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Diffstat (limited to 'include/linux/host1x.h')
-rw-r--r--include/linux/host1x.h26
1 files changed, 18 insertions, 8 deletions
diff --git a/include/linux/host1x.h b/include/linux/host1x.h
index e6eea45e1154..6f8d772591ba 100644
--- a/include/linux/host1x.h
+++ b/include/linux/host1x.h
@@ -18,6 +18,7 @@ enum host1x_class {
};
struct host1x_client;
+struct iommu_group;
/**
* struct host1x_client_ops - host1x client operations
@@ -34,6 +35,7 @@ struct host1x_client_ops {
* @list: list node for the host1x client
* @parent: pointer to struct device representing the host1x controller
* @dev: pointer to struct device backing this host1x client
+ * @group: IOMMU group that this client is a member of
* @ops: host1x client operations
* @class: host1x class represented by this client
* @channel: host1x channel associated with this client
@@ -44,6 +46,7 @@ struct host1x_client {
struct list_head list;
struct device *parent;
struct device *dev;
+ struct iommu_group *group;
const struct host1x_client_ops *ops;
@@ -64,8 +67,9 @@ struct sg_table;
struct host1x_bo_ops {
struct host1x_bo *(*get)(struct host1x_bo *bo);
void (*put)(struct host1x_bo *bo);
- dma_addr_t (*pin)(struct host1x_bo *bo, struct sg_table **sgt);
- void (*unpin)(struct host1x_bo *bo, struct sg_table *sgt);
+ struct sg_table *(*pin)(struct device *dev, struct host1x_bo *bo,
+ dma_addr_t *phys);
+ void (*unpin)(struct device *dev, struct sg_table *sgt);
void *(*mmap)(struct host1x_bo *bo);
void (*munmap)(struct host1x_bo *bo, void *addr);
void *(*kmap)(struct host1x_bo *bo, unsigned int pagenum);
@@ -92,15 +96,17 @@ static inline void host1x_bo_put(struct host1x_bo *bo)
bo->ops->put(bo);
}
-static inline dma_addr_t host1x_bo_pin(struct host1x_bo *bo,
- struct sg_table **sgt)
+static inline struct sg_table *host1x_bo_pin(struct device *dev,
+ struct host1x_bo *bo,
+ dma_addr_t *phys)
{
- return bo->ops->pin(bo, sgt);
+ return bo->ops->pin(dev, bo, phys);
}
-static inline void host1x_bo_unpin(struct host1x_bo *bo, struct sg_table *sgt)
+static inline void host1x_bo_unpin(struct device *dev, struct host1x_bo *bo,
+ struct sg_table *sgt)
{
- bo->ops->unpin(bo, sgt);
+ bo->ops->unpin(dev, sgt);
}
static inline void *host1x_bo_mmap(struct host1x_bo *bo)
@@ -158,7 +164,7 @@ u32 host1x_syncpt_base_id(struct host1x_syncpt_base *base);
struct host1x_channel;
struct host1x_job;
-struct host1x_channel *host1x_channel_request(struct device *dev);
+struct host1x_channel *host1x_channel_request(struct host1x_client *client);
struct host1x_channel *host1x_channel_get(struct host1x_channel *channel);
void host1x_channel_put(struct host1x_channel *channel);
int host1x_job_submit(struct host1x_job *job);
@@ -167,6 +173,9 @@ int host1x_job_submit(struct host1x_job *job);
* host1x job
*/
+#define HOST1X_RELOC_READ (1 << 0)
+#define HOST1X_RELOC_WRITE (1 << 1)
+
struct host1x_reloc {
struct {
struct host1x_bo *bo;
@@ -177,6 +186,7 @@ struct host1x_reloc {
unsigned long offset;
} target;
unsigned long shift;
+ unsigned long flags;
};
struct host1x_job {