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 >>>>>>>> >>>>>>>> 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 >>>>>>>> [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 >>>>>>>> --- >>>>>>>> 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//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.