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ath5k: use DECLARE_EWMA

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This reduces code size slightly (at least on x86/64) while also
removing memory consumption by two unsigned long values for each
ath5k device.

Signed-off-by: Johannes Berg <johannes.berg@intel.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Johannes Berg
2015-08-19 09:46:20 +02:00
committed by David S. Miller
parent 5377d75823
commit 46f26ddf56
5 changed files with 8 additions and 7 deletions
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4
drivers/net/wireless/ath/ath5k/ath5k.h
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@@ -1252,6 +1252,8 @@ struct ath5k_statistics {
#define ATH5K_TXQ_LEN_MAX (ATH_TXBUF / 4) /* bufs per queue */
#define ATH5K_TXQ_LEN_LOW (ATH5K_TXQ_LEN_MAX / 2) /* low mark */
DECLARE_EWMA(beacon_rssi, 1024, 8)
/* Driver state associated with an instance of a device */
struct ath5k_hw {
struct ath_common common;
@@ -1432,7 +1434,7 @@ struct ath5k_hw {
struct ath5k_nfcal_hist ah_nfcal_hist;
/* average beacon RSSI in our BSS (used by ANI) */
struct ewma ah_beacon_rssi_avg;
struct ewma_beacon_rssi ah_beacon_rssi_avg;
/* noise floor from last periodic calibration */
s32 ah_noise_floor;