diff options
| author | Damien Bergamini <damien@cvs.openbsd.org> | 2010-02-07 10:42:25 +0000 |
|---|---|---|
| committer | Damien Bergamini <damien@cvs.openbsd.org> | 2010-02-07 10:42:25 +0000 |
| commit | 6e2e985a389b295b3feccc93de9c21017fe771ca (patch) | |
| tree | 85d05a6b69ae28ce77bf9590be70994e002c86c5 | |
| parent | 025d33e9159969f75bd762f5d8908d655227d3f2 (diff) | |
add a new function to set the AGC since the code is a bit different
for RT3572. fix the initial AGC value for >=RT3070 while i'm here.
| -rw-r--r-- | sys/dev/usb/if_run.c | 36 |
1 files changed, 31 insertions, 5 deletions
diff --git a/sys/dev/usb/if_run.c b/sys/dev/usb/if_run.c index 7035019fa33..86cbb53f8e1 100644 --- a/sys/dev/usb/if_run.c +++ b/sys/dev/usb/if_run.c @@ -1,4 +1,4 @@ -/* $OpenBSD: if_run.c,v 1.39 2010/02/07 10:36:25 damien Exp $ */ +/* $OpenBSD: if_run.c,v 1.40 2010/02/07 10:42:24 damien Exp $ */ /*- * Copyright (c) 2008,2009 Damien Bergamini <damien.bergamini@free.fr> @@ -297,6 +297,7 @@ void run_start(struct ifnet *); void run_watchdog(struct ifnet *); int run_ioctl(struct ifnet *, u_long, caddr_t); void run_select_chan_group(struct run_softc *, int); +void run_set_agc(struct run_softc *, uint8_t); void run_set_rx_antenna(struct run_softc *, int); void run_rt2870_set_chan(struct run_softc *, u_int); void run_rt3070_set_chan(struct run_softc *, u_int); @@ -2277,6 +2278,7 @@ void run_select_chan_group(struct run_softc *sc, int group) { uint32_t tmp; + uint8_t agc; run_bbp_write(sc, 62, 0x37 - sc->lna[group]); run_bbp_write(sc, 63, 0x37 - sc->lna[group]); @@ -2324,10 +2326,18 @@ run_select_chan_group(struct run_softc *sc, int group) run_write(sc, RT2860_TX_PIN_CFG, tmp); /* set initial AGC value */ - if (group == 0) - run_bbp_write(sc, 66, 0x2e + sc->lna[0]); - else - run_bbp_write(sc, 66, 0x32 + (sc->lna[group] * 5) / 3); + if (group == 0) { /* 2GHz band */ + if (sc->mac_ver >= 0x3070) + agc = 0x1c + sc->lna[0] * 2; + else + agc = 0x2e + sc->lna[0]; + } else { /* 5GHz band */ + if (sc->mac_ver == 0x3572) + agc = 0x22 + (sc->lna[group] * 5) / 3; + else + agc = 0x32 + (sc->lna[group] * 5) / 3; + } + run_set_agc(sc, agc); } void @@ -2440,6 +2450,22 @@ run_rt3070_set_chan(struct run_softc *sc, u_int chan) } void +run_set_agc(struct run_softc *sc, uint8_t agc) +{ + uint8_t bbp; + + if (sc->mac_ver == 0x3572) { + run_bbp_read(sc, 27, &bbp); + bbp &= ~(0x3 << 5); + run_bbp_write(sc, 27, bbp | 0 << 5); /* select Rx0 */ + run_bbp_write(sc, 66, agc); + run_bbp_write(sc, 27, bbp | 1 << 5); /* select Rx1 */ + run_bbp_write(sc, 66, agc); + } else + run_bbp_write(sc, 66, agc); +} + +void run_set_rx_antenna(struct run_softc *sc, int aux) { uint32_t tmp; |