MTK_WED_RING_OFS_CPU_IDX
u32 cur_idx = readl(ring->wpdma + MTK_WED_RING_OFS_CPU_IDX);
wdma_w32(dev, MTK_WDMA_RING_RX(idx) + MTK_WED_RING_OFS_CPU_IDX, 0);
wdma_w32(dev, MTK_WDMA_RING_TX(idx) + MTK_WED_RING_OFS_CPU_IDX, 0);
wed_w32(dev, MTK_WED_WDMA_RING_TX + MTK_WED_RING_OFS_CPU_IDX,
wpdma_tx_w32(dev, idx, MTK_WED_RING_OFS_CPU_IDX, 0);
wed_w32(dev, MTK_WED_WPDMA_RING_TX(idx) + MTK_WED_RING_OFS_CPU_IDX, 0);
MTK_WDMA_RING_RX(i) + MTK_WED_RING_OFS_CPU_IDX, 0);
MTK_WDMA_RING_TX(i) + MTK_WED_RING_OFS_CPU_IDX, 0);