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📄 ah_osdep.c(12.15 KB)
📄 ah_osdep.h(5.25 KB)
📄 ah_osdep_ar5210.c(2.18 KB)
📄 ah_osdep_ar5211.c(2.18 KB)
📄 ah_osdep_ar5212.c(2.87 KB)
📄 ah_osdep_ar5416.c(3.17 KB)
📄 ah_osdep_ar9300.c(2.18 KB)
📁 ath_dfs
📁 ath_hal
📁 ath_rate
📄 if_ath.c(188.12 KB)
📄 if_ath_ahb.c(8.97 KB)
📄 if_ath_alq.c(5.01 KB)
📄 if_ath_alq.h(5.41 KB)
📄 if_ath_beacon.c(34.09 KB)
📄 if_ath_beacon.h(2.46 KB)
📄 if_ath_btcoex.c(12.1 KB)
📄 if_ath_btcoex.h(1.94 KB)
📄 if_ath_btcoex_mci.c(19.32 KB)
📄 if_ath_btcoex_mci.h(1.87 KB)
📄 if_ath_debug.c(8.25 KB)
📄 if_ath_debug.h(5.09 KB)
📄 if_ath_descdma.c(11.93 KB)
📄 if_ath_descdma.h(2.1 KB)
📄 if_ath_dfs.c(2.24 KB)
📄 if_ath_drv.c(2.73 KB)
📄 if_ath_ioctl.c(8.17 KB)
📄 if_ath_ioctl.h(1.61 KB)
📄 if_ath_keycache.c(15.25 KB)
📄 if_ath_keycache.h(1.99 KB)
📄 if_ath_led.c(5.34 KB)
📄 if_ath_led.h(1.69 KB)
📄 if_ath_lna_div.c(29.12 KB)
📄 if_ath_lna_div.h(3.18 KB)
📄 if_ath_misc.h(5.35 KB)
📄 if_ath_pci.c(9.83 KB)
📄 if_ath_pci_devlist.h(18.79 KB)
📄 if_ath_rate.c(2.25 KB)
📄 if_ath_rx.c(44.12 KB)
📄 if_ath_rx.h(2.75 KB)
📄 if_ath_rx_edma.c(24.79 KB)
📄 if_ath_rx_edma.h(1.65 KB)
📄 if_ath_spectral.c(7.5 KB)
📄 if_ath_spectral.h(1.89 KB)
📄 if_ath_sysctl.c(44.28 KB)
📄 if_ath_sysctl.h(1.75 KB)
📄 if_ath_tdma.c(21.88 KB)
📄 if_ath_tdma.h(2.46 KB)
📄 if_ath_tsf.h(2.73 KB)
📄 if_ath_tx.c(171.9 KB)
📄 if_ath_tx.h(6.09 KB)
📄 if_ath_tx_edma.c(27.82 KB)
📄 if_ath_tx_edma.h(1.65 KB)
📄 if_ath_tx_ht.c(29 KB)
📄 if_ath_tx_ht.h(2.19 KB)
📄 if_athdfs.h(2.3 KB)
📄 if_athioctl.h(16.2 KB)
📄 if_athrate.h(6.82 KB)
📄 if_athvar.h(58.81 KB)

Editing: if_ath_alq.c

/*-
 * SPDX-License-Identifier: BSD-2-Clause-FreeBSD
 *
 * Copyright (c) 2012 Adrian Chadd
 * All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions
 * are met:
 * 1. Redistributions of source code must retain the above copyright
 *    notice, this list of conditions and the following disclaimer,
 *    without modification.
 * 2. Redistributions in binary form must reproduce at minimum a disclaimer
 *    similar to the "NO WARRANTY" disclaimer below ("Disclaimer") and any
 *    redistribution must be conditioned upon including a substantially
 *    similar Disclaimer requirement for further binary redistribution.
 *
 * NO WARRANTY
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
 * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
 * LIMITED TO, THE IMPLIED WARRANTIES OF NONINFRINGEMENT, MERCHANTIBILITY
 * AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL
 * THE COPYRIGHT HOLDERS OR CONTRIBUTORS BE LIABLE FOR SPECIAL, EXEMPLARY,
 * OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER
 * IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
 * THE POSSIBILITY OF SUCH DAMAGES.
 *
 * $FreeBSD$
 */
#include "opt_ah.h"
#include "opt_ath.h"

#include <sys/param.h>
#include <sys/systm.h>
#include <sys/kernel.h>
#include <sys/module.h>
#include <sys/sysctl.h>
#include <sys/bus.h>
#include <sys/malloc.h>
#include <sys/proc.h>
#include <sys/pcpu.h>
#include <sys/lock.h>
#include <sys/mutex.h>
#include <sys/alq.h>
#include <sys/endian.h>
#include <sys/time.h>

#include <dev/ath/if_ath_alq.h>

#ifdef	ATH_DEBUG_ALQ
static struct ale *
if_ath_alq_get(struct if_ath_alq *alq, int len)
{
	struct ale *ale;

if (alq->sc_alq_isactive == 0)
		return (NULL);

ale = alq_getn(alq->sc_alq_alq, len, ALQ_NOWAIT);
	if (! ale)
		alq->sc_alq_numlost++;
	return (ale);
}

void
if_ath_alq_init(struct if_ath_alq *alq, const char *devname)
{

bzero(alq, sizeof(*alq));

strncpy(alq->sc_alq_devname, devname, ATH_ALQ_DEVNAME_LEN);
	printf("%s (%s): attached\n", __func__, alq->sc_alq_devname);
	snprintf(alq->sc_alq_filename, ATH_ALQ_FILENAME_LEN,
	    "/tmp/ath_%s_alq.log", alq->sc_alq_devname);

/* XXX too conservative, right? */
	alq->sc_alq_qsize = (64*1024);
}

void
if_ath_alq_setcfg(struct if_ath_alq *alq, uint32_t macVer,
    uint32_t macRev, uint32_t phyRev, uint32_t halMagic)
{

/* Store these in network order */
	alq->sc_alq_cfg.sc_mac_version = htobe32(macVer);
	alq->sc_alq_cfg.sc_mac_revision = htobe32(macRev);
	alq->sc_alq_cfg.sc_phy_rev = htobe32(phyRev);
	alq->sc_alq_cfg.sc_hal_magic = htobe32(halMagic);
}

void
if_ath_alq_tidyup(struct if_ath_alq *alq)
{

if_ath_alq_stop(alq);
	printf("%s (%s): detached\n", __func__, alq->sc_alq_devname);
	bzero(alq, sizeof(*alq));
}

int
if_ath_alq_start(struct if_ath_alq *alq)
{
	int error;

if (alq->sc_alq_isactive)
		return (0);

/*
	 * Create a variable-length ALQ.
	 */
	error = alq_open(&alq->sc_alq_alq, alq->sc_alq_filename,
	    curthread->td_ucred, ALQ_DEFAULT_CMODE,
	    alq->sc_alq_qsize, 0);

if (error != 0) {
		printf("%s (%s): failed, err=%d\n", __func__,
		    alq->sc_alq_devname, error);
	} else {
		printf("%s (%s): opened\n", __func__, alq->sc_alq_devname);
		alq->sc_alq_isactive = 1;
		if_ath_alq_post(alq, ATH_ALQ_INIT_STATE,
		    sizeof (struct if_ath_alq_init_state),
		    (char *) &alq->sc_alq_cfg);
	}
	return (error);
}

int
if_ath_alq_stop(struct if_ath_alq *alq)
{

if (alq->sc_alq_isactive == 0)
		return (0);

printf("%s (%s): closed\n", __func__, alq->sc_alq_devname);

alq->sc_alq_isactive = 0;
	alq_close(alq->sc_alq_alq);
	alq->sc_alq_alq = NULL;

return (0);
}

/*
 * Post a debug message to the ALQ.
 *
 * "len" is the size of the buf payload in bytes.
 */
void
if_ath_alq_post(struct if_ath_alq *alq, uint16_t op, uint16_t len,
    const char *buf)
{
	struct if_ath_alq_hdr *ap;
	struct ale *ale;
	struct timeval tv;

if (! if_ath_alq_checkdebug(alq, op))
		return;

microtime(&tv);

/*
	 * Enforce some semblence of sanity on 'len'.
	 * Although strictly speaking, any length is possible -
	 * just be conservative so things don't get out of hand.
	 */
	if (len > ATH_ALQ_PAYLOAD_LEN)
		len = ATH_ALQ_PAYLOAD_LEN;

ale = if_ath_alq_get(alq, len + sizeof(struct if_ath_alq_hdr));

if (ale == NULL)
		return;

ap = (struct if_ath_alq_hdr *) ale->ae_data;
	ap->threadid = htobe64((uint64_t) curthread->td_tid);
	ap->tstamp_sec = htobe32((uint32_t) tv.tv_sec);
	ap->tstamp_usec = htobe32((uint32_t) tv.tv_usec);
	ap->op = htobe16(op);
	ap->len = htobe16(len);

/*
	 * Copy the payload _after_ the header field.
	 */
	if (buf != NULL) {
		memcpy(((char *) ap) + sizeof(struct if_ath_alq_hdr),
		    buf,
		    len);
	}

alq_post(alq->sc_alq_alq, ale);
}
#endif	/* ATH_DEBUG */

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Editing: if_ath_alq.c

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