From: Jean-Philippe Brucker <jean-philippe.brucker@arm.com>
To: linux-arm-kernel@lists.infradead.org, linux-pci@vger.kernel.org,
linux-acpi@vger.kernel.org, devicetree@vger.kernel.org,
iommu@lists.linux-foundation.org, kvm@vger.kernel.org,
linux-mm@kvack.org
Cc: joro@8bytes.org, will.deacon@arm.com, robin.murphy@arm.com,
alex.williamson@redhat.com, tn@semihalf.com, liubo95@huawei.com,
thunder.leizhen@huawei.com, xieyisheng1@huawei.com,
xuzaibo@huawei.com, ilias.apalodimas@linaro.org,
jonathan.cameron@huawei.com, liudongdong3@huawei.com,
shunyong.yang@hxt-semitech.com, nwatters@codeaurora.org,
okaya@codeaurora.org, jcrouse@codeaurora.org, rfranz@cavium.com,
dwmw2@infradead.org, jacob.jun.pan@linux.intel.com,
yi.l.liu@intel.com, ashok.raj@intel.com, kevin.tian@intel.com,
baolu.lu@linux.intel.com, robdclark@gmail.com,
christian.koenig@amd.com, bharatku@xilinx.com,
rgummal@xilinx.com
Subject: [PATCH v2 36/40] iommu/arm-smmu-v3: Hook up ATC invalidation to mm ops
Date: Fri, 11 May 2018 20:06:37 +0100 [thread overview]
Message-ID: <20180511190641.23008-37-jean-philippe.brucker@arm.com> (raw)
In-Reply-To: <20180511190641.23008-1-jean-philippe.brucker@arm.com>
The core calls us when an mm is modified. Perform the required ATC
invalidations.
Signed-off-by: Jean-Philippe Brucker <jean-philippe.brucker@arm.com>
---
drivers/iommu/arm-smmu-v3.c | 16 ++++++++++++++--
1 file changed, 14 insertions(+), 2 deletions(-)
diff --git a/drivers/iommu/arm-smmu-v3.c b/drivers/iommu/arm-smmu-v3.c
index 7034b0bdcbdf..6cb69ace371b 100644
--- a/drivers/iommu/arm-smmu-v3.c
+++ b/drivers/iommu/arm-smmu-v3.c
@@ -1735,6 +1735,15 @@ static int arm_smmu_atc_inv_master_all(struct arm_smmu_master_data *master,
return arm_smmu_atc_inv_master(master, &cmd);
}
+static int arm_smmu_atc_inv_master_range(struct arm_smmu_master_data *master,
+ int ssid, unsigned long iova, size_t size)
+{
+ struct arm_smmu_cmdq_ent cmd;
+
+ arm_smmu_atc_inv_to_cmd(ssid, iova, size, &cmd);
+ return arm_smmu_atc_inv_master(master, &cmd);
+}
+
static size_t
arm_smmu_atc_inv_domain(struct arm_smmu_domain *smmu_domain, int ssid,
unsigned long iova, size_t size)
@@ -2389,11 +2398,12 @@ static void arm_smmu_mm_detach(struct iommu_domain *domain, struct device *dev,
struct arm_smmu_mm *smmu_mm = to_smmu_mm(io_mm);
struct arm_smmu_domain *smmu_domain = to_smmu_domain(domain);
struct iommu_pasid_table_ops *ops = smmu_domain->s1_cfg.ops;
+ struct arm_smmu_master_data *master = dev->iommu_fwspec->iommu_priv;
if (detach_domain)
ops->clear_entry(ops, io_mm->pasid, smmu_mm->cd);
- /* TODO: Invalidate ATC. */
+ arm_smmu_atc_inv_master_all(master, io_mm->pasid);
/* TODO: Invalidate all mappings if last and not DVM. */
}
@@ -2401,8 +2411,10 @@ static void arm_smmu_mm_invalidate(struct iommu_domain *domain,
struct device *dev, struct io_mm *io_mm,
unsigned long iova, size_t size)
{
+ struct arm_smmu_master_data *master = dev->iommu_fwspec->iommu_priv;
+
+ arm_smmu_atc_inv_master_range(master, io_mm->pasid, iova, size);
/*
- * TODO: Invalidate ATC.
* TODO: Invalidate mapping if not DVM
*/
}
--
2.17.0
next prev parent reply other threads:[~2018-05-11 19:10 UTC|newest]
Thread overview: 125+ messages / expand[flat|nested] mbox.gz Atom feed top
2018-05-11 19:06 [PATCH v2 00/40] Shared Virtual Addressing for the IOMMU Jean-Philippe Brucker
2018-05-11 19:06 ` [PATCH v2 01/40] iommu: Introduce Shared Virtual Addressing API Jean-Philippe Brucker
2018-05-16 20:41 ` Jacob Pan
2018-05-17 10:02 ` Jean-Philippe Brucker
2018-05-17 17:00 ` Jacob Pan
2018-09-05 11:29 ` Auger Eric
2018-09-06 11:09 ` Jean-Philippe Brucker
2018-09-06 11:12 ` Christian König
2018-09-06 12:45 ` Jean-Philippe Brucker
2018-09-07 8:55 ` Christian König
2018-09-07 15:45 ` Jean-Philippe Brucker
2018-09-07 18:02 ` Christian König
2018-09-07 21:25 ` Jacob Pan
2018-09-08 7:29 ` Christian König
2018-09-12 12:40 ` Jean-Philippe Brucker
2018-09-12 12:56 ` Christian König
2018-09-13 7:15 ` Tian, Kevin
2018-09-13 7:26 ` Tian, Kevin
2018-05-11 19:06 ` [PATCH v2 02/40] iommu/sva: Bind process address spaces to devices Jean-Philippe Brucker
2018-05-17 13:10 ` Jonathan Cameron
2018-05-21 14:43 ` Jean-Philippe Brucker
2018-09-05 11:29 ` Auger Eric
2018-09-06 11:09 ` Jean-Philippe Brucker
2018-05-11 19:06 ` [PATCH v2 03/40] iommu/sva: Manage process address spaces Jean-Philippe Brucker
2018-05-16 23:31 ` Jacob Pan
2018-05-17 10:02 ` Jean-Philippe Brucker
2018-05-22 16:43 ` Jacob Pan
2018-05-24 11:44 ` Jean-Philippe Brucker
2018-05-24 11:50 ` Ilias Apalodimas
2018-05-24 15:04 ` Jean-Philippe Brucker
2018-05-25 6:33 ` Ilias Apalodimas
2018-05-25 8:39 ` Jonathan Cameron
2018-05-26 2:24 ` Kenneth Lee
[not found] ` <20180525093959.000040a7-hv44wF8Li93QT0dZR+AlfA@public.gmane.org>
2018-05-26 2:24 ` Kenneth Lee
2018-05-26 2:24 ` Kenneth Lee
[not found] ` <20180526022445.GA6069@kllp05>
2018-06-11 16:10 ` Kenneth Lee
2018-06-11 16:10 ` Kenneth Lee
2018-06-11 16:10 ` Kenneth Lee
2018-06-11 16:32 ` Kenneth Lee
2018-05-17 14:25 ` Jonathan Cameron
2018-05-21 14:44 ` Jean-Philippe Brucker
2018-09-05 12:14 ` Auger Eric
2018-09-05 18:18 ` Jacob Pan
2018-09-06 17:40 ` Jean-Philippe Brucker
2018-09-06 11:10 ` Jean-Philippe Brucker
2018-05-11 19:06 ` [PATCH v2 04/40] iommu/sva: Add a mm_exit callback for device drivers Jean-Philippe Brucker
2018-09-05 13:23 ` Auger Eric
2018-09-06 11:10 ` Jean-Philippe Brucker
2018-05-11 19:06 ` [PATCH v2 05/40] iommu/sva: Track mm changes with an MMU notifier Jean-Philippe Brucker
2018-05-17 14:25 ` Jonathan Cameron
2018-05-21 14:44 ` Jean-Philippe Brucker
2018-05-11 19:06 ` [PATCH v2 06/40] iommu/sva: Search mm by PASID Jean-Philippe Brucker
2018-05-11 19:06 ` [PATCH v2 07/40] iommu: Add a page fault handler Jean-Philippe Brucker
2018-05-17 15:25 ` Jonathan Cameron
2018-05-21 14:48 ` Jean-Philippe Brucker
2018-05-18 18:04 ` Jacob Pan
2018-05-21 14:49 ` Jean-Philippe Brucker
2018-05-22 23:35 ` Jacob Pan
2018-05-24 11:44 ` Jean-Philippe Brucker
2018-05-26 0:35 ` Jacob Pan
2018-05-29 10:00 ` Jean-Philippe Brucker
2018-05-11 19:06 ` [PATCH v2 08/40] iommu/iopf: Handle mm faults Jean-Philippe Brucker
2018-05-11 19:06 ` [PATCH v2 09/40] iommu/sva: Register page fault handler Jean-Philippe Brucker
2018-05-11 19:06 ` [PATCH v2 10/40] mm: export symbol mm_access Jean-Philippe Brucker
2018-05-11 19:06 ` [PATCH v2 11/40] mm: export symbol find_get_task_by_vpid Jean-Philippe Brucker
2018-05-11 19:06 ` [PATCH v2 12/40] mm: export symbol mmput_async Jean-Philippe Brucker
2018-05-11 19:06 ` [PATCH v2 13/40] vfio: Add support for Shared Virtual Addressing Jean-Philippe Brucker
2018-05-17 15:58 ` Jonathan Cameron
2018-05-21 14:51 ` Jean-Philippe Brucker
2018-05-23 9:38 ` Xu Zaibo
2018-05-24 11:44 ` Jean-Philippe Brucker
2018-05-24 12:35 ` Xu Zaibo
2018-05-24 15:04 ` Jean-Philippe Brucker
2018-05-25 2:39 ` Xu Zaibo
2018-05-25 9:47 ` Jean-Philippe Brucker
2018-05-26 3:53 ` Xu Zaibo
2018-05-29 11:55 ` Jean-Philippe Brucker
2018-05-29 12:24 ` Xu Zaibo
2018-08-27 8:06 ` Xu Zaibo
2018-08-31 13:34 ` Jean-Philippe Brucker
2018-09-01 2:23 ` Xu Zaibo
2018-09-03 10:34 ` Jean-Philippe Brucker
2018-09-04 2:12 ` Xu Zaibo
2018-09-04 10:57 ` Jean-Philippe Brucker
2018-09-05 3:15 ` Xu Zaibo
2018-09-05 11:02 ` Jean-Philippe Brucker
2018-09-06 7:26 ` Xu Zaibo
2018-05-11 19:06 ` [PATCH v2 14/40] dt-bindings: document stall and PASID properties for IOMMU masters Jean-Philippe Brucker
2018-05-11 19:06 ` [PATCH v2 15/40] iommu/of: Add stall and pasid properties to iommu_fwspec Jean-Philippe Brucker
2018-05-11 19:06 ` [PATCH v2 16/40] arm64: mm: Pin down ASIDs for sharing mm with devices Jean-Philippe Brucker
2018-05-15 14:16 ` Catalin Marinas
2018-05-17 10:01 ` Jean-Philippe Brucker
2018-05-11 19:06 ` [PATCH v2 17/40] iommu/arm-smmu-v3: Link domains and devices Jean-Philippe Brucker
2018-05-17 16:07 ` Jonathan Cameron
2018-05-21 14:49 ` Jean-Philippe Brucker
2018-09-10 15:16 ` Auger Eric
2018-05-11 19:06 ` [PATCH v2 18/40] iommu/io-pgtable-arm: Factor out ARM LPAE register defines Jean-Philippe Brucker
2018-05-11 19:06 ` [PATCH v2 19/40] iommu: Add generic PASID table library Jean-Philippe Brucker
2018-05-11 19:06 ` [PATCH v2 20/40] iommu/arm-smmu-v3: Move context descriptor code Jean-Philippe Brucker
2018-05-11 19:06 ` [PATCH v2 21/40] iommu/arm-smmu-v3: Add support for Substream IDs Jean-Philippe Brucker
2018-05-31 11:01 ` Bharat Kumar Gogada
2018-06-01 10:46 ` Jean-Philippe Brucker
2018-05-11 19:06 ` [PATCH v2 22/40] iommu/arm-smmu-v3: Add second level of context descriptor table Jean-Philippe Brucker
2018-05-11 19:06 ` [PATCH v2 23/40] iommu/arm-smmu-v3: Share process page tables Jean-Philippe Brucker
2018-05-11 19:06 ` [PATCH v2 24/40] iommu/arm-smmu-v3: Seize private ASID Jean-Philippe Brucker
2018-05-11 19:06 ` [PATCH v2 25/40] iommu/arm-smmu-v3: Add support for VHE Jean-Philippe Brucker
2018-05-11 19:06 ` [PATCH v2 26/40] iommu/arm-smmu-v3: Enable broadcast TLB maintenance Jean-Philippe Brucker
2018-05-11 19:06 ` [PATCH v2 27/40] iommu/arm-smmu-v3: Add SVA feature checking Jean-Philippe Brucker
2018-05-11 19:06 ` [PATCH v2 28/40] iommu/arm-smmu-v3: Implement mm operations Jean-Philippe Brucker
2018-05-11 19:06 ` [PATCH v2 29/40] iommu/arm-smmu-v3: Add support for Hardware Translation Table Update Jean-Philippe Brucker
2018-05-11 19:06 ` [PATCH v2 30/40] iommu/arm-smmu-v3: Register I/O Page Fault queue Jean-Philippe Brucker
2018-05-11 19:06 ` [PATCH v2 31/40] iommu/arm-smmu-v3: Improve add_device error handling Jean-Philippe Brucker
2018-05-11 19:06 ` [PATCH v2 32/40] iommu/arm-smmu-v3: Maintain a SID->device structure Jean-Philippe Brucker
2018-05-11 19:06 ` [PATCH v2 33/40] iommu/arm-smmu-v3: Add stall support for platform devices Jean-Philippe Brucker
2018-05-11 19:06 ` [PATCH v2 34/40] ACPI/IORT: Check ATS capability in root complex nodes Jean-Philippe Brucker
2018-05-11 19:06 ` [PATCH v2 35/40] iommu/arm-smmu-v3: Add support for PCI ATS Jean-Philippe Brucker
2018-05-19 17:25 ` Sinan Kaya
2018-05-21 14:52 ` Jean-Philippe Brucker
2018-05-11 19:06 ` Jean-Philippe Brucker [this message]
2018-05-11 19:06 ` [PATCH v2 37/40] iommu/arm-smmu-v3: Disable tagged pointers Jean-Philippe Brucker
2018-05-11 19:06 ` [PATCH v2 38/40] PCI: Make "PRG Response PASID Required" handling common Jean-Philippe Brucker
2018-05-11 19:06 ` [PATCH v2 39/40] iommu/arm-smmu-v3: Add support for PRI Jean-Philippe Brucker
2018-05-25 14:08 ` Bharat Kumar Gogada
2018-05-29 10:27 ` Jean-Philippe Brucker
2018-05-11 19:06 ` [PATCH v2 40/40] iommu/arm-smmu-v3: Add support for PCI PASID Jean-Philippe Brucker
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