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Commit 4d79fb1e authored by Takashi Iwai's avatar Takashi Iwai
Browse files

ALSA: line6: Drop line6_send_program() and line6_transmit_parameter() 



Both functions are used nowhere.

Tested-by: default avatarChris Rorvick <chris@rorvick.com>
Signed-off-by: default avatarTakashi Iwai <tiwai@suse.de>
parent 73723190

sound/usb/line6/driver.c

+0 −59
Original line number Diff line number Diff line
@@ -298,65 +298,6 @@ static void line6_data_received(struct urb *urb) 
	line6_start_listen(line6);

}



/*

	Send channel number (i.e., switch to a different sound).

*/

int line6_send_program(struct usb_line6 *line6, u8 value)

{

	int retval;

	unsigned char *buffer;

	int partial;



	buffer = kmalloc(2, GFP_KERNEL);

	if (!buffer)

		return -ENOMEM;



	buffer[0] = LINE6_PROGRAM_CHANGE | LINE6_CHANNEL_HOST;

	buffer[1] = value;



	retval = usb_interrupt_msg(line6->usbdev,

				   usb_sndintpipe(line6->usbdev,

						  line6->properties->ep_ctrl_w),

				   buffer, 2, &partial, LINE6_TIMEOUT * HZ);



	if (retval)

		dev_err(line6->ifcdev, "usb_interrupt_msg failed (%d)\n",

			retval);



	kfree(buffer);

	return retval;

}



/*

	Transmit Line6 control parameter.

*/

int line6_transmit_parameter(struct usb_line6 *line6, int param, u8 value)

{

	int retval;

	unsigned char *buffer;

	int partial;



	buffer = kmalloc(3, GFP_KERNEL);

	if (!buffer)

		return -ENOMEM;



	buffer[0] = LINE6_PARAM_CHANGE | LINE6_CHANNEL_HOST;

	buffer[1] = param;

	buffer[2] = value;



	retval = usb_interrupt_msg(line6->usbdev,

				   usb_sndintpipe(line6->usbdev,

						  line6->properties->ep_ctrl_w),

				   buffer, 3, &partial, LINE6_TIMEOUT * HZ);



	if (retval)

		dev_err(line6->ifcdev, "usb_interrupt_msg failed (%d)\n",

			retval);



	kfree(buffer);

	return retval;

}



/*

	Read data from device.

*/

sound/usb/line6/driver.h

+0 −3
Original line number Diff line number Diff line
@@ -168,7 +168,6 @@ extern int line6_read_data(struct usb_line6 *line6, int address, void *data, 
			   size_t datalen);

extern int line6_read_serial_number(struct usb_line6 *line6,

				    int *serial_number);

extern int line6_send_program(struct usb_line6 *line6, u8 value);

extern int line6_send_raw_message_async(struct usb_line6 *line6,

					const char *buffer, int size);

extern int line6_send_sysex_message(struct usb_line6 *line6,
@@ -178,8 +177,6 @@ extern ssize_t line6_set_raw(struct device *dev, struct device_attribute *attr, 
extern void line6_start_timer(struct timer_list *timer, unsigned int msecs,

			      void (*function)(unsigned long),

			      unsigned long data);

extern int line6_transmit_parameter(struct usb_line6 *line6, int param,

				    u8 value);

extern int line6_version_request_async(struct usb_line6 *line6);

extern int line6_write_data(struct usb_line6 *line6, int address, void *data,

			    size_t datalen);