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Date:      Thu, 08 May 2014 19:30:08 +0900
From:      Kaho Toshikazu <kaho@elam.kais.kyoto-u.ac.jp>
To:        Adrian Chadd <adrian@freebsd.org>
Cc:        freebsd-wireless@freebsd.org
Subject:   Re: Centrino Wireless-N 1000 support is also broken (Re: iwn(4) in -HEAD supporting Centrino Wireless-N 135)
Message-ID:  <14909.1399545008@elam.kais.kyoto-u.ac.jp>
References:  <CAJ-Vmo=y77Eh9CCevN4cAWn23SZ1cG=gCq9YMPeJ4xeP6j77Gw@mail.gmail.com> <20140226123709.GA31099@syn.pertho.net> <CAJ-Vmom=b5tPTh1qWNG=zV5qM=Wzf1BRe5%2B2-ndrR648NSFmkw@mail.gmail.com> <530EE7F4.3080903@shurik.kiev.ua> <CAJ-VmomsEdS5nm8rX6245rAEhVxWeOc4aO9AYrmEBHuUKHG=Tw@mail.gmail.com> <24791.1393550277@elam.kais.kyoto-u.ac.jp> <CAJ-Vmo=wZyMM1uWTyFV=Yb3vd=EmfiW_NY5Vp1c-JmV5hF2ENA@mail.gmail.com> <75498.1398751548@elam.kais.kyoto-u.ac.jp> <CAJ-VmokVPA0rQSwins3NuppV%2B2ypYLCTF0nFGeU828GLpPp2KQ@mail.gmail.com> <84650.1398819225@elam.kais.kyoto-u.ac.jp> <CAJ-Vmo=0t%2BzoJ0HwArHkQnpBbHas5WiKj%2Be9y_T3SFsFsuiewA@mail.gmail.com> <CAJ-VmomHvEqJQ-2C9hr4TRD%2BG-a-LgYSG2Z_ESDM-_ndRE4LFA@mail.gmail.com> <CAJ-Vmo=tv3-LkU5WJENFedK5EqtRDxUsbQAK=rin_zDZiOZfSQ@mail.gmail.com>

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  Hello adrian, 

  Thank you for a patch, and I'm sorry for late reply.
Your patch fixes the problem. ".calib_need" flag's change helps.
Other changes doesn't need to fix, but they doesn't
seem to make any problem.

The minimum necessary change is below.
if_iwn.c : no change
if_iwn_chip_cfg.h: remove IWN_FLG_NEED_PHY_CALIB_DC,
 add IWN_FLG_NEED_PHY_CALIB_TX_IQ_PERIODIC


Index: if_iwn_chip_cfg.h
===================================================================
--- if_iwn_chip_cfg.h	(revision 265665)
+++ if_iwn_chip_cfg.h	(working copy)
@@ -219,8 +219,9 @@
   .regulatory_bands = iwn5000_regulatory_bands,
   .enhanced_TX_power = false,
   .calib_need =
-      ( IWN_FLG_NEED_PHY_CALIB_DC
-          | IWN_FLG_NEED_PHY_CALIB_LO
+       ( 
+            IWN_FLG_NEED_PHY_CALIB_LO
+      | IWN_FLG_NEED_PHY_CALIB_TX_IQ_PERIODIC
  | IWN_FLG_NEED_PHY_CALIB_TX_IQ
  | IWN_FLG_NEED_PHY_CALIB_BASE_BAND ),
  .support_hostap = false,

--
Kaho Toshikazu


Adrian Chadd <adrian@freebsd.org> wrote:

> Hi!
> 
> Would you mind trying this?
> 
> What values do you have for sc_txchainmask and sc_rxchainmask? Before
> they're over-ridden?
> 
> Thanks!
> 
> 
> -a
> 
> adrian@sabrina:~/work/freebsd/head/src/sys/dev/iwn % svn diff .
> Index: if_iwn.c
> ===================================================================
> --- if_iwn.c (revision 265478)
> +++ if_iwn.c (working copy)
> @@ -744,6 +744,8 @@
>   sc->limits = &iwn1000_sensitivity_limits;
>   sc->base_params = &iwn1000_base_params;
>   sc->fwname = "iwn1000fw";
> + /* XXX override chainmasks? */
> + sc->txchainmask = IWN_ANT_AB;
>   break;
>   default:
>   device_printf(sc->sc_dev, "adapter type id : 0x%04x sub id :"
> Index: if_iwn_chip_cfg.h
> ===================================================================
> --- if_iwn_chip_cfg.h (revision 265478)
> +++ if_iwn_chip_cfg.h (working copy)
> @@ -219,14 +219,18 @@
>   .regulatory_bands = iwn5000_regulatory_bands,
>   .enhanced_TX_power = false,
>   .calib_need =
> -    ( IWN_FLG_NEED_PHY_CALIB_DC
> +    (
> +//      IWN_FLG_NEED_PHY_CALIB_DC
>      | IWN_FLG_NEED_PHY_CALIB_LO
> +    | IWN_FLG_NEED_PHY_CALIB_TX_IQ_PERIODIC
>      | IWN_FLG_NEED_PHY_CALIB_TX_IQ
> -    | IWN_FLG_NEED_PHY_CALIB_BASE_BAND ),
> +    | IWN_FLG_NEED_PHY_CALIB_BASE_BAND
> +    ),
>   .support_hostap = false,
>   .no_multi_vaps = true,
>   .additional_gp_drv_bit = IWN_GP_DRIVER_NONE,
> - .bt_mode = IWN_BT_NONE,
> +// .bt_mode = IWN_BT_NONE,
> + .bt_mode = IWN_BT_SIMPLE,
>   .plcp_err_threshold = IWN_PLCP_ERR_EXT_LONG_THRESHOLD,
>  };
>  static const struct iwn_base_params iwn_6000_base_params = {



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