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Re: [PATCH 1/3] b43: N-PHY: add b43_nphy_rx_iq_est and b43_nphy_tx_iq_workaround

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2010/1/12 Michael Buesch <mb@xxxxxxxxx>:
> On Tuesday 12 January 2010 20:38:07 Rafał Miłecki wrote:
>>   struct nphy_txgains { u16 txgm[2]; u16 pga[2]; u16 pad[2]; u16 ipa[2]; };
>> +struct nphy_iq_est { s32 iq0_prod; u32 i0_pwr; u32 q0_pwr; s32 iq1_prod;
>> +                     u32 i1_pwr; u32 q1_pwr; };
>
> So it seems I didn't notice this earlier, but this violates kernel coding style.
> Please do a separate patch that converts all structs from
> struct foo { a; b; c; };
> to
> struct foo {
>        a;
>        b;
>        c;
> };

OK, will do.


>> +     if (wait)
>> +             b43_phy_set(dev, B43_NPHY_IQEST_CMD, B43_NPHY_IQEST_CMD_MODE);
>> +     else
>> +             b43_phy_mask(dev, B43_NPHY_IQEST_CMD, B43_NPHY_IQEST_CMD_MODE);
>
> Looks wrong to me.
> Do you want this?
>
> +       if (wait)
> +               b43_phy_set(dev, B43_NPHY_IQEST_CMD, B43_NPHY_IQEST_CMD_MODE);
> +       else
> +               b43_phy_mask(dev, B43_NPHY_IQEST_CMD, ~B43_NPHY_IQEST_CMD_MODE);

Obviously. Copy&paste... I can changed function name. Thanks for catching :)


>> +/* http://bcm-v4.sipsolutions.net/802.11/PHY/N/TxIqWar */
>> +static void b43_nphy_tx_iq_workaround(struct b43_wldev *dev)
>> +{
>> +     u16 array[4];
>> +     int i;
>> +
>> +     b43_phy_write(dev, B43_NPHY_TABLE_ADDR, 0x3C50);
>> +     for (i = 0; i < 4; i++)
>> +             array[i] = b43_phy_read(dev, B43_NPHY_TABLE_DATALO);
>> +
>> +     b43_shm_write16(dev, B43_SHM_SHARED, 0x0700, array[0]);
>> +     b43_shm_write16(dev, B43_SHM_SHARED, 0x0702, array[1]);
>> +     b43_shm_write16(dev, B43_SHM_SHARED, 0x0704, array[2]);
>> +     b43_shm_write16(dev, B43_SHM_SHARED, 0x0706, array[3]);
>
> Do we have some names for the SHM locations?
> If not, just do some defines.
> #define B43_SHM_SH_NPHY_TXIQW0  0x0700
> #define B43_SHM_SH_NPHY_TXIQW1  0x0702
> ...
> in b43.h (next to the other SHM_SH defines)

Larry, do you have any other/better names?


-- 
Rafał
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