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authorIngo Molnar <mingo@elte.hu>2008-12-29 09:45:15 +0100
committerIngo Molnar <mingo@elte.hu>2008-12-29 09:45:15 +0100
commite1df957670aef74ffd9a4ad93e6d2c90bf6b4845 (patch)
treebca1fcfef55b3e3e82c9a822b4ac6428fce2b419 /net/wireless/util.c
parent2b583d8bc8d7105b58d7481a4a0ceb718dac49c6 (diff)
parent3c92ec8ae91ecf59d88c798301833d7cf83f2179 (diff)
downloadop-kernel-dev-e1df957670aef74ffd9a4ad93e6d2c90bf6b4845.zip
op-kernel-dev-e1df957670aef74ffd9a4ad93e6d2c90bf6b4845.tar.gz
Merge branch 'linus' into perfcounters/core
Conflicts: fs/exec.c include/linux/init_task.h Simple context conflicts.
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 f544246..e76cc28 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)
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