diff options
| author | Sujith Manoharan <c_manoha@qca.qualcomm.com> | 2015-01-30 16:35:31 +0300 |
|---|---|---|
| committer | Kalle Valo <kvalo@codeaurora.org> | 2015-02-03 16:31:08 +0300 |
| commit | 34d102c921100a70d8262adc1afc09f492782778 (patch) | |
| tree | c735de3eb9b7cfffb3ca1138238d052067ba63d1 /drivers/net/wireless/ath/ath9k/wow.c | |
| parent | 8b861715087fe17796fe411eff1c7f7e493d0d10 (diff) | |
| download | linux-34d102c921100a70d8262adc1afc09f492782778.tar.xz | |
ath9k: Simplify user pattern configuration
There is no need to allocate a new structure and
free it for every user pattern, instead use local
variables.
Signed-off-by: Sujith Manoharan <c_manoha@qca.qualcomm.com>
Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
Diffstat (limited to 'drivers/net/wireless/ath/ath9k/wow.c')
| -rw-r--r-- | drivers/net/wireless/ath/ath9k/wow.c | 49 |
1 files changed, 12 insertions, 37 deletions
diff --git a/drivers/net/wireless/ath/ath9k/wow.c b/drivers/net/wireless/ath/ath9k/wow.c index 4b3b56563714..da52b1ffff24 100644 --- a/drivers/net/wireless/ath/ath9k/wow.c +++ b/drivers/net/wireless/ath/ath9k/wow.c @@ -128,50 +128,25 @@ static void ath9k_wow_add_pattern(struct ath_softc *sc, struct cfg80211_wowlan *wowlan) { struct ath_hw *ah = sc->sc_ah; - struct ath9k_wow_pattern *wow_pattern = NULL; struct cfg80211_pkt_pattern *patterns = wowlan->patterns; + u8 wow_pattern[MAX_PATTERN_SIZE]; + u8 wow_mask[MAX_PATTERN_SIZE]; int mask_len; s8 i = 0; - if (!wowlan->n_patterns) - return; - - /* - * Add the new user configured patterns - */ for (i = 0; i < wowlan->n_patterns; i++) { - - wow_pattern = kzalloc(sizeof(*wow_pattern), GFP_KERNEL); - - if (!wow_pattern) - return; - - /* - * TODO: convert the generic user space pattern to - * appropriate chip specific/802.11 pattern. - */ - - mask_len = DIV_ROUND_UP(wowlan->patterns[i].pattern_len, 8); - memset(wow_pattern->pattern_bytes, 0, MAX_PATTERN_SIZE); - memset(wow_pattern->mask_bytes, 0, MAX_PATTERN_SIZE); - memcpy(wow_pattern->pattern_bytes, patterns[i].pattern, - patterns[i].pattern_len); - memcpy(wow_pattern->mask_bytes, patterns[i].mask, mask_len); - wow_pattern->pattern_len = patterns[i].pattern_len; - - /* - * just need to take care of deauth and disssoc pattern, - * make sure we don't overwrite them. - */ - - ath9k_hw_wow_apply_pattern(ah, wow_pattern->pattern_bytes, - wow_pattern->mask_bytes, + mask_len = DIV_ROUND_UP(patterns[i].pattern_len, 8); + memset(wow_pattern, 0, MAX_PATTERN_SIZE); + memset(wow_mask, 0, MAX_PATTERN_SIZE); + memcpy(wow_pattern, patterns[i].pattern, patterns[i].pattern_len); + memcpy(wow_mask, patterns[i].mask, mask_len); + + ath9k_hw_wow_apply_pattern(ah, + wow_pattern, + wow_mask, i + 2, - wow_pattern->pattern_len); - kfree(wow_pattern); - + patterns[i].pattern_len); } - } int ath9k_suspend(struct ieee80211_hw *hw, |