From: mylene.josserand@free-electrons.com (Mylène Josserand)
To: linux-arm-kernel@lists.infradead.org
Subject: [PATCH v2 01/10] ASoC: sun4i-i2s: Increase DMA max burst to 8
Date: Tue, 17 Jan 2017 15:02:21 +0100 [thread overview]
Message-ID: <20170117140230.23142-2-mylene.josserand@free-electrons.com> (raw)
In-Reply-To: <20170117140230.23142-1-mylene.josserand@free-electrons.com>
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: Myl?ne Josserand <mylene.josserand@free-electrons.com>
---
sound/soc/sunxi/sun4i-i2s.c | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)
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)) {
--
2.11.0
next prev parent reply other threads:[~2017-01-17 14:02 UTC|newest]
Thread overview: 25+ messages / expand[flat|nested] mbox.gz Atom feed top
2017-01-17 14:02 [PATCH v2 00/10] Add sun8i A33 audio driver Mylène Josserand
2017-01-17 14:02 ` Mylène Josserand [this message]
2017-01-17 16:41 ` [PATCH v2 01/10] ASoC: sun4i-i2s: Increase DMA max burst to 8 Maxime Ripard
2017-01-17 18:44 ` Applied "ASoC: sun4i-i2s: Increase DMA max burst to 8" to the asoc tree Mark Brown
2017-01-17 14:02 ` [PATCH v2 02/10] clk: ccu-sun8i-a33: Add CLK_SET_RATE_PARENT to ac-dig Mylène Josserand
2017-01-17 16:44 ` Maxime Ripard
2017-01-18 7:58 ` Mylene Josserand
2017-01-17 14:02 ` [PATCH v2 03/10] dt-bindings: sound: Add new reset compatible for sun4i-i2s Mylène Josserand
2017-01-17 16:46 ` Maxime Ripard
2017-01-18 8:23 ` Mylene Josserand
2017-01-17 14:02 ` [PATCH v2 04/10] ASoC: sun4i-i2s: Add quirks to handle new compatible for reset Mylène Josserand
2017-01-17 16:47 ` Maxime Ripard
2017-01-17 14:02 ` [PATCH v2 05/10] ASoC: Add sun8i digital audio codec Mylène Josserand
2017-01-17 16:20 ` Mylene Josserand
2017-01-17 14:02 ` [PATCH v2 06/10] ASoC: sun8i-codec-analog: Add amplifier event to fix first delay Mylène Josserand
2017-01-17 16:49 ` Maxime Ripard
2017-02-03 12:03 ` Applied "ASoC: sun8i-codec-analog: Add amplifier event to fix first delay" to the asoc tree Mark Brown
2017-01-17 14:02 ` [PATCH v2 07/10] dt-bindings: sound: Add sun8i audio documentation Mylène Josserand
2017-01-17 16:50 ` Mark Brown
2017-01-18 8:25 ` Mylene Josserand
2017-01-17 16:51 ` Maxime Ripard
2017-01-17 14:02 ` [PATCH v2 08/10] ARM: dts: sun8i: Add audio codec, dai and card for A33 Mylène Josserand
2017-01-17 16:58 ` Maxime Ripard
2017-01-17 14:02 ` [PATCH v2 09/10] ARM: dts: sun8i: parrot: Enable audio nodes Mylène Josserand
2017-01-17 14:02 ` [PATCH v2 10/10] ARM: dts: sun8i: sinlinx: " Mylène Josserand
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