1 /* 2 * Copyright (c) 2011-2013 Luc Verhaegen <libv@skynet.be> 3 * Copyright (c) 2018 Alyssa Rosenzweig <alyssa@rosenzweig.io> 4 * Copyright (c) 2018 Vasily Khoruzhick <anarsoul@gmail.com> 5 * 6 * Permission is hereby granted, free of charge, to any person obtaining a 7 * copy of this software and associated documentation files (the "Software"), 8 * to deal in the Software without restriction, including without limitation 9 * the rights to use, copy, modify, merge, publish, distribute, sub license, 10 * and/or sell copies of the Software, and to permit persons to whom the 11 * Software is furnished to do so, subject to the following conditions: 12 * 13 * The above copyright notice and this permission notice (including the 14 * next paragraph) shall be included in all copies or substantial portions 15 * of the Software. 16 * 17 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR 18 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, 19 * FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. IN NO EVENT SHALL 20 * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER 21 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING 22 * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER 23 * DEALINGS IN THE SOFTWARE. 24 * 25 */ 26 27 #ifndef H_PANFROST_TILING 28 #define H_PANFROST_TILING 29 30 #include <stdint.h> 31 #include <util/format/u_format.h> 32 33 #ifdef __cplusplus 34 extern "C" { 35 #endif 36 37 /** 38 * Load a rectangular region from a tiled image to a linear staging image. 39 * 40 * @dst Linear destination 41 * @src Tiled source 42 * @x Region of interest of source in pixels, aligned to block size 43 * @y Region of interest of source in pixels, aligned to block size 44 * @z Region of interest of source in pixels, aligned to block size 45 * @w Region of interest of source in pixels, aligned to block size 46 * @dst_stride Stride in bytes of linear destination 47 * @src_stride Number of bytes between adjacent rows of tiles in source. 48 * @format Format of the source and destination image 49 */ 50 void panfrost_load_tiled_image(void *dst, const void *src, 51 unsigned x, unsigned y, 52 unsigned w, unsigned h, 53 uint32_t dst_stride, 54 uint32_t src_stride, 55 enum pipe_format format); 56 57 /** 58 * Store a linear staging image to a rectangular region of a tiled image. 59 * 60 * @dst Tiled destination 61 * @src Linear source 62 * @x Region of interest of destination in pixels, aligned to block size 63 * @y Region of interest of destination in pixels, aligned to block size 64 * @z Region of interest of destination in pixels, aligned to block size 65 * @w Region of interest of destination in pixels, aligned to block size 66 * @dst_stride Number of bytes between adjacent rows of tiles in destination. 67 * @src_stride Stride in bytes of linear source 68 * @format Format of the source and destination image 69 */ 70 void panfrost_store_tiled_image(void *dst, const void *src, 71 unsigned x, unsigned y, 72 unsigned w, unsigned h, 73 uint32_t dst_stride, 74 uint32_t src_stride, 75 enum pipe_format format); 76 77 78 #ifdef __cplusplus 79 } /* extern C */ 80 #endif 81 82 #endif 83