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wifi: mt76: move wed reset common code in mt76 module

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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 <lorenzo@kernel.org>
Signed-off-by: Felix Fietkau <nbd@nbd.name>
This commit is contained in:
Lorenzo Bianconi 2023-10-20 12:30:58 +02:00 committed by Felix Fietkau
parent 950d0abb5c
commit d4b85aff3a
6 changed files with 36 additions and 33 deletions
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14
drivers/net/wireless/mediatek/mt76/dma.c
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@ -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;

9
drivers/net/wireless/mediatek/mt76/dma.h
View File

@ -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)

8
drivers/net/wireless/mediatek/mt76/mmio.c
View File

@ -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)

1
drivers/net/wireless/mediatek/mt76/mt76.h
View File

@ -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))

28
drivers/net/wireless/mediatek/mt76/mt7915/dma.c
View File

@ -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++)

9
drivers/net/wireless/mediatek/mt76/mt7915/mmio.c
View File

@ -595,13 +595,6 @@ out:
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;