[PATCH 2/4] b43: set TMS to work with current band width for N-PHY

[Rafał Miłecki]

Signed-off-by: Rafał Miłecki <zaj...@gmail.com>
---
 drivers/net/wireless/b43/main.c       |    6 ++++++
 drivers/net/wireless/b43/phy_common.c |    7 +++++++
 drivers/net/wireless/b43/phy_common.h |    2 ++
 drivers/net/wireless/b43/phy_n.c      |    7 -------
 4 files changed, 15 insertions(+), 7 deletions(-)

diff --git a/drivers/net/wireless/b43/main.c b/drivers/net/wireless/b43/main.c
index fa48803..670fd7b 100644
--- a/drivers/net/wireless/b43/main.c
+++ b/drivers/net/wireless/b43/main.c
@@ -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. */
 
diff --git a/drivers/net/wireless/b43/phy_common.c 
b/drivers/net/wireless/b43/phy_common.c
index 0a91fc3..412f1b6 100644
--- a/drivers/net/wireless/b43/phy_common.c
+++ b/drivers/net/wireless/b43/phy_common.c
@@ -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)
 {
diff --git a/drivers/net/wireless/b43/phy_common.h 
b/drivers/net/wireless/b43/phy_common.h
index 2ed60e5..2401bee 100644
--- a/drivers/net/wireless/b43/phy_common.h
+++ b/drivers/net/wireless/b43/phy_common.h
@@ -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_ */
diff --git a/drivers/net/wireless/b43/phy_n.c b/drivers/net/wireless/b43/phy_n.c
index d41da7f..3517341 100644
--- a/drivers/net/wireless/b43/phy_n.c
+++ b/drivers/net/wireless/b43/phy_n.c
@@ -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
 }
-- 
1.6.3.3


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