On 02/09/2010 02:04 PM, Rafał Miłecki wrote:
> Signed-off-by: Rafał Miłecki <zaj...@gmail.com>
> ---
> drivers/net/wireless/b43/phy_n.c | 87
> +++++++++++++++++++++++++++-----------
> drivers/net/wireless/b43/phy_n.h | 1 +
> 2 files changed, 63 insertions(+), 25 deletions(-)
>
> diff --git a/drivers/net/wireless/b43/phy_n.c
> b/drivers/net/wireless/b43/phy_n.c
> index 19d4f11..49256bf 100644
> --- a/drivers/net/wireless/b43/phy_n.c
> +++ b/drivers/net/wireless/b43/phy_n.c
> @@ -72,6 +72,7 @@ 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 inline bool b43_empty_chanspec(struct b43_chanspec *chanspec)
> {
> @@ -172,31 +173,6 @@ static void b43_radio_2055_setup(struct b43_wldev *dev,
> udelay(300);
> }
>
> -/* Tune the hardware to a new channel. */
> -static int nphy_channel_switch(struct b43_wldev *dev, unsigned int channel)
> -{
> - const struct b43_nphy_channeltab_entry *tabent;
> -
> - tabent = b43_nphy_get_chantabent(dev, channel);
> - if (!tabent)
> - return -ESRCH;
> -
> - //FIXME enable/disable band select upper20 in RXCTL
> - if (0 /*FIXME 5Ghz*/)
> - b43_radio_maskset(dev, B2055_MASTER1, 0xFF8F, 0x20);
> - else
> - b43_radio_maskset(dev, B2055_MASTER1, 0xFF8F, 0x50);
> - b43_radio_2055_setup(dev, tabent);
> - if (0 /*FIXME 5Ghz*/)
> - b43_phy_set(dev, B43_NPHY_BANDCTL, B43_NPHY_BANDCTL_5GHZ);
> - else
> - b43_phy_mask(dev, B43_NPHY_BANDCTL, ~B43_NPHY_BANDCTL_5GHZ);
> - b43_chantab_phy_upload(dev, tabent);
> - b43_nphy_tx_power_fix(dev);
> -
> - return 0;
> -}
> -
> static void b43_radio_init2055_pre(struct b43_wldev *dev)
> {
> b43_phy_mask(dev, B43_NPHY_RFCTL_CMD,
> @@ -3345,6 +3321,67 @@ static void b43_nphy_chanspec_setup(struct b43_wldev
> *dev,
> b43_nphy_spur_workaround(dev);
> }
>
> +/* http://bcm-v4.sipsolutions.net/802.11/PHY/N/SetChanspec */
> +static int b43_nphy_set_chanspec(struct b43_wldev *dev,
> + struct b43_chanspec chanspec)
> +{
> + struct b43_phy_n *nphy = dev->phy.n;
> +
> + const struct b43_nphy_channeltab_entry *tabent;
> +
> + u8 tmp;
> + u8 channel = chanspec.channel;
> +
> + if (dev->phy.rev >= 3) {
> + /* TODO */
> + }
> +
> + nphy->radio_chanspec = chanspec;
> +
> + if (chanspec.b_width != nphy->b_widht)
> + ; /* TODO: BMAC BW Set (chanspec.b_width) */
> +
> + /* TODO: use defines */
> + if (chanspec.b_width == 3) {
> + if (chanspec.sideband == 2)
> + b43_phy_set(dev, B43_NPHY_RXCTL,
> + B43_NPHY_RXCTL_BSELU20);
> + else
> + b43_phy_mask(dev, B43_NPHY_RXCTL,
> + ~B43_NPHY_RXCTL_BSELU20);
> + }
> +
> + if (dev->phy.rev >= 3) {
> + tmp = (chanspec.b_freq == 1) ? 4 : 0;
> + b43_radio_maskset(dev, 0x08, 0xFFFB, tmp);
> + /* TODO: PHY Radio2056 Setup (chan_info_ptr[i]) */
> + /* TODO: N PHY Chanspec Setup (chan_info_ptr[i]) */
> + } else {
> + tabent = b43_nphy_get_chantabent(dev, channel);
> + if (!tabent)
> + return -ESRCH;
> +
> + tmp = (chanspec.b_freq == 1) ? 0x0020 : 0x0050;
> + b43_radio_maskset(dev, B2055_MASTER1, 0xFF8F, tmp);
> + b43_radio_2055_setup(dev, tabent);
> + b43_nphy_chanspec_setup(dev, tabent, chanspec);
> + }
> +
> + 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;
> diff --git a/drivers/net/wireless/b43/phy_n.h
> b/drivers/net/wireless/b43/phy_n.h
> index e7acae2..26d01fe 100644
> --- a/drivers/net/wireless/b43/phy_n.h
> +++ b/drivers/net/wireless/b43/phy_n.h
> @@ -984,6 +984,7 @@ struct b43_phy_n {
> u16 papd_epsilon_offset[2];
> s32 preamble_override;
> u32 bb_mult_save;
> + u8 b_widht;
Typo here?
> struct b43_chanspec radio_chanspec;
>
> bool gain_boost;
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