/*
- * Line6 Linux USB driver - 0.9.0
+ * Line6 Linux USB driver - 0.9.1beta
*
* Copyright (C) 2004-2010 Markus Grabner (grabner@icg.tugraz.at)
*
#include "driver.h"
#include "variax.h"
-
#define VARIAX_SYSEX_CODE 7
#define VARIAX_SYSEX_PARAM 0x3b
#define VARIAX_SYSEX_ACTIVATE 0x2a
#define VARIAX_MODEL_MESSAGE_LENGTH 199
#define VARIAX_OFFSET_ACTIVATE 7
-
/*
This message is sent by the device during initialization and identifies
the connected guitar model.
0x00, 0x00, 0x00, 0xf7
};
-
/* forward declarations: */
static int variax_create_files2(struct device *dev);
static void variax_startup2(unsigned long data);
static void variax_startup4(unsigned long data);
static void variax_startup5(unsigned long data);
-
/*
Decode data transmitted by workbench.
*/
static void variax_startup1(struct usb_line6_variax *variax)
{
- CHECK_STARTUP_PROGRESS(variax->startup_progress, 1);
+ CHECK_STARTUP_PROGRESS(variax->startup_progress, VARIAX_STARTUP_INIT);
/* delay startup procedure: */
- line6_start_timer(&variax->startup_timer, VARIAX_STARTUP_DELAY1, variax_startup2, (unsigned long)variax);
+ line6_start_timer(&variax->startup_timer1, VARIAX_STARTUP_DELAY1,
+ variax_startup2, (unsigned long)variax);
}
static void variax_startup2(unsigned long data)
{
struct usb_line6_variax *variax = (struct usb_line6_variax *)data;
struct usb_line6 *line6 = &variax->line6;
- CHECK_STARTUP_PROGRESS(variax->startup_progress, 2);
+
+ /* schedule another startup procedure until startup is complete: */
+ if (variax->startup_progress >= VARIAX_STARTUP_LAST)
+ return;
+
+ variax->startup_progress = VARIAX_STARTUP_VERSIONREQ;
+ line6_start_timer(&variax->startup_timer1, VARIAX_STARTUP_DELAY1,
+ variax_startup2, (unsigned long)variax);
/* request firmware version: */
line6_version_request_async(line6);
static void variax_startup3(struct usb_line6_variax *variax)
{
- CHECK_STARTUP_PROGRESS(variax->startup_progress, 3);
+ CHECK_STARTUP_PROGRESS(variax->startup_progress, VARIAX_STARTUP_WAIT);
/* delay startup procedure: */
- line6_start_timer(&variax->startup_timer, VARIAX_STARTUP_DELAY3, variax_startup4, (unsigned long)variax);
+ line6_start_timer(&variax->startup_timer2, VARIAX_STARTUP_DELAY3,
+ variax_startup4, (unsigned long)variax);
}
static void variax_startup4(unsigned long data)
{
struct usb_line6_variax *variax = (struct usb_line6_variax *)data;
- CHECK_STARTUP_PROGRESS(variax->startup_progress, 4);
+ CHECK_STARTUP_PROGRESS(variax->startup_progress,
+ VARIAX_STARTUP_ACTIVATE);
/* activate device: */
variax_activate_async(variax, 1);
- line6_start_timer(&variax->startup_timer, VARIAX_STARTUP_DELAY4, variax_startup5, (unsigned long)variax);
+ line6_start_timer(&variax->startup_timer2, VARIAX_STARTUP_DELAY4,
+ variax_startup5, (unsigned long)variax);
}
static void variax_startup5(unsigned long data)
{
struct usb_line6_variax *variax = (struct usb_line6_variax *)data;
- CHECK_STARTUP_PROGRESS(variax->startup_progress, 5);
+ CHECK_STARTUP_PROGRESS(variax->startup_progress,
+ VARIAX_STARTUP_DUMPREQ);
/* current model dump: */
- line6_dump_request_async(&variax->dumpreq, &variax->line6, 0, VARIAX_DUMP_PASS1);
+ line6_dump_request_async(&variax->dumpreq, &variax->line6, 0,
+ VARIAX_DUMP_PASS1);
/* passes 2 and 3 are performed implicitly before entering variax_startup6 */
}
static void variax_startup6(struct usb_line6_variax *variax)
{
- CHECK_STARTUP_PROGRESS(variax->startup_progress, 6);
+ CHECK_STARTUP_PROGRESS(variax->startup_progress,
+ VARIAX_STARTUP_WORKQUEUE);
/* schedule work for global work queue: */
schedule_work(&variax->startup_work);
static void variax_startup7(struct work_struct *work)
{
- struct usb_line6_variax *variax = container_of(work, struct usb_line6_variax, startup_work);
+ struct usb_line6_variax *variax =
+ container_of(work, struct usb_line6_variax, startup_work);
struct usb_line6 *line6 = &variax->line6;
- CHECK_STARTUP_PROGRESS(variax->startup_progress, 7);
+ CHECK_STARTUP_PROGRESS(variax->startup_progress, VARIAX_STARTUP_SETUP);
/* ALSA audio interface: */
line6_register_audio(&variax->line6);
case LINE6_PROGRAM_CHANGE | LINE6_CHANNEL_DEVICE:
case LINE6_PROGRAM_CHANGE | LINE6_CHANNEL_HOST:
variax->model = buf[1];
- line6_dump_request_async(&variax->dumpreq, &variax->line6, 0, VARIAX_DUMP_PASS1);
+ line6_dump_request_async(&variax->dumpreq, &variax->line6, 0,
+ VARIAX_DUMP_PASS1);
break;
case LINE6_RESET:
VARIAX_MODEL_MESSAGE_LENGTH) {
switch (variax->dumpreq.in_progress) {
case VARIAX_DUMP_PASS1:
- variax_decode(buf + VARIAX_MODEL_HEADER_LENGTH, (unsigned char *)&variax->model_data,
- (sizeof(variax->model_data.name) + sizeof(variax->model_data.control) / 2) * 2);
- line6_dump_request_async(&variax->dumpreq, &variax->line6, 1, VARIAX_DUMP_PASS2);
+ variax_decode(buf +
+ VARIAX_MODEL_HEADER_LENGTH,
+ (unsigned char *)
+ &variax->model_data,
+ (sizeof
+ (variax->model_data.
+ name) +
+ sizeof(variax->
+ model_data.
+ control)
+ / 2) * 2);
+ line6_dump_request_async
+ (&variax->dumpreq, &variax->line6,
+ 1, VARIAX_DUMP_PASS2);
break;
case VARIAX_DUMP_PASS2:
/* model name is transmitted twice, so skip it here: */
- variax_decode(buf + VARIAX_MODEL_HEADER_LENGTH,
- (unsigned char *)&variax->model_data.control + sizeof(variax->model_data.control) / 2,
- sizeof(variax->model_data.control) / 2 * 2);
- line6_dump_request_async(&variax->dumpreq, &variax->line6, 2, VARIAX_DUMP_PASS3);
+ variax_decode(buf +
+ VARIAX_MODEL_HEADER_LENGTH,
+ (unsigned char *)
+ &variax->
+ model_data.control +
+ sizeof(variax->model_data.
+ control)
+ / 2,
+ sizeof(variax->model_data.
+ control)
+ / 2 * 2);
+ line6_dump_request_async
+ (&variax->dumpreq, &variax->line6,
+ 2, VARIAX_DUMP_PASS3);
}
} else {
- DEBUG_MESSAGES(dev_err(variax->line6.ifcdev, "illegal length %d of model data\n", variax->line6.message_length));
+ DEBUG_MESSAGES(dev_err
+ (variax->line6.ifcdev,
+ "illegal length %d of model data\n",
+ variax->line6.message_length));
line6_dump_finished(&variax->dumpreq);
}
} else if (memcmp(buf + 1, variax_request_bank + 1,
break;
default:
- DEBUG_MESSAGES(dev_err(variax->line6.ifcdev, "Variax: unknown message %02X\n", buf[0]));
+ DEBUG_MESSAGES(dev_err
+ (variax->line6.ifcdev,
+ "Variax: unknown message %02X\n", buf[0]));
}
}
static ssize_t variax_get_volume(struct device *dev,
struct device_attribute *attr, char *buf)
{
- struct usb_line6_variax *variax = usb_get_intfdata(to_usb_interface(dev));
+ struct usb_line6_variax *variax =
+ usb_get_intfdata(to_usb_interface(dev));
return sprintf(buf, "%d\n", variax->volume);
}
struct device_attribute *attr,
const char *buf, size_t count)
{
- struct usb_line6_variax *variax = usb_get_intfdata(to_usb_interface(dev));
+ struct usb_line6_variax *variax =
+ usb_get_intfdata(to_usb_interface(dev));
unsigned long value;
int ret;
static ssize_t variax_get_model(struct device *dev,
struct device_attribute *attr, char *buf)
{
- struct usb_line6_variax *variax = usb_get_intfdata(to_usb_interface(dev));
+ struct usb_line6_variax *variax =
+ usb_get_intfdata(to_usb_interface(dev));
return sprintf(buf, "%d\n", variax->model);
}
struct device_attribute *attr,
const char *buf, size_t count)
{
- struct usb_line6_variax *variax = usb_get_intfdata(to_usb_interface(dev));
+ struct usb_line6_variax *variax =
+ usb_get_intfdata(to_usb_interface(dev));
unsigned long value;
int ret;
static ssize_t variax_get_active(struct device *dev,
struct device_attribute *attr, char *buf)
{
- struct usb_line6_variax *variax = usb_get_intfdata(to_usb_interface(dev));
- return sprintf(buf, "%d\n", variax->buffer_activate[VARIAX_OFFSET_ACTIVATE]);
+ struct usb_line6_variax *variax =
+ usb_get_intfdata(to_usb_interface(dev));
+ return sprintf(buf, "%d\n",
+ variax->buffer_activate[VARIAX_OFFSET_ACTIVATE]);
}
/*
struct device_attribute *attr,
const char *buf, size_t count)
{
- struct usb_line6_variax *variax = usb_get_intfdata(to_usb_interface(dev));
+ struct usb_line6_variax *variax =
+ usb_get_intfdata(to_usb_interface(dev));
unsigned long value;
int ret;
static ssize_t variax_get_tone(struct device *dev,
struct device_attribute *attr, char *buf)
{
- struct usb_line6_variax *variax = usb_get_intfdata(to_usb_interface(dev));
+ struct usb_line6_variax *variax =
+ usb_get_intfdata(to_usb_interface(dev));
return sprintf(buf, "%d\n", variax->tone);
}
struct device_attribute *attr,
const char *buf, size_t count)
{
- struct usb_line6_variax *variax = usb_get_intfdata(to_usb_interface(dev));
+ struct usb_line6_variax *variax =
+ usb_get_intfdata(to_usb_interface(dev));
unsigned long value;
int ret;
static ssize_t variax_get_name(struct device *dev,
struct device_attribute *attr, char *buf)
{
- struct usb_line6_variax *variax = usb_get_intfdata(to_usb_interface(dev));
+ struct usb_line6_variax *variax =
+ usb_get_intfdata(to_usb_interface(dev));
line6_dump_wait_interruptible(&variax->dumpreq);
return get_string(buf, variax->model_data.name,
sizeof(variax->model_data.name));
static ssize_t variax_get_bank(struct device *dev,
struct device_attribute *attr, char *buf)
{
- struct usb_line6_variax *variax = usb_get_intfdata(to_usb_interface(dev));
+ struct usb_line6_variax *variax =
+ usb_get_intfdata(to_usb_interface(dev));
line6_dump_wait_interruptible(&variax->dumpreq);
return get_string(buf, variax->bank, sizeof(variax->bank));
}
static ssize_t variax_get_dump(struct device *dev,
struct device_attribute *attr, char *buf)
{
- struct usb_line6_variax *variax = usb_get_intfdata(to_usb_interface(dev));
+ struct usb_line6_variax *variax =
+ usb_get_intfdata(to_usb_interface(dev));
int retval;
retval = line6_dump_wait_interruptible(&variax->dumpreq);
if (retval < 0)
static ssize_t variax_get_guitar(struct device *dev,
struct device_attribute *attr, char *buf)
{
- struct usb_line6_variax *variax = usb_get_intfdata(to_usb_interface(dev));
+ struct usb_line6_variax *variax =
+ usb_get_intfdata(to_usb_interface(dev));
return sprintf(buf, "%s\n", variax->guitar);
}
#ifdef CONFIG_LINE6_USB_RAW
-static char *variax_alloc_sysex_buffer(struct usb_line6_variax *variax, int code, int size)
+static char *variax_alloc_sysex_buffer(struct usb_line6_variax *variax,
+ int code, int size)
{
- return line6_alloc_sysex_buffer(&variax->line6, VARIAX_SYSEX_CODE, code, size);
+ return line6_alloc_sysex_buffer(&variax->line6, VARIAX_SYSEX_CODE, code,
+ size);
}
/*
struct device_attribute *attr,
const char *buf, size_t count)
{
- struct usb_line6_variax *variax = usb_get_intfdata(to_usb_interface(dev));
+ struct usb_line6_variax *variax =
+ usb_get_intfdata(to_usb_interface(dev));
int size;
int i;
char *sysex;
#endif
/* Variax workbench special files: */
-static DEVICE_ATTR(model, S_IWUGO | S_IRUGO, variax_get_model, variax_set_model);
-static DEVICE_ATTR(volume, S_IWUGO | S_IRUGO, variax_get_volume, variax_set_volume);
+static DEVICE_ATTR(model, S_IWUGO | S_IRUGO, variax_get_model,
+ variax_set_model);
+static DEVICE_ATTR(volume, S_IWUGO | S_IRUGO, variax_get_volume,
+ variax_set_volume);
static DEVICE_ATTR(tone, S_IWUGO | S_IRUGO, variax_get_tone, variax_set_tone);
static DEVICE_ATTR(name, S_IRUGO, variax_get_name, line6_nop_write);
static DEVICE_ATTR(bank, S_IRUGO, variax_get_bank, line6_nop_write);
static DEVICE_ATTR(dump, S_IRUGO, variax_get_dump, line6_nop_write);
-static DEVICE_ATTR(active, S_IWUGO | S_IRUGO, variax_get_active, variax_set_active);
+static DEVICE_ATTR(active, S_IWUGO | S_IRUGO, variax_get_active,
+ variax_set_active);
static DEVICE_ATTR(guitar, S_IRUGO, variax_get_guitar, line6_nop_write);
#ifdef CONFIG_LINE6_USB_RAW
static DEVICE_ATTR(raw2, S_IWUGO, line6_nop_read, variax_set_raw2);
#endif
-
/*
Variax destructor.
*/
return;
line6_cleanup_audio(line6);
+ del_timer(&variax->startup_timer1);
+ del_timer(&variax->startup_timer2);
+ cancel_work_sync(&variax->startup_work);
+
/* free dump request data: */
line6_dumpreq_destructbuf(&variax->dumpreq, 2);
line6_dumpreq_destructbuf(&variax->dumpreq, 1);
{
int err;
+ init_timer(&variax->startup_timer1);
+ init_timer(&variax->startup_timer2);
+ INIT_WORK(&variax->startup_work, variax_startup7);
+
if ((interface == NULL) || (variax == NULL))
return -ENODEV;
- init_timer(&variax->startup_timer);
- INIT_WORK(&variax->startup_work, variax_startup7);
-
/* initialize USB buffers: */
err = line6_dumpreq_init(&variax->dumpreq, variax_request_model1,
sizeof(variax_request_model1));
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