diff options
Diffstat (limited to 'drivers/net/wireless/mediatek/mt76/mmio.c')
-rw-r--r-- | drivers/net/wireless/mediatek/mt76/mmio.c | 107 |
1 files changed, 0 insertions, 107 deletions
diff --git a/drivers/net/wireless/mediatek/mt76/mmio.c b/drivers/net/wireless/mediatek/mt76/mmio.c index c3e0e23e01..cd2e9737c3 100644 --- a/drivers/net/wireless/mediatek/mt76/mmio.c +++ b/drivers/net/wireless/mediatek/mt76/mmio.c @@ -85,113 +85,6 @@ void mt76_set_irq_mask(struct mt76_dev *dev, u32 addr, } EXPORT_SYMBOL_GPL(mt76_set_irq_mask); -#ifdef CONFIG_NET_MEDIATEK_SOC_WED -void mt76_mmio_wed_release_rx_buf(struct mtk_wed_device *wed) -{ - struct mt76_dev *dev = container_of(wed, struct mt76_dev, mmio.wed); - int i; - - for (i = 0; i < dev->rx_token_size; i++) { - struct mt76_txwi_cache *t; - - t = mt76_rx_token_release(dev, i); - if (!t || !t->ptr) - continue; - - mt76_put_page_pool_buf(t->ptr, false); - t->ptr = NULL; - - mt76_put_rxwi(dev, t); - } - - mt76_free_pending_rxwi(dev); -} -EXPORT_SYMBOL_GPL(mt76_mmio_wed_release_rx_buf); - -u32 mt76_mmio_wed_init_rx_buf(struct mtk_wed_device *wed, int size) -{ - struct mt76_dev *dev = container_of(wed, struct mt76_dev, mmio.wed); - struct mtk_wed_bm_desc *desc = wed->rx_buf_ring.desc; - struct mt76_queue *q = &dev->q_rx[MT_RXQ_MAIN]; - int i, len = SKB_WITH_OVERHEAD(q->buf_size); - struct mt76_txwi_cache *t = NULL; - - for (i = 0; i < size; i++) { - enum dma_data_direction dir; - dma_addr_t addr; - u32 offset; - int token; - void *buf; - - t = mt76_get_rxwi(dev); - if (!t) - goto unmap; - - buf = mt76_get_page_pool_buf(q, &offset, q->buf_size); - if (!buf) - goto unmap; - - addr = page_pool_get_dma_addr(virt_to_head_page(buf)) + offset; - dir = page_pool_get_dma_dir(q->page_pool); - dma_sync_single_for_device(dev->dma_dev, addr, len, dir); - - desc->buf0 = cpu_to_le32(addr); - token = mt76_rx_token_consume(dev, buf, t, addr); - if (token < 0) { - mt76_put_page_pool_buf(buf, false); - goto unmap; - } - - token = FIELD_PREP(MT_DMA_CTL_TOKEN, token); -#ifdef CONFIG_ARCH_DMA_ADDR_T_64BIT - token |= FIELD_PREP(MT_DMA_CTL_SDP0_H, addr >> 32); -#endif - desc->token |= cpu_to_le32(token); - desc++; - } - - return 0; - -unmap: - if (t) - mt76_put_rxwi(dev, t); - mt76_mmio_wed_release_rx_buf(wed); - - return -ENOMEM; -} -EXPORT_SYMBOL_GPL(mt76_mmio_wed_init_rx_buf); - -int mt76_mmio_wed_offload_enable(struct mtk_wed_device *wed) -{ - struct mt76_dev *dev = container_of(wed, struct mt76_dev, mmio.wed); - - spin_lock_bh(&dev->token_lock); - dev->token_size = wed->wlan.token_start; - spin_unlock_bh(&dev->token_lock); - - return !wait_event_timeout(dev->tx_wait, !dev->wed_token_count, HZ); -} -EXPORT_SYMBOL_GPL(mt76_mmio_wed_offload_enable); - -void mt76_mmio_wed_offload_disable(struct mtk_wed_device *wed) -{ - struct mt76_dev *dev = container_of(wed, struct mt76_dev, mmio.wed); - - spin_lock_bh(&dev->token_lock); - dev->token_size = dev->drv->token_size; - 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) { static const struct mt76_bus_ops mt76_mmio_ops = { |