Hi,

I wonder if this is a mis-merge on my part (I'm the freebsd maintainer.)

can you log the noisefloor calibrated values before and after the
patch? I'd like to see how low it calibrrates to.


-a


On 22 July 2015 at 01:42, Martin Blumenstingl
<martin.blumensti...@googlemail.com> wrote:
> The FreeBSD driver [0] uses the same 2G values as for the AR9280 chips.
> Using the same values in ath9k results in much better throughput for me.
>
> Before this patch I had a huge amount of packet loss (sometimes up to
> 40%) and the max transfer speed was somewhere around 5Mbit/s. With this
> patch applied I have zero packet loss and ten times the throughput.
> My device uses a AR9227 which is the PCI variant of the AR9287.
>
> [0] http://bxr.su/FreeBSD/sys/dev/ath/ath_hal/ar9002/ar9287.h
>
> Signed-off-by: Martin Blumenstingl <martin.blumensti...@googlemail.com>
> ---
> Patch has not changed, I am just CC'ing @linux-wireless (instead of
> @ath9k-devel only).
>
>  drivers/net/wireless/ath/ath9k/ar9002_phy.h | 4 ++--
>  1 file changed, 2 insertions(+), 2 deletions(-)
>
> diff --git a/drivers/net/wireless/ath/ath9k/ar9002_phy.h 
> b/drivers/net/wireless/ath/ath9k/ar9002_phy.h
> index 6314ae2..9d17a53 100644
> --- a/drivers/net/wireless/ath/ath9k/ar9002_phy.h
> +++ b/drivers/net/wireless/ath/ath9k/ar9002_phy.h
> @@ -610,8 +610,8 @@
>  #define AR_PHY_CCA_MIN_GOOD_VAL_9271_2GHZ      -127
>  #define AR_PHY_CCA_MAX_GOOD_VAL_9271_2GHZ      -116
>
> -#define AR_PHY_CCA_NOM_VAL_9287_2GHZ           -120
> +#define AR_PHY_CCA_NOM_VAL_9287_2GHZ           -112
>  #define AR_PHY_CCA_MIN_GOOD_VAL_9287_2GHZ    -127
> -#define AR_PHY_CCA_MAX_GOOD_VAL_9287_2GHZ    -110
> +#define AR_PHY_CCA_MAX_GOOD_VAL_9287_2GHZ    -97
>
>  #endif
> --
> 2.4.6
>
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