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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 _BRCMU_D11_H_
#define _BRCMU_D11_H_
/* d11 io type */
#define BRCMU_D11N_IOTYPE 1
#define BRCMU_D11AC_IOTYPE 2
/* A chanspec (channel specification) holds the channel number, band,
* bandwidth and control sideband
*/
/* chanspec binary format */
#define BRCMU_CHSPEC_INVALID 255
/* bit 0~7 channel number
* for 80+80 channels: bit 0~3 low channel id, bit 4~7 high channel id
*/
#define BRCMU_CHSPEC_CH_MASK 0x00ff
#define BRCMU_CHSPEC_CH_SHIFT 0
#define BRCMU_CHSPEC_CHL_MASK 0x000f
#define BRCMU_CHSPEC_CHL_SHIFT 0
#define BRCMU_CHSPEC_CHH_MASK 0x00f0
#define BRCMU_CHSPEC_CHH_SHIFT 4
/* bit 8~16 for dot 11n IO types
* bit 8~9 sideband
* bit 10~11 bandwidth
* bit 12~13 spectral band
* bit 14~15 not used
*/
#define BRCMU_CHSPEC_D11N_SB_MASK 0x0300
#define BRCMU_CHSPEC_D11N_SB_SHIFT 8
#define BRCMU_CHSPEC_D11N_SB_L 0x0100 /* control lower */
#define BRCMU_CHSPEC_D11N_SB_U 0x0200 /* control upper */
#define BRCMU_CHSPEC_D11N_SB_N 0x0300 /* none */
#define BRCMU_CHSPEC_D11N_BW_MASK 0x0c00
#define BRCMU_CHSPEC_D11N_BW_SHIFT 10
#define BRCMU_CHSPEC_D11N_BW_10 0x0400
#define BRCMU_CHSPEC_D11N_BW_20 0x0800
#define BRCMU_CHSPEC_D11N_BW_40 0x0c00
#define BRCMU_CHSPEC_D11N_BND_MASK 0x3000
#define BRCMU_CHSPEC_D11N_BND_SHIFT 12
#define BRCMU_CHSPEC_D11N_BND_5G 0x1000
#define BRCMU_CHSPEC_D11N_BND_2G 0x2000
/* bit 8~16 for dot 11ac IO types
* bit 8~10 sideband
* bit 11~13 bandwidth
* bit 14~15 spectral band
*/
#define BRCMU_CHSPEC_D11AC_SB_MASK 0x0700
#define BRCMU_CHSPEC_D11AC_SB_SHIFT 8
#define BRCMU_CHSPEC_D11AC_SB_LLL 0x0000
#define BRCMU_CHSPEC_D11AC_SB_LLU 0x0100
#define BRCMU_CHSPEC_D11AC_SB_LUL 0x0200
#define BRCMU_CHSPEC_D11AC_SB_LUU 0x0300
#define BRCMU_CHSPEC_D11AC_SB_ULL 0x0400
#define BRCMU_CHSPEC_D11AC_SB_ULU 0x0500
#define BRCMU_CHSPEC_D11AC_SB_UUL 0x0600
#define BRCMU_CHSPEC_D11AC_SB_UUU 0x0700
#define BRCMU_CHSPEC_D11AC_SB_LL BRCMU_CHSPEC_D11AC_SB_LLL
#define BRCMU_CHSPEC_D11AC_SB_LU BRCMU_CHSPEC_D11AC_SB_LLU
#define BRCMU_CHSPEC_D11AC_SB_UL BRCMU_CHSPEC_D11AC_SB_LUL
#define BRCMU_CHSPEC_D11AC_SB_UU BRCMU_CHSPEC_D11AC_SB_LUU
#define BRCMU_CHSPEC_D11AC_SB_L BRCMU_CHSPEC_D11AC_SB_LLL
#define BRCMU_CHSPEC_D11AC_SB_U BRCMU_CHSPEC_D11AC_SB_LLU
#define BRCMU_CHSPEC_D11AC_BW_MASK 0x3800
#define BRCMU_CHSPEC_D11AC_BW_SHIFT 11
#define BRCMU_CHSPEC_D11AC_BW_5 0x0000
#define BRCMU_CHSPEC_D11AC_BW_10 0x0800
#define BRCMU_CHSPEC_D11AC_BW_20 0x1000
#define BRCMU_CHSPEC_D11AC_BW_40 0x1800
#define BRCMU_CHSPEC_D11AC_BW_80 0x2000
#define BRCMU_CHSPEC_D11AC_BW_160 0x2800
#define BRCMU_CHSPEC_D11AC_BW_8080 0x3000
#define BRCMU_CHSPEC_D11AC_BND_MASK 0xc000
#define BRCMU_CHSPEC_D11AC_BND_SHIFT 14
#define BRCMU_CHSPEC_D11AC_BND_2G 0x0000
#define BRCMU_CHSPEC_D11AC_BND_3G 0x4000
#define BRCMU_CHSPEC_D11AC_BND_4G 0x8000
#define BRCMU_CHSPEC_D11AC_BND_5G 0xc000
#define BRCMU_CHAN_BAND_2G 0
#define BRCMU_CHAN_BAND_5G 1
enum brcmu_chan_bw {
BRCMU_CHAN_BW_20,
BRCMU_CHAN_BW_40,
BRCMU_CHAN_BW_80,
BRCMU_CHAN_BW_80P80,
BRCMU_CHAN_BW_160,
};
enum brcmu_chan_sb {
BRCMU_CHAN_SB_NONE = -1,
BRCMU_CHAN_SB_LLL,
BRCMU_CHAN_SB_LLU,
BRCMU_CHAN_SB_LUL,
BRCMU_CHAN_SB_LUU,
BRCMU_CHAN_SB_ULL,
BRCMU_CHAN_SB_ULU,
BRCMU_CHAN_SB_UUL,
BRCMU_CHAN_SB_UUU,
BRCMU_CHAN_SB_L = BRCMU_CHAN_SB_LLL,
BRCMU_CHAN_SB_U = BRCMU_CHAN_SB_LLU,
BRCMU_CHAN_SB_LL = BRCMU_CHAN_SB_LLL,
BRCMU_CHAN_SB_LU = BRCMU_CHAN_SB_LLU,
BRCMU_CHAN_SB_UL = BRCMU_CHAN_SB_LUL,
BRCMU_CHAN_SB_UU = BRCMU_CHAN_SB_LUU,
};
/**
* struct brcmu_chan - stores channel formats
*
* This structure can be used with functions translating chanspec into generic
* channel info and the other way.
*
* @chspec: firmware specific format
* @chnum: center channel number
* @control_ch_num: control channel number
* @band: frequency band
* @bw: channel width
* @sb: control sideband (location of control channel against the center one)
*/
struct brcmu_chan {
u16 chspec;
u8 chnum;
u8 control_ch_num;
u8 band;
enum brcmu_chan_bw bw;
enum brcmu_chan_sb sb;
};
/**
* struct brcmu_d11inf - provides functions translating channel format
*
* @io_type: determines version of channel format used by firmware
* @encchspec: encodes channel info into a chanspec, requires center channel
* number, ignores control one
* @decchspec: decodes chanspec into generic info
*/
struct brcmu_d11inf {
u8 io_type;
void (*encchspec)(struct brcmu_chan *ch);
void (*decchspec)(struct brcmu_chan *ch);
};
void brcmu_d11_attach(struct brcmu_d11inf *d11inf);
#endif /* _BRCMU_CHANNELS_H_ */
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