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staging: line6: drop store_effects_setup sysfs attr 

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 20:48:55 +01:00 committed by Greg Kroah-Hartman
parent e6bf11a7a7
commit d249652ac4
1 changed files with 0 additions and 68 deletions
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68
drivers/staging/line6/pod.c
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@ -359,60 +359,6 @@ void line6_pod_transmit_parameter(struct usb_line6_pod *pod, int param,
line6_invalidate_current(&pod->dumpreq);
}
/*
Resolve value to memory location.
*/
static int pod_resolve(const char *buf, short block0, short block1,
unsigned char *location)
{
u8 value;
short block;
int ret;
ret = kstrtou8(buf, 10, &value);
if (ret)
return ret;
block = (value < 0x40) ? block0 : block1;
value &= 0x3f;
location[0] = block >> 7;
location[1] = value | (block & 0x7f);
return 0;
}
/*
Send command to retrieve channel/effects setup/amp setup to PODxt Pro.
*/
static ssize_t pod_send_retrieve_command(struct device *dev, const char *buf,
size_t count, short block0,
short block1)
{
struct usb_interface *interface = to_usb_interface(dev);
struct usb_line6_pod *pod = usb_get_intfdata(interface);
int ret;
int size = 4;
char *sysex = pod_alloc_sysex_buffer(pod, POD_SYSEX_DUMPMEM, size);
if (!sysex)
return 0;
ret = pod_resolve(buf, block0, block1, sysex + SYSEX_DATA_OFS);
if (ret) {
kfree(sysex);
return ret;
}
sysex[SYSEX_DATA_OFS + 2] = 0;
sysex[SYSEX_DATA_OFS + 3] = 0;
line6_dump_started(&pod->dumpreq, POD_DUMP_MEMORY);
if (line6_send_sysex_message(&pod->line6, sysex, size) < size)
line6_dump_finished(&pod->dumpreq);
kfree(sysex);
/* needs some delay here on AMD64 platform */
return count;
}
/*
Identify system parameters related to the tuner.
*/
@ -544,16 +490,6 @@ static ssize_t pod_set_finish(struct device *dev,
return count;
}
/*
"write" request on "store_effects_setup" special file.
*/
static ssize_t pod_set_store_effects_setup(struct device *dev,
struct device_attribute *attr,
const char *buf, size_t count)
{
return pod_send_store_command(dev, buf, count, 0x0080, 0x0080);
}
/*
"read" request on "midi_postprocess" special file.
*/
@ -731,8 +667,6 @@ static DEVICE_ATTR(routing, S_IWUSR | S_IRUGO, pod_get_routing,
pod_set_routing);
static DEVICE_ATTR(serial_number, S_IRUGO, pod_get_serial_number,
line6_nop_write);
static DEVICE_ATTR(store_effects_setup, S_IWUSR, line6_nop_read,
pod_set_store_effects_setup);
static DEVICE_ATTR(tuner_freq, S_IWUSR | S_IRUGO, pod_get_tuner_freq,
pod_set_tuner_freq);
static DEVICE_ATTR(tuner_mute, S_IWUSR | S_IRUGO, pod_get_tuner_mute,
@ -823,7 +757,6 @@ static int pod_create_files2(struct device *dev)
CHECK_RETURN(device_create_file(dev, &dev_attr_midi_postprocess));
CHECK_RETURN(device_create_file(dev, &dev_attr_routing));
CHECK_RETURN(device_create_file(dev, &dev_attr_serial_number));
CHECK_RETURN(device_create_file(dev, &dev_attr_store_effects_setup));
CHECK_RETURN(device_create_file(dev, &dev_attr_tuner_freq));
CHECK_RETURN(device_create_file(dev, &dev_attr_tuner_mute));
CHECK_RETURN(device_create_file(dev, &dev_attr_tuner_note));
@ -951,7 +884,6 @@ void line6_pod_disconnect(struct usb_interface *interface)
device_remove_file(dev, &dev_attr_midi_postprocess);
device_remove_file(dev, &dev_attr_routing);
device_remove_file(dev, &dev_attr_serial_number);
device_remove_file(dev, &dev_attr_store_effects_setup);
device_remove_file(dev, &dev_attr_tuner_freq);
device_remove_file(dev, &dev_attr_tuner_mute);
device_remove_file(dev, &dev_attr_tuner_note);