[PATCH v2 02/16] mt76: mt7921: refactor dma.c to be pcie specific

sean.wang
2021-09-18T00:00:10Z

This is a preliminary patch to introduce mt7921s support.

make dma.c be used dedicately for mt7921e.

by moving out mt7921_tx_cleanup from dma.c to mcu.c and then renaming
mt7921_tx_cleanup to refect the exact thing the function actually does.

Finally, dma.c totally become pcie specific one, only needed to
be compiled only when CONFIG_MT7921E is enabled.

Tested-by: Deren Wu <deren.wu@mediatek.com>
Signed-off-by: Sean Wang <sean.wang@mediatek.com>
---
drivers/net/wireless/mediatek/mt76/mt7921/dma.c | 8 +-------
drivers/net/wireless/mediatek/mt76/mt7921/mac.c | 2 +-
drivers/net/wireless/mediatek/mt76/mt7921/mt7921.h | 7 ++++++-
3 files changed, 8 insertions(+), 9 deletions(-)

diff --git a/drivers/net/wireless/mediatek/mt76/mt7921/dma.c b/drivers/net/wireless/mediatek/mt76/mt7921/dma.c
index 802e40e42040..d3e2036a1974 100644
--- a/drivers/net/wireless/mediatek/mt76/mt7921/dma.c
+++ b/drivers/net/wireless/mediatek/mt76/mt7921/dma.c
@@ -19,12 +19,6 @@ int mt7921_init_tx_queues(struct mt7921_phy *phy, int idx, int n_desc)
return 0;
}

-void mt7921_tx_cleanup(struct mt7921_dev *dev)
-{
- mt76_queue_tx_cleanup(dev, dev->mt76.q_mcu[MT_MCUQ_WM], false);
- mt76_queue_tx_cleanup(dev, dev->mt76.q_mcu[MT_MCUQ_WA], false);
-}
-
static int mt7921_poll_tx(struct napi_struct *napi, int budget)
{
struct mt7921_dev *dev;
@@ -37,7 +31,7 @@ static int mt7921_poll_tx(struct napi_struct *napi, int budget)
return 0;
}

- mt7921_tx_cleanup(dev);
+ mt7921_mcu_tx_cleanup(dev);
if (napi_complete(napi))
mt7921_irq_enable(dev, MT_INT_TX_DONE_ALL);
mt76_connac_pm_unref(&dev->mphy, &dev->pm);
diff --git a/drivers/net/wireless/mediatek/mt76/mt7921/mac.c b/drivers/net/wireless/mediatek/mt76/mt7921/mac.c
index 07571ddb3b28..04506424b864 100644
--- a/drivers/net/wireless/mediatek/mt76/mt7921/mac.c
+++ b/drivers/net/wireless/mediatek/mt76/mt7921/mac.c
@@ -1390,7 +1390,7 @@ void mt7921_pm_wake_work(struct work_struct *work)
mt76_for_each_q_rx(&dev->mt76, i)
napi_schedule(&dev->mt76.napi[i]);
mt76_connac_pm_dequeue_skbs(mphy, &dev->pm);
- mt7921_tx_cleanup(dev);
+ mt7921_mcu_tx_cleanup(dev);
if (test_bit(MT76_STATE_RUNNING, &mphy->state))
ieee80211_queue_delayed_work(mphy->hw, &mphy->mac_work,
MT7921_WATCHDOG_TIME);
diff --git a/drivers/net/wireless/mediatek/mt76/mt7921/mt7921.h b/drivers/net/wireless/mediatek/mt76/mt7921/mt7921.h
index 70c0f41180a1..a6c3661b2bdd 100644
--- a/drivers/net/wireless/mediatek/mt76/mt7921/mt7921.h
+++ b/drivers/net/wireless/mediatek/mt76/mt7921/mt7921.h
@@ -316,6 +316,12 @@ static inline bool mt7921_dma_need_reinit(struct mt7921_dev *dev)
return !mt76_get_field(dev, MT_WFDMA_DUMMY_CR, MT_WFDMA_NEED_REINIT);
}

+static inline void mt7921_mcu_tx_cleanup(struct mt7921_dev *dev)
+{
+ mt76_queue_tx_cleanup(dev, dev->mt76.q_mcu[MT_MCUQ_WM], false);
+ mt76_queue_tx_cleanup(dev, dev->mt76.q_mcu[MT_MCUQ_WA], false);
+}
+
int mt7921_mac_init(struct mt7921_dev *dev);
bool mt7921_mac_wtbl_update(struct mt7921_dev *dev, int idx, u32 mask);
void mt7921_mac_reset_counters(struct mt7921_phy *phy);
@@ -330,7 +336,6 @@ void mt7921_mac_work(struct work_struct *work);
void mt7921_mac_reset_work(struct work_struct *work);
void mt7921_mac_update_mib_stats(struct mt7921_phy *phy);
void mt7921_reset(struct mt76_dev *mdev);
-void mt7921_tx_cleanup(struct mt7921_dev *dev);
int mt7921e_tx_prepare_skb(struct mt76_dev *mdev, void *txwi_ptr,
enum mt76_txq_id qid, struct mt76_wcid *wcid,
struct ieee80211_sta *sta,
--
2.25.1