Date:   Mon, 13 Mar 2023 12:11:59 -0700
From:   Eric Biggers <ebiggers@kernel.org>
To:     Abel Vesa <abel.vesa@linaro.org>
Cc:     Ulf Hansson <ulf.hansson@linaro.org>,
        Rob Herring <robh+dt@kernel.org>,
        Krzysztof Kozlowski <krzysztof.kozlowski+dt@linaro.org>,
        Andy Gross <agross@kernel.org>,
        Bjorn Andersson <andersson@kernel.org>,
        Konrad Dybcio <konrad.dybcio@linaro.org>,
        Manivannan Sadhasivam <mani@kernel.org>,
        Alim Akhtar <alim.akhtar@samsung.com>,
        Avri Altman <avri.altman@wdc.com>,
        Bart Van Assche <bvanassche@acm.org>,
        Adrian Hunter <adrian.hunter@intel.com>,
        "James E . J . Bottomley" <jejb@linux.ibm.com>,
        "Martin K . Petersen" <martin.petersen@oracle.com>,
        Herbert Xu <herbert@gondor.apana.org.au>,
        "David S . Miller" <davem@davemloft.net>,
        linux-mmc@vger.kernel.org, devicetree@vger.kernel.org,
        Linux Kernel Mailing List <linux-kernel@vger.kernel.org>,
        linux-arm-msm@vger.kernel.org, linux-crypto@vger.kernel.org,
        linux-scsi@vger.kernel.org
Subject: Re: [RFC PATCH v3 6/7] mmc: sdhci-msm: Switch to the new ICE API
Message-ID: <ZA91f2De7QmeMUZn@sol.localdomain>
References: <20230313115202.3960700-1-abel.vesa@linaro.org>
 <20230313115202.3960700-7-abel.vesa@linaro.org>
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On Mon, Mar 13, 2023 at 01:52:01PM +0200, Abel Vesa wrote:
>  static int sdhci_msm_ice_init(struct sdhci_msm_host *msm_host,
>  			      struct cqhci_host *cq_host)
>  {
>  	struct mmc_host *mmc = msm_host->mmc;
>  	struct device *dev = mmc_dev(mmc);
> -	struct resource *res;
> -
> -	if (!(cqhci_readl(cq_host, CQHCI_CAP) & CQHCI_CAP_CS))
> -		return 0;
> -
> -	res = platform_get_resource_byname(msm_host->pdev, IORESOURCE_MEM,
> -					   "ice");
> -	if (!res) {
> -		dev_warn(dev, "ICE registers not found\n");
> -		goto disable;
> -	}
> +	int ret = 0;
>  
> -	if (!qcom_scm_ice_available()) {
> -		dev_warn(dev, "ICE SCM interface not found\n");
> -		goto disable;
> +	if (cqhci_readl(cq_host, CQHCI_CAP) & CQHCI_CAP_CS) {
> +		msm_host->ice = of_qcom_ice_get(dev);
> +		if (IS_ERR(msm_host->ice))
> +			ret = PTR_ERR(msm_host->ice);
>  	}
>  
> -	msm_host->ice_mem = devm_ioremap_resource(dev, res);
> -	if (IS_ERR(msm_host->ice_mem))
> -		return PTR_ERR(msm_host->ice_mem);
> -
> -	if (!sdhci_msm_ice_supported(msm_host))
> -		goto disable;
> -
> -	mmc->caps2 |= MMC_CAP2_CRYPTO;
> -	return 0;
> -
> -disable:
> -	dev_warn(dev, "Disabling inline encryption support\n");
> -	return 0;
> -}

It looks like the line 'mmc->caps2 |= MMC_CAP2_CRYPTO;' got lost?  This patch
can't work without it.

- Eric