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 <[email protected]>
---
MMIO dump for BCM43224 from wl:
[PHY CHECK]
 read16 0xfaafc3e0 -> 0x8406
[ANALOG ON]
phy_write(0x00a6) <- 0x000d
phy_write(0x008f) <- 0x0000
phy_write(0x00a7) <- 0x000d
phy_write(0x00a5) <- 0x0000
[RADIO CHECK]
 radio_read(0x0001) -> 0x617f

MMIO dump for BCM4331 from ndiswrapper:
[PHY CHECK]
 read16 0xb06003e0 -> 0x9701
[ANALOG ON]
phy_write(0x0911) <- 0x00cd
phy_write(0x0910) <- 0x0000
phy_write(0x0915) <- 0x00cd
phy_write(0x0914) <- 0x0000
phy_write(0x0919) <- 0x00cd
phy_write(0x0918) <- 0x0000
[RADIO CHECK]
 radio_read(0x0000) -> 0x0010
---
 drivers/net/wireless/b43/phy_ht.c |   21 +++++++++++++++++++++
 drivers/net/wireless/b43/phy_ht.h |    7 +++++++
 2 files changed, 28 insertions(+), 0 deletions(-)

diff --git a/drivers/net/wireless/b43/phy_ht.c 
b/drivers/net/wireless/b43/phy_ht.c
index e535041..5777cdb 100644
--- a/drivers/net/wireless/b43/phy_ht.c
+++ b/drivers/net/wireless/b43/phy_ht.c
@@ -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,
diff --git a/drivers/net/wireless/b43/phy_ht.h 
b/drivers/net/wireless/b43/phy_ht.h
index aabad6f..84ac47c 100644
--- a/drivers/net/wireless/b43/phy_ht.h
+++ b/drivers/net/wireless/b43/phy_ht.h
@@ -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 {
 };
-- 
1.7.3.4


_______________________________________________
b43-dev mailing list
[email protected]
http://lists.infradead.org/mailman/listinfo/b43-dev

Reply via email to