linux-kernel - Re: [PATCH] ASoC: SOF: pcm: Add compress_ops for SOF platform component driver

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Date:   Wed, 23 Feb 2022 18:10:02 +0200
From:   Péter Ujfalusi <peter.ujfalusi@...ux.intel.com>
To:     Daniel Baluta <daniel.baluta@....nxp.com>, broonie@...nel.org
Cc:     Daniel Baluta <daniel.baluta@....com>, alsa-devel@...a-project.org,
        kai.vehmanen@...ux.intel.com, linux-kernel@...r.kernel.org,
        lgirdwood@...il.com, pierre-louis.bossart@...ux.intel.com,
        ranjani.sridharan@...ux.intel.com
Subject: Re: [PATCH] ASoC: SOF: pcm: Add compress_ops for SOF platform
 component driver



On 23/02/2022 17:38, Daniel Baluta wrote:
> From: Daniel Baluta <daniel.baluta@....com>
> 
> Now that sof_compressed_ops initial implementation was merged
> we can enable it in SOF platform component driver.

and fixes the following sparse error:
sound/soc/sof/compress.c:310:25: error: symbol 'sof_compressed_ops' was
not declared. Should it be static?

> This partially reverts commit
> 8a720724589e ("ASoC: SOF: pcm: Remove non existent CONFIG_SND_SOC_SOF_COMPRESS reference")

Back at that time there were _no_ sof_compressed_ops in the tree...

> Reported-by: Peter Ujfalusi <peter.ujfalusi@...ux.intel.com>
> Signed-off-by: Daniel Baluta <daniel.baluta@....com>
> ---
>  sound/soc/sof/pcm.c      | 4 ++++
>  sound/soc/sof/sof-priv.h | 5 +++++
>  2 files changed, 9 insertions(+)
> 
> diff --git a/sound/soc/sof/pcm.c b/sound/soc/sof/pcm.c
> index 137f8ed71677..a312ed855f1a 100644
> --- a/sound/soc/sof/pcm.c
> +++ b/sound/soc/sof/pcm.c
> @@ -922,6 +922,10 @@ void snd_sof_new_platform_drv(struct snd_sof_dev *sdev)
>  	pd->pointer = sof_pcm_pointer;
>  	pd->ack = sof_pcm_ack;
>  
> +#if IS_ENABLED(CONFIG_SND_SOC_SOF_COMPRESS)
> +	pd->compress_ops = &sof_compressed_ops;
> +#endif
> +
>  	pd->pcm_construct = sof_pcm_new;
>  	pd->ignore_machine = drv_name;
>  	pd->be_hw_params_fixup = sof_pcm_dai_link_fixup;
> diff --git a/sound/soc/sof/sof-priv.h b/sound/soc/sof/sof-priv.h
> index 2c8e556cd5cc..886787a9997f 100644
> --- a/sound/soc/sof/sof-priv.h
> +++ b/sound/soc/sof/sof-priv.h
> @@ -556,6 +556,11 @@ int snd_sof_debugfs_add_region_item_iomem(struct snd_sof_dev *sdev,
>  		enum snd_sof_fw_blk_type blk_type, u32 offset, size_t size,
>  		const char *name, enum sof_debugfs_access_type access_type);
>  
> +/*
> + * Platform specific ops.
> + */
> +extern struct snd_compress_ops sof_compressed_ops;

This is not really platform ops?

> +
>  /*
>   * DSP Architectures.
>   */

-- 
Péter