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From: Nicolin Chen <nicolinc@nvidia.com>
To: <will@kernel.org>
Cc: <robin.murphy@arm.com>, <joro@8bytes.org>, <jgg@nvidia.com>,
	<thierry.reding@gmail.com>, <vdumpa@nvidia.com>,
	<jonathanh@nvidia.com>, <linux-kernel@vger.kernel.org>,
	<iommu@lists.linux.dev>, <linux-arm-kernel@lists.infradead.org>,
	<linux-tegra@vger.kernel.org>
Subject: [PATCH v12 04/10] iommu/arm-smmu-v3: Pass in cmdq pointer to arm_smmu_cmdq_init
Date: Thu, 15 Aug 2024 17:55:25 -0700	[thread overview]
Message-ID: <729aa3ad3473c9459df55e487f24929d6f8e2716.1723754745.git.nicolinc@nvidia.com> (raw)
In-Reply-To: <cover.1723754745.git.nicolinc@nvidia.com>

So that this function can be used by other cmdqs than &smmu->cmdq only.

Reviewed-by: Jason Gunthorpe <jgg@nvidia.com>
Signed-off-by: Nicolin Chen <nicolinc@nvidia.com>
---
 drivers/iommu/arm/arm-smmu-v3/arm-smmu-v3.c | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/drivers/iommu/arm/arm-smmu-v3/arm-smmu-v3.c b/drivers/iommu/arm/arm-smmu-v3/arm-smmu-v3.c
index d11362e9fc8a..e664c40b14ae 100644
--- a/drivers/iommu/arm/arm-smmu-v3/arm-smmu-v3.c
+++ b/drivers/iommu/arm/arm-smmu-v3/arm-smmu-v3.c
@@ -3555,9 +3555,9 @@ static int arm_smmu_init_one_queue(struct arm_smmu_device *smmu,
 	return 0;
 }
 
-static int arm_smmu_cmdq_init(struct arm_smmu_device *smmu)
+static int arm_smmu_cmdq_init(struct arm_smmu_device *smmu,
+			      struct arm_smmu_cmdq *cmdq)
 {
-	struct arm_smmu_cmdq *cmdq = &smmu->cmdq;
 	unsigned int nents = 1 << cmdq->q.llq.max_n_shift;
 
 	atomic_set(&cmdq->owner_prod, 0);
@@ -3582,7 +3582,7 @@ static int arm_smmu_init_queues(struct arm_smmu_device *smmu)
 	if (ret)
 		return ret;
 
-	ret = arm_smmu_cmdq_init(smmu);
+	ret = arm_smmu_cmdq_init(smmu, &smmu->cmdq);
 	if (ret)
 		return ret;
 
-- 
2.43.0


  parent reply	other threads:[~2024-08-16  0:56 UTC|newest]

Thread overview: 11+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2024-08-16  0:55 [PATCH v12 00/10] Add Tegra241 (Grace) CMDQV Support (part 1/2) Nicolin Chen
2024-08-16  0:55 ` [PATCH v12 01/10] iommu/arm-smmu-v3: Issue a batch of commands to the same cmdq Nicolin Chen
2024-08-16  0:55 ` [PATCH v12 02/10] iommu/arm-smmu-v3: Enforce arm_smmu_cmdq_build_sync_cmd Nicolin Chen
2024-08-16  0:55 ` [PATCH v12 03/10] iommu/arm-smmu-v3: Pass in cmdq pointer to arm_smmu_cmdq_build_sync_cmd Nicolin Chen
2024-08-16  0:55 ` Nicolin Chen [this message]
2024-08-16  0:55 ` [PATCH v12 05/10] iommu/arm-smmu-v3: Make symbols public for CONFIG_TEGRA241_CMDQV Nicolin Chen
2024-08-16  0:55 ` [PATCH v12 06/10] iommu/arm-smmu-v3: Add ARM_SMMU_OPT_SECONDARY_CMDQ_CS_NONE_ONLY Nicolin Chen
2024-08-16  0:55 ` [PATCH v12 07/10] iommu/arm-smmu-v3: Add an arm_smmu_get_iort_node helper Nicolin Chen
2024-08-16  0:55 ` [PATCH v12 08/10] iommu/arm-smmu-v3: Add struct arm_smmu_impl_ops Nicolin Chen
2024-08-16  0:55 ` [PATCH v12 09/10] iommu/arm-smmu-v3: Add in-kernel support for NVIDIA Tegra241 (Grace) CMDQV Nicolin Chen
2024-08-16  0:55 ` [PATCH v12 10/10] iommu/tegra241-cmdqv: Limit CMDs for guest owned VINTF Nicolin Chen

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