• Home
  • Line#
  • Scopes#
  • Navigate#
  • Raw
  • Download
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@gmail.com>
25  */
26 
27 #include "etnaviv_priv.h"
28 #include "etnaviv_drmif.h"
29 
get_param(struct etna_device * dev,uint32_t core,uint32_t param)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 
etna_gpu_new(struct etna_device * dev,unsigned int core)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 
etna_gpu_del(struct etna_gpu * gpu)76 void etna_gpu_del(struct etna_gpu *gpu)
77 {
78 	free(gpu);
79 }
80 
etna_gpu_get_param(struct etna_gpu * gpu,enum etna_param_id param,uint64_t * value)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