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| Rev | Author | Line No. | Line |
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| 5564 | serge | 1 | /* |
| 2 | * Copyright © 2014 Broadcom |
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| 3 | * Copyright (C) 2012 Rob Clark |
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| 4 | * |
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| 5 | * Permission is hereby granted, free of charge, to any person obtaining a |
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| 6 | * copy of this software and associated documentation files (the "Software"), |
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| 7 | * to deal in the Software without restriction, including without limitation |
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| 8 | * the rights to use, copy, modify, merge, publish, distribute, sublicense, |
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| 9 | * and/or sell copies of the Software, and to permit persons to whom the |
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| 10 | * Software is furnished to do so, subject to the following conditions: |
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| 11 | * |
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| 12 | * The above copyright notice and this permission notice (including the next |
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| 13 | * paragraph) shall be included in all copies or substantial portions of the |
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| 14 | * Software. |
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| 15 | * |
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| 16 | * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR |
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| 17 | * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, |
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| 18 | * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL |
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| 19 | * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER |
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| 20 | * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING |
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| 21 | * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS |
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| 22 | * IN THE SOFTWARE. |
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| 23 | */ |
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| 24 | |||
| 25 | #ifndef VC4_RESOURCE_H |
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| 26 | #define VC4_RESOURCE_H |
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| 27 | |||
| 28 | #include "vc4_screen.h" |
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| 29 | #include "vc4_packet.h" |
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| 30 | #include "util/u_transfer.h" |
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| 31 | |||
| 32 | struct vc4_transfer { |
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| 33 | struct pipe_transfer base; |
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| 34 | void *map; |
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| 35 | }; |
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| 36 | |||
| 37 | struct vc4_resource_slice { |
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| 38 | uint32_t offset; |
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| 39 | uint32_t stride; |
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| 40 | uint32_t size; |
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| 41 | /** One of VC4_TILING_FORMAT_* */ |
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| 42 | uint8_t tiling; |
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| 43 | }; |
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| 44 | |||
| 45 | struct vc4_surface { |
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| 46 | struct pipe_surface base; |
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| 47 | uint32_t offset; |
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| 48 | uint32_t stride; |
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| 49 | uint8_t tiling; |
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| 50 | }; |
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| 51 | |||
| 52 | struct vc4_resource { |
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| 53 | struct u_resource base; |
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| 54 | struct vc4_bo *bo; |
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| 55 | struct vc4_resource_slice slices[VC4_MAX_MIP_LEVELS]; |
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| 56 | uint32_t cube_map_stride; |
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| 57 | int cpp; |
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| 58 | bool tiled; |
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| 59 | /** One of VC4_TEXTURE_TYPE_* */ |
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| 60 | enum vc4_texture_data_type vc4_format; |
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| 61 | |||
| 62 | /** |
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| 63 | * Number of times the resource has been written to. |
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| 64 | * |
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| 65 | * This is used to track when we need to update this shadow resource |
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| 66 | * from its parent in the case of GL_TEXTURE_BASE_LEVEL (which we |
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| 67 | * can't support in hardware) or GL_UNSIGNED_INTEGER index buffers. |
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| 68 | */ |
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| 69 | uint64_t writes; |
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| 70 | |||
| 71 | /** |
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| 72 | * Resource containing the non-GL_TEXTURE_BASE_LEVEL-rebased texture |
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| 73 | * contents, or the 4-byte index buffer. |
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| 74 | * |
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| 75 | * If the parent is set for an texture, then this resource is actually |
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| 76 | * the texture contents just starting from the sampler_view's |
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| 77 | * first_level. |
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| 78 | * |
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| 79 | * If the parent is set for an index index buffer, then this resource |
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| 80 | * is actually a shadow containing a 2-byte index buffer starting from |
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| 81 | * the ib's offset. |
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| 82 | */ |
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| 83 | struct pipe_resource *shadow_parent; |
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| 84 | }; |
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| 85 | |||
| 86 | static INLINE struct vc4_resource * |
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| 87 | vc4_resource(struct pipe_resource *prsc) |
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| 88 | { |
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| 89 | return (struct vc4_resource *)prsc; |
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| 90 | } |
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| 91 | |||
| 92 | static INLINE struct vc4_surface * |
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| 93 | vc4_surface(struct pipe_surface *psurf) |
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| 94 | { |
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| 95 | return (struct vc4_surface *)psurf; |
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| 96 | } |
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| 97 | |||
| 98 | static INLINE struct vc4_transfer * |
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| 99 | vc4_transfer(struct pipe_transfer *ptrans) |
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| 100 | { |
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| 101 | return (struct vc4_transfer *)ptrans; |
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| 102 | } |
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| 103 | |||
| 104 | void vc4_resource_screen_init(struct pipe_screen *pscreen); |
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| 105 | void vc4_resource_context_init(struct pipe_context *pctx); |
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| 106 | struct pipe_resource *vc4_resource_create(struct pipe_screen *pscreen, |
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| 107 | const struct pipe_resource *tmpl); |
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| 108 | void vc4_update_shadow_baselevel_texture(struct pipe_context *pctx, |
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| 109 | struct pipe_sampler_view *view); |
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| 110 | void vc4_update_shadow_index_buffer(struct pipe_context *pctx, |
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| 111 | const struct pipe_index_buffer *ib); |
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| 112 | void vc4_dump_surface(struct pipe_surface *psurf); |
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| 113 | |||
| 114 | #endif /* VC4_RESOURCE_H */ |