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Fri, 30 Oct 2020 09:24:16 GMT Received: by smtp.codeaurora.org (Postfix, from userid 1001) id ACDCEC433B1; Fri, 30 Oct 2020 09:24:16 +0000 (UTC) Received: from blr-ubuntu-253.qualcomm.com (blr-bdr-fw-01_GlobalNAT_AllZones-Outside.qualcomm.com [103.229.18.19]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-SHA256 (128/128 bits)) (No client certificate requested) (Authenticated sender: saiprakash.ranjan) by smtp.codeaurora.org (Postfix) with ESMTPSA id 95DADC433F0; Fri, 30 Oct 2020 09:24:10 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 smtp.codeaurora.org 95DADC433F0 Authentication-Results: aws-us-west-2-caf-mail-1.web.codeaurora.org; dmarc=none (p=none dis=none) header.from=codeaurora.org Authentication-Results: aws-us-west-2-caf-mail-1.web.codeaurora.org; spf=fail smtp.mailfrom=saiprakash.ranjan@codeaurora.org From: Sai Prakash Ranjan To: Will Deacon , Robin Murphy , Joerg Roedel , Jordan Crouse , Rob Clark Subject: [PATCHv7 6/7] iommu: arm-smmu-impl: Use table to list QCOM implementations Date: Fri, 30 Oct 2020 14:53:13 +0530 Message-Id: X-Mailer: git-send-email 2.27.0 In-Reply-To: References: MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20201030_052441_214683_AC762E10 X-CRM114-Status: GOOD ( 17.96 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Sai Prakash Ranjan , linux-arm-msm@vger.kernel.org, linux-kernel@vger.kernel.org, dri-devel@lists.freedesktop.org, Akhil P Oommen , iommu@lists.linux-foundation.org, "Kristian H . Kristensen" , freedreno@lists.freedesktop.org, linux-arm-kernel@lists.infradead.org Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org Use table and of_match_node() to match qcom implementation instead of multiple of_device_compatible() calls for each QCOM SMMU implementation. Signed-off-by: Sai Prakash Ranjan --- drivers/iommu/arm/arm-smmu/arm-smmu-impl.c | 9 +-------- drivers/iommu/arm/arm-smmu/arm-smmu-qcom.c | 21 ++++++++++++++++----- drivers/iommu/arm/arm-smmu/arm-smmu.h | 1 - 3 files changed, 17 insertions(+), 14 deletions(-) diff --git a/drivers/iommu/arm/arm-smmu/arm-smmu-impl.c b/drivers/iommu/arm/arm-smmu/arm-smmu-impl.c index d199b4bff15d..ffaf3f91ba52 100644 --- a/drivers/iommu/arm/arm-smmu/arm-smmu-impl.c +++ b/drivers/iommu/arm/arm-smmu/arm-smmu-impl.c @@ -217,14 +217,7 @@ struct arm_smmu_device *arm_smmu_impl_init(struct arm_smmu_device *smmu) if (of_device_is_compatible(np, "nvidia,tegra194-smmu")) return nvidia_smmu_impl_init(smmu); - if (of_device_is_compatible(np, "qcom,sdm845-smmu-500") || - of_device_is_compatible(np, "qcom,sc7180-smmu-500") || - of_device_is_compatible(np, "qcom,sm8150-smmu-500") || - of_device_is_compatible(np, "qcom,sm8250-smmu-500")) - return qcom_smmu_impl_init(smmu); - - if (of_device_is_compatible(smmu->dev->of_node, "qcom,adreno-smmu")) - return qcom_adreno_smmu_impl_init(smmu); + smmu = qcom_smmu_impl_init(smmu); if (of_device_is_compatible(np, "marvell,ap806-smmu-500")) smmu->impl = &mrvl_mmu500_impl; diff --git a/drivers/iommu/arm/arm-smmu/arm-smmu-qcom.c b/drivers/iommu/arm/arm-smmu/arm-smmu-qcom.c index 0f763d555c92..221e2a6a3231 100644 --- a/drivers/iommu/arm/arm-smmu/arm-smmu-qcom.c +++ b/drivers/iommu/arm/arm-smmu/arm-smmu-qcom.c @@ -314,12 +314,23 @@ static struct arm_smmu_device *qcom_smmu_create(struct arm_smmu_device *smmu, return &qsmmu->smmu; } +static const struct of_device_id __maybe_unused qcom_smmu_impl_of_match[] = { + { .compatible = "qcom,sc7180-smmu-500" }, + { .compatible = "qcom,sdm845-smmu-500" }, + { .compatible = "qcom,sm8150-smmu-500" }, + { .compatible = "qcom,sm8250-smmu-500" }, + { } +}; + struct arm_smmu_device *qcom_smmu_impl_init(struct arm_smmu_device *smmu) { - return qcom_smmu_create(smmu, &qcom_smmu_impl); -} + const struct device_node *np = smmu->dev->of_node; -struct arm_smmu_device *qcom_adreno_smmu_impl_init(struct arm_smmu_device *smmu) -{ - return qcom_smmu_create(smmu, &qcom_adreno_smmu_impl); + if (of_match_node(qcom_smmu_impl_of_match, np)) + return qcom_smmu_create(smmu, &qcom_smmu_impl); + + if (of_device_is_compatible(np, "qcom,adreno-smmu")) + return qcom_smmu_create(smmu, &qcom_adreno_smmu_impl); + + return smmu; } diff --git a/drivers/iommu/arm/arm-smmu/arm-smmu.h b/drivers/iommu/arm/arm-smmu/arm-smmu.h index dfc44d806671..43b2411e65cc 100644 --- a/drivers/iommu/arm/arm-smmu/arm-smmu.h +++ b/drivers/iommu/arm/arm-smmu/arm-smmu.h @@ -525,7 +525,6 @@ static inline void arm_smmu_writeq(struct arm_smmu_device *smmu, int page, struct arm_smmu_device *arm_smmu_impl_init(struct arm_smmu_device *smmu); struct arm_smmu_device *nvidia_smmu_impl_init(struct arm_smmu_device *smmu); struct arm_smmu_device *qcom_smmu_impl_init(struct arm_smmu_device *smmu); -struct arm_smmu_device *qcom_adreno_smmu_impl_init(struct arm_smmu_device *smmu); void arm_smmu_write_context_bank(struct arm_smmu_device *smmu, int idx); int arm_mmu500_reset(struct arm_smmu_device *smmu); -- QUALCOMM INDIA, on behalf of Qualcomm Innovation Center, Inc. is a member of Code Aurora Forum, hosted by The Linux Foundation _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel