In MT7915, hardware queue map is flexible. However, certain firmware modules
like MU and U-APSD presume a fixed queue order to adapt some devices that have
DMA scheduler with a strict order, so this patch can help in the long run.
Tested-by: Evelyn Tsai <[email protected]>
Signed-off-by: Ryder Lee <[email protected]>
---
.../net/wireless/mediatek/mt76/mt7915/mac.c | 2 +-
.../net/wireless/mediatek/mt76/mt7915/mac.h | 10 --------
.../net/wireless/mediatek/mt76/mt7915/main.c | 3 +++
.../wireless/mediatek/mt76/mt7915/mt7915.h | 25 +++++++++++++++++++
4 files changed, 29 insertions(+), 11 deletions(-)
diff --git a/drivers/net/wireless/mediatek/mt76/mt7915/mac.c b/drivers/net/wireless/mediatek/mt76/mt7915/mac.c
index ab20dfde94af..63a23a332303 100644
--- a/drivers/net/wireless/mediatek/mt76/mt7915/mac.c
+++ b/drivers/net/wireless/mediatek/mt76/mt7915/mac.c
@@ -593,7 +593,7 @@ void mt7915_mac_write_txwi(struct mt7915_dev *dev, __le32 *txwi,
if (ieee80211_is_data(fc) || ieee80211_is_bufferable_mmpdu(fc)) {
q_idx = wmm_idx * MT7915_MAX_WMM_SETS +
- skb_get_queue_mapping(skb);
+ mt7915_lmac_mapping(dev, skb_get_queue_mapping(skb));
p_fmt = MT_TX_TYPE_CT;
} else if (beacon) {
q_idx = MT_LMAC_BCN0;
diff --git a/drivers/net/wireless/mediatek/mt76/mt7915/mac.h b/drivers/net/wireless/mediatek/mt76/mt7915/mac.h
index b9bc8b25b031..4b0871ab2414 100644
--- a/drivers/net/wireless/mediatek/mt76/mt7915/mac.h
+++ b/drivers/net/wireless/mediatek/mt76/mt7915/mac.h
@@ -149,16 +149,6 @@ enum tx_pkt_type {
MT_TX_TYPE_FW,
};
-enum tx_pkt_queue_idx {
- MT_LMAC_AC00,
- MT_LMAC_AC01,
- MT_LMAC_AC02,
- MT_LMAC_AC03,
- MT_LMAC_ALTX0 = 0x10,
- MT_LMAC_BMC0 = 0x10,
- MT_LMAC_BCN0 = 0x12,
-};
-
enum tx_port_idx {
MT_TX_PORT_IDX_LMAC,
MT_TX_PORT_IDX_MCU
diff --git a/drivers/net/wireless/mediatek/mt76/mt7915/main.c b/drivers/net/wireless/mediatek/mt76/mt7915/main.c
index 0575c259f245..e105531ef065 100644
--- a/drivers/net/wireless/mediatek/mt76/mt7915/main.c
+++ b/drivers/net/wireless/mediatek/mt76/mt7915/main.c
@@ -350,9 +350,12 @@ static int
mt7915_conf_tx(struct ieee80211_hw *hw, struct ieee80211_vif *vif, u16 queue,
const struct ieee80211_tx_queue_params *params)
{
+ struct mt7915_dev *dev = mt7915_hw_dev(hw);
struct mt7915_vif *mvif = (struct mt7915_vif *)vif->drv_priv;
/* no need to update right away, we'll get BSS_CHANGED_QOS */
+ queue = mt7915_lmac_mapping(dev, queue);
+
mvif->wmm[queue].cw_min = params->cw_min;
mvif->wmm[queue].cw_max = params->cw_max;
mvif->wmm[queue].aifs = params->aifs;
diff --git a/drivers/net/wireless/mediatek/mt76/mt7915/mt7915.h b/drivers/net/wireless/mediatek/mt76/mt7915/mt7915.h
index 85d74ecd0351..64ea1e0a1fb0 100644
--- a/drivers/net/wireless/mediatek/mt76/mt7915/mt7915.h
+++ b/drivers/net/wireless/mediatek/mt76/mt7915/mt7915.h
@@ -199,6 +199,16 @@ enum {
EXT_BSSID_END
};
+enum {
+ MT_LMAC_AC00,
+ MT_LMAC_AC01,
+ MT_LMAC_AC02,
+ MT_LMAC_AC03,
+ MT_LMAC_ALTX0 = 0x10,
+ MT_LMAC_BMC0 = 0x10,
+ MT_LMAC_BCN0 = 0x12,
+};
+
enum {
MT_RX_SEL0,
MT_RX_SEL1,
@@ -254,6 +264,21 @@ mt7915_ext_phy(struct mt7915_dev *dev)
return phy->priv;
}
+static inline u8 mt7915_lmac_mapping(struct mt7915_dev *dev, u8 ac)
+{
+ static const u8 lmac_queue_map[] = {
+ [IEEE80211_AC_BK] = MT_LMAC_AC00,
+ [IEEE80211_AC_BE] = MT_LMAC_AC01,
+ [IEEE80211_AC_VI] = MT_LMAC_AC02,
+ [IEEE80211_AC_VO] = MT_LMAC_AC03,
+ };
+
+ if (WARN_ON_ONCE(ac >= ARRAY_SIZE(lmac_queue_map)))
+ return MT_LMAC_AC01; /* BE */
+
+ return lmac_queue_map[ac];
+}
+
static inline void
mt7915_set_aggr_state(struct mt7915_sta *msta, u8 tid,
enum mt7915_ampdu_state state)
--
2.18.0