linux-kernel - Re: [PATCH v3 07/10] ASoC: tegra: add Tegra210 based ADMAIF driver

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Message-ID: <995e806f-e5be-cb17-3660-93caa627e8e9@nvidia.com>
Date:   Thu, 20 Feb 2020 15:16:48 +0000
From:   Jon Hunter <jonathanh@...dia.com>
To:     Sameer Pujar <spujar@...dia.com>, <perex@...ex.cz>,
        <tiwai@...e.com>, <robh+dt@...nel.org>
CC:     <broonie@...nel.org>, <lgirdwood@...il.com>,
        <thierry.reding@...il.com>, <digetx@...il.com>,
        <alsa-devel@...a-project.org>, <devicetree@...r.kernel.org>,
        <linux-tegra@...r.kernel.org>, <linux-kernel@...r.kernel.org>,
        <sharadg@...dia.com>, <mkumard@...dia.com>,
        <viswanathl@...dia.com>, <rlokhande@...dia.com>,
        <dramesh@...dia.com>, <atalambedu@...dia.com>
Subject: Re: [PATCH v3 07/10] ASoC: tegra: add Tegra210 based ADMAIF driver


On 20/02/2020 06:34, Sameer Pujar wrote:
> ADMAIF is the interface between ADMA and AHUB. Each ADMA channel that
> sends/receives data to/from AHUB must intreface through an ADMAIF channel.
> ADMA channel sending data to AHUB pairs with an ADMAIF Tx channel and
> similarly ADMA channel receiving data from AHUB pairs with an ADMAIF Rx
> channel. Buffer size is configuranle for each ADMAIF channel, but currently
> SW uses default values.
> 
> This patch registers ADMAIF driver with ASoC framework. The component
> driver exposes DAPM widgets, routes and kcontrols for the device. The DAI
> driver exposes ADMAIF interfaces, which can be used to connect different
> components in the ASoC layer. Makefile and Kconfig support is added to
> allow to build the driver. The ADMAIF device can be enabled in the DT via
> "nvidia,tegra210-admaif" compatible binding.
> 
> Tegra PCM driver is updated to expose required PCM interfaces and
> snd_pcm_ops callbacks.
> 
> Signed-off-by: Sameer Pujar <spujar@...dia.com>
> ---
>  sound/soc/tegra/Kconfig           |  12 +
>  sound/soc/tegra/Makefile          |   2 +
>  sound/soc/tegra/tegra210_admaif.c | 884 ++++++++++++++++++++++++++++++++++++++
>  sound/soc/tegra/tegra210_admaif.h | 164 +++++++
>  sound/soc/tegra/tegra_pcm.c       | 222 +++++++++-
>  sound/soc/tegra/tegra_pcm.h       |  23 +-
>  6 files changed, 1305 insertions(+), 2 deletions(-)
>  create mode 100644 sound/soc/tegra/tegra210_admaif.c
>  create mode 100644 sound/soc/tegra/tegra210_admaif.h

Aside from Randy's comment ...

Reviewed-by: Jon Hunter <jonathanh@...dia.com>

Cheers
Jon

-- 
nvpublic