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/*
* Copyright (c) 2010 Broadcom Corporation
*
* Permission to use, copy, modify, and/or distribute this software for any
* purpose with or without fee is hereby granted, provided that the above
* copyright notice and this permission notice appear in all copies.
*
* THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
* WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
* MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY
* SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
* WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION
* OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN
* CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
*/
#ifndef _BRCM_MAC80211_IF_H_
#define _BRCM_MAC80211_IF_H_
#include <linux/timer.h>
#include <linux/interrupt.h>
#include <linux/workqueue.h>
#include "ucode_loader.h"
/*
* Starting index for 5G rates in the
* legacy rate table.
*/
#define BRCMS_LEGACY_5G_RATE_OFFSET 4
/* softmac ioctl definitions */
#define BRCMS_SET_SHORTSLOT_OVERRIDE 146
struct brcms_timer {
struct delayed_work dly_wrk;
struct brcms_info *wl;
void (*fn) (void *); /* function called upon expiration */
void *arg; /* fixed argument provided to called function */
uint ms;
bool periodic;
bool set; /* indicates if timer is active */
struct brcms_timer *next; /* for freeing on unload */
#ifdef DEBUG
char *name; /* Description of the timer */
#endif
};
struct brcms_if {
uint subunit; /* WDS/BSS unit */
struct pci_dev *pci_dev;
};
#define MAX_FW_IMAGES 4
struct brcms_firmware {
u32 fw_cnt;
const struct firmware *fw_bin[MAX_FW_IMAGES];
const struct firmware *fw_hdr[MAX_FW_IMAGES];
u32 hdr_num_entries[MAX_FW_IMAGES];
};
struct brcms_info {
struct brcms_pub *pub; /* pointer to public wlc state */
struct brcms_c_info *wlc; /* pointer to private common data */
u32 magic;
int irq;
spinlock_t lock; /* per-device perimeter lock */
spinlock_t isr_lock; /* per-device ISR synchronization lock */
/* tx flush */
wait_queue_head_t tx_flush_wq;
/* timer related fields */
atomic_t callbacks; /* # outstanding callback functions */
struct brcms_timer *timers; /* timer cleanup queue */
struct tasklet_struct tasklet; /* dpc tasklet */
bool resched; /* dpc needs to be and is rescheduled */
struct brcms_firmware fw;
struct wiphy *wiphy;
struct brcms_ucode ucode;
bool mute_tx;
};
/* misc callbacks */
extern void brcms_init(struct brcms_info *wl);
extern uint brcms_reset(struct brcms_info *wl);
extern void brcms_intrson(struct brcms_info *wl);
extern u32 brcms_intrsoff(struct brcms_info *wl);
extern void brcms_intrsrestore(struct brcms_info *wl, u32 macintmask);
extern int brcms_up(struct brcms_info *wl);
extern void brcms_down(struct brcms_info *wl);
extern void brcms_txflowcontrol(struct brcms_info *wl, struct brcms_if *wlif,
bool state, int prio);
extern bool brcms_rfkill_set_hw_state(struct brcms_info *wl);
/* timer functions */
extern struct brcms_timer *brcms_init_timer(struct brcms_info *wl,
void (*fn) (void *arg), void *arg,
const char *name);
extern void brcms_free_timer(struct brcms_timer *timer);
extern void brcms_add_timer(struct brcms_timer *timer, uint ms, int periodic);
extern bool brcms_del_timer(struct brcms_timer *timer);
extern void brcms_dpc(unsigned long data);
extern void brcms_timer(struct brcms_timer *t);
extern void brcms_fatal_error(struct brcms_info *wl);
#endif /* _BRCM_MAC80211_IF_H_ */
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