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ar9285.c revision 1.1.2.2 
      1  1.1.2.2  bouyer /*
      2  1.1.2.2  bouyer  * Copyright (c) 2008-2009 Sam Leffler, Errno Consulting
      3  1.1.2.2  bouyer  * Copyright (c) 2008 Atheros Communications, Inc.
      4  1.1.2.2  bouyer  *
      5  1.1.2.2  bouyer  * Permission to use, copy, modify, and/or distribute this software for any
      6  1.1.2.2  bouyer  * purpose with or without fee is hereby granted, provided that the above
      7  1.1.2.2  bouyer  * copyright notice and this permission notice appear in all copies.
      8  1.1.2.2  bouyer  *
      9  1.1.2.2  bouyer  * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
     10  1.1.2.2  bouyer  * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
     11  1.1.2.2  bouyer  * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
     12  1.1.2.2  bouyer  * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
     13  1.1.2.2  bouyer  * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
     14  1.1.2.2  bouyer  * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
     15  1.1.2.2  bouyer  * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
     16  1.1.2.2  bouyer  *
     17  1.1.2.2  bouyer  * $FreeBSD: src/sys/dev/ath/ath_hal/ar5416/ar9285.c,v 1.1 2010/02/15 17:49:49 rpaulo Exp $
     18  1.1.2.2  bouyer  */
     19  1.1.2.2  bouyer #include "opt_ah.h"
     20  1.1.2.2  bouyer 
     21  1.1.2.2  bouyer #include "ah.h"
     22  1.1.2.2  bouyer #include "ah_internal.h"
     23  1.1.2.2  bouyer 
     24  1.1.2.2  bouyer #include "ah_eeprom_v14.h"
     25  1.1.2.2  bouyer 
     26  1.1.2.2  bouyer #include "ar5416/ar9280.h"
     27  1.1.2.2  bouyer #include "ar5416/ar9285.h"
     28  1.1.2.2  bouyer #include "ar5416/ar5416reg.h"
     29  1.1.2.2  bouyer #include "ar5416/ar5416phy.h"
     30  1.1.2.2  bouyer 
     31  1.1.2.2  bouyer static void
     32  1.1.2.2  bouyer ar9285GetNoiseFloor(struct ath_hal *ah, int16_t nfarray[])
     33  1.1.2.2  bouyer {
     34  1.1.2.2  bouyer 	int16_t nf;
     35  1.1.2.2  bouyer 
     36  1.1.2.2  bouyer 	nf = MS(OS_REG_READ(ah, AR_PHY_CCA), AR9280_PHY_MINCCA_PWR);
     37  1.1.2.2  bouyer 	if (nf & 0x100)
     38  1.1.2.2  bouyer 		nf = 0 - ((nf ^ 0x1ff) + 1);
     39  1.1.2.2  bouyer 	HALDEBUG(ah, HAL_DEBUG_NFCAL,
     40  1.1.2.2  bouyer 	    "NF calibrated [ctl] [chain 0] is %d\n", nf);
     41  1.1.2.2  bouyer 	nfarray[0] = nf;
     42  1.1.2.2  bouyer 
     43  1.1.2.2  bouyer 	nfarray[1] = 0;
     44  1.1.2.2  bouyer 
     45  1.1.2.2  bouyer 	nf = MS(OS_REG_READ(ah, AR_PHY_EXT_CCA), AR9280_PHY_EXT_MINCCA_PWR);
     46  1.1.2.2  bouyer 	if (nf & 0x100)
     47  1.1.2.2  bouyer 		nf = 0 - ((nf ^ 0x1ff) + 1);
     48  1.1.2.2  bouyer 	HALDEBUG(ah, HAL_DEBUG_NFCAL,
     49  1.1.2.2  bouyer 	    "NF calibrated [ext] [chain 0] is %d\n", nf);
     50  1.1.2.2  bouyer 	nfarray[3] = nf;
     51  1.1.2.2  bouyer 
     52  1.1.2.2  bouyer 	nfarray[4] = 0;
     53  1.1.2.2  bouyer }
     54  1.1.2.2  bouyer 
     55  1.1.2.2  bouyer HAL_BOOL
     56  1.1.2.2  bouyer ar9285RfAttach(struct ath_hal *ah, HAL_STATUS *status)
     57  1.1.2.2  bouyer {
     58  1.1.2.2  bouyer 	if (ar9280RfAttach(ah, status) == AH_FALSE)
     59  1.1.2.2  bouyer 		return AH_FALSE;
     60  1.1.2.2  bouyer 
     61  1.1.2.2  bouyer 	AH_PRIVATE(ah)->ah_getNoiseFloor = ar9285GetNoiseFloor;
     62  1.1.2.2  bouyer 
     63  1.1.2.2  bouyer 	return AH_TRUE;
     64  1.1.2.2  bouyer }
     65