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Subject: Re: [PATCH v4 16/20] crypto: qce: core: Make clocks optional
To:     Bhupesh Sharma <bhupesh.sharma@linaro.org>,
        linux-arm-msm@vger.kernel.org, linux-crypto@vger.kernel.org
Cc:     bhupesh.linux@gmail.com, linux-kernel@vger.kernel.org,
        devicetree@vger.kernel.org, robh+dt@kernel.org, agross@kernel.org,
        herbert@gondor.apana.org.au, davem@davemloft.net,
        Thara Gopinath <thara.gopinath@linaro.org>
References: <20211013105541.68045-1-bhupesh.sharma@linaro.org>
 <20211013105541.68045-17-bhupesh.sharma@linaro.org>
From:   Vladimir Zapolskiy <vladimir.zapolskiy@linaro.org>
Message-ID: <5f69019a-86c7-fac5-2758-1be9a9092678@linaro.org>
Date:   Wed, 13 Oct 2021 22:23:26 +0300
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Hi Bhupesh,

On 10/13/21 1:55 PM, Bhupesh Sharma wrote:
> From: Thara Gopinath <thara.gopinath@linaro.org>
> 
> On certain Snapdragon processors, the crypto engine clocks are enabled by
> default by security firmware and the driver need not/ should not handle the
> clocks. Make acquiring of all the clocks optional in crypto enginer driver

typo, s/enginer/engine/

> so that the driver intializes properly even if no clocks are specified in

typo, s/intializes/initializes/

> the dt.
> 
> Signed-off-by: Thara Gopinath <thara.gopinath@linaro.org>
> ---
>   drivers/crypto/qce/core.c | 6 +++---
>   1 file changed, 3 insertions(+), 3 deletions(-)
> 
> diff --git a/drivers/crypto/qce/core.c b/drivers/crypto/qce/core.c
> index 2ab0b97d718c..576c416461f9 100644
> --- a/drivers/crypto/qce/core.c
> +++ b/drivers/crypto/qce/core.c
> @@ -213,19 +213,19 @@ static int qce_crypto_probe(struct platform_device *pdev)
>   	if (IS_ERR(qce->mem_path))
>   		return PTR_ERR(qce->mem_path);
>   
> -	qce->core = devm_clk_get(qce->dev, "core");
> +	qce->core = devm_clk_get_optional(qce->dev, "core");
>   	if (IS_ERR(qce->core)) {
>   		ret = PTR_ERR(qce->core);
>   		goto err_mem_path_put;
>   	}
>   
> -	qce->iface = devm_clk_get(qce->dev, "iface");
> +	qce->iface = devm_clk_get_optional(qce->dev, "iface");
>   	if (IS_ERR(qce->iface)) {
>   		ret = PTR_ERR(qce->iface);
>   		goto err_mem_path_put;
>   	}
>   
> -	qce->bus = devm_clk_get(qce->dev, "bus");
> +	qce->bus = devm_clk_get_optional(qce->dev, "bus");
>   	if (IS_ERR(qce->bus)) {
>   		ret = PTR_ERR(qce->bus);
>   		goto err_mem_path_put;
> 

--
Best wishes,
Vladimir