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Viewing changes to src/etnaviv/drm/etnaviv_gpu.c

  • Committer: mmach
  • Date: 2022-09-22 19:56:13 UTC
  • Revision ID: netbit73@gmail.com-20220922195613-wtik9mmy20tmor0i
2022-09-22 21:17:09

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src/etnaviv/drm/etnaviv_gpu.c
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/*
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 * Copyright (C) 2015 Etnaviv Project
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 *
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 * Permission is hereby granted, free of charge, to any person obtaining a
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 * copy of this software and associated documentation files (the "Software"),
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 * to deal in the Software without restriction, including without limitation
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 * the rights to use, copy, modify, merge, publish, distribute, sublicense,
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 * and/or sell copies of the Software, and to permit persons to whom the
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 * Software is furnished to do so, subject to the following conditions:
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 *
11
 
 * The above copyright notice and this permission notice (including the next
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 * paragraph) shall be included in all copies or substantial portions of the
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 * Software.
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 *
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 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
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 * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
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 * SOFTWARE.
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 *
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 * Authors:
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 *    Christian Gmeiner <christian.gmeiner@gmail.com>
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 */
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27
 
#include "etnaviv_priv.h"
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#include "etnaviv_drmif.h"
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static uint64_t get_param(struct etna_device *dev, uint32_t core, uint32_t param)
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{
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        struct drm_etnaviv_param req = {
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                .pipe = core,
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                .param = param,
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        };
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        int ret;
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        ret = drmCommandWriteRead(dev->fd, DRM_ETNAVIV_GET_PARAM, &req, sizeof(req));
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        if (ret) {
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                ERROR_MSG("get-param (%x) failed! %d (%s)", param, ret, strerror(errno));
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                return 0;
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        }
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        return req.value;
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}
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struct etna_gpu *etna_gpu_new(struct etna_device *dev, unsigned int core)
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{
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        struct etna_gpu *gpu;
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        gpu = calloc(1, sizeof(*gpu));
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        if (!gpu) {
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                ERROR_MSG("allocation failed");
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                goto fail;
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        }
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        gpu->dev = dev;
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        gpu->core = core;
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        gpu->model      = get_param(dev, core, ETNAVIV_PARAM_GPU_MODEL);
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        gpu->revision   = get_param(dev, core, ETNAVIV_PARAM_GPU_REVISION);
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        if (!gpu->model)
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                goto fail;
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        DEBUG_MSG(" GPU model:          0x%x (rev %x)", gpu->model, gpu->revision);
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        return gpu;
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fail:
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        if (gpu)
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                etna_gpu_del(gpu);
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        return NULL;
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}
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void etna_gpu_del(struct etna_gpu *gpu)
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{
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        free(gpu);
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}
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int etna_gpu_get_param(struct etna_gpu *gpu, enum etna_param_id param,
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                uint64_t *value)
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{
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        struct etna_device *dev = gpu->dev;
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        unsigned int core = gpu->core;
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        switch(param) {
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        case ETNA_GPU_MODEL:
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                *value = gpu->model;
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                return 0;
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        case ETNA_GPU_REVISION:
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                *value = gpu->revision;
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                return 0;
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        case ETNA_GPU_FEATURES_0:
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                *value = get_param(dev, core, ETNAVIV_PARAM_GPU_FEATURES_0);
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                return 0;
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        case ETNA_GPU_FEATURES_1:
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                *value = get_param(dev, core, ETNAVIV_PARAM_GPU_FEATURES_1);
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                return 0;
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        case ETNA_GPU_FEATURES_2:
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                *value = get_param(dev, core, ETNAVIV_PARAM_GPU_FEATURES_2);
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                return 0;
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        case ETNA_GPU_FEATURES_3:
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                *value = get_param(dev, core, ETNAVIV_PARAM_GPU_FEATURES_3);
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                return 0;
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        case ETNA_GPU_FEATURES_4:
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                *value = get_param(dev, core, ETNAVIV_PARAM_GPU_FEATURES_4);
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                return 0;
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        case ETNA_GPU_FEATURES_5:
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                *value = get_param(dev, core, ETNAVIV_PARAM_GPU_FEATURES_5);
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                return 0;
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        case ETNA_GPU_FEATURES_6:
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                *value = get_param(dev, core, ETNAVIV_PARAM_GPU_FEATURES_6);
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                return 0;
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        case ETNA_GPU_FEATURES_7:
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                *value = get_param(dev, core, ETNAVIV_PARAM_GPU_FEATURES_7);
117
 
                return 0;
118
 
        case ETNA_GPU_FEATURES_8:
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                *value = get_param(dev, core, ETNAVIV_PARAM_GPU_FEATURES_8);
120
 
                return 0;
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        case ETNA_GPU_STREAM_COUNT:
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                *value = get_param(dev, core, ETNA_GPU_STREAM_COUNT);
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                return 0;
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        case ETNA_GPU_REGISTER_MAX:
125
 
                *value = get_param(dev, core, ETNA_GPU_REGISTER_MAX);
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                return 0;
127
 
        case ETNA_GPU_THREAD_COUNT:
128
 
                *value = get_param(dev, core, ETNA_GPU_THREAD_COUNT);
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                return 0;
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        case ETNA_GPU_VERTEX_CACHE_SIZE:
131
 
                *value = get_param(dev, core, ETNA_GPU_VERTEX_CACHE_SIZE);
132
 
                return 0;
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        case ETNA_GPU_SHADER_CORE_COUNT:
134
 
                *value = get_param(dev, core, ETNA_GPU_SHADER_CORE_COUNT);
135
 
                return 0;
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        case ETNA_GPU_PIXEL_PIPES:
137
 
                *value = get_param(dev, core, ETNA_GPU_PIXEL_PIPES);
138
 
                return 0;
139
 
        case ETNA_GPU_VERTEX_OUTPUT_BUFFER_SIZE:
140
 
                *value = get_param(dev, core, ETNA_GPU_VERTEX_OUTPUT_BUFFER_SIZE);
141
 
                return 0;
142
 
        case ETNA_GPU_BUFFER_SIZE:
143
 
                *value = get_param(dev, core, ETNA_GPU_BUFFER_SIZE);
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                return 0;
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        case ETNA_GPU_INSTRUCTION_COUNT:
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                *value = get_param(dev, core, ETNA_GPU_INSTRUCTION_COUNT);
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                return 0;
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        case ETNA_GPU_NUM_CONSTANTS:
149
 
                *value = get_param(dev, core, ETNA_GPU_NUM_CONSTANTS);
150
 
                return 0;
151
 
        case ETNA_GPU_NUM_VARYINGS:
152
 
                *value = get_param(dev, core, ETNA_GPU_NUM_VARYINGS);
153
 
                return 0;
154
 
 
155
 
        default:
156
 
                ERROR_MSG("invalid param id: %d", param);
157
 
                return -1;
158
 
        }
159
 
 
160
 
        return 0;
161
 
}