1. 根目录:
2. drivers
3. net
4. wireless
5. brcm80211
6. brcmsmac
7. channel.h

/*
 * 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_CHANNEL_H_
#define _BRCM_CHANNEL_H_

/* conversion for phy txpwr calculations that use .25 dB units */
#define BRCMS_TXPWR_DB_FACTOR 4

/* bits for locale_info flags */
#define BRCMS_PEAK_CONDUCTED	0x00	/* Peak for locals */
#define BRCMS_EIRP		0x01	/* Flag for EIRP */
#define BRCMS_DFS_TPC		0x02	/* Flag for DFS TPC */
#define BRCMS_NO_OFDM		0x04	/* Flag for No OFDM */
#define BRCMS_NO_40MHZ		0x08	/* Flag for No MIMO 40MHz */
#define BRCMS_NO_MIMO		0x10	/* Flag for No MIMO, 20 or 40 MHz */
#define BRCMS_RADAR_TYPE_EU       0x20	/* Flag for EU */
#define BRCMS_DFS_FCC             BRCMS_DFS_TPC	/* Flag for DFS FCC */

#define BRCMS_DFS_EU (BRCMS_DFS_TPC | BRCMS_RADAR_TYPE_EU) /* Flag for DFS EU */

struct brcms_cm_info *brcms_c_channel_mgr_attach(struct brcms_c_info *wlc);

void brcms_c_channel_mgr_detach(struct brcms_cm_info *wlc_cm);

bool brcms_c_valid_chanspec_db(struct brcms_cm_info *wlc_cm, u16 chspec);

void brcms_c_channel_reg_limits(struct brcms_cm_info *wlc_cm, u16 chanspec,
				struct txpwr_limits *txpwr);
void brcms_c_channel_set_chanspec(struct brcms_cm_info *wlc_cm, u16 chanspec,
				  u8 local_constraint_qdbm);
void brcms_c_regd_init(struct brcms_c_info *wlc);

#endif				/* _WLC_CHANNEL_H */