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/*
* Misc utility routines for WL and Apps
* This header file housing the define and function prototype use by
* both the wl driver, tools & Apps.
*
* Copyright (C) 1999-2011, Broadcom Corporation
*
* Unless you and Broadcom execute a separate written software license
* agreement governing use of this software, this software is licensed to you
* under the terms of the GNU General Public License version 2 (the "GPL"),
* available at http://www.broadcom.com/licenses/GPLv2.php, with the
* following added to such license:
*
* As a special exception, the copyright holders of this software give you
* permission to link this software with independent modules, and to copy and
* distribute the resulting executable under terms of your choice, provided that
* you also meet, for each linked independent module, the terms and conditions of
* the license of that module. An independent module is a module which is not
* derived from this software. The special exception does not apply to any
* modifications of the software.
*
* Notwithstanding the above, under no circumstances may you combine this
* software in any way with any other Broadcom software provided under a license
* other than the GPL, without Broadcom's express prior written consent.
*
* $Id: bcmwifi.h 277737 2011-08-16 17:54:59Z $
*/
#ifndef _bcmwifi_h_
#define _bcmwifi_h_
typedef uint16 chanspec_t;
#define CH_UPPER_SB 0x01
#define CH_LOWER_SB 0x02
#define CH_EWA_VALID 0x04
#define CH_20MHZ_APART 4
#define CH_10MHZ_APART 2
#define CH_5MHZ_APART 1
#define CH_MAX_2G_CHANNEL 14
#define WLC_MAX_2G_CHANNEL CH_MAX_2G_CHANNEL
#define MAXCHANNEL 224
#define WL_CHANSPEC_CHAN_MASK 0x00ff
#define WL_CHANSPEC_CHAN_SHIFT 0
#define WL_CHANSPEC_CTL_SB_MASK 0x0300
#define WL_CHANSPEC_CTL_SB_SHIFT 8
#define WL_CHANSPEC_CTL_SB_LOWER 0x0100
#define WL_CHANSPEC_CTL_SB_UPPER 0x0200
#define WL_CHANSPEC_CTL_SB_NONE 0x0300
#define WL_CHANSPEC_BW_MASK 0x0C00
#define WL_CHANSPEC_BW_SHIFT 10
#define WL_CHANSPEC_BW_10 0x0400
#define WL_CHANSPEC_BW_20 0x0800
#define WL_CHANSPEC_BW_40 0x0C00
#define WL_CHANSPEC_BAND_MASK 0xf000
#define WL_CHANSPEC_BAND_SHIFT 12
#define WL_CHANSPEC_BAND_5G 0x1000
#define WL_CHANSPEC_BAND_2G 0x2000
#define INVCHANSPEC 255
#define WF_CHAN_FACTOR_2_4_G 4814
#define WF_CHAN_FACTOR_5_G 10000
#define WF_CHAN_FACTOR_4_G 8000
#define LOWER_20_SB(channel) (((channel) > CH_10MHZ_APART) ? ((channel) - CH_10MHZ_APART) : 0)
#define UPPER_20_SB(channel) (((channel) < (MAXCHANNEL - CH_10MHZ_APART)) ? \
((channel) + CH_10MHZ_APART) : 0)
#define CHSPEC_WLCBANDUNIT(chspec) (CHSPEC_IS5G(chspec) ? BAND_5G_INDEX : BAND_2G_INDEX)
#define CH20MHZ_CHSPEC(channel) (chanspec_t)((chanspec_t)(channel) | WL_CHANSPEC_BW_20 | \
WL_CHANSPEC_CTL_SB_NONE | (((channel) <= CH_MAX_2G_CHANNEL) ? \
WL_CHANSPEC_BAND_2G : WL_CHANSPEC_BAND_5G))
#define NEXT_20MHZ_CHAN(channel) (((channel) < (MAXCHANNEL - CH_20MHZ_APART)) ? \
((channel) + CH_20MHZ_APART) : 0)
#define CH40MHZ_CHSPEC(channel, ctlsb) (chanspec_t) \
((channel) | (ctlsb) | WL_CHANSPEC_BW_40 | \
((channel) <= CH_MAX_2G_CHANNEL ? WL_CHANSPEC_BAND_2G : \
WL_CHANSPEC_BAND_5G))
#define CHSPEC_CHANNEL(chspec) ((uint8)((chspec) & WL_CHANSPEC_CHAN_MASK))
#define CHSPEC_BAND(chspec) ((chspec) & WL_CHANSPEC_BAND_MASK)
#define CHSPEC_CTL_SB(chspec) (chspec & WL_CHANSPEC_CTL_SB_MASK)
#define CHSPEC_BW(chspec) (chspec & WL_CHANSPEC_BW_MASK)
#ifdef WL11N_20MHZONLY
#define CHSPEC_IS10(chspec) 0
#define CHSPEC_IS20(chspec) 1
#ifndef CHSPEC_IS40
#define CHSPEC_IS40(chspec) 0
#endif
#else
#define CHSPEC_IS10(chspec) (((chspec) & WL_CHANSPEC_BW_MASK) == WL_CHANSPEC_BW_10)
#define CHSPEC_IS20(chspec) (((chspec) & WL_CHANSPEC_BW_MASK) == WL_CHANSPEC_BW_20)
#ifndef CHSPEC_IS40
#define CHSPEC_IS40(chspec) (((chspec) & WL_CHANSPEC_BW_MASK) == WL_CHANSPEC_BW_40)
#endif
#endif
#define CHSPEC_IS20_UNCOND(chspec) (((chspec) & WL_CHANSPEC_BW_MASK) == WL_CHANSPEC_BW_20)
#define CHSPEC_IS5G(chspec) (((chspec) & WL_CHANSPEC_BAND_MASK) == WL_CHANSPEC_BAND_5G)
#define CHSPEC_IS2G(chspec) (((chspec) & WL_CHANSPEC_BAND_MASK) == WL_CHANSPEC_BAND_2G)
#define CHSPEC_SB_NONE(chspec) (((chspec) & WL_CHANSPEC_CTL_SB_MASK) == WL_CHANSPEC_CTL_SB_NONE)
#define CHSPEC_SB_UPPER(chspec) (((chspec) & WL_CHANSPEC_CTL_SB_MASK) == WL_CHANSPEC_CTL_SB_UPPER)
#define CHSPEC_SB_LOWER(chspec) (((chspec) & WL_CHANSPEC_CTL_SB_MASK) == WL_CHANSPEC_CTL_SB_LOWER)
#define CHSPEC_CTL_CHAN(chspec) ((CHSPEC_SB_LOWER(chspec)) ? \
(LOWER_20_SB(((chspec) & WL_CHANSPEC_CHAN_MASK))) : \
(UPPER_20_SB(((chspec) & WL_CHANSPEC_CHAN_MASK))))
#define CHSPEC2WLC_BAND(chspec) (CHSPEC_IS5G(chspec) ? WLC_BAND_5G : WLC_BAND_2G)
#define CHANSPEC_STR_LEN 8
#define WLC_MAXRATE 108
#define WLC_RATE_1M 2
#define WLC_RATE_2M 4
#define WLC_RATE_5M5 11
#define WLC_RATE_11M 22
#define WLC_RATE_6M 12
#define WLC_RATE_9M 18
#define WLC_RATE_12M 24
#define WLC_RATE_18M 36
#define WLC_RATE_24M 48
#define WLC_RATE_36M 72
#define WLC_RATE_48M 96
#define WLC_RATE_54M 108
#define WLC_2G_25MHZ_OFFSET 5
extern char * wf_chspec_ntoa(chanspec_t chspec, char *buf);
extern chanspec_t wf_chspec_aton(char *a);
extern bool wf_chspec_malformed(chanspec_t chanspec);
extern uint8 wf_chspec_ctlchan(chanspec_t chspec);
extern chanspec_t wf_chspec_ctlchspec(chanspec_t chspec);
extern int wf_mhz2channel(uint freq, uint start_factor);
extern int wf_channel2mhz(uint channel, uint start_factor);
#endif
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