forked from Minki/linux
b43: N-PHY: simplify channel switching
Signed-off-by: Rafał Miłecki <zajec5@gmail.com> Signed-off-by: John W. Linville <linville@tuxdriver.com>
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@ -73,7 +73,8 @@ static void b43_nphy_rf_control_override(struct b43_wldev *dev, u16 field,
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u16 value, u8 core, bool off);
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static void b43_nphy_rf_control_intc_override(struct b43_wldev *dev, u8 field,
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u16 value, u8 core);
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static int nphy_channel_switch(struct b43_wldev *dev, unsigned int channel);
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static int b43_nphy_op_switch_channel(struct b43_wldev *dev,
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unsigned int new_channel);
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static inline bool b43_empty_chanspec(struct b43_chanspec *chanspec)
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{
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@ -223,7 +224,7 @@ static void b43_radio_init2055_post(struct b43_wldev *dev)
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if (i)
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b43err(dev->wl, "radio post init timeout\n");
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b43_radio_mask(dev, B2055_CAL_LPOCTL, 0xFF7F);
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nphy_channel_switch(dev, dev->phy.channel);
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b43_nphy_op_switch_channel(dev, dev->phy.channel);
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b43_radio_write(dev, B2055_C1_RX_BB_LPF, 0x9);
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b43_radio_write(dev, B2055_C2_RX_BB_LPF, 0x9);
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b43_radio_write(dev, B2055_C1_RX_BB_MIDACHP, 0x83);
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@ -3438,18 +3439,6 @@ static int b43_nphy_set_chanspec(struct b43_wldev *dev,
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return 0;
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}
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/* Tune the hardware to a new channel */
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static int nphy_channel_switch(struct b43_wldev *dev, unsigned int channel)
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{
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struct b43_phy_n *nphy = dev->phy.n;
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struct b43_chanspec chanspec;
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chanspec = nphy->radio_chanspec;
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chanspec.channel = channel;
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return b43_nphy_set_chanspec(dev, chanspec);
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}
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static int b43_nphy_op_allocate(struct b43_wldev *dev)
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{
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struct b43_phy_n *nphy;
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@ -3570,7 +3559,7 @@ static void b43_nphy_op_software_rfkill(struct b43_wldev *dev,
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} else {
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if (dev->phy.rev >= 3) {
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b43_radio_init2056(dev);
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b43_nphy_set_chanspec(dev, nphy->radio_chanspec);
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b43_nphy_op_switch_channel(dev, dev->phy.channel);
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} else {
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b43_radio_init2055(dev);
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}
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@ -3586,6 +3575,9 @@ static void b43_nphy_op_switch_analog(struct b43_wldev *dev, bool on)
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static int b43_nphy_op_switch_channel(struct b43_wldev *dev,
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unsigned int new_channel)
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{
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struct b43_phy_n *nphy = dev->phy.n;
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struct b43_chanspec chanspec;
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if (b43_current_band(dev->wl) == IEEE80211_BAND_2GHZ) {
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if ((new_channel < 1) || (new_channel > 14))
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return -EINVAL;
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@ -3594,7 +3586,10 @@ static int b43_nphy_op_switch_channel(struct b43_wldev *dev,
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return -EINVAL;
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}
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return nphy_channel_switch(dev, new_channel);
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chanspec = nphy->radio_chanspec;
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chanspec.channel = new_channel;
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return b43_nphy_set_chanspec(dev, chanspec);
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}
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static unsigned int b43_nphy_op_get_default_chan(struct b43_wldev *dev)
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