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authorRafał Miłecki <zajec5@gmail.com>2010-10-06 09:50:06 +0400
committerJohn W. Linville <linville@tuxdriver.com>2010-10-07 00:30:41 +0400
commit5e7ee098ce2795e0c2628686dd97fc64bcc11594 (patch)
treee72603429a3d894521c0a37c03bac884e43fe393 /drivers
parentd537f5fdfcc9c57c1e3b9fb316a4bed2bf7597e7 (diff)
downloadlinux-5e7ee098ce2795e0c2628686dd97fc64bcc11594.tar.xz
b43: N-PHY: simplify channel switching
Signed-off-by: Rafał Miłecki <zajec5@gmail.com> Signed-off-by: John W. Linville <linville@tuxdriver.com>
Diffstat (limited to 'drivers')
-rw-r--r--drivers/net/wireless/b43/phy_n.c27
1 files changed, 11 insertions, 16 deletions
diff --git a/drivers/net/wireless/b43/phy_n.c b/drivers/net/wireless/b43/phy_n.c
index 5f0ce35bbe27..74c32b06efa1 100644
--- a/drivers/net/wireless/b43/phy_n.c
+++ b/drivers/net/wireless/b43/phy_n.c
@@ -73,7 +73,8 @@ static void b43_nphy_rf_control_override(struct b43_wldev *dev, u16 field,
u16 value, u8 core, bool off);
static void b43_nphy_rf_control_intc_override(struct b43_wldev *dev, u8 field,
u16 value, u8 core);
-static int nphy_channel_switch(struct b43_wldev *dev, unsigned int channel);
+static int b43_nphy_op_switch_channel(struct b43_wldev *dev,
+ unsigned int new_channel);
static inline bool b43_empty_chanspec(struct b43_chanspec *chanspec)
{
@@ -223,7 +224,7 @@ static void b43_radio_init2055_post(struct b43_wldev *dev)
if (i)
b43err(dev->wl, "radio post init timeout\n");
b43_radio_mask(dev, B2055_CAL_LPOCTL, 0xFF7F);
- nphy_channel_switch(dev, dev->phy.channel);
+ b43_nphy_op_switch_channel(dev, dev->phy.channel);
b43_radio_write(dev, B2055_C1_RX_BB_LPF, 0x9);
b43_radio_write(dev, B2055_C2_RX_BB_LPF, 0x9);
b43_radio_write(dev, B2055_C1_RX_BB_MIDACHP, 0x83);
@@ -3438,18 +3439,6 @@ static int b43_nphy_set_chanspec(struct b43_wldev *dev,
return 0;
}
-/* Tune the hardware to a new channel */
-static int nphy_channel_switch(struct b43_wldev *dev, unsigned int channel)
-{
- struct b43_phy_n *nphy = dev->phy.n;
-
- struct b43_chanspec chanspec;
- chanspec = nphy->radio_chanspec;
- chanspec.channel = channel;
-
- return b43_nphy_set_chanspec(dev, chanspec);
-}
-
static int b43_nphy_op_allocate(struct b43_wldev *dev)
{
struct b43_phy_n *nphy;
@@ -3570,7 +3559,7 @@ static void b43_nphy_op_software_rfkill(struct b43_wldev *dev,
} else {
if (dev->phy.rev >= 3) {
b43_radio_init2056(dev);
- b43_nphy_set_chanspec(dev, nphy->radio_chanspec);
+ b43_nphy_op_switch_channel(dev, dev->phy.channel);
} else {
b43_radio_init2055(dev);
}
@@ -3586,6 +3575,9 @@ static void b43_nphy_op_switch_analog(struct b43_wldev *dev, bool on)
static int b43_nphy_op_switch_channel(struct b43_wldev *dev,
unsigned int new_channel)
{
+ struct b43_phy_n *nphy = dev->phy.n;
+ struct b43_chanspec chanspec;
+
if (b43_current_band(dev->wl) == IEEE80211_BAND_2GHZ) {
if ((new_channel < 1) || (new_channel > 14))
return -EINVAL;
@@ -3594,7 +3586,10 @@ static int b43_nphy_op_switch_channel(struct b43_wldev *dev,
return -EINVAL;
}
- return nphy_channel_switch(dev, new_channel);
+ chanspec = nphy->radio_chanspec;
+ chanspec.channel = new_channel;
+
+ return b43_nphy_set_chanspec(dev, chanspec);
}
static unsigned int b43_nphy_op_get_default_chan(struct b43_wldev *dev)