue; - } - /* A real serial line, record the character and status. */ flag = TTY_NORMAL; up->port.icount.rx++; @@ -400,10 +397,10 @@ sunzilog_receive_chars(struct uart_sunzilog_port *up, if (up->port.ignore_status_mask == 0xff || (r1 & up->port.ignore_status_mask) == 0) { - tty_insert_flip_char(tty, ch, flag); + tty_insert_flip_char(port, ch, flag); } if (r1 & Rx_OVR) - tty_insert_flip_char(tty, 0, TTY_OVERRUN); + tty_insert_flip_char(port, 0, TTY_OVERRUN); } return tty; diff --git a/drivers/tty/serial/timbuart.c b/drivers/tty/serial/timbuart.c index 5be0d68feceb..f40c634f7528 100644 --- a/drivers/tty/serial/timbuart.c +++ b/drivers/tty/serial/timbuart.c @@ -91,12 +91,12 @@ static void timbuart_flush_buffer(struct uart_port *port) static void timbuart_rx_chars(struct uart_port *port) { - struct tty_struct *tty = port->state->port.tty; + struct tty_port *tport = &port->state->port; while (ioread32(port->membase + TIMBUART_ISR) & RXDP) { u8 ch = ioread8(port->membase + TIMBUART_RXFIFO); port->icount.rx++; - tty_insert_flip_char(tty, ch, TTY_NORMAL); + tty_insert_flip_char(tport, ch, TTY_NORMAL); } spin_unlock(&port->lock); diff --git a/drivers/tty/serial/uartlite.c b/drivers/tty/serial/uartlite.c index 89eee43c4e2d..5caf1f0ebc82 100644 --- a/drivers/tty/serial/uartlite.c +++ b/drivers/tty/serial/uartlite.c @@ -66,7 +66,7 @@ static struct uart_port ulite_ports[ULITE_NR_UARTS]; static int ulite_receive(struct uart_port *port, int stat) { - struct tty_struct *tty = port->state->port.tty; + struct tty_port *tport = &port->state->port; unsigned char ch = 0; char flag = TTY_NORMAL; @@ -103,13 +103,13 @@ static int ulite_receive(struct uart_port *port, int stat) stat &= ~port->ignore_status_mask; if (stat & ULITE_STATUS_RXVALID) - tty_insert_flip_char(tty, ch, flag); + tty_insert_flip_char(tport, ch, flag); if (stat & ULITE_STATUS_FRAME) - tty_insert_flip_char(tty, 0, TTY_FRAME); + tty_insert_flip_char(tport, 0, TTY_FRAME); if (stat & ULITE_STATUS_OVERRUN) - tty_insert_flip_char(tty, 0, TTY_OVERRUN); + tty_insert_flip_char(tport, 0, TTY_OVERRUN); return 1; } diff --git a/drivers/tty/serial/ucc_uart.c b/drivers/tty/serial/ucc_uart.c index ed047d9ab1e2..7a2378627fa5 100644 --- a/drivers/tty/serial/ucc_uart.c +++ b/drivers/tty/serial/ucc_uart.c @@ -513,7 +513,7 @@ static void qe_uart_int_rx(struct uart_qe_port *qe_port) continue; error_return: - tty_insert_flip_char(tty, ch, flg); + tty_insert_flip_char(tport, ch, flg); } @@ -561,7 +561,7 @@ handle_error: /* Overrun does not affect the current character ! */ if (status & BD_SC_OV) - tty_insert_flip_char(tty, 0, TTY_OVERRUN); + tty_insert_flip_char(tport, 0, TTY_OVERRUN); #ifdef SUPPORT_SYSRQ port->sysrq = 0; #endif diff --git a/drivers/tty/serial/vt8500_serial.c b/drivers/tty/serial/vt8500_serial.c index 8fd181436a6b..7f4112423f3d 100644 --- a/drivers/tty/serial/vt8500_serial.c +++ b/drivers/tty/serial/vt8500_serial.c @@ -136,7 +136,8 @@ static void vt8500_enable_ms(struct uart_port *port) static void handle_rx(struct uart_port *port) { - struct tty_struct *tty = tty_port_tty_get(&port->state->port); + struct tty_port *tport = &port->state->port; + struct tty_struct *tty = tty_port_tty_get(tport); if (!tty) { /* Discard data: no tty available */ int count = (vt8500_read(port, VT8500_URFIDX) & 0x1f00) >> 8; @@ -151,7 +152,7 @@ static void handle_rx(struct uart_port *port) */ if ((vt8500_read(port, VT8500_URISR) & RXOVER)) { port->icount.overrun++; - tty_insert_flip_char(tty, 0, TTY_OVERRUN); + tty_insert_flip_char(tport, 0, TTY_OVERRUN); } /* and now the main RX loop */ @@ -174,7 +175,7 @@ static void handle_rx(struct uart_port *port) port->icount.rx++; if (!uart_handle_sysrq_char(port, c)) - tty_insert_flip_char(tty, c, flag); + tty_insert_flip_char(tport, c, flag); } tty_flip_buffer_push(tty); diff --git a/drivers/tty/synclink.c b/drivers/tty/synclink.c index d42b66195a49..33656b35db05 100644 --- a/drivers/tty/synclink.c +++ b/drivers/tty/synclink.c @@ -1507,13 +1507,13 @@ static void mgsl_isr_receive_data( struct mgsl_struct *info ) else if (status & RXSTATUS_FRAMING_ERROR) flag = TTY_FRAME; } /* end of if (error) */ - tty_insert_flip_char(tty, DataByte, flag); + tty_insert_flip_char(&info->port, DataByte, flag); if (status & RXSTATUS_OVERRUN) { /* Overrun is special, since it's * reported immediately, and doesn't * affect the current character */ - work += tty_insert_flip_char(tty, 0, TTY_OVERRUN); + work += tty_insert_flip_char(&info->port, 0, TTY_OVERRUN); } } diff --git a/drivers/tty/synclink_gt.c b/drivers/tty/synclink_gt.c index 62a0db7ead07..473d7406db83 100644 --- a/drivers/tty/synclink_gt.c +++ b/drivers/tty/synclink_gt.c @@ -1893,10 +1893,8 @@ static void rx_async(struct slgt_info *info) else if (status & BIT0) stat = TTY_FRAME; } - if (tty) { - tty_insert_flip_char(tty, ch, stat); - chars++; - } + tty_insert_flip_char(&info->port, ch, stat); + chars++; } if (i < count) { @@ -2182,7 +2180,7 @@ static void isr_serial(struct slgt_info *info) if (info->port.tty) { if (!(status & info->ignore_status_mask)) { if (info->read_status_mask & MASK_BREAK) { - tty_insert_flip_char(info->port.tty, 0, TTY_BREAK); + tty_insert_flip_char(&info->port, 0, TTY_BREAK); if (info->port.flags & ASYNC_SAK) do_SAK(info->port.tty); } diff --git a/drivers/tty/synclinkmp.c b/drivers/tty/synclinkmp.c index 33b7314cc6c7..f5794f3d840f 100644 --- a/drivers/tty/synclinkmp.c +++ b/drivers/tty/synclinkmp.c @@ -2131,13 +2131,11 @@ static void isr_rxint(SLMP_INFO * info) /* process break detection if tty control * is not set to ignore it */ - if ( tty ) { - if (!(status & info->ignore_status_mask1)) { - if (info->read_status_mask1 & BRKD) { - tty_insert_flip_char(tty, 0, TTY_BREAK); - if (info->port.flags & ASYNC_SAK) - do_SAK(tty); - } + if (!(status & info->ignore_status_mask1)) { + if (info->read_status_mask1 & BRKD) { + tty_insert_flip_char(&info->port, 0, TTY_BREAK); + if (tty && (info->port.flags & ASYNC_SAK)) + do_SAK(tty); } } } @@ -2202,26 +2200,22 @@ static void isr_rxrdy(SLMP_INFO * info) status &= info->read_status_mask2; - if ( tty ) { - if (status & PE) - flag = TTY_PARITY; - else if (status & FRME) - flag = TTY_FRAME; - if (status & OVRN) { - /* Overrun is special, since it's - * reported immediately, and doesn't - * affect the current character - */ - over = true; - } + if (status & PE) + flag = TTY_PARITY; + else if (status & FRME) + flag = TTY_FRAME; + if (status & OVRN) { + /* Overrun is special, since it's + * reported immediately, and doesn't + * affect the current character + */ + over = true; } } /* end of if (error) */ - if ( tty ) { - tty_insert_flip_char(tty, DataByte, flag); - if (over) - tty_insert_flip_char(tty, 0, TTY_OVERRUN); - } + tty_insert_flip_char(&info->port, DataByte, flag); + if (over) + tty_insert_flip_char(&info->port, 0, TTY_OVERRUN); } if ( debug_level >= DEBUG_LEVEL_ISR ) { diff --git a/drivers/tty/vt/keyboard.c b/drivers/tty/vt/keyboard.c index 681765baef69..5aace4d47cb6 100644 --- a/drivers/tty/vt/keyboard.c +++ b/drivers/tty/vt/keyboard.c @@ -309,8 +309,8 @@ static void put_queue(struct vc_data *vc, int ch) { struct tty_struct *tty = vc->port.tty; + tty_insert_flip_char(&vc->port, ch, 0); if (tty) { - tty_insert_flip_char(tty, ch, 0); tty_schedule_flip(tty); } } @@ -323,7 +323,7 @@ static void puts_queue(struct vc_data *vc, char *cp) return; while (*cp) { - tty_insert_flip_char(tty, *cp, 0); + tty_insert_flip_char(&vc->port, *cp, 0); cp++; } tty_schedule_flip(tty); @@ -586,7 +586,7 @@ static void fn_send_intr(struct vc_data *vc) if (!tty) return; - tty_insert_flip_char(tty, 0, TTY_BREAK); + tty_insert_flip_char(&vc->port, 0, TTY_BREAK); tty_schedule_flip(tty); } diff --git a/drivers/tty/vt/vt.c b/drivers/tty/vt/vt.c index 8fd89687d068..811f2505e9ee 100644 --- a/drivers/tty/vt/vt.c +++ b/drivers/tty/vt/vt.c @@ -1336,7 +1336,7 @@ static void csi_m(struct vc_data *vc) static void respond_string(const char *p, struct tty_struct *tty) { while (*p) { - tty_insert_flip_char(tty, *p, 0); + tty_insert_flip_char(tty->port, *p, 0); p++; } tty_schedule_flip(tty); diff --git a/drivers/usb/serial/ark3116.c b/drivers/usb/serial/ark3116.c index e2d653d00ea2..1614feb6a76e 100644 --- a/drivers/usb/serial/ark3116.c +++ b/drivers/usb/serial/ark3116.c @@ -703,7 +703,7 @@ static void ark3116_process_read_urb(struct urb *urb) /* overrun is special, not associated with a char */ if (lsr & UART_LSR_OE) - tty_insert_flip_char(tty, 0, TTY_OVERRUN); + tty_insert_flip_char(&port->port, 0, TTY_OVERRUN); } tty_insert_flip_string_fixed_flag(&port->port, data, tty_flag, urb->actual_length); diff --git a/drivers/usb/serial/belkin_sa.c b/drivers/usb/serial/belkin_sa.c index a213d1be9462..7ba2c0bdcec9 100644 --- a/drivers/usb/serial/belkin_sa.c +++ b/drivers/usb/serial/belkin_sa.c @@ -276,7 +276,7 @@ static void belkin_sa_process_read_urb(struct urb *urb) /* Overrun is special, not associated with a char. */ if (status & BELKIN_SA_LSR_OE) - tty_insert_flip_char(tty, 0, TTY_OVERRUN); + tty_insert_flip_char(&port->port, 0, TTY_OVERRUN); } tty_insert_flip_string_fixed_flag(&port->port, data, tty_flag, diff --git a/drivers/usb/serial/digi_acceleport.c b/drivers/usb/serial/digi_acceleport.c index efbc4035410c..b5fa738512ca 100644 --- a/drivers/usb/serial/digi_acceleport.c +++ b/drivers/usb/serial/digi_acceleport.c @@ -1441,7 +1441,7 @@ static int digi_read_inb_callback(struct urb *urb) /* overrun is special, not associated with a char */ if (port_status & DIGI_OVERRUN_ERROR) - tty_insert_flip_char(tty, 0, TTY_OVERRUN); + tty_insert_flip_char(&port->port, 0, TTY_OVERRUN); /* break takes precedence over parity, */ /* which takes precedence over framing errors */ diff --git a/drivers/usb/serial/f81232.c b/drivers/usb/serial/f81232.c index a8c6430bf1b3..6b880c33d258 100644 --- a/drivers/usb/serial/f81232.c +++ b/drivers/usb/serial/f81232.c @@ -133,12 +133,13 @@ static void f81232_process_read_urb(struct urb *urb) /* overrun is special, not associated with a char */ if (line_status & UART_OVERRUN_ERROR) - tty_insert_flip_char(tty, 0, TTY_OVERRUN); + tty_insert_flip_char(&port->port, 0, TTY_OVERRUN); if (port->port.console && port->sysrq) { for (i = 0; i < urb->actual_length; ++i) if (!usb_serial_handle_sysrq_char(port, data[i])) - tty_insert_flip_char(tty, data[i], tty_flag); + tty_insert_flip_char(&port->port, data[i], + tty_flag); } else { tty_insert_flip_string_fixed_flag(&port->port, data, tty_flag, urb->actual_length); diff --git a/drivers/usb/serial/ftdi_sio.c b/drivers/usb/serial/ftdi_sio.c index 0416d952a448..eb59ba3789ad 100644 --- a/drivers/usb/serial/ftdi_sio.c +++ b/drivers/usb/serial/ftdi_sio.c @@ -1958,9 +1958,8 @@ static int ftdi_prepare_write_buffer(struct usb_serial_port *port, #define FTDI_RS_ERR_MASK (FTDI_RS_BI | FTDI_RS_PE | FTDI_RS_FE | FTDI_RS_OE) -static int ftdi_process_packet(struct tty_struct *tty, - struct usb_serial_port *port, struct ftdi_private *priv, - char *packet, int len) +static int ftdi_process_packet(struct usb_serial_port *port, + struct ftdi_private *priv, char *packet, int len) { int i; char status; @@ -2010,7 +2009,7 @@ static int ftdi_process_packet(struct tty_struct *tty, /* Overrun is special, not associated with a char */ if (packet[1] & FTDI_RS_OE) { priv->icount.overrun++; - tty_insert_flip_char(tty, 0, TTY_OVERRUN); + tty_insert_flip_char(&port->port, 0, TTY_OVERRUN); } } @@ -2029,7 +2028,7 @@ static int ftdi_process_packet(struct tty_struct *tty, if (port->port.console && port->sysrq) { for (i = 0; i < len; i++, ch++) { if (!usb_serial_handle_sysrq_char(port, *ch)) - tty_insert_flip_char(tty, *ch, flag); + tty_insert_flip_char(&port->port, *ch, flag); } } else { tty_insert_flip_string_fixed_flag(&port->port, ch, flag, len); @@ -2054,7 +2053,7 @@ static void ftdi_process_read_urb(struct urb *urb) for (i = 0; i < urb->actual_length; i += priv->max_packet_size) { len = min_t(int, urb->actual_length - i, priv->max_packet_size); - count += ftdi_process_packet(tty, port, priv, &data[i], len); + count += ftdi_process_packet(port, priv, &data[i], len); } if (count) diff --git a/drivers/usb/serial/generic.c b/drivers/usb/serial/generic.c index 2ea70a631996..b00110cd5689 100644 --- a/drivers/usb/serial/generic.c +++ b/drivers/usb/serial/generic.c @@ -332,7 +332,7 @@ void usb_serial_generic_process_read_urb(struct urb *urb) else { for (i = 0; i < urb->actual_length; i++, ch++) { if (!usb_serial_handle_sysrq_char(port, *ch)) - tty_insert_flip_char(tty, *ch, TTY_NORMAL); + tty_insert_flip_char(&port->port, *ch, TTY_NORMAL); } } tty_flip_buffer_push(tty); diff --git a/drivers/usb/serial/keyspan.c b/drivers/usb/serial/keyspan.c index 97bc49f68efd..a4f5caebda43 100644 --- a/drivers/usb/serial/keyspan.c +++ b/drivers/usb/serial/keyspan.c @@ -315,7 +315,7 @@ static void usa26_indat_callback(struct urb *urb) else err = 0; for (i = 1; i < urb->actual_length ; ++i) - tty_insert_flip_char(tty, data[i], err); + tty_insert_flip_char(&port->port, data[i], err); } else { /* some bytes had errors, every byte has status */ dev_dbg(&port->dev, "%s - RX error!!!!\n", __func__); @@ -328,7 +328,8 @@ static void usa26_indat_callback(struct urb *urb) if (stat & RXERROR_PARITY) flag |= TTY_PARITY; /* XXX should handle break (0x10) */ - tty_insert_flip_char(tty, data[i+1], flag); + tty_insert_flip_char(&port->port, data[i+1], + flag); } } tty_flip_buffer_push(tty); @@ -700,7 +701,8 @@ static void usa49_indat_callback(struct urb *urb) if (stat & RXERROR_PARITY) flag |= TTY_PARITY; /* XXX should handle break (0x10) */ - tty_insert_flip_char(tty, data[i+1], flag); + tty_insert_flip_char(&port->port, data[i+1], + flag); } } tty_flip_buffer_push(tty); @@ -751,7 +753,8 @@ static void usa49wg_indat_callback(struct urb *urb) /* no error on any byte */ i++; for (x = 1; x < len ; ++x) - tty_insert_flip_char(tty, data[i++], 0); + tty_insert_flip_char(&port->port, + data[i++], 0); } else { /* * some bytes had errors, every byte has status @@ -765,7 +768,7 @@ static void usa49wg_indat_callback(struct urb *urb) if (stat & RXERROR_PARITY) flag |= TTY_PARITY; /* XXX should handle break (0x10) */ - tty_insert_flip_char(tty, + tty_insert_flip_char(&port->port, data[i+1], flag); i += 2; } @@ -824,8 +827,8 @@ static void usa90_indat_callback(struct urb *urb) else err = 0; for (i = 1; i < urb->actual_length ; ++i) - tty_insert_flip_char(tty, data[i], - err); + tty_insert_flip_char(&port->port, + data[i], err); } else { /* some bytes had errors, every byte has status */ dev_dbg(&port->dev, "%s - RX error!!!!\n", __func__); @@ -838,8 +841,8 @@ static void usa90_indat_callback(struct urb *urb) if (stat & RXERROR_PARITY) flag |= TTY_PARITY; /* XXX should handle break (0x10) */ - tty_insert_flip_char(tty, data[i+1], - flag); + tty_insert_flip_char(&port->port, + data[i+1], flag); } } } diff --git a/drivers/usb/serial/pl2303.c b/drivers/usb/serial/pl2303.c index 86789b0477c5..00047f3c7293 100644 --- a/drivers/usb/serial/pl2303.c +++ b/drivers/usb/serial/pl2303.c @@ -805,12 +805,13 @@ static void pl2303_process_read_urb(struct urb *urb) /* overrun is special, not associated with a char */ if (line_status & UART_OVERRUN_ERROR) - tty_insert_flip_char(tty, 0, TTY_OVERRUN); + tty_insert_flip_char(&port->port, 0, TTY_OVERRUN); if (port->port.console && port->sysrq) { for (i = 0; i < urb->actual_length; ++i) if (!usb_serial_handle_sysrq_char(port, data[i])) - tty_insert_flip_char(tty, data[i], tty_flag); + tty_insert_flip_char(&port->port, data[i], + tty_flag); } else { tty_insert_flip_string_fixed_flag(&port->port, data, tty_flag, urb->actual_length); diff --git a/drivers/usb/serial/spcp8x5.c b/drivers/usb/serial/spcp8x5.c index fa42f1b907d0..04e373152724 100644 --- a/drivers/usb/serial/spcp8x5.c +++ b/drivers/usb/serial/spcp8x5.c @@ -498,7 +498,7 @@ static void spcp8x5_process_read_urb(struct urb *urb) /* overrun is special, not associated with a char */ if (status & UART_OVERRUN_ERROR) - tty_insert_flip_char(tty, 0, TTY_OVERRUN); + tty_insert_flip_char(&port->port, 0, TTY_OVERRUN); if (status & UART_DCD) usb_serial_handle_dcd_change(port, tty, diff --git a/drivers/usb/serial/ssu100.c b/drivers/usb/serial/ssu100.c index 37476c6240c2..38713156e957 100644 --- a/drivers/usb/serial/ssu100.c +++ b/drivers/usb/serial/ssu100.c @@ -582,8 +582,7 @@ static void ssu100_update_lsr(struct usb_serial_port *port, u8 lsr, } -static int ssu100_process_packet(struct urb *urb, - struct tty_struct *tty) +static int ssu100_process_packet(struct urb *urb) { struct usb_serial_port *port = urb->context; char *packet = (char *)urb->transfer_buffer; @@ -598,7 +597,8 @@ static int ssu100_process_packet(struct urb *urb, if (packet[2] == 0x00) { ssu100_update_lsr(port, packet[3], &flag); if (flag == TTY_OVERRUN) - tty_insert_flip_char(tty, 0, TTY_OVERRUN); + tty_insert_flip_char(&port->port, 0, + TTY_OVERRUN); } if (packet[2] == 0x01) ssu100_update_msr(port, packet[3]); @@ -614,7 +614,7 @@ static int ssu100_process_packet(struct urb *urb, if (port->port.console && port->sysrq) { for (i = 0; i < len; i++, ch++) { if (!usb_serial_handle_sysrq_char(port, *ch)) - tty_insert_flip_char(tty, *ch, flag); + tty_insert_flip_char(&port->port, *ch, flag); } } else tty_insert_flip_string_fixed_flag(&port->port, ch, flag, len); @@ -632,7 +632,7 @@ static void ssu100_process_read_urb(struct urb *urb) if (!tty) return; - count = ssu100_process_packet(urb, tty); + count = ssu100_process_packet(urb); if (count) tty_flip_buffer_push(tty); diff --git a/include/linux/tty_flip.h b/include/linux/tty_flip.h index 743f1d076467..f9acb578c6ad 100644 --- a/include/linux/tty_flip.h +++ b/include/linux/tty_flip.h @@ -12,16 +12,16 @@ extern int tty_prepare_flip_string_flags(struct tty_port *port, unsigned char **chars, char **flags, size_t size); void tty_schedule_flip(struct tty_struct *tty); -static inline int tty_insert_flip_char(struct tty_struct *tty, +static inline int tty_insert_flip_char(struct tty_port *port, unsigned char ch, char flag) { - struct tty_buffer *tb = tty->port->buf.tail; + struct tty_buffer *tb = port->buf.tail; if (tb && tb->used < tb->size) { tb->flag_buf_ptr[tb->used] = flag; tb->char_buf_ptr[tb->used++] = ch; return 1; } - return tty_insert_flip_string_flags(tty->port, &ch, &flag, 1); + return tty_insert_flip_string_flags(port, &ch, &flag, 1); } static inline int tty_insert_flip_string(struct tty_struct *tty, const unsigned char *chars, size_t size) |
