Move mt76x02_insert_hdr_pad in m76-core and rename it in
mt76_insert_hdr_pad in order to be used in mt76_dma_tx_queue_skb.
This is a preliminary patch in order to properly support tx dma
mapping for new chipsets (e.g. mt7615)
Signed-off-by: Lorenzo Bianconi <lorenzo@xxxxxxxxxx>
---
drivers/net/wireless/mediatek/mt76/mt76.h | 14 ++++++++++++++
drivers/net/wireless/mediatek/mt76/mt76x02.h | 1 -
.../net/wireless/mediatek/mt76/mt76x02_txrx.c | 5 +----
.../wireless/mediatek/mt76/mt76x02_usb_core.c | 2 +-
.../net/wireless/mediatek/mt76/mt76x02_util.c | 16 ----------------
5 files changed, 16 insertions(+), 22 deletions(-)
diff --git a/drivers/net/wireless/mediatek/mt76/mt76.h b/drivers/net/wireless/mediatek/mt76/mt76.h
index 57136073e1fa..c8ab74ae243e 100644
--- a/drivers/net/wireless/mediatek/mt76/mt76.h
+++ b/drivers/net/wireless/mediatek/mt76/mt76.h
@@ -653,6 +653,20 @@ static inline struct mt76_tx_cb *mt76_tx_skb_cb(struct sk_buff *skb)
return ((void *) IEEE80211_SKB_CB(skb)->status.status_driver_data);
}
+static inline void mt76_insert_hdr_pad(struct sk_buff *skb)
+{
+ int len = ieee80211_get_hdrlen_from_skb(skb);
+
+ if (len % 4 == 0)
+ return;
+
+ skb_push(skb, 2);
+ memmove(skb->data, skb->data + 2, len);
+
+ skb->data[len] = 0;
+ skb->data[len + 1] = 0;
+}
+
void mt76_rx(struct mt76_dev *dev, enum mt76_rxq_id q, struct sk_buff *skb);
void mt76_tx(struct mt76_dev *dev, struct ieee80211_sta *sta,
struct mt76_wcid *wcid, struct sk_buff *skb);
diff --git a/drivers/net/wireless/mediatek/mt76/mt76x02.h b/drivers/net/wireless/mediatek/mt76/mt76x02.h
index 392b96fcb520..53ec8103a268 100644
--- a/drivers/net/wireless/mediatek/mt76/mt76x02.h
+++ b/drivers/net/wireless/mediatek/mt76/mt76x02.h
@@ -163,7 +163,6 @@ void mt76x02_set_tx_ackto(struct mt76x02_dev *dev);
void mt76x02_set_coverage_class(struct ieee80211_hw *hw,
s16 coverage_class);
int mt76x02_set_rts_threshold(struct ieee80211_hw *hw, u32 val);
-int mt76x02_insert_hdr_pad(struct sk_buff *skb);
void mt76x02_remove_hdr_pad(struct sk_buff *skb, int len);
bool mt76x02_tx_status_data(struct mt76_dev *mdev, u8 *update);
void mt76x02_queue_rx_skb(struct mt76_dev *mdev, enum mt76_rxq_id q,
diff --git a/drivers/net/wireless/mediatek/mt76/mt76x02_txrx.c b/drivers/net/wireless/mediatek/mt76/mt76x02_txrx.c
index ce9ace11339d..0a3a3605c151 100644
--- a/drivers/net/wireless/mediatek/mt76/mt76x02_txrx.c
+++ b/drivers/net/wireless/mediatek/mt76/mt76x02_txrx.c
@@ -155,7 +155,6 @@ int mt76x02_tx_prepare_skb(struct mt76_dev *mdev, void *txwi_ptr,
struct mt76x02_txwi *txwi = txwi_ptr;
int qsel = MT_QSEL_EDCA;
int pid;
- int ret;
if (qid == MT_TXQ_PSD && wcid && wcid->idx < 128)
mt76x02_mac_wcid_set_drop(dev, wcid->idx, false);
@@ -165,9 +164,7 @@ int mt76x02_tx_prepare_skb(struct mt76_dev *mdev, void *txwi_ptr,
pid = mt76_tx_status_skb_add(mdev, wcid, skb);
txwi->pktid = pid;
- ret = mt76x02_insert_hdr_pad(skb);
- if (ret < 0)
- return ret;
+ mt76_insert_hdr_pad(skb);
if (pid >= MT_PACKET_ID_FIRST)
qsel = MT_QSEL_MGMT;
diff --git a/drivers/net/wireless/mediatek/mt76/mt76x02_usb_core.c b/drivers/net/wireless/mediatek/mt76/mt76x02_usb_core.c
index 8ab63255ba6f..6c3fc4cea283 100644
--- a/drivers/net/wireless/mediatek/mt76/mt76x02_usb_core.c
+++ b/drivers/net/wireless/mediatek/mt76/mt76x02_usb_core.c
@@ -82,7 +82,7 @@ int mt76x02u_tx_prepare_skb(struct mt76_dev *mdev, void *data,
enum mt76_qsel qsel;
u32 flags;
- mt76x02_insert_hdr_pad(skb);
+ mt76_insert_hdr_pad(skb);
txwi = (struct mt76x02_txwi *)(skb->data - sizeof(struct mt76x02_txwi));
mt76x02_mac_write_txwi(dev, txwi, skb, wcid, sta, len);
diff --git a/drivers/net/wireless/mediatek/mt76/mt76x02_util.c b/drivers/net/wireless/mediatek/mt76/mt76x02_util.c
index b14a55737829..81d65319d3ea 100644
--- a/drivers/net/wireless/mediatek/mt76/mt76x02_util.c
+++ b/drivers/net/wireless/mediatek/mt76/mt76x02_util.c
@@ -566,22 +566,6 @@ void mt76x02_sta_rate_tbl_update(struct ieee80211_hw *hw,
}
EXPORT_SYMBOL_GPL(mt76x02_sta_rate_tbl_update);
-int mt76x02_insert_hdr_pad(struct sk_buff *skb)
-{
- int len = ieee80211_get_hdrlen_from_skb(skb);
-
- if (len % 4 == 0)
- return 0;
-
- skb_push(skb, 2);
- memmove(skb->data, skb->data + 2, len);
-
- skb->data[len] = 0;
- skb->data[len + 1] = 0;
- return 2;
-}
-EXPORT_SYMBOL_GPL(mt76x02_insert_hdr_pad);
-
void mt76x02_remove_hdr_pad(struct sk_buff *skb, int len)
{
int hdrlen;
--
2.20.1
