linux/drivers/misc/ti-st/st_ll.c

// SPDX-License-Identifier: GPL-2.0-only
/*
 *  Shared Transport driver
 *	HCI-LL module responsible for TI proprietary HCI_LL protocol
 *  Copyright (C) 2009-2010 Texas Instruments
 *  Author: Pavan Savoy <[email protected]>
 */

#define pr_fmt(fmt) …
#include <linux/skbuff.h>
#include <linux/module.h>
#include <linux/platform_device.h>
#include <linux/ti_wilink_st.h>

/**********************************************************************/
/* internal functions */
static void send_ll_cmd(struct st_data_s *st_data,
	unsigned char cmd)
{ … }

static void ll_device_want_to_sleep(struct st_data_s *st_data)
{ … }

static void ll_device_want_to_wakeup(struct st_data_s *st_data)
{ … }

/**********************************************************************/
/* functions invoked by ST Core */

/* called when ST Core wants to
 * enable ST LL */
void st_ll_enable(struct st_data_s *ll)
{ … }

/* called when ST Core /local module wants to
 * disable ST LL */
void st_ll_disable(struct st_data_s *ll)
{ … }

/* called when ST Core wants to update the state */
void st_ll_wakeup(struct st_data_s *ll)
{ … }

/* called when ST Core wants the state */
unsigned long st_ll_getstate(struct st_data_s *ll)
{ … }

/* called from ST Core, when a PM related packet arrives */
unsigned long st_ll_sleep_state(struct st_data_s *st_data,
	unsigned char cmd)
{ … }

/* Called from ST CORE to initialize ST LL */
long st_ll_init(struct st_data_s *ll)
{ … }

/* Called from ST CORE to de-initialize ST LL */
long st_ll_deinit(struct st_data_s *ll)
{ … }