From: Chen-Yu Tsai <wens@csie.org>
To: Samuel Holland <samuel@sholland.org>
Cc: "Mark Brown" <broonie@kernel.org>,
"Liam Girdwood" <lgirdwood@gmail.com>,
"Rob Herring" <robh+dt@kernel.org>,
"Mark Rutland" <mark.rutland@arm.com>,
"Maxime Ripard" <mripard@kernel.org>,
"Vasily Khoruzhick" <anarsoul@gmail.com>,
"Mylène Josserand" <mylene.josserand@free-electrons.com>,
"Jaroslav Kysela" <perex@perex.cz>,
"Takashi Iwai" <tiwai@suse.com>,
Linux-ALSA <alsa-devel@alsa-project.org>,
devicetree <devicetree@vger.kernel.org>,
linux-arm-kernel <linux-arm-kernel@lists.infradead.org>,
linux-kernel <linux-kernel@vger.kernel.org>,
stable@kernel.org
Subject: Re: [RFC PATCH 02/34] ASoC: sun8i-codec: LRCK is not inverted on A64
Date: Mon, 17 Feb 2020 17:50:15 +0800 [thread overview]
Message-ID: <CAGb2v66b=JyB+7WYJ9Yv_C4TS3BSofjaahXc6VP3Kbzo91YffA@mail.gmail.com> (raw)
In-Reply-To: <20200217064250.15516-3-samuel@sholland.org>
On Mon, Feb 17, 2020 at 2:42 PM Samuel Holland <samuel@sholland.org> wrote:
>
> On the A64 (tested with the Pinephone), the current code causes the
> left/right channels to be swapped during I2S playback from the CPU on
> AIF1, and breaks DSP_A communication with the modem on AIF2.
>
> Trusting that the comment in the code is correct, the existing behavior
> is kept for the A33.
>
> Cc: stable@kernel.org
> Fixes: ec4a95409d5c ("arm64: dts: allwinner: a64: add nodes necessary for analog sound support")
> Signed-off-by: Samuel Holland <samuel@sholland.org>
> ---
> sound/soc/sunxi/sun8i-codec.c | 22 +++++++++++++++++-----
> 1 file changed, 17 insertions(+), 5 deletions(-)
>
> diff --git a/sound/soc/sunxi/sun8i-codec.c b/sound/soc/sunxi/sun8i-codec.c
> index 55798bc8eae2..14cf31f5c535 100644
> --- a/sound/soc/sunxi/sun8i-codec.c
> +++ b/sound/soc/sunxi/sun8i-codec.c
> @@ -13,6 +13,7 @@
> #include <linux/delay.h>
> #include <linux/clk.h>
> #include <linux/io.h>
> +#include <linux/of_device.h>
> #include <linux/pm_runtime.h>
> #include <linux/regmap.h>
> #include <linux/log2.h>
> @@ -89,6 +90,7 @@ struct sun8i_codec {
> struct regmap *regmap;
> struct clk *clk_module;
> struct clk *clk_bus;
> + bool inverted_lrck;
> };
>
> static int sun8i_codec_runtime_resume(struct device *dev)
> @@ -209,18 +211,19 @@ static int sun8i_set_fmt(struct snd_soc_dai *dai, unsigned int fmt)
> value << SUN8I_AIF1CLK_CTRL_AIF1_BCLK_INV);
>
> /*
> - * It appears that the DAI and the codec don't share the same
> - * polarity for the LRCK signal when they mean 'normal' and
> - * 'inverted' in the datasheet.
> + * It appears that the DAI and the codec in the A33 SoC don't
> + * share the same polarity for the LRCK signal when they mean
> + * 'normal' and 'inverted' in the datasheet.
> *
> * Since the DAI here is our regular i2s driver that have been
> * tested with way more codecs than just this one, it means
> * that the codec probably gets it backward, and we have to
> * invert the value here.
> */
> + value ^= scodec->inverted_lrck;
> regmap_update_bits(scodec->regmap, SUN8I_AIF1CLK_CTRL,
> BIT(SUN8I_AIF1CLK_CTRL_AIF1_LRCK_INV),
> - !value << SUN8I_AIF1CLK_CTRL_AIF1_LRCK_INV);
> + value << SUN8I_AIF1CLK_CTRL_AIF1_LRCK_INV);
>
> /* DAI format */
> switch (fmt & SND_SOC_DAIFMT_FORMAT_MASK) {
> @@ -568,6 +571,8 @@ static int sun8i_codec_probe(struct platform_device *pdev)
> return PTR_ERR(scodec->regmap);
> }
>
> + scodec->inverted_lrck = (uintptr_t)of_device_get_match_data(&pdev->dev);
> +
> platform_set_drvdata(pdev, scodec);
>
> pm_runtime_enable(&pdev->dev);
> @@ -606,7 +611,14 @@ static int sun8i_codec_remove(struct platform_device *pdev)
> }
>
> static const struct of_device_id sun8i_codec_of_match[] = {
> - { .compatible = "allwinner,sun8i-a33-codec" },
> + {
> + .compatible = "allwinner,sun8i-a33-codec",
> + .data = (void *)1,
So depending on the answer to the previous patch, this might be enough,
though somewhat an eyesore. Otherwise I suggest using a proper quirks
structure.
ChenYu
> + },
> + {
> + .compatible = "allwinner,sun50i-a64-codec",
> + .data = (void *)0,
> + },
> {}
> };
> MODULE_DEVICE_TABLE(of, sun8i_codec_of_match);
> --
> 2.24.1
>
next prev parent reply other threads:[~2020-02-17 9:50 UTC|newest]
Thread overview: 69+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-02-17 6:42 [RFC PATCH 00/34] sun8i-codec fixes and new features Samuel Holland
2020-02-17 6:42 ` [RFC PATCH 01/34] ASoC: dt-bindings: Add a separate compatible for the A64 codec Samuel Holland
2020-02-17 9:49 ` Chen-Yu Tsai
2020-02-18 3:17 ` Samuel Holland
2020-02-26 15:18 ` Rob Herring
2020-02-17 6:42 ` [RFC PATCH 02/34] ASoC: sun8i-codec: LRCK is not inverted on A64 Samuel Holland
2020-02-17 9:50 ` Chen-Yu Tsai [this message]
2020-02-17 14:43 ` Mark Brown
2020-02-17 6:42 ` [RFC PATCH 03/34] arm64: dts: allwinner: a64: Fix the audio codec compatible Samuel Holland
2020-02-17 14:56 ` Mark Brown
2020-02-17 6:42 ` [RFC PATCH 04/34] ASoC: sun8i-codec: Remove unused dev from codec struct Samuel Holland
2020-02-17 7:41 ` Chen-Yu Tsai
2020-02-17 15:04 ` Mark Brown
2020-02-21 14:21 ` Applied "ASoC: sun8i-codec: Remove unused dev from codec struct" to the asoc tree Mark Brown
2020-02-17 6:42 ` [RFC PATCH 05/34] ASoC: sun8i-codec: Remove incorrect SND_SOC_DAIFMT_DSP_B Samuel Holland
2020-02-17 8:19 ` Chen-Yu Tsai
2020-02-17 15:02 ` Mark Brown
2020-02-18 1:35 ` Samuel Holland
2020-02-18 11:32 ` Mark Brown
2020-02-17 6:42 ` [RFC PATCH 06/34] ASoC: sun8i-codec: Fix setting DAI data format Samuel Holland
2020-02-17 8:23 ` Chen-Yu Tsai
2020-02-17 22:03 ` Applied "ASoC: sun8i-codec: Fix setting DAI data format" to the asoc tree Mark Brown
2020-02-17 6:42 ` [RFC PATCH 07/34] ASoC: sun8i-codec: Remove extraneous widgets Samuel Holland
2020-02-17 7:37 ` Chen-Yu Tsai
2020-02-17 15:05 ` Mark Brown
2020-02-17 6:42 ` [RFC PATCH 08/34] ASoC: sun8i-codec: Fix direction of AIF1 outputs Samuel Holland
2020-02-17 8:22 ` Chen-Yu Tsai
2020-02-17 15:09 ` Mark Brown
2020-02-18 1:44 ` Samuel Holland
2020-02-17 6:42 ` [RFC PATCH 09/34] ASoC: sun8i-codec: Fix broken DAPM routing Samuel Holland
2020-02-17 15:24 ` Mark Brown
2020-02-17 6:42 ` [RFC PATCH 10/34] ASoC: sun8i-codec: Advertise only hardware-supported rates Samuel Holland
2020-02-17 15:30 ` Mark Brown
2020-02-18 1:55 ` Samuel Holland
2020-02-17 6:42 ` [RFC PATCH 11/34] ASoC: sun8i-codec: Enforce parameter symmetry Samuel Holland
2020-02-17 6:42 ` [RFC PATCH 12/34] ASoC: sun8i-codec: Fix AIF1 MODCLK widget name Samuel Holland
2020-02-17 8:06 ` Chen-Yu Tsai
2020-02-17 6:42 ` [RFC PATCH 13/34] ASoC: sun8i-codec: Fix AIF1_ADCDAT_CTRL field names Samuel Holland
2020-02-17 7:58 ` Chen-Yu Tsai
2020-02-17 6:42 ` [RFC PATCH 14/34] ASoC: sun8i-codec: Fix AIF1_MXR_SRC " Samuel Holland
2020-02-17 7:57 ` Chen-Yu Tsai
2020-02-17 6:42 ` [RFC PATCH 15/34] ASoC: sun8i-codec: Fix ADC_DIG_CTRL field name Samuel Holland
2020-02-17 7:55 ` Chen-Yu Tsai
2020-02-17 6:42 ` [RFC PATCH 16/34] ASoC: sun8i-codec: Fix field bit number indentation Samuel Holland
2020-02-17 7:54 ` Chen-Yu Tsai
2020-02-17 6:42 ` [RFC PATCH 17/34] ASoC: sun8i-codec: Sort masks in a consistent order Samuel Holland
2020-02-17 7:59 ` Chen-Yu Tsai
2020-02-17 6:42 ` [RFC PATCH 18/34] ASoC: sun8i-codec: Allow all clock inversion permutations Samuel Holland
2020-02-17 6:42 ` [RFC PATCH 19/34] ASoC: sun8i-codec: Support mono DAI configurations Samuel Holland
2020-02-17 6:42 ` [RFC PATCH 20/34] ASoC: sun8i-codec: Support 8/20/24-bit word sizes Samuel Holland
2020-02-17 6:42 ` [RFC PATCH 21/34] ASoC: sun8i-codec: Clean up module/clock hierarchy Samuel Holland
2020-02-17 6:42 ` [RFC PATCH 22/34] ASoC: sun8i-codec: Clean up AIF1 Slot 0 widgets Samuel Holland
2020-02-17 6:42 ` [RFC PATCH 23/34] ASoC: sun8i-codec: Clean up DAC widgets Samuel Holland
2020-02-17 6:42 ` [RFC PATCH 24/34] ASoC: sun8i-codec: Prepare to support multiple AIFs Samuel Holland
2020-02-17 6:42 ` [RFC PATCH 25/34] ASoC: sun8i-codec: Add support for AIF2 Samuel Holland
2020-02-17 6:42 ` [RFC PATCH 26/34] ASoC: sun8i-codec: Add support for AIF3 Samuel Holland
2020-02-17 6:42 ` [RFC PATCH 27/34] ASoC: sun8i-codec: Add AIF mono/stereo controls Samuel Holland
2020-02-17 6:42 ` [RFC PATCH 28/34] ASoC: sun8i-codec: Add AIF loopback controls Samuel Holland
2020-02-17 6:42 ` [RFC PATCH 29/34] ASoC: sun8i-codec: Add AIF, ADC, and DAC volume controls Samuel Holland
2020-02-17 6:42 ` [RFC PATCH 30/34] ASoC: dt-bindings: Bump sound-dai-cells on sun8i-codec Samuel Holland
2020-02-18 20:23 ` Rob Herring
2020-02-17 6:42 ` [RFC PATCH 31/34] ARM: dts: sun8i-a33: Allow using multiple codec DAIs Samuel Holland
2020-02-17 6:42 ` [RFC PATCH 32/34] arm64: dts: allwinner: a64: " Samuel Holland
2020-02-17 6:42 ` [RFC PATCH 33/34] arm64: dts: allwinner: a64: Allow multiple DAI links Samuel Holland
2020-02-17 6:42 ` [RFC PATCH 34/34] arm64: dts: allwinner: a64: Add pinmux for AIF2/AIF3 Samuel Holland
2020-02-17 9:14 ` [RFC PATCH 00/34] sun8i-codec fixes and new features Maxime Ripard
2020-02-17 9:44 ` Chen-Yu Tsai
2020-02-17 12:07 ` Maxime Ripard
2020-02-17 16:26 ` Mark Brown
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to='CAGb2v66b=JyB+7WYJ9Yv_C4TS3BSofjaahXc6VP3Kbzo91YffA@mail.gmail.com' \
--to=wens@csie.org \
--cc=alsa-devel@alsa-project.org \
--cc=anarsoul@gmail.com \
--cc=broonie@kernel.org \
--cc=devicetree@vger.kernel.org \
--cc=lgirdwood@gmail.com \
--cc=linux-arm-kernel@lists.infradead.org \
--cc=linux-kernel@vger.kernel.org \
--cc=mark.rutland@arm.com \
--cc=mripard@kernel.org \
--cc=mylene.josserand@free-electrons.com \
--cc=perex@perex.cz \
--cc=robh+dt@kernel.org \
--cc=samuel@sholland.org \
--cc=stable@kernel.org \
--cc=tiwai@suse.com \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox;
as well as URLs for NNTP newsgroup(s).