freebsd-nq/sys/dev/rtwn/rtl8192c/r92c_attach.c
2020-09-01 21:33:31 +00:00

80 lines
2.3 KiB
C

/* $OpenBSD: if_urtwn.c,v 1.16 2011/02/10 17:26:40 jakemsr Exp $ */
/*-
* Copyright (c) 2010 Damien Bergamini <damien.bergamini@free.fr>
* Copyright (c) 2014 Kevin Lo <kevlo@FreeBSD.org>
* Copyright (c) 2016 Andriy Voskoboinyk <avos@FreeBSD.org>
*
* Permission to use, copy, modify, and 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.
*/
#include <sys/cdefs.h>
__FBSDID("$FreeBSD$");
#include "opt_wlan.h"
#include <sys/param.h>
#include <sys/lock.h>
#include <sys/mutex.h>
#include <sys/mbuf.h>
#include <sys/kernel.h>
#include <sys/socket.h>
#include <sys/systm.h>
#include <sys/malloc.h>
#include <sys/queue.h>
#include <sys/taskqueue.h>
#include <sys/bus.h>
#include <sys/endian.h>
#include <sys/linker.h>
#include <net/if.h>
#include <net/ethernet.h>
#include <net/if_media.h>
#include <net80211/ieee80211_var.h>
#include <net80211/ieee80211_radiotap.h>
#include <dev/rtwn/if_rtwnreg.h>
#include <dev/rtwn/if_rtwnvar.h>
#include <dev/rtwn/rtl8192c/r92c.h>
#include <dev/rtwn/rtl8192c/r92c_reg.h>
#include <dev/rtwn/rtl8192c/r92c_var.h>
void
r92c_detach_private(struct rtwn_softc *sc)
{
struct r92c_softc *rs = sc->sc_priv;
free(rs, M_RTWN_PRIV);
}
void
r92c_read_chipid_vendor(struct rtwn_softc *sc, uint32_t reg_sys_cfg)
{
struct r92c_softc *rs = sc->sc_priv;
if (reg_sys_cfg & R92C_SYS_CFG_TYPE_92C) {
rs->chip |= R92C_CHIP_92C;
/* Check if it is a castrated 8192C. */
if (MS(rtwn_read_4(sc, R92C_HPON_FSM),
R92C_HPON_FSM_CHIP_BONDING_ID) ==
R92C_HPON_FSM_CHIP_BONDING_ID_92C_1T2R)
rs->chip |= R92C_CHIP_92C_1T2R;
}
if (reg_sys_cfg & R92C_SYS_CFG_VENDOR_UMC) {
if (MS(reg_sys_cfg, R92C_SYS_CFG_CHIP_VER_RTL) == 0)
rs->chip |= R92C_CHIP_UMC_A_CUT;
}
}