diff options
author | Rafał Miłecki <zajec5@gmail.com> | 2010-10-06 01:50:06 -0400 |
---|---|---|
committer | John W. Linville <linville@tuxdriver.com> | 2010-10-06 16:30:41 -0400 |
commit | 5e7ee098ce2795e0c2628686dd97fc64bcc11594 (patch) | |
tree | e72603429a3d894521c0a37c03bac884e43fe393 /drivers/net/wireless | |
parent | d537f5fdfcc9c57c1e3b9fb316a4bed2bf7597e7 (diff) |
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/net/wireless')
-rw-r--r-- | drivers/net/wireless/b43/phy_n.c | 27 |
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, | |||
73 | u16 value, u8 core, bool off); | 73 | u16 value, u8 core, bool off); |
74 | static void b43_nphy_rf_control_intc_override(struct b43_wldev *dev, u8 field, | 74 | static void b43_nphy_rf_control_intc_override(struct b43_wldev *dev, u8 field, |
75 | u16 value, u8 core); | 75 | u16 value, u8 core); |
76 | static int nphy_channel_switch(struct b43_wldev *dev, unsigned int channel); | 76 | static int b43_nphy_op_switch_channel(struct b43_wldev *dev, |
77 | unsigned int new_channel); | ||
77 | 78 | ||
78 | static inline bool b43_empty_chanspec(struct b43_chanspec *chanspec) | 79 | static inline bool b43_empty_chanspec(struct b43_chanspec *chanspec) |
79 | { | 80 | { |
@@ -223,7 +224,7 @@ static void b43_radio_init2055_post(struct b43_wldev *dev) | |||
223 | if (i) | 224 | if (i) |
224 | b43err(dev->wl, "radio post init timeout\n"); | 225 | b43err(dev->wl, "radio post init timeout\n"); |
225 | b43_radio_mask(dev, B2055_CAL_LPOCTL, 0xFF7F); | 226 | b43_radio_mask(dev, B2055_CAL_LPOCTL, 0xFF7F); |
226 | nphy_channel_switch(dev, dev->phy.channel); | 227 | b43_nphy_op_switch_channel(dev, dev->phy.channel); |
227 | b43_radio_write(dev, B2055_C1_RX_BB_LPF, 0x9); | 228 | b43_radio_write(dev, B2055_C1_RX_BB_LPF, 0x9); |
228 | b43_radio_write(dev, B2055_C2_RX_BB_LPF, 0x9); | 229 | b43_radio_write(dev, B2055_C2_RX_BB_LPF, 0x9); |
229 | b43_radio_write(dev, B2055_C1_RX_BB_MIDACHP, 0x83); | 230 | b43_radio_write(dev, B2055_C1_RX_BB_MIDACHP, 0x83); |
@@ -3438,18 +3439,6 @@ static int b43_nphy_set_chanspec(struct b43_wldev *dev, | |||
3438 | return 0; | 3439 | return 0; |
3439 | } | 3440 | } |
3440 | 3441 | ||
3441 | /* Tune the hardware to a new channel */ | ||
3442 | static int nphy_channel_switch(struct b43_wldev *dev, unsigned int channel) | ||
3443 | { | ||
3444 | struct b43_phy_n *nphy = dev->phy.n; | ||
3445 | |||
3446 | struct b43_chanspec chanspec; | ||
3447 | chanspec = nphy->radio_chanspec; | ||
3448 | chanspec.channel = channel; | ||
3449 | |||
3450 | return b43_nphy_set_chanspec(dev, chanspec); | ||
3451 | } | ||
3452 | |||
3453 | static int b43_nphy_op_allocate(struct b43_wldev *dev) | 3442 | static int b43_nphy_op_allocate(struct b43_wldev *dev) |
3454 | { | 3443 | { |
3455 | struct b43_phy_n *nphy; | 3444 | struct b43_phy_n *nphy; |
@@ -3570,7 +3559,7 @@ static void b43_nphy_op_software_rfkill(struct b43_wldev *dev, | |||
3570 | } else { | 3559 | } else { |
3571 | if (dev->phy.rev >= 3) { | 3560 | if (dev->phy.rev >= 3) { |
3572 | b43_radio_init2056(dev); | 3561 | b43_radio_init2056(dev); |
3573 | b43_nphy_set_chanspec(dev, nphy->radio_chanspec); | 3562 | b43_nphy_op_switch_channel(dev, dev->phy.channel); |
3574 | } else { | 3563 | } else { |
3575 | b43_radio_init2055(dev); | 3564 | b43_radio_init2055(dev); |
3576 | } | 3565 | } |
@@ -3586,6 +3575,9 @@ static void b43_nphy_op_switch_analog(struct b43_wldev *dev, bool on) | |||
3586 | static int b43_nphy_op_switch_channel(struct b43_wldev *dev, | 3575 | static int b43_nphy_op_switch_channel(struct b43_wldev *dev, |
3587 | unsigned int new_channel) | 3576 | unsigned int new_channel) |
3588 | { | 3577 | { |
3578 | struct b43_phy_n *nphy = dev->phy.n; | ||
3579 | struct b43_chanspec chanspec; | ||
3580 | |||
3589 | if (b43_current_band(dev->wl) == IEEE80211_BAND_2GHZ) { | 3581 | if (b43_current_band(dev->wl) == IEEE80211_BAND_2GHZ) { |
3590 | if ((new_channel < 1) || (new_channel > 14)) | 3582 | if ((new_channel < 1) || (new_channel > 14)) |
3591 | return -EINVAL; | 3583 | return -EINVAL; |
@@ -3594,7 +3586,10 @@ static int b43_nphy_op_switch_channel(struct b43_wldev *dev, | |||
3594 | return -EINVAL; | 3586 | return -EINVAL; |
3595 | } | 3587 | } |
3596 | 3588 | ||
3597 | return nphy_channel_switch(dev, new_channel); | 3589 | chanspec = nphy->radio_chanspec; |
3590 | chanspec.channel = new_channel; | ||
3591 | |||
3592 | return b43_nphy_set_chanspec(dev, chanspec); | ||
3598 | } | 3593 | } |
3599 | 3594 | ||
3600 | static unsigned int b43_nphy_op_get_default_chan(struct b43_wldev *dev) | 3595 | static unsigned int b43_nphy_op_get_default_chan(struct b43_wldev *dev) |