From mboxrd@z Thu Jan 1 00:00:00 1970 From: Jianqun Xu Subject: [PATCH v2 3/3] ASoC: rockchip: i2s: fix maxburst of dma data to 4 Date: Wed, 24 Dec 2014 17:37:02 +0800 Message-ID: <1419413822-11539-4-git-send-email-jay.xu@rock-chips.com> References: <1419325709-15374-1-git-send-email-jay.xu@rock-chips.com> <1419413822-11539-1-git-send-email-jay.xu@rock-chips.com> Return-path: In-Reply-To: <1419413822-11539-1-git-send-email-jay.xu-TNX95d0MmH7DzftRWevZcw@public.gmane.org> Sender: devicetree-owner-u79uwXL29TY76Z2rM5mHXA@public.gmane.org To: lgirdwood-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org, heiko-4mtYJXux2i+zQB+pC5nmwQ@public.gmane.org, broonie-DgEjT+Ai2ygdnm+yROfE0A@public.gmane.org, perex-/Fr2/VpizcU@public.gmane.org, tiwai-l3A5Bk7waGM@public.gmane.org, sonnyrao-F7+t8E8rja9g9hUCZPvPmw@public.gmane.org Cc: linux-arm-kernel-IAPFreCvJWM7uuMidbF8XUB+6BGkLq7r@public.gmane.org, alsa-devel-K7yf7f+aM1XWsZ/bQMPhNw@public.gmane.org, linux-kernel-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, devicetree-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, linux-rockchip-IAPFreCvJWM7uuMidbF8XUB+6BGkLq7r@public.gmane.org, Jianqun Xu List-Id: devicetree@vger.kernel.org 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: Jianqun Xu --- changes since v1: - new patch since v1 sound/soc/rockchip/rockchip_i2s.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/sound/soc/rockchip/rockchip_i2s.c b/sound/soc/rockchip/rockchip_i2s.c index 1cd7efc..59aeec4 100644 --- a/sound/soc/rockchip/rockchip_i2s.c +++ b/sound/soc/rockchip/rockchip_i2s.c @@ -458,11 +458,11 @@ 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); -- 1.9.1 -- To unsubscribe from this list: send the line "unsubscribe devicetree" in the body of a message to majordomo-u79uwXL29TY76Z2rM5mHXA@public.gmane.org More majordomo info at http://vger.kernel.org/majordomo-info.html