| 1 | /* |
| 2 | * Copyright (c) 2010 Broadcom Corporation |
| 3 | * |
| 4 | * Permission to use, copy, modify, and/or distribute this software for any |
| 5 | * purpose with or without fee is hereby granted, provided that the above |
| 6 | * copyright notice and this permission notice appear in all copies. |
| 7 | * |
| 8 | * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES |
| 9 | * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF |
| 10 | * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY |
| 11 | * SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES |
| 12 | * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION |
| 13 | * OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN |
| 14 | * CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. |
| 15 | */ |
| 16 | |
| 17 | #ifndef _BRCM_MAC80211_IF_H_ |
| 18 | #define _BRCM_MAC80211_IF_H_ |
| 19 | |
| 20 | #include <linux/timer.h> |
| 21 | #include <linux/interrupt.h> |
| 22 | #include <linux/workqueue.h> |
| 23 | |
| 24 | #include "ucode_loader.h" |
| 25 | /* |
| 26 | * Starting index for 5G rates in the |
| 27 | * legacy rate table. |
| 28 | */ |
| 29 | #define BRCMS_LEGACY_5G_RATE_OFFSET 4 |
| 30 | |
| 31 | /* softmac ioctl definitions */ |
| 32 | #define BRCMS_SET_SHORTSLOT_OVERRIDE 146 |
| 33 | |
| 34 | struct brcms_timer { |
| 35 | struct delayed_work dly_wrk; |
| 36 | struct brcms_info *wl; |
| 37 | void (*fn) (void *); /* function called upon expiration */ |
| 38 | void *arg; /* fixed argument provided to called function */ |
| 39 | uint ms; |
| 40 | bool periodic; |
| 41 | bool set; /* indicates if timer is active */ |
| 42 | struct brcms_timer *next; /* for freeing on unload */ |
| 43 | #ifdef DEBUG |
| 44 | char *name; /* Description of the timer */ |
| 45 | #endif |
| 46 | }; |
| 47 | |
| 48 | struct brcms_if { |
| 49 | uint subunit; /* WDS/BSS unit */ |
| 50 | struct pci_dev *pci_dev; |
| 51 | }; |
| 52 | |
| 53 | #define MAX_FW_IMAGES 4 |
| 54 | struct brcms_firmware { |
| 55 | u32 fw_cnt; |
| 56 | const struct firmware *fw_bin[MAX_FW_IMAGES]; |
| 57 | const struct firmware *fw_hdr[MAX_FW_IMAGES]; |
| 58 | u32 hdr_num_entries[MAX_FW_IMAGES]; |
| 59 | }; |
| 60 | |
| 61 | struct brcms_info { |
| 62 | struct brcms_pub *pub; /* pointer to public wlc state */ |
| 63 | struct brcms_c_info *wlc; /* pointer to private common data */ |
| 64 | u32 magic; |
| 65 | |
| 66 | int irq; |
| 67 | |
| 68 | spinlock_t lock; /* per-device perimeter lock */ |
| 69 | spinlock_t isr_lock; /* per-device ISR synchronization lock */ |
| 70 | |
| 71 | |
| 72 | /* timer related fields */ |
| 73 | atomic_t callbacks; /* # outstanding callback functions */ |
| 74 | struct brcms_timer *timers; /* timer cleanup queue */ |
| 75 | |
| 76 | struct tasklet_struct tasklet; /* dpc tasklet */ |
| 77 | bool resched; /* dpc needs to be and is rescheduled */ |
| 78 | struct brcms_firmware fw; |
| 79 | struct wiphy *wiphy; |
| 80 | struct brcms_ucode ucode; |
| 81 | bool mute_tx; |
| 82 | }; |
| 83 | |
| 84 | /* misc callbacks */ |
| 85 | extern void brcms_init(struct brcms_info *wl); |
| 86 | extern uint brcms_reset(struct brcms_info *wl); |
| 87 | extern void brcms_intrson(struct brcms_info *wl); |
| 88 | extern u32 brcms_intrsoff(struct brcms_info *wl); |
| 89 | extern void brcms_intrsrestore(struct brcms_info *wl, u32 macintmask); |
| 90 | extern int brcms_up(struct brcms_info *wl); |
| 91 | extern void brcms_down(struct brcms_info *wl); |
| 92 | extern void brcms_txflowcontrol(struct brcms_info *wl, struct brcms_if *wlif, |
| 93 | bool state, int prio); |
| 94 | extern bool brcms_rfkill_set_hw_state(struct brcms_info *wl); |
| 95 | |
| 96 | /* timer functions */ |
| 97 | extern struct brcms_timer *brcms_init_timer(struct brcms_info *wl, |
| 98 | void (*fn) (void *arg), void *arg, |
| 99 | const char *name); |
| 100 | extern void brcms_free_timer(struct brcms_timer *timer); |
| 101 | extern void brcms_add_timer(struct brcms_timer *timer, uint ms, int periodic); |
| 102 | extern bool brcms_del_timer(struct brcms_timer *timer); |
| 103 | extern void brcms_msleep(struct brcms_info *wl, uint ms); |
| 104 | extern void brcms_dpc(unsigned long data); |
| 105 | extern void brcms_timer(struct brcms_timer *t); |
| 106 | extern void brcms_fatal_error(struct brcms_info *wl); |
| 107 | |
| 108 | #endif /* _BRCM_MAC80211_IF_H_ */ |