diff options
| author | Jes Sorensen <Jes.Sorensen@redhat.com> | 2016-08-19 17:46:39 -0400 |
|---|---|---|
| committer | Kalle Valo <kvalo@codeaurora.org> | 2016-09-03 19:57:29 +0300 |
| commit | 99afaac4278c9581cef17ddc0c842b51f9b6206d (patch) | |
| tree | 9fc355958b6fc8d8b2f260c6a45dbc6ac5fdadbd /drivers/net/wireless/realtek/rtl8xxxu | |
| parent | 3972cc579140e48e8390fff5e94f6e9e78c3dd87 (diff) | |
| download | linux-99afaac4278c9581cef17ddc0c842b51f9b6206d.tar.bz2 | |
rtl8xxxu: Determine need for shore preamble before updating TX descriptors
Another patch to move this detection out of the code handling the TX
descriptor update.
Signed-off-by: Jes Sorensen <Jes.Sorensen@redhat.com>
Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
Diffstat (limited to 'drivers/net/wireless/realtek/rtl8xxxu')
| -rw-r--r-- | drivers/net/wireless/realtek/rtl8xxxu/rtl8xxxu_core.c | 12 |
1 files changed, 7 insertions, 5 deletions
diff --git a/drivers/net/wireless/realtek/rtl8xxxu/rtl8xxxu_core.c b/drivers/net/wireless/realtek/rtl8xxxu/rtl8xxxu_core.c index 6dc3f52d0aaf..cfb2dfd54277 100644 --- a/drivers/net/wireless/realtek/rtl8xxxu/rtl8xxxu_core.c +++ b/drivers/net/wireless/realtek/rtl8xxxu/rtl8xxxu_core.c @@ -4770,7 +4770,7 @@ static void rtl8xxxu_tx(struct ieee80211_hw *hw, u16 rate_flag = tx_info->control.rates[0].flags; int tx_desc_size = priv->fops->tx_desc_size; int ret; - bool usedesc40, ampdu_enable, sgi = false; + bool usedesc40, ampdu_enable, sgi = false, short_preamble = false; if (skb_headroom(skb) < tx_desc_size) { dev_warn(dev, @@ -4860,6 +4860,10 @@ static void rtl8xxxu_tx(struct ieee80211_hw *hw, (IEEE80211_HT_CAP_SGI_40 | IEEE80211_HT_CAP_SGI_20))) sgi = true; + if (rate_flag & IEEE80211_TX_RC_USE_SHORT_PREAMBLE || + (sta && vif && vif->bss_conf.use_short_preamble)) + short_preamble = true; + seq_number = IEEE80211_SEQ_TO_SN(le16_to_cpu(hdr->seq_ctrl)); if (!usedesc40) { tx_desc->txdw5 = cpu_to_le32(rate); @@ -4888,8 +4892,7 @@ static void rtl8xxxu_tx(struct ieee80211_hw *hw, if (ieee80211_is_data_qos(hdr->frame_control)) tx_desc->txdw4 |= cpu_to_le32(TXDESC32_QOS); - if (rate_flag & IEEE80211_TX_RC_USE_SHORT_PREAMBLE || - (sta && vif && vif->bss_conf.use_short_preamble)) + if (short_preamble) tx_desc->txdw4 |= cpu_to_le32(TXDESC32_SHORT_PREAMBLE); if (sgi) @@ -4935,8 +4938,7 @@ static void rtl8xxxu_tx(struct ieee80211_hw *hw, cpu_to_le32(TXDESC40_RETRY_LIMIT_ENABLE); } - if (rate_flag & IEEE80211_TX_RC_USE_SHORT_PREAMBLE || - (sta && vif && vif->bss_conf.use_short_preamble)) + if (short_preamble) tx_desc40->txdw5 |= cpu_to_le32(TXDESC40_SHORT_PREAMBLE); |