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| 5564 | serge | 1 | /* -*- mode: C; c-file-style: "k&r"; tab-width 4; indent-tabs-mode: t; -*- */ |
| 2 | |||
| 3 | /* |
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| 4 | * Copyright (C) 2013 Rob Clark |
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| 5 | * |
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| 6 | * Permission is hereby granted, free of charge, to any person obtaining a |
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| 7 | * copy of this software and associated documentation files (the "Software"), |
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| 8 | * to deal in the Software without restriction, including without limitation |
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| 9 | * the rights to use, copy, modify, merge, publish, distribute, sublicense, |
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| 10 | * and/or sell copies of the Software, and to permit persons to whom the |
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| 11 | * Software is furnished to do so, subject to the following conditions: |
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| 12 | * |
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| 13 | * The above copyright notice and this permission notice (including the next |
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| 14 | * paragraph) shall be included in all copies or substantial portions of the |
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| 15 | * Software. |
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| 16 | * |
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| 17 | * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR |
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| 18 | * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, |
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| 19 | * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL |
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| 20 | * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER |
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| 21 | * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, |
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| 22 | * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE |
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| 23 | * SOFTWARE. |
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| 24 | * |
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| 25 | * Authors: |
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| 26 | * Rob Clark |
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| 27 | */ |
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| 28 | |||
| 29 | #ifndef FD3_CONTEXT_H_ |
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| 30 | #define FD3_CONTEXT_H_ |
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| 31 | |||
| 32 | #include "util/u_upload_mgr.h" |
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| 33 | |||
| 34 | #include "freedreno_drmif.h" |
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| 35 | |||
| 36 | #include "freedreno_context.h" |
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| 37 | |||
| 38 | #include "ir3_shader.h" |
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| 39 | |||
| 40 | |||
| 41 | struct fd3_context { |
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| 42 | struct fd_context base; |
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| 43 | |||
| 44 | /* Keep track of writes to RB_RENDER_CONTROL which need to be patched |
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| 45 | * once we know whether or not to use GMEM, and GMEM tile pitch. |
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| 46 | */ |
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| 47 | struct util_dynarray rbrc_patches; |
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| 48 | |||
| 49 | struct fd_bo *vs_pvt_mem, *fs_pvt_mem; |
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| 50 | |||
| 51 | /* This only needs to be 4 * num_of_pipes bytes (ie. 32 bytes). We |
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| 52 | * could combine it with another allocation. |
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| 53 | */ |
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| 54 | struct fd_bo *vsc_size_mem; |
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| 55 | |||
| 56 | /* vertex buf used for clear/gmem->mem vertices, and mem->gmem |
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| 57 | * vertices: |
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| 58 | */ |
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| 59 | struct pipe_resource *solid_vbuf; |
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| 60 | |||
| 61 | /* vertex buf used for mem->gmem tex coords: |
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| 62 | */ |
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| 63 | struct pipe_resource *blit_texcoord_vbuf; |
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| 64 | |||
| 65 | /* vertex state for solid_vbuf: |
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| 66 | * - solid_vbuf / 12 / R32G32B32_FLOAT |
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| 67 | */ |
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| 68 | struct fd_vertex_state solid_vbuf_state; |
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| 69 | |||
| 70 | /* vertex state for blit_prog: |
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| 71 | * - blit_texcoord_vbuf / 8 / R32G32_FLOAT |
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| 72 | * - solid_vbuf / 12 / R32G32B32_FLOAT |
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| 73 | */ |
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| 74 | struct fd_vertex_state blit_vbuf_state; |
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| 75 | |||
| 76 | |||
| 77 | /* |
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| 78 | * Border color layout *appears* to be as arrays of 0x40 byte |
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| 79 | * elements, with frag shader elements starting at (16 x 0x40). |
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| 80 | * But at some point I should probably experiment more with |
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| 81 | * samplers in vertex shaders to be sure. Unclear about why |
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| 82 | * there is this offset when there are separate VS and FS base |
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| 83 | * addr regs. |
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| 84 | * |
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| 85 | * The first 8 bytes of each entry are the requested border |
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| 86 | * color in fp16. Unclear about the rest.. could be used for |
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| 87 | * other formats, or could simply be for aligning the pitch |
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| 88 | * to 32 pixels. |
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| 89 | */ |
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| 90 | #define BORDERCOLOR_SIZE 0x40 |
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| 91 | |||
| 92 | struct u_upload_mgr *border_color_uploader; |
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| 93 | struct pipe_resource *border_color_buf; |
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| 94 | |||
| 95 | /* if *any* of bits are set in {v,f}saturate_{s,t,r} */ |
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| 96 | bool vsaturate, fsaturate; |
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| 97 | |||
| 98 | /* bitmask of sampler which needs coords clamped for vertex |
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| 99 | * shader: |
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| 100 | */ |
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| 101 | unsigned vsaturate_s, vsaturate_t, vsaturate_r; |
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| 102 | |||
| 103 | /* bitmask of sampler which needs coords clamped for frag |
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| 104 | * shader: |
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| 105 | */ |
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| 106 | unsigned fsaturate_s, fsaturate_t, fsaturate_r; |
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| 107 | |||
| 108 | /* bitmask of integer texture samplers */ |
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| 109 | uint16_t vinteger_s, finteger_s; |
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| 110 | |||
| 111 | /* some state changes require a different shader variant. Keep |
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| 112 | * track of this so we know when we need to re-emit shader state |
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| 113 | * due to variant change. See fixup_shader_state() |
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| 114 | */ |
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| 115 | struct ir3_shader_key last_key; |
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| 116 | }; |
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| 117 | |||
| 118 | static INLINE struct fd3_context * |
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| 119 | fd3_context(struct fd_context *ctx) |
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| 120 | { |
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| 121 | return (struct fd3_context *)ctx; |
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| 122 | } |
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| 123 | |||
| 124 | struct pipe_context * |
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| 125 | fd3_context_create(struct pipe_screen *pscreen, void *priv); |
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| 126 | |||
| 127 | #endif /* FD3_CONTEXT_H_ */ |