From: Ben Dooks <ben.dooks@codethink.co.uk>
To: Dmitry Osipenko <digetx@gmail.com>,
Jon Hunter <jonathanh@nvidia.com>,
linux-tegra@vger.kernel.org, alsa-devel@alsa-project.org,
Jaroslav Kysela <perex@perex.cz>, Takashi Iwai <tiwai@suse.com>,
Liam Girdwood <lgirdwood@gmail.com>,
Mark Brown <broonie@kernel.org>,
Thierry Reding <thierry.reding@gmail.com>
Cc: linux-kernel@lists.codethink.co.uk,
Edward Cragg <edward.cragg@codethink.co.uk>
Subject: Re: [alsa-devel] [PATCH v5 2/7] ASoC: tegra: Allow 24bit and 32bit samples
Date: Fri, 20 Dec 2019 17:06:33 +0000 [thread overview]
Message-ID: <29db3df4-6f51-7c0f-1eef-90171f1d233a@codethink.co.uk> (raw)
In-Reply-To: <37beb96a-a525-c72f-a7e1-e9ef5d61f3b2@gmail.com>
On 20/12/2019 16:40, Dmitry Osipenko wrote:
> 20.12.2019 18:25, Ben Dooks пишет:
>> On 20/12/2019 15:02, Dmitry Osipenko wrote:
>>> 20.12.2019 17:56, Ben Dooks пишет:
>>>> On 20/12/2019 14:43, Dmitry Osipenko wrote:
>>>>> 20.12.2019 16:57, Jon Hunter пишет:
>>>>>>
>>>>>> On 20/12/2019 11:38, Ben Dooks wrote:
>>>>>>> On 20/12/2019 11:30, Jon Hunter wrote:
>>>>>>>>
>>>>>>>> On 25/11/2019 17:28, Dmitry Osipenko wrote:
>>>>>>>>> 25.11.2019 20:22, Dmitry Osipenko пишет:
>>>>>>>>>> 25.11.2019 13:37, Ben Dooks пишет:
>>>>>>>>>>> On 23/11/2019 21:09, Dmitry Osipenko wrote:
>>>>>>>>>>>> 18.10.2019 18:48, Ben Dooks пишет:
>>>>>>>>>>>>> From: Edward Cragg <edward.cragg@codethink.co.uk>
>>>>>>>>>>>>>
>>>>>>>>>>>>> The tegra3 audio can support 24 and 32 bit sample sizes so add
>>>>>>>>>>>>> the
>>>>>>>>>>>>> option to the tegra30_i2s_hw_params to configure the S24_LE or
>>>>>>>>>>>>> S32_LE
>>>>>>>>>>>>> formats when requested.
>>>>>>>>>>>>>
>>>>>>>>>>>>> Signed-off-by: Edward Cragg <edward.cragg@codethink.co.uk>
>>>>>>>>>>>>> [ben.dooks@codethink.co.uk: fixup merge of 24 and 32bit]
>>>>>>>>>>>>> [ben.dooks@codethink.co.uk: add pm calls around ytdm config]
>>>>>>>>>>>>> [ben.dooks@codethink.co.uk: drop debug printing to dev_dbg]
>>>>>>>>>>>>> Signed-off-by: Ben Dooks <ben.dooks@codethink.co.uk>
>>>>>>>>>>>>> ---
>>>>>>>>>>>>> squash 5aeca5a055fd ASoC: tegra: i2s: pm_runtime_get_sync() is
>>>>>>>>>>>>> needed
>>>>>>>>>>>>> in tdm code
>>>>>>>>>>>>>
>>>>>>>>>>>>> ASoC: tegra: i2s: pm_runtime_get_sync() is needed in tdm code
>>>>>>>>>>>>> ---
>>>>>>>>>>>>> sound/soc/tegra/tegra30_i2s.c | 25
>>>>>>>>>>>>> ++++++++++++++++++++-----
>>>>>>>>>>>>> 1 file changed, 20 insertions(+), 5 deletions(-)
>>>>>>>>>>>>>
>>>>>>>>>>>>> diff --git a/sound/soc/tegra/tegra30_i2s.c
>>>>>>>>>>>>> b/sound/soc/tegra/tegra30_i2s.c
>>>>>>>>>>>>> index 73f0dddeaef3..063f34c882af 100644
>>>>>>>>>>>>> --- a/sound/soc/tegra/tegra30_i2s.c
>>>>>>>>>>>>> +++ b/sound/soc/tegra/tegra30_i2s.c
>>>>>>>>>>>>> @@ -127,7 +127,7 @@ static int tegra30_i2s_hw_params(struct
>>>>>>>>>>>>> snd_pcm_substream *substream,
>>>>>>>>>>>>> struct device *dev = dai->dev;
>>>>>>>>>>>>> struct tegra30_i2s *i2s =
>>>>>>>>>>>>> snd_soc_dai_get_drvdata(dai);
>>>>>>>>>>>>> unsigned int mask, val, reg;
>>>>>>>>>>>>> - int ret, sample_size, srate, i2sclock, bitcnt;
>>>>>>>>>>>>> + int ret, sample_size, srate, i2sclock, bitcnt, audio_bits;
>>>>>>>>>>>>> struct tegra30_ahub_cif_conf cif_conf;
>>>>>>>>>>>>> if (params_channels(params) != 2)
>>>>>>>>>>>>> @@ -137,8 +137,19 @@ static int tegra30_i2s_hw_params(struct
>>>>>>>>>>>>> snd_pcm_substream *substream,
>>>>>>>>>>>>> switch (params_format(params)) {
>>>>>>>>>>>>> case SNDRV_PCM_FORMAT_S16_LE:
>>>>>>>>>>>>> val = TEGRA30_I2S_CTRL_BIT_SIZE_16;
>>>>>>>>>>>>> + audio_bits = TEGRA30_AUDIOCIF_BITS_16;
>>>>>>>>>>>>> sample_size = 16;
>>>>>>>>>>>>> break;
>>>>>>>>>>>>> + case SNDRV_PCM_FORMAT_S24_LE:
>>>>>>>>>>>>> + val = TEGRA30_I2S_CTRL_BIT_SIZE_24;
>>>>>>>>>>>>> + audio_bits = TEGRA30_AUDIOCIF_BITS_24;
>>>>>>>>>>>>> + sample_size = 24;
>>>>>>>>>>>>> + break;
>>>>>>>>>>>>> + case SNDRV_PCM_FORMAT_S32_LE:
>>>>>>>>>>>>> + val = TEGRA30_I2S_CTRL_BIT_SIZE_32;
>>>>>>>>>>>>> + audio_bits = TEGRA30_AUDIOCIF_BITS_32;
>>>>>>>>>>>>> + sample_size = 32;
>>>>>>>>>>>>> + break;
>>>>>>>>>>>>> default:
>>>>>>>>>>>>> return -EINVAL;
>>>>>>>>>>>>> }
>>>>>>>>>>>>> @@ -170,8 +181,8 @@ static int tegra30_i2s_hw_params(struct
>>>>>>>>>>>>> snd_pcm_substream *substream,
>>>>>>>>>>>>> cif_conf.threshold = 0;
>>>>>>>>>>>>> cif_conf.audio_channels = 2;
>>>>>>>>>>>>> cif_conf.client_channels = 2;
>>>>>>>>>>>>> - cif_conf.audio_bits = TEGRA30_AUDIOCIF_BITS_16;
>>>>>>>>>>>>> - cif_conf.client_bits = TEGRA30_AUDIOCIF_BITS_16;
>>>>>>>>>>>>> + cif_conf.audio_bits = audio_bits;
>>>>>>>>>>>>> + cif_conf.client_bits = audio_bits;
>>>>>>>>>>>>> cif_conf.expand = 0;
>>>>>>>>>>>>> cif_conf.stereo_conv = 0;
>>>>>>>>>>>>> cif_conf.replicate = 0;
>>>>>>>>>>>>> @@ -306,14 +317,18 @@ static const struct snd_soc_dai_driver
>>>>>>>>>>>>> tegra30_i2s_dai_template = {
>>>>>>>>>>>>> .channels_min = 2,
>>>>>>>>>>>>> .channels_max = 2,
>>>>>>>>>>>>> .rates = SNDRV_PCM_RATE_8000_96000,
>>>>>>>>>>>>> - .formats = SNDRV_PCM_FMTBIT_S16_LE,
>>>>>>>>>>>>> + .formats = SNDRV_PCM_FMTBIT_S32_LE |
>>>>>>>>>>>>> + SNDRV_PCM_FMTBIT_S24_LE |
>>>>>>>>>>>>> + SNDRV_PCM_FMTBIT_S16_LE,
>>>>>>>>>>>>> },
>>>>>>>>>>>>> .capture = {
>>>>>>>>>>>>> .stream_name = "Capture",
>>>>>>>>>>>>> .channels_min = 2,
>>>>>>>>>>>>> .channels_max = 2,
>>>>>>>>>>>>> .rates = SNDRV_PCM_RATE_8000_96000,
>>>>>>>>>>>>> - .formats = SNDRV_PCM_FMTBIT_S16_LE,
>>>>>>>>>>>>> + .formats = SNDRV_PCM_FMTBIT_S32_LE |
>>>>>>>>>>>>> + SNDRV_PCM_FMTBIT_S24_LE |
>>>>>>>>>>>>> + SNDRV_PCM_FMTBIT_S16_LE,
>>>>>>>>>>>>> },
>>>>>>>>>>>>> .ops = &tegra30_i2s_dai_ops,
>>>>>>>>>>>>> .symmetric_rates = 1,
>>>>>>>>>>>>>
>>>>>>>>>>>>
>>>>>>>>>>>> Hello,
>>>>>>>>>>>>
>>>>>>>>>>>> This patch breaks audio on Tegra30. I don't see errors
>>>>>>>>>>>> anywhere, but
>>>>>>>>>>>> there is no audio and reverting this patch helps. Please fix it.
>>>>>>>>>>>
>>>>>>>>>>> What is the failure mode? I can try and take a look at this some
>>>>>>>>>>> time
>>>>>>>>>>> this week, but I am not sure if I have any boards with an actual
>>>>>>>>>>> useful
>>>>>>>>>>> audio output?
>>>>>>>>>>
>>>>>>>>>> The failure mode is that there no sound. I also noticed that video
>>>>>>>>>> playback stutters a lot if movie file has audio track, seems
>>>>>>>>>> something
>>>>>>>>>> times out during of the audio playback. For now I don't have any
>>>>>>>>>> more info.
>>>>>>>>>>
>>>>>>>>>
>>>>>>>>> Oh, I didn't say how to reproduce it.. for example simply playing
>>>>>>>>> big_buck_bunny_720p_h264.mov in MPV has the audio problem.
>>>>>>>>>
>>>>>>>>> https://download.blender.org/peach/bigbuckbunny_movies/big_buck_bunny_720p_h264.mov
>>>>>>>>>
>>>>>>>>>
>>>>>>>>>
>>>>>>>>
>>>>>>>> Given that the audio drivers uses regmap, it could be good to
>>>>>>>> dump the
>>>>>>>> I2S/AHUB registers while the clip if playing with and without this
>>>>>>>> patch
>>>>>>>> to see the differences. I am curious if the audio is now being
>>>>>>>> played as
>>>>>>>> 24 or 32-bit instead of 16-bit now these are available.
>>>>>>>>
>>>>>>>> You could also dump the hw_params to see the format while playing as
>>>>>>>> well ...
>>>>>>>>
>>>>>>>> $ /proc/asound/<scard-name>/pcm0p/sub0/hw_params
>>>>>>>
>>>>>>> I suppose it is also possible that the codec isn't properly doing >16
>>>>>>> bits and the fact we now offer 24 and 32 could be an issue. I've not
>>>>>>> got anything with an audio output on it that would be easy to test.
>>>>>>
>>>>>> I thought I had tested on a Jetson TK1 (Tegra124) but it was sometime
>>>>>> back. However, admittedly I may have only done simple 16-bit testing
>>>>>> with speaker-test.
>>>>>>
>>>>>> We do verify that all soundcards are detected and registered as
>>>>>> expected
>>>>>> during daily testing, but at the moment we don't have anything that
>>>>>> verifies actual playback.
>>>>>
>>>>> Please take a look at the attached logs.
>>>>
>>>> I wonder if we are falling into FIFO configuration issues with the
>>>> non-16 bit case.
>>>>
>>>> Can you try adding the following two patches?
>>>
>>> It is much better now! There is no horrible noise and no stuttering, but
>>> audio still has a "robotic" effect, like freq isn't correct.
>>
>> I wonder if there's an issue with FIFO stoking? I should also possibly
>> add the correctly stop FIFOs patch as well.
>
> I'll be happy to try more patches.
>
> Meanwhile sound on v5.5+ is broken and thus the incomplete patches
> should be reverted.
Have you checked if just removing the 24/32 bits from .formats in
the dai template and see if the problem continues? I will try and
see if I can find the code that does the fifo level checking and
see if the problem is in the FIFO fill or something else in the
audio hub setup.
--
Ben Dooks http://www.codethink.co.uk/
Senior Engineer Codethink - Providing Genius
https://www.codethink.co.uk/privacy.html
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next prev parent reply other threads:[~2019-12-20 17:07 UTC|newest]
Thread overview: 91+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-10-18 15:48 [alsa-devel] tegra30 tdm audio support Ben Dooks
2019-10-18 15:48 ` [alsa-devel] [PATCH v5 1/7] ASoC: tegra: add a TDM configuration callback Ben Dooks
2019-10-24 15:50 ` Jon Hunter
2019-10-25 10:12 ` [alsa-devel] Applied "ASoC: tegra: add a TDM configuration callback" to the asoc tree Mark Brown
2019-10-18 15:48 ` [alsa-devel] [PATCH v5 2/7] ASoC: tegra: Allow 24bit and 32bit samples Ben Dooks
2019-10-24 15:54 ` Jon Hunter
2019-10-25 10:12 ` [alsa-devel] Applied "ASoC: tegra: Allow 24bit and 32bit samples" to the asoc tree Mark Brown
2019-11-23 21:09 ` [alsa-devel] [PATCH v5 2/7] ASoC: tegra: Allow 24bit and 32bit samples Dmitry Osipenko
2019-11-25 10:37 ` Ben Dooks
2019-11-25 17:22 ` Dmitry Osipenko
2019-11-25 17:28 ` Dmitry Osipenko
2019-12-19 21:21 ` Dmitry Osipenko
2019-12-20 10:56 ` Ben Dooks
2019-12-20 11:30 ` Jon Hunter
2019-12-20 11:38 ` Ben Dooks
2019-12-20 13:57 ` Jon Hunter
2019-12-20 14:43 ` Dmitry Osipenko
2019-12-20 14:56 ` Ben Dooks
2019-12-20 15:02 ` Dmitry Osipenko
2019-12-20 15:25 ` Ben Dooks
2019-12-20 16:40 ` Dmitry Osipenko
2019-12-20 17:06 ` Ben Dooks [this message]
2019-12-22 17:08 ` Dmitry Osipenko
2020-01-05 0:04 ` Ben Dooks
2020-01-05 1:48 ` Dmitry Osipenko
2020-01-05 10:53 ` Ben Dooks
2020-01-06 19:00 ` [alsa-devel] [Linux-kernel] " Ben Dooks
2020-01-07 1:39 ` Dmitry Osipenko
2020-01-08 11:37 ` Jon Hunter
2020-01-20 16:50 ` Dmitry Osipenko
2020-01-20 17:36 ` Ben Dooks
2020-01-23 19:38 ` Ben Dooks
2020-01-23 21:59 ` Ben Dooks
2020-01-23 22:11 ` Dmitry Osipenko
2020-01-24 4:31 ` Dmitry Osipenko
2020-01-24 16:56 ` Jon Hunter
2020-01-24 17:00 ` Mark Brown
2020-01-24 17:03 ` Ben Dooks
2020-01-24 16:50 ` Jon Hunter
2020-01-24 17:00 ` Ben Dooks
2020-01-28 7:49 ` Ricard Wanderlof
2020-01-24 17:06 ` Ben Dooks
2020-01-27 19:20 ` Dmitry Osipenko
2020-01-27 19:23 ` Dmitry Osipenko
2020-01-28 8:59 ` Ben Dooks
2020-01-28 13:19 ` Jon Hunter
2020-01-28 15:25 ` Dmitry Osipenko
2020-01-28 15:26 ` Mark Brown
2020-01-28 17:45 ` Dmitry Osipenko
2020-01-28 18:42 ` Jon Hunter
2020-01-30 8:04 ` Ben Dooks
2020-01-28 8:58 ` Ben Dooks
2020-01-28 12:13 ` Mark Brown
2020-01-28 17:42 ` Dmitry Osipenko
2020-01-28 18:19 ` Jon Hunter
2020-01-29 0:17 ` Dmitry Osipenko
2020-01-30 8:05 ` [alsa-devel] (no subject) Ben Dooks
2020-01-30 9:31 ` Clemens Ladisch
2020-01-30 9:39 ` Ben Dooks
2020-01-30 14:58 ` Clemens Ladisch
2020-01-31 10:50 ` Ben Dooks
2020-01-31 11:03 ` Clemens Ladisch
2020-01-29 10:49 ` [alsa-devel] [Linux-kernel] [PATCH v5 2/7] ASoC: tegra: Allow 24bit and 32bit samples Jon Hunter
2020-01-29 14:33 ` Jon Hunter
2020-01-29 15:22 ` Dmitry Osipenko
2020-01-30 8:17 ` Ben Dooks
2020-01-30 12:05 ` Jon Hunter
2020-01-30 12:07 ` Ben Dooks
2020-01-30 13:09 ` Jon Hunter
2020-01-30 13:10 ` Mark Brown
2020-03-19 15:32 ` Ben Dooks
2020-03-20 14:18 ` Dmitry Osipenko
2020-01-30 8:06 ` Ben Dooks
2020-01-29 17:52 ` Ben Dooks
2020-01-07 10:29 ` [alsa-devel] " Jon Hunter
2020-01-07 10:35 ` Ben Dooks
2020-01-21 18:15 ` Ben Dooks
2020-01-21 18:54 ` Dmitry Osipenko
2019-10-18 15:48 ` [alsa-devel] [PATCH v5 3/7] ASoC: tegra: i2s: Add support for more than 2 channels Ben Dooks
2019-10-24 16:12 ` Jon Hunter
2019-10-24 19:18 ` Mark Brown
2019-10-25 7:48 ` Jon Hunter
2019-10-18 15:48 ` [alsa-devel] [PATCH v5 4/7] ASoC: tegra: disable rx_fifo after disable stream Ben Dooks
2019-10-24 16:12 ` Jon Hunter
2019-10-25 10:12 ` [alsa-devel] Applied "ASoC: tegra: disable rx_fifo after disable stream" to the asoc tree Mark Brown
2019-10-18 15:48 ` [alsa-devel] [PATCH v5 5/7] ASoC: tegra: set i2s_offset to 0 for tdm Ben Dooks
2019-10-25 7:58 ` Jon Hunter
2019-10-18 15:48 ` [alsa-devel] [PATCH v5 6/7] ASoC: tegra: config fifos on hw_param changes Ben Dooks
2019-10-25 8:18 ` Jon Hunter
2019-10-18 15:48 ` [alsa-devel] [PATCH v5 7/7] ASoC: tegra: take packing settings from the audio cif_config Ben Dooks
2019-10-25 8:47 ` Jon Hunter
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