#include <linux/module.h>
#include <linux/fs.h>
#include <linux/sched.h>
+#include <linux/seq_file.h>
#include <linux/termios.h>
#include <linux/tty.h>
#include <linux/interrupt.h>
static void ircomm_tty_flow_indication(void *instance, void *sap,
LOCAL_FLOW cmd);
#ifdef CONFIG_PROC_FS
-static int ircomm_tty_read_proc(char *buf, char **start, off_t offset, int len,
- int *eof, void *unused);
+static const struct file_operations ircomm_tty_proc_fops;
#endif /* CONFIG_PROC_FS */
static struct tty_driver *driver;
.hangup = ircomm_tty_hangup,
.wait_until_sent = ircomm_tty_wait_until_sent,
#ifdef CONFIG_PROC_FS
- .read_proc = ircomm_tty_read_proc,
+ .proc_fops = &ircomm_tty_proc_fops,
#endif /* CONFIG_PROC_FS */
};
return -ENOMEM;
ircomm_tty = hashbin_new(HB_LOCK);
if (ircomm_tty == NULL) {
- IRDA_ERROR("%s(), can't allocate hashbin!\n", __FUNCTION__);
+ IRDA_ERROR("%s(), can't allocate hashbin!\n", __func__);
put_tty_driver(driver);
return -ENOMEM;
}
tty_set_operations(driver, &ops);
if (tty_register_driver(driver)) {
IRDA_ERROR("%s(): Couldn't register serial driver\n",
- __FUNCTION__);
+ __func__);
put_tty_driver(driver);
return -1;
}
static void __exit __ircomm_tty_cleanup(struct ircomm_tty_cb *self)
{
- IRDA_DEBUG(0, "%s()\n", __FUNCTION__ );
+ IRDA_DEBUG(0, "%s()\n", __func__ );
IRDA_ASSERT(self != NULL, return;);
IRDA_ASSERT(self->magic == IRCOMM_TTY_MAGIC, return;);
{
int ret;
- IRDA_DEBUG(4, "%s()\n", __FUNCTION__ );
+ IRDA_DEBUG(4, "%s()\n", __func__ );
ret = tty_unregister_driver(driver);
if (ret) {
IRDA_ERROR("%s(), failed to unregister driver\n",
- __FUNCTION__);
+ __func__);
return;
}
notify_t notify;
int ret = -ENODEV;
- IRDA_DEBUG(2, "%s()\n", __FUNCTION__ );
+ IRDA_DEBUG(2, "%s()\n", __func__ );
IRDA_ASSERT(self != NULL, return -1;);
IRDA_ASSERT(self->magic == IRCOMM_TTY_MAGIC, return -1;);
/* Check if already open */
if (test_and_set_bit(ASYNC_B_INITIALIZED, &self->flags)) {
- IRDA_DEBUG(2, "%s(), already open so break out!\n", __FUNCTION__ );
+ IRDA_DEBUG(2, "%s(), already open so break out!\n", __func__ );
return 0;
}
/* Connect IrCOMM link with remote device */
ret = ircomm_tty_attach_cable(self);
if (ret < 0) {
- IRDA_ERROR("%s(), error attaching cable!\n", __FUNCTION__);
+ IRDA_ERROR("%s(), error attaching cable!\n", __func__);
goto err;
}
unsigned long flags;
struct tty_struct *tty;
- IRDA_DEBUG(2, "%s()\n", __FUNCTION__ );
+ IRDA_DEBUG(2, "%s()\n", __func__ );
tty = self->tty;
if (filp->f_flags & O_NONBLOCK || tty->flags & (1 << TTY_IO_ERROR)){
/* nonblock mode is set or port is not enabled */
self->flags |= ASYNC_NORMAL_ACTIVE;
- IRDA_DEBUG(1, "%s(), O_NONBLOCK requested!\n", __FUNCTION__ );
+ IRDA_DEBUG(1, "%s(), O_NONBLOCK requested!\n", __func__ );
return 0;
}
if (tty->termios->c_cflag & CLOCAL) {
- IRDA_DEBUG(1, "%s(), doing CLOCAL!\n", __FUNCTION__ );
+ IRDA_DEBUG(1, "%s(), doing CLOCAL!\n", __func__ );
do_clocal = 1;
}
unsigned long flags;
int ret;
- IRDA_DEBUG(2, "%s()\n", __FUNCTION__ );
+ IRDA_DEBUG(2, "%s()\n", __func__ );
line = tty->index;
- if ((line < 0) || (line >= IRCOMM_TTY_PORTS)) {
+ if (line >= IRCOMM_TTY_PORTS)
return -ENODEV;
- }
/* Check if instance already exists */
self = hashbin_lock_find(ircomm_tty, line, NULL);
/* No, so make new instance */
self = kzalloc(sizeof(struct ircomm_tty_cb), GFP_KERNEL);
if (self == NULL) {
- IRDA_ERROR("%s(), kmalloc failed!\n", __FUNCTION__);
+ IRDA_ERROR("%s(), kmalloc failed!\n", __func__);
return -ENOMEM;
}
* Force TTY into raw mode by default which is usually what
* we want for IrCOMM and IrLPT. This way applications will
* not have to twiddle with printcap etc.
+ *
+ * Note this is completely usafe and doesn't work properly
*/
tty->termios->c_iflag = 0;
tty->termios->c_oflag = 0;
self->tty = tty;
spin_unlock_irqrestore(&self->spinlock, flags);
- IRDA_DEBUG(1, "%s(), %s%d, count = %d\n", __FUNCTION__ , tty->driver->name,
+ IRDA_DEBUG(1, "%s(), %s%d, count = %d\n", __func__ , tty->driver->name,
self->line, self->open_count);
/* Not really used by us, but lets do it anyway */
if (wait_event_interruptible(self->close_wait, !test_bit(ASYNC_B_CLOSING, &self->flags))) {
IRDA_WARNING("%s - got signal while blocking on ASYNC_CLOSING!\n",
- __FUNCTION__);
+ __func__);
return -ERESTARTSYS;
}
self->settings.service_type = IRCOMM_9_WIRE; /* 9 wire as default */
/* Jan Kiszka -> add DSR/RI -> Conform to IrCOMM spec */
self->settings.dce = IRCOMM_CTS | IRCOMM_CD | IRCOMM_DSR | IRCOMM_RI; /* Default line settings */
- IRDA_DEBUG(2, "%s(), IrCOMM device\n", __FUNCTION__ );
+ IRDA_DEBUG(2, "%s(), IrCOMM device\n", __func__ );
} else {
- IRDA_DEBUG(2, "%s(), IrLPT device\n", __FUNCTION__ );
+ IRDA_DEBUG(2, "%s(), IrLPT device\n", __func__ );
self->service_type = IRCOMM_3_WIRE_RAW;
self->settings.service_type = IRCOMM_3_WIRE_RAW; /* Default */
}
ret = ircomm_tty_block_til_ready(self, filp);
if (ret) {
IRDA_DEBUG(2,
- "%s(), returning after block_til_ready with %d\n", __FUNCTION__ ,
+ "%s(), returning after block_til_ready with %d\n", __func__ ,
ret);
return ret;
struct ircomm_tty_cb *self = (struct ircomm_tty_cb *) tty->driver_data;
unsigned long flags;
- IRDA_DEBUG(0, "%s()\n", __FUNCTION__ );
+ IRDA_DEBUG(0, "%s()\n", __func__ );
if (!tty)
return;
if (tty_hung_up_p(filp)) {
spin_unlock_irqrestore(&self->spinlock, flags);
- IRDA_DEBUG(0, "%s(), returning 1\n", __FUNCTION__ );
+ IRDA_DEBUG(0, "%s(), returning 1\n", __func__ );
return;
}
* serial port won't be shutdown.
*/
IRDA_DEBUG(0, "%s(), bad serial port count; "
- "tty->count is 1, state->count is %d\n", __FUNCTION__ ,
+ "tty->count is 1, state->count is %d\n", __func__ ,
self->open_count);
self->open_count = 1;
}
if (--self->open_count < 0) {
IRDA_ERROR("%s(), bad serial port count for ttys%d: %d\n",
- __FUNCTION__, self->line, self->open_count);
+ __func__, self->line, self->open_count);
self->open_count = 0;
}
if (self->open_count) {
spin_unlock_irqrestore(&self->spinlock, flags);
- IRDA_DEBUG(0, "%s(), open count > 0\n", __FUNCTION__ );
+ IRDA_DEBUG(0, "%s(), open count > 0\n", __func__ );
return;
}
ircomm_tty_shutdown(self);
- if (tty->driver->flush_buffer)
- tty->driver->flush_buffer(tty);
- if (tty->ldisc.flush_buffer)
- tty->ldisc.flush_buffer(tty);
+ tty_driver_flush_buffer(tty);
+ tty_ldisc_flush(tty);
tty->closing = 0;
self->tty = NULL;
unsigned long flags;
struct sk_buff *skb, *ctrl_skb;
- IRDA_DEBUG(2, "%s()\n", __FUNCTION__ );
+ IRDA_DEBUG(2, "%s()\n", __func__ );
if (!self || self->magic != IRCOMM_TTY_MAGIC)
return;
}
/* Check if user (still) wants to be waken up */
- if ((tty->flags & (1 << TTY_DO_WRITE_WAKEUP)) &&
- tty->ldisc.write_wakeup)
- {
- (tty->ldisc.write_wakeup)(tty);
- }
- wake_up_interruptible(&tty->write_wait);
+ tty_wakeup(tty);
}
/*
int len = 0;
int size;
- IRDA_DEBUG(2, "%s(), count=%d, hw_stopped=%d\n", __FUNCTION__ , count,
+ IRDA_DEBUG(2, "%s(), count=%d, hw_stopped=%d\n", __func__ , count,
tty->hw_stopped);
IRDA_ASSERT(self != NULL, return -1;);
* we don't mess up the original "safe skb" (see tx_data_size).
* Jean II */
if (self->max_header_size == IRCOMM_TTY_HDR_UNINITIALISED) {
- IRDA_DEBUG(1, "%s() : not initialised\n", __FUNCTION__);
+ IRDA_DEBUG(1, "%s() : not initialised\n", __func__);
#ifdef IRCOMM_NO_TX_BEFORE_INIT
/* We didn't consume anything, TTY will retry */
return 0;
ret = self->max_data_size;
spin_unlock_irqrestore(&self->spinlock, flags);
}
- IRDA_DEBUG(2, "%s(), ret=%d\n", __FUNCTION__ , ret);
+ IRDA_DEBUG(2, "%s(), ret=%d\n", __func__ , ret);
return ret;
}
unsigned long orig_jiffies, poll_time;
unsigned long flags;
- IRDA_DEBUG(2, "%s()\n", __FUNCTION__ );
+ IRDA_DEBUG(2, "%s()\n", __func__ );
IRDA_ASSERT(self != NULL, return;);
IRDA_ASSERT(self->magic == IRCOMM_TTY_MAGIC, return;);
{
struct ircomm_tty_cb *self = (struct ircomm_tty_cb *) tty->driver_data;
- IRDA_DEBUG(2, "%s()\n", __FUNCTION__ );
+ IRDA_DEBUG(2, "%s()\n", __func__ );
IRDA_ASSERT(self != NULL, return;);
IRDA_ASSERT(self->magic == IRCOMM_TTY_MAGIC, return;);
{
struct ircomm_tty_cb *self = (struct ircomm_tty_cb *) tty->driver_data;
- IRDA_DEBUG(2, "%s()\n", __FUNCTION__ );
+ IRDA_DEBUG(2, "%s()\n", __func__ );
IRDA_ASSERT(self != NULL, return;);
IRDA_ASSERT(self->magic == IRCOMM_TTY_MAGIC, return;);
self->settings.dte |= (IRCOMM_RTS|IRCOMM_DELTA_RTS);
ircomm_param_request(self, IRCOMM_DTE, TRUE);
- IRDA_DEBUG(1, "%s(), FLOW_START\n", __FUNCTION__ );
+ IRDA_DEBUG(1, "%s(), FLOW_START\n", __func__ );
}
ircomm_flow_request(self->ircomm, FLOW_START);
}
IRDA_ASSERT(self != NULL, return;);
IRDA_ASSERT(self->magic == IRCOMM_TTY_MAGIC, return;);
- IRDA_DEBUG(0, "%s()\n", __FUNCTION__ );
+ IRDA_DEBUG(0, "%s()\n", __func__ );
if (!test_and_clear_bit(ASYNC_B_INITIALIZED, &self->flags))
return;
struct ircomm_tty_cb *self = (struct ircomm_tty_cb *) tty->driver_data;
unsigned long flags;
- IRDA_DEBUG(0, "%s()\n", __FUNCTION__ );
+ IRDA_DEBUG(0, "%s()\n", __func__ );
IRDA_ASSERT(self != NULL, return;);
IRDA_ASSERT(self->magic == IRCOMM_TTY_MAGIC, return;);
*/
static void ircomm_tty_send_xchar(struct tty_struct *tty, char ch)
{
- IRDA_DEBUG(0, "%s(), not impl\n", __FUNCTION__ );
+ IRDA_DEBUG(0, "%s(), not impl\n", __func__ );
}
/*
struct tty_struct *tty;
int status;
- IRDA_DEBUG(0, "%s()\n", __FUNCTION__ );
+ IRDA_DEBUG(0, "%s()\n", __func__ );
IRDA_ASSERT(self != NULL, return;);
IRDA_ASSERT(self->magic == IRCOMM_TTY_MAGIC, return;);
}
if ((self->flags & ASYNC_CHECK_CD) && (status & IRCOMM_DELTA_CD)) {
IRDA_DEBUG(2,
- "%s(), ircomm%d CD now %s...\n", __FUNCTION__ , self->line,
+ "%s(), ircomm%d CD now %s...\n", __func__ , self->line,
(status & IRCOMM_CD) ? "on" : "off");
if (status & IRCOMM_CD) {
wake_up_interruptible(&self->open_wait);
} else {
IRDA_DEBUG(2,
- "%s(), Doing serial hangup..\n", __FUNCTION__ );
+ "%s(), Doing serial hangup..\n", __func__ );
if (tty)
tty_hangup(tty);
if (tty->hw_stopped) {
if (status & IRCOMM_CTS) {
IRDA_DEBUG(2,
- "%s(), CTS tx start...\n", __FUNCTION__ );
+ "%s(), CTS tx start...\n", __func__ );
tty->hw_stopped = 0;
/* Wake up processes blocked on open */
} else {
if (!(status & IRCOMM_CTS)) {
IRDA_DEBUG(2,
- "%s(), CTS tx stop...\n", __FUNCTION__ );
+ "%s(), CTS tx stop...\n", __func__ );
tty->hw_stopped = 1;
}
}
struct sk_buff *skb)
{
struct ircomm_tty_cb *self = (struct ircomm_tty_cb *) instance;
+ struct tty_ldisc *ld;
- IRDA_DEBUG(2, "%s()\n", __FUNCTION__ );
+ IRDA_DEBUG(2, "%s()\n", __func__ );
IRDA_ASSERT(self != NULL, return -1;);
IRDA_ASSERT(self->magic == IRCOMM_TTY_MAGIC, return -1;);
IRDA_ASSERT(skb != NULL, return -1;);
if (!self->tty) {
- IRDA_DEBUG(0, "%s(), no tty!\n", __FUNCTION__ );
+ IRDA_DEBUG(0, "%s(), no tty!\n", __func__ );
return 0;
}
* params, we can just as well declare the hardware for running.
*/
if (self->tty->hw_stopped && (self->flow == FLOW_START)) {
- IRDA_DEBUG(0, "%s(), polling for line settings!\n", __FUNCTION__ );
+ IRDA_DEBUG(0, "%s(), polling for line settings!\n", __func__ );
ircomm_param_request(self, IRCOMM_POLL, TRUE);
/* We can just as well declare the hardware for running */
* involve the flip buffers, since we are not running in an interrupt
* handler
*/
- self->tty->ldisc.receive_buf(self->tty, skb->data, NULL, skb->len);
+
+ ld = tty_ldisc_ref(self->tty);
+ if (ld)
+ ld->ops->receive_buf(self->tty, skb->data, NULL, skb->len);
+ tty_ldisc_deref(ld);
/* No need to kfree_skb - see ircomm_ttp_data_indication() */
struct ircomm_tty_cb *self = (struct ircomm_tty_cb *) instance;
int clen;
- IRDA_DEBUG(4, "%s()\n", __FUNCTION__ );
+ IRDA_DEBUG(4, "%s()\n", __func__ );
IRDA_ASSERT(self != NULL, return -1;);
IRDA_ASSERT(self->magic == IRCOMM_TTY_MAGIC, return -1;);
switch (cmd) {
case FLOW_START:
- IRDA_DEBUG(2, "%s(), hw start!\n", __FUNCTION__ );
+ IRDA_DEBUG(2, "%s(), hw start!\n", __func__ );
tty->hw_stopped = 0;
/* ircomm_tty_do_softint will take care of the rest */
break;
default: /* If we get here, something is very wrong, better stop */
case FLOW_STOP:
- IRDA_DEBUG(2, "%s(), hw stopped!\n", __FUNCTION__ );
+ IRDA_DEBUG(2, "%s(), hw stopped!\n", __func__ );
tty->hw_stopped = 1;
break;
}
self->flow = cmd;
}
-static int ircomm_tty_line_info(struct ircomm_tty_cb *self, char *buf)
+#ifdef CONFIG_PROC_FS
+static void ircomm_tty_line_info(struct ircomm_tty_cb *self, struct seq_file *m)
{
- int ret=0;
+ char sep;
- ret += sprintf(buf+ret, "State: %s\n", ircomm_tty_state[self->state]);
+ seq_printf(m, "State: %s\n", ircomm_tty_state[self->state]);
- ret += sprintf(buf+ret, "Service type: ");
+ seq_puts(m, "Service type: ");
if (self->service_type & IRCOMM_9_WIRE)
- ret += sprintf(buf+ret, "9_WIRE");
+ seq_puts(m, "9_WIRE");
else if (self->service_type & IRCOMM_3_WIRE)
- ret += sprintf(buf+ret, "3_WIRE");
+ seq_puts(m, "3_WIRE");
else if (self->service_type & IRCOMM_3_WIRE_RAW)
- ret += sprintf(buf+ret, "3_WIRE_RAW");
+ seq_puts(m, "3_WIRE_RAW");
else
- ret += sprintf(buf+ret, "No common service type!\n");
- ret += sprintf(buf+ret, "\n");
-
- ret += sprintf(buf+ret, "Port name: %s\n", self->settings.port_name);
-
- ret += sprintf(buf+ret, "DTE status: ");
- if (self->settings.dte & IRCOMM_RTS)
- ret += sprintf(buf+ret, "RTS|");
- if (self->settings.dte & IRCOMM_DTR)
- ret += sprintf(buf+ret, "DTR|");
- if (self->settings.dte)
- ret--; /* remove the last | */
- ret += sprintf(buf+ret, "\n");
-
- ret += sprintf(buf+ret, "DCE status: ");
- if (self->settings.dce & IRCOMM_CTS)
- ret += sprintf(buf+ret, "CTS|");
- if (self->settings.dce & IRCOMM_DSR)
- ret += sprintf(buf+ret, "DSR|");
- if (self->settings.dce & IRCOMM_CD)
- ret += sprintf(buf+ret, "CD|");
- if (self->settings.dce & IRCOMM_RI)
- ret += sprintf(buf+ret, "RI|");
- if (self->settings.dce)
- ret--; /* remove the last | */
- ret += sprintf(buf+ret, "\n");
-
- ret += sprintf(buf+ret, "Configuration: ");
+ seq_puts(m, "No common service type!\n");
+ seq_putc(m, '\n');
+
+ seq_printf(m, "Port name: %s\n", self->settings.port_name);
+
+ seq_printf(m, "DTE status:");
+ sep = ' ';
+ if (self->settings.dte & IRCOMM_RTS) {
+ seq_printf(m, "%cRTS", sep);
+ sep = '|';
+ }
+ if (self->settings.dte & IRCOMM_DTR) {
+ seq_printf(m, "%cDTR", sep);
+ sep = '|';
+ }
+ seq_putc(m, '\n');
+
+ seq_puts(m, "DCE status:");
+ sep = ' ';
+ if (self->settings.dce & IRCOMM_CTS) {
+ seq_printf(m, "%cCTS", sep);
+ sep = '|';
+ }
+ if (self->settings.dce & IRCOMM_DSR) {
+ seq_printf(m, "%cDSR", sep);
+ sep = '|';
+ }
+ if (self->settings.dce & IRCOMM_CD) {
+ seq_printf(m, "%cCD", sep);
+ sep = '|';
+ }
+ if (self->settings.dce & IRCOMM_RI) {
+ seq_printf(m, "%cRI", sep);
+ sep = '|';
+ }
+ seq_putc(m, '\n');
+
+ seq_puts(m, "Configuration: ");
if (!self->settings.null_modem)
- ret += sprintf(buf+ret, "DTE <-> DCE\n");
+ seq_puts(m, "DTE <-> DCE\n");
else
- ret += sprintf(buf+ret,
- "DTE <-> DTE (null modem emulation)\n");
-
- ret += sprintf(buf+ret, "Data rate: %d\n", self->settings.data_rate);
-
- ret += sprintf(buf+ret, "Flow control: ");
- if (self->settings.flow_control & IRCOMM_XON_XOFF_IN)
- ret += sprintf(buf+ret, "XON_XOFF_IN|");
- if (self->settings.flow_control & IRCOMM_XON_XOFF_OUT)
- ret += sprintf(buf+ret, "XON_XOFF_OUT|");
- if (self->settings.flow_control & IRCOMM_RTS_CTS_IN)
- ret += sprintf(buf+ret, "RTS_CTS_IN|");
- if (self->settings.flow_control & IRCOMM_RTS_CTS_OUT)
- ret += sprintf(buf+ret, "RTS_CTS_OUT|");
- if (self->settings.flow_control & IRCOMM_DSR_DTR_IN)
- ret += sprintf(buf+ret, "DSR_DTR_IN|");
- if (self->settings.flow_control & IRCOMM_DSR_DTR_OUT)
- ret += sprintf(buf+ret, "DSR_DTR_OUT|");
- if (self->settings.flow_control & IRCOMM_ENQ_ACK_IN)
- ret += sprintf(buf+ret, "ENQ_ACK_IN|");
- if (self->settings.flow_control & IRCOMM_ENQ_ACK_OUT)
- ret += sprintf(buf+ret, "ENQ_ACK_OUT|");
- if (self->settings.flow_control)
- ret--; /* remove the last | */
- ret += sprintf(buf+ret, "\n");
-
- ret += sprintf(buf+ret, "Flags: ");
- if (self->flags & ASYNC_CTS_FLOW)
- ret += sprintf(buf+ret, "ASYNC_CTS_FLOW|");
- if (self->flags & ASYNC_CHECK_CD)
- ret += sprintf(buf+ret, "ASYNC_CHECK_CD|");
- if (self->flags & ASYNC_INITIALIZED)
- ret += sprintf(buf+ret, "ASYNC_INITIALIZED|");
- if (self->flags & ASYNC_LOW_LATENCY)
- ret += sprintf(buf+ret, "ASYNC_LOW_LATENCY|");
- if (self->flags & ASYNC_CLOSING)
- ret += sprintf(buf+ret, "ASYNC_CLOSING|");
- if (self->flags & ASYNC_NORMAL_ACTIVE)
- ret += sprintf(buf+ret, "ASYNC_NORMAL_ACTIVE|");
- if (self->flags)
- ret--; /* remove the last | */
- ret += sprintf(buf+ret, "\n");
-
- ret += sprintf(buf+ret, "Role: %s\n", self->client ?
- "client" : "server");
- ret += sprintf(buf+ret, "Open count: %d\n", self->open_count);
- ret += sprintf(buf+ret, "Max data size: %d\n", self->max_data_size);
- ret += sprintf(buf+ret, "Max header size: %d\n", self->max_header_size);
+ seq_puts(m, "DTE <-> DTE (null modem emulation)\n");
+
+ seq_printf(m, "Data rate: %d\n", self->settings.data_rate);
+
+ seq_puts(m, "Flow control:");
+ sep = ' ';
+ if (self->settings.flow_control & IRCOMM_XON_XOFF_IN) {
+ seq_printf(m, "%cXON_XOFF_IN", sep);
+ sep = '|';
+ }
+ if (self->settings.flow_control & IRCOMM_XON_XOFF_OUT) {
+ seq_printf(m, "%cXON_XOFF_OUT", sep);
+ sep = '|';
+ }
+ if (self->settings.flow_control & IRCOMM_RTS_CTS_IN) {
+ seq_printf(m, "%cRTS_CTS_IN", sep);
+ sep = '|';
+ }
+ if (self->settings.flow_control & IRCOMM_RTS_CTS_OUT) {
+ seq_printf(m, "%cRTS_CTS_OUT", sep);
+ sep = '|';
+ }
+ if (self->settings.flow_control & IRCOMM_DSR_DTR_IN) {
+ seq_printf(m, "%cDSR_DTR_IN", sep);
+ sep = '|';
+ }
+ if (self->settings.flow_control & IRCOMM_DSR_DTR_OUT) {
+ seq_printf(m, "%cDSR_DTR_OUT", sep);
+ sep = '|';
+ }
+ if (self->settings.flow_control & IRCOMM_ENQ_ACK_IN) {
+ seq_printf(m, "%cENQ_ACK_IN", sep);
+ sep = '|';
+ }
+ if (self->settings.flow_control & IRCOMM_ENQ_ACK_OUT) {
+ seq_printf(m, "%cENQ_ACK_OUT", sep);
+ sep = '|';
+ }
+ seq_putc(m, '\n');
+
+ seq_puts(m, "Flags:");
+ sep = ' ';
+ if (self->flags & ASYNC_CTS_FLOW) {
+ seq_printf(m, "%cASYNC_CTS_FLOW", sep);
+ sep = '|';
+ }
+ if (self->flags & ASYNC_CHECK_CD) {
+ seq_printf(m, "%cASYNC_CHECK_CD", sep);
+ sep = '|';
+ }
+ if (self->flags & ASYNC_INITIALIZED) {
+ seq_printf(m, "%cASYNC_INITIALIZED", sep);
+ sep = '|';
+ }
+ if (self->flags & ASYNC_LOW_LATENCY) {
+ seq_printf(m, "%cASYNC_LOW_LATENCY", sep);
+ sep = '|';
+ }
+ if (self->flags & ASYNC_CLOSING) {
+ seq_printf(m, "%cASYNC_CLOSING", sep);
+ sep = '|';
+ }
+ if (self->flags & ASYNC_NORMAL_ACTIVE) {
+ seq_printf(m, "%cASYNC_NORMAL_ACTIVE", sep);
+ sep = '|';
+ }
+ seq_putc(m, '\n');
+
+ seq_printf(m, "Role: %s\n", self->client ? "client" : "server");
+ seq_printf(m, "Open count: %d\n", self->open_count);
+ seq_printf(m, "Max data size: %d\n", self->max_data_size);
+ seq_printf(m, "Max header size: %d\n", self->max_header_size);
if (self->tty)
- ret += sprintf(buf+ret, "Hardware: %s\n",
+ seq_printf(m, "Hardware: %s\n",
self->tty->hw_stopped ? "Stopped" : "Running");
-
- ret += sprintf(buf+ret, "\n");
- return ret;
}
-
-/*
- * Function ircomm_tty_read_proc (buf, start, offset, len, eof, unused)
- *
- *
- *
- */
-#ifdef CONFIG_PROC_FS
-static int ircomm_tty_read_proc(char *buf, char **start, off_t offset, int len,
- int *eof, void *unused)
+static int ircomm_tty_proc_show(struct seq_file *m, void *v)
{
struct ircomm_tty_cb *self;
- int count = 0, l;
- off_t begin = 0;
unsigned long flags;
spin_lock_irqsave(&ircomm_tty->hb_spinlock, flags);
self = (struct ircomm_tty_cb *) hashbin_get_first(ircomm_tty);
- while ((self != NULL) && (count < 4000)) {
+ while (self != NULL) {
if (self->magic != IRCOMM_TTY_MAGIC)
break;
- l = ircomm_tty_line_info(self, buf + count);
- count += l;
- if (count+begin > offset+len)
- goto done;
- if (count+begin < offset) {
- begin += count;
- count = 0;
- }
-
+ ircomm_tty_line_info(self, m);
self = (struct ircomm_tty_cb *) hashbin_get_next(ircomm_tty);
}
- *eof = 1;
-done:
spin_unlock_irqrestore(&ircomm_tty->hb_spinlock, flags);
+ return 0;
+}
- if (offset >= count+begin)
- return 0;
- *start = buf + (offset-begin);
- return ((len < begin+count-offset) ? len : begin+count-offset);
+static int ircomm_tty_proc_open(struct inode *inode, struct file *file)
+{
+ return single_open(file, ircomm_tty_proc_show, NULL);
}
+
+static const struct file_operations ircomm_tty_proc_fops = {
+ .owner = THIS_MODULE,
+ .open = ircomm_tty_proc_open,
+ .read = seq_read,
+ .llseek = seq_lseek,
+ .release = single_release,
+};
#endif /* CONFIG_PROC_FS */
MODULE_AUTHOR("Dag Brattli <dagb@cs.uit.no>");