redonkable/alistair23-linux
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staging: line6: drop variax raw sysfs attrs

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Note that VARIAX_SYSEX_ACTIVATE was never used so drop it along with the
other VARIAX_SYSEX_* constants which are now unused.

Signed-off-by: Stefan Hajnoczi <stefanha@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Stefan Hajnoczi 2012-11-22 20:49:16 +01:00 committed by Greg Kroah-Hartman
parent 52c5505ac5
commit 59ac6936bc
1 changed files with 0 additions and 73 deletions
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73
drivers/staging/line6/variax.c
View file

@ -16,9 +16,6 @@
#include "driver.h"
#include "variax.h"
#define VARIAX_SYSEX_CODE 7
#define VARIAX_SYSEX_PARAM 0x3b
#define VARIAX_SYSEX_ACTIVATE 0x2a
#define VARIAX_MODEL_HEADER_LENGTH 7
#define VARIAX_MODEL_MESSAGE_LENGTH 199
#define VARIAX_OFFSET_ACTIVATE 7
@ -70,7 +67,6 @@ static const char variax_request_model2[] = {
};
/* 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);
@ -187,7 +183,6 @@ static void variax_startup7(struct work_struct *work)
/* device files: */
line6_variax_create_files(0, 0, line6->ifcdev);
variax_create_files2(line6->ifcdev);
}
/*
@ -270,58 +265,6 @@ void line6_variax_process_message(struct usb_line6_variax *variax)
}
}
#ifdef CONFIG_LINE6_USB_RAW
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);
}
/*
"write" request on "raw" special file.
*/
static ssize_t variax_set_raw2(struct device *dev,
struct device_attribute *attr,
const char *buf, size_t count)
{
struct usb_line6_variax *variax =
usb_get_intfdata(to_usb_interface(dev));
int size;
int i;
char *sysex;
count -= count % 3;
size = count * 2;
sysex = variax_alloc_sysex_buffer(variax, VARIAX_SYSEX_PARAM, size);
if (!sysex)
return 0;
for (i = 0; i < count; i += 3) {
const unsigned char *p1 = buf + i;
char *p2 = sysex + SYSEX_DATA_OFS + i * 2;
p2[0] = p1[2] & 0x0f;
p2[1] = p1[2] >> 4;
p2[2] = p1[1] & 0x0f;
p2[3] = p1[1] >> 4;
p2[4] = p1[0] & 0x0f;
p2[5] = p1[0] >> 4;
}
line6_send_sysex_message(&variax->line6, sysex, size);
kfree(sysex);
return count;
}
#endif
#ifdef CONFIG_LINE6_USB_RAW
static DEVICE_ATTR(raw, S_IWUSR, line6_nop_read, line6_set_raw);
static DEVICE_ATTR(raw2, S_IWUSR, line6_nop_read, variax_set_raw2);
#endif
/*
Variax destructor.
*/
@ -345,18 +288,6 @@ static void variax_destruct(struct usb_interface *interface)
kfree(variax->buffer_activate);
}
/*
Create sysfs entries.
*/
static int variax_create_files2(struct device *dev)
{
#ifdef CONFIG_LINE6_USB_RAW
CHECK_RETURN(device_create_file(dev, &dev_attr_raw));
CHECK_RETURN(device_create_file(dev, &dev_attr_raw2));
#endif
return 0;
}
/*
Try to init workbench device.
*/
@ -448,10 +379,6 @@ void line6_variax_disconnect(struct usb_interface *interface)
if (dev != NULL) {
/* remove sysfs entries: */
line6_variax_remove_files(0, 0, dev);
#ifdef CONFIG_LINE6_USB_RAW
device_remove_file(dev, &dev_attr_raw);
device_remove_file(dev, &dev_attr_raw2);
#endif
}
variax_destruct(interface);