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b43: HT-PHY: implement radio ops

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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 <zajec5@gmail.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
This commit is contained in:
Rafał Miłecki 2011-06-16 01:59:19 +02:00 committed by John W. Linville
parent d816ab26f6
commit 4cabd4254b
1 changed files with 17 additions and 1 deletions
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18
drivers/net/wireless/b43/phy_ht.c
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@ -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,