diff options
Diffstat (limited to 'drivers/net/wireless/b43legacy/radio.c')
| -rw-r--r-- | drivers/net/wireless/b43legacy/radio.c | 36 |
1 files changed, 20 insertions, 16 deletions
diff --git a/drivers/net/wireless/b43legacy/radio.c b/drivers/net/wireless/b43legacy/radio.c index a361dee664af..318a270cf9b4 100644 --- a/drivers/net/wireless/b43legacy/radio.c +++ b/drivers/net/wireless/b43legacy/radio.c @@ -3,7 +3,7 @@ Broadcom B43legacy wireless driver Copyright (c) 2005 Martin Langer <martin-langer@gmx.de>, - Stefano Brivio <st3@riseup.net> + Stefano Brivio <stefano.brivio@polimi.it> Michael Buesch <mbuesch@freenet.de> Danny van Dyk <kugelfang@gentoo.org> Andreas Jaggi <andreas.jaggi@waterwave.ch> @@ -92,6 +92,7 @@ void b43legacy_radio_lock(struct b43legacy_wldev *dev) u32 status; status = b43legacy_read32(dev, B43legacy_MMIO_STATUS_BITFIELD); + B43legacy_WARN_ON(status & B43legacy_SBF_RADIOREG_LOCK); status |= B43legacy_SBF_RADIOREG_LOCK; b43legacy_write32(dev, B43legacy_MMIO_STATUS_BITFIELD, status); mmiowb(); @@ -104,6 +105,7 @@ void b43legacy_radio_unlock(struct b43legacy_wldev *dev) b43legacy_read16(dev, B43legacy_MMIO_PHY_VER); /* dummy read */ status = b43legacy_read32(dev, B43legacy_MMIO_STATUS_BITFIELD); + B43legacy_WARN_ON(!(status & B43legacy_SBF_RADIOREG_LOCK)); status &= ~B43legacy_SBF_RADIOREG_LOCK; b43legacy_write32(dev, B43legacy_MMIO_STATUS_BITFIELD, status); mmiowb(); @@ -284,12 +286,11 @@ u8 b43legacy_radio_aci_scan(struct b43legacy_wldev *dev) unsigned int j; unsigned int start; unsigned int end; - unsigned long phylock_flags; if (!((phy->type == B43legacy_PHYTYPE_G) && (phy->rev > 0))) return 0; - b43legacy_phy_lock(dev, phylock_flags); + b43legacy_phy_lock(dev); b43legacy_radio_lock(dev); b43legacy_phy_write(dev, 0x0802, b43legacy_phy_read(dev, 0x0802) & 0xFFFC); @@ -323,7 +324,7 @@ u8 b43legacy_radio_aci_scan(struct b43legacy_wldev *dev) ret[j] = 1; } b43legacy_radio_unlock(dev); - b43legacy_phy_unlock(dev, phylock_flags); + b43legacy_phy_unlock(dev); return ret[channel - 1]; } @@ -827,7 +828,7 @@ void b43legacy_calc_nrssi_threshold(struct b43legacy_wldev *dev) case B43legacy_PHYTYPE_B: { if (phy->radio_ver != 0x2050) return; - if (!(dev->dev->bus->sprom.r1.boardflags_lo & + if (!(dev->dev->bus->sprom.boardflags_lo & B43legacy_BFL_RSSI)) return; @@ -857,7 +858,7 @@ void b43legacy_calc_nrssi_threshold(struct b43legacy_wldev *dev) } case B43legacy_PHYTYPE_G: if (!phy->gmode || - !(dev->dev->bus->sprom.r1.boardflags_lo & + !(dev->dev->bus->sprom.boardflags_lo & B43legacy_BFL_RSSI)) { tmp16 = b43legacy_nrssi_hw_read(dev, 0x20); if (tmp16 >= 0x20) @@ -1406,7 +1407,7 @@ static u16 b43legacy_get_812_value(struct b43legacy_wldev *dev, u8 lpd) if (!phy->gmode) return 0; if (!has_loopback_gain(phy)) { - if (phy->rev < 7 || !(dev->dev->bus->sprom.r1.boardflags_lo + if (phy->rev < 7 || !(dev->dev->bus->sprom.boardflags_lo & B43legacy_BFL_EXTLNA)) { switch (lpd) { case LPD(0, 1, 1): @@ -1459,7 +1460,7 @@ static u16 b43legacy_get_812_value(struct b43legacy_wldev *dev, u8 lpd) } loop_or = (loop << 8) | extern_lna_control; - if (phy->rev >= 7 && dev->dev->bus->sprom.r1.boardflags_lo + if (phy->rev >= 7 && dev->dev->bus->sprom.boardflags_lo & B43legacy_BFL_EXTLNA) { if (extern_lna_control) loop_or |= 0x8000; @@ -1550,7 +1551,7 @@ u16 b43legacy_radio_init2050(struct b43legacy_wldev *dev) b43legacy_get_812_value(dev, LPD(0, 1, 1))); if (phy->rev < 7 || - !(dev->dev->bus->sprom.r1.boardflags_lo + !(dev->dev->bus->sprom.boardflags_lo & B43legacy_BFL_EXTLNA)) b43legacy_phy_write(dev, 0x0811, 0x01B3); else @@ -1786,7 +1787,7 @@ int b43legacy_radio_selectchannel(struct b43legacy_wldev *dev, channel2freq_bg(channel)); if (channel == 14) { - if (dev->dev->bus->sprom.r1.country_code == 5) /* JAPAN) */ + if (dev->dev->bus->sprom.country_code == 5) /* JAPAN) */ b43legacy_shm_write32(dev, B43legacy_SHM_SHARED, B43legacy_UCODEFLAGS_OFFSET, b43legacy_shm_read32(dev, @@ -2113,21 +2114,25 @@ void b43legacy_radio_turn_on(struct b43legacy_wldev *dev) B43legacy_BUG_ON(1); } phy->radio_on = 1; - b43legacy_leds_update(dev, 0); } -void b43legacy_radio_turn_off(struct b43legacy_wldev *dev) +void b43legacy_radio_turn_off(struct b43legacy_wldev *dev, bool force) { struct b43legacy_phy *phy = &dev->phy; + if (!phy->radio_on && !force) + return; + if (phy->type == B43legacy_PHYTYPE_G && dev->dev->id.revision >= 5) { u16 rfover, rfoverval; rfover = b43legacy_phy_read(dev, B43legacy_PHY_RFOVER); rfoverval = b43legacy_phy_read(dev, B43legacy_PHY_RFOVERVAL); - phy->radio_off_context.rfover = rfover; - phy->radio_off_context.rfoverval = rfoverval; - phy->radio_off_context.valid = 1; + if (!force) { + phy->radio_off_context.rfover = rfover; + phy->radio_off_context.rfoverval = rfoverval; + phy->radio_off_context.valid = 1; + } b43legacy_phy_write(dev, B43legacy_PHY_RFOVER, rfover | 0x008C); b43legacy_phy_write(dev, B43legacy_PHY_RFOVERVAL, rfoverval & 0xFF73); @@ -2135,7 +2140,6 @@ void b43legacy_radio_turn_off(struct b43legacy_wldev *dev) b43legacy_phy_write(dev, 0x0015, 0xAA00); phy->radio_on = 0; b43legacydbg(dev->wl, "Radio initialized\n"); - b43legacy_leds_update(dev, 0); } void b43legacy_radio_clear_tssi(struct b43legacy_wldev *dev) |