| /* |
| * Copyright © 2014 Broadcom |
| * Copyright (C) 2012 Rob Clark <robclark@freedesktop.org> |
| * |
| * 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, sublicense, |
| * 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 NONINFRINGEMENT. IN NO EVENT SHALL |
| * THE AUTHORS OR COPYRIGHT HOLDERS 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 VC4_RESOURCE_H |
| #define VC4_RESOURCE_H |
| |
| #include "vc4_screen.h" |
| #include "kernel/vc4_packet.h" |
| #include "util/u_transfer.h" |
| |
| struct vc4_transfer { |
| struct pipe_transfer base; |
| void *map; |
| }; |
| |
| struct vc4_resource_slice { |
| uint32_t offset; |
| uint32_t stride; |
| uint32_t size; |
| /** One of VC4_TILING_FORMAT_* */ |
| uint8_t tiling; |
| }; |
| |
| struct vc4_surface { |
| struct pipe_surface base; |
| uint32_t offset; |
| uint8_t tiling; |
| }; |
| |
| struct vc4_resource { |
| struct pipe_resource base; |
| struct vc4_bo *bo; |
| struct renderonly_scanout *scanout; |
| struct vc4_resource_slice slices[VC4_MAX_MIP_LEVELS]; |
| uint32_t cube_map_stride; |
| int cpp; |
| bool tiled; |
| /** One of VC4_TEXTURE_TYPE_* */ |
| enum vc4_texture_data_type vc4_format; |
| |
| /** |
| * Number of times the resource has been written to. |
| * |
| * This is used to track when we need to update this shadow resource |
| * from its parent in the case of GL_TEXTURE_BASE_LEVEL (which we |
| * can't support in hardware) or GL_UNSIGNED_INTEGER index buffers. |
| */ |
| uint64_t writes; |
| |
| /** |
| * Bitmask of PIPE_CLEAR_COLOR0, PIPE_CLEAR_DEPTH, PIPE_CLEAR_STENCIL |
| * for which parts of the resource are defined. |
| * |
| * Used for avoiding fallback to quad clears for clearing just depth, |
| * when the stencil contents have never been initialized. Note that |
| * we're lazy and fields not present in the buffer (DEPTH in a color |
| * buffer) may get marked. |
| */ |
| uint32_t initialized_buffers; |
| }; |
| |
| static inline struct vc4_resource * |
| vc4_resource(struct pipe_resource *prsc) |
| { |
| return (struct vc4_resource *)prsc; |
| } |
| |
| static inline struct vc4_surface * |
| vc4_surface(struct pipe_surface *psurf) |
| { |
| return (struct vc4_surface *)psurf; |
| } |
| |
| static inline struct vc4_transfer * |
| vc4_transfer(struct pipe_transfer *ptrans) |
| { |
| return (struct vc4_transfer *)ptrans; |
| } |
| |
| void vc4_resource_screen_init(struct pipe_screen *pscreen); |
| void vc4_resource_context_init(struct pipe_context *pctx); |
| struct pipe_resource *vc4_resource_create(struct pipe_screen *pscreen, |
| const struct pipe_resource *tmpl); |
| void vc4_update_shadow_baselevel_texture(struct pipe_context *pctx, |
| struct pipe_sampler_view *view); |
| struct pipe_resource *vc4_get_shadow_index_buffer(struct pipe_context *pctx, |
| const struct pipe_draw_info *info, |
| uint32_t offset, |
| uint32_t count, |
| uint32_t *shadow_offset); |
| void vc4_dump_surface(struct pipe_surface *psurf); |
| |
| #endif /* VC4_RESOURCE_H */ |