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b43: HT-PHY: implement switching analog 

Turning it on is always done between reading PHY version and radio
version, so it was easy to find it in MMIO dumps from ndiswrapper.
Turning off is done by writing different values to the same registers.

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 01:59:20 +02:00 committed by John W. Linville
parent 4cabd4254b
commit a8e827495a
2 changed files with 28 additions and 0 deletions
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21
drivers/net/wireless/b43/phy_ht.c
View File

@ -59,6 +59,25 @@ static void b43_phy_ht_op_free(struct b43_wldev *dev)
phy->ht = NULL;
}
static void b43_phy_ht_op_switch_analog(struct b43_wldev *dev, bool on)
{
if (on) {
b43_phy_write(dev, B43_PHY_HT_AFE_CTL2, 0x00cd);
b43_phy_write(dev, B43_PHY_HT_AFE_CTL1, 0x0000);
b43_phy_write(dev, B43_PHY_HT_AFE_CTL4, 0x00cd);
b43_phy_write(dev, B43_PHY_HT_AFE_CTL3, 0x0000);
b43_phy_write(dev, B43_PHY_HT_AFE_CTL6, 0x00cd);
b43_phy_write(dev, B43_PHY_HT_AFE_CTL5, 0x0000);
} else {
b43_phy_write(dev, B43_PHY_HT_AFE_CTL1, 0x07ff);
b43_phy_write(dev, B43_PHY_HT_AFE_CTL2, 0x00fd);
b43_phy_write(dev, B43_PHY_HT_AFE_CTL3, 0x07ff);
b43_phy_write(dev, B43_PHY_HT_AFE_CTL4, 0x00fd);
b43_phy_write(dev, B43_PHY_HT_AFE_CTL5, 0x07ff);
b43_phy_write(dev, B43_PHY_HT_AFE_CTL6, 0x00fd);
}
}
static unsigned int b43_phy_ht_op_get_default_chan(struct b43_wldev *dev)
{
if (b43_current_band(dev->wl) == IEEE80211_BAND_2GHZ)
@ -124,7 +143,9 @@ const struct b43_phy_operations b43_phyops_ht = {
.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,
*/
.get_default_chan = b43_phy_ht_op_get_default_chan,

7
drivers/net/wireless/b43/phy_ht.h
View File

@ -8,6 +8,13 @@
#define B43_PHY_HT_TABLE_DATALO 0x073 /* Table data low */
#define B43_PHY_HT_TABLE_DATAHI 0x074 /* Table data high */
#define B43_PHY_HT_AFE_CTL1 B43_PHY_EXTG(0x110)
#define B43_PHY_HT_AFE_CTL2 B43_PHY_EXTG(0x111)
#define B43_PHY_HT_AFE_CTL3 B43_PHY_EXTG(0x114)
#define B43_PHY_HT_AFE_CTL4 B43_PHY_EXTG(0x115)
#define B43_PHY_HT_AFE_CTL5 B43_PHY_EXTG(0x118)
#define B43_PHY_HT_AFE_CTL6 B43_PHY_EXTG(0x119)
struct b43_phy_ht {
};