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Message-ID: <20080620200114.1479.93917.stgit@localhost.localdomain>
Date: Fri, 20 Jun 2008 21:01:17 +0100
From: Alan Cox <alan@...rguk.ukuu.org.uk>
To: linux-kernel@...r.kernel.org
Subject: [PATCH 24/70] whiteheat: coding style
From: Alan Cox <alan@...hat.com>
Bring ezusb and whiteheat into line with the coding style
Signed-off-by: Alan Cox <alan@...hat.com>
---
drivers/usb/serial/ezusb.c | 22 +-
drivers/usb/serial/whiteheat.c | 429 ++++++++++++++++++++++------------------
drivers/usb/serial/whiteheat.h | 78 +++++--
3 files changed, 302 insertions(+), 227 deletions(-)
diff --git a/drivers/usb/serial/ezusb.c b/drivers/usb/serial/ezusb.c
index cc4fbd9..711e84f 100644
--- a/drivers/usb/serial/ezusb.c
+++ b/drivers/usb/serial/ezusb.c
@@ -20,7 +20,8 @@
/* EZ-USB Control and Status Register. Bit 0 controls 8051 reset */
#define CPUCS_REG 0x7F92
-int ezusb_writememory (struct usb_serial *serial, int address, unsigned char *data, int length, __u8 bRequest)
+int ezusb_writememory(struct usb_serial *serial, int address,
+ unsigned char *data, int length, __u8 request)
{
int result;
unsigned char *transfer_buffer;
@@ -33,26 +34,27 @@ int ezusb_writememory (struct usb_serial *serial, int address, unsigned char *da
transfer_buffer = kmemdup(data, length, GFP_KERNEL);
if (!transfer_buffer) {
- dev_err(&serial->dev->dev, "%s - kmalloc(%d) failed.\n", __func__, length);
+ dev_err(&serial->dev->dev, "%s - kmalloc(%d) failed.\n",
+ __func__, length);
return -ENOMEM;
}
- result = usb_control_msg (serial->dev, usb_sndctrlpipe(serial->dev, 0), bRequest, 0x40, address, 0, transfer_buffer, length, 3000);
- kfree (transfer_buffer);
+ result = usb_control_msg(serial->dev, usb_sndctrlpipe(serial->dev, 0),
+ request, 0x40, address, 0, transfer_buffer, length, 3000);
+ kfree(transfer_buffer);
return result;
}
+EXPORT_SYMBOL_GPL(ezusb_writememory);
-int ezusb_set_reset (struct usb_serial *serial, unsigned char reset_bit)
+int ezusb_set_reset(struct usb_serial *serial, unsigned char reset_bit)
{
int response;
/* dbg("%s - %d", __func__, reset_bit); */
- response = ezusb_writememory (serial, CPUCS_REG, &reset_bit, 1, 0xa0);
+ response = ezusb_writememory(serial, CPUCS_REG, &reset_bit, 1, 0xa0);
if (response < 0)
- dev_err(&serial->dev->dev, "%s- %d failed\n", __func__, reset_bit);
+ dev_err(&serial->dev->dev, "%s- %d failed\n",
+ __func__, reset_bit);
return response;
}
-
-
-EXPORT_SYMBOL_GPL(ezusb_writememory);
EXPORT_SYMBOL_GPL(ezusb_set_reset);
diff --git a/drivers/usb/serial/whiteheat.c b/drivers/usb/serial/whiteheat.c
index fdadf39..5a3ed57 100644
--- a/drivers/usb/serial/whiteheat.c
+++ b/drivers/usb/serial/whiteheat.c
@@ -12,29 +12,31 @@
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
- * See Documentation/usb/usb-serial.txt for more information on using this driver
+ * See Documentation/usb/usb-serial.txt for more information on using this
+ * driver
*
* (10/09/2002) Stuart MacDonald (stuartm@...necttech.com)
* Upgrade to full working driver
*
* (05/30/2001) gkh
- * switched from using spinlock to a semaphore, which fixes lots of problems.
+ * switched from using spinlock to a semaphore, which fixes lots of
+ * problems.
*
* (04/08/2001) gb
* Identify version on module load.
- *
+ *
* 2001_Mar_19 gkh
- * Fixed MOD_INC and MOD_DEC logic, the ability to open a port more
+ * Fixed MOD_INC and MOD_DEC logic, the ability to open a port more
* than once, and the got the proper usb_device_id table entries so
* the driver works again.
*
* (11/01/2000) Adam J. Richter
* usb_device_id table support
- *
+ *
* (10/05/2000) gkh
* Fixed bug with urb->dev not being set properly, now that the usb
* core needs it.
- *
+ *
* (10/03/2000) smd
* firmware is improved to guard against crap sent to device
* firmware now replies CMD_FAILURE on bad things
@@ -52,9 +54,9 @@
* Fixed bug with port->minor that was found by Al Borchers
*
* (07/04/2000) gkh
- * Added support for port settings. Baud rate can now be changed. Line signals
- * are not transferred to and from the tty layer yet, but things seem to be
- * working well now.
+ * Added support for port settings. Baud rate can now be changed. Line
+ * signals are not transferred to and from the tty layer yet, but things
+ * seem to be working well now.
*
* (05/04/2000) gkh
* First cut at open and close commands. Data can flow through the ports at
@@ -62,7 +64,7 @@
*
* (03/26/2000) gkh
* Split driver up into device specific pieces.
- *
+ *
*/
#include <linux/kernel.h>
@@ -75,14 +77,14 @@
#include <linux/module.h>
#include <linux/spinlock.h>
#include <linux/mutex.h>
-#include <asm/uaccess.h>
+#include <linux/uaccess.h>
#include <asm/termbits.h>
#include <linux/usb.h>
#include <linux/serial_reg.h>
#include <linux/serial.h>
#include <linux/usb/serial.h>
-#include "whiteheat_fw.h" /* firmware for the ConnectTech WhiteHEAT device */
-#include "whiteheat.h" /* WhiteHEAT specific commands */
+#include "whiteheat_fw.h" /* firmware for the ConnectTech WhiteHEAT */
+#include "whiteheat.h" /* WhiteHEAT specific commands */
static int debug;
@@ -124,7 +126,7 @@ static struct usb_device_id id_table_combined [] = {
{ } /* Terminating entry */
};
-MODULE_DEVICE_TABLE (usb, id_table_combined);
+MODULE_DEVICE_TABLE(usb, id_table_combined);
static struct usb_driver whiteheat_driver = {
.name = "whiteheat",
@@ -135,26 +137,34 @@ static struct usb_driver whiteheat_driver = {
};
/* function prototypes for the Connect Tech WhiteHEAT prerenumeration device */
-static int whiteheat_firmware_download (struct usb_serial *serial, const struct usb_device_id *id);
-static int whiteheat_firmware_attach (struct usb_serial *serial);
+static int whiteheat_firmware_download(struct usb_serial *serial,
+ const struct usb_device_id *id);
+static int whiteheat_firmware_attach(struct usb_serial *serial);
/* function prototypes for the Connect Tech WhiteHEAT serial converter */
-static int whiteheat_attach (struct usb_serial *serial);
-static void whiteheat_shutdown (struct usb_serial *serial);
-static int whiteheat_open (struct tty_struct *tty, struct usb_serial_port *port, struct file *filp);
-static void whiteheat_close (struct tty_struct *tty, struct usb_serial_port *port, struct file *filp);
-static int whiteheat_write (struct tty_struct *tty, struct usb_serial_port *port, const unsigned char *buf, int count);
-static int whiteheat_write_room (struct tty_struct *tty);
-static int whiteheat_ioctl (struct tty_struct *tty, struct file * file, unsigned int cmd, unsigned long arg);
-static void whiteheat_set_termios (struct tty_struct *tty, struct usb_serial_port *port, struct ktermios * old);
-static int whiteheat_tiocmget (struct tty_struct *tty, struct file *file);
-static int whiteheat_tiocmset (struct tty_struct *tty, struct file *file, unsigned int set, unsigned int clear);
-static void whiteheat_break_ctl (struct tty_struct *tty, int break_state);
-static int whiteheat_chars_in_buffer (struct tty_struct *tty);
-static void whiteheat_throttle (struct tty_struct *tty);
-static void whiteheat_unthrottle (struct tty_struct *tty);
-static void whiteheat_read_callback (struct urb *urb);
-static void whiteheat_write_callback (struct urb *urb);
+static int whiteheat_attach(struct usb_serial *serial);
+static void whiteheat_shutdown(struct usb_serial *serial);
+static int whiteheat_open(struct tty_struct *tty,
+ struct usb_serial_port *port, struct file *filp);
+static void whiteheat_close(struct tty_struct *tty,
+ struct usb_serial_port *port, struct file *filp);
+static int whiteheat_write(struct tty_struct *tty,
+ struct usb_serial_port *port,
+ const unsigned char *buf, int count);
+static int whiteheat_write_room(struct tty_struct *tty);
+static int whiteheat_ioctl(struct tty_struct *tty, struct file *file,
+ unsigned int cmd, unsigned long arg);
+static void whiteheat_set_termios(struct tty_struct *tty,
+ struct usb_serial_port *port, struct ktermios *old);
+static int whiteheat_tiocmget(struct tty_struct *tty, struct file *file);
+static int whiteheat_tiocmset(struct tty_struct *tty, struct file *file,
+ unsigned int set, unsigned int clear);
+static void whiteheat_break_ctl(struct tty_struct *tty, int break_state);
+static int whiteheat_chars_in_buffer(struct tty_struct *tty);
+static void whiteheat_throttle(struct tty_struct *tty);
+static void whiteheat_unthrottle(struct tty_struct *tty);
+static void whiteheat_read_callback(struct urb *urb);
+static void whiteheat_write_callback(struct urb *urb);
static struct usb_serial_driver whiteheat_fake_device = {
.driver = {
@@ -201,7 +211,9 @@ struct whiteheat_command_private {
struct mutex mutex;
__u8 port_running;
__u8 command_finished;
- wait_queue_head_t wait_command; /* for handling sleeping while waiting for a command to finish */
+ wait_queue_head_t wait_command; /* for handling sleeping whilst
+ waiting for a command to
+ finish */
__u8 result_buffer[64];
};
@@ -238,11 +250,13 @@ static void command_port_write_callback(struct urb *urb);
static void command_port_read_callback(struct urb *urb);
static int start_port_read(struct usb_serial_port *port);
-static struct whiteheat_urb_wrap *urb_to_wrap(struct urb *urb, struct list_head *head);
+static struct whiteheat_urb_wrap *urb_to_wrap(struct urb *urb,
+ struct list_head *head);
static struct list_head *list_first(struct list_head *head);
static void rx_data_softint(struct work_struct *work);
-static int firm_send_command(struct usb_serial_port *port, __u8 command, __u8 *data, __u8 datasize);
+static int firm_send_command(struct usb_serial_port *port, __u8 command,
+ __u8 *data, __u8 datasize);
static int firm_open(struct usb_serial_port *port);
static int firm_close(struct usb_serial_port *port);
static int firm_setup_port(struct tty_struct *tty);
@@ -277,65 +291,67 @@ static int firm_report_tx_done(struct usb_serial_port *port);
- device renumerated itself and comes up as new device id with all
firmware download completed.
*/
-static int whiteheat_firmware_download (struct usb_serial *serial, const struct usb_device_id *id)
+static int whiteheat_firmware_download(struct usb_serial *serial,
+ const struct usb_device_id *id)
{
int response;
const struct whiteheat_hex_record *record;
-
+
dbg("%s", __func__);
-
- response = ezusb_set_reset (serial, 1);
+
+ response = ezusb_set_reset(serial, 1);
record = &whiteheat_loader[0];
while (record->address != 0xffff) {
- response = ezusb_writememory (serial, record->address,
- (unsigned char *)record->data, record->data_size, 0xa0);
+ response = ezusb_writememory(serial, record->address,
+ (unsigned char *)record->data,
+ record->data_size, 0xa0);
if (response < 0) {
err("%s - ezusb_writememory failed for loader (%d %04X %p %d)",
- __func__, response, record->address, record->data, record->data_size);
+ __func__, response, record->address,
+ record->data, record->data_size);
break;
}
++record;
}
- response = ezusb_set_reset (serial, 0);
+ response = ezusb_set_reset(serial, 0);
record = &whiteheat_firmware[0];
- while (record->address < 0x1b40) {
+ while (record->address < 0x1b40)
++record;
- }
while (record->address != 0xffff) {
- response = ezusb_writememory (serial, record->address,
- (unsigned char *)record->data, record->data_size, 0xa3);
+ response = ezusb_writememory(serial, record->address,
+ (unsigned char *)record->data, record->data_size, 0xa3);
if (response < 0) {
- err("%s - ezusb_writememory failed for first firmware step (%d %04X %p %d)",
- __func__, response, record->address, record->data, record->data_size);
+ err("%s - ezusb_writememory failed for first firmware step (%d %04X %p %d)",
+ __func__, response, record->address,
+ record->data, record->data_size);
break;
}
++record;
}
-
- response = ezusb_set_reset (serial, 1);
+
+ response = ezusb_set_reset(serial, 1);
record = &whiteheat_firmware[0];
while (record->address < 0x1b40) {
- response = ezusb_writememory (serial, record->address,
- (unsigned char *)record->data, record->data_size, 0xa0);
+ response = ezusb_writememory(serial, record->address,
+ (unsigned char *)record->data, record->data_size, 0xa0);
if (response < 0) {
- err("%s - ezusb_writememory failed for second firmware step (%d %04X %p %d)",
- __func__, response, record->address, record->data, record->data_size);
+ err("%s - ezusb_writememory failed for second firmware step (%d %04X %p %d)",
+ __func__, response, record->address,
+ record->data, record->data_size);
break;
}
++record;
}
-
- response = ezusb_set_reset (serial, 0);
-
+ ezusb_set_reset(serial, 0);
return 0;
}
-static int whiteheat_firmware_attach (struct usb_serial *serial)
+static int whiteheat_firmware_attach(struct usb_serial *serial)
{
/* We want this device to fail to have a driver assigned to it */
return 1;
@@ -345,7 +361,7 @@ static int whiteheat_firmware_attach (struct usb_serial *serial)
/*****************************************************************************
* Connect Tech's White Heat serial driver functions
*****************************************************************************/
-static int whiteheat_attach (struct usb_serial *serial)
+static int whiteheat_attach(struct usb_serial *serial)
{
struct usb_serial_port *command_port;
struct whiteheat_command_private *command_info;
@@ -366,43 +382,52 @@ static int whiteheat_attach (struct usb_serial *serial)
command_port = serial->port[COMMAND_PORT];
- pipe = usb_sndbulkpipe (serial->dev, command_port->bulk_out_endpointAddress);
+ pipe = usb_sndbulkpipe(serial->dev,
+ command_port->bulk_out_endpointAddress);
command = kmalloc(2, GFP_KERNEL);
if (!command)
goto no_command_buffer;
command[0] = WHITEHEAT_GET_HW_INFO;
command[1] = 0;
-
+
result = kmalloc(sizeof(*hw_info) + 1, GFP_KERNEL);
if (!result)
goto no_result_buffer;
/*
* When the module is reloaded the firmware is still there and
* the endpoints are still in the usb core unchanged. This is the
- * unlinking bug in disguise. Same for the call below.
- */
+ * unlinking bug in disguise. Same for the call below.
+ */
usb_clear_halt(serial->dev, pipe);
- ret = usb_bulk_msg (serial->dev, pipe, command, 2, &alen, COMMAND_TIMEOUT_MS);
+ ret = usb_bulk_msg(serial->dev, pipe, command, 2,
+ &alen, COMMAND_TIMEOUT_MS);
if (ret) {
- err("%s: Couldn't send command [%d]", serial->type->description, ret);
+ err("%s: Couldn't send command [%d]",
+ serial->type->description, ret);
goto no_firmware;
} else if (alen != 2) {
- err("%s: Send command incomplete [%d]", serial->type->description, alen);
+ err("%s: Send command incomplete [%d]",
+ serial->type->description, alen);
goto no_firmware;
}
- pipe = usb_rcvbulkpipe (serial->dev, command_port->bulk_in_endpointAddress);
+ pipe = usb_rcvbulkpipe(serial->dev,
+ command_port->bulk_in_endpointAddress);
/* See the comment on the usb_clear_halt() above */
usb_clear_halt(serial->dev, pipe);
- ret = usb_bulk_msg (serial->dev, pipe, result, sizeof(*hw_info) + 1, &alen, COMMAND_TIMEOUT_MS);
+ ret = usb_bulk_msg(serial->dev, pipe, result,
+ sizeof(*hw_info) + 1, &alen, COMMAND_TIMEOUT_MS);
if (ret) {
- err("%s: Couldn't get results [%d]", serial->type->description, ret);
+ err("%s: Couldn't get results [%d]",
+ serial->type->description, ret);
goto no_firmware;
} else if (alen != sizeof(*hw_info) + 1) {
- err("%s: Get results incomplete [%d]", serial->type->description, alen);
+ err("%s: Get results incomplete [%d]",
+ serial->type->description, alen);
goto no_firmware;
} else if (result[0] != command[0]) {
- err("%s: Command failed [%d]", serial->type->description, result[0]);
+ err("%s: Command failed [%d]",
+ serial->type->description, result[0]);
goto no_firmware;
}
@@ -416,7 +441,8 @@ static int whiteheat_attach (struct usb_serial *serial)
info = kmalloc(sizeof(struct whiteheat_private), GFP_KERNEL);
if (info == NULL) {
- err("%s: Out of memory for port structures\n", serial->type->description);
+ err("%s: Out of memory for port structures\n",
+ serial->type->description);
goto no_private;
}
@@ -486,9 +512,11 @@ static int whiteheat_attach (struct usb_serial *serial)
usb_set_serial_port_data(port, info);
}
- command_info = kmalloc(sizeof(struct whiteheat_command_private), GFP_KERNEL);
+ command_info = kmalloc(sizeof(struct whiteheat_command_private),
+ GFP_KERNEL);
if (command_info == NULL) {
- err("%s: Out of memory for port structures\n", serial->type->description);
+ err("%s: Out of memory for port structures\n",
+ serial->type->description);
goto no_command_private;
}
@@ -505,9 +533,12 @@ static int whiteheat_attach (struct usb_serial *serial)
no_firmware:
/* Firmware likely not running */
- err("%s: Unable to retrieve firmware version, try replugging\n", serial->type->description);
- err("%s: If the firmware is not running (status led not blinking)\n", serial->type->description);
- err("%s: please contact support@...necttech.com\n", serial->type->description);
+ err("%s: Unable to retrieve firmware version, try replugging\n",
+ serial->type->description);
+ err("%s: If the firmware is not running (status led not blinking)\n",
+ serial->type->description);
+ err("%s: please contact support@...necttech.com\n",
+ serial->type->description);
kfree(result);
return -ENODEV;
@@ -550,7 +581,7 @@ no_command_buffer:
}
-static void whiteheat_shutdown (struct usb_serial *serial)
+static void whiteheat_shutdown(struct usb_serial *serial)
{
struct usb_serial_port *command_port;
struct usb_serial_port *port;
@@ -565,7 +596,7 @@ static void whiteheat_shutdown (struct usb_serial *serial)
/* free up our private data for our command port */
command_port = serial->port[COMMAND_PORT];
- kfree (usb_get_serial_port_data(command_port));
+ kfree(usb_get_serial_port_data(command_port));
for (i = 0; i < serial->num_ports; i++) {
port = serial->port[i];
@@ -592,8 +623,7 @@ static void whiteheat_shutdown (struct usb_serial *serial)
return;
}
-
-static int whiteheat_open (struct tty_struct *tty,
+static int whiteheat_open(struct tty_struct *tty,
struct usb_serial_port *port, struct file *filp)
{
int retval = 0;
@@ -635,7 +665,8 @@ static int whiteheat_open (struct tty_struct *tty,
/* Start reading from the device */
retval = start_port_read(port);
if (retval) {
- err("%s - failed submitting read urb, error %d", __func__, retval);
+ err("%s - failed submitting read urb, error %d",
+ __func__, retval);
firm_close(port);
stop_command_port(port->serial);
goto exit;
@@ -648,7 +679,7 @@ exit:
static void whiteheat_close(struct tty_struct *tty,
- struct usb_serial_port *port, struct file * filp)
+ struct usb_serial_port *port, struct file *filp)
{
struct whiteheat_private *info = usb_get_serial_port_data(port);
struct whiteheat_urb_wrap *wrap;
@@ -749,16 +780,19 @@ static int whiteheat_write(struct tty_struct *tty,
wrap = list_entry(tmp, struct whiteheat_urb_wrap, list);
urb = wrap->urb;
- bytes = (count > port->bulk_out_size) ? port->bulk_out_size : count;
- memcpy (urb->transfer_buffer, buf + sent, bytes);
+ bytes = (count > port->bulk_out_size) ?
+ port->bulk_out_size : count;
+ memcpy(urb->transfer_buffer, buf + sent, bytes);
- usb_serial_debug_data(debug, &port->dev, __func__, bytes, urb->transfer_buffer);
+ usb_serial_debug_data(debug, &port->dev,
+ __func__, bytes, urb->transfer_buffer);
urb->dev = serial->dev;
urb->transfer_buffer_length = bytes;
result = usb_submit_urb(urb, GFP_ATOMIC);
if (result) {
- err("%s - failed submitting write urb, error %d", __func__, result);
+ err("%s - failed submitting write urb, error %d",
+ __func__, result);
sent = result;
spin_lock_irqsave(&info->lock, flags);
list_add(tmp, &info->tx_urbs_free);
@@ -776,7 +810,6 @@ static int whiteheat_write(struct tty_struct *tty,
return sent;
}
-
static int whiteheat_write_room(struct tty_struct *tty)
{
struct usb_serial_port *port = tty->driver_data;
@@ -786,7 +819,7 @@ static int whiteheat_write_room(struct tty_struct *tty)
unsigned long flags;
dbg("%s - port %d", __func__, port->number);
-
+
spin_lock_irqsave(&info->lock, flags);
list_for_each(tmp, &info->tx_urbs_free)
room++;
@@ -797,8 +830,7 @@ static int whiteheat_write_room(struct tty_struct *tty)
return (room);
}
-
-static int whiteheat_tiocmget (struct tty_struct *tty, struct file *file)
+static int whiteheat_tiocmget(struct tty_struct *tty, struct file *file)
{
struct usb_serial_port *port = tty->driver_data;
struct whiteheat_private *info = usb_get_serial_port_data(port);
@@ -815,8 +847,7 @@ static int whiteheat_tiocmget (struct tty_struct *tty, struct file *file)
return modem_signals;
}
-
-static int whiteheat_tiocmset (struct tty_struct *tty, struct file *file,
+static int whiteheat_tiocmset(struct tty_struct *tty, struct file *file,
unsigned int set, unsigned int clear)
{
struct usb_serial_port *port = tty->driver_data;
@@ -840,7 +871,8 @@ static int whiteheat_tiocmset (struct tty_struct *tty, struct file *file,
}
-static int whiteheat_ioctl (struct tty_struct *tty, struct file * file, unsigned int cmd, unsigned long arg)
+static int whiteheat_ioctl(struct tty_struct *tty, struct file *file,
+ unsigned int cmd, unsigned long arg)
{
struct usb_serial_port *port = tty->driver_data;
struct serial_struct serstruct;
@@ -849,50 +881,38 @@ static int whiteheat_ioctl (struct tty_struct *tty, struct file * file, unsigned
dbg("%s - port %d, cmd 0x%.4x", __func__, port->number, cmd);
switch (cmd) {
- case TIOCGSERIAL:
- memset(&serstruct, 0, sizeof(serstruct));
- serstruct.type = PORT_16654;
- serstruct.line = port->serial->minor;
- serstruct.port = port->number;
- serstruct.flags = ASYNC_SKIP_TEST | ASYNC_AUTO_IRQ;
- serstruct.xmit_fifo_size = port->bulk_out_size;
- serstruct.custom_divisor = 0;
- serstruct.baud_base = 460800;
- serstruct.close_delay = CLOSING_DELAY;
- serstruct.closing_wait = CLOSING_DELAY;
-
- if (copy_to_user(user_arg, &serstruct, sizeof(serstruct)))
- return -EFAULT;
-
- break;
-
- case TIOCSSERIAL:
- if (copy_from_user(&serstruct, user_arg, sizeof(serstruct)))
- return -EFAULT;
-
- /*
- * For now this is ignored. dip sets the ASYNC_[V]HI flags
- * but this isn't used by us at all. Maybe someone somewhere
- * will need the custom_divisor setting.
- */
-
- break;
-
- default:
- break;
+ case TIOCGSERIAL:
+ memset(&serstruct, 0, sizeof(serstruct));
+ serstruct.type = PORT_16654;
+ serstruct.line = port->serial->minor;
+ serstruct.port = port->number;
+ serstruct.flags = ASYNC_SKIP_TEST | ASYNC_AUTO_IRQ;
+ serstruct.xmit_fifo_size = port->bulk_out_size;
+ serstruct.custom_divisor = 0;
+ serstruct.baud_base = 460800;
+ serstruct.close_delay = CLOSING_DELAY;
+ serstruct.closing_wait = CLOSING_DELAY;
+
+ if (copy_to_user(user_arg, &serstruct, sizeof(serstruct)))
+ return -EFAULT;
+ break;
+ default:
+ break;
}
return -ENOIOCTLCMD;
}
-static void whiteheat_set_termios(struct tty_struct *tty, struct usb_serial_port *port, struct ktermios *old_termios)
+static void whiteheat_set_termios(struct tty_struct *tty,
+ struct usb_serial_port *port, struct ktermios *old_termios)
{
+ /* FIXME */
firm_setup_port(tty);
}
-
-static void whiteheat_break_ctl(struct tty_struct *tty, int break_state) {
+static void whiteheat_break_ctl(struct tty_struct *tty, int break_state)
+{
struct usb_serial_port *port = tty->driver_data;
firm_set_break(port, break_state);
}
@@ -916,12 +936,12 @@ static int whiteheat_chars_in_buffer(struct tty_struct *tty)
}
spin_unlock_irqrestore(&info->lock, flags);
- dbg ("%s - returns %d", __func__, chars);
+ dbg("%s - returns %d", __func__, chars);
return chars;
}
-static void whiteheat_throttle (struct tty_struct *tty)
+static void whiteheat_throttle(struct tty_struct *tty)
{
struct usb_serial_port *port = tty->driver_data;
struct whiteheat_private *info = usb_get_serial_port_data(port);
@@ -937,7 +957,7 @@ static void whiteheat_throttle (struct tty_struct *tty)
}
-static void whiteheat_unthrottle (struct tty_struct *tty)
+static void whiteheat_unthrottle(struct tty_struct *tty)
{
struct usb_serial_port *port = tty->driver_data;
struct whiteheat_private *info = usb_get_serial_port_data(port);
@@ -986,7 +1006,7 @@ static void command_port_read_callback(struct urb *urb)
command_info = usb_get_serial_port_data(command_port);
if (!command_info) {
- dbg ("%s - command_info is NULL, exiting.", __func__);
+ dbg("%s - command_info is NULL, exiting.", __func__);
return;
}
if (status) {
@@ -997,7 +1017,8 @@ static void command_port_read_callback(struct urb *urb)
return;
}
- usb_serial_debug_data(debug, &command_port->dev, __func__, urb->actual_length, data);
+ usb_serial_debug_data(debug, &command_port->dev,
+ __func__, urb->actual_length, data);
if (data[0] == WHITEHEAT_CMD_COMPLETE) {
command_info->command_finished = WHITEHEAT_CMD_COMPLETE;
@@ -1006,21 +1027,23 @@ static void command_port_read_callback(struct urb *urb)
command_info->command_finished = WHITEHEAT_CMD_FAILURE;
wake_up(&command_info->wait_command);
} else if (data[0] == WHITEHEAT_EVENT) {
- /* These are unsolicited reports from the firmware, hence no waiting command to wakeup */
+ /* These are unsolicited reports from the firmware, hence no
+ waiting command to wakeup */
dbg("%s - event received", __func__);
} else if (data[0] == WHITEHEAT_GET_DTR_RTS) {
- memcpy(command_info->result_buffer, &data[1], urb->actual_length - 1);
+ memcpy(command_info->result_buffer, &data[1],
+ urb->actual_length - 1);
command_info->command_finished = WHITEHEAT_CMD_COMPLETE;
wake_up(&command_info->wait_command);
- } else {
+ } else
dbg("%s - bad reply from firmware", __func__);
- }
-
+
/* Continue trying to always read */
command_port->read_urb->dev = command_port->serial->dev;
result = usb_submit_urb(command_port->read_urb, GFP_ATOMIC);
if (result)
- dbg("%s - failed resubmitting read urb, error %d", __func__, result);
+ dbg("%s - failed resubmitting read urb, error %d",
+ __func__, result);
}
@@ -1053,7 +1076,8 @@ static void whiteheat_read_callback(struct urb *urb)
return;
}
- usb_serial_debug_data(debug, &port->dev, __func__, urb->actual_length, data);
+ usb_serial_debug_data(debug, &port->dev,
+ __func__, urb->actual_length, data);
spin_lock(&info->lock);
list_add_tail(&wrap->list, &info->rx_urb_q);
@@ -1100,7 +1124,8 @@ static void whiteheat_write_callback(struct urb *urb)
/*****************************************************************************
* Connect Tech's White Heat firmware interface
*****************************************************************************/
-static int firm_send_command(struct usb_serial_port *port, __u8 command, __u8 *data, __u8 datasize)
+static int firm_send_command(struct usb_serial_port *port, __u8 command,
+ __u8 *data, __u8 datasize)
{
struct usb_serial_port *command_port;
struct whiteheat_command_private *command_info;
@@ -1115,13 +1140,13 @@ static int firm_send_command(struct usb_serial_port *port, __u8 command, __u8 *d
command_info = usb_get_serial_port_data(command_port);
mutex_lock(&command_info->mutex);
command_info->command_finished = false;
-
+
transfer_buffer = (__u8 *)command_port->write_urb->transfer_buffer;
transfer_buffer[0] = command;
- memcpy (&transfer_buffer[1], data, datasize);
+ memcpy(&transfer_buffer[1], data, datasize);
command_port->write_urb->transfer_buffer_length = datasize + 1;
command_port->write_urb->dev = port->serial->dev;
- retval = usb_submit_urb (command_port->write_urb, GFP_NOIO);
+ retval = usb_submit_urb(command_port->write_urb, GFP_NOIO);
if (retval) {
dbg("%s - submit urb failed", __func__);
goto exit;
@@ -1148,36 +1173,41 @@ static int firm_send_command(struct usb_serial_port *port, __u8 command, __u8 *d
if (command_info->command_finished == WHITEHEAT_CMD_COMPLETE) {
dbg("%s - command completed.", __func__);
switch (command) {
- case WHITEHEAT_GET_DTR_RTS:
- info = usb_get_serial_port_data(port);
- memcpy(&info->mcr, command_info->result_buffer, sizeof(struct whiteheat_dr_info));
+ case WHITEHEAT_GET_DTR_RTS:
+ info = usb_get_serial_port_data(port);
+ memcpy(&info->mcr, command_info->result_buffer,
+ sizeof(struct whiteheat_dr_info));
break;
}
}
-
exit:
mutex_unlock(&command_info->mutex);
return retval;
}
-static int firm_open(struct usb_serial_port *port) {
+static int firm_open(struct usb_serial_port *port)
+{
struct whiteheat_simple open_command;
open_command.port = port->number - port->serial->minor + 1;
- return firm_send_command(port, WHITEHEAT_OPEN, (__u8 *)&open_command, sizeof(open_command));
+ return firm_send_command(port, WHITEHEAT_OPEN,
+ (__u8 *)&open_command, sizeof(open_command));
}
-static int firm_close(struct usb_serial_port *port) {
+static int firm_close(struct usb_serial_port *port)
+{
struct whiteheat_simple close_command;
close_command.port = port->number - port->serial->minor + 1;
- return firm_send_command(port, WHITEHEAT_CLOSE, (__u8 *)&close_command, sizeof(close_command));
+ return firm_send_command(port, WHITEHEAT_CLOSE,
+ (__u8 *)&close_command, sizeof(close_command));
}
-static int firm_setup_port(struct tty_struct *tty) {
+static int firm_setup_port(struct tty_struct *tty)
+{
struct usb_serial_port *port = tty->driver_data;
struct whiteheat_port_settings port_settings;
unsigned int cflag = tty->termios->c_cflag;
@@ -1186,14 +1216,14 @@ static int firm_setup_port(struct tty_struct *tty) {
/* get the byte size */
switch (cflag & CSIZE) {
- case CS5: port_settings.bits = 5; break;
- case CS6: port_settings.bits = 6; break;
- case CS7: port_settings.bits = 7; break;
- default:
- case CS8: port_settings.bits = 8; break;
+ case CS5: port_settings.bits = 5; break;
+ case CS6: port_settings.bits = 6; break;
+ case CS7: port_settings.bits = 7; break;
+ default:
+ case CS8: port_settings.bits = 8; break;
}
dbg("%s - data bits = %d", __func__, port_settings.bits);
-
+
/* determine the parity */
if (cflag & PARENB)
if (cflag & CMSPAR)
@@ -1219,7 +1249,8 @@ static int firm_setup_port(struct tty_struct *tty) {
/* figure out the flow control settings */
if (cflag & CRTSCTS)
- port_settings.hflow = (WHITEHEAT_HFLOW_CTS | WHITEHEAT_HFLOW_RTS);
+ port_settings.hflow = (WHITEHEAT_HFLOW_CTS |
+ WHITEHEAT_HFLOW_RTS);
else
port_settings.hflow = WHITEHEAT_HFLOW_NONE;
dbg("%s - hardware flow control = %s %s %s %s", __func__,
@@ -1227,17 +1258,18 @@ static int firm_setup_port(struct tty_struct *tty) {
(port_settings.hflow & WHITEHEAT_HFLOW_RTS) ? "RTS" : "",
(port_settings.hflow & WHITEHEAT_HFLOW_DSR) ? "DSR" : "",
(port_settings.hflow & WHITEHEAT_HFLOW_DTR) ? "DTR" : "");
-
+
/* determine software flow control */
if (I_IXOFF(tty))
port_settings.sflow = WHITEHEAT_SFLOW_RXTX;
else
port_settings.sflow = WHITEHEAT_SFLOW_NONE;
dbg("%s - software flow control = %c", __func__, port_settings.sflow);
-
+
port_settings.xon = START_CHAR(tty);
port_settings.xoff = STOP_CHAR(tty);
- dbg("%s - XON = %2x, XOFF = %2x", __func__, port_settings.xon, port_settings.xoff);
+ dbg("%s - XON = %2x, XOFF = %2x",
+ __func__, port_settings.xon, port_settings.xoff);
/* get the baud rate wanted */
port_settings.baud = tty_get_baud_rate(tty);
@@ -1247,61 +1279,74 @@ static int firm_setup_port(struct tty_struct *tty) {
tty_encode_baud_rate(tty, port_settings.baud, port_settings.baud);
/* handle any settings that aren't specified in the tty structure */
port_settings.lloop = 0;
-
+
/* now send the message to the device */
- return firm_send_command(port, WHITEHEAT_SETUP_PORT, (__u8 *)&port_settings, sizeof(port_settings));
+ return firm_send_command(port, WHITEHEAT_SETUP_PORT,
+ (__u8 *)&port_settings, sizeof(port_settings));
}
-static int firm_set_rts(struct usb_serial_port *port, __u8 onoff) {
+static int firm_set_rts(struct usb_serial_port *port, __u8 onoff)
+{
struct whiteheat_set_rdb rts_command;
rts_command.port = port->number - port->serial->minor + 1;
rts_command.state = onoff;
- return firm_send_command(port, WHITEHEAT_SET_RTS, (__u8 *)&rts_command, sizeof(rts_command));
+ return firm_send_command(port, WHITEHEAT_SET_RTS,
+ (__u8 *)&rts_command, sizeof(rts_command));
}
-static int firm_set_dtr(struct usb_serial_port *port, __u8 onoff) {
+static int firm_set_dtr(struct usb_serial_port *port, __u8 onoff)
+{
struct whiteheat_set_rdb dtr_command;
dtr_command.port = port->number - port->serial->minor + 1;
dtr_command.state = onoff;
- return firm_send_command(port, WHITEHEAT_SET_RTS, (__u8 *)&dtr_command, sizeof(dtr_command));
+ return firm_send_command(port, WHITEHEAT_SET_RTS,
+ (__u8 *)&dtr_command, sizeof(dtr_command));
}
-static int firm_set_break(struct usb_serial_port *port, __u8 onoff) {
+static int firm_set_break(struct usb_serial_port *port, __u8 onoff)
+{
struct whiteheat_set_rdb break_command;
break_command.port = port->number - port->serial->minor + 1;
break_command.state = onoff;
- return firm_send_command(port, WHITEHEAT_SET_RTS, (__u8 *)&break_command, sizeof(break_command));
+ return firm_send_command(port, WHITEHEAT_SET_RTS,
+ (__u8 *)&break_command, sizeof(break_command));
}
-static int firm_purge(struct usb_serial_port *port, __u8 rxtx) {
+static int firm_purge(struct usb_serial_port *port, __u8 rxtx)
+{
struct whiteheat_purge purge_command;
purge_command.port = port->number - port->serial->minor + 1;
purge_command.what = rxtx;
- return firm_send_command(port, WHITEHEAT_PURGE, (__u8 *)&purge_command, sizeof(purge_command));
+ return firm_send_command(port, WHITEHEAT_PURGE,
+ (__u8 *)&purge_command, sizeof(purge_command));
}
-static int firm_get_dtr_rts(struct usb_serial_port *port) {
+static int firm_get_dtr_rts(struct usb_serial_port *port)
+{
struct whiteheat_simple get_dr_command;
get_dr_command.port = port->number - port->serial->minor + 1;
- return firm_send_command(port, WHITEHEAT_GET_DTR_RTS, (__u8 *)&get_dr_command, sizeof(get_dr_command));
+ return firm_send_command(port, WHITEHEAT_GET_DTR_RTS,
+ (__u8 *)&get_dr_command, sizeof(get_dr_command));
}
-static int firm_report_tx_done(struct usb_serial_port *port) {
+static int firm_report_tx_done(struct usb_serial_port *port)
+{
struct whiteheat_simple close_command;
close_command.port = port->number - port->serial->minor + 1;
- return firm_send_command(port, WHITEHEAT_REPORT_TX_DONE, (__u8 *)&close_command, sizeof(close_command));
+ return firm_send_command(port, WHITEHEAT_REPORT_TX_DONE,
+ (__u8 *)&close_command, sizeof(close_command));
}
@@ -1313,7 +1358,7 @@ static int start_command_port(struct usb_serial *serial)
struct usb_serial_port *command_port;
struct whiteheat_command_private *command_info;
int retval = 0;
-
+
command_port = serial->port[COMMAND_PORT];
command_info = usb_get_serial_port_data(command_port);
mutex_lock(&command_info->mutex);
@@ -1324,7 +1369,8 @@ static int start_command_port(struct usb_serial *serial)
command_port->read_urb->dev = serial->dev;
retval = usb_submit_urb(command_port->read_urb, GFP_KERNEL);
if (retval) {
- err("%s - failed submitting read urb, error %d", __func__, retval);
+ err("%s - failed submitting read urb, error %d",
+ __func__, retval);
goto exit;
}
}
@@ -1394,7 +1440,8 @@ static int start_port_read(struct usb_serial_port *port)
}
-static struct whiteheat_urb_wrap *urb_to_wrap(struct urb* urb, struct list_head *head)
+static struct whiteheat_urb_wrap *urb_to_wrap(struct urb *urb,
+ struct list_head *head)
{
struct whiteheat_urb_wrap *wrap;
struct list_head *tmp;
@@ -1443,7 +1490,8 @@ static void rx_data_softint(struct work_struct *work)
urb = wrap->urb;
if (tty && urb->actual_length) {
- int len = tty_buffer_request_room(tty, urb->actual_length);
+ int len = tty_buffer_request_room(tty,
+ urb->actual_length);
/* This stuff can go away now I suspect */
if (unlikely(len < urb->actual_length)) {
spin_lock_irqsave(&info->lock, flags);
@@ -1460,7 +1508,8 @@ static void rx_data_softint(struct work_struct *work)
urb->dev = port->serial->dev;
result = usb_submit_urb(urb, GFP_ATOMIC);
if (result) {
- err("%s - failed resubmitting read urb, error %d", __func__, result);
+ err("%s - failed resubmitting read urb, error %d",
+ __func__, result);
spin_lock_irqsave(&info->lock, flags);
list_add(tmp, &info->rx_urbs_free);
continue;
@@ -1479,7 +1528,7 @@ static void rx_data_softint(struct work_struct *work)
/*****************************************************************************
* Connect Tech's White Heat module functions
*****************************************************************************/
-static int __init whiteheat_init (void)
+static int __init whiteheat_init(void)
{
int retval;
retval = usb_serial_register(&whiteheat_fake_device);
@@ -1502,19 +1551,19 @@ failed_fake_register:
}
-static void __exit whiteheat_exit (void)
+static void __exit whiteheat_exit(void)
{
- usb_deregister (&whiteheat_driver);
- usb_serial_deregister (&whiteheat_fake_device);
- usb_serial_deregister (&whiteheat_device);
+ usb_deregister(&whiteheat_driver);
+ usb_serial_deregister(&whiteheat_fake_device);
+ usb_serial_deregister(&whiteheat_device);
}
module_init(whiteheat_init);
module_exit(whiteheat_exit);
-MODULE_AUTHOR( DRIVER_AUTHOR );
-MODULE_DESCRIPTION( DRIVER_DESC );
+MODULE_AUTHOR(DRIVER_AUTHOR);
+MODULE_DESCRIPTION(DRIVER_DESC);
MODULE_LICENSE("GPL");
module_param(urb_pool_size, int, 0);
diff --git a/drivers/usb/serial/whiteheat.h b/drivers/usb/serial/whiteheat.h
index f160797..38065df 100644
--- a/drivers/usb/serial/whiteheat.h
+++ b/drivers/usb/serial/whiteheat.h
@@ -2,7 +2,7 @@
* USB ConnectTech WhiteHEAT driver
*
* Copyright (C) 2002
- * Connect Tech Inc.
+ * Connect Tech Inc.
*
* Copyright (C) 1999, 2000
* Greg Kroah-Hartman (greg@...ah.com)
@@ -12,7 +12,8 @@
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
- * See Documentation/usb/usb-serial.txt for more information on using this driver
+ * See Documentation/usb/usb-serial.txt for more information on using this
+ * driver
*
*/
@@ -30,13 +31,16 @@
#define WHITEHEAT_DUMP 7 /* dump memory */
#define WHITEHEAT_STATUS 8 /* get status */
#define WHITEHEAT_PURGE 9 /* clear the UART fifos */
-#define WHITEHEAT_GET_DTR_RTS 10 /* get the state of DTR and RTS for a port */
-#define WHITEHEAT_GET_HW_INFO 11 /* get EEPROM info and hardware ID */
+#define WHITEHEAT_GET_DTR_RTS 10 /* get the state of DTR and RTS
+ for a port */
+#define WHITEHEAT_GET_HW_INFO 11 /* get EEPROM info and
+ hardware ID */
#define WHITEHEAT_REPORT_TX_DONE 12 /* get the next TX done */
#define WHITEHEAT_EVENT 13 /* unsolicited status events */
-#define WHITEHEAT_ECHO 14 /* send data to the indicated IN endpoint */
-#define WHITEHEAT_DO_TEST 15 /* perform the specified test */
-#define WHITEHEAT_CMD_COMPLETE 16 /* reply for certain commands */
+#define WHITEHEAT_ECHO 14 /* send data to the indicated
+ IN endpoint */
+#define WHITEHEAT_DO_TEST 15 /* perform specified test */
+#define WHITEHEAT_CMD_COMPLETE 16 /* reply for some commands */
#define WHITEHEAT_CMD_FAILURE 17 /* reply for failed commands */
@@ -67,20 +71,28 @@ struct whiteheat_simple {
#define WHITEHEAT_PAR_MARK '1' /* mark (force 1) parity */
#define WHITEHEAT_SFLOW_NONE 'n' /* no software flow control */
-#define WHITEHEAT_SFLOW_RX 'r' /* XOFF/ON is sent when RX fills/empties */
-#define WHITEHEAT_SFLOW_TX 't' /* when received XOFF/ON will stop/start TX */
+#define WHITEHEAT_SFLOW_RX 'r' /* XOFF/ON is sent when RX
+ fills/empties */
+#define WHITEHEAT_SFLOW_TX 't' /* when received XOFF/ON will
+ stop/start TX */
#define WHITEHEAT_SFLOW_RXTX 'b' /* both SFLOW_RX and SFLOW_TX */
#define WHITEHEAT_HFLOW_NONE 0x00 /* no hardware flow control */
-#define WHITEHEAT_HFLOW_RTS_TOGGLE 0x01 /* RTS is on during transmit, off otherwise */
-#define WHITEHEAT_HFLOW_DTR 0x02 /* DTR is off/on when RX fills/empties */
-#define WHITEHEAT_HFLOW_CTS 0x08 /* when received CTS off/on will stop/start TX */
-#define WHITEHEAT_HFLOW_DSR 0x10 /* when received DSR off/on will stop/start TX */
-#define WHITEHEAT_HFLOW_RTS 0x80 /* RTS is off/on when RX fills/empties */
+#define WHITEHEAT_HFLOW_RTS_TOGGLE 0x01 /* RTS is on during transmit,
+ off otherwise */
+#define WHITEHEAT_HFLOW_DTR 0x02 /* DTR is off/on when RX
+ fills/empties */
+#define WHITEHEAT_HFLOW_CTS 0x08 /* when received CTS off/on
+ will stop/start TX */
+#define WHITEHEAT_HFLOW_DSR 0x10 /* when received DSR off/on
+ will stop/start TX */
+#define WHITEHEAT_HFLOW_RTS 0x80 /* RTS is off/on when RX
+ fills/empties */
struct whiteheat_port_settings {
__u8 port; /* port number (1 to N) */
- __u32 baud; /* any value 7 - 460800, firmware calculates best fit; arrives little endian */
+ __u32 baud; /* any value 7 - 460800, firmware calculates
+ best fit; arrives little endian */
__u8 bits; /* 5, 6, 7, or 8 */
__u8 stop; /* 1 or 2, default 1 (2 = 1.5 if bits = 5) */
__u8 parity; /* see WHITEHEAT_PAR_* above */
@@ -167,12 +179,14 @@ struct whiteheat_echo {
*/
#define WHITEHEAT_TEST_UART_RW 0x01 /* read/write uart registers */
#define WHITEHEAT_TEST_UART_INTR 0x02 /* uart interrupt */
-#define WHITEHEAT_TEST_SETUP_CONT 0x03 /* setup for PORT_CONT/PORT_DISCONT */
+#define WHITEHEAT_TEST_SETUP_CONT 0x03 /* setup for
+ PORT_CONT/PORT_DISCONT */
#define WHITEHEAT_TEST_PORT_CONT 0x04 /* port connect */
#define WHITEHEAT_TEST_PORT_DISCONT 0x05 /* port disconnect */
#define WHITEHEAT_TEST_UART_CLK_START 0x06 /* uart clock test start */
#define WHITEHEAT_TEST_UART_CLK_STOP 0x07 /* uart clock test stop */
-#define WHITEHEAT_TEST_MODEM_FT 0x08 /* modem signals, requires a loopback cable/connector */
+#define WHITEHEAT_TEST_MODEM_FT 0x08 /* modem signals, requires a
+ loopback cable/connector */
#define WHITEHEAT_TEST_ERASE_EEPROM 0x09 /* erase eeprom */
#define WHITEHEAT_TEST_READ_EEPROM 0x0a /* read eeprom */
#define WHITEHEAT_TEST_PROGRAM_EEPROM 0x0b /* program eeprom */
@@ -198,19 +212,27 @@ struct whiteheat_test {
#define WHITEHEAT_EVENT_CONNECT 0x08 /* connect field is valid */
#define WHITEHEAT_FLOW_NONE 0x00 /* no flow control active */
-#define WHITEHEAT_FLOW_HARD_OUT 0x01 /* TX is stopped by CTS (waiting for CTS to go on) */
-#define WHITEHEAT_FLOW_HARD_IN 0x02 /* remote TX is stopped by RTS */
-#define WHITEHEAT_FLOW_SOFT_OUT 0x04 /* TX is stopped by XOFF received (waiting for XON) */
-#define WHITEHEAT_FLOW_SOFT_IN 0x08 /* remote TX is stopped by XOFF transmitted */
+#define WHITEHEAT_FLOW_HARD_OUT 0x01 /* TX is stopped by CTS
+ (waiting for CTS to go on) */
+#define WHITEHEAT_FLOW_HARD_IN 0x02 /* remote TX is stopped
+ by RTS */
+#define WHITEHEAT_FLOW_SOFT_OUT 0x04 /* TX is stopped by XOFF
+ received (waiting for XON) */
+#define WHITEHEAT_FLOW_SOFT_IN 0x08 /* remote TX is stopped by XOFF
+ transmitted */
#define WHITEHEAT_FLOW_TX_DONE 0x80 /* TX has completed */
struct whiteheat_status_info {
__u8 port; /* port number (1 to N) */
- __u8 event; /* indicates what the current event is, see WHITEHEAT_EVENT_* above */
- __u8 modem; /* modem signal status (copy of uart's MSR register) */
+ __u8 event; /* indicates what the current event is,
+ see WHITEHEAT_EVENT_* above */
+ __u8 modem; /* modem signal status (copy of uart's
+ MSR register) */
__u8 error; /* line status (copy of uart's LSR register) */
- __u8 flow; /* flow control state, see WHITEHEAT_FLOW_* above */
- __u8 connect; /* 0 means not connected, non-zero means connected */
+ __u8 flow; /* flow control state, see WHITEHEAT_FLOW_*
+ above */
+ __u8 connect; /* 0 means not connected, non-zero means
+ connected */
};
@@ -256,7 +278,8 @@ struct whiteheat_hw_info {
struct whiteheat_event_info {
__u8 port; /* port number (1 to N) */
__u8 event; /* see whiteheat_status_info.event */
- __u8 info; /* see whiteheat_status_info.modem, .error, .flow, .connect */
+ __u8 info; /* see whiteheat_status_info.modem, .error,
+ .flow, .connect */
};
@@ -269,7 +292,8 @@ struct whiteheat_event_info {
struct whiteheat_test_info {
__u8 port; /* port number (1 to N) */
- __u8 test; /* indicates which test this is a response for, see WHITEHEAT_DO_TEST above */
+ __u8 test; /* indicates which test this is a response for,
+ see WHITEHEAT_DO_TEST above */
__u8 status; /* see WHITEHEAT_TEST_* above */
__u8 results[32]; /* test-dependent results */
};
--
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