diff options
Diffstat (limited to 'etnaviv/etnaviv_gpu.c')
| -rw-r--r-- | etnaviv/etnaviv_gpu.c | 155 |
1 files changed, 155 insertions, 0 deletions
diff --git a/etnaviv/etnaviv_gpu.c b/etnaviv/etnaviv_gpu.c new file mode 100644 index 0000000..dc4c126 --- /dev/null +++ b/etnaviv/etnaviv_gpu.c @@ -0,0 +1,155 @@ +/* + * Copyright (C) 2015 Etnaviv Project + * + * Permission is hereby granted, free of charge, to any person obtaining a + * copy of this software and associated documentation files (the "Software"), + * to deal in the Software without restriction, including without limitation + * the rights to use, copy, modify, merge, publish, distribute, sublicense, + * and/or sell copies of the Software, and to permit persons to whom the + * Software is furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice (including the next + * paragraph) shall be included in all copies or substantial portions of the + * Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL + * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER + * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, + * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE + * SOFTWARE. + * + * Authors: + * Christian Gmeiner <christian.gmeiner@gmail.com> + */ + +#include "etnaviv_priv.h" +#include "etnaviv_drmif.h" + +static uint64_t get_param(struct etna_device *dev, uint32_t core, uint32_t param) +{ + struct drm_etnaviv_param req = { + .pipe = core, + .param = param, + }; + int ret; + + ret = drmCommandWriteRead(dev->fd, DRM_ETNAVIV_GET_PARAM, &req, sizeof(req)); + if (ret) { + ERROR_MSG("get-param (%x) failed! %d (%s)", param, ret, strerror(errno)); + return 0; + } + + return req.value; +} + +drm_public struct etna_gpu *etna_gpu_new(struct etna_device *dev, unsigned int core) +{ + struct etna_gpu *gpu; + + gpu = calloc(1, sizeof(*gpu)); + if (!gpu) { + ERROR_MSG("allocation failed"); + goto fail; + } + + gpu->dev = dev; + gpu->core = core; + + gpu->model = get_param(dev, core, ETNAVIV_PARAM_GPU_MODEL); + gpu->revision = get_param(dev, core, ETNAVIV_PARAM_GPU_REVISION); + + if (!gpu->model) + goto fail; + + INFO_MSG(" GPU model: 0x%x (rev %x)", gpu->model, gpu->revision); + + return gpu; +fail: + if (gpu) + etna_gpu_del(gpu); + + return NULL; +} + +drm_public void etna_gpu_del(struct etna_gpu *gpu) +{ + free(gpu); +} + +drm_public int etna_gpu_get_param(struct etna_gpu *gpu, enum etna_param_id param, + uint64_t *value) +{ + struct etna_device *dev = gpu->dev; + unsigned int core = gpu->core; + + switch(param) { + case ETNA_GPU_MODEL: + *value = gpu->model; + return 0; + case ETNA_GPU_REVISION: + *value = gpu->revision; + return 0; + case ETNA_GPU_FEATURES_0: + *value = get_param(dev, core, ETNAVIV_PARAM_GPU_FEATURES_0); + return 0; + case ETNA_GPU_FEATURES_1: + *value = get_param(dev, core, ETNAVIV_PARAM_GPU_FEATURES_1); + return 0; + case ETNA_GPU_FEATURES_2: + *value = get_param(dev, core, ETNAVIV_PARAM_GPU_FEATURES_2); + return 0; + case ETNA_GPU_FEATURES_3: + *value = get_param(dev, core, ETNAVIV_PARAM_GPU_FEATURES_3); + return 0; + case ETNA_GPU_FEATURES_4: + *value = get_param(dev, core, ETNAVIV_PARAM_GPU_FEATURES_4); + return 0; + case ETNA_GPU_FEATURES_5: + *value = get_param(dev, core, ETNAVIV_PARAM_GPU_FEATURES_5); + return 0; + case ETNA_GPU_FEATURES_6: + *value = get_param(dev, core, ETNAVIV_PARAM_GPU_FEATURES_6); + return 0; + case ETNA_GPU_STREAM_COUNT: + *value = get_param(dev, core, ETNA_GPU_STREAM_COUNT); + return 0; + case ETNA_GPU_REGISTER_MAX: + *value = get_param(dev, core, ETNA_GPU_REGISTER_MAX); + return 0; + case ETNA_GPU_THREAD_COUNT: + *value = get_param(dev, core, ETNA_GPU_THREAD_COUNT); + return 0; + case ETNA_GPU_VERTEX_CACHE_SIZE: + *value = get_param(dev, core, ETNA_GPU_VERTEX_CACHE_SIZE); + return 0; + case ETNA_GPU_SHADER_CORE_COUNT: + *value = get_param(dev, core, ETNA_GPU_SHADER_CORE_COUNT); + return 0; + case ETNA_GPU_PIXEL_PIPES: + *value = get_param(dev, core, ETNA_GPU_PIXEL_PIPES); + return 0; + case ETNA_GPU_VERTEX_OUTPUT_BUFFER_SIZE: + *value = get_param(dev, core, ETNA_GPU_VERTEX_OUTPUT_BUFFER_SIZE); + return 0; + case ETNA_GPU_BUFFER_SIZE: + *value = get_param(dev, core, ETNA_GPU_BUFFER_SIZE); + return 0; + case ETNA_GPU_INSTRUCTION_COUNT: + *value = get_param(dev, core, ETNA_GPU_INSTRUCTION_COUNT); + return 0; + case ETNA_GPU_NUM_CONSTANTS: + *value = get_param(dev, core, ETNA_GPU_NUM_CONSTANTS); + return 0; + case ETNA_GPU_NUM_VARYINGS: + *value = get_param(dev, core, ETNA_GPU_NUM_VARYINGS); + return 0; + + default: + ERROR_MSG("invalid param id: %d", param); + return -1; + } + + return 0; +} |