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
70  * struct vmw_ctx_binding_state - per context binding state
76  * @ds_view: Depth-stencil view binding.
79  * @index_buffer: Index buffer binding.
83  * @dirty: Bitmap tracking per binding-type changes that have not yet
85  * @dirty_vb: Bitmap tracking individual vertex buffer binding changes that
87  * @bind_cmd_buffer: Scratch space used to construct binding commands.
88  * @bind_cmd_count: Number of binding command data entries in @bind_cmd_buffer
90  * device binding slot of the first command data entry in @bind_cmd_buffer.
140  * struct vmw_binding_info - Per binding type information for the binding
143  * @size: The size of the struct binding derived from a struct vmw_ctx_bindinfo.
145  * of struct bindings for the binding type.
146  * @scrub_func: Pointer to the scrub function for this binding type.
148  * Holds static information to help optimize the binding manager and avoid
159  * location of the struct vmw_ctx_bindinfo slots for each binding type.
274  * context binding state tracker.
276  * @cbs: The context binding state tracker.
280  * binding state tracker. If there are no active bindings, this function
298  * @bt: The binding type.
299  * @shader_slot: The shader slot of the binding. If none, then set to 0.
300  * @slot: The slot of the binding.
313  * vmw_binding_drop: Stop tracking a context binding
315  * @bi: Pointer to binding tracker storage.
317  * Stops tracking a context binding, and re-initializes its storage.
318  * Typically used when the context binding is replaced with a binding to
330  * vmw_binding_add: Start tracking a context binding
332  * @cbs: Pointer to the context binding state tracker.
333  * @bi: Information about the binding to track.
334  * @shader_slot: The shader slot of the binding.
335  * @slot: The slot of the binding.
337  * Starts tracking the binding in the context binding
358  * vmw_binding_cb_offset_update: Update the offset of a cb binding
360  * @cbs: Pointer to the context binding state tracker.
361  * @shader_slot: The shader slot of the binding.
362  * @slot: The slot of the binding.
363  * @offsetInBytes: The new offset of the binding.
365  * Updates the offset of an existing cb binding in the context binding
380  * @cbs: Pointer to the context binding state tracker.
391  * vmw_binding_transfer: Transfer a context binding tracking entry.
393  * @cbs: Pointer to the persistent context binding state tracker.
394  * @from: Staged binding info built during execbuf
395  * @bi: Information about the binding to track.
423  * @cbs: Pointer to the context binding state tracker.
426  * context binding state tracker. Then re-initializes the whole structure.
441  * @cbs: Pointer to the context binding state tracker.
444  * context binding state tracker.
463  * resource binding list
465  * @head: list head of resource binding list
481  * resource binding list
483  * @head: list head of resource binding list
510  * vmw_binding_state_commit - Commit staged binding info
512  * @to:   Staged binding info area to copy into to.
513  * @from: Staged binding info built during execbuf.
515  * Transfers binding info from a temporary structure
538  * @cbs: Pointer to the context binding state tracker.
540  * Walks through the context binding list and rebinds all scrubbed
567  * vmw_binding_scrub_shader - scrub a shader binding from a context.
569  * @bi: single binding information.
574 	struct vmw_ctx_bindinfo_shader *binding =  in vmw_binding_scrub_shader()  local
575 		container_of(bi, typeof(*binding), bi);  in vmw_binding_scrub_shader()
589 	cmd->body.type = binding->shader_slot + SVGA3D_SHADERTYPE_MIN;  in vmw_binding_scrub_shader()
597  * vmw_binding_scrub_render_target - scrub a render target binding
600  * @bi: single binding information.
606 	struct vmw_ctx_bindinfo_view *binding =  in vmw_binding_scrub_render_target()  local
607 		container_of(bi, typeof(*binding), bi);  in vmw_binding_scrub_render_target()
621 	cmd->body.type = binding->slot;  in vmw_binding_scrub_render_target()
631  * vmw_binding_scrub_texture - scrub a texture binding from a context.
633  * @bi: single binding information.
642 	struct vmw_ctx_bindinfo_tex *binding =  in vmw_binding_scrub_texture()  local
643 		container_of(bi, typeof(*binding), bi);  in vmw_binding_scrub_texture()
660 	cmd->body.s1.stage = binding->texture_stage;  in vmw_binding_scrub_texture()
669  * vmw_binding_scrub_dx_shader - scrub a dx shader binding from a context.
671  * @bi: single binding information.
676 	struct vmw_ctx_bindinfo_shader *binding =  in vmw_binding_scrub_dx_shader()  local
677 		container_of(bi, typeof(*binding), bi);  in vmw_binding_scrub_dx_shader()
690 	cmd->body.type = binding->shader_slot + SVGA3D_SHADERTYPE_MIN;  in vmw_binding_scrub_dx_shader()
698  * vmw_binding_scrub_cb - scrub a constant buffer binding from a context.
700  * @bi: single binding information.
705 	struct vmw_ctx_bindinfo_cb *binding =  in vmw_binding_scrub_cb()  local
706 		container_of(bi, typeof(*binding), bi);  in vmw_binding_scrub_cb()
719 	cmd->body.slot = binding->slot;  in vmw_binding_scrub_cb()
720 	cmd->body.type = binding->shader_slot + SVGA3D_SHADERTYPE_MIN;  in vmw_binding_scrub_cb()
722 		cmd->body.offsetInBytes = binding->offset;  in vmw_binding_scrub_cb()
723 		cmd->body.sizeInBytes = binding->size;  in vmw_binding_scrub_cb()
736  * vmw_collect_view_ids - Build view id data for a view binding command
740  * @biv: Pointer to where the binding info array is stored in @cbs
744  * Stops at the first non-existing binding in the @bi array.
769  * vmw_collect_dirty_view_ids - Build view id data for a view binding command
772  * @bi: Pointer to where the binding info array is stored in @cbs
780  * binding, and @cbs->bind_cmd_buffer contains the command data.
811  * vmw_emit_set_sr - Issue delayed DX shader resource binding commands
814  * @shader_slot: The shader slot of the binding.
855  * vmw_emit_set_rt - Issue delayed DX rendertarget binding commands
893  * vmw_collect_so_targets - Build SVGA3dSoTarget data for a binding command
897  * @biso: Pointer to where the binding info array is stored in @cbs
901  * Stops at the first non-existing binding in the @bi array.
934  * vmw_emit_set_so_target - Issue delayed streamout binding commands
969  * vmw_binding_emit_dirty_ps - Issue delayed per shader binding commands
999  * @bi: Pointer to where the binding info array is stored in @cbs
1007  * binding, and @cbs->bind_cmd_buffer contains the command data.
1045  * vmw_emit_set_vb - Issue delayed vertex buffer binding commands
1146  * vmw_binding_emit_dirty - Issue delayed binding commands
1150  * This function issues the delayed binding commands that arise from
1151  * previous scrub / unscrub calls. These binding commands are typically
1196  * vmw_binding_scrub_sr - Schedule a dx shaderresource binding
1199  * @bi: single binding information.
1218  * vmw_binding_scrub_dx_rt - Schedule a dx rendertarget binding
1221  * @bi: single binding information.
1235  * vmw_binding_scrub_so_target - Schedule a dx streamoutput buffer binding
1238  * @bi: single binding information.
1252  * vmw_binding_scrub_vb - Schedule a dx vertex buffer binding
1255  * @bi: single binding information.
1272  * vmw_binding_scrub_ib - scrub a dx index buffer binding from a context
1274  * @bi: single binding information.
1279 	struct vmw_ctx_bindinfo_ib *binding =  in vmw_binding_scrub_ib()  local
1280 		container_of(bi, typeof(*binding), bi);  in vmw_binding_scrub_ib()
1295 		cmd->body.format = binding->format;  in vmw_binding_scrub_ib()
1296 		cmd->body.offset = binding->offset;  in vmw_binding_scrub_ib()
1325  * vmw_binding_scrub_so - Scrub a streamoutput binding from context.
1326  * @bi: Single binding information.
1331 	struct vmw_ctx_bindinfo_so *binding =  in vmw_binding_scrub_so()  local
1332 		container_of(bi, typeof(*binding), bi);  in vmw_binding_scrub_so()
1385  * vmw_binding_state_list - Get the binding list of a
1390  * Returns the binding list which can be used to traverse through the bindings
1403  * Drops all bindings registered in @cbs. No device binding actions are
1415  * vmw_binding_dirtying - Return whether a binding type is dirtying its resource
1416  * @binding_type: The binding type
1419  * context binding referencing it, we need to determine whether that resource
1424  * Return: Whether the binding type dirties the resource its binding points to.