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ath9k: move rssi processing into a helper

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This moves all the RX processing of RSSI into a helper,
ath_rx_prepare(). ath_rx_prepare() should now be really
easy to read and follow.

Signed-off-by: Luis R. Rodriguez <lrodriguez@atheros.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
This commit is contained in:
Luis R. Rodriguez 2009-11-03 18:35:05 -08:00 committed by John W. Linville
parent 21b2273806
commit dbfc22df1a
1 changed files with 27 additions and 17 deletions
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44
drivers/net/wireless/ath/ath9k/recv.c
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@ -230,31 +230,20 @@ static int ath9k_compute_qual(struct ieee80211_hw *hw,
return qual;
}
/*
* For Decrypt or Demic errors, we only mark packet status here and always push
* up the frame up to let mac80211 handle the actual error case, be it no
* decryption key or real decryption error. This let us keep statistics there.
*/
static int ath_rx_prepare(struct ath_common *common,
struct ieee80211_hw *hw,
struct sk_buff *skb, struct ath_rx_status *rx_stats,
struct ieee80211_rx_status *rx_status,
bool *decrypt_error)
static void ath9k_process_rssi(struct ath_common *common,
struct ieee80211_hw *hw,
struct sk_buff *skb,
struct ath_rx_status *rx_stats)
{
struct ath_hw *ah = common->ah;
struct ieee80211_hdr *hdr;
__le16 fc;
struct ieee80211_sta *sta;
struct ieee80211_hdr *hdr;
struct ath_node *an;
int last_rssi = ATH_RSSI_DUMMY_MARKER;
__le16 fc;
hdr = (struct ieee80211_hdr *)skb->data;
fc = hdr->frame_control;
memset(rx_status, 0, sizeof(struct ieee80211_rx_status));
if (!ath9k_rx_accept(common, skb, rx_status, rx_stats, decrypt_error))
goto rx_next;
rcu_read_lock();
/* XXX: use ieee80211_find_sta! */
@ -279,6 +268,27 @@ static int ath_rx_prepare(struct ath_common *common,
/* Update Beacon RSSI, this is used by ANI. */
if (ieee80211_is_beacon(fc))
ah->stats.avgbrssi = rx_stats->rs_rssi;
}
/*
* For Decrypt or Demic errors, we only mark packet status here and always push
* up the frame up to let mac80211 handle the actual error case, be it no
* decryption key or real decryption error. This let us keep statistics there.
*/
static int ath_rx_prepare(struct ath_common *common,
struct ieee80211_hw *hw,
struct sk_buff *skb, struct ath_rx_status *rx_stats,
struct ieee80211_rx_status *rx_status,
bool *decrypt_error)
{
struct ath_hw *ah = common->ah;
memset(rx_status, 0, sizeof(struct ieee80211_rx_status));
if (!ath9k_rx_accept(common, skb, rx_status, rx_stats, decrypt_error))
goto rx_next;
ath9k_process_rssi(common, hw, skb, rx_stats);
rx_status->rate_idx = ath9k_process_rate(common, hw,
rx_stats, rx_status, skb);