From: Jacob Pan <jacob.jun.pan-VuQAYsv1563Yd54FQh9/CA@public.gmane.org>
To: Jean-Philippe Brucker
<jean-philippe.brucker-5wv7dgnIgG8@public.gmane.org>
Cc: kvm-u79uwXL29TY76Z2rM5mHXA@public.gmane.org,
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will.deacon-5wv7dgnIgG8@public.gmane.org,
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rfranz-YGCgFSpz5w/QT0dZR+AlfA@public.gmane.org,
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dwmw2-wEGCiKHe2LqWVfeAwA7xHQ@public.gmane.org,
ilias.apalodimas-QSEj5FYQhm4dnm+yROfE0A@public.gmane.org,
iommu-cunTk1MwBs9QetFLy7KEm3xJsTq8ys+cHZ5vskTnxNA@public.gmane.org,
christian.koenig-5C7GfCeVMHo@public.gmane.org
Subject: Re: [PATCH v2 01/40] iommu: Introduce Shared Virtual Addressing API
Date: Wed, 16 May 2018 13:41:50 -0700 [thread overview]
Message-ID: <20180516134150.34fc8857@jacob-builder> (raw)
In-Reply-To: <20180511190641.23008-2-jean-philippe.brucker-5wv7dgnIgG8@public.gmane.org>
On Fri, 11 May 2018 20:06:02 +0100
Jean-Philippe Brucker <jean-philippe.brucker-5wv7dgnIgG8@public.gmane.org> wrote:
> Shared Virtual Addressing (SVA) provides a way for device drivers to
> bind process address spaces to devices. This requires the IOMMU to
> support page table format and features compatible with the CPUs, and
> usually requires the system to support I/O Page Faults (IOPF) and
> Process Address Space ID (PASID). When all of these are available,
> DMA can access virtual addresses of a process. A PASID is allocated
> for each process, and the device driver programs it into the device
> in an implementation-specific way.
>
> Add a new API for sharing process page tables with devices. Introduce
> two IOMMU operations, sva_device_init() and sva_device_shutdown(),
> that prepare the IOMMU driver for SVA. For example allocate PASID
> tables and fault queues. Subsequent patches will implement the bind()
> and unbind() operations.
>
> Support for I/O Page Faults will be added in a later patch using a new
> feature bit (IOMMU_SVA_FEAT_IOPF). With the current API users must pin
> down all shared mappings. Other feature bits that may be added in the
> future are IOMMU_SVA_FEAT_PRIVATE, to support private PASID address
> spaces, and IOMMU_SVA_FEAT_NO_PASID, to bind the whole device address
> space to a process.
>
> Signed-off-by: Jean-Philippe Brucker <jean-philippe.brucker-5wv7dgnIgG8@public.gmane.org>
>
> ---
> v1->v2:
> * Add sva_param structure to iommu_param
> * CONFIG option is only selectable by IOMMU drivers
> ---
> drivers/iommu/Kconfig | 4 ++
> drivers/iommu/Makefile | 1 +
> drivers/iommu/iommu-sva.c | 110
> ++++++++++++++++++++++++++++++++++++++ include/linux/iommu.h |
> 32 +++++++++++ 4 files changed, 147 insertions(+)
> create mode 100644 drivers/iommu/iommu-sva.c
>
> diff --git a/drivers/iommu/Kconfig b/drivers/iommu/Kconfig
> index 7564237f788d..cca8e06903c7 100644
> --- a/drivers/iommu/Kconfig
> +++ b/drivers/iommu/Kconfig
> @@ -74,6 +74,10 @@ config IOMMU_DMA
> select IOMMU_IOVA
> select NEED_SG_DMA_LENGTH
>
> +config IOMMU_SVA
> + bool
> + select IOMMU_API
> +
> config FSL_PAMU
> bool "Freescale IOMMU support"
> depends on PCI
> diff --git a/drivers/iommu/Makefile b/drivers/iommu/Makefile
> index 1fb695854809..1dbcc89ebe4c 100644
> --- a/drivers/iommu/Makefile
> +++ b/drivers/iommu/Makefile
> @@ -3,6 +3,7 @@ obj-$(CONFIG_IOMMU_API) += iommu.o
> obj-$(CONFIG_IOMMU_API) += iommu-traces.o
> obj-$(CONFIG_IOMMU_API) += iommu-sysfs.o
> obj-$(CONFIG_IOMMU_DMA) += dma-iommu.o
> +obj-$(CONFIG_IOMMU_SVA) += iommu-sva.o
> obj-$(CONFIG_IOMMU_IO_PGTABLE) += io-pgtable.o
> obj-$(CONFIG_IOMMU_IO_PGTABLE_ARMV7S) += io-pgtable-arm-v7s.o
> obj-$(CONFIG_IOMMU_IO_PGTABLE_LPAE) += io-pgtable-arm.o
> diff --git a/drivers/iommu/iommu-sva.c b/drivers/iommu/iommu-sva.c
> new file mode 100644
> index 000000000000..8b4afb7c63ae
> --- /dev/null
> +++ b/drivers/iommu/iommu-sva.c
> @@ -0,0 +1,110 @@
> +// SPDX-License-Identifier: GPL-2.0
> +/*
> + * Manage PASIDs and bind process address spaces to devices.
> + *
> + * Copyright (C) 2018 ARM Ltd.
> + */
> +
> +#include <linux/iommu.h>
> +#include <linux/slab.h>
> +
> +/**
> + * iommu_sva_device_init() - Initialize Shared Virtual Addressing
> for a device
> + * @dev: the device
> + * @features: bitmask of features that need to be initialized
> + * @max_pasid: max PASID value supported by the device
> + *
> + * Users of the bind()/unbind() API must call this function to
> initialize all
> + * features required for SVA.
> + *
> + * The device must support multiple address spaces (e.g. PCI PASID).
> By default
> + * the PASID allocated during bind() is limited by the IOMMU
> capacity, and by
> + * the device PASID width defined in the PCI capability or in the
> firmware
> + * description. Setting @max_pasid to a non-zero value smaller than
> this limit
> + * overrides it.
> + *
seems the min_pasid never gets used. do you really need it?
> + * The device should not be performing any DMA while this function
> is running,
> + * otherwise the behavior is undefined.
> + *
> + * Return 0 if initialization succeeded, or an error.
> + */
> +int iommu_sva_device_init(struct device *dev, unsigned long features,
> + unsigned int max_pasid)
> +{
> + int ret;
> + struct iommu_sva_param *param;
> + struct iommu_domain *domain = iommu_get_domain_for_dev(dev);
> +
> + if (!domain || !domain->ops->sva_device_init)
> + return -ENODEV;
> +
> + if (features)
> + return -EINVAL;
should it be !features?
> +
> + param = kzalloc(sizeof(*param), GFP_KERNEL);
> + if (!param)
> + return -ENOMEM;
> +
> + param->features = features;
> + param->max_pasid = max_pasid;
> +
> + /*
> + * IOMMU driver updates the limits depending on the IOMMU
> and device
> + * capabilities.
> + */
> + ret = domain->ops->sva_device_init(dev, param);
> + if (ret)
> + goto err_free_param;
> +
> + mutex_lock(&dev->iommu_param->lock);
> + if (dev->iommu_param->sva_param)
> + ret = -EEXIST;
> + else
> + dev->iommu_param->sva_param = param;
> + mutex_unlock(&dev->iommu_param->lock);
> + if (ret)
> + goto err_device_shutdown;
> +
> + return 0;
> +
> +err_device_shutdown:
> + if (domain->ops->sva_device_shutdown)
> + domain->ops->sva_device_shutdown(dev, param);
> +
> +err_free_param:
> + kfree(param);
> +
> + return ret;
> +}
> +EXPORT_SYMBOL_GPL(iommu_sva_device_init);
> +
> +/**
> + * iommu_sva_device_shutdown() - Shutdown Shared Virtual Addressing
> for a device
> + * @dev: the device
> + *
> + * Disable SVA. Device driver should ensure that the device isn't
> performing any
> + * DMA while this function is running.
> + */
> +int iommu_sva_device_shutdown(struct device *dev)
> +{
> + struct iommu_sva_param *param;
> + struct iommu_domain *domain = iommu_get_domain_for_dev(dev);
> +
> + if (!domain)
> + return -ENODEV;
> +
> + mutex_lock(&dev->iommu_param->lock);
> + param = dev->iommu_param->sva_param;
> + dev->iommu_param->sva_param = NULL;
> + mutex_unlock(&dev->iommu_param->lock);
> + if (!param)
> + return -ENODEV;
> +
> + if (domain->ops->sva_device_shutdown)
> + domain->ops->sva_device_shutdown(dev, param);
seems a little mismatch here, do you need pass the param. I don't think
there is anything else model specific iommu driver need to do for the
param.
> +
> + kfree(param);
> +
> + return 0;
> +}
> +EXPORT_SYMBOL_GPL(iommu_sva_device_shutdown);
> diff --git a/include/linux/iommu.h b/include/linux/iommu.h
> index 0933f726d2e6..2efe7738bedb 100644
> --- a/include/linux/iommu.h
> +++ b/include/linux/iommu.h
> @@ -212,6 +212,12 @@ struct page_response_msg {
> u64 private_data;
> };
>
> +struct iommu_sva_param {
> + unsigned long features;
> + unsigned int min_pasid;
> + unsigned int max_pasid;
> +};
> +
> /**
> * struct iommu_ops - iommu ops and capabilities
> * @capable: check capability
> @@ -219,6 +225,8 @@ struct page_response_msg {
> * @domain_free: free iommu domain
> * @attach_dev: attach device to an iommu domain
> * @detach_dev: detach device from an iommu domain
> + * @sva_device_init: initialize Shared Virtual Adressing for a device
> + * @sva_device_shutdown: shutdown Shared Virtual Adressing for a
> device
> * @map: map a physically contiguous memory region to an iommu domain
> * @unmap: unmap a physically contiguous memory region from an iommu
> domain
> * @map_sg: map a scatter-gather list of physically contiguous
> memory chunks @@ -256,6 +264,10 @@ struct iommu_ops {
>
> int (*attach_dev)(struct iommu_domain *domain, struct device
> *dev); void (*detach_dev)(struct iommu_domain *domain, struct device
> *dev);
> + int (*sva_device_init)(struct device *dev,
> + struct iommu_sva_param *param);
> + void (*sva_device_shutdown)(struct device *dev,
> + struct iommu_sva_param *param);
> int (*map)(struct iommu_domain *domain, unsigned long iova,
> phys_addr_t paddr, size_t size, int prot);
> size_t (*unmap)(struct iommu_domain *domain, unsigned long
> iova, @@ -413,6 +425,7 @@ struct iommu_fault_param {
> * struct iommu_param - collection of per-device IOMMU data
> *
> * @fault_param: IOMMU detected device fault reporting data
> + * @sva_param: SVA parameters
> *
> * TODO: migrate other per device data pointers under
> iommu_dev_data, e.g.
> * struct iommu_group *iommu_group;
> @@ -421,6 +434,7 @@ struct iommu_fault_param {
> struct iommu_param {
> struct mutex lock;
> struct iommu_fault_param *fault_param;
> + struct iommu_sva_param *sva_param;
> };
>
> int iommu_device_register(struct iommu_device *iommu);
> @@ -920,4 +934,22 @@ static inline int iommu_sva_invalidate(struct
> iommu_domain *domain,
> #endif /* CONFIG_IOMMU_API */
>
> +#ifdef CONFIG_IOMMU_SVA
> +extern int iommu_sva_device_init(struct device *dev, unsigned long
> features,
> + unsigned int max_pasid);
> +extern int iommu_sva_device_shutdown(struct device *dev);
> +#else /* CONFIG_IOMMU_SVA */
> +static inline int iommu_sva_device_init(struct device *dev,
> + unsigned long features,
> + unsigned int max_pasid)
> +{
> + return -ENODEV;
> +}
> +
> +static inline int iommu_sva_device_shutdown(struct device *dev)
> +{
> + return -ENODEV;
> +}
> +#endif /* CONFIG_IOMMU_SVA */
> +
> #endif /* __LINUX_IOMMU_H */
[Jacob Pan]
next prev parent reply other threads:[~2018-05-16 20:41 UTC|newest]
Thread overview: 123+ 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
[not found] ` <20180511190641.23008-1-jean-philippe.brucker-5wv7dgnIgG8@public.gmane.org>
2018-05-11 19:06 ` [PATCH v2 01/40] iommu: Introduce Shared Virtual Addressing API Jean-Philippe Brucker
[not found] ` <20180511190641.23008-2-jean-philippe.brucker-5wv7dgnIgG8@public.gmane.org>
2018-05-16 20:41 ` Jacob Pan [this message]
2018-05-17 10:02 ` Jean-Philippe Brucker
2018-05-17 17:00 ` Jacob Pan
2018-09-05 11:29 ` Auger Eric
[not found] ` <bf42affd-e9d0-e4fc-6d28-f3c3f7795348-H+wXaHxf7aLQT0dZR+AlfA@public.gmane.org>
2018-09-06 11:09 ` Jean-Philippe Brucker
[not found] ` <03d31ba5-1eda-ea86-8c0c-91d14c86fe83-5wv7dgnIgG8@public.gmane.org>
2018-09-06 11:12 ` Christian König
[not found] ` <ed39159c-087e-7e56-7d29-d1de9fa1677f-5C7GfCeVMHo@public.gmane.org>
2018-09-06 12:45 ` Jean-Philippe Brucker
[not found] ` <f0b317d5-e2e9-5478-952c-05e8b97bd68b-5wv7dgnIgG8@public.gmane.org>
2018-09-07 8:55 ` Christian König
[not found] ` <2fd4a0a1-1a35-bf82-df84-b995cce011d9-5C7GfCeVMHo@public.gmane.org>
2018-09-07 15:45 ` Jean-Philippe Brucker
[not found] ` <65e7accd-4446-19f5-c667-c6407e89cfa6-5wv7dgnIgG8@public.gmane.org>
2018-09-07 18:02 ` Christian König
[not found] ` <5bbc0332-b94b-75cc-ca42-a9b196811daf-5C7GfCeVMHo@public.gmane.org>
2018-09-07 21:25 ` Jacob Pan
2018-09-08 7:29 ` Christian König
[not found] ` <3e3a6797-a233-911b-3a7d-d9b549160960-5C7GfCeVMHo@public.gmane.org>
2018-09-12 12:40 ` Jean-Philippe Brucker
[not found] ` <9445a0be-fb5b-d195-4fdf-7ad6cb36ef4f-5wv7dgnIgG8@public.gmane.org>
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
[not found] ` <20180511190641.23008-3-jean-philippe.brucker-5wv7dgnIgG8@public.gmane.org>
2018-05-17 13:10 ` Jonathan Cameron
[not found] ` <20180517141058.00001c76-hv44wF8Li93QT0dZR+AlfA@public.gmane.org>
2018-05-21 14:43 ` Jean-Philippe Brucker
2018-09-05 11:29 ` Auger Eric
[not found] ` <471873d4-a1a6-1a3a-cf17-1e686b4ade96-H+wXaHxf7aLQT0dZR+AlfA@public.gmane.org>
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
[not found] ` <20180511190641.23008-4-jean-philippe.brucker-5wv7dgnIgG8@public.gmane.org>
2018-05-16 23:31 ` Jacob Pan
2018-05-17 10:02 ` Jean-Philippe Brucker
[not found] ` <de478769-9f7a-d40b-a55e-e2c63ad883e8-5wv7dgnIgG8@public.gmane.org>
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
[not found] ` <19e82a74-429a-3f86-119e-32b12082d0ff-5wv7dgnIgG8@public.gmane.org>
2018-05-25 6:33 ` Ilias Apalodimas
2018-05-25 8:39 ` Jonathan Cameron
[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 16:32 ` Kenneth Lee
2018-05-17 14:25 ` Jonathan Cameron
[not found] ` <20180517150516.000067ca-hv44wF8Li93QT0dZR+AlfA@public.gmane.org>
2018-05-21 14:44 ` Jean-Philippe Brucker
2018-09-05 12:14 ` Auger Eric
[not found] ` <d785ec89-6743-d0f1-1a7f-85599a033e5b-H+wXaHxf7aLQT0dZR+AlfA@public.gmane.org>
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
[not found] ` <20180511190641.23008-5-jean-philippe.brucker-5wv7dgnIgG8@public.gmane.org>
2018-09-05 13:23 ` Auger Eric
[not found] ` <d1dc28c4-7742-9c41-3f91-3fbcb8b13c1c-H+wXaHxf7aLQT0dZR+AlfA@public.gmane.org>
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
[not found] ` <20180511190641.23008-6-jean-philippe.brucker-5wv7dgnIgG8@public.gmane.org>
2018-05-17 14:25 ` Jonathan Cameron
[not found] ` <20180517152514.00004247-hv44wF8Li93QT0dZR+AlfA@public.gmane.org>
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
[not found] ` <20180511190641.23008-8-jean-philippe.brucker-5wv7dgnIgG8@public.gmane.org>
2018-05-17 15:25 ` Jonathan Cameron
[not found] ` <20180517162555.00002bd3-hv44wF8Li93QT0dZR+AlfA@public.gmane.org>
2018-05-21 14:48 ` Jean-Philippe Brucker
2018-05-18 18:04 ` Jacob Pan
2018-05-21 14:49 ` Jean-Philippe Brucker
[not found] ` <8a640794-a6f3-fa01-82a9-06479a6f779a-5wv7dgnIgG8@public.gmane.org>
2018-05-22 23:35 ` Jacob Pan
2018-05-24 11:44 ` Jean-Philippe Brucker
[not found] ` <bdf9f221-ab97-2168-d072-b7f6a0dba840-5wv7dgnIgG8@public.gmane.org>
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
[not found] ` <20180511190641.23008-14-jean-philippe.brucker-5wv7dgnIgG8@public.gmane.org>
2018-05-17 15:58 ` Jonathan Cameron
[not found] ` <20180517165845.00000cc9-hv44wF8Li93QT0dZR+AlfA@public.gmane.org>
2018-05-21 14:51 ` Jean-Philippe Brucker
2018-05-23 9:38 ` Xu Zaibo
[not found] ` <5B0536A3.1000304-hv44wF8Li93QT0dZR+AlfA@public.gmane.org>
2018-05-24 11:44 ` Jean-Philippe Brucker
[not found] ` <cd13f60d-b282-3804-4ca7-2d34476c597f-5wv7dgnIgG8@public.gmane.org>
2018-05-24 12:35 ` Xu Zaibo
[not found] ` <5B06B17C.1090809-hv44wF8Li93QT0dZR+AlfA@public.gmane.org>
2018-05-24 15:04 ` Jean-Philippe Brucker
[not found] ` <205c1729-8026-3efe-c363-d37d7150d622-5wv7dgnIgG8@public.gmane.org>
2018-05-25 2:39 ` Xu Zaibo
2018-05-25 9:47 ` Jean-Philippe Brucker
[not found] ` <fea420ff-e738-e2ed-ab1e-a3f4dde4b6ef-5wv7dgnIgG8@public.gmane.org>
2018-05-26 3:53 ` Xu Zaibo
[not found] ` <5B08DA21.3070507-hv44wF8Li93QT0dZR+AlfA@public.gmane.org>
2018-05-29 11:55 ` Jean-Philippe Brucker
[not found] ` <99ff4f89-86ef-a251-894c-8aa8a47d2a69-5wv7dgnIgG8@public.gmane.org>
2018-05-29 12:24 ` Xu Zaibo
2018-08-27 8:06 ` Xu Zaibo
[not found] ` <5B83B11E.7010807-hv44wF8Li93QT0dZR+AlfA@public.gmane.org>
2018-08-31 13:34 ` Jean-Philippe Brucker
[not found] ` <1d5b6529-4e5a-723c-3f1b-dd5a9adb490c-5wv7dgnIgG8@public.gmane.org>
2018-09-01 2:23 ` Xu Zaibo
[not found] ` <5B89F818.7060300-hv44wF8Li93QT0dZR+AlfA@public.gmane.org>
2018-09-03 10:34 ` Jean-Philippe Brucker
[not found] ` <3a961aff-e830-64bb-b6a9-14e08de1abf5-5wv7dgnIgG8@public.gmane.org>
2018-09-04 2:12 ` Xu Zaibo
[not found] ` <5B8DEA15.7020404-hv44wF8Li93QT0dZR+AlfA@public.gmane.org>
2018-09-04 10:57 ` Jean-Philippe Brucker
[not found] ` <bc27f902-4d12-21b7-b9e9-18bcae170503-5wv7dgnIgG8@public.gmane.org>
2018-09-05 3:15 ` Xu Zaibo
[not found] ` <5B8F4A59.20004-hv44wF8Li93QT0dZR+AlfA@public.gmane.org>
2018-09-05 11:02 ` Jean-Philippe Brucker
[not found] ` <b51107b8-a525-13ce-f4c3-d423b8502c27-5wv7dgnIgG8@public.gmane.org>
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
[not found] ` <20180511190641.23008-17-jean-philippe.brucker-5wv7dgnIgG8@public.gmane.org>
2018-05-15 14:16 ` Catalin Marinas
[not found] ` <20180515141658.vivrgcyww2pxumye-+1aNUgJU5qkijLcmloz0ER/iLCjYCKR+VpNB7YpNyf8@public.gmane.org>
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
[not found] ` <20180511190641.23008-18-jean-philippe.brucker-5wv7dgnIgG8@public.gmane.org>
2018-05-17 16:07 ` Jonathan Cameron
[not found] ` <20180517170748.00004927-hv44wF8Li93QT0dZR+AlfA@public.gmane.org>
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
[not found] ` <20180511190641.23008-22-jean-philippe.brucker-5wv7dgnIgG8@public.gmane.org>
2018-05-31 11:01 ` Bharat Kumar Gogada
[not found] ` <BLUPR0201MB1505AA55707BE2E13392FFAFA5630-hRBPhS1iNj/g9tdZWAsUFxrHTHEw16jenBOFsp37pqbUKgpGm//BTAC/G2K4zDHf@public.gmane.org>
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
[not found] ` <20180511190641.23008-36-jean-philippe.brucker-5wv7dgnIgG8@public.gmane.org>
2018-05-19 17:25 ` Sinan Kaya
[not found] ` <922474e8-0aa5-e022-0502-f1e51b0d4859-sgV2jX0FEOL9JmXXK+q4OQ@public.gmane.org>
2018-05-21 14:52 ` Jean-Philippe Brucker
2018-05-11 19:06 ` [PATCH v2 36/40] iommu/arm-smmu-v3: Hook up ATC invalidation to mm ops Jean-Philippe Brucker
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
[not found] ` <20180511190641.23008-40-jean-philippe.brucker-5wv7dgnIgG8@public.gmane.org>
2018-05-25 14:08 ` Bharat Kumar Gogada
[not found] ` <BLUPR0201MB150513BBAA161355DE9B3A48A5690-hRBPhS1iNj/g9tdZWAsUFxrHTHEw16jenBOFsp37pqbUKgpGm//BTAC/G2K4zDHf@public.gmane.org>
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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