提交 27fd36ab 编写于 作者: J Jianqun Xu 提交者: Mark Brown

ASoC: rockchip: i2s: fix maxburst of dma data to 4

Since RK3288 DMAC's burst length only support max to 4, here
set maxburst of playback and capture dma data to 4.
Signed-off-by: NJianqun Xu <jay.xu@rock-chips.com>
Signed-off-by: NMark Brown <broonie@kernel.org>
上级 4db9c4a9
......@@ -454,11 +454,11 @@ static int rockchip_i2s_probe(struct platform_device *pdev)
i2s->playback_dma_data.addr = res->start + I2S_TXDR;
i2s->playback_dma_data.addr_width = DMA_SLAVE_BUSWIDTH_4_BYTES;
i2s->playback_dma_data.maxburst = 16;
i2s->playback_dma_data.maxburst = 4;
i2s->capture_dma_data.addr = res->start + I2S_RXDR;
i2s->capture_dma_data.addr_width = DMA_SLAVE_BUSWIDTH_4_BYTES;
i2s->capture_dma_data.maxburst = 16;
i2s->capture_dma_data.maxburst = 4;
i2s->dev = &pdev->dev;
dev_set_drvdata(&pdev->dev, i2s);
......
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