diff options
| author | Shayne Chen <shayne.chen@mediatek.com> | 2020-10-22 10:28:18 +0800 |
|---|---|---|
| committer | Felix Fietkau <nbd@nbd.name> | 2020-12-04 14:31:13 +0100 |
| commit | 5d8a83f099413432629e613a98e6cbcd12a02e5c (patch) | |
| tree | c223c9b41411be181818deb14dacaf8a0439d4ae /drivers/net/wireless/mediatek/mt76/mt7915/mac.c | |
| parent | aadf09537c575db5c9c19b0f3e98f6c569015073 (diff) | |
mt76: mt7915: implement testmode rx support
Support testmode rx and display rx statistic by parsing RXV packet
type, which is currently only enabled in testmode.
Reviewed-by: Ryder Lee <ryder.lee@mediatek.com>
Signed-off-by: Shayne Chen <shayne.chen@mediatek.com>
Signed-off-by: Felix Fietkau <nbd@nbd.name>
Diffstat (limited to 'drivers/net/wireless/mediatek/mt76/mt7915/mac.c')
| -rw-r--r-- | drivers/net/wireless/mediatek/mt76/mt7915/mac.c | 38 |
1 files changed, 38 insertions, 0 deletions
diff --git a/drivers/net/wireless/mediatek/mt76/mt7915/mac.c b/drivers/net/wireless/mediatek/mt76/mt7915/mac.c index 923d87be79e0..74299887b993 100644 --- a/drivers/net/wireless/mediatek/mt76/mt7915/mac.c +++ b/drivers/net/wireless/mediatek/mt76/mt7915/mac.c @@ -562,6 +562,44 @@ int mt7915_mac_fill_rx(struct mt7915_dev *dev, struct sk_buff *skb) return 0; } +#ifdef CONFIG_NL80211_TESTMODE +void mt7915_mac_fill_rx_vector(struct mt7915_dev *dev, struct sk_buff *skb) +{ + __le32 *rxd = (__le32 *)skb->data; + __le32 *rxv = rxd + 4; + u32 rcpi, ib_rssi, wb_rssi, v20, v21; + s32 foe; + u8 snr; + int i; + + rcpi = le32_to_cpu(rxv[6]); + ib_rssi = le32_to_cpu(rxv[7]); + wb_rssi = le32_to_cpu(rxv[8]) >> 5; + + for (i = 0; i < 4; i++, rcpi >>= 8, ib_rssi >>= 8, wb_rssi >>= 9) { + if (i == 3) + wb_rssi = le32_to_cpu(rxv[9]); + + dev->test.last_rcpi[i] = rcpi & 0xff; + dev->test.last_ib_rssi[i] = ib_rssi & 0xff; + dev->test.last_wb_rssi[i] = wb_rssi & 0xff; + } + + v20 = le32_to_cpu(rxv[20]); + v21 = le32_to_cpu(rxv[21]); + + foe = FIELD_GET(MT_CRXV_FOE_LO, v20) | + (FIELD_GET(MT_CRXV_FOE_HI, v21) << MT_CRXV_FOE_SHIFT); + + snr = FIELD_GET(MT_CRXV_SNR, v20) - 16; + + dev->test.last_freq_offset = foe; + dev->test.last_snr = snr; + + dev_kfree_skb(skb); +} +#endif + static void mt7915_mac_write_txwi_tm(struct mt7915_dev *dev, struct mt76_phy *mphy, __le32 *txwi, struct sk_buff *skb) |