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b43: set TMS to work with current band width for N-PHY 

Signed-off-by: Rafał Miłecki <zajec5@gmail.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
hifive-unleashed-5.1
Rafał Miłecki 2010-12-07 21:55:58 +01:00 committed by John W. Linville
parent c7455cf988
commit abc1f7cd53
4 changed files with 15 additions and 7 deletions
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6
drivers/net/wireless/b43/main.c
View File

@ -1150,6 +1150,12 @@ void b43_wireless_core_reset(struct b43_wldev *dev, u32 flags)
flags |= B43_TMSLOW_PHYCLKEN;
flags |= B43_TMSLOW_PHYRESET;
if (dev->phy.type == B43_PHYTYPE_N) {
if (b43_channel_type_is_40mhz(dev->phy.channel_type))
flags |= B43_TMSLOW_PHYCLKSPEED_160MHZ;
else
flags |= B43_TMSLOW_PHYCLKSPEED_80MHZ;
}
ssb_device_enable(dev->dev, flags);
msleep(2); /* Wait for the PLL to turn on. */

7
drivers/net/wireless/b43/phy_common.c
View File

@ -429,6 +429,13 @@ void b43_phyop_switch_analog_generic(struct b43_wldev *dev, bool on)
b43_write16(dev, B43_MMIO_PHY0, on ? 0 : 0xF4);
}
bool b43_channel_type_is_40mhz(enum nl80211_channel_type channel_type)
{
return (channel_type == NL80211_CHAN_HT40MINUS ||
channel_type == NL80211_CHAN_HT40PLUS);
}
/* http://bcm-v4.sipsolutions.net/802.11/PHY/Cordic */
struct b43_c32 b43_cordic(int theta)
{

2
drivers/net/wireless/b43/phy_common.h
View File

@ -436,6 +436,8 @@ int b43_phy_shm_tssi_read(struct b43_wldev *dev, u16 shm_offset);
*/
void b43_phyop_switch_analog_generic(struct b43_wldev *dev, bool on);
bool b43_channel_type_is_40mhz(enum nl80211_channel_type channel_type);
struct b43_c32 b43_cordic(int theta);
#endif /* LINUX_B43_PHY_COMMON_H_ */

7
drivers/net/wireless/b43/phy_n.c
View File

@ -88,13 +88,6 @@ static void b43_nphy_rf_control_override(struct b43_wldev *dev, u16 field,
static void b43_nphy_rf_control_intc_override(struct b43_wldev *dev, u8 field,
u16 value, u8 core);
static inline bool b43_channel_type_is_40mhz(
enum nl80211_channel_type channel_type)
{
return (channel_type == NL80211_CHAN_HT40MINUS ||
channel_type == NL80211_CHAN_HT40PLUS);
}
void b43_nphy_set_rxantenna(struct b43_wldev *dev, int antenna)
{//TODO
}