diff options
| -rw-r--r-- | drivers/net/wireless/realtek/rtl8xxxu/rtl8xxxu.h | 6 | ||||
| -rw-r--r-- | drivers/net/wireless/realtek/rtl8xxxu/rtl8xxxu_core.c | 46 |
2 files changed, 32 insertions, 20 deletions
diff --git a/drivers/net/wireless/realtek/rtl8xxxu/rtl8xxxu.h b/drivers/net/wireless/realtek/rtl8xxxu/rtl8xxxu.h index 08d587a342d3..bc3c9900abc7 100644 --- a/drivers/net/wireless/realtek/rtl8xxxu/rtl8xxxu.h +++ b/drivers/net/wireless/realtek/rtl8xxxu/rtl8xxxu.h @@ -1340,7 +1340,7 @@ struct rtl8xxxu_fileops { void (*fill_txdesc) (struct ieee80211_hdr *hdr, struct rtl8xxxu_txdesc32 *tx_desc, u32 rate, u16 rate_flag, bool sgi, bool short_preamble, - bool ampdu_enable); + bool ampdu_enable, u32 rts_rate); int writeN_block_size; int rx_agg_buf_size; char tx_desc_size; @@ -1437,11 +1437,11 @@ bool rtl8xxxu_gen2_simularity_compare(struct rtl8xxxu_priv *priv, void rtl8xxxu_fill_txdesc_v1(struct ieee80211_hdr *hdr, struct rtl8xxxu_txdesc32 *tx_desc, u32 rate, u16 rate_flag, bool sgi, bool short_preamble, - bool ampdu_enable); + bool ampdu_enable, u32 rts_rate); void rtl8xxxu_fill_txdesc_v2(struct ieee80211_hdr *hdr, struct rtl8xxxu_txdesc32 *tx_desc32, u32 rate, u16 rate_flag, bool sgi, bool short_preamble, - bool ampdu_enable); + bool ampdu_enable, u32 rts_rate); extern struct rtl8xxxu_fileops rtl8192cu_fops; extern struct rtl8xxxu_fileops rtl8192eu_fops; diff --git a/drivers/net/wireless/realtek/rtl8xxxu/rtl8xxxu_core.c b/drivers/net/wireless/realtek/rtl8xxxu/rtl8xxxu_core.c index a5e6ec2152bf..a4ac5571aad5 100644 --- a/drivers/net/wireless/realtek/rtl8xxxu/rtl8xxxu_core.c +++ b/drivers/net/wireless/realtek/rtl8xxxu/rtl8xxxu_core.c @@ -4762,7 +4762,7 @@ void rtl8xxxu_fill_txdesc_v1(struct ieee80211_hdr *hdr, struct rtl8xxxu_txdesc32 *tx_desc, u32 rate, u16 rate_flag, bool sgi, bool short_preamble, - bool ampdu_enable) + bool ampdu_enable, u32 rts_rate) { u16 seq_number; @@ -4796,15 +4796,16 @@ rtl8xxxu_fill_txdesc_v1(struct ieee80211_hdr *hdr, if (sgi) tx_desc->txdw5 |= cpu_to_le32(TXDESC32_SHORT_GI); + /* + * rts_rate is zero if RTS/CTS or CTS to SELF are not enabled + */ + tx_desc->txdw4 |= cpu_to_le32(rts_rate << TXDESC32_RTS_RATE_SHIFT); if (rate_flag & IEEE80211_TX_RC_USE_RTS_CTS) { - /* - * Use RTS rate 24M - does the mac80211 tell - * us which to use? - */ - tx_desc->txdw4 |= cpu_to_le32(DESC_RATE_24M << - TXDESC32_RTS_RATE_SHIFT); tx_desc->txdw4 |= cpu_to_le32(TXDESC32_RTS_CTS_ENABLE); tx_desc->txdw4 |= cpu_to_le32(TXDESC32_HW_RTS_ENABLE); + } else if (rate_flag & IEEE80211_TX_RC_USE_CTS_PROTECT) { + tx_desc->txdw4 |= cpu_to_le32(TXDESC32_CTS_SELF_ENABLE); + tx_desc->txdw4 |= cpu_to_le32(TXDESC32_HW_RTS_ENABLE); } } @@ -4816,7 +4817,7 @@ void rtl8xxxu_fill_txdesc_v2(struct ieee80211_hdr *hdr, struct rtl8xxxu_txdesc32 *tx_desc32, u32 rate, u16 rate_flag, bool sgi, bool short_preamble, - bool ampdu_enable) + bool ampdu_enable, u32 rts_rate) { struct rtl8xxxu_txdesc40 *tx_desc40; u16 seq_number; @@ -4849,15 +4850,19 @@ rtl8xxxu_fill_txdesc_v2(struct ieee80211_hdr *hdr, if (short_preamble) tx_desc40->txdw5 |= cpu_to_le32(TXDESC40_SHORT_PREAMBLE); + tx_desc40->txdw4 |= cpu_to_le32(rts_rate << TXDESC40_RTS_RATE_SHIFT); + /* + * rts_rate is zero if RTS/CTS or CTS to SELF are not enabled + */ if (rate_flag & IEEE80211_TX_RC_USE_RTS_CTS) { - /* - * Use RTS rate 24M - does the mac80211 tell - * us which to use? - */ - tx_desc40->txdw4 |= cpu_to_le32(DESC_RATE_24M << - TXDESC40_RTS_RATE_SHIFT); tx_desc40->txdw3 |= cpu_to_le32(TXDESC40_RTS_CTS_ENABLE); tx_desc40->txdw3 |= cpu_to_le32(TXDESC40_HW_RTS_ENABLE); + } else if (rate_flag & IEEE80211_TX_RC_USE_CTS_PROTECT) { + /* + * For some reason the vendor driver doesn't set + * TXDESC40_HW_RTS_ENABLE for CTS to SELF + */ + tx_desc40->txdw3 |= cpu_to_le32(TXDESC40_CTS_SELF_ENABLE); } } @@ -4874,7 +4879,7 @@ static void rtl8xxxu_tx(struct ieee80211_hw *hw, struct ieee80211_sta *sta = NULL; struct ieee80211_vif *vif = tx_info->control.vif; struct device *dev = &priv->udev->dev; - u32 queue, rate; + u32 queue, rate, rts_rate; u16 pktlen = skb->len; u16 seq_number; u16 rate_flag = tx_info->control.rates[0].flags; @@ -4974,10 +4979,17 @@ static void rtl8xxxu_tx(struct ieee80211_hw *hw, (sta && vif && vif->bss_conf.use_short_preamble)) short_preamble = true; + if (rate_flag & IEEE80211_TX_RC_USE_RTS_CTS) + rts_rate = ieee80211_get_rts_cts_rate(hw, tx_info)->hw_value; + else if (rate_flag & IEEE80211_TX_RC_USE_CTS_PROTECT) + rts_rate = ieee80211_get_rts_cts_rate(hw, tx_info)->hw_value; + else + rts_rate = 0; + seq_number = IEEE80211_SEQ_TO_SN(le16_to_cpu(hdr->seq_ctrl)); - priv->fops->fill_txdesc(hdr, tx_desc, rate, rate_flag, - sgi, short_preamble, ampdu_enable); + priv->fops->fill_txdesc(hdr, tx_desc, rate, rate_flag, sgi, + short_preamble, ampdu_enable, rts_rate); rtl8xxxu_calc_tx_desc_csum(tx_desc); |