freebsd-dev/sys/dev/rtwn/rtl8192e/r92e_fw.c
Kevin Lo 60b9567d16 Add support for the Realtek RTL8192EU chipset.
Committed over the D-Link DWA-131 rev E1 on amd64 with WPA.

Reviewed by:	avos
2017-01-24 02:35:38 +00:00

138 lines
3.9 KiB
C

/*-
* Copyright (c) 2017 Kevin Lo <kevlo@FreeBSD.org>
* 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.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, 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 DAMAGE.
*/
#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/rtl8188e/r88e.h>
#include <dev/rtwn/rtl8188e/r88e_reg.h>
#include <dev/rtwn/rtl8812a/r12a_fw_cmd.h>
#include <dev/rtwn/rtl8192e/r92e.h>
#ifndef RTWN_WITHOUT_UCODE
void
r92e_fw_reset(struct rtwn_softc *sc, int reason)
{
/* Reset MCU IO wrapper. */
rtwn_setbits_1(sc, R92C_RSV_CTRL + 1, 0x01, 0);
rtwn_setbits_1_shift(sc, R92C_SYS_FUNC_EN,
R92C_SYS_FUNC_EN_CPUEN, 0, 1);
/* Enable MCU IO wrapper. */
rtwn_setbits_1(sc, R92C_RSV_CTRL + 1, 0, 0x01);
rtwn_setbits_1_shift(sc, R92C_SYS_FUNC_EN,
0, R92C_SYS_FUNC_EN_CPUEN, 1);
}
void
r92e_set_media_status(struct rtwn_softc *sc, int macid)
{
struct r88e_fw_cmd_msrrpt status;
if (macid & RTWN_MACID_VALID)
status.msrb0 = R88E_MSRRPT_B0_ASSOC;
else
status.msrb0 = R88E_MSRRPT_B0_DISASSOC;
status.macid = (macid & ~RTWN_MACID_VALID);
if (r88e_fw_cmd(sc, R88E_CMD_MSR_RPT, &status, sizeof(status)) != 0) {
device_printf(sc->sc_dev, "%s: cannot change media status!\n",
__func__);
}
}
int
r92e_set_pwrmode(struct rtwn_softc *sc, struct ieee80211vap *vap, int off)
{
struct r12a_fw_cmd_pwrmode mode;
int error;
if (off && vap->iv_state == IEEE80211_S_RUN &&
(vap->iv_flags & IEEE80211_F_PMGTON)) {
mode.mode = R88E_PWRMODE_LEG;
/*
* TODO: switch to RFOFF state
* (something is missing here - Rx stops with it).
*/
#ifdef RTWN_TODO
mode.pwr_state = R88E_PWRMODE_STATE_RFOFF;
#else
mode.pwr_state = R88E_PWRMODE_STATE_RFON;
#endif
} else {
mode.mode = R88E_PWRMODE_CAM;
mode.pwr_state = R88E_PWRMODE_STATE_ALLON;
}
mode.pwrb1 =
SM(R88E_PWRMODE_B1_SMART_PS, R88E_PWRMODE_B1_LEG_NULLDATA) |
SM(R88E_PWRMODE_B1_RLBM, R88E_PWRMODE_B1_MODE_MIN);
/* XXX ignored */
mode.bcn_pass = 0;
mode.queue_uapsd = 0;
mode.pwrb5 = 0;
error = r88e_fw_cmd(sc, R88E_CMD_SET_PWRMODE, &mode, sizeof(mode));
if (error != 0) {
device_printf(sc->sc_dev,
"%s: CMD_SET_PWRMODE was not sent, error %d\n",
__func__, error);
}
return (error);
}
#endif