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authorThomas Huehn <thomas@net.t-labs.tu-berlin.de>2012-07-10 14:01:37 +0200
committerJohn W. Linville <linville@tuxdriver.com>2012-07-12 15:27:17 -0400
commit644e8c07391c0190b806d5001cbee82ebe2615b3 (patch)
tree14c9cf35b15b931e373f0eb9393bd7994bf20027
parent4a17a50d8d458db747c6b3e164cc6a0148398ced (diff)
downloadop-kernel-dev-644e8c07391c0190b806d5001cbee82ebe2615b3.zip
op-kernel-dev-644e8c07391c0190b806d5001cbee82ebe2615b3.tar.gz
brcmsmac: restructure info->control.sta handling as it is goning to be removed soon.
brcmsmac uses info->control.sta while doing ampdu aggregation. This patch changes the usage of the structure info->control.sta, as it is going to be removed soon from struct ieee80211_tx_info. This patch is a pre-requisit in order to add transmission power control (TPC) to the mac80211 subsystem. Suggested-by: Felix Fietkau <nbd@openwrt.org> Signed-off-by: Thomas Huehn <thomas@net.t-labs.tu-berlin.de> Acked-by: Arend van Spriel <arend@broadcom.com> Signed-off-by: John W. Linville <linville@tuxdriver.com>
-rw-r--r--drivers/net/wireless/brcm80211/brcmsmac/ampdu.c11
-rw-r--r--drivers/net/wireless/brcm80211/brcmsmac/mac80211_if.c2
-rw-r--r--drivers/net/wireless/brcm80211/brcmsmac/main.c2
3 files changed, 7 insertions, 8 deletions
diff --git a/drivers/net/wireless/brcm80211/brcmsmac/ampdu.c b/drivers/net/wireless/brcm80211/brcmsmac/ampdu.c
index 01b190a..be5bcfb 100644
--- a/drivers/net/wireless/brcm80211/brcmsmac/ampdu.c
+++ b/drivers/net/wireless/brcm80211/brcmsmac/ampdu.c
@@ -663,9 +663,6 @@ brcms_c_sendampdu(struct ampdu_info *ampdu, struct brcms_txq_info *qi,
/* patch the first MPDU */
if (count == 1) {
u8 plcp0, plcp3, is40, sgi;
- struct ieee80211_sta *sta;
-
- sta = tx_info->control.sta;
if (rr) {
plcp0 = plcp[0];
@@ -1195,8 +1192,8 @@ static bool cb_del_ampdu_pkt(struct sk_buff *mpdu, void *arg_a)
bool rc;
rc = tx_info->flags & IEEE80211_TX_CTL_AMPDU ? true : false;
- rc = rc && (tx_info->control.sta == NULL || ampdu_pars->sta == NULL ||
- tx_info->control.sta == ampdu_pars->sta);
+ rc = rc && (tx_info->rate_driver_data[0] == NULL || ampdu_pars->sta == NULL ||
+ tx_info->rate_driver_data[0] == ampdu_pars->sta);
rc = rc && ((u8)(mpdu->priority) == ampdu_pars->tid);
return rc;
}
@@ -1210,8 +1207,8 @@ static void dma_cb_fn_ampdu(void *txi, void *arg_a)
struct ieee80211_tx_info *tx_info = (struct ieee80211_tx_info *)txi;
if ((tx_info->flags & IEEE80211_TX_CTL_AMPDU) &&
- (tx_info->control.sta == sta || sta == NULL))
- tx_info->control.sta = NULL;
+ (tx_info->rate_driver_data[0] == sta || sta == NULL))
+ tx_info->rate_driver_data[0] = NULL;
}
/*
diff --git a/drivers/net/wireless/brcm80211/brcmsmac/mac80211_if.c b/drivers/net/wireless/brcm80211/brcmsmac/mac80211_if.c
index 2b57f57..9e79d47 100644
--- a/drivers/net/wireless/brcm80211/brcmsmac/mac80211_if.c
+++ b/drivers/net/wireless/brcm80211/brcmsmac/mac80211_if.c
@@ -267,6 +267,7 @@ static void brcms_set_basic_rate(struct brcm_rateset *rs, u16 rate, bool is_br)
static void brcms_ops_tx(struct ieee80211_hw *hw, struct sk_buff *skb)
{
struct brcms_info *wl = hw->priv;
+ struct ieee80211_tx_info *tx_info = IEEE80211_SKB_CB(skb);
spin_lock_bh(&wl->lock);
if (!wl->pub->up) {
@@ -275,6 +276,7 @@ static void brcms_ops_tx(struct ieee80211_hw *hw, struct sk_buff *skb)
goto done;
}
brcms_c_sendpkt_mac80211(wl->wlc, skb, hw);
+ tx_info->rate_driver_data[0] = tx_info->control.sta;
done:
spin_unlock_bh(&wl->lock);
}
diff --git a/drivers/net/wireless/brcm80211/brcmsmac/main.c b/drivers/net/wireless/brcm80211/brcmsmac/main.c
index d39f7d0..f36dabc 100644
--- a/drivers/net/wireless/brcm80211/brcmsmac/main.c
+++ b/drivers/net/wireless/brcm80211/brcmsmac/main.c
@@ -893,7 +893,7 @@ brcms_c_dotxstatus(struct brcms_c_info *wlc, struct tx_status *txs)
tx_info = IEEE80211_SKB_CB(p);
h = (struct ieee80211_hdr *)((u8 *) (txh + 1) + D11_PHY_HDR_LEN);
- if (tx_info->control.sta)
+ if (tx_info->rate_driver_data[0])
scb = &wlc->pri_scb;
if (tx_info->flags & IEEE80211_TX_CTL_AMPDU) {
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