diff --git a/drivers/staging/line6/variax.c b/drivers/staging/line6/variax.c index e76255bfeb09..ef78f5ae8a8b 100644 --- a/drivers/staging/line6/variax.c +++ b/drivers/staging/line6/variax.c @@ -200,10 +200,6 @@ void line6_variax_process_message(struct usb_line6_variax *variax) switch (buf[0]) { case LINE6_PARAM_CHANGE | LINE6_CHANNEL_HOST: switch (buf[1]) { - case VARIAXMIDI_volume: - variax->volume = buf[2]; - break; - case VARIAXMIDI_tone: variax->tone = buf[2]; } @@ -298,40 +294,6 @@ void line6_variax_process_message(struct usb_line6_variax *variax) } } -/* - "read" request on "volume" special file. -*/ -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)); - return sprintf(buf, "%d\n", variax->volume); -} - -/* - "write" request on "volume" special file. -*/ -static ssize_t variax_set_volume(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)); - u8 value; - int ret; - - ret = kstrtou8(buf, 10, &value); - if (ret) - return ret; - - if (line6_transmit_parameter(&variax->line6, VARIAXMIDI_volume, - value) == 0) - variax->volume = value; - - return count; -} - /* "read" request on "active" special file. */ @@ -515,8 +477,6 @@ static ssize_t variax_set_raw2(struct device *dev, #endif /* Variax workbench special files: */ -static DEVICE_ATTR(volume, S_IWUSR | S_IRUGO, variax_get_volume, - variax_set_volume); static DEVICE_ATTR(tone, S_IWUSR | 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); @@ -559,7 +519,6 @@ static void variax_destruct(struct usb_interface *interface) static int variax_create_files2(struct device *dev) { int err; - CHECK_RETURN(device_create_file(dev, &dev_attr_volume)); CHECK_RETURN(device_create_file(dev, &dev_attr_tone)); CHECK_RETURN(device_create_file(dev, &dev_attr_name)); CHECK_RETURN(device_create_file(dev, &dev_attr_bank)); @@ -664,7 +623,6 @@ void line6_variax_disconnect(struct usb_interface *interface) if (dev != NULL) { /* remove sysfs entries: */ line6_variax_remove_files(0, 0, dev); - device_remove_file(dev, &dev_attr_volume); device_remove_file(dev, &dev_attr_tone); device_remove_file(dev, &dev_attr_name); device_remove_file(dev, &dev_attr_bank); diff --git a/drivers/staging/line6/variax.h b/drivers/staging/line6/variax.h index 4151c14b70c0..426c90c48e01 100644 --- a/drivers/staging/line6/variax.h +++ b/drivers/staging/line6/variax.h @@ -92,11 +92,6 @@ struct usb_line6_variax { */ unsigned char bank[18]; - /** - Position of volume dial. - */ - int volume; - /** Position of tone control dial. */