/* * Copyright © 2014 Broadcom * Copyright (C) 2012 Rob Clark * * 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; uint32_t stride; uint8_t tiling; }; struct vc4_resource { struct u_resource base; struct vc4_bo *bo; 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; /** * Resource containing the non-GL_TEXTURE_BASE_LEVEL-rebased texture * contents, or the 4-byte index buffer. * * If the parent is set for an texture, then this resource is actually * the texture contents just starting from the sampler_view's * first_level. * * If the parent is set for an index index buffer, then this resource * is actually a shadow containing a 2-byte index buffer starting from * the ib's offset. */ struct pipe_resource *shadow_parent; }; 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_index_buffer *ib, uint32_t count, uint32_t *offset); void vc4_dump_surface(struct pipe_surface *psurf); #endif /* VC4_RESOURCE_H */