From: Mylène Josserand Date: Tue, 17 Jan 2017 14:02:21 +0000 (+0100) Subject: ASoC: sun4i-i2s: Increase DMA max burst to 8 X-Git-Tag: v4.11-rc1~100^2~8^2~16^3 X-Git-Url: https://git.karo-electronics.de/?a=commitdiff_plain;h=ebad64d19377957976963f99ce1fcf2f09796357;p=karo-tx-linux.git ASoC: sun4i-i2s: Increase DMA max burst to 8 As done previously for sun4i-codec, the DMA maxburst of 4 is not supported by every SoCs so the DMA controller engine returns "unsupported value". As a maxburst of 8 is supported by all variants, this patch increases it to 8. For more details, see commit from Chen-Yu Tsai: commit 730e2dd0cbc7 ("ASoC: sun4i-codec: Increase DMA max burst to 8") Signed-off-by: Mylène Josserand Acked-by: Maxime Ripard Signed-off-by: Mark Brown --- diff --git a/sound/soc/sunxi/sun4i-i2s.c b/sound/soc/sunxi/sun4i-i2s.c index f24d19526603..4237323ef594 100644 --- a/sound/soc/sunxi/sun4i-i2s.c +++ b/sound/soc/sunxi/sun4i-i2s.c @@ -694,10 +694,10 @@ static int sun4i_i2s_probe(struct platform_device *pdev) } i2s->playback_dma_data.addr = res->start + SUN4I_I2S_FIFO_TX_REG; - i2s->playback_dma_data.maxburst = 4; + i2s->playback_dma_data.maxburst = 8; i2s->capture_dma_data.addr = res->start + SUN4I_I2S_FIFO_RX_REG; - i2s->capture_dma_data.maxburst = 4; + i2s->capture_dma_data.maxburst = 8; pm_runtime_enable(&pdev->dev); if (!pm_runtime_enabled(&pdev->dev)) {