| /* SPDX-License-Identifier: GPL-2.0 OR MIT */ |
| /************************************************************************** |
| * |
| * Copyright 2015 VMware, Inc., Palo Alto, CA., USA |
| * |
| * Permission is hereby granted, free of charge, to any person obtaining a |
| * copy of this software and associated documentation files (the |
| * "Software"), to deal in the Software without restriction, including |
| * without limitation the rights to use, copy, modify, merge, publish, |
| * distribute, sub license, and/or sell copies of the Software, and to |
| * permit persons to whom the Software is furnished to do so, subject to |
| * the following conditions: |
| * |
| * The above copyright notice and this permission notice (including the |
| * next paragraph) shall be included in all copies or substantial portions |
| * of the Software. |
| * |
| * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR |
| * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, |
| * FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. IN NO EVENT SHALL |
| * THE COPYRIGHT HOLDERS, AUTHORS AND/OR ITS SUPPLIERS BE LIABLE FOR ANY CLAIM, |
| * DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR |
| * OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE |
| * USE OR OTHER DEALINGS IN THE SOFTWARE. |
| * |
| **************************************************************************/ |
| #ifndef _VMWGFX_BINDING_H_ |
| #define _VMWGFX_BINDING_H_ |
| |
| #include <linux/list.h> |
| |
| #include "device_include/svga3d_reg.h" |
| |
| #define VMW_MAX_VIEW_BINDINGS 128 |
| |
| struct vmw_private; |
| struct vmw_ctx_binding_state; |
| |
| /* |
| * enum vmw_ctx_binding_type - abstract resource to context binding types |
| */ |
| enum vmw_ctx_binding_type { |
| vmw_ctx_binding_shader, |
| vmw_ctx_binding_rt, |
| vmw_ctx_binding_tex, |
| vmw_ctx_binding_cb, |
| vmw_ctx_binding_dx_shader, |
| vmw_ctx_binding_dx_rt, |
| vmw_ctx_binding_sr, |
| vmw_ctx_binding_ds, |
| vmw_ctx_binding_so, |
| vmw_ctx_binding_vb, |
| vmw_ctx_binding_ib, |
| vmw_ctx_binding_max |
| }; |
| |
| /** |
| * struct vmw_ctx_bindinfo - single binding metadata |
| * |
| * @ctx_list: List head for the context's list of bindings. |
| * @res_list: List head for a resource's list of bindings. |
| * @ctx: Non-refcounted pointer to the context that owns the binding. NULL |
| * indicates no binding present. |
| * @res: Non-refcounted pointer to the resource the binding points to. This |
| * is typically a surface or a view. |
| * @bt: Binding type. |
| * @scrubbed: Whether the binding has been scrubbed from the context. |
| */ |
| struct vmw_ctx_bindinfo { |
| struct list_head ctx_list; |
| struct list_head res_list; |
| struct vmw_resource *ctx; |
| struct vmw_resource *res; |
| enum vmw_ctx_binding_type bt; |
| bool scrubbed; |
| }; |
| |
| /** |
| * struct vmw_ctx_bindinfo_tex - texture stage binding metadata |
| * |
| * @bi: struct vmw_ctx_bindinfo we derive from. |
| * @texture_stage: Device data used to reconstruct binding command. |
| */ |
| struct vmw_ctx_bindinfo_tex { |
| struct vmw_ctx_bindinfo bi; |
| uint32 texture_stage; |
| }; |
| |
| /** |
| * struct vmw_ctx_bindinfo_shader - Shader binding metadata |
| * |
| * @bi: struct vmw_ctx_bindinfo we derive from. |
| * @shader_slot: Device data used to reconstruct binding command. |
| */ |
| struct vmw_ctx_bindinfo_shader { |
| struct vmw_ctx_bindinfo bi; |
| SVGA3dShaderType shader_slot; |
| }; |
| |
| /** |
| * struct vmw_ctx_bindinfo_cb - Constant buffer binding metadata |
| * |
| * @bi: struct vmw_ctx_bindinfo we derive from. |
| * @shader_slot: Device data used to reconstruct binding command. |
| * @offset: Device data used to reconstruct binding command. |
| * @size: Device data used to reconstruct binding command. |
| * @slot: Device data used to reconstruct binding command. |
| */ |
| struct vmw_ctx_bindinfo_cb { |
| struct vmw_ctx_bindinfo bi; |
| SVGA3dShaderType shader_slot; |
| uint32 offset; |
| uint32 size; |
| uint32 slot; |
| }; |
| |
| /** |
| * struct vmw_ctx_bindinfo_view - View binding metadata |
| * |
| * @bi: struct vmw_ctx_bindinfo we derive from. |
| * @shader_slot: Device data used to reconstruct binding command. |
| * @slot: Device data used to reconstruct binding command. |
| */ |
| struct vmw_ctx_bindinfo_view { |
| struct vmw_ctx_bindinfo bi; |
| SVGA3dShaderType shader_slot; |
| uint32 slot; |
| }; |
| |
| /** |
| * struct vmw_ctx_bindinfo_so - StreamOutput binding metadata |
| * |
| * @bi: struct vmw_ctx_bindinfo we derive from. |
| * @offset: Device data used to reconstruct binding command. |
| * @size: Device data used to reconstruct binding command. |
| * @slot: Device data used to reconstruct binding command. |
| */ |
| struct vmw_ctx_bindinfo_so { |
| struct vmw_ctx_bindinfo bi; |
| uint32 offset; |
| uint32 size; |
| uint32 slot; |
| }; |
| |
| /** |
| * struct vmw_ctx_bindinfo_vb - Vertex buffer binding metadata |
| * |
| * @bi: struct vmw_ctx_bindinfo we derive from. |
| * @offset: Device data used to reconstruct binding command. |
| * @stride: Device data used to reconstruct binding command. |
| * @slot: Device data used to reconstruct binding command. |
| */ |
| struct vmw_ctx_bindinfo_vb { |
| struct vmw_ctx_bindinfo bi; |
| uint32 offset; |
| uint32 stride; |
| uint32 slot; |
| }; |
| |
| /** |
| * struct vmw_ctx_bindinfo_ib - StreamOutput binding metadata |
| * |
| * @bi: struct vmw_ctx_bindinfo we derive from. |
| * @offset: Device data used to reconstruct binding command. |
| * @format: Device data used to reconstruct binding command. |
| */ |
| struct vmw_ctx_bindinfo_ib { |
| struct vmw_ctx_bindinfo bi; |
| uint32 offset; |
| uint32 format; |
| }; |
| |
| /** |
| * struct vmw_dx_shader_bindings - per shader type context binding state |
| * |
| * @shader: The shader binding for this shader type |
| * @const_buffer: Const buffer bindings for this shader type. |
| * @shader_res: Shader resource view bindings for this shader type. |
| * @dirty_sr: Bitmap tracking individual shader resource bindings changes |
| * that have not yet been emitted to the device. |
| * @dirty: Bitmap tracking per-binding type binding changes that have not |
| * yet been emitted to the device. |
| */ |
| struct vmw_dx_shader_bindings { |
| struct vmw_ctx_bindinfo_shader shader; |
| struct vmw_ctx_bindinfo_cb const_buffers[SVGA3D_DX_MAX_CONSTBUFFERS]; |
| struct vmw_ctx_bindinfo_view shader_res[SVGA3D_DX_MAX_SRVIEWS]; |
| DECLARE_BITMAP(dirty_sr, SVGA3D_DX_MAX_SRVIEWS); |
| unsigned long dirty; |
| }; |
| |
| extern void vmw_binding_add(struct vmw_ctx_binding_state *cbs, |
| const struct vmw_ctx_bindinfo *ci, |
| u32 shader_slot, u32 slot); |
| extern void |
| vmw_binding_state_commit(struct vmw_ctx_binding_state *to, |
| struct vmw_ctx_binding_state *from); |
| extern void vmw_binding_res_list_kill(struct list_head *head); |
| extern void vmw_binding_res_list_scrub(struct list_head *head); |
| extern int vmw_binding_rebind_all(struct vmw_ctx_binding_state *cbs); |
| extern void vmw_binding_state_kill(struct vmw_ctx_binding_state *cbs); |
| extern void vmw_binding_state_scrub(struct vmw_ctx_binding_state *cbs); |
| extern struct vmw_ctx_binding_state * |
| vmw_binding_state_alloc(struct vmw_private *dev_priv); |
| extern void vmw_binding_state_free(struct vmw_ctx_binding_state *cbs); |
| extern struct list_head * |
| vmw_binding_state_list(struct vmw_ctx_binding_state *cbs); |
| extern void vmw_binding_state_reset(struct vmw_ctx_binding_state *cbs); |
| extern u32 vmw_binding_dirtying(enum vmw_ctx_binding_type binding_type); |
| |
| |
| #endif |