diff options
| author | Sujith <Sujith.Manoharan@atheros.com> | 2010-06-02 10:23:37 (GMT) |
|---|---|---|
| committer | John W. Linville <linville@tuxdriver.com> | 2010-06-04 20:00:39 (GMT) |
| commit | 61389f3ed49968746327aef0454b2f27e88e0f8d (patch) | |
| tree | e4ec07bf3210330eb292890b0a09c7b0d5460679 /drivers/net/wireless/ath/ath9k/common.c | |
| parent | b176286276f85e10e8ab3342730c5e39e1ce460b (diff) | |
| download | linux-61389f3ed49968746327aef0454b2f27e88e0f8d.tar.xz | |
ath9k_common: Move count_streams to common module
This can be used by ath9k_htc.
Signed-off-by: Sujith <Sujith.Manoharan@atheros.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
Diffstat (limited to 'drivers/net/wireless/ath/ath9k/common.c')
| -rw-r--r-- | drivers/net/wireless/ath/ath9k/common.c | 13 |
1 files changed, 13 insertions, 0 deletions
diff --git a/drivers/net/wireless/ath/ath9k/common.c b/drivers/net/wireless/ath/ath9k/common.c index 03590f0..16e2849 100644 --- a/drivers/net/wireless/ath/ath9k/common.c +++ b/drivers/net/wireless/ath/ath9k/common.c @@ -397,6 +397,19 @@ void ath9k_cmn_key_delete(struct ath_common *common, } EXPORT_SYMBOL(ath9k_cmn_key_delete); +int ath9k_cmn_count_streams(unsigned int chainmask, int max) +{ + int streams = 0; + + do { + if (++streams == max) + break; + } while ((chainmask = chainmask & (chainmask - 1))); + + return streams; +} +EXPORT_SYMBOL(ath9k_cmn_count_streams); + static int __init ath9k_cmn_init(void) { return 0; |