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authorIgor Perminov <igor.perminov@inbox.ru>2009-08-08 23:55:55 +0200
committerJohn W. Linville <linville@tuxdriver.com>2009-08-14 09:13:53 -0400
commit1afcfd54fdf913017c07fa1ee497141a7958991d (patch)
tree38e9bfc5af6ad83b014a795f6bf4623cd9083e40 /drivers/net/wireless/rt2x00/rt2x00mac.c
parent17512dc3b7fc9ff1a60d3748ce87c323df507c3d (diff)
rt2x00: FIF_PSPOLL filter flag support
This patch implements FIF_PSPOLL filter flag support in rt2x00 drivers, which has been introduced in mac80211 (see http://marc.info/?l=linux-wireless&m=124897986330807&w=2). Signed-off-by: Igor Perminov <igor.perminov@inbox.ru> Signed-off-by: Ivo van Doorn <IvDoorn@gmail.com> Signed-off-by: John W. Linville <linville@tuxdriver.com>
Diffstat (limited to 'drivers/net/wireless/rt2x00/rt2x00mac.c')
-rw-r--r--drivers/net/wireless/rt2x00/rt2x00mac.c17
1 files changed, 17 insertions, 0 deletions
diff --git a/drivers/net/wireless/rt2x00/rt2x00mac.c b/drivers/net/wireless/rt2x00/rt2x00mac.c
index 74451f9672d..cb7b6d45933 100644
--- a/drivers/net/wireless/rt2x00/rt2x00mac.c
+++ b/drivers/net/wireless/rt2x00/rt2x00mac.c
@@ -392,6 +392,7 @@ void rt2x00mac_configure_filter(struct ieee80211_hw *hw,
FIF_FCSFAIL |
FIF_PLCPFAIL |
FIF_CONTROL |
+ FIF_PSPOLL |
FIF_OTHER_BSS |
FIF_PROMISC_IN_BSS;
@@ -407,6 +408,22 @@ void rt2x00mac_configure_filter(struct ieee80211_hw *hw,
*total_flags |= FIF_PROMISC_IN_BSS | FIF_OTHER_BSS;
/*
+ * If the device has a single filter for all control frames,
+ * FIF_CONTROL and FIF_PSPOLL flags imply each other.
+ * And if the device has more than one filter for control frames
+ * of different types, but has no a separate filter for PS Poll frames,
+ * FIF_CONTROL flag implies FIF_PSPOLL.
+ */
+ if (!test_bit(DRIVER_SUPPORT_CONTROL_FILTERS, &rt2x00dev->flags)) {
+ if (*total_flags & FIF_CONTROL || *total_flags & FIF_PSPOLL)
+ *total_flags |= FIF_CONTROL | FIF_PSPOLL;
+ }
+ if (!test_bit(DRIVER_SUPPORT_CONTROL_FILTER_PSPOLL, &rt2x00dev->flags)) {
+ if (*total_flags & FIF_CONTROL)
+ *total_flags |= FIF_PSPOLL;
+ }
+
+ /*
* Check if there is any work left for us.
*/
if (rt2x00dev->packet_filter == *total_flags)