[PATCH v2 03/10] wcn36xx: Add ieee802.11 VHT flags

[Bryan O'Donoghue]

This patch adds ieee802.11 VHT flags for the wcn3680b.

- RX_STBC1
- SU Beamformee
- MU Beamformee
- VHT80 SGI
- Single spatial stream

RX LDPC is declared as supported in the datasheet but not enabled at this
time.

Signed-off-by: Bryan O'Donoghue <bryan.odonoghue at linaro.org>
---
 drivers/net/wireless/ath/wcn36xx/main.c | 32 +++++++++++++++++++++++++
 1 file changed, 32 insertions(+)

diff --git a/drivers/net/wireless/ath/wcn36xx/main.c b/drivers/net/wireless/ath/wcn36xx/main.c
index eb518bd88870..08e23dbb60fb 100644
--- a/drivers/net/wireless/ath/wcn36xx/main.c
+++ b/drivers/net/wireless/ath/wcn36xx/main.c
@@ -1184,6 +1184,35 @@ static const struct ieee80211_ops wcn36xx_ops = {
 	CFG80211_TESTMODE_CMD(wcn36xx_tm_cmd)
 };
 
+static void
+wcn36xx_set_ieee80211_vht_caps(struct ieee80211_sta_vht_cap *vht_cap)
+{
+	vht_cap->vht_supported = true;
+
+	vht_cap->cap = (IEEE80211_VHT_CAP_MAX_MPDU_LENGTH_3895 |
+			IEEE80211_VHT_CAP_SHORT_GI_80 |
+			IEEE80211_VHT_CAP_RXSTBC_1 |
+			IEEE80211_VHT_CAP_SU_BEAMFORMEE_CAPABLE |
+			IEEE80211_VHT_CAP_MU_BEAMFORMEE_CAPABLE |
+			3 << IEEE80211_VHT_CAP_BEAMFORMEE_STS_SHIFT |
+			7 << IEEE80211_VHT_CAP_MAX_A_MPDU_LENGTH_EXPONENT_SHIFT);
+
+	vht_cap->vht_mcs.rx_mcs_map =
+		cpu_to_le16(IEEE80211_VHT_MCS_SUPPORT_0_9 |
+			    IEEE80211_VHT_MCS_NOT_SUPPORTED << 2 |
+			    IEEE80211_VHT_MCS_NOT_SUPPORTED << 4 |
+			    IEEE80211_VHT_MCS_NOT_SUPPORTED << 6 |
+			    IEEE80211_VHT_MCS_NOT_SUPPORTED << 8 |
+			    IEEE80211_VHT_MCS_NOT_SUPPORTED << 10 |
+			    IEEE80211_VHT_MCS_NOT_SUPPORTED << 12 |
+			    IEEE80211_VHT_MCS_NOT_SUPPORTED << 14);
+
+	vht_cap->vht_mcs.rx_highest = cpu_to_le16(433);
+	vht_cap->vht_mcs.tx_highest = vht_cap->vht_mcs.rx_highest;
+
+	vht_cap->vht_mcs.tx_mcs_map = vht_cap->vht_mcs.rx_mcs_map;
+}
+
 static int wcn36xx_init_ieee80211(struct wcn36xx *wcn)
 {
 	static const u32 cipher_suites[] = {
@@ -1212,6 +1241,9 @@ static int wcn36xx_init_ieee80211(struct wcn36xx *wcn)
 		wcn->hw->wiphy->bands[NL80211_BAND_5GHZ] = &wcn_band_5ghz;
 	}
 
+	if (wcn->rf_id == RF_IRIS_WCN3680)
+		wcn36xx_set_ieee80211_vht_caps(&wcn_band_5ghz.vht_cap);
+
 	wcn->hw->wiphy->max_scan_ssids = WCN36XX_MAX_SCAN_SSIDS;
 	wcn->hw->wiphy->max_scan_ie_len = WCN36XX_MAX_SCAN_IE_LEN;
 
-- 
2.27.0