diff options
Diffstat (limited to 'drivers/net/wireless/mediatek/mt76/mt7915/mmio.c')
-rw-r--r-- | drivers/net/wireless/mediatek/mt76/mt7915/mmio.c | 118 |
1 files changed, 6 insertions, 112 deletions
diff --git a/drivers/net/wireless/mediatek/mt76/mt7915/mmio.c b/drivers/net/wireless/mediatek/mt76/mt7915/mmio.c index e7d8e03f826f..aff4f21e843d 100644 --- a/drivers/net/wireless/mediatek/mt76/mt7915/mmio.c +++ b/drivers/net/wireless/mediatek/mt76/mt7915/mmio.c @@ -542,105 +542,6 @@ static u32 mt7915_rmw(struct mt76_dev *mdev, u32 offset, u32 mask, u32 val) } #ifdef CONFIG_NET_MEDIATEK_SOC_WED -static int mt7915_mmio_wed_offload_enable(struct mtk_wed_device *wed) -{ - struct mt7915_dev *dev; - - dev = container_of(wed, struct mt7915_dev, mt76.mmio.wed); - - spin_lock_bh(&dev->mt76.token_lock); - dev->mt76.token_size = wed->wlan.token_start; - spin_unlock_bh(&dev->mt76.token_lock); - - return !wait_event_timeout(dev->mt76.tx_wait, - !dev->mt76.wed_token_count, HZ); -} - -static void mt7915_mmio_wed_offload_disable(struct mtk_wed_device *wed) -{ - struct mt7915_dev *dev; - - dev = container_of(wed, struct mt7915_dev, mt76.mmio.wed); - - spin_lock_bh(&dev->mt76.token_lock); - dev->mt76.token_size = MT7915_TOKEN_SIZE; - spin_unlock_bh(&dev->mt76.token_lock); -} - -static void mt7915_mmio_wed_release_rx_buf(struct mtk_wed_device *wed) -{ - struct mt7915_dev *dev; - int i; - - dev = container_of(wed, struct mt7915_dev, mt76.mmio.wed); - for (i = 0; i < dev->mt76.rx_token_size; i++) { - struct mt76_txwi_cache *t; - - t = mt76_rx_token_release(&dev->mt76, i); - if (!t || !t->ptr) - continue; - - mt76_put_page_pool_buf(t->ptr, false); - t->ptr = NULL; - - mt76_put_rxwi(&dev->mt76, t); - } - - mt76_free_pending_rxwi(&dev->mt76); -} - -static u32 mt7915_mmio_wed_init_rx_buf(struct mtk_wed_device *wed, int size) -{ - struct mtk_wed_bm_desc *desc = wed->rx_buf_ring.desc; - struct mt76_txwi_cache *t = NULL; - struct mt7915_dev *dev; - struct mt76_queue *q; - int i, len; - - dev = container_of(wed, struct mt7915_dev, mt76.mmio.wed); - q = &dev->mt76.q_rx[MT_RXQ_MAIN]; - len = SKB_WITH_OVERHEAD(q->buf_size); - - 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->mt76); - 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->mt76.dma_dev, addr, len, dir); - - desc->buf0 = cpu_to_le32(addr); - token = mt76_rx_token_consume(&dev->mt76, buf, t, addr); - if (token < 0) { - mt76_put_page_pool_buf(buf, false); - goto unmap; - } - - desc->token |= cpu_to_le32(FIELD_PREP(MT_DMA_CTL_TOKEN, - token)); - desc++; - } - - return 0; - -unmap: - if (t) - mt76_put_rxwi(&dev->mt76, t); - mt7915_mmio_wed_release_rx_buf(wed); - return -ENOMEM; -} - static void mt7915_mmio_wed_update_rx_stats(struct mtk_wed_device *wed, struct mtk_wed_wo_rx_stats *stats) { @@ -694,13 +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, @@ -742,7 +636,7 @@ int mt7915_mmio_wed_init(struct mt7915_dev *dev, void *pdev_ptr, res = platform_get_resource(plat_dev, IORESOURCE_MEM, 0); if (!res) - return -ENOMEM; + return 0; wed->wlan.platform_dev = plat_dev; wed->wlan.bus_type = MTK_WED_BUS_AXI; @@ -778,13 +672,13 @@ int mt7915_mmio_wed_init(struct mt7915_dev *dev, void *pdev_ptr, } wed->wlan.init_buf = mt7915_wed_init_buf; - wed->wlan.offload_enable = mt7915_mmio_wed_offload_enable; - wed->wlan.offload_disable = mt7915_mmio_wed_offload_disable; - wed->wlan.init_rx_buf = mt7915_mmio_wed_init_rx_buf; - wed->wlan.release_rx_buf = mt7915_mmio_wed_release_rx_buf; + wed->wlan.offload_enable = mt76_mmio_wed_offload_enable; + wed->wlan.offload_disable = mt76_mmio_wed_offload_disable; + wed->wlan.init_rx_buf = mt76_mmio_wed_init_rx_buf; + 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; |