mt76: testmode: add support for LTF and GI combinations for HE mode

Prepare for setting different LTF (1x, 2x, and 4x) and GI (0.8us,
1.6us, 3.2us) combinations in HE rate mode.

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>

diff --git a/drivers/net/wireless/mediatek/mt76/mt76.h b/drivers/net/wireless/mediatek/mt76/mt76.h
index 4351682..34b6d32 100644 (file)
--- a/drivers/net/wireless/mediatek/mt76/mt76.h
+++ b/drivers/net/wireless/mediatek/mt76/mt76.h
@@ -528,6 +528,7 @@ struct mt76_testmode_data {
        u8 tx_rate_sgi;
        u8 tx_rate_ldpc;
        u8 tx_rate_stbc;
+       u8 tx_ltf;
 
        u8 tx_antenna_mask;
 

diff --git a/drivers/net/wireless/mediatek/mt76/testmode.c b/drivers/net/wireless/mediatek/mt76/testmode.c
index 6b59e08..f37a460 100644 (file)
--- a/drivers/net/wireless/mediatek/mt76/testmode.c
+++ b/drivers/net/wireless/mediatek/mt76/testmode.c
@@ -12,6 +12,7 @@ static const struct nla_policy mt76_tm_policy[NUM_MT76_TM_ATTRS] = {
        [MT76_TM_ATTR_TX_RATE_SGI] = { .type = NLA_U8 },
        [MT76_TM_ATTR_TX_RATE_LDPC] = { .type = NLA_U8 },
        [MT76_TM_ATTR_TX_RATE_STBC] = { .type = NLA_U8 },
+       [MT76_TM_ATTR_TX_LTF] = { .type = NLA_U8 },
        [MT76_TM_ATTR_TX_ANTENNA] = { .type = NLA_U8 },
        [MT76_TM_ATTR_TX_POWER_CONTROL] = { .type = NLA_U8 },
        [MT76_TM_ATTR_TX_POWER] = { .type = NLA_NESTED },
@@ -338,9 +339,10 @@ int mt76_testmode_cmd(struct ieee80211_hw *hw, struct ieee80211_vif *vif,
                           0, MT76_TM_TX_MODE_MAX) ||
            mt76_tm_get_u8(tb[MT76_TM_ATTR_TX_RATE_NSS], &td->tx_rate_nss,
                           1, hweight8(phy->antenna_mask)) ||
-           mt76_tm_get_u8(tb[MT76_TM_ATTR_TX_RATE_SGI], &td->tx_rate_sgi, 0, 1) ||
+           mt76_tm_get_u8(tb[MT76_TM_ATTR_TX_RATE_SGI], &td->tx_rate_sgi, 0, 2) ||
            mt76_tm_get_u8(tb[MT76_TM_ATTR_TX_RATE_LDPC], &td->tx_rate_ldpc, 0, 1) ||
            mt76_tm_get_u8(tb[MT76_TM_ATTR_TX_RATE_STBC], &td->tx_rate_stbc, 0, 1) ||
+           mt76_tm_get_u8(tb[MT76_TM_ATTR_TX_LTF], &td->tx_ltf, 0, 2) ||
            mt76_tm_get_u8(tb[MT76_TM_ATTR_TX_ANTENNA], &td->tx_antenna_mask, 1,
                           phy->antenna_mask) ||
            mt76_tm_get_u8(tb[MT76_TM_ATTR_TX_POWER_CONTROL],
@@ -478,6 +480,8 @@ int mt76_testmode_dump(struct ieee80211_hw *hw, struct sk_buff *msg,
            nla_put_u8(msg, MT76_TM_ATTR_TX_RATE_SGI, td->tx_rate_sgi) ||
            nla_put_u8(msg, MT76_TM_ATTR_TX_RATE_LDPC, td->tx_rate_ldpc) ||
            nla_put_u8(msg, MT76_TM_ATTR_TX_RATE_STBC, td->tx_rate_stbc) ||
+           (mt76_testmode_param_present(td, MT76_TM_ATTR_TX_LTF) &&
+            nla_put_u8(msg, MT76_TM_ATTR_TX_LTF, td->tx_ltf)) ||
            (mt76_testmode_param_present(td, MT76_TM_ATTR_TX_ANTENNA) &&
             nla_put_u8(msg, MT76_TM_ATTR_TX_ANTENNA, td->tx_antenna_mask)) ||
            (mt76_testmode_param_present(td, MT76_TM_ATTR_TX_POWER_CONTROL) &&

diff --git a/drivers/net/wireless/mediatek/mt76/testmode.h b/drivers/net/wireless/mediatek/mt76/testmode.h
index 00c1659..3c09aa5 100644 (file)
--- a/drivers/net/wireless/mediatek/mt76/testmode.h
+++ b/drivers/net/wireless/mediatek/mt76/testmode.h
@@ -26,6 +26,7 @@
  * @MT76_TM_ATTR_TX_RATE_SGI: packet tx use short guard interval (u8)
  * @MT76_TM_ATTR_TX_RATE_LDPC: packet tx enable LDPC (u8)
  * @MT76_TM_ATTR_TX_RATE_STBC: packet tx enable STBC (u8)
+ * @MT76_TM_ATTR_TX_LTF: packet tx LTF, set 0 to 2 for 1x, 2x, and 4x LTF (u8)
  *
  * @MT76_TM_ATTR_TX_ANTENNA: tx antenna mask (u8)
  * @MT76_TM_ATTR_TX_POWER_CONTROL: enable tx power control (u8)
@@ -52,6 +53,7 @@ enum mt76_testmode_attr {
        MT76_TM_ATTR_TX_RATE_SGI,
        MT76_TM_ATTR_TX_RATE_LDPC,
        MT76_TM_ATTR_TX_RATE_STBC,
+       MT76_TM_ATTR_TX_LTF,
 
        MT76_TM_ATTR_TX_ANTENNA,
        MT76_TM_ATTR_TX_POWER_CONTROL,