linux-kernel - Re: [PATCH V6] scsi: ufs: qcom: Enable UFS Shared ICE Feature

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Message-ID: <160d04cc-c5be-4fa7-b039-0716ecc52b70@quicinc.com>
Date: Tue, 24 Dec 2024 21:20:26 +0530
From: Ram Kumar Dwivedi <quic_rdwivedi@...cinc.com>
To: Eric Biggers <ebiggers@...nel.org>
CC: <manivannan.sadhasivam@...aro.org>,
        <James.Bottomley@...senpartnership.com>, <martin.petersen@...cle.com>,
        <andersson@...nel.org>, <bvanassche@....org>,
        <linux-arm-msm@...r.kernel.org>, <linux-scsi@...r.kernel.org>,
        <linux-kernel@...r.kernel.org>,
        Naveen Kumar Goud Arepalli
	<quic_narepall@...cinc.com>,
        Nitin Rawat <quic_nitirawa@...cinc.com>
Subject: Re: [PATCH V6] scsi: ufs: qcom: Enable UFS Shared ICE Feature



On 24-Dec-24 1:01 AM, Eric Biggers wrote:
> On Mon, Dec 23, 2024 at 06:50:33PM +0530, Ram Kumar Dwivedi wrote:
>>  #ifdef CONFIG_SCSI_UFS_CRYPTO
>> +/**
>> + * ufs_qcom_config_ice_allocator() - ICE core allocator configuration
>> + *
>> + * @host: pointer to qcom specific variant structure.
>> + */
>> +static void ufs_qcom_config_ice_allocator(struct ufs_qcom_host *host)
>> +{
>> +	struct ufs_hba *hba = host->hba;
>> +	static const uint8_t val[4] = { NUM_RX_R1W0, NUM_TX_R0W1, NUM_RX_R1W1, NUM_TX_R1W1 };
>> +	u32 config;
>> +
>> +	if (!is_ice_config_supported(host))
>> +		return;
> 
> This is the only place that is_ice_config_supported() is called, so the helper
> function seems unnecessary vs. just checking UFS_QCOM_CAP_ICE_CONFIG directly.
> 
> Also, shouldn't any ICE configuration also be conditional on UFSHCD_CAP_CRYPTO?
> Just in case the ICE support got turned off for some reason.

Hi Eric,
Thanks for review. I have addressed your comments in the latest patchset.

Thanks,
Ram.

> 
> - Eric