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mac80211: move TX station pointer and restructure TX

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Remove the control.sta pointer from ieee80211_tx_info to free up
sufficient space in the TX skb control buffer for the upcoming
Transmit Power Control (TPC).
Instead, the pointer is now on the stack in a new control struct
that is passed as a function parameter to the drivers' tx method.

Signed-off-by: Thomas Huehn <thomas@net.t-labs.tu-berlin.de>
Signed-off-by: Alina Friedrichsen <x-alina@gmx.net>
Signed-off-by: Felix Fietkau <nbd@openwrt.org>
[reworded commit message]
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
This commit is contained in:
Thomas Huehn
2012-07-23 21:33:42 +02:00
committed by Johannes Berg
parent ab09587740
commit 36323f817a
53 changed files with 232 additions and 132 deletions
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3
drivers/net/wireless/ath/ath5k/mac80211-ops.c
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@@ -55,7 +55,8 @@
\********************/
static void
ath5k_tx(struct ieee80211_hw *hw, struct sk_buff *skb)
ath5k_tx(struct ieee80211_hw *hw, struct ieee80211_tx_control *control,
struct sk_buff *skb)
{
struct ath5k_hw *ah = hw->priv;
u16 qnum = skb_get_queue_mapping(skb);