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path: root/drivers/net/wireless/ath/wcn36xx/txrx.c
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Diffstat (limited to 'drivers/net/wireless/ath/wcn36xx/txrx.c')
-rw-r--r--drivers/net/wireless/ath/wcn36xx/txrx.c130
1 files changed, 120 insertions, 10 deletions
diff --git a/drivers/net/wireless/ath/wcn36xx/txrx.c b/drivers/net/wireless/ath/wcn36xx/txrx.c
index f5872e7dfb51..1b831157ede1 100644
--- a/drivers/net/wireless/ath/wcn36xx/txrx.c
+++ b/drivers/net/wireless/ath/wcn36xx/txrx.c
@@ -114,7 +114,114 @@ static const struct wcn36xx_rate wcn36xx_rate_table[] = {
{ 1215, 6, RX_ENC_HT, RX_ENC_FLAG_HT_GF, RATE_INFO_BW_40 },
{ 1350, 7, RX_ENC_HT, RX_ENC_FLAG_HT_GF, RATE_INFO_BW_40 },
- /* TODO: AC rates */
+ /* 11ac reserved indices */
+ { 1350, 6, RX_ENC_HT, RX_ENC_FLAG_SHORT_GI, RATE_INFO_BW_40 },
+ { 1350, 6, RX_ENC_HT, RX_ENC_FLAG_SHORT_GI, RATE_INFO_BW_40 },
+
+ /* 11ac 20 MHz 800ns GI MCS 0-8 */
+ { 65, 0, RX_ENC_HT, 0, RATE_INFO_BW_20 },
+ { 130, 1, RX_ENC_HT, 0, RATE_INFO_BW_20 },
+ { 195, 2, RX_ENC_HT, 0, RATE_INFO_BW_20 },
+ { 260, 3, RX_ENC_HT, 0, RATE_INFO_BW_20 },
+ { 390, 4, RX_ENC_HT, 0, RATE_INFO_BW_20 },
+ { 520, 5, RX_ENC_HT, 0, RATE_INFO_BW_20 },
+ { 585, 6, RX_ENC_HT, 0, RATE_INFO_BW_20 },
+ { 650, 7, RX_ENC_HT, 0, RATE_INFO_BW_20 },
+ { 780, 8, RX_ENC_HT, 0, RATE_INFO_BW_20 },
+
+ /* 11ac reserved indices */
+ { 1350, 6, RX_ENC_HT, RX_ENC_FLAG_SHORT_GI, RATE_INFO_BW_40 },
+ { 1350, 6, RX_ENC_HT, RX_ENC_FLAG_SHORT_GI, RATE_INFO_BW_40 },
+ { 1350, 6, RX_ENC_HT, RX_ENC_FLAG_SHORT_GI, RATE_INFO_BW_40 },
+ { 1350, 6, RX_ENC_HT, RX_ENC_FLAG_SHORT_GI, RATE_INFO_BW_40 },
+ { 1350, 6, RX_ENC_HT, RX_ENC_FLAG_SHORT_GI, RATE_INFO_BW_40 },
+ { 1350, 6, RX_ENC_HT, RX_ENC_FLAG_SHORT_GI, RATE_INFO_BW_40 },
+ { 1350, 6, RX_ENC_HT, RX_ENC_FLAG_SHORT_GI, RATE_INFO_BW_40 },
+ { 1350, 6, RX_ENC_HT, RX_ENC_FLAG_SHORT_GI, RATE_INFO_BW_40 },
+ { 1350, 6, RX_ENC_HT, RX_ENC_FLAG_SHORT_GI, RATE_INFO_BW_40 },
+
+ /* 11ac 20 MHz 400ns SGI MCS 6-8 */
+ { 655, 6, RX_ENC_HT, RX_ENC_FLAG_SHORT_GI, RATE_INFO_BW_20 },
+ { 722, 7, RX_ENC_HT, RX_ENC_FLAG_SHORT_GI, RATE_INFO_BW_20 },
+ { 866, 8, RX_ENC_HT, RX_ENC_FLAG_SHORT_GI, RATE_INFO_BW_20 },
+
+ /* 11ac reserved indices */
+ { 1350, 6, RX_ENC_HT, RX_ENC_FLAG_SHORT_GI, RATE_INFO_BW_40 },
+ { 1350, 6, RX_ENC_HT, RX_ENC_FLAG_SHORT_GI, RATE_INFO_BW_40 },
+ { 1350, 6, RX_ENC_HT, RX_ENC_FLAG_SHORT_GI, RATE_INFO_BW_40 },
+
+ /* 11ac 40 MHz 800ns GI MCS 0-9 */
+ { 135, 0, RX_ENC_HT, 0, RATE_INFO_BW_40 },
+ { 270, 1, RX_ENC_HT, 0, RATE_INFO_BW_40 },
+ { 405, 2, RX_ENC_HT, 0, RATE_INFO_BW_40 },
+ { 540, 3, RX_ENC_HT, 0, RATE_INFO_BW_40 },
+ { 810, 4, RX_ENC_HT, 0, RATE_INFO_BW_40 },
+ { 1080, 5, RX_ENC_HT, 0, RATE_INFO_BW_40 },
+ { 1215, 6, RX_ENC_HT, 0, RATE_INFO_BW_40 },
+ { 1350, 7, RX_ENC_HT, 0, RATE_INFO_BW_40 },
+ { 1350, 7, RX_ENC_HT, 0, RATE_INFO_BW_40 },
+ { 1620, 8, RX_ENC_HT, 0, RATE_INFO_BW_40 },
+ { 1800, 9, RX_ENC_HT, 0, RATE_INFO_BW_40 },
+
+ /* 11ac reserved indices */
+ { 1350, 6, RX_ENC_HT, RX_ENC_FLAG_SHORT_GI, RATE_INFO_BW_40 },
+ { 1350, 6, RX_ENC_HT, RX_ENC_FLAG_SHORT_GI, RATE_INFO_BW_40 },
+ { 1350, 6, RX_ENC_HT, RX_ENC_FLAG_SHORT_GI, RATE_INFO_BW_40 },
+ { 1350, 6, RX_ENC_HT, RX_ENC_FLAG_SHORT_GI, RATE_INFO_BW_40 },
+ { 1350, 6, RX_ENC_HT, RX_ENC_FLAG_SHORT_GI, RATE_INFO_BW_40 },
+ { 1350, 6, RX_ENC_HT, RX_ENC_FLAG_SHORT_GI, RATE_INFO_BW_40 },
+
+ /* 11ac 40 MHz 400ns SGI MCS 5-7 */
+ { 1200, 5, RX_ENC_HT, RX_ENC_FLAG_SHORT_GI, RATE_INFO_BW_40 },
+ { 1350, 6, RX_ENC_HT, RX_ENC_FLAG_SHORT_GI, RATE_INFO_BW_40 },
+ { 1500, 7, RX_ENC_HT, RX_ENC_FLAG_SHORT_GI, RATE_INFO_BW_40 },
+
+ /* 11ac reserved index */
+ { 1350, 6, RX_ENC_HT, RX_ENC_FLAG_SHORT_GI, RATE_INFO_BW_40 },
+
+ /* 11ac 40 MHz 400ns SGI MCS 5-7 */
+ { 1800, 8, RX_ENC_HT, RX_ENC_FLAG_SHORT_GI, RATE_INFO_BW_40 },
+ { 2000, 9, RX_ENC_HT, RX_ENC_FLAG_SHORT_GI, RATE_INFO_BW_40 },
+
+ /* 11ac reserved index */
+ { 1350, 6, RX_ENC_HT, RX_ENC_FLAG_SHORT_GI, RATE_INFO_BW_40 },
+
+ /* 11ac 80 MHz 800ns GI MCS 0-7 */
+ { 292, 0, RX_ENC_HT, 0, RATE_INFO_BW_80},
+ { 585, 1, RX_ENC_HT, 0, RATE_INFO_BW_80},
+ { 877, 2, RX_ENC_HT, 0, RATE_INFO_BW_80},
+ { 1170, 3, RX_ENC_HT, 0, RATE_INFO_BW_80},
+ { 1755, 4, RX_ENC_HT, 0, RATE_INFO_BW_80},
+ { 2340, 5, RX_ENC_HT, 0, RATE_INFO_BW_80},
+ { 2632, 6, RX_ENC_HT, 0, RATE_INFO_BW_80},
+ { 2925, 7, RX_ENC_HT, 0, RATE_INFO_BW_80},
+
+ /* 11 ac reserved index */
+ { 1350, 6, RX_ENC_HT, RX_ENC_FLAG_SHORT_GI, RATE_INFO_BW_40 },
+
+ /* 11ac 80 MHz 800 ns GI MCS 8-9 */
+ { 3510, 8, RX_ENC_HT, 0, RATE_INFO_BW_80},
+ { 3900, 9, RX_ENC_HT, 0, RATE_INFO_BW_80},
+
+ /* 11 ac reserved indices */
+ { 1350, 6, RX_ENC_HT, RX_ENC_FLAG_SHORT_GI, RATE_INFO_BW_40 },
+ { 1350, 6, RX_ENC_HT, RX_ENC_FLAG_SHORT_GI, RATE_INFO_BW_40 },
+ { 1350, 6, RX_ENC_HT, RX_ENC_FLAG_SHORT_GI, RATE_INFO_BW_40 },
+ { 1350, 6, RX_ENC_HT, RX_ENC_FLAG_SHORT_GI, RATE_INFO_BW_40 },
+ { 1350, 6, RX_ENC_HT, RX_ENC_FLAG_SHORT_GI, RATE_INFO_BW_40 },
+ { 1350, 6, RX_ENC_HT, RX_ENC_FLAG_SHORT_GI, RATE_INFO_BW_40 },
+ { 1350, 6, RX_ENC_HT, RX_ENC_FLAG_SHORT_GI, RATE_INFO_BW_40 },
+
+ /* 11ac 80 MHz 400 ns SGI MCS 6-7 */
+ { 2925, 6, RX_ENC_HT, RX_ENC_FLAG_SHORT_GI, RATE_INFO_BW_80 },
+ { 3250, 7, RX_ENC_HT, RX_ENC_FLAG_SHORT_GI, RATE_INFO_BW_80 },
+
+ /* 11ac reserved index */
+ { 1350, 6, RX_ENC_HT, RX_ENC_FLAG_SHORT_GI, RATE_INFO_BW_40 },
+
+ /* 11ac 80 MHz 400ns SGI MCS 8-9 */
+ { 3900, 8, RX_ENC_VHT, RX_ENC_FLAG_SHORT_GI, RATE_INFO_BW_80 },
+ { 4333, 9, RX_ENC_VHT, RX_ENC_FLAG_SHORT_GI, RATE_INFO_BW_80 },
};
int wcn36xx_rx_skb(struct wcn36xx *wcn, struct sk_buff *skb)
@@ -123,6 +230,7 @@ int wcn36xx_rx_skb(struct wcn36xx *wcn, struct sk_buff *skb)
const struct wcn36xx_rate *rate;
struct ieee80211_hdr *hdr;
struct wcn36xx_rx_bd *bd;
+ struct ieee80211_supported_band *sband;
u16 fc, sn;
/*
@@ -144,15 +252,8 @@ int wcn36xx_rx_skb(struct wcn36xx *wcn, struct sk_buff *skb)
fc = __le16_to_cpu(hdr->frame_control);
sn = IEEE80211_SEQ_TO_SN(__le16_to_cpu(hdr->seq_ctrl));
- /* When scanning associate beacons to this */
- if (ieee80211_is_beacon(hdr->frame_control) && wcn->scan_freq) {
- status.freq = wcn->scan_freq;
- status.band = wcn->scan_band;
- } else {
- status.freq = WCN36XX_CENTER_FREQ(wcn);
- status.band = WCN36XX_BAND(wcn);
- }
-
+ status.freq = WCN36XX_CENTER_FREQ(wcn);
+ status.band = WCN36XX_BAND(wcn);
status.mactime = 10;
status.signal = -get_rssi0(bd);
status.antenna = 1;
@@ -170,6 +271,15 @@ int wcn36xx_rx_skb(struct wcn36xx *wcn, struct sk_buff *skb)
status.enc_flags = rate->encoding_flags;
status.bw = rate->bw;
status.rate_idx = rate->mcs_or_legacy_index;
+ sband = wcn->hw->wiphy->bands[status.band];
+ status.nss = 1;
+
+ if (status.band == NL80211_BAND_5GHZ &&
+ status.encoding == RX_ENC_LEGACY &&
+ status.rate_idx >= sband->n_bitrates) {
+ /* no dsss rates in 5Ghz rates table */
+ status.rate_idx -= 4;
+ }
} else {
status.encoding = 0;
status.bw = 0;