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only print out LINKSTATUS messages if they change from our last received 

status.
This commit is contained in:
solomon 2003-01-07 20:42:25 +00:00
parent 66ddad3941
commit 5132767e76
3 changed files with 19 additions and 12 deletions
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1
CHANGES
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@ -41,6 +41,7 @@
* Intersil Corporation as part of PRISM(R) chipset product development.
*
* --------------------------------------------------------------------
- Only notify us on linkstatus changes if it actually changes.
- Fixed the path the manpages were installed to.
-pre8
- Properly reset the hardware state after a flash/ram download.

11
doc/capturefrm.txt
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@ -54,7 +54,9 @@ The following subsections detail the fields of the capture header.
4.1 version
The version field identifies this type of frame as a subtype of
ETH_P_802111_CAPTURE as received by an ARPHRD_IEEE80211_PRISM or
an ARPHRD_IEEE80211_CAPTURE device. The value of this field shall be ???????
an ARPHRD_IEEE80211_CAPTURE device. The value of this field shall be
0x80211001. As new revisions of this header are necessary, we can
increment the version appropriately.
4.2 length
The length field contains the length of the entire AVS capture header,
@ -64,7 +66,7 @@ in bytes.
Many WLAN devices supply a relatively high resolution frame reception
time value. This field contains the value supplied by the device. If
the device does not supply a receive time value, this field shall be
set to zero.
set to zero. The units for this field are nanoseconds.
4.4 hosttime
The hosttime field is set to the current value of the host maintained
@ -73,6 +75,7 @@ clock variable when the frame is received.
4.5 phytype
The phytype field identifies what type of PHY is employed by the WLAN
device used to capture this frame. The valid values are:
PhyType Value
----------------------------------
phytype_fhss_dot11_97 1
@ -89,6 +92,7 @@ For all PHY types except FH, this field is just an unsigned integer
and will be set to the current receiver channel number at the time
the frame was received. For frequency hopping radios, this field
is broken in to the following subfields:
Byte Subfield
------------------------
Byte0 Hop Set
@ -138,7 +142,8 @@ and if the ssi_type value is "dBm" that the value may be negative.
The ssi_noise field contains the noise or "silence" value reported by
the WLAN device. This value is commonly defined to be the "signal
strength reported immediately prior to the baseband processor lock on
the frame preamble".
the frame preamble". If the hardware does not provide noise data, this
shall equal 0xffffffff.
4.12 preamble
For PHYs that support variable preamble lengths, the preamble field

19
src/prism2/driver/prism2sta.c
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@ -2141,18 +2141,19 @@ void prism2sta_inf_linkstatus(wlandevice_t *wlandev, hfa384x_InfFrame_t *inf)
DBFENTER;
/* Convert */
priv->link_status =
hfa384x2host_16(inf->info.linkstatus.linkstatus);
/* Fire off a task. */
priv->link_tq.routine = prism2sta_linkstatus_defer;
priv->link_tq.data = wlandev;
if (priv->link_status != hfa384x2host_16(inf->info.linkstatus.linkstatus)) {
priv->link_status = hfa384x2host_16(inf->info.linkstatus.linkstatus);
/* Fire off a task. */
priv->link_tq.routine = prism2sta_linkstatus_defer;
priv->link_tq.data = wlandev;
#if (LINUX_VERSION_CODE < KERNEL_VERSION(2,4,0))
queue_task(&priv->link_tq, &tq_scheduler);
queue_task(&priv->link_tq, &tq_scheduler);
#else
schedule_task(&priv->link_tq);
schedule_task(&priv->link_tq);
#endif
}
DBFEXIT;
return;