1 /* 2 * Copyright (C) 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, sublicense, 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 next 12 * paragraph) shall be included in all copies or substantial portions of the 13 * 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 NONINFRINGEMENT. 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 FROM, 20 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE 21 * SOFTWARE. 22 * 23 * Authors: 24 * Christian Gmeiner <christian.gmeiner (at) gmail.com> 25 */ 26 27 #include "etnaviv_priv.h" 28 #include "etnaviv_drmif.h" 29 30 static uint64_t get_param(struct etna_device *dev, uint32_t core, uint32_t param) 31 { 32 struct drm_etnaviv_param req = { 33 .pipe = core, 34 .param = param, 35 }; 36 int ret; 37 38 ret = drmCommandWriteRead(dev->fd, DRM_ETNAVIV_GET_PARAM, &req, sizeof(req)); 39 if (ret) { 40 ERROR_MSG("get-param (%x) failed! %d (%s)", param, ret, strerror(errno)); 41 return 0; 42 } 43 44 return req.value; 45 } 46 47 struct etna_gpu *etna_gpu_new(struct etna_device *dev, unsigned int core) 48 { 49 struct etna_gpu *gpu; 50 51 gpu = calloc(1, sizeof(*gpu)); 52 if (!gpu) { 53 ERROR_MSG("allocation failed"); 54 goto fail; 55 } 56 57 gpu->dev = dev; 58 gpu->core = core; 59 60 gpu->model = get_param(dev, core, ETNAVIV_PARAM_GPU_MODEL); 61 gpu->revision = get_param(dev, core, ETNAVIV_PARAM_GPU_REVISION); 62 63 if (!gpu->model) 64 goto fail; 65 66 INFO_MSG(" GPU model: 0x%x (rev %x)", gpu->model, gpu->revision); 67 68 return gpu; 69 fail: 70 if (gpu) 71 etna_gpu_del(gpu); 72 73 return NULL; 74 } 75 76 void etna_gpu_del(struct etna_gpu *gpu) 77 { 78 free(gpu); 79 } 80 81 int etna_gpu_get_param(struct etna_gpu *gpu, enum etna_param_id param, 82 uint64_t *value) 83 { 84 struct etna_device *dev = gpu->dev; 85 unsigned int core = gpu->core; 86 87 switch(param) { 88 case ETNA_GPU_MODEL: 89 *value = gpu->model; 90 return 0; 91 case ETNA_GPU_REVISION: 92 *value = gpu->revision; 93 return 0; 94 case ETNA_GPU_FEATURES_0: 95 *value = get_param(dev, core, ETNAVIV_PARAM_GPU_FEATURES_0); 96 return 0; 97 case ETNA_GPU_FEATURES_1: 98 *value = get_param(dev, core, ETNAVIV_PARAM_GPU_FEATURES_1); 99 return 0; 100 case ETNA_GPU_FEATURES_2: 101 *value = get_param(dev, core, ETNAVIV_PARAM_GPU_FEATURES_2); 102 return 0; 103 case ETNA_GPU_FEATURES_3: 104 *value = get_param(dev, core, ETNAVIV_PARAM_GPU_FEATURES_3); 105 return 0; 106 case ETNA_GPU_FEATURES_4: 107 *value = get_param(dev, core, ETNAVIV_PARAM_GPU_FEATURES_4); 108 return 0; 109 case ETNA_GPU_FEATURES_5: 110 *value = get_param(dev, core, ETNAVIV_PARAM_GPU_FEATURES_5); 111 return 0; 112 case ETNA_GPU_FEATURES_6: 113 *value = get_param(dev, core, ETNAVIV_PARAM_GPU_FEATURES_6); 114 return 0; 115 case ETNA_GPU_STREAM_COUNT: 116 *value = get_param(dev, core, ETNA_GPU_STREAM_COUNT); 117 return 0; 118 case ETNA_GPU_REGISTER_MAX: 119 *value = get_param(dev, core, ETNA_GPU_REGISTER_MAX); 120 return 0; 121 case ETNA_GPU_THREAD_COUNT: 122 *value = get_param(dev, core, ETNA_GPU_THREAD_COUNT); 123 return 0; 124 case ETNA_GPU_VERTEX_CACHE_SIZE: 125 *value = get_param(dev, core, ETNA_GPU_VERTEX_CACHE_SIZE); 126 return 0; 127 case ETNA_GPU_SHADER_CORE_COUNT: 128 *value = get_param(dev, core, ETNA_GPU_SHADER_CORE_COUNT); 129 return 0; 130 case ETNA_GPU_PIXEL_PIPES: 131 *value = get_param(dev, core, ETNA_GPU_PIXEL_PIPES); 132 return 0; 133 case ETNA_GPU_VERTEX_OUTPUT_BUFFER_SIZE: 134 *value = get_param(dev, core, ETNA_GPU_VERTEX_OUTPUT_BUFFER_SIZE); 135 return 0; 136 case ETNA_GPU_BUFFER_SIZE: 137 *value = get_param(dev, core, ETNA_GPU_BUFFER_SIZE); 138 return 0; 139 case ETNA_GPU_INSTRUCTION_COUNT: 140 *value = get_param(dev, core, ETNA_GPU_INSTRUCTION_COUNT); 141 return 0; 142 case ETNA_GPU_NUM_CONSTANTS: 143 *value = get_param(dev, core, ETNA_GPU_NUM_CONSTANTS); 144 return 0; 145 case ETNA_GPU_NUM_VARYINGS: 146 *value = get_param(dev, core, ETNA_GPU_NUM_VARYINGS); 147 return 0; 148 149 default: 150 ERROR_MSG("invalid param id: %d", param); 151 return -1; 152 } 153 154 return 0; 155 } 156