static bool debug;
-#define PL2303_CLOSING_WAIT (30*HZ)
-
static const struct usb_device_id id_table[] = {
{ USB_DEVICE(PL2303_VENDOR_ID, PL2303_PRODUCT_ID) },
{ USB_DEVICE(PL2303_VENDOR_ID, PL2303_PRODUCT_ID_RSAQ2) },
static struct usb_driver pl2303_driver = {
.name = "pl2303",
- .probe = usb_serial_probe,
- .disconnect = usb_serial_disconnect,
.id_table = id_table,
- .suspend = usb_serial_suspend,
- .resume = usb_serial_resume,
- .supports_autosuspend = 1,
};
#define SET_LINE_REQUEST_TYPE 0x21
int res = usb_control_msg(serial->dev, usb_rcvctrlpipe(serial->dev, 0),
VENDOR_READ_REQUEST, VENDOR_READ_REQUEST_TYPE,
value, index, buf, 1, 100);
- dbg("0x%x:0x%x:0x%x:0x%x %d - %x", VENDOR_READ_REQUEST_TYPE,
- VENDOR_READ_REQUEST, value, index, res, buf[0]);
+ dev_dbg(&serial->dev->dev, "0x%x:0x%x:0x%x:0x%x %d - %x\n",
+ VENDOR_READ_REQUEST_TYPE, VENDOR_READ_REQUEST, value, index,
+ res, buf[0]);
return res;
}
int res = usb_control_msg(serial->dev, usb_sndctrlpipe(serial->dev, 0),
VENDOR_WRITE_REQUEST, VENDOR_WRITE_REQUEST_TYPE,
value, index, NULL, 0, 100);
- dbg("0x%x:0x%x:0x%x:0x%x %d", VENDOR_WRITE_REQUEST_TYPE,
- VENDOR_WRITE_REQUEST, value, index, res);
+ dev_dbg(&serial->dev->dev, "0x%x:0x%x:0x%x:0x%x %d\n",
+ VENDOR_WRITE_REQUEST_TYPE, VENDOR_WRITE_REQUEST, value, index,
+ res);
return res;
}
type = type_1;
else if (serial->dev->descriptor.bDeviceClass == 0xFF)
type = type_1;
- dbg("device type: %d", type);
+ dev_dbg(&serial->interface->dev, "device type: %d\n", type);
for (i = 0; i < serial->num_ports; ++i) {
priv = kzalloc(sizeof(struct pl2303_private), GFP_KERNEL);
retval = usb_control_msg(dev, usb_sndctrlpipe(dev, 0),
SET_CONTROL_REQUEST, SET_CONTROL_REQUEST_TYPE,
value, 0, NULL, 0, 100);
- dbg("%s - value = %d, retval = %d", __func__, value, retval);
+ dev_dbg(&dev->dev, "%s - value = %d, retval = %d\n", __func__,
+ value, retval);
return retval;
}
int baud_floor, baud_ceil;
int k;
- dbg("%s - port %d", __func__, port->number);
-
/* The PL2303 is reported to lose bytes if you change
serial settings even to the same values as before. Thus
we actually need to filter in this specific case */
i = usb_control_msg(serial->dev, usb_rcvctrlpipe(serial->dev, 0),
GET_LINE_REQUEST, GET_LINE_REQUEST_TYPE,
0, 0, buf, 7, 100);
- dbg("0xa1:0x21:0:0 %d - %x %x %x %x %x %x %x", i,
+ dev_dbg(&port->dev, "0xa1:0x21:0:0 %d - %x %x %x %x %x %x %x\n", i,
buf[0], buf[1], buf[2], buf[3], buf[4], buf[5], buf[6]);
if (cflag & CSIZE) {
buf[6] = 8;
break;
}
- dbg("%s - data bits = %d", __func__, buf[6]);
+ dev_dbg(&port->dev, "data bits = %d\n", buf[6]);
}
/* For reference buf[0]:buf[3] baud rate value */
* 9600 baud (at least my PL2303X always does)
*/
baud = tty_get_baud_rate(tty);
- dbg("%s - baud requested = %d", __func__, baud);
+ dev_dbg(&port->dev, "baud requested = %d\n", baud);
if (baud) {
/* Set baudrate to nearest supported value */
for (k=0; k<ARRAY_SIZE(baud_sup); k++) {
else if (baud > 6000000)
baud = 6000000;
}
- dbg("%s - baud set = %d", __func__, baud);
+ dev_dbg(&port->dev, "baud set = %d\n", baud);
if (baud <= 115200) {
buf[0] = baud & 0xff;
buf[1] = (baud >> 8) & 0xff;
*/
if ((cflag & CSIZE) == CS5) {
buf[4] = 1;
- dbg("%s - stop bits = 1.5", __func__);
+ dev_dbg(&port->dev, "stop bits = 1.5\n");
} else {
buf[4] = 2;
- dbg("%s - stop bits = 2", __func__);
+ dev_dbg(&port->dev, "stop bits = 2\n");
}
} else {
buf[4] = 0;
- dbg("%s - stop bits = 1", __func__);
+ dev_dbg(&port->dev, "stop bits = 1\n");
}
if (cflag & PARENB) {
if (cflag & PARODD) {
if (cflag & CMSPAR) {
buf[5] = 3;
- dbg("%s - parity = mark", __func__);
+ dev_dbg(&port->dev, "parity = mark\n");
} else {
buf[5] = 1;
- dbg("%s - parity = odd", __func__);
+ dev_dbg(&port->dev, "parity = odd\n");
}
} else {
if (cflag & CMSPAR) {
buf[5] = 4;
- dbg("%s - parity = space", __func__);
+ dev_dbg(&port->dev, "parity = space\n");
} else {
buf[5] = 2;
- dbg("%s - parity = even", __func__);
+ dev_dbg(&port->dev, "parity = even\n");
}
}
} else {
buf[5] = 0;
- dbg("%s - parity = none", __func__);
+ dev_dbg(&port->dev, "parity = none\n");
}
i = usb_control_msg(serial->dev, usb_sndctrlpipe(serial->dev, 0),
SET_LINE_REQUEST, SET_LINE_REQUEST_TYPE,
0, 0, buf, 7, 100);
- dbg("0x21:0x20:0:0 %d", i);
+ dev_dbg(&port->dev, "0x21:0x20:0:0 %d\n", i);
/* change control lines if we are switching to or from B0 */
spin_lock_irqsave(&priv->lock, flags);
control = priv->line_control;
if ((cflag & CBAUD) == B0)
priv->line_control &= ~(CONTROL_DTR | CONTROL_RTS);
- else
+ else if ((old_termios->c_cflag & CBAUD) == B0)
priv->line_control |= (CONTROL_DTR | CONTROL_RTS);
if (control != priv->line_control) {
control = priv->line_control;
i = usb_control_msg(serial->dev, usb_rcvctrlpipe(serial->dev, 0),
GET_LINE_REQUEST, GET_LINE_REQUEST_TYPE,
0, 0, buf, 7, 100);
- dbg("0xa1:0x21:0:0 %d - %x %x %x %x %x %x %x", i,
+ dev_dbg(&port->dev, "0xa1:0x21:0:0 %d - %x %x %x %x %x %x %x\n", i,
buf[0], buf[1], buf[2], buf[3], buf[4], buf[5], buf[6]);
if (cflag & CRTSCTS) {
static void pl2303_close(struct usb_serial_port *port)
{
- dbg("%s - port %d", __func__, port->number);
-
usb_serial_generic_close(port);
usb_kill_urb(port->interrupt_in_urb);
}
struct pl2303_private *priv = usb_get_serial_port_data(port);
int result;
- dbg("%s - port %d", __func__, port->number);
-
if (priv->type != HX) {
usb_clear_halt(serial->dev, port->write_urb->pipe);
usb_clear_halt(serial->dev, port->read_urb->pipe);
if (tty)
pl2303_set_termios(tty, port, &tmp_termios);
- dbg("%s - submitting interrupt urb", __func__);
result = usb_submit_urb(port->interrupt_in_urb, GFP_KERNEL);
if (result) {
dev_err(&port->dev, "%s - failed submitting interrupt urb,"
unsigned int set, unsigned int clear)
{
struct usb_serial_port *port = tty->driver_data;
+ struct usb_serial *serial = port->serial;
struct pl2303_private *priv = usb_get_serial_port_data(port);
unsigned long flags;
u8 control;
-
- if (!usb_get_intfdata(port->serial->interface))
- return -ENODEV;
+ int ret;
spin_lock_irqsave(&priv->lock, flags);
if (set & TIOCM_RTS)
control = priv->line_control;
spin_unlock_irqrestore(&priv->lock, flags);
- return set_control_lines(port->serial->dev, control);
+ mutex_lock(&serial->disc_mutex);
+ if (!serial->disconnected)
+ ret = set_control_lines(serial->dev, control);
+ else
+ ret = -ENODEV;
+ mutex_unlock(&serial->disc_mutex);
+
+ return ret;
}
static int pl2303_tiocmget(struct tty_struct *tty)
unsigned int status;
unsigned int result;
- dbg("%s (%d)", __func__, port->number);
-
- if (!usb_get_intfdata(port->serial->interface))
- return -ENODEV;
-
spin_lock_irqsave(&priv->lock, flags);
mcr = priv->line_control;
status = priv->line_status;
| ((status & UART_RING) ? TIOCM_RI : 0)
| ((status & UART_DCD) ? TIOCM_CD : 0);
- dbg("%s - result = %x", __func__, result);
+ dev_dbg(&port->dev, "%s - result = %x\n", __func__, result);
return result;
}
{
struct serial_struct ser;
struct usb_serial_port *port = tty->driver_data;
- dbg("%s (%d) cmd = 0x%04x", __func__, port->number, cmd);
+
+ dev_dbg(&port->dev, "%s cmd = 0x%04x\n", __func__, cmd);
switch (cmd) {
case TIOCGSERIAL:
return 0;
case TIOCMIWAIT:
- dbg("%s (%d) TIOCMIWAIT", __func__, port->number);
+ dev_dbg(&port->dev, "%s TIOCMIWAIT\n", __func__);
return wait_modem_info(port, arg);
default:
- dbg("%s not supported = 0x%04x", __func__, cmd);
+ dev_dbg(&port->dev, "%s not supported = 0x%04x\n", __func__, cmd);
break;
}
return -ENOIOCTLCMD;
u16 state;
int result;
- dbg("%s - port %d", __func__, port->number);
-
if (break_state == 0)
state = BREAK_OFF;
else
state = BREAK_ON;
- dbg("%s - turning break %s", __func__,
+ dev_dbg(&port->dev, "%s - turning break %s\n", __func__,
state == BREAK_OFF ? "off" : "on");
result = usb_control_msg(serial->dev, usb_sndctrlpipe(serial->dev, 0),
BREAK_REQUEST, BREAK_REQUEST_TYPE, state,
0, NULL, 0, 100);
if (result)
- dbg("%s - error sending break = %d", __func__, result);
+ dev_err(&port->dev, "error sending break = %d\n", result);
}
static void pl2303_release(struct usb_serial *serial)
int i;
struct pl2303_private *priv;
- dbg("%s", __func__);
-
for (i = 0; i < serial->num_ports; ++i) {
priv = usb_get_serial_port_data(serial->port[i]);
kfree(priv);
int status = urb->status;
int retval;
- dbg("%s (%d)", __func__, port->number);
-
switch (status) {
case 0:
/* success */
case -ENOENT:
case -ESHUTDOWN:
/* this urb is terminated, clean up */
- dbg("%s - urb shutting down with status: %d", __func__,
- status);
+ dev_dbg(&port->dev, "%s - urb shutting down with status: %d\n",
+ __func__, status);
return;
default:
- dbg("%s - nonzero urb status received: %d", __func__,
- status);
+ dev_dbg(&port->dev, "%s - nonzero urb status received: %d\n",
+ __func__, status);
goto exit;
}
exit:
retval = usb_submit_urb(urb, GFP_ATOMIC);
if (retval)
- dev_err(&urb->dev->dev,
+ dev_err(&port->dev,
"%s - usb_submit_urb failed with result %d\n",
__func__, retval);
}
tty_flag = TTY_PARITY;
else if (line_status & UART_FRAME_ERROR)
tty_flag = TTY_FRAME;
- dbg("%s - tty_flag = %d", __func__, tty_flag);
+ dev_dbg(&port->dev, "%s - tty_flag = %d\n", __func__, tty_flag);
/* overrun is special, not associated with a char */
if (line_status & UART_OVERRUN_ERROR)
projects / linux-beck.git / blobdiff