[ath9k-devel] [PATCH 2/2] mac80211: Remove control.sta from struct ieee80211_tx_info and restructure tx-path

[Arend van Spriel]

On 07/14/2012 01:44 PM, Felix Fietkau wrote:
> On 2012-07-14 12:10 PM, Arend van Spriel wrote:
>> On 07/13/2012 08:52 PM, Thomas Huehn wrote:
>>> The pointer control.sta is removed from ieee80211_tx_info to free up sufficient
>>> memory in SKB_CB on the tx-path to enable new annotations per data packet e.g.
>>> support of upcoming Transmit Power Control (TPC).
>>> Now the control.sta pointer is put on the stack where it is passed as function
>>> parameter to the .tx equivalent (ieee80211_ops) of each affected wireless
>>> driver. Therefore a new structure ieee80211_tx_control is added to mac80211.h
>>> which holds the sta structure instead.
>>>
>>> ---
>>>  .../net/wireless/brcm80211/brcmsmac/mac80211_if.c  |  6 +++--
>>>
>>> diff --git a/drivers/net/wireless/brcm80211/brcmsmac/mac80211_if.c b/drivers/net/wireless/brcm80211/brcmsmac/mac80211_if.c
>>> index 9e79d47..a7be68d 100644
>>> --- a/drivers/net/wireless/brcm80211/brcmsmac/mac80211_if.c
>>> +++ b/drivers/net/wireless/brcm80211/brcmsmac/mac80211_if.c
>>> @@ -264,7 +264,9 @@ 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)
>>> +static void brcms_ops_tx(struct ieee80211_hw *hw,
>>> +			 struct ieee80211_tx_control *control,
>>> +			 struct sk_buff *skb)
>>
>> Fix indent here (if it is not a mailer issue).
> Indentation looks correct to me. The + in front of the 'static' moves
> the rest of the line one character further to the right, whereas in the
> other lines it's compensated by the tabstop.
> 
> - Felix
> 

I see. I did not apply the patch to be sure.

Gr. AvS