28  * This file implements the vmwgfx context binding manager,
41  * already killed if a resource to which a binding points
47  * to protect all binding manager data.
50  * (surface, shader or even DX query) is conceptually a context binding that
69  * struct vmw_ctx_binding_state - per context binding state
75  * @ds_view: Depth-stencil view binding.
78  * @index_buffer: Index buffer binding.
82  * @dirty: Bitmap tracking per binding-type changes that have not yet
84  * @dirty_vb: Bitmap tracking individual vertex buffer binding changes that
86  * @bind_cmd_buffer: Scratch space used to construct binding commands.
87  * @bind_cmd_count: Number of binding command data entries in @bind_cmd_buffer
89  * device binding slot of the first command data entry in @bind_cmd_buffer.
139  * struct vmw_binding_info - Per binding type information for the binding
142  * @size: The size of the struct binding derived from a struct vmw_ctx_bindinfo.
144  * of struct bindings for the binding type.
145  * @scrub_func: Pointer to the scrub function for this binding type.
147  * Holds static information to help optimize the binding manager and avoid
158  * location of the struct vmw_ctx_bindinfo slots for each binding type.
273  * context binding state tracker.
275  * @cbs: The context binding state tracker.
279  * binding state tracker. If there are no active bindings, this function
297  * @bt: The binding type.
298  * @shader_slot: The shader slot of the binding. If none, then set to 0.
299  * @slot: The slot of the binding.
312  * vmw_binding_drop: Stop tracking a context binding
314  * @bi: Pointer to binding tracker storage.
316  * Stops tracking a context binding, and re-initializes its storage.
317  * Typically used when the context binding is replaced with a binding to
329  * vmw_binding_add: Start tracking a context binding
331  * @cbs: Pointer to the context binding state tracker.
332  * @bi: Information about the binding to track.
333  * @shader_slot: The shader slot of the binding.
334  * @slot: The slot of the binding.
336  * Starts tracking the binding in the context binding
358  * @cbs: Pointer to the context binding state tracker.
369  * vmw_binding_transfer: Transfer a context binding tracking entry.
371  * @cbs: Pointer to the persistent context binding state tracker.
372  * @from: Staged binding info built during execbuf
373  * @bi: Information about the binding to track.
401  * @cbs: Pointer to the context binding state tracker.
404  * context binding state tracker. Then re-initializes the whole structure.
419  * @cbs: Pointer to the context binding state tracker.
422  * context binding state tracker.
441  * resource binding list
443  * @head: list head of resource binding list
459  * resource binding list
461  * @head: list head of resource binding list
488  * vmw_binding_state_commit - Commit staged binding info
490  * @to:   Staged binding info area to copy into to.
491  * @from: Staged binding info built during execbuf.
493  * Transfers binding info from a temporary structure
516  * @cbs: Pointer to the context binding state tracker.
518  * Walks through the context binding list and rebinds all scrubbed
545  * vmw_binding_scrub_shader - scrub a shader binding from a context.
547  * @bi: single binding information.
552 	struct vmw_ctx_bindinfo_shader *binding =  in vmw_binding_scrub_shader()  local
553 		container_of(bi, typeof(*binding), bi);  in vmw_binding_scrub_shader()
567 	cmd->body.type = binding->shader_slot + SVGA3D_SHADERTYPE_MIN;  in vmw_binding_scrub_shader()
575  * vmw_binding_scrub_render_target - scrub a render target binding
578  * @bi: single binding information.
584 	struct vmw_ctx_bindinfo_view *binding =  in vmw_binding_scrub_render_target()  local
585 		container_of(bi, typeof(*binding), bi);  in vmw_binding_scrub_render_target()
599 	cmd->body.type = binding->slot;  in vmw_binding_scrub_render_target()
609  * vmw_binding_scrub_texture - scrub a texture binding from a context.
611  * @bi: single binding information.
620 	struct vmw_ctx_bindinfo_tex *binding =  in vmw_binding_scrub_texture()  local
621 		container_of(bi, typeof(*binding), bi);  in vmw_binding_scrub_texture()
638 	cmd->body.s1.stage = binding->texture_stage;  in vmw_binding_scrub_texture()
647  * vmw_binding_scrub_dx_shader - scrub a dx shader binding from a context.
649  * @bi: single binding information.
654 	struct vmw_ctx_bindinfo_shader *binding =  in vmw_binding_scrub_dx_shader()  local
655 		container_of(bi, typeof(*binding), bi);  in vmw_binding_scrub_dx_shader()
668 	cmd->body.type = binding->shader_slot + SVGA3D_SHADERTYPE_MIN;  in vmw_binding_scrub_dx_shader()
676  * vmw_binding_scrub_cb - scrub a constant buffer binding from a context.
678  * @bi: single binding information.
683 	struct vmw_ctx_bindinfo_cb *binding =  in vmw_binding_scrub_cb()  local
684 		container_of(bi, typeof(*binding), bi);  in vmw_binding_scrub_cb()
697 	cmd->body.slot = binding->slot;  in vmw_binding_scrub_cb()
698 	cmd->body.type = binding->shader_slot + SVGA3D_SHADERTYPE_MIN;  in vmw_binding_scrub_cb()
700 		cmd->body.offsetInBytes = binding->offset;  in vmw_binding_scrub_cb()
701 		cmd->body.sizeInBytes = binding->size;  in vmw_binding_scrub_cb()
714  * vmw_collect_view_ids - Build view id data for a view binding command
718  * @biv: Pointer to where the binding info array is stored in @cbs
722  * Stops at the first non-existing binding in the @bi array.
747  * vmw_collect_dirty_view_ids - Build view id data for a view binding command
750  * @bi: Pointer to where the binding info array is stored in @cbs
758  * binding, and @cbs->bind_cmd_buffer contains the command data.
789  * vmw_emit_set_sr - Issue delayed DX shader resource binding commands
792  * @shader_slot: The shader slot of the binding.
833  * vmw_emit_set_rt - Issue delayed DX rendertarget binding commands
871  * vmw_collect_so_targets - Build SVGA3dSoTarget data for a binding command
875  * @biso: Pointer to where the binding info array is stored in @cbs
879  * Stops at the first non-existing binding in the @bi array.
912  * vmw_emit_set_so_target - Issue delayed streamout binding commands
947  * vmw_binding_emit_dirty_ps - Issue delayed per shader binding commands
977  * @bi: Pointer to where the binding info array is stored in @cbs
985  * binding, and @cbs->bind_cmd_buffer contains the command data.
1023  * vmw_emit_set_vb - Issue delayed vertex buffer binding commands
1124  * vmw_binding_emit_dirty - Issue delayed binding commands
1128  * This function issues the delayed binding commands that arise from
1129  * previous scrub / unscrub calls. These binding commands are typically
1174  * vmw_binding_scrub_sr - Schedule a dx shaderresource binding
1177  * @bi: single binding information.
1196  * vmw_binding_scrub_dx_rt - Schedule a dx rendertarget binding
1199  * @bi: single binding information.
1213  * vmw_binding_scrub_so_target - Schedule a dx streamoutput buffer binding
1216  * @bi: single binding information.
1230  * vmw_binding_scrub_vb - Schedule a dx vertex buffer binding
1233  * @bi: single binding information.
1250  * vmw_binding_scrub_ib - scrub a dx index buffer binding from a context
1252  * @bi: single binding information.
1257 	struct vmw_ctx_bindinfo_ib *binding =  in vmw_binding_scrub_ib()  local
1258 		container_of(bi, typeof(*binding), bi);  in vmw_binding_scrub_ib()
1273 		cmd->body.format = binding->format;  in vmw_binding_scrub_ib()
1274 		cmd->body.offset = binding->offset;  in vmw_binding_scrub_ib()
1303  * vmw_binding_scrub_so - Scrub a streamoutput binding from context.
1304  * @bi: Single binding information.
1309 	struct vmw_ctx_bindinfo_so *binding =  in vmw_binding_scrub_so()  local
1310 		container_of(bi, typeof(*binding), bi);  in vmw_binding_scrub_so()
1379  * vmw_binding_state_list - Get the binding list of a
1384  * Returns the binding list which can be used to traverse through the bindings
1397  * Drops all bindings registered in @cbs. No device binding actions are
1409  * vmw_binding_dirtying - Return whether a binding type is dirtying its resource
1410  * @binding_type: The binding type
1413  * context binding referencing it, we need to determine whether that resource
1418  * Return: Whether the binding type dirties the resource its binding points to.