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path: root/drivers/usb/serial/ipw.c
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Diffstat (limited to 'drivers/usb/serial/ipw.c')
-rw-r--r--drivers/usb/serial/ipw.c73
1 files changed, 31 insertions, 42 deletions
diff --git a/drivers/usb/serial/ipw.c b/drivers/usb/serial/ipw.c
index 2cb30c535839..4264821a3b34 100644
--- a/drivers/usb/serial/ipw.c
+++ b/drivers/usb/serial/ipw.c
@@ -138,11 +138,10 @@ static const struct usb_device_id id_table[] = {
};
MODULE_DEVICE_TABLE(usb, id_table);
-static bool debug;
-
static int ipw_open(struct tty_struct *tty, struct usb_serial_port *port)
{
- struct usb_device *dev = port->serial->dev;
+ struct usb_device *udev = port->serial->dev;
+ struct device *dev = &port->dev;
u8 buf_flow_static[16] = IPW_BYTES_FLOWINIT;
u8 *buf_flow_init;
int result;
@@ -154,8 +153,8 @@ static int ipw_open(struct tty_struct *tty, struct usb_serial_port *port)
/* --1: Tell the modem to initialize (we think) From sniffs this is
* always the first thing that gets sent to the modem during
* opening of the device */
- dbg("%s: Sending SIO_INIT (we guess)", __func__);
- result = usb_control_msg(dev, usb_sndctrlpipe(dev, 0),
+ dev_dbg(dev, "%s: Sending SIO_INIT (we guess)\n", __func__);
+ result = usb_control_msg(udev, usb_sndctrlpipe(udev, 0),
IPW_SIO_INIT,
USB_TYPE_VENDOR | USB_RECIP_INTERFACE | USB_DIR_OUT,
0,
@@ -164,22 +163,19 @@ static int ipw_open(struct tty_struct *tty, struct usb_serial_port *port)
0,
100000);
if (result < 0)
- dev_err(&port->dev,
- "Init of modem failed (error = %d)\n", result);
+ dev_err(dev, "Init of modem failed (error = %d)\n", result);
/* reset the bulk pipes */
- usb_clear_halt(dev,
- usb_rcvbulkpipe(dev, port->bulk_in_endpointAddress));
- usb_clear_halt(dev,
- usb_sndbulkpipe(dev, port->bulk_out_endpointAddress));
+ usb_clear_halt(udev, usb_rcvbulkpipe(udev, port->bulk_in_endpointAddress));
+ usb_clear_halt(udev, usb_sndbulkpipe(udev, port->bulk_out_endpointAddress));
/*--2: Start reading from the device */
- dbg("%s: setting up bulk read callback", __func__);
+ dev_dbg(dev, "%s: setting up bulk read callback\n", __func__);
usb_wwan_open(tty, port);
/*--3: Tell the modem to open the floodgates on the rx bulk channel */
- dbg("%s:asking modem for RxRead (RXBULK_ON)", __func__);
- result = usb_control_msg(dev, usb_sndctrlpipe(dev, 0),
+ dev_dbg(dev, "%s:asking modem for RxRead (RXBULK_ON)\n", __func__);
+ result = usb_control_msg(udev, usb_sndctrlpipe(udev, 0),
IPW_SIO_RXCTL,
USB_TYPE_VENDOR | USB_RECIP_INTERFACE | USB_DIR_OUT,
IPW_RXBULK_ON,
@@ -188,12 +184,11 @@ static int ipw_open(struct tty_struct *tty, struct usb_serial_port *port)
0,
100000);
if (result < 0)
- dev_err(&port->dev,
- "Enabling bulk RxRead failed (error = %d)\n", result);
+ dev_err(dev, "Enabling bulk RxRead failed (error = %d)\n", result);
/*--4: setup the initial flowcontrol */
- dbg("%s:setting init flowcontrol (%s)", __func__, buf_flow_init);
- result = usb_control_msg(dev, usb_sndctrlpipe(dev, 0),
+ dev_dbg(dev, "%s:setting init flowcontrol (%s)\n", __func__, buf_flow_init);
+ result = usb_control_msg(udev, usb_sndctrlpipe(udev, 0),
IPW_SIO_HANDFLOW,
USB_TYPE_VENDOR | USB_RECIP_INTERFACE | USB_DIR_OUT,
0,
@@ -202,15 +197,13 @@ static int ipw_open(struct tty_struct *tty, struct usb_serial_port *port)
0x10,
200000);
if (result < 0)
- dev_err(&port->dev,
- "initial flowcontrol failed (error = %d)\n", result);
+ dev_err(dev, "initial flowcontrol failed (error = %d)\n", result);
kfree(buf_flow_init);
return 0;
}
-/* fake probe - only to allocate data structures */
-static int ipw_probe(struct usb_serial *serial, const struct usb_device_id *id)
+static int ipw_attach(struct usb_serial *serial)
{
struct usb_wwan_intf_private *data;
@@ -233,12 +226,13 @@ static void ipw_release(struct usb_serial *serial)
static void ipw_dtr_rts(struct usb_serial_port *port, int on)
{
- struct usb_device *dev = port->serial->dev;
+ struct usb_device *udev = port->serial->dev;
+ struct device *dev = &port->dev;
int result;
- dbg("%s: on = %d", __func__, on);
+ dev_dbg(dev, "%s: on = %d\n", __func__, on);
- result = usb_control_msg(dev, usb_sndctrlpipe(dev, 0),
+ result = usb_control_msg(udev, usb_sndctrlpipe(udev, 0),
IPW_SIO_SET_PIN,
USB_TYPE_VENDOR | USB_RECIP_INTERFACE | USB_DIR_OUT,
on ? IPW_PIN_SETDTR : IPW_PIN_CLRDTR,
@@ -247,10 +241,9 @@ static void ipw_dtr_rts(struct usb_serial_port *port, int on)
0,
200000);
if (result < 0)
- dev_err(&port->dev, "setting dtr failed (error = %d)\n",
- result);
+ dev_err(dev, "setting dtr failed (error = %d)\n", result);
- result = usb_control_msg(dev, usb_sndctrlpipe(dev, 0),
+ result = usb_control_msg(udev, usb_sndctrlpipe(udev, 0),
IPW_SIO_SET_PIN, USB_TYPE_VENDOR |
USB_RECIP_INTERFACE | USB_DIR_OUT,
on ? IPW_PIN_SETRTS : IPW_PIN_CLRRTS,
@@ -259,18 +252,18 @@ static void ipw_dtr_rts(struct usb_serial_port *port, int on)
0,
200000);
if (result < 0)
- dev_err(&port->dev, "setting rts failed (error = %d)\n",
- result);
+ dev_err(dev, "setting rts failed (error = %d)\n", result);
}
static void ipw_close(struct usb_serial_port *port)
{
- struct usb_device *dev = port->serial->dev;
+ struct usb_device *udev = port->serial->dev;
+ struct device *dev = &port->dev;
int result;
/*--3: purge */
- dbg("%s:sending purge", __func__);
- result = usb_control_msg(dev, usb_sndctrlpipe(dev, 0),
+ dev_dbg(dev, "%s:sending purge\n", __func__);
+ result = usb_control_msg(udev, usb_sndctrlpipe(udev, 0),
IPW_SIO_PURGE, USB_TYPE_VENDOR |
USB_RECIP_INTERFACE | USB_DIR_OUT,
0x03,
@@ -279,12 +272,12 @@ static void ipw_close(struct usb_serial_port *port)
0,
200000);
if (result < 0)
- dev_err(&port->dev, "purge failed (error = %d)\n", result);
+ dev_err(dev, "purge failed (error = %d)\n", result);
/* send RXBULK_off (tell modem to stop transmitting bulk data on
rx chan) */
- result = usb_control_msg(dev, usb_sndctrlpipe(dev, 0),
+ result = usb_control_msg(udev, usb_sndctrlpipe(udev, 0),
IPW_SIO_RXCTL,
USB_TYPE_VENDOR | USB_RECIP_INTERFACE | USB_DIR_OUT,
IPW_RXBULK_OFF,
@@ -294,8 +287,7 @@ static void ipw_close(struct usb_serial_port *port)
100000);
if (result < 0)
- dev_err(&port->dev,
- "Disabling bulk RxRead failed (error = %d)\n", result);
+ dev_err(dev, "Disabling bulk RxRead failed (error = %d)\n", result);
usb_wwan_close(port);
}
@@ -310,9 +302,9 @@ static struct usb_serial_driver ipw_device = {
.num_ports = 1,
.open = ipw_open,
.close = ipw_close,
- .probe = ipw_probe,
- .attach = usb_wwan_startup,
+ .attach = ipw_attach,
.release = ipw_release,
+ .port_probe = usb_wwan_port_probe,
.port_remove = usb_wwan_port_remove,
.dtr_rts = ipw_dtr_rts,
.write = usb_wwan_write,
@@ -328,6 +320,3 @@ module_usb_serial_driver(serial_drivers, id_table);
MODULE_AUTHOR(DRIVER_AUTHOR);
MODULE_DESCRIPTION(DRIVER_DESC);
MODULE_LICENSE("GPL");
-
-module_param(debug, bool, S_IRUGO | S_IWUSR);
-MODULE_PARM_DESC(debug, "Debug enabled or not");
Copyright © 1996 – 2023 Jason A. Donenfeld. All Rights Reverse Engineered.