2023-10-20 10:32:10

by Lorenzo Bianconi

[permalink] [raw]
Subject: [PATCH v3 11/13] mt76: move wed reset common code in mt76 module

Move WED reset code shared between mt7915 and mt7996 in common module.
This is a preliminary patch to introduce WED reset support for mt7996.

Signed-off-by: Lorenzo Bianconi <[email protected]>
---
drivers/net/wireless/mediatek/mt76/dma.c | 14 ++++++++++
drivers/net/wireless/mediatek/mt76/dma.h | 9 ++++++
drivers/net/wireless/mediatek/mt76/mmio.c | 8 ++++++
drivers/net/wireless/mediatek/mt76/mt76.h | 1 +
.../net/wireless/mediatek/mt76/mt7915/dma.c | 28 ++-----------------
.../net/wireless/mediatek/mt76/mt7915/mmio.c | 9 +-----
6 files changed, 36 insertions(+), 33 deletions(-)

diff --git a/drivers/net/wireless/mediatek/mt76/dma.c b/drivers/net/wireless/mediatek/mt76/dma.c
index e60012a1896b..71f07deeeaab 100644
--- a/drivers/net/wireless/mediatek/mt76/dma.c
+++ b/drivers/net/wireless/mediatek/mt76/dma.c
@@ -1036,6 +1036,20 @@ void mt76_dma_attach(struct mt76_dev *dev)
}
EXPORT_SYMBOL_GPL(mt76_dma_attach);

+void mt76_dma_wed_reset(struct mt76_dev *dev)
+{
+ struct mt76_mmio *mmio = &dev->mmio;
+
+ if (!test_bit(MT76_STATE_WED_RESET, &dev->phy.state))
+ return;
+
+ complete(&mmio->wed_reset);
+
+ if (!wait_for_completion_timeout(&mmio->wed_reset_complete, 3 * HZ))
+ dev_err(dev->dev, "wed reset complete timeout\n");
+}
+EXPORT_SYMBOL_GPL(mt76_dma_wed_reset);
+
void mt76_dma_cleanup(struct mt76_dev *dev)
{
int i;
diff --git a/drivers/net/wireless/mediatek/mt76/dma.h b/drivers/net/wireless/mediatek/mt76/dma.h
index e549e678b69f..c60dfb817227 100644
--- a/drivers/net/wireless/mediatek/mt76/dma.h
+++ b/drivers/net/wireless/mediatek/mt76/dma.h
@@ -78,6 +78,15 @@ int mt76_dma_rx_poll(struct napi_struct *napi, int budget);
void mt76_dma_attach(struct mt76_dev *dev);
void mt76_dma_cleanup(struct mt76_dev *dev);
int mt76_dma_wed_setup(struct mt76_dev *dev, struct mt76_queue *q, bool reset);
+void mt76_dma_wed_reset(struct mt76_dev *dev);
+
+static inline void
+mt76_dma_reset_tx_queue(struct mt76_dev *dev, struct mt76_queue *q)
+{
+ dev->queue_ops->reset_q(dev, q);
+ if (mtk_wed_device_active(&dev->mmio.wed))
+ mt76_dma_wed_setup(dev, q, true);
+}

static inline void
mt76_dma_should_drop_buf(bool *drop, u32 ctrl, u32 buf1, u32 info)
diff --git a/drivers/net/wireless/mediatek/mt76/mmio.c b/drivers/net/wireless/mediatek/mt76/mmio.c
index c34624978a14..4a006409a373 100644
--- a/drivers/net/wireless/mediatek/mt76/mmio.c
+++ b/drivers/net/wireless/mediatek/mt76/mmio.c
@@ -179,6 +179,14 @@ void mt76_mmio_wed_offload_disable(struct mtk_wed_device *wed)
spin_unlock_bh(&dev->token_lock);
}
EXPORT_SYMBOL_GPL(mt76_mmio_wed_offload_disable);
+
+void mt76_mmio_wed_reset_complete(struct mtk_wed_device *wed)
+{
+ struct mt76_dev *dev = container_of(wed, struct mt76_dev, mmio.wed);
+
+ complete(&dev->mmio.wed_reset_complete);
+}
+EXPORT_SYMBOL_GPL(mt76_mmio_wed_reset_complete);
#endif /*CONFIG_NET_MEDIATEK_SOC_WED */

void mt76_mmio_init(struct mt76_dev *dev, void __iomem *regs)
diff --git a/drivers/net/wireless/mediatek/mt76/mt76.h b/drivers/net/wireless/mediatek/mt76/mt76.h
index f015c94b3c68..482a280b7c25 100644
--- a/drivers/net/wireless/mediatek/mt76/mt76.h
+++ b/drivers/net/wireless/mediatek/mt76/mt76.h
@@ -1102,6 +1102,7 @@ u32 mt76_mmio_wed_init_rx_buf(struct mtk_wed_device *wed, int size);
void mt76_mmio_wed_release_rx_buf(struct mtk_wed_device *wed);
int mt76_mmio_wed_offload_enable(struct mtk_wed_device *wed);
void mt76_mmio_wed_offload_disable(struct mtk_wed_device *wed);
+void mt76_mmio_wed_reset_complete(struct mtk_wed_device *wed);
#endif /*CONFIG_NET_MEDIATEK_SOC_WED */

#define mt76xx_chip(dev) mt76_chip(&((dev)->mt76))
diff --git a/drivers/net/wireless/mediatek/mt76/mt7915/dma.c b/drivers/net/wireless/mediatek/mt76/mt7915/dma.c
index 1bceeb5227b1..c91a1c54027f 100644
--- a/drivers/net/wireless/mediatek/mt76/mt7915/dma.c
+++ b/drivers/net/wireless/mediatek/mt76/mt7915/dma.c
@@ -587,28 +587,6 @@ int mt7915_dma_init(struct mt7915_dev *dev, struct mt7915_phy *phy2)
return 0;
}

-static void mt7915_dma_wed_reset(struct mt7915_dev *dev)
-{
- struct mt76_dev *mdev = &dev->mt76;
-
- if (!test_bit(MT76_STATE_WED_RESET, &dev->mphy.state))
- return;
-
- complete(&mdev->mmio.wed_reset);
-
- if (!wait_for_completion_timeout(&dev->mt76.mmio.wed_reset_complete,
- 3 * HZ))
- dev_err(dev->mt76.dev, "wed reset complete timeout\n");
-}
-
-static void
-mt7915_dma_reset_tx_queue(struct mt7915_dev *dev, struct mt76_queue *q)
-{
- mt76_queue_reset(dev, q);
- if (mtk_wed_device_active(&dev->mt76.mmio.wed))
- mt76_dma_wed_setup(&dev->mt76, q, true);
-}
-
int mt7915_dma_reset(struct mt7915_dev *dev, bool force)
{
struct mt76_phy *mphy_ext = dev->mt76.phys[MT_BAND1];
@@ -636,13 +614,13 @@ int mt7915_dma_reset(struct mt7915_dev *dev, bool force)
mtk_wed_device_dma_reset(wed);

mt7915_dma_disable(dev, force);
- mt7915_dma_wed_reset(dev);
+ mt76_dma_wed_reset(&dev->mt76);

/* reset hw queues */
for (i = 0; i < __MT_TXQ_MAX; i++) {
- mt7915_dma_reset_tx_queue(dev, dev->mphy.q_tx[i]);
+ mt76_dma_reset_tx_queue(&dev->mt76, dev->mphy.q_tx[i]);
if (mphy_ext)
- mt7915_dma_reset_tx_queue(dev, mphy_ext->q_tx[i]);
+ mt76_dma_reset_tx_queue(&dev->mt76, mphy_ext->q_tx[i]);
}

for (i = 0; i < __MT_MCUQ_MAX; i++)
diff --git a/drivers/net/wireless/mediatek/mt76/mt7915/mmio.c b/drivers/net/wireless/mediatek/mt76/mt7915/mmio.c
index 85cb3fed9505..c404c90b58a6 100644
--- a/drivers/net/wireless/mediatek/mt76/mt7915/mmio.c
+++ b/drivers/net/wireless/mediatek/mt76/mt7915/mmio.c
@@ -595,13 +595,6 @@ static int mt7915_mmio_wed_reset(struct mtk_wed_device *wed)

return ret;
}
-
-static void mt7915_mmio_wed_reset_complete(struct mtk_wed_device *wed)
-{
- struct mt76_dev *dev = container_of(wed, struct mt76_dev, mmio.wed);
-
- complete(&dev->mmio.wed_reset_complete);
-}
#endif

int mt7915_mmio_wed_init(struct mt7915_dev *dev, void *pdev_ptr,
@@ -685,7 +678,7 @@ int mt7915_mmio_wed_init(struct mt7915_dev *dev, void *pdev_ptr,
wed->wlan.release_rx_buf = mt76_mmio_wed_release_rx_buf;
wed->wlan.update_wo_rx_stats = mt7915_mmio_wed_update_rx_stats;
wed->wlan.reset = mt7915_mmio_wed_reset;
- wed->wlan.reset_complete = mt7915_mmio_wed_reset_complete;
+ wed->wlan.reset_complete = mt76_mmio_wed_reset_complete;

dev->mt76.rx_token_size = wed->wlan.rx_npkt;

--
2.41.0