Displaying 20 results from an estimated 96 matches for "vdomain".
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2017 Oct 09
0
[virtio-dev] [RFC] virtio-iommu version 0.4
...@@ -473,13 +473,10 @@ static int viommu_attach_dev(struct iommu_domain *domain, struct device *dev)
{
int i;
int ret = 0;
+ struct virtio_iommu_req_attach *req;
struct iommu_fwspec *fwspec = dev->iommu_fwspec;
struct viommu_endpoint *vdev = fwspec->iommu_priv;
struct viommu_domain *vdomain = to_viommu_domain(domain);
- struct virtio_iommu_req_attach req = {
- .head.type = VIRTIO_IOMMU_T_ATTACH,
- .address_space = cpu_to_le32(vdomain->id),
- };
mutex_lock(&vdomain->mutex);
if (!vdomain->viommu) {
@@ -531,14 +528,25 @@ static int viommu_attach_dev(struct iommu_domai...
2018 Nov 16
2
[PATCH v4 5/7] iommu: Add virtio-iommu driver
...utex; /* Protects viommu pointer */
> + unsigned int id;
> +
> + spinlock_t mappings_lock;
> + struct rb_root_cached mappings;
> +
> + unsigned long nr_endpoints;
> +};
> +
> +struct viommu_endpoint {
> + struct viommu_dev *viommu;
> + struct viommu_domain *vdomain;
> +};
> +
> +struct viommu_request {
> + struct list_head list;
> + void *writeback;
> + unsigned int write_offset;
> + unsigned int len;
> + char buf[];
> +};
> +
> +#define to_viommu_domain(domain) \
> + container_of(domain, struct viommu_domain, do...
2018 Nov 16
2
[PATCH v4 5/7] iommu: Add virtio-iommu driver
...utex; /* Protects viommu pointer */
> + unsigned int id;
> +
> + spinlock_t mappings_lock;
> + struct rb_root_cached mappings;
> +
> + unsigned long nr_endpoints;
> +};
> +
> +struct viommu_endpoint {
> + struct viommu_dev *viommu;
> + struct viommu_domain *vdomain;
> +};
> +
> +struct viommu_request {
> + struct list_head list;
> + void *writeback;
> + unsigned int write_offset;
> + unsigned int len;
> + char buf[];
> +};
> +
> +#define to_viommu_domain(domain) \
> + container_of(domain, struct viommu_domain, do...
2018 Oct 12
3
[PATCH v3 5/7] iommu: Add virtio-iommu driver
...iommu;
> + struct mutex mutex;
> + unsigned int id;
> +
> + spinlock_t mappings_lock;
> + struct rb_root_cached mappings;
> +
> + unsigned long nr_endpoints;
> +};
> +
> +struct viommu_endpoint {
> + struct viommu_dev *viommu;
> + struct viommu_domain *vdomain;
> +};
> +
> +struct viommu_request {
> + struct list_head list;
> + void *writeback;
> + unsigned int write_offset;
> + unsigned int len;
> + char buf[];
> +};
> +
> +#define to_viommu_domain(domain) \
> + container_of(domain, struct viommu_domain, do...
2018 Oct 12
3
[PATCH v3 5/7] iommu: Add virtio-iommu driver
...iommu;
> + struct mutex mutex;
> + unsigned int id;
> +
> + spinlock_t mappings_lock;
> + struct rb_root_cached mappings;
> +
> + unsigned long nr_endpoints;
> +};
> +
> +struct viommu_endpoint {
> + struct viommu_dev *viommu;
> + struct viommu_domain *vdomain;
> +};
> +
> +struct viommu_request {
> + struct list_head list;
> + void *writeback;
> + unsigned int write_offset;
> + unsigned int len;
> + char buf[];
> +};
> +
> +#define to_viommu_domain(domain) \
> + container_of(domain, struct viommu_domain, do...
2019 May 30
0
[PATCH v8 5/7] iommu: Add virtio-iommu driver
...mu_dev *viommu;
+ struct mutex mutex; /* protects viommu pointer */
+ unsigned int id;
+ u32 map_flags;
+
+ spinlock_t mappings_lock;
+ struct rb_root_cached mappings;
+
+ unsigned long nr_endpoints;
+};
+
+struct viommu_endpoint {
+ struct viommu_dev *viommu;
+ struct viommu_domain *vdomain;
+};
+
+struct viommu_request {
+ struct list_head list;
+ void *writeback;
+ unsigned int write_offset;
+ unsigned int len;
+ char buf[];
+};
+
+#define to_viommu_domain(domain) \
+ container_of(domain, struct viommu_domain, domain)
+
+static int viommu_get_req_errno(void *buf, size_t l...
2018 Nov 22
0
[PATCH v5 5/7] iommu: Add virtio-iommu driver
...omain;
+ struct viommu_dev *viommu;
+ struct mutex mutex; /* protects viommu pointer */
+ unsigned int id;
+
+ spinlock_t mappings_lock;
+ struct rb_root_cached mappings;
+
+ unsigned long nr_endpoints;
+};
+
+struct viommu_endpoint {
+ struct viommu_dev *viommu;
+ struct viommu_domain *vdomain;
+};
+
+struct viommu_request {
+ struct list_head list;
+ void *writeback;
+ unsigned int write_offset;
+ unsigned int len;
+ char buf[];
+};
+
+#define to_viommu_domain(domain) \
+ container_of(domain, struct viommu_domain, domain)
+
+static int viommu_get_req_errno(void *buf, size_t l...
2018 Nov 15
0
[PATCH v4 5/7] iommu: Add virtio-iommu driver
...ain {
+ struct iommu_domain domain;
+ struct viommu_dev *viommu;
+ struct mutex mutex;
+ unsigned int id;
+
+ spinlock_t mappings_lock;
+ struct rb_root_cached mappings;
+
+ unsigned long nr_endpoints;
+};
+
+struct viommu_endpoint {
+ struct viommu_dev *viommu;
+ struct viommu_domain *vdomain;
+};
+
+struct viommu_request {
+ struct list_head list;
+ void *writeback;
+ unsigned int write_offset;
+ unsigned int len;
+ char buf[];
+};
+
+#define to_viommu_domain(domain) \
+ container_of(domain, struct viommu_domain, domain)
+
+static int viommu_get_req_errno(void *buf, size_t l...
2018 Feb 14
0
[PATCH 1/4] iommu: Add virtio-iommu driver
...mmu_dev *viommu;
+ struct mutex mutex;
+ unsigned int id;
+
+ spinlock_t mappings_lock;
+ struct rb_root_cached mappings;
+
+ /* Number of endpoints attached to this domain */
+ unsigned long endpoints;
+};
+
+struct viommu_endpoint {
+ struct viommu_dev *viommu;
+ struct viommu_domain *vdomain;
+};
+
+struct viommu_request {
+ struct scatterlist top;
+ struct scatterlist bottom;
+
+ int written;
+ struct list_head list;
+};
+
+#define to_viommu_domain(domain) \
+ container_of(domain, struct viommu_domain, domain)
+
+/* Virtio transport */
+
+static int viommu_status_to_errno(u8 sta...
2018 Jun 21
0
[PATCH v2 2/5] iommu: Add virtio-iommu driver
...ain {
+ struct iommu_domain domain;
+ struct viommu_dev *viommu;
+ struct mutex mutex;
+ unsigned int id;
+
+ spinlock_t mappings_lock;
+ struct rb_root_cached mappings;
+
+ unsigned long nr_endpoints;
+};
+
+struct viommu_endpoint {
+ struct viommu_dev *viommu;
+ struct viommu_domain *vdomain;
+};
+
+struct viommu_request {
+ struct list_head list;
+ void *writeback;
+ unsigned int write_offset;
+ unsigned int len;
+ char buf[];
+};
+
+#define to_viommu_domain(domain) \
+ container_of(domain, struct viommu_domain, domain)
+
+static int viommu_get_req_errno(void *buf, size_t l...
2018 Oct 12
0
[PATCH v3 5/7] iommu: Add virtio-iommu driver
...ain {
+ struct iommu_domain domain;
+ struct viommu_dev *viommu;
+ struct mutex mutex;
+ unsigned int id;
+
+ spinlock_t mappings_lock;
+ struct rb_root_cached mappings;
+
+ unsigned long nr_endpoints;
+};
+
+struct viommu_endpoint {
+ struct viommu_dev *viommu;
+ struct viommu_domain *vdomain;
+};
+
+struct viommu_request {
+ struct list_head list;
+ void *writeback;
+ unsigned int write_offset;
+ unsigned int len;
+ char buf[];
+};
+
+#define to_viommu_domain(domain) \
+ container_of(domain, struct viommu_domain, domain)
+
+static int viommu_get_req_errno(void *buf, size_t l...
2018 Nov 08
0
[PATCH v3 5/7] iommu: Add virtio-iommu driver
...+ unsigned int id;
>> +
>> + spinlock_t mappings_lock;
>> + struct rb_root_cached mappings;
>> +
>> + unsigned long nr_endpoints;
>> +};
>> +
>> +struct viommu_endpoint {
>> + struct viommu_dev *viommu;
>> + struct viommu_domain *vdomain;
>> +};
>> +
>> +struct viommu_request {
>> + struct list_head list;
>> + void *writeback;
>> + unsigned int write_offset;
>> + unsigned int len;
>> + char buf[];
>> +};
>> +
>> +#define to_viommu_domain(domain) \
>>...
2018 Nov 23
2
[PATCH v5 5/7] iommu: Add virtio-iommu driver
...utex; /* protects viommu pointer */
> + unsigned int id;
> +
> + spinlock_t mappings_lock;
> + struct rb_root_cached mappings;
> +
> + unsigned long nr_endpoints;
> +};
> +
> +struct viommu_endpoint {
> + struct viommu_dev *viommu;
> + struct viommu_domain *vdomain;
> +};
> +
> +struct viommu_request {
> + struct list_head list;
> + void *writeback;
> + unsigned int write_offset;
> + unsigned int len;
> + char buf[];
> +};
> +
> +#define to_viommu_domain(domain) \
> + container_of(domain, struct viommu_domain, do...
2018 Nov 23
2
[PATCH v5 5/7] iommu: Add virtio-iommu driver
...utex; /* protects viommu pointer */
> + unsigned int id;
> +
> + spinlock_t mappings_lock;
> + struct rb_root_cached mappings;
> +
> + unsigned long nr_endpoints;
> +};
> +
> +struct viommu_endpoint {
> + struct viommu_dev *viommu;
> + struct viommu_domain *vdomain;
> +};
> +
> +struct viommu_request {
> + struct list_head list;
> + void *writeback;
> + unsigned int write_offset;
> + unsigned int len;
> + char buf[];
> +};
> +
> +#define to_viommu_domain(domain) \
> + container_of(domain, struct viommu_domain, do...
2018 Nov 16
0
[PATCH v4 5/7] iommu: Add virtio-iommu driver
...+ unsigned int id;
>> +
>> + spinlock_t mappings_lock;
>> + struct rb_root_cached mappings;
>> +
>> + unsigned long nr_endpoints;
>> +};
>> +
>> +struct viommu_endpoint {
>> + struct viommu_dev *viommu;
>> + struct viommu_domain *vdomain;
>> +};
>> +
>> +struct viommu_request {
>> + struct list_head list;
>> + void *writeback;
>> + unsigned int write_offset;
>> + unsigned int len;
>> + char buf[];
>> +};
>> +
>> +#define to_viommu_domain(domain) \
>>...
2018 Nov 22
15
[PATCH v5 0/7] Add virtio-iommu driver
Implement the virtio-iommu driver, following specification v0.9 [1].
Since v4 [2] I fixed the issues reported by Eric, and added Reviewed-by
from Eric and Rob. Thanks!
I changed the specification to fix one inconsistency discussed in v4.
That the device fills the probe buffer with zeroes is now a "SHOULD"
instead of a "MAY", since it's the only way for the driver to know
2018 Nov 22
15
[PATCH v5 0/7] Add virtio-iommu driver
Implement the virtio-iommu driver, following specification v0.9 [1].
Since v4 [2] I fixed the issues reported by Eric, and added Reviewed-by
from Eric and Rob. Thanks!
I changed the specification to fix one inconsistency discussed in v4.
That the device fills the probe buffer with zeroes is now a "SHOULD"
instead of a "MAY", since it's the only way for the driver to know
2017 Nov 17
0
[RFC PATCH v2 1/5] iommu: Add virtio-iommu driver
...viommu_dev *viommu;
+ struct mutex mutex;
+ unsigned int id;
+
+ spinlock_t mappings_lock;
+ struct rb_root_cached mappings;
+
+ /* Number of endpoints attached to this domain */
+ refcount_t endpoints;
+};
+
+struct viommu_endpoint {
+ struct viommu_dev *viommu;
+ struct viommu_domain *vdomain;
+};
+
+struct viommu_request {
+ struct scatterlist top;
+ struct scatterlist bottom;
+
+ int written;
+ struct list_head list;
+};
+
+#define to_viommu_domain(domain) container_of(domain, struct viommu_domain, domain)
+
+/* Virtio transport */
+
+static int viommu_status_to_errno(u8 status)...
2018 Nov 23
2
[PATCH v5 5/7] iommu: Add virtio-iommu driver
...utex; /* protects viommu pointer */
> + unsigned int id;
> +
> + spinlock_t mappings_lock;
> + struct rb_root_cached mappings;
> +
> + unsigned long nr_endpoints;
> +};
> +
> +struct viommu_endpoint {
> + struct viommu_dev *viommu;
> + struct viommu_domain *vdomain;
> +};
> +
> +struct viommu_request {
> + struct list_head list;
> + void *writeback;
> + unsigned int write_offset;
> + unsigned int len;
> + char buf[];
> +};
> +
> +#define to_viommu_domain(domain) \
> + container_of(domain, struct viommu_domain, do...
2018 Nov 23
2
[PATCH v5 5/7] iommu: Add virtio-iommu driver
...utex; /* protects viommu pointer */
> + unsigned int id;
> +
> + spinlock_t mappings_lock;
> + struct rb_root_cached mappings;
> +
> + unsigned long nr_endpoints;
> +};
> +
> +struct viommu_endpoint {
> + struct viommu_dev *viommu;
> + struct viommu_domain *vdomain;
> +};
> +
> +struct viommu_request {
> + struct list_head list;
> + void *writeback;
> + unsigned int write_offset;
> + unsigned int len;
> + char buf[];
> +};
> +
> +#define to_viommu_domain(domain) \
> + container_of(domain, struct viommu_domain, do...