diff options
Diffstat (limited to 'drivers/gpu/msm/kgsl.h')
| -rw-r--r-- | drivers/gpu/msm/kgsl.h | 37 |
1 files changed, 37 insertions, 0 deletions
diff --git a/drivers/gpu/msm/kgsl.h b/drivers/gpu/msm/kgsl.h index ee7149e1fd41..25f5de6ce645 100644 --- a/drivers/gpu/msm/kgsl.h +++ b/drivers/gpu/msm/kgsl.h @@ -184,6 +184,7 @@ struct kgsl_memdesc_ops { * @attrs: dma attributes for this memory * @pages: An array of pointers to allocated pages * @page_count: Total number of pages allocated + * @cur_bindings: Number of sparse pages actively bound */ struct kgsl_memdesc { struct kgsl_pagetable *pagetable; @@ -202,6 +203,7 @@ struct kgsl_memdesc { struct dma_attrs attrs; struct page **pages; unsigned int page_count; + unsigned int cur_bindings; }; /* @@ -235,6 +237,8 @@ struct kgsl_memdesc { * @dev_priv: back pointer to the device file that created this entry. * @metadata: String containing user specified metadata for the entry * @work: Work struct used to schedule a kgsl_mem_entry_put in atomic contexts + * @bind_lock: Lock for sparse memory bindings + * @bind_tree: RB Tree for sparse memory bindings */ struct kgsl_mem_entry { struct kref refcount; @@ -246,6 +250,8 @@ struct kgsl_mem_entry { int pending_free; char metadata[KGSL_GPUOBJ_ALLOC_METADATA_MAX + 1]; struct work_struct work; + spinlock_t bind_lock; + struct rb_root bind_tree; }; struct kgsl_device_private; @@ -315,6 +321,24 @@ struct kgsl_protected_registers { int range; }; +/** + * struct sparse_bind_object - Bind metadata + * @node: Node for the rb tree + * @p_memdesc: Physical memdesc bound to + * @v_off: Offset of bind in the virtual entry + * @p_off: Offset of bind in the physical memdesc + * @size: Size of the bind + * @flags: Flags for the bind + */ +struct sparse_bind_object { + struct rb_node node; + struct kgsl_memdesc *p_memdesc; + uint64_t v_off; + uint64_t p_off; + uint64_t size; + uint64_t flags; +}; + long kgsl_ioctl_device_getproperty(struct kgsl_device_private *dev_priv, unsigned int cmd, void *data); long kgsl_ioctl_device_setproperty(struct kgsl_device_private *dev_priv, @@ -377,6 +401,19 @@ long kgsl_ioctl_gpu_command(struct kgsl_device_private *dev_priv, long kgsl_ioctl_gpuobj_set_info(struct kgsl_device_private *dev_priv, unsigned int cmd, void *data); +long kgsl_ioctl_sparse_phys_alloc(struct kgsl_device_private *dev_priv, + unsigned int cmd, void *data); +long kgsl_ioctl_sparse_phys_free(struct kgsl_device_private *dev_priv, + unsigned int cmd, void *data); +long kgsl_ioctl_sparse_virt_alloc(struct kgsl_device_private *dev_priv, + unsigned int cmd, void *data); +long kgsl_ioctl_sparse_virt_free(struct kgsl_device_private *dev_priv, + unsigned int cmd, void *data); +long kgsl_ioctl_sparse_bind(struct kgsl_device_private *dev_priv, + unsigned int cmd, void *data); +long kgsl_ioctl_sparse_unbind(struct kgsl_device_private *dev_priv, + unsigned int cmd, void *data); + void kgsl_mem_entry_destroy(struct kref *kref); struct kgsl_mem_entry * __must_check |