From: Wey-Yi Guy Date: Fri, 7 Aug 2009 22:41:39 +0000 (-0700) Subject: iwlwifi: new debugging feature for dumping data traffic X-Git-Tag: v2.6.32-rc1~703^2~367^2~71 X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=20594eb0daa67f7a0cc19d74a1bafceb1bb09f4a;p=pandora-kernel.git iwlwifi: new debugging feature for dumping data traffic The traffic buffer will only beallocated and used if either bit 23 (IWL_DX_TX) or bit 24 (IWL_DL_RX) of "debug" is set; example: "debug=0x800000" - log tx data traffic "debug=0x1000000" - log rx data traffic "debug=0x1800000" - log both tx and rx traffic The traffic log will store the beginning portion (64 bytes) of the latest 256 of tx and rx packets in the round-robbin buffer for debugging, user can examine the log through debugfs file. How to display the current logged tx/rx traffic and txfifo and rxfifo read/write point: "cat traffic_log" in /sys/kernel/debug/ieee80211/phy0/iwlagn/debug directory By echo "0" to traffic_log file will empty the traffic log buffer and reset both tx and rx taffic log index to 0. Signed-off-by: Wey-Yi Guy Signed-off-by: Reinette Chatre Signed-off-by: John W. Linville --- Reading git-diff-tree failed