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ath10k: remove extra_tx_headroom

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Comment was out-of-date. The headroom is no longer
necessary because HTT Tx fragment list is stored
in dma pool item associated with each sk_buff.

Signed-off-by: Michal Kazior <michal.kazior@tieto.com>
Signed-off-by: Kalle Valo <kvalo@qca.qualcomm.com>
This commit is contained in:
Michal Kazior 2014-11-24 15:04:46 +01:00 committed by Kalle Valo
parent b116ea190b
commit dbdcc2620b
1 changed files with 0 additions and 4 deletions
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4
drivers/net/wireless/ath/ath10k/mac.c
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@ -4953,10 +4953,6 @@ int ath10k_mac_register(struct ath10k *ar)
IEEE80211_HW_AP_LINK_PS |
IEEE80211_HW_SPECTRUM_MGMT;
/* MSDU can have HTT TX fragment pushed in front. The additional 4
* bytes is used for padding/alignment if necessary. */
ar->hw->extra_tx_headroom += sizeof(struct htt_data_tx_desc_frag)*2 + 4;
ar->hw->wiphy->features |= NL80211_FEATURE_STATIC_SMPS;
if (ar->ht_cap_info & WMI_HT_CAP_DYNAMIC_SMPS)