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authorMike Travis <travis@sgi.com>2008-12-31 17:34:16 -0800
committerIngo Molnar <mingo@elte.hu>2009-01-03 18:53:31 +0100
commit7eb19553369c46cc1fa64caf120cbcab1b597f7c (patch)
treeef1a3beae706b9497c845d0a2557ceb4d2754998 /net/wireless/util.c
parent6092848a2a23b660150a38bc06f59d75838d70c8 (diff)
parent8c384cdee3e04d6194a2c2b192b624754f990835 (diff)
Merge branch 'master' of git://git.kernel.org/pub/scm/linux/kernel/git/rusty/linux-2.6-cpumask into merge-rr-cpumask
Conflicts: arch/x86/kernel/io_apic.c kernel/rcuclassic.c kernel/sched.c kernel/time/tick-sched.c Signed-off-by: Mike Travis <travis@sgi.com> [ mingo@elte.hu: backmerged typo fix for io_apic.c ] Signed-off-by: Ingo Molnar <mingo@elte.hu>
Diffstat (limited to 'net/wireless/util.c')
-rw-r--r--net/wireless/util.c19
1 files changed, 19 insertions, 0 deletions
diff --git a/net/wireless/util.c b/net/wireless/util.c
index f54424693a38..e76cc28b0345 100644
--- a/net/wireless/util.c
+++ b/net/wireless/util.c
@@ -7,6 +7,25 @@
#include <asm/bitops.h>
#include "core.h"
+struct ieee80211_rate *
+ieee80211_get_response_rate(struct ieee80211_supported_band *sband,
+ u64 basic_rates, int bitrate)
+{
+ struct ieee80211_rate *result = &sband->bitrates[0];
+ int i;
+
+ for (i = 0; i < sband->n_bitrates; i++) {
+ if (!(basic_rates & BIT(i)))
+ continue;
+ if (sband->bitrates[i].bitrate > bitrate)
+ continue;
+ result = &sband->bitrates[i];
+ }
+
+ return result;
+}
+EXPORT_SYMBOL(ieee80211_get_response_rate);
+
int ieee80211_channel_to_frequency(int chan)
{
if (chan < 14)