1 /* 2 * Copyright (c) 2012-2015 Etnaviv Project 3 * 4 * Permission is hereby granted, free of charge, to any person obtaining a 5 * copy of this software and associated documentation files (the "Software"), 6 * to deal in the Software without restriction, including without limitation 7 * the rights to use, copy, modify, merge, publish, distribute, sub license, 8 * and/or sell copies of the Software, and to permit persons to whom the 9 * Software is furnished to do so, subject to the following conditions: 10 * 11 * The above copyright notice and this permission notice (including the 12 * next paragraph) shall be included in all copies or substantial portions 13 * of the Software. 14 * 15 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR 16 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, 17 * FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. IN NO EVENT SHALL 18 * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER 19 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING 20 * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER 21 * DEALINGS IN THE SOFTWARE. 22 * 23 * Authors: 24 * Wladimir J. van der Laan <laanwj (at) gmail.com> 25 * Christian Gmeiner <christian.gmeiner (at) gmail.com> 26 */ 27 28 #ifndef H_ETNAVIV_SCREEN 29 #define H_ETNAVIV_SCREEN 30 31 #include "etnaviv_internal.h" 32 33 #include "os/os_thread.h" 34 #include "pipe/p_screen.h" 35 #include "renderonly/renderonly.h" 36 #include "util/slab.h" 37 38 struct etna_bo; 39 40 /* Enum with indices for each of the feature words */ 41 enum viv_features_word { 42 viv_chipFeatures = 0, 43 viv_chipMinorFeatures0 = 1, 44 viv_chipMinorFeatures1 = 2, 45 viv_chipMinorFeatures2 = 3, 46 viv_chipMinorFeatures3 = 4, 47 viv_chipMinorFeatures4 = 5, 48 viv_chipMinorFeatures5 = 6, 49 VIV_FEATURES_WORD_COUNT /* Must be last */ 50 }; 51 52 /** Convenience macro to probe features from state.xml.h: 53 * VIV_FEATURE(chipFeatures, FAST_CLEAR) 54 * VIV_FEATURE(chipMinorFeatures1, AUTO_DISABLE) 55 */ 56 #define VIV_FEATURE(screen, word, feature) \ 57 ((screen->features[viv_ ## word] & (word ## _ ## feature)) != 0) 58 59 struct etna_screen { 60 struct pipe_screen base; 61 62 int refcnt; 63 void *winsys_priv; 64 65 struct etna_device *dev; 66 struct etna_gpu *gpu; 67 struct etna_pipe *pipe; 68 struct renderonly *ro; 69 70 struct slab_parent_pool transfer_pool; 71 72 uint32_t model; 73 uint32_t revision; 74 uint32_t features[VIV_FEATURES_WORD_COUNT]; 75 76 struct etna_specs specs; 77 78 uint32_t drm_version; 79 }; 80 81 static inline struct etna_screen * 82 etna_screen(struct pipe_screen *pscreen) 83 { 84 return (struct etna_screen *)pscreen; 85 } 86 87 struct etna_bo * 88 etna_screen_bo_from_handle(struct pipe_screen *pscreen, 89 struct winsys_handle *whandle, unsigned *out_stride); 90 91 struct pipe_screen * 92 etna_screen_create(struct etna_device *dev, struct etna_gpu *gpu, 93 struct renderonly *ro); 94 95 #endif 96