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Subject: Re: [PATCH 4/5] ASoC: lpass: use the clock provider API
To:     Jerome Brunet <jbrunet@baylibre.com>,
        Mark Brown <broonie@kernel.org>,
        Liam Girdwood <lgirdwood@gmail.com>
Cc:     Stephen Boyd <sboyd@kernel.org>, alsa-devel@alsa-project.org,
        linux-kernel@vger.kernel.org
References: <20210410111356.467340-1-jbrunet@baylibre.com>
 <20210410111356.467340-5-jbrunet@baylibre.com>
From:   Srinivas Kandagatla <srinivas.kandagatla@linaro.org>
Message-ID: <0c8c3b5d-891a-9bfa-3bbc-4982542df38a@linaro.org>
Date:   Mon, 12 Apr 2021 10:38:43 +0100
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Thanks Jerome for the patch,


On 10/04/2021 12:13, Jerome Brunet wrote:
> Clock providers should be registered using the clk_hw API.
> 
> Signed-off-by: Jerome Brunet <jbrunet@baylibre.com>
> ---
>   sound/soc/codecs/lpass-va-macro.c  | 2 +-
>   sound/soc/codecs/lpass-wsa-macro.c | 9 +++------
>   2 files changed, 4 insertions(+), 7 deletions(-)
> 
> diff --git a/sound/soc/codecs/lpass-va-macro.c b/sound/soc/codecs/lpass-va-macro.c
> index 5294c57b2cd4..56b887301172 100644
> --- a/sound/soc/codecs/lpass-va-macro.c
> +++ b/sound/soc/codecs/lpass-va-macro.c
> @@ -1343,7 +1343,7 @@ static int va_macro_register_fsgen_output(struct va_macro *va)
>   	if (ret)
>   		return ret;
>   
> -	return of_clk_add_provider(np, of_clk_src_simple_get, va->hw.clk);
> +	return devm_of_clk_add_hw_provider(dev, of_clk_hw_simple_get, &va->hw);

Now that we convert this to devm, You missed error path and driver 
remove where we delete clk provider. This should be removed as well as 
part of this patch.


This applies to both wsa and va macro.

Thanks,
srini
>   }
>   
>   static int va_macro_validate_dmic_sample_rate(u32 dmic_sample_rate,
> diff --git a/sound/soc/codecs/lpass-wsa-macro.c b/sound/soc/codecs/lpass-wsa-macro.c
> index e79a70386b4b..acb95e83c788 100644
> --- a/sound/soc/codecs/lpass-wsa-macro.c
> +++ b/sound/soc/codecs/lpass-wsa-macro.c
> @@ -2337,10 +2337,9 @@ static const struct clk_ops swclk_gate_ops = {
>   	.recalc_rate = swclk_recalc_rate,
>   };
>   
> -static struct clk *wsa_macro_register_mclk_output(struct wsa_macro *wsa)
> +static int wsa_macro_register_mclk_output(struct wsa_macro *wsa)
>   {
>   	struct device *dev = wsa->dev;
> -	struct device_node *np = dev->of_node;
>   	const char *parent_clk_name;
>   	const char *clk_name = "mclk";
>   	struct clk_hw *hw;
> @@ -2358,11 +2357,9 @@ static struct clk *wsa_macro_register_mclk_output(struct wsa_macro *wsa)
>   	hw = &wsa->hw;
>   	ret = clk_hw_register(wsa->dev, hw);
>   	if (ret)
> -		return ERR_PTR(ret);
> -
> -	of_clk_add_provider(np, of_clk_src_simple_get, hw->clk);
> +		return ret;
>   
> -	return NULL;
> +	return devm_of_clk_add_hw_provider(dev, of_clk_hw_simple_get, hw);
>   }
>   
>   static const struct snd_soc_component_driver wsa_macro_component_drv = {
>