From: Michał Mirosław <mirq-linux@rere.qmqm.pl>
To: Sameer Pujar <spujar@nvidia.com>
Cc: broonie@kernel.org, lgirdwood@gmail.com, robh+dt@kernel.org,
kuninori.morimoto.gx@renesas.com,
pierre-louis.bossart@linux.intel.com, perex@perex.cz,
tiwai@suse.com, thierry.reding@gmail.com, jonathanh@nvidia.com,
alsa-devel@alsa-project.org, devicetree@vger.kernel.org,
linux-tegra@vger.kernel.org, linux-kernel@vger.kernel.org,
sharadg@nvidia.com, mkumard@nvidia.com, viswanathl@nvidia.com,
rlokhande@nvidia.com, dramesh@nvidia.com, atalambedu@nvidia.com,
nwartikar@nvidia.com, swarren@nvidia.com, nicoleotsuka@gmail.com
Subject: Re: [PATCH v3 10/13] ASoC: tegra: Add audio graph based card driver
Date: Thu, 1 Oct 2020 21:07:33 +0200 [thread overview]
Message-ID: <20201001190733.GD23339@qmqm.qmqm.pl> (raw)
In-Reply-To: <1601573587-15288-11-git-send-email-spujar@nvidia.com>
On Thu, Oct 01, 2020 at 11:03:04PM +0530, Sameer Pujar wrote:
> Add Tegra audio machine driver which is based on generic audio graph card
> driver. It re-uses most of the common stuff from audio graph driver and
> uses the same DT binding. Required Tegra specific customizations are done
> in the driver.
[...]
> + switch (srate) {
> + case 11025:
> + case 22050:
> + case 44100:
> + case 88200:
> + case 176400:
> + plla_out0_rate = chip_data->plla_out0_rates[x11_RATE];
> + plla_rate = chip_data->plla_rates[x11_RATE];
> + break;
> + case 8000:
> + case 16000:
> + case 32000:
> + case 48000:
> + case 96000:
> + case 192000:
[...]
Do you really need to enumerate the frequencies? Wouldn't just checking
srate % 11025 be enough to divide the set in two? Or just calculating
the PLLA base rate by multiplying?
Best Regards,
Michał Mirosław
next prev parent reply other threads:[~2020-10-01 19:07 UTC|newest]
Thread overview: 32+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-10-01 17:32 [PATCH v3 00/13] Audio graph card updates and usage with Tegra210 audio Sameer Pujar
2020-10-01 17:32 ` [PATCH v3 01/13] ASoC: soc-core: Fix component name_prefix parsing Sameer Pujar
2020-10-01 18:53 ` Michał Mirosław
2020-10-02 8:50 ` Sameer Pujar
2020-10-01 17:32 ` [PATCH v3 02/13] ASoC: soc-pcm: Get all BEs along DAPM path Sameer Pujar
2020-10-01 17:32 ` [PATCH v3 03/13] ASoC: audio-graph: Use of_node and DAI for DPCM DAI link names Sameer Pujar
2020-10-01 17:32 ` [PATCH v3 04/13] ASoC: audio-graph: Identify 'no_pcm' DAI links for DPCM Sameer Pujar
2020-10-01 17:32 ` [PATCH v3 05/13] ASoC: audio-graph: Support empty Codec endpoint Sameer Pujar
2020-10-01 17:33 ` [PATCH v3 06/13] ASoC: simple-card-utils: Expose new members for asoc_simple_priv Sameer Pujar
2020-10-02 1:45 ` Kuninori Morimoto
2020-10-02 8:59 ` Sameer Pujar
2020-10-01 17:33 ` [PATCH v3 07/13] ASoC: audio-graph: Update driver as per new exposed members Sameer Pujar
2020-10-02 1:46 ` Kuninori Morimoto
2020-10-02 9:00 ` Sameer Pujar
2020-10-01 17:33 ` [PATCH v3 08/13] ASoC: audio-graph: Expose helpers from audio graph Sameer Pujar
2020-10-01 17:33 ` [PATCH v3 09/13] ASoC: dt-bindings: tegra: Add schema for audio graph card Sameer Pujar
2020-10-06 20:34 ` Rob Herring
2020-10-07 7:13 ` Sameer Pujar
2020-10-16 5:14 ` Sameer Pujar
2020-10-16 16:42 ` Mark Brown
2020-10-01 17:33 ` [PATCH v3 10/13] ASoC: tegra: Add audio graph based card driver Sameer Pujar
2020-10-01 19:07 ` Michał Mirosław [this message]
2020-10-01 19:44 ` Jon Hunter
2020-10-01 20:57 ` Dmitry Osipenko
2020-10-01 21:02 ` Dmitry Osipenko
2020-10-02 8:51 ` Sameer Pujar
2020-10-02 5:34 ` Kuninori Morimoto
2020-10-02 9:08 ` Sameer Pujar
2020-10-04 23:20 ` Kuninori Morimoto
2020-10-01 17:33 ` [PATCH v3 11/13] arm64: defconfig: Enable Tegra audio graph " Sameer Pujar
2020-10-01 17:33 ` [PATCH v3 12/13] arm64: tegra: Audio graph header for Tegra210 Sameer Pujar
2020-10-01 17:33 ` [PATCH v3 13/13] arm64: tegra: Audio graph sound card for Jetson Nano and TX1 Sameer Pujar
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