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authorJohannes Berg <johannes@sipsolutions.net>2009-10-28 10:03:35 +0100
committerJohn W. Linville <linville@tuxdriver.com>2009-10-30 16:49:20 -0400
commit0869aea0eb711982cd2b8bebf41b3c0191c89cde (patch)
treea20075f5e675be3d50720ac528db52de5cb2fd56 /include/net
parent6a86b9c78ebd0397eb953493c68ea9e194e7023c (diff)
mac80211: remove RX_FLAG_RADIOTAP
While there may be a case for a driver adding its own bits of radiotap information, none currently does. Also, drivers would have to copy the code to generate the radiotap bits that now mac80211 generates. If some driver in the future needs to add some driver-specific information I'd expect that to be in a radiotap vendor namespace and we can add a different way of passing such data up and having mac80211 include it. Additionally, rename IEEE80211_CONF_RADIOTAP to IEEE80211_CONF_MONITOR since it's still used by b43(legacy) to obtain per-frame timestamps. The purpose of this patch is to simplify the RX code in mac80211 to make it easier to add paged skb support. Signed-off-by: Johannes Berg <johannes@sipsolutions.net> Signed-off-by: John W. Linville <linville@tuxdriver.com>
Diffstat (limited to 'include/net')
-rw-r--r--include/net/mac80211.h15
1 files changed, 7 insertions, 8 deletions
diff --git a/include/net/mac80211.h b/include/net/mac80211.h
index c42c4a820b8..2c9d3c719d8 100644
--- a/include/net/mac80211.h
+++ b/include/net/mac80211.h
@@ -494,7 +494,6 @@ ieee80211_tx_info_clear_status(struct ieee80211_tx_info *info)
* @RX_FLAG_MMIC_ERROR: Michael MIC error was reported on this frame.
* Use together with %RX_FLAG_MMIC_STRIPPED.
* @RX_FLAG_DECRYPTED: This frame was decrypted in hardware.
- * @RX_FLAG_RADIOTAP: This frame starts with a radiotap header.
* @RX_FLAG_MMIC_STRIPPED: the Michael MIC is stripped off this frame,
* verification has been done by the hardware.
* @RX_FLAG_IV_STRIPPED: The IV/ICV are stripped from this frame.
@@ -515,7 +514,6 @@ ieee80211_tx_info_clear_status(struct ieee80211_tx_info *info)
enum mac80211_rx_flags {
RX_FLAG_MMIC_ERROR = 1<<0,
RX_FLAG_DECRYPTED = 1<<1,
- RX_FLAG_RADIOTAP = 1<<2,
RX_FLAG_MMIC_STRIPPED = 1<<3,
RX_FLAG_IV_STRIPPED = 1<<4,
RX_FLAG_FAILED_FCS_CRC = 1<<5,
@@ -565,7 +563,9 @@ struct ieee80211_rx_status {
*
* Flags to define PHY configuration options
*
- * @IEEE80211_CONF_RADIOTAP: add radiotap header at receive time (if supported)
+ * @IEEE80211_CONF_MONITOR: there's a monitor interface present -- use this
+ * to determine for example whether to calculate timestamps for packets
+ * or not, do not use instead of filter flags!
* @IEEE80211_CONF_PS: Enable 802.11 power save mode (managed mode only)
* @IEEE80211_CONF_IDLE: The device is running, but idle; if the flag is set
* the driver should be prepared to handle configuration requests but
@@ -574,7 +574,7 @@ struct ieee80211_rx_status {
* it can also be unset in that case when monitor interfaces are active.
*/
enum ieee80211_conf_flags {
- IEEE80211_CONF_RADIOTAP = (1<<0),
+ IEEE80211_CONF_MONITOR = (1<<0),
IEEE80211_CONF_PS = (1<<1),
IEEE80211_CONF_IDLE = (1<<2),
};
@@ -584,7 +584,7 @@ enum ieee80211_conf_flags {
* enum ieee80211_conf_changed - denotes which configuration changed
*
* @IEEE80211_CONF_CHANGE_LISTEN_INTERVAL: the listen interval changed
- * @IEEE80211_CONF_CHANGE_RADIOTAP: the radiotap flag changed
+ * @IEEE80211_CONF_CHANGE_MONITOR: the monitor flag changed
* @IEEE80211_CONF_CHANGE_PS: the PS flag or dynamic PS timeout changed
* @IEEE80211_CONF_CHANGE_POWER: the TX power changed
* @IEEE80211_CONF_CHANGE_CHANNEL: the channel/channel_type changed
@@ -593,7 +593,7 @@ enum ieee80211_conf_flags {
*/
enum ieee80211_conf_changed {
IEEE80211_CONF_CHANGE_LISTEN_INTERVAL = BIT(2),
- IEEE80211_CONF_CHANGE_RADIOTAP = BIT(3),
+ IEEE80211_CONF_CHANGE_MONITOR = BIT(3),
IEEE80211_CONF_CHANGE_PS = BIT(4),
IEEE80211_CONF_CHANGE_POWER = BIT(5),
IEEE80211_CONF_CHANGE_CHANNEL = BIT(6),
@@ -1661,8 +1661,7 @@ void ieee80211_restart_hw(struct ieee80211_hw *hw);
* ieee80211_rx - receive frame
*
* Use this function to hand received frames to mac80211. The receive
- * buffer in @skb must start with an IEEE 802.11 header or a radiotap
- * header if %RX_FLAG_RADIOTAP is set in the @status flags.
+ * buffer in @skb must start with an IEEE 802.11 header.
*
* This function may not be called in IRQ context. Calls to this function
* for a single hardware must be synchronized against each other. Calls to