From: Nicolin Chen <nicolinc@nvidia.com>
To: Pranjal Shrivastava <praan@google.com>
Cc: <iommu@lists.linux.dev>, Will Deacon <will@kernel.org>,
Joerg Roedel <joro@8bytes.org>,
Robin Murphy <robin.murphy@arm.com>,
Jason Gunthorpe <jgg@ziepe.ca>,
Mostafa Saleh <smostafa@google.com>,
Daniel Mentz <danielmentz@google.com>,
Ashish Mhetre <amhetre@nvidia.com>,
<linux-arm-kernel@lists.infradead.org>,
Jason Gunthorpe <jgg@nvidia.com>
Subject: Re: [PATCH v8 06/12] iommu/arm-smmu-v3: Handle gerror during suspend
Date: Mon, 1 Jun 2026 17:15:39 -0700 [thread overview]
Message-ID: <ah4gq5NzuW90OyoS@Asurada-Nvidia> (raw)
In-Reply-To: <20260601215909.3958732-7-praan@google.com>
On Mon, Jun 01, 2026 at 09:59:03PM +0000, Pranjal Shrivastava wrote:
> @@ -2300,9 +2300,17 @@ static irqreturn_t arm_smmu_gerror_handler(int irq, void *dev)
> arm_smmu_cmdq_skip_err(smmu);
>
> writel(gerror, smmu->base + ARM_SMMU_GERRORN);
> +
> return IRQ_HANDLED;
> }
This seems unnecessary.
Nicolin
next prev parent reply other threads:[~2026-06-02 0:16 UTC|newest]
Thread overview: 29+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-06-01 21:58 [PATCH v8 00/10] iommu/arm-smmu-v3: Implement Runtime/System Sleep ops Pranjal Shrivastava
2026-06-01 21:58 ` [PATCH v8 01/12] iommu/arm-smmu-v3: Refactor arm_smmu_setup_irqs Pranjal Shrivastava
2026-06-01 21:58 ` [PATCH v8 02/12] iommu/arm-smmu-v3: Add a helper to drain cmd queues Pranjal Shrivastava
2026-06-02 0:12 ` Nicolin Chen
2026-06-02 3:28 ` Pranjal Shrivastava
2026-06-02 5:21 ` Daniel Mentz
2026-06-01 21:59 ` [PATCH v8 03/12] iommu/tegra241-cmdqv: Add a helper to drain VCMDQs Pranjal Shrivastava
2026-06-01 21:59 ` [PATCH v8 04/12] iommu/tegra241-cmdqv: Restore PROD and CONS after resume Pranjal Shrivastava
2026-06-01 21:59 ` [PATCH v8 05/12] iommu/arm-smmu-v3: Cache and restore MSI config Pranjal Shrivastava
2026-06-01 21:59 ` [PATCH v8 06/12] iommu/arm-smmu-v3: Handle gerror during suspend Pranjal Shrivastava
2026-06-02 0:15 ` Nicolin Chen [this message]
2026-06-02 3:31 ` Pranjal Shrivastava
2026-06-01 21:59 ` [PATCH v8 07/12] iommu/arm-smmu-v3: Add CMDQ_PROD_STOP_FLAG to gate CMDQ submissions Pranjal Shrivastava
2026-06-01 21:59 ` [PATCH v8 08/12] iommu/tegra241-cmdqv: Add a helper to quiesce VCMDQs Pranjal Shrivastava
2026-06-02 0:14 ` Nicolin Chen
2026-06-02 3:37 ` Pranjal Shrivastava
2026-06-02 5:59 ` Nicolin Chen
2026-06-02 6:21 ` Pranjal Shrivastava
2026-06-02 6:29 ` Nicolin Chen
2026-06-01 21:59 ` [PATCH v8 09/12] iommu/arm-smmu-v3: Implement pm_runtime & system sleep ops Pranjal Shrivastava
2026-06-02 5:25 ` Daniel Mentz
2026-06-01 21:59 ` [PATCH v8 10/12] iommu/arm-smmu-v3: Enable pm_runtime and setup devlinks Pranjal Shrivastava
2026-06-01 21:59 ` [PATCH v8 11/12] iommu/arm-smmu-v3: Invoke pm_runtime before hw access Pranjal Shrivastava
2026-06-02 0:24 ` Nicolin Chen
2026-06-02 3:59 ` Pranjal Shrivastava
2026-06-02 5:51 ` Nicolin Chen
2026-06-02 6:24 ` Pranjal Shrivastava
2026-06-01 21:59 ` [PATCH v8 12/12] iommu/arm-smmu-v3: Add KUnit unit tests for Runtime PM Pranjal Shrivastava
2026-06-02 6:03 ` [PATCH v8 00/10] iommu/arm-smmu-v3: Implement Runtime/System Sleep ops Nicolin Chen
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