From: Rafał Miłecki Date: Wed, 15 Jun 2011 23:59:19 +0000 (+0200) Subject: b43: HT-PHY: implement radio ops X-Git-Tag: v3.12-rc1~4755^2~12^2~42^2~407 X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=4cabd4254bc6b52a65da859a2c7591f67199ca81;p=kernel%2Fkernel-generic.git b43: HT-PHY: implement radio ops Every PHY has some specific bit used for reading radio regs. Analyze of MMIO dumps from BCM4331 and ndiswrapper has shown it is 0x200 for HT. radio_read(0x037f) -> 0x0073 radio_write(0x017f) <- 0x0072 Signed-off-by: Rafał Miłecki Signed-off-by: John W. Linville --- diff --git a/drivers/net/wireless/b43/phy_ht.c b/drivers/net/wireless/b43/phy_ht.c index 320be0e..e535041 100644 --- a/drivers/net/wireless/b43/phy_ht.c +++ b/drivers/net/wireless/b43/phy_ht.c @@ -90,6 +90,22 @@ static void b43_phy_ht_op_maskset(struct b43_wldev *dev, u16 reg, u16 mask, (b43_read16(dev, B43_MMIO_PHY_DATA) & mask) | set); } +static u16 b43_phy_ht_op_radio_read(struct b43_wldev *dev, u16 reg) +{ + /* HT-PHY needs 0x200 for read access */ + reg |= 0x200; + + b43_write16(dev, B43_MMIO_RADIO24_CONTROL, reg); + return b43_read16(dev, B43_MMIO_RADIO24_DATA); +} + +static void b43_phy_ht_op_radio_write(struct b43_wldev *dev, u16 reg, + u16 value) +{ + b43_write16(dev, B43_MMIO_RADIO24_CONTROL, reg); + b43_write16(dev, B43_MMIO_RADIO24_DATA, value); +} + /************************************************** * PHY ops struct. **************************************************/ @@ -104,9 +120,9 @@ const struct b43_phy_operations b43_phyops_ht = { .phy_read = b43_phy_ht_op_read, .phy_write = b43_phy_ht_op_write, .phy_maskset = b43_phy_ht_op_maskset, - /* .radio_read = b43_phy_ht_op_radio_read, .radio_write = b43_phy_ht_op_radio_write, + /* .software_rfkill = b43_phy_ht_op_software_rfkill, .switch_analog = b43_phy_ht_op_switch_analog, .switch_channel = b43_phy_ht_op_switch_channel,