FreeBSD/Linux Kernel Cross Reference
sys/dev/rtwn/rtl8188e/r88e_init.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) 2015-2016 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/if_rtwn_debug.h>
    
    #include <dev/rtwn/rtl8192c/r92c.h>
    #include <dev/rtwn/rtl8192c/r92c_var.h>
    
    #include <dev/rtwn/rtl8188e/r88e.h>
    #include <dev/rtwn/rtl8188e/r88e_reg.h>
    
    static void
    r88e_crystalcap_write(struct rtwn_softc *sc)
    {
            struct r92c_softc *rs = sc->sc_priv;
            uint32_t reg;
            uint8_t val;
    
            val = rs->crystalcap & 0x3f;
            reg = rtwn_bb_read(sc, R92C_AFE_XTAL_CTRL);
            rtwn_bb_write(sc, R92C_AFE_XTAL_CTRL,
                RW(reg, R92C_AFE_XTAL_CTRL_ADDR, val | val << 6));
    }
    
    void
    r88e_init_bb_common(struct rtwn_softc *sc)
    {
            r92c_init_bb_common(sc);
    
            rtwn_bb_write(sc, R92C_OFDM0_AGCCORE1(0), 0x69553422);
            rtwn_delay(sc, 1);
            rtwn_bb_write(sc, R92C_OFDM0_AGCCORE1(0), 0x69553420);
            rtwn_delay(sc, 1);
    
            r88e_crystalcap_write(sc);
    }

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