linux/drivers/net/wireless/marvell/libertas_tf/cmd.c

// SPDX-License-Identifier: GPL-2.0-or-later
/*
 *  Copyright (C) 2008, cozybit Inc.
 *  Copyright (C) 2003-2006, Marvell International Ltd.
 */
#define pr_fmt(fmt) …

#include <linux/hardirq.h>
#include <linux/slab.h>
#include <linux/export.h>

#include "libertas_tf.h"

static const struct channel_range channel_ranges[] = …;

static u16 lbtf_region_code_to_index[MRVDRV_MAX_REGION_CODE] = …;

static struct cmd_ctrl_node *lbtf_get_cmd_ctrl_node(struct lbtf_private *priv);


/**
 *  lbtf_cmd_copyback - Simple callback that copies response back into command
 *
 *  @priv:	A pointer to struct lbtf_private structure
 *  @extra:	A pointer to the original command structure for which
 *		'resp' is a response
 *  @resp:	A pointer to the command response
 *
 *  Returns: 0 on success, error on failure
 */
int lbtf_cmd_copyback(struct lbtf_private *priv, unsigned long extra,
		     struct cmd_header *resp)
{ … }
EXPORT_SYMBOL_GPL(…);

#define CHAN_TO_IDX(chan) …

static void lbtf_geo_init(struct lbtf_private *priv)
{ … }

/**
 *  lbtf_update_hw_spec: Updates the hardware details.
 *
 *  @priv:    	A pointer to struct lbtf_private structure
 *
 *  Returns: 0 on success, error on failure
 */
int lbtf_update_hw_spec(struct lbtf_private *priv)
{ … }

/**
 *  lbtf_set_channel: Set the radio channel
 *
 *  @priv:	A pointer to struct lbtf_private structure
 *  @channel:	The desired channel, or 0 to clear a locked channel
 *
 *  Returns: 0 on success, error on failure
 */
int lbtf_set_channel(struct lbtf_private *priv, u8 channel)
{ … }

int lbtf_beacon_set(struct lbtf_private *priv, struct sk_buff *beacon)
{ … }

int lbtf_beacon_ctrl(struct lbtf_private *priv, bool beacon_enable,
		     int beacon_int)
{ … }

static void lbtf_queue_cmd(struct lbtf_private *priv,
			  struct cmd_ctrl_node *cmdnode)
{ … }

static void lbtf_submit_command(struct lbtf_private *priv,
			       struct cmd_ctrl_node *cmdnode)
{ … }

/*
 *  This function inserts command node to cmdfreeq
 *  after cleans it. Requires priv->driver_lock held.
 */
static void __lbtf_cleanup_and_insert_cmd(struct lbtf_private *priv,
					 struct cmd_ctrl_node *cmdnode)
{ … }

static void lbtf_cleanup_and_insert_cmd(struct lbtf_private *priv,
	struct cmd_ctrl_node *ptempcmd)
{ … }

void lbtf_complete_command(struct lbtf_private *priv, struct cmd_ctrl_node *cmd,
			  int result)
{ … }

int lbtf_cmd_set_mac_multicast_addr(struct lbtf_private *priv)
{ … }

void lbtf_set_mode(struct lbtf_private *priv, enum lbtf_mode mode)
{ … }

void lbtf_set_bssid(struct lbtf_private *priv, bool activate, const u8 *bssid)
{ … }

int lbtf_set_mac_address(struct lbtf_private *priv, uint8_t *mac_addr)
{ … }

int lbtf_set_radio_control(struct lbtf_private *priv)
{ … }

void lbtf_set_mac_control(struct lbtf_private *priv)
{ … }

/**
 *  lbtf_allocate_cmd_buffer - Allocates cmd buffer, links it to free cmd queue
 *
 *  @priv:	A pointer to struct lbtf_private structure
 *
 *  Returns: 0 on success.
 */
int lbtf_allocate_cmd_buffer(struct lbtf_private *priv)
{ … }

/**
 *  lbtf_free_cmd_buffer - Frees the cmd buffer.
 *
 *  @priv:	A pointer to struct lbtf_private structure
 *
 *  Returns: 0
 */
int lbtf_free_cmd_buffer(struct lbtf_private *priv)
{ … }

/**
 *  lbtf_get_cmd_ctrl_node - Gets free cmd node from free cmd queue.
 *
 *  @priv:		A pointer to struct lbtf_private structure
 *
 *  Returns: pointer to a struct cmd_ctrl_node or NULL if none available.
 */
static struct cmd_ctrl_node *lbtf_get_cmd_ctrl_node(struct lbtf_private *priv)
{ … }

/**
 *  lbtf_execute_next_command: execute next command in cmd pending queue.
 *
 *  @priv:     A pointer to struct lbtf_private structure
 *
 *  Returns: 0 on success.
 */
int lbtf_execute_next_command(struct lbtf_private *priv)
{ … }

static struct cmd_ctrl_node *__lbtf_cmd_async(struct lbtf_private *priv,
	uint16_t command, struct cmd_header *in_cmd, int in_cmd_size,
	int (*callback)(struct lbtf_private *, unsigned long,
			struct cmd_header *),
	unsigned long callback_arg)
{ … }

void lbtf_cmd_async(struct lbtf_private *priv, uint16_t command,
	struct cmd_header *in_cmd, int in_cmd_size)
{ … }

int __lbtf_cmd(struct lbtf_private *priv, uint16_t command,
	      struct cmd_header *in_cmd, int in_cmd_size,
	      int (*callback)(struct lbtf_private *,
			      unsigned long, struct cmd_header *),
	      unsigned long callback_arg)
{ … }
EXPORT_SYMBOL_GPL(…);

/* Call holding driver_lock */
void lbtf_cmd_response_rx(struct lbtf_private *priv)
{ … }
EXPORT_SYMBOL_GPL(…);

int lbtf_process_rx_command(struct lbtf_private *priv)
{ … }