diff options
Diffstat (limited to 'package/kernel/mac80211/patches/653-0017-rtl8xxxu-Determine-need-for-shore-preamble-before-up.patch')
| -rw-r--r-- | package/kernel/mac80211/patches/653-0017-rtl8xxxu-Determine-need-for-shore-preamble-before-up.patch | 57 |
1 files changed, 57 insertions, 0 deletions
diff --git a/package/kernel/mac80211/patches/653-0017-rtl8xxxu-Determine-need-for-shore-preamble-before-up.patch b/package/kernel/mac80211/patches/653-0017-rtl8xxxu-Determine-need-for-shore-preamble-before-up.patch new file mode 100644 index 0000000000..4d19127cac --- /dev/null +++ b/package/kernel/mac80211/patches/653-0017-rtl8xxxu-Determine-need-for-shore-preamble-before-up.patch @@ -0,0 +1,57 @@ +From 99afaac4278c9581cef17ddc0c842b51f9b6206d Mon Sep 17 00:00:00 2001 +From: Jes Sorensen <Jes.Sorensen@redhat.com> +Date: Fri, 19 Aug 2016 17:46:39 -0400 +Subject: [PATCH] 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> +--- + drivers/net/wireless/realtek/rtl8xxxu/rtl8xxxu_core.c | 12 +++++++----- + 1 file changed, 7 insertions(+), 5 deletions(-) + +--- 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 + 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 + (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 + 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 + 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); + |