On Wed, Dec 01, 2010 at 10:15:31PM +0530, Felix Fietkau wrote:
> On 2010-12-01 8:32 AM, Vasanthakumar Thiagarajan wrote:
> > Signed-off-by: Vasanthakumar Thiagarajan <vasanth@xxxxxxxxxxx>
> > ---
> > drivers/net/wireless/ath/ath9k/ar9003_phy.c | 25 ++++++++++++++++++++++++-
> > 1 files changed, 24 insertions(+), 1 deletions(-)
> >
> > diff --git a/drivers/net/wireless/ath/ath9k/ar9003_phy.c b/drivers/net/wireless/ath/ath9k/ar9003_phy.c
> > index 4e35bda..4739af1 100644
> > --- a/drivers/net/wireless/ath/ath9k/ar9003_phy.c
> > +++ b/drivers/net/wireless/ath/ath9k/ar9003_phy.c
> > @@ -25,6 +25,24 @@ static const int cycpwrThr1_table[] =
> > /* level: 0 1 2 3 4 5 6 7 8 */
> > { -6, -4, -2, 0, 2, 4, 6, 8 }; /* lvl 0-7, default 3 */
> >
> > +/* Chansel table used by ar9485 */
> > +static const u32 ar9003_chansel_xtal_40M[] = {
> > + 0xa0ccbe,
> > + 0xa12213,
> > + 0xa17769,
> > + 0xa1ccbe,
> > + 0xa22213,
> > + 0xa27769,
> > + 0xa2ccbe,
> > + 0xa32213,
> > + 0xa37769,
> > + 0xa3ccbe,
> > + 0xa42213,
> > + 0xa47769,
> > + 0xa4ccbe,
> > + 0xa5998b,
> > +};
> > +
> > /*
> > * register values to turn OFDM weak signal detection OFF
> > */
> > @@ -75,7 +93,12 @@ static int ar9003_hw_set_channel(struct ath_hw *ah, struct ath9k_channel *chan)
> > freq = centers.synth_center;
> >
> > if (freq < 4800) { /* 2 GHz, fractional mode */
> > - channelSel = CHANSEL_2G(freq);
> > + if (AR_SREV_9485(ah)) {
> > + int ichan = ieee80211_frequency_to_channel(freq);
> > +
> > + channelSel = ar9003_chansel_xtal_40M[ichan - 1];
> > + } else
> > + channelSel = CHANSEL_2G(freq);
> I looked at the values of this table, this is exactly the same as what
> CHANSEL_2G() returns except that the table has an offset of -14.
> Please use CHANSEL_2G(freq) - 14 for AR9485 and drop the table to avoid
> adding more unnecessary hardcoded values.
Not exactly. See the following CHANSEL_2G(freq).
a0cccc
a12222
a17777
a1cccc
a22222
a27777
a2cccc
a32222
a37777
a3cccc
a42222
a47777
a4cccc
a52222
Vasanth
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