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[v2,0/2] Machine driver to support LPASS SC7280 sound card registration

Message ID 1631539062-28577-1-git-send-email-srivasam@codeaurora.org
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Series Machine driver to support LPASS SC7280 sound card registration | expand

Message

Srinivasa Rao Mandadapu Sept. 13, 2021, 1:17 p.m. UTC 
This patch set is to add support for SC7280 sound card registration and
to add dt-bindings documentation file.

These patches depends on the dt-bindings header patch
  -- https://patchwork.kernel.org/project/alsa-devel/list/?series=543829

Srinivasa Rao Mandadapu (2):
  ASoC: google: dt-bindings: Add sc7280-herobrine machine bindings
  ASoC: qcom: SC7280: Add machine driver
Chnages Since V1:
    -- Indentation changes and typo.

 .../bindings/sound/google,sc7280-herobrine.yaml    | 169 ++++++++++
 sound/soc/qcom/Kconfig                             |  12 +
 sound/soc/qcom/Makefile                            |   2 +
 sound/soc/qcom/sc7280.c                            | 343 +++++++++++++++++++++
 4 files changed, 526 insertions(+)
 create mode 100644 Documentation/devicetree/bindings/sound/google,sc7280-herobrine.yaml
 create mode 100644 sound/soc/qcom/sc7280.c

Comments

Srinivasa Rao Mandadapu Sept. 15, 2021, 11:05 a.m. UTC | #1 
On 9/14/2021 1:19 AM, Stephen Boyd wrote:

Thanks for Your time Stephen!!!
> Quoting Srinivasa Rao Mandadapu (2021-09-13 06:17:42)
>> diff --git a/sound/soc/qcom/sc7280.c b/sound/soc/qcom/sc7280.c
>> new file mode 100644
>> index 0000000..906910c
>> --- /dev/null
>> +++ b/sound/soc/qcom/sc7280.c
>> @@ -0,0 +1,343 @@
>> +// SPDX-License-Identifier: GPL-2.0-only
>> +//
>> +// Copyright (c) 2020-2021, The Linux Foundation. All rights reserved.
>> +//
>> +// sc7280.c -- ALSA SoC Machine driver for sc7280
>> +
>> +#include <linux/gpio.h>
>> +#include <linux/gpio/consumer.h>
>> +#include <linux/module.h>
>> +#include <linux/of_device.h>
>> +#include <linux/platform_device.h>
>> +#include <sound/core.h>
>> +#include <sound/jack.h>
>> +#include <sound/pcm.h>
>> +#include <sound/soc.h>
>> +#include <uapi/linux/input-event-codes.h>
> Looks like the include should be <linux/input.h> instead. I see that
> practically no other code in the kernel is including the uapi header as
> it's for userspace, not kernel. The uapi header is included in input.h
> though so it's not actually all that different.
Okay Will change accordingly!!!
>
>> +
>> +#include <dt-bindings/sound/sc7180-lpass.h>
>> +#include <dt-bindings/sound/qcom,q6afe.h>
>> +
>> +#include "../codecs/wcd938x.h"
>> +#include "common.h"
>> +#include "lpass.h"
>> +
> [...]
>> +static int sc7280_snd_platform_probe(struct platform_device *pdev)
>> +{
>> +       struct snd_soc_card *card;
>> +       struct sc7280_snd_data *data;
>> +       struct device *dev = &pdev->dev;
>> +       struct snd_soc_dai_link *link;
>> +       int ret, i;
>> +
>> +       /* Allocate the private data */
> This comment is worthless.
Okay. Will remove it.
>
>> +       data = devm_kzalloc(dev, sizeof(*data), GFP_KERNEL);
>> +       if (!data)
>> +               return -ENOMEM;
>> +
>> +       card = &data->card;
>> +       snd_soc_card_set_drvdata(card, data);
>> +
>> +       card->owner = THIS_MODULE;
>> +       card->driver_name = "SC7280";
>> +       card->dev = dev;
>> +
>> +       ret = qcom_snd_parse_of(card);
>> +       if (ret)
>> +               return ret;
>> +
>> +       for_each_card_prelinks(card, i, link) {
>> +               link->init = sc7280_init;
>> +               link->ops = &sc7280_ops;
>> +       }
> Nitpick: Newline here.
Okay.
>
>> +       return devm_snd_soc_register_card(dev, card);
>> +}
>> +