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path: root/drivers/serial/crisv10.c
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Diffstat (limited to 'drivers/serial/crisv10.c')
-rw-r--r--drivers/serial/crisv10.c163
1 files changed, 83 insertions, 80 deletions
diff --git a/drivers/serial/crisv10.c b/drivers/serial/crisv10.c
index 3e0366eab41..211c21797ce 100644
--- a/drivers/serial/crisv10.c
+++ b/drivers/serial/crisv10.c
@@ -234,7 +234,7 @@ unsigned long r_alt_ser_baudrate_shadow = 0;
static struct e100_serial rs_table[] = {
{ .baud = DEF_BAUD,
- .port = (unsigned char *)R_SERIAL0_CTRL,
+ .ioport = (unsigned char *)R_SERIAL0_CTRL,
.irq = 1U << 12, /* uses DMA 6 and 7 */
.oclrintradr = R_DMA_CH6_CLR_INTR,
.ofirstadr = R_DMA_CH6_FIRST,
@@ -288,7 +288,7 @@ static struct e100_serial rs_table[] = {
}, /* ttyS0 */
#ifndef CONFIG_SVINTO_SIM
{ .baud = DEF_BAUD,
- .port = (unsigned char *)R_SERIAL1_CTRL,
+ .ioport = (unsigned char *)R_SERIAL1_CTRL,
.irq = 1U << 16, /* uses DMA 8 and 9 */
.oclrintradr = R_DMA_CH8_CLR_INTR,
.ofirstadr = R_DMA_CH8_FIRST,
@@ -344,7 +344,7 @@ static struct e100_serial rs_table[] = {
}, /* ttyS1 */
{ .baud = DEF_BAUD,
- .port = (unsigned char *)R_SERIAL2_CTRL,
+ .ioport = (unsigned char *)R_SERIAL2_CTRL,
.irq = 1U << 4, /* uses DMA 2 and 3 */
.oclrintradr = R_DMA_CH2_CLR_INTR,
.ofirstadr = R_DMA_CH2_FIRST,
@@ -398,7 +398,7 @@ static struct e100_serial rs_table[] = {
}, /* ttyS2 */
{ .baud = DEF_BAUD,
- .port = (unsigned char *)R_SERIAL3_CTRL,
+ .ioport = (unsigned char *)R_SERIAL3_CTRL,
.irq = 1U << 8, /* uses DMA 4 and 5 */
.oclrintradr = R_DMA_CH4_CLR_INTR,
.ofirstadr = R_DMA_CH4_FIRST,
@@ -457,7 +457,6 @@ static struct e100_serial rs_table[] = {
#define NR_PORTS (sizeof(rs_table)/sizeof(struct e100_serial))
static struct ktermios *serial_termios[NR_PORTS];
-static struct ktermios *serial_termios_locked[NR_PORTS];
#ifdef CONFIG_ETRAX_SERIAL_FAST_TIMER
static struct fast_timer fast_timers[NR_PORTS];
#endif
@@ -939,7 +938,7 @@ static const struct control_pins e100_modem_pins[NR_PORTS] =
/* Output */
#define E100_RTS_GET(info) ((info)->rx_ctrl & E100_RTS_MASK)
/* Input */
-#define E100_CTS_GET(info) ((info)->port[REG_STATUS] & E100_CTS_MASK)
+#define E100_CTS_GET(info) ((info)->ioport[REG_STATUS] & E100_CTS_MASK)
/* These are typically PA or PB and 0 means 0V, 1 means 3.3V */
/* Is an output */
@@ -968,7 +967,7 @@ 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 */
@@ -1092,7 +1091,7 @@ e100_rts(struct e100_serial *info, int set)
local_irq_save(flags);
info->rx_ctrl &= ~E100_RTS_MASK;
info->rx_ctrl |= (set ? 0 : E100_RTS_MASK); /* RTS is active low */
- info->port[REG_REC_CTRL] = info->rx_ctrl;
+ info->ioport[REG_REC_CTRL] = info->rx_ctrl;
local_irq_restore(flags);
#ifdef SERIAL_DEBUG_IO
printk("ser%i rts %i\n", info->line, set);
@@ -1142,7 +1141,7 @@ e100_disable_rx(struct e100_serial *info)
{
#ifndef CONFIG_SVINTO_SIM
/* disable the receiver */
- info->port[REG_REC_CTRL] =
+ info->ioport[REG_REC_CTRL] =
(info->rx_ctrl &= ~IO_MASK(R_SERIAL0_REC_CTRL, rec_enable));
#endif
}
@@ -1152,7 +1151,7 @@ e100_enable_rx(struct e100_serial *info)
{
#ifndef CONFIG_SVINTO_SIM
/* enable the receiver */
- info->port[REG_REC_CTRL] =
+ info->ioport[REG_REC_CTRL] =
(info->rx_ctrl |= IO_MASK(R_SERIAL0_REC_CTRL, rec_enable));
#endif
}
@@ -1483,13 +1482,14 @@ 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);
}
- *((unsigned long *)&info->port[REG_XOFF]) = xoff;
+ *((unsigned long *)&info->ioport[REG_XOFF]) = xoff;
local_irq_restore(flags);
}
}
@@ -1512,7 +1512,7 @@ rs_start(struct tty_struct *tty)
xoff |= IO_STATE(R_SERIAL0_XOFF, auto_xoff, enable);
}
- *((unsigned long *)&info->port[REG_XOFF]) = xoff;
+ *((unsigned long *)&info->ioport[REG_XOFF]) = xoff;
if (!info->uses_dma_out &&
info->xmit.head != info->xmit.tail && info->xmit.buf)
e100_enable_serial_tx_ready_irq(info);
@@ -1772,7 +1772,7 @@ 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 +1838,7 @@ 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 +1872,7 @@ 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;
@@ -1887,7 +1887,7 @@ static void receive_chars_dma(struct e100_serial *info)
handle_all_descr_data(info);
/* Read the status register to detect errors */
- rstat = info->port[REG_STATUS];
+ rstat = info->ioport[REG_STATUS];
if (rstat & IO_MASK(R_SERIAL0_STATUS, xoff_detect) ) {
DFLOW(DEBUG_LOG(info->line, "XOFF detect stat %x\n", rstat));
}
@@ -1896,7 +1896,7 @@ static void receive_chars_dma(struct e100_serial *info)
/* If we got an error, we must reset it by reading the
* data_in field
*/
- unsigned char data = info->port[REG_DATA];
+ unsigned char data = info->ioport[REG_DATA];
PROCSTAT(ser_stat[info->line].errors_cnt++);
DEBUG_LOG(info->line, "#dERR: s d 0x%04X\n",
@@ -2076,7 +2076,7 @@ static int force_eop_if_needed(struct e100_serial *info)
/* We check data_avail bit to determine if data has
* arrived since last time
*/
- unsigned char rstat = info->port[REG_STATUS];
+ unsigned char rstat = info->ioport[REG_STATUS];
/* error or datavail? */
if (rstat & SER_ERROR_MASK) {
@@ -2095,7 +2095,7 @@ static int force_eop_if_needed(struct e100_serial *info)
TIMERD(DEBUG_LOG(info->line, "timeout: rstat 0x%03X\n",
rstat | (info->line << 8)));
/* Read data to clear status flags */
- (void)info->port[REG_DATA];
+ (void)info->ioport[REG_DATA];
info->forced_eop = 0;
START_FLUSH_FAST_TIMER(info, "magic");
@@ -2122,7 +2122,7 @@ 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 +2287,7 @@ 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");
@@ -2295,7 +2295,7 @@ struct e100_serial * handle_ser_rx_interrupt_no_dma(struct e100_serial *info)
}
/* Read data and status at the same time */
- data_read = *((unsigned long *)&info->port[REG_DATA_STATUS32]);
+ data_read = *((unsigned long *)&info->ioport[REG_DATA_STATUS32]);
more_data:
if (data_read & IO_MASK(R_SERIAL0_READ, xoff_detect) ) {
DFLOW(DEBUG_LOG(info->line, "XOFF detect\n", 0));
@@ -2350,7 +2350,7 @@ 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++;
}
@@ -2390,13 +2390,13 @@ more_data:
info->icount.rx++;
- data_read = *((unsigned long *)&info->port[REG_DATA_STATUS32]);
+ data_read = *((unsigned long *)&info->ioport[REG_DATA_STATUS32]);
if (data_read & IO_MASK(R_SERIAL0_READ, data_avail)) {
DEBUG_LOG(info->line, "ser_rx %c in loop\n", IO_EXTRACT(R_SERIAL0_READ, data_in, data_read));
goto more_data;
}
- tty_flip_buffer_push(info->tty);
+ tty_flip_buffer_push(info->port.tty);
return info;
}
@@ -2412,7 +2412,7 @@ static struct e100_serial* handle_ser_rx_interrupt(struct e100_serial *info)
return handle_ser_rx_interrupt_no_dma(info);
}
/* DMA is used */
- rstat = info->port[REG_STATUS];
+ rstat = info->ioport[REG_STATUS];
if (rstat & IO_MASK(R_SERIAL0_STATUS, xoff_detect) ) {
DFLOW(DEBUG_LOG(info->line, "XOFF detect\n", 0));
}
@@ -2425,7 +2425,7 @@ static struct e100_serial* handle_ser_rx_interrupt(struct e100_serial *info)
/* If we got an error, we must reset it by reading the
* data_in field
*/
- data = info->port[REG_DATA];
+ data = info->ioport[REG_DATA];
DINTR1(DEBUG_LOG(info->line, "ser_rx! %c\n", data));
DINTR1(DEBUG_LOG(info->line, "ser_rx err stat %02X\n", rstat));
if (!data && (rstat & SER_FRAMING_ERR_MASK)) {
@@ -2527,10 +2527,10 @@ static void handle_ser_tx_interrupt(struct e100_serial *info)
unsigned char rstat;
DFLOW(DEBUG_LOG(info->line, "tx_int: xchar 0x%02X\n", info->x_char));
local_irq_save(flags);
- rstat = info->port[REG_STATUS];
+ rstat = info->ioport[REG_STATUS];
DFLOW(DEBUG_LOG(info->line, "stat %x\n", rstat));
- info->port[REG_TR_DATA] = info->x_char;
+ info->ioport[REG_TR_DATA] = info->x_char;
info->icount.tx++;
info->x_char = 0;
/* We must enable since it is disabled in ser_interrupt */
@@ -2544,11 +2544,11 @@ static void handle_ser_tx_interrupt(struct e100_serial *info)
/* We only use normal tx interrupt when sending x_char */
DFLOW(DEBUG_LOG(info->line, "tx_int: xchar sent\n", 0));
local_irq_save(flags);
- rstat = info->port[REG_STATUS];
+ rstat = info->ioport[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 +2561,10 @@ 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;
@@ -2571,7 +2572,7 @@ static void handle_ser_tx_interrupt(struct e100_serial *info)
DINTR2(DEBUG_LOG(info->line, "tx_int %c\n", info->xmit.buf[info->xmit.tail]));
/* Send a byte, rs485 timing is critical so turn of ints */
local_irq_save(flags);
- info->port[REG_TR_DATA] = info->xmit.buf[info->xmit.tail];
+ info->ioport[REG_TR_DATA] = info->xmit.buf[info->xmit.tail];
info->xmit.tail = (info->xmit.tail + 1) & (SERIAL_XMIT_SIZE-1);
info->icount.tx++;
if (info->xmit.head == info->xmit.tail) {
@@ -2725,7 +2726,7 @@ 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 +2768,8 @@ 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 +2826,8 @@ 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;
@@ -2846,7 +2847,7 @@ startup(struct e100_serial * info)
/* dummy read to reset any serial errors */
- (void)info->port[REG_DATA];
+ (void)info->ioport[REG_DATA];
/* enable the interrupts */
if (info->uses_dma_out)
@@ -2895,7 +2896,7 @@ shutdown(struct e100_serial * info)
/* shut down the transmitter and receiver */
DFLOW(DEBUG_LOG(info->line, "shutdown %i\n", info->line));
e100_disable_rx(info);
- info->port[REG_TR_CTRL] = (info->tx_ctrl &= ~0x40);
+ info->ioport[REG_TR_CTRL] = (info->tx_ctrl &= ~0x40);
/* disable interrupts, reset dma channels */
if (info->uses_dma_in) {
@@ -2940,14 +2941,14 @@ 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 +2965,12 @@ 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)
+ if (!info->ioport)
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 */
@@ -3035,7 +3036,7 @@ change_speed(struct e100_serial *info)
info->baud = cflag_to_baud(cflag);
#ifndef CONFIG_SVINTO_SIM
- info->port[REG_BAUD] = cflag_to_etrax_baud(cflag);
+ info->ioport[REG_BAUD] = cflag_to_etrax_baud(cflag);
#endif /* CONFIG_SVINTO_SIM */
}
@@ -3095,16 +3096,17 @@ change_speed(struct e100_serial *info)
/* actually write the control regs to the hardware */
- 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));
+ info->ioport[REG_TR_CTRL] = info->tx_ctrl;
+ info->ioport[REG_REC_CTRL] = info->rx_ctrl;
+ 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);
}
- *((unsigned long *)&info->port[REG_XOFF]) = xoff;
+ *((unsigned long *)&info->ioport[REG_XOFF]) = xoff;
local_irq_restore(flags);
#endif /* !CONFIG_SVINTO_SIM */
@@ -3153,7 +3155,7 @@ static int rs_raw_write(struct tty_struct *tty,
#ifdef SERIAL_DEBUG_DATA
if (info->line == SERIAL_DEBUG_LINE)
printk("rs_raw_write (%d), status %d\n",
- count, info->port[REG_STATUS]);
+ count, info->ioport[REG_STATUS]);
#endif
#ifdef CONFIG_SVINTO_SIM
@@ -3424,7 +3426,7 @@ get_serial_info(struct e100_serial * info,
memset(&tmp, 0, sizeof(tmp));
tmp.type = info->type;
tmp.line = info->line;
- tmp.port = (int)info->port;
+ tmp.port = (int)info->ioport;
tmp.irq = info->irq;
tmp.flags = info->flags;
tmp.baud_base = info->baud_base;
@@ -3475,7 +3477,7 @@ 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) {
@@ -3554,14 +3556,14 @@ char *get_control_state_str(int MLines, char *s)
}
#endif
-static void
+static int
rs_break(struct tty_struct *tty, int break_state)
{
struct e100_serial *info = (struct e100_serial *)tty->driver_data;
unsigned long flags;
- if (!info->port)
- return;
+ if (!info->ioport)
+ return -EIO;
local_irq_save(flags);
if (break_state == -1) {
@@ -3572,8 +3574,9 @@ rs_break(struct tty_struct *tty, int break_state)
/* Set bit 7 (txd) and 6 (tr_enable) */
info->tx_ctrl |= (0x80 | 0x40);
}
- info->port[REG_TR_CTRL] = info->tx_ctrl;
+ info->ioport[REG_TR_CTRL] = info->tx_ctrl;
local_irq_restore(flags);
+ return 0;
}
static int
@@ -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);
@@ -4228,9 +4231,9 @@ static int line_info(char *buf, struct e100_serial *info)
unsigned long tmp;
ret = sprintf(buf, "%d: uart:E100 port:%lX irq:%d",
- info->line, (unsigned long)info->port, info->irq);
+ info->line, (unsigned long)info->ioport, info->irq);
- if (!info->port || (info->type == PORT_UNKNOWN)) {
+ if (!info->ioport || (info->type == PORT_UNKNOWN)) {
ret += sprintf(buf+ret, "\n");
return ret;
}
@@ -4267,18 +4270,18 @@ 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);
}
{
- unsigned char rstat = info->port[REG_STATUS];
+ unsigned char rstat = info->ioport[REG_STATUS];
if (rstat & IO_MASK(R_SERIAL0_STATUS, xoff_detect) )
ret += sprintf(buf+ret, " xoff_detect:1");
}
@@ -4415,6 +4418,7 @@ rs_init(void)
rs485_pa_bit)) {
printk(KERN_CRIT "ETRAX100LX serial: Could not allocate "
"RS485 pin\n");
+ put_tty_driver(driver);
return -EBUSY;
}
#endif
@@ -4423,6 +4427,7 @@ rs_init(void)
rs485_port_g_bit)) {
printk(KERN_CRIT "ETRAX100LX serial: Could not allocate "
"RS485 pin\n");
+ put_tty_driver(driver);
return -EBUSY;
}
#endif
@@ -4442,8 +4447,6 @@ rs_init(void)
driver->init_termios.c_ispeed = 115200;
driver->init_termios.c_ospeed = 115200;
driver->flags = TTY_DRIVER_REAL_RAW | TTY_DRIVER_DYNAMIC_DEV;
- driver->termios = serial_termios;
- driver->termios_locked = serial_termios_locked;
tty_set_operations(driver, &rs_ops);
serial_driver = driver;
@@ -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;
@@ -4499,7 +4502,7 @@ rs_init(void)
if (info->enabled) {
printk(KERN_INFO "%s%d at 0x%x is a builtin UART with DMA\n",
- serial_driver->name, info->line, (unsigned int)info->port);
+ serial_driver->name, info->line, (unsigned int)info->ioport);
}
}
#ifdef CONFIG_ETRAX_FAST_TIMER
generated by cgit v1.2.3-70-g09d2 (git 2.46.0) at 2024-12-03 12:41:25 +0000