On Sun, Mar 24, 2013 at 06:12:08AM +0000, Huang, Xiong wrote:

And try to use following code to replace atl1c_configure_dma

static inline void atl1e_configure_dma(struct atl1e_adapter *adapter)
{
	struct atl1e_hw *hw = &adapter->hw;
	u32 dma_ctrl_data;

	dma_ctrl_data = DMA_CTRL_RXCMB_EN | 0x400000;
	dma_ctrl_data |= (((u32)hw->dmar_block) & DMA_CTRL_DMAR_BURST_LEN_MASK)
		<< DMA_CTRL_DMAR_BURST_LEN_SHIFT;
	dma_ctrl_data |= (((u32)hw->dmaw_block) & DMA_CTRL_DMAW_BURST_LEN_MASK)
		<< DMA_CTRL_DMAW_BURST_LEN_SHIFT;
	dma_ctrl_data |= DMA_CTRL_DMAR_REQ_PRI | DMA_CTRL_DMAR_OUT_ORDER;
	dma_ctrl_data |= (((u32)hw->dmar_dly_cnt) & DMA_CTRL_DMAR_DLY_CNT_MASK)
		<< DMA_CTRL_DMAR_DLY_CNT_SHIFT;
	dma_ctrl_data |= (((u32)hw->dmaw_dly_cnt) & DMA_CTRL_DMAW_DLY_CNT_MASK)
		<< DMA_CTRL_DMAW_DLY_CNT_SHIFT;

	AT_WRITE_REG(hw, REG_DMA_CTRL, dma_ctrl_data);
	return;
}

Also no change. Corrupted frames still occur.

Thanks,

  Hannes