From: Nicolin Chen <nicolinc@nvidia.com>
To: <jgg@nvidia.com>, <kevin.tian@intel.com>, <corbet@lwn.net>,
<will@kernel.org>
Cc: <bagasdotme@gmail.com>, <robin.murphy@arm.com>, <joro@8bytes.org>,
<thierry.reding@gmail.com>, <vdumpa@nvidia.com>,
<jonathanh@nvidia.com>, <shuah@kernel.org>, <jsnitsel@redhat.com>,
<nathan@kernel.org>, <peterz@infradead.org>, <yi.l.liu@intel.com>,
<mshavit@google.com>, <praan@google.com>,
<zhangzekun11@huawei.com>, <iommu@lists.linux.dev>,
<linux-doc@vger.kernel.org>, <linux-kernel@vger.kernel.org>,
<linux-arm-kernel@lists.infradead.org>,
<linux-tegra@vger.kernel.org>, <linux-kselftest@vger.kernel.org>,
<patches@lists.linux.dev>, <mochs@nvidia.com>,
<alok.a.tiwari@oracle.com>, <vasant.hegde@amd.com>
Subject: [PATCH v2 18/22] iommu/tegra241-cmdqv: Use request_threaded_irq
Date: Fri, 25 Apr 2025 22:58:13 -0700 [thread overview]
Message-ID: <fb97e2407ebad5240f3981bbf4121a75ccd1ea57.1745646960.git.nicolinc@nvidia.com> (raw)
In-Reply-To: <cover.1745646960.git.nicolinc@nvidia.com>
A vIRQ can be reported only from a threaded IRQ context. Change to use
to request_threaded_irq to support that.
Signed-off-by: Nicolin Chen <nicolinc@nvidia.com>
---
drivers/iommu/arm/arm-smmu-v3/tegra241-cmdqv.c | 5 +++--
1 file changed, 3 insertions(+), 2 deletions(-)
diff --git a/drivers/iommu/arm/arm-smmu-v3/tegra241-cmdqv.c b/drivers/iommu/arm/arm-smmu-v3/tegra241-cmdqv.c
index dd7d030d2e89..ba029f7d24ce 100644
--- a/drivers/iommu/arm/arm-smmu-v3/tegra241-cmdqv.c
+++ b/drivers/iommu/arm/arm-smmu-v3/tegra241-cmdqv.c
@@ -824,8 +824,9 @@ __tegra241_cmdqv_probe(struct arm_smmu_device *smmu, struct resource *res,
cmdqv->dev = smmu->impl_dev;
if (cmdqv->irq > 0) {
- ret = request_irq(irq, tegra241_cmdqv_isr, 0, "tegra241-cmdqv",
- cmdqv);
+ ret = request_threaded_irq(irq, NULL, tegra241_cmdqv_isr,
+ IRQF_ONESHOT, "tegra241-cmdqv",
+ cmdqv);
if (ret) {
dev_err(cmdqv->dev, "failed to request irq (%d): %d\n",
cmdqv->irq, ret);
--
2.43.0
next prev parent reply other threads:[~2025-04-26 5:59 UTC|newest]
Thread overview: 146+ messages / expand[flat|nested] mbox.gz Atom feed top
2025-04-26 5:57 [PATCH v2 00/22] iommufd: Add vIOMMU infrastructure (Part-4 vCMDQ) Nicolin Chen
2025-04-26 5:57 ` [PATCH v2 01/22] iommufd/viommu: Add driver-allocated vDEVICE support Nicolin Chen
2025-04-27 6:23 ` Baolu Lu
2025-04-28 0:41 ` Tian, Kevin
2025-04-28 18:08 ` Nicolin Chen
2025-04-26 5:57 ` [PATCH v2 02/22] iommu: Pass in a driver-level user data structure to viommu_alloc op Nicolin Chen
2025-04-27 6:31 ` Baolu Lu
2025-04-28 17:19 ` Nicolin Chen
2025-04-28 17:28 ` Pranjal Shrivastava
2025-04-26 5:57 ` [PATCH v2 03/22] iommufd/viommu: Allow driver-specific user data for a vIOMMU object Nicolin Chen
2025-04-27 6:36 ` Baolu Lu
2025-04-28 17:52 ` Pranjal Shrivastava
2025-04-30 14:58 ` ALOK TIWARI
2025-04-26 5:57 ` [PATCH v2 04/22] iommu: Add iommu_copy_struct_to_user helper Nicolin Chen
2025-04-27 6:39 ` Baolu Lu
2025-04-28 17:50 ` Pranjal Shrivastava
2025-04-28 18:21 ` Nicolin Chen
2025-04-29 8:31 ` Pranjal Shrivastava
2025-04-26 5:58 ` [PATCH v2 05/22] iommufd: Add iommufd_struct_destroy to revert iommufd_viommu_alloc Nicolin Chen
2025-04-27 6:55 ` Baolu Lu
2025-04-28 17:24 ` Nicolin Chen
2025-04-26 5:58 ` [PATCH v2 06/22] iommufd/selftest: Support user_data in mock_viommu_alloc Nicolin Chen
2025-04-28 18:56 ` Pranjal Shrivastava
2025-04-26 5:58 ` [PATCH v2 07/22] iommufd/selftest: Add covearge for viommu data Nicolin Chen
2025-04-28 19:02 ` Pranjal Shrivastava
2025-04-26 5:58 ` [PATCH v2 08/22] iommufd: Abstract iopt_pin_pages and iopt_unpin_pages helpers Nicolin Chen
2025-04-27 7:22 ` Baolu Lu
2025-04-28 17:41 ` Nicolin Chen
2025-05-05 15:01 ` Jason Gunthorpe
2025-05-05 15:44 ` Nicolin Chen
2025-05-05 15:55 ` Jason Gunthorpe
2025-05-05 16:03 ` Nicolin Chen
2025-05-05 16:05 ` Jason Gunthorpe
2025-05-05 16:19 ` Nicolin Chen
2025-05-05 16:56 ` Jason Gunthorpe
2025-04-28 20:14 ` Pranjal Shrivastava
2025-04-28 22:12 ` Nicolin Chen
2025-04-28 23:34 ` Nicolin Chen
2025-04-29 18:03 ` Pranjal Shrivastava
2025-05-06 9:36 ` Tian, Kevin
2025-05-06 19:17 ` Nicolin Chen
2025-05-07 7:22 ` Tian, Kevin
2025-05-07 7:36 ` Nicolin Chen
2025-05-07 7:51 ` Tian, Kevin
2025-04-26 5:58 ` [PATCH v2 09/22] iommufd/viommu: Introduce IOMMUFD_OBJ_VCMDQ and its related struct Nicolin Chen
2025-04-28 1:09 ` Baolu Lu
2025-04-28 18:10 ` Nicolin Chen
2025-05-05 15:02 ` Jason Gunthorpe
2025-05-05 15:45 ` Nicolin Chen
2025-04-28 21:01 ` Pranjal Shrivastava
2025-04-26 5:58 ` [PATCH v2 10/22] iommufd/viommmu: Add IOMMUFD_CMD_VCMDQ_ALLOC ioctl Nicolin Chen
2025-04-28 1:32 ` Baolu Lu
2025-04-28 18:58 ` Nicolin Chen
2025-04-29 6:11 ` Baolu Lu
2025-04-28 12:12 ` Vasant Hegde
2025-04-28 20:02 ` Nicolin Chen
2025-04-29 5:34 ` Vasant Hegde
2025-04-29 6:45 ` Nicolin Chen
2025-04-29 10:22 ` Vasant Hegde
2025-04-29 17:14 ` Nicolin Chen
2025-04-30 4:22 ` Vasant Hegde
2025-04-30 8:01 ` Nicolin Chen
2025-04-30 10:21 ` Vasant Hegde
2025-05-06 9:25 ` Tian, Kevin
2025-05-06 20:12 ` Nicolin Chen
2025-05-07 7:25 ` Tian, Kevin
2025-05-07 7:37 ` Nicolin Chen
2025-05-07 12:33 ` Jason Gunthorpe
2025-05-07 20:51 ` Nicolin Chen
2025-04-28 21:34 ` Pranjal Shrivastava
2025-04-28 22:44 ` Nicolin Chen
2025-04-29 8:28 ` Pranjal Shrivastava
2025-04-29 18:10 ` Pranjal Shrivastava
2025-04-29 18:15 ` Nicolin Chen
2025-04-29 18:57 ` Pranjal Shrivastava
2025-04-26 5:58 ` [PATCH v2 11/22] iommufd: Add for-driver helpers iommufd_vcmdq_depend/undepend() Nicolin Chen
2025-04-28 2:22 ` Baolu Lu
2025-04-28 18:17 ` Nicolin Chen
2025-04-29 12:40 ` Pranjal Shrivastava
2025-04-29 17:10 ` Nicolin Chen
2025-04-29 17:59 ` Pranjal Shrivastava
2025-04-29 18:07 ` Nicolin Chen
2025-04-29 18:44 ` Pranjal Shrivastava
2025-04-26 5:58 ` [PATCH v2 12/22] iommufd/selftest: Add coverage for IOMMUFD_CMD_VCMDQ_ALLOC Nicolin Chen
2025-04-26 5:58 ` [PATCH v2 13/22] iommufd: Add mmap interface Nicolin Chen
2025-04-28 2:50 ` Baolu Lu
2025-04-28 18:54 ` Nicolin Chen
2025-05-05 16:50 ` Jason Gunthorpe
2025-05-05 17:21 ` Nicolin Chen
2025-05-05 17:28 ` Jason Gunthorpe
2025-05-05 20:07 ` Nicolin Chen
2025-05-06 9:22 ` Tian, Kevin
2025-05-06 12:55 ` Jason Gunthorpe
2025-05-06 12:54 ` Jason Gunthorpe
2025-05-06 20:54 ` Nicolin Chen
2025-05-07 12:36 ` Jason Gunthorpe
2025-05-07 20:49 ` Nicolin Chen
2025-04-29 20:24 ` Pranjal Shrivastava
2025-04-29 20:34 ` Pranjal Shrivastava
2025-04-29 20:39 ` Nicolin Chen
2025-04-29 20:55 ` Pranjal Shrivastava
2025-04-29 21:05 ` Nicolin Chen
2025-04-29 21:35 ` Pranjal Shrivastava
2025-04-29 21:46 ` Nicolin Chen
2025-04-29 21:57 ` Pranjal Shrivastava
2025-05-05 16:55 ` Jason Gunthorpe
2025-05-05 17:27 ` Nicolin Chen
2025-05-05 17:31 ` Jason Gunthorpe
2025-05-05 19:50 ` Nicolin Chen
2025-05-06 12:52 ` Jason Gunthorpe
2025-05-06 19:30 ` Nicolin Chen
2025-05-07 12:39 ` Jason Gunthorpe
2025-05-07 21:09 ` Nicolin Chen
2025-05-07 22:08 ` Jason Gunthorpe
2025-05-08 3:49 ` Nicolin Chen
2025-05-08 9:15 ` Tian, Kevin
2025-05-08 12:12 ` Jason Gunthorpe
2025-05-08 17:14 ` Nicolin Chen
2025-05-05 18:47 ` Pranjal Shrivastava
2025-04-26 5:58 ` [PATCH v2 14/22] iommufd/selftest: Add coverage for the new " Nicolin Chen
2025-04-26 5:58 ` [PATCH v2 15/22] Documentation: userspace-api: iommufd: Update vCMDQ Nicolin Chen
2025-04-28 14:31 ` Bagas Sanjaya
2025-04-28 19:00 ` Nicolin Chen
2025-04-26 5:58 ` [PATCH v2 16/22] iommu/arm-smmu-v3-iommufd: Add vsmmu_alloc impl op Nicolin Chen
2025-04-29 21:36 ` Pranjal Shrivastava
2025-04-26 5:58 ` [PATCH v2 17/22] iommu/arm-smmu-v3-iommufd: Support implementation-defined hw_info Nicolin Chen
2025-04-29 21:44 ` Pranjal Shrivastava
2025-04-26 5:58 ` Nicolin Chen [this message]
2025-04-29 21:47 ` [PATCH v2 18/22] iommu/tegra241-cmdqv: Use request_threaded_irq Pranjal Shrivastava
2025-04-26 5:58 ` [PATCH v2 19/22] iommu/tegra241-cmdqv: Simplify deinit flow in tegra241_cmdqv_remove_vintf() Nicolin Chen
2025-04-29 22:05 ` Pranjal Shrivastava
2025-04-26 5:58 ` [PATCH v2 20/22] iommu/tegra241-cmdqv: Do not statically map LVCMDQs Nicolin Chen
2025-04-29 20:43 ` ALOK TIWARI
2025-04-29 22:32 ` Pranjal Shrivastava
2025-04-29 22:37 ` Nicolin Chen
2025-04-26 5:58 ` [PATCH v2 21/22] iommu/tegra241-cmdqv: Add user-space use support Nicolin Chen
2025-04-29 19:47 ` ALOK TIWARI
2025-04-29 21:12 ` Nicolin Chen
2025-04-30 21:59 ` Pranjal Shrivastava
2025-04-30 22:39 ` Nicolin Chen
2025-05-01 0:54 ` Nicolin Chen
2025-05-01 21:46 ` Pranjal Shrivastava
2025-05-01 21:45 ` Pranjal Shrivastava
2025-04-26 5:58 ` [PATCH v2 22/22] iommu/tegra241-cmdqv: Add IOMMU_VEVENTQ_TYPE_TEGRA241_CMDQV support Nicolin Chen
2025-04-30 15:07 ` ALOK TIWARI
2025-04-30 22:03 ` Pranjal Shrivastava
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