Re: [PATCH v2] ath6kl: enable enhanced bmiss detection

["Pedersen, Thomas" <c_tpeder@xxxxxxxxxxxxxxxx>]

Hi Joe,

On Mon, May 14, 2012 at 10:56:59AM -0700, Joe Perches wrote:
> On Mon, 2012-05-14 at 10:47 -0700, Thomas Pedersen wrote:
> > Enable enhanced bmiss detection if the firmware supports it. This
> > feature is only enabled on some firmwares since it comes with a power
> > cost.
> []
> > diff --git a/drivers/net/wireless/ath/ath6kl/cfg80211.c b/drivers/net/wireless/ath/ath6kl/cfg80211.c
> []
> > @@ -2614,6 +2619,30 @@ static int ath6kl_set_channel(struct wiphy *wiphy, struct net_device *dev,
> >  	return 0;
> >  }
> >  
> > +void ath6kl_cfg80211_sta_bmiss_enhance(struct ath6kl_vif *vif, bool enable)
> > +{
> > +	int err;
> > +
> > +	if (WARN_ON(!test_bit(WMI_READY, &vif->ar->flag)))
> > +		return;
> > +
> > +	if (vif->nw_type != INFRA_NETWORK)
> > +		return;
> > +
> > +	if (!test_bit(ATH6KL_FW_CAPABILITY_BMISS_ENHANCE,
> > +		      vif->ar->fw_capabilities))
> > +		return;
> > +
> > +	ath6kl_dbg(ATH6KL_DBG_WLAN_CFG, "%s fw bmiss enhance\n",
> > +					enable ? "enable" : "disable");
> > +	err = ath6kl_wmi_sta_bmiss_enhance_cmd(vif->ar->wmi,
> > +					       vif->fw_vif_idx, enable);
> > +	if (err)
> > +		ath6kl_dbg(ATH6KL_DBG_WLAN_CFG,
> > +			   "failed to %s enhanced bmiss detection: %d\n",
> > +			   enable ? "enable" : "disable", err);
> 
> Why 2 messages when 1 message might do?
> 
> 	err = ath6kl_wmi_sta_bmiss_enhance_cmd(vif->ar->wmi,
> 					       vif->fw_vif_idx, enable);
> 	ath6kl_dbg(ATH6KL_DBG_WLAN_CFG,
> 		   "%s enhanced fw bmiss detection: %s\n",
> 		   enable ? "enable" : "disable",
> 		   err ? "OK" : "failed");

OK that seems nicer. Should we still print the error code, or maybe it
doesn't really matter?

Thomas
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