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path: root/drivers/staging/brcm80211/brcmsmac/wlc_cfg.h
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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 _wlc_cfg_h_
#define _wlc_cfg_h_

#define NBANDS(wlc) ((wlc)->pub->_nbands)
#define NBANDS_PUB(pub) ((pub)->_nbands)
#define NBANDS_HW(hw) ((hw)->_nbands)

#define IS_SINGLEBAND_5G(device)	0

/* **** Core type/rev defaults **** */
#define D11_DEFAULT	0x0fffffb0	/* Supported  D11 revs: 4, 5, 7-27
					 * also need to update wlc.h MAXCOREREV
					 */

#define NPHY_DEFAULT	0x000001ff	/* Supported nphy revs:
					 *      0       4321a0
					 *      1       4321a1
					 *      2       4321b0/b1/c0/c1
					 *      3       4322a0
					 *      4       4322a1
					 *      5       4716a0
					 *      6       43222a0, 43224a0
					 *      7       43226a0
					 *      8       5357a0, 43236a0
					 */

#define LCNPHY_DEFAULT	0x00000007	/* Supported lcnphy revs:
					 *      0       4313a0, 4336a0, 4330a0
					 *      1
					 *      2       4330a0
					 */

#define SSLPNPHY_DEFAULT 0x0000000f	/* Supported sslpnphy revs:
					 *      0       4329a0/k0
					 *      1       4329b0/4329C0
					 *      2       4319a0
					 *      3       5356a0
					 */


/* For undefined values, use defaults */
#ifndef D11CONF
#define D11CONF	D11_DEFAULT
#endif
#ifndef NCONF
#define NCONF	NPHY_DEFAULT
#endif
#ifndef LCNCONF
#define LCNCONF	LCNPHY_DEFAULT
#endif

#ifndef SSLPNCONF
#define SSLPNCONF	SSLPNPHY_DEFAULT
#endif

/********************************************************************
 * Phy/Core Configuration.  Defines macros to to check core phy/rev *
 * compile-time configuration.  Defines default core support.       *
 * ******************************************************************
 */

/* Basic macros to check a configuration bitmask */

#define CONF_HAS(config, val)	((config) & (1 << (val)))
#define CONF_MSK(config, mask)	((config) & (mask))
#define MSK_RANGE(low, hi)	((1 << ((hi)+1)) - (1 << (low)))
#define CONF_RANGE(config, low, hi) (CONF_MSK(config, MSK_RANGE(low, high)))

#define CONF_IS(config, val)	((config) == (1 << (val)))
#define CONF_GE(config, val)	((config) & (0-(1 << (val))))
#define CONF_GT(config, val)	((config) & (0-2*(1 << (val))))
#define CONF_LT(config, val)	((config) & ((1 << (val))-1))
#define CONF_LE(config, val)	((config) & (2*(1 << (val))-1))

/* Wrappers for some of the above, specific to config constants */

#define NCONF_HAS(val)	CONF_HAS(NCONF, val)
#define NCONF_MSK(mask)	CONF_MSK(NCONF, mask)
#define NCONF_IS(val)	CONF_IS(NCONF, val)
#define NCONF_GE(val)	CONF_GE(NCONF, val)
#define NCONF_GT(val)	CONF_GT(NCONF, val)
#define NCONF_LT(val)	CONF_LT(NCONF, val)
#define NCONF_LE(val)	CONF_LE(NCONF, val)

#define LCNCONF_HAS(val)	CONF_HAS(LCNCONF, val)
#define LCNCONF_MSK(mask)	CONF_MSK(LCNCONF, mask)
#define LCNCONF_IS(val)		CONF_IS(LCNCONF, val)
#define LCNCONF_GE(val)		CONF_GE(LCNCONF, val)
#define LCNCONF_GT(val)		CONF_GT(LCNCONF, val)
#define LCNCONF_LT(val)		CONF_LT(LCNCONF, val)
#define LCNCONF_LE(val)		CONF_LE(LCNCONF, val)

#define D11CONF_HAS(val) CONF_HAS(D11CONF, val)
#define D11CONF_MSK(mask) CONF_MSK(D11CONF, mask)
#define D11CONF_IS(val)	CONF_IS(D11CONF, val)
#define D11CONF_GE(val)	CONF_GE(D11CONF, val)
#define D11CONF_GT(val)	CONF_GT(D11CONF, val)
#define D11CONF_LT(val)	CONF_LT(D11CONF, val)
#define D11CONF_LE(val)	CONF_LE(D11CONF, val)

#define PHYCONF_HAS(val) CONF_HAS(PHYTYPE, val)
#define PHYCONF_IS(val)	CONF_IS(PHYTYPE, val)

#define NREV_IS(var, val)	(NCONF_HAS(val) && (NCONF_IS(val) || ((var) == (val))))
#define NREV_GE(var, val)	(NCONF_GE(val) && (!NCONF_LT(val) || ((var) >= (val))))
#define NREV_GT(var, val)	(NCONF_GT(val) && (!NCONF_LE(val) || ((var) > (val))))
#define NREV_LT(var, val)	(NCONF_LT(val) && (!NCONF_GE(val) || ((var) < (val))))
#define NREV_LE(var, val)	(NCONF_LE(val) && (!NCONF_GT(val) || ((var) <= (val))))

#define LCNREV_IS(var, val)	(LCNCONF_HAS(val) && (LCNCONF_IS(val) || ((var) == (val))))
#define LCNREV_GE(var, val)	(LCNCONF_GE(val) && (!LCNCONF_LT(val) || ((var) >= (val))))
#define LCNREV_GT(var, val)	(LCNCONF_GT(val) && (!LCNCONF_LE(val) || ((var) > (val))))
#define LCNREV_LT(var, val)	(LCNCONF_LT(val) && (!LCNCONF_GE(val) || ((var) < (val))))
#define LCNREV_LE(var, val)	(LCNCONF_LE(val) && (!LCNCONF_GT(val) || ((var) <= (val))))

#define D11REV_IS(var, val)	(D11CONF_HAS(val) && (D11CONF_IS(val) || ((var) == (val))))
#define D11REV_GE(var, val)	(D11CONF_GE(val) && (!D11CONF_LT(val) || ((var) >= (val))))
#define D11REV_GT(var, val)	(D11CONF_GT(val) && (!D11CONF_LE(val) || ((var) > (val))))
#define D11REV_LT(var, val)	(D11CONF_LT(val) && (!D11CONF_GE(val) || ((var) < (val))))
#define D11REV_LE(var, val)	(D11CONF_LE(val) && (!D11CONF_GT(val) || ((var) <= (val))))

#define PHYTYPE_IS(var, val)	(PHYCONF_HAS(val) && (PHYCONF_IS(val) || ((var) == (val))))

/* Finally, early-exit from switch case if anyone wants it... */

#define CASECHECK(config, val)	if (!(CONF_HAS(config, val))) break
#define CASEMSK(config, mask)	if (!(CONF_MSK(config, mask))) break

#if (D11CONF ^ (D11CONF & D11_DEFAULT))
#error "Unsupported MAC revision configured"
#endif
#if (NCONF ^ (NCONF & NPHY_DEFAULT))
#error "Unsupported NPHY revision configured"
#endif
#if (LCNCONF ^ (LCNCONF & LCNPHY_DEFAULT))
#error "Unsupported LPPHY revision configured"
#endif

/* *** Consistency checks *** */
#if !D11CONF
#error "No MAC revisions configured!"
#endif

#if !NCONF && !LCNCONF && !SSLPNCONF
#error "No PHY configured!"
#endif

/* Set up PHYTYPE automatically: (depends on PHY_TYPE_X, from d11.h) */

#define _PHYCONF_N (1 << PHY_TYPE_N)

#if LCNCONF
#define _PHYCONF_LCN (1 << PHY_TYPE_LCN)
#else
#define _PHYCONF_LCN 0
#endif				/* LCNCONF */

#if SSLPNCONF
#define _PHYCONF_SSLPN (1 << PHY_TYPE_SSN)
#else
#define _PHYCONF_SSLPN 0
#endif				/* SSLPNCONF */

#define PHYTYPE (_PHYCONF_N | _PHYCONF_LCN | _PHYCONF_SSLPN)

/* Utility macro to identify 802.11n (HT) capable PHYs */
#define PHYTYPE_11N_CAP(phytype) \
	(PHYTYPE_IS(phytype, PHY_TYPE_N) ||	\
	 PHYTYPE_IS(phytype, PHY_TYPE_LCN) || \
	 PHYTYPE_IS(phytype, PHY_TYPE_SSN))

/* Last but not least: shorter wlc-specific var checks */
#define WLCISNPHY(band)		PHYTYPE_IS((band)->phytype, PHY_TYPE_N)
#define WLCISLCNPHY(band)	PHYTYPE_IS((band)->phytype, PHY_TYPE_LCN)
#define WLCISSSLPNPHY(band)	PHYTYPE_IS((band)->phytype, PHY_TYPE_SSN)

#define WLC_PHY_11N_CAP(band)	PHYTYPE_11N_CAP((band)->phytype)

/**********************************************************************
 * ------------- End of Core phy/rev configuration. ----------------- *
 * ********************************************************************
 */

/*************************************************
 * Defaults for tunables (e.g. sizing constants)
 *
 * For each new tunable, add a member to the end
 * of wlc_tunables_t in wlc_pub.h to enable
 * runtime checks of tunable values. (Directly
 * using the macros in code invalidates ROM code)
 *
 * ***********************************************
 */
#ifndef NTXD
#define NTXD		256	/* Max # of entries in Tx FIFO based on 4kb page size */
#endif				/* NTXD */
#ifndef NRXD
#define NRXD		256	/* Max # of entries in Rx FIFO based on 4kb page size */
#endif				/* NRXD */

#ifndef NRXBUFPOST
#define	NRXBUFPOST	32	/* try to keep this # rbufs posted to the chip */
#endif				/* NRXBUFPOST */

#ifndef MAXSCB			/* station control blocks in cache */
#define MAXSCB		32	/* Maximum SCBs in cache for STA */
#endif				/* MAXSCB */

#ifndef AMPDU_NUM_MPDU
#define AMPDU_NUM_MPDU		16	/* max allowed number of mpdus in an ampdu (2 streams) */
#endif				/* AMPDU_NUM_MPDU */

#ifndef AMPDU_NUM_MPDU_3STREAMS
#define AMPDU_NUM_MPDU_3STREAMS	32	/* max allowed number of mpdus in an ampdu for 3+ streams */
#endif				/* AMPDU_NUM_MPDU_3STREAMS */

/* Count of packet callback structures. either of following
 * 1. Set to the number of SCBs since a STA
 * can queue up a rate callback for each IBSS STA it knows about, and an AP can
 * queue up an "are you there?" Null Data callback for each associated STA
 * 2. controlled by tunable config file
 */
#ifndef MAXPKTCB
#define MAXPKTCB	MAXSCB	/* Max number of packet callbacks */
#endif				/* MAXPKTCB */

#ifndef CTFPOOLSZ
#define CTFPOOLSZ       128
#endif				/* CTFPOOLSZ */

/* NetBSD also needs to keep track of this */
#define WLC_MAX_UCODE_BSS	(16)	/* Number of BSS handled in ucode bcn/prb */
#define WLC_MAX_UCODE_BSS4	(4)	/* Number of BSS handled in sw bcn/prb */
#ifndef WLC_MAXBSSCFG
#define WLC_MAXBSSCFG		(1)	/* max # BSS configs */
#endif				/* WLC_MAXBSSCFG */

#ifndef MAXBSS
#define MAXBSS		64	/* max # available networks */
#endif				/* MAXBSS */

#ifndef WLC_DATAHIWAT
#define WLC_DATAHIWAT		50	/* data msg txq hiwat mark */
#endif				/* WLC_DATAHIWAT */

#ifndef WLC_AMPDUDATAHIWAT
#define WLC_AMPDUDATAHIWAT 255
#endif				/* WLC_AMPDUDATAHIWAT */

/* bounded rx loops */
#ifndef RXBND
#define RXBND		8	/* max # frames to process in wlc_recv() */
#endif				/* RXBND */
#ifndef TXSBND
#define TXSBND		8	/* max # tx status to process in wlc_txstatus() */
#endif				/* TXSBND */

#define BAND_5G(bt)	((bt) == WLC_BAND_5G)
#define BAND_2G(bt)	((bt) == WLC_BAND_2G)

#define WLBANDINITDATA(_data)	_data
#define WLBANDINITFN(_fn)	_fn

#endif				/* _wlc_cfg_h_ */