1 /* 2 * Copyright 2008 Tungsten Graphics 3 * Jakob Bornecrantz <jakob@tungstengraphics.com> 4 * Copyright 2008 Intel Corporation 5 * Jesse Barnes <jesse.barnes@intel.com> 6 * 7 * Permission is hereby granted, free of charge, to any person obtaining a 8 * copy of this software and associated documentation files (the "Software"), 9 * to deal in the Software without restriction, including without limitation 10 * the rights to use, copy, modify, merge, publish, distribute, sublicense, 11 * and/or sell copies of the Software, and to permit persons to whom the 12 * Software is furnished to do so, subject to the following conditions: 13 * 14 * The above copyright notice and this permission notice shall be included in 15 * all copies or substantial portions of the Software. 16 * 17 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR 18 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, 19 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE 20 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER 21 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING 22 * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS 23 * IN THE SOFTWARE. 24 */ 25 26 /* 27 * This fairly simple test program dumps output in a similar format to the 28 * "xrandr" tool everyone knows & loves. It's necessarily slightly different 29 * since the kernel separates outputs into encoder and connector structures, 30 * each with their own unique ID. The program also allows test testing of the 31 * memory management and mode setting APIs by allowing the user to specify a 32 * connector and mode to use for mode setting. If all works as expected, a 33 * blue background should be painted on the monitor attached to the specified 34 * connector after the selected mode is set. 35 * 36 * TODO: use cairo to write the mode info on the selected output once 37 * the mode has been programmed, along with possible test patterns. 38 */ 39 40 #ifdef HAVE_CONFIG_H 41 #include "config.h" 42 #endif 43 44 #include <errno.h> 45 #include <stdint.h> 46 #include <stdio.h> 47 #include <stdlib.h> 48 #include <string.h> 49 50 #include "xf86drm.h" 51 #include "xf86drmMode.h" 52 53 #include "common.h" 54 55 struct type_name { 56 unsigned int type; 57 const char *name; 58 }; 59 util_lookup_type_name(unsigned int type,const struct type_name * table,unsigned int count)60 static const char *util_lookup_type_name(unsigned int type, 61 const struct type_name *table, 62 unsigned int count) 63 { 64 unsigned int i; 65 66 for (i = 0; i < count; i++) 67 if (table[i].type == type) 68 return table[i].name; 69 70 return NULL; 71 } 72 73 static const struct type_name encoder_type_names[] = { 74 { DRM_MODE_ENCODER_NONE, "none" }, 75 { DRM_MODE_ENCODER_DAC, "DAC" }, 76 { DRM_MODE_ENCODER_TMDS, "TMDS" }, 77 { DRM_MODE_ENCODER_LVDS, "LVDS" }, 78 { DRM_MODE_ENCODER_TVDAC, "TVDAC" }, 79 { DRM_MODE_ENCODER_VIRTUAL, "Virtual" }, 80 { DRM_MODE_ENCODER_DSI, "DSI" }, 81 { DRM_MODE_ENCODER_DPMST, "DPMST" }, 82 }; 83 util_lookup_encoder_type_name(unsigned int type)84 const char *util_lookup_encoder_type_name(unsigned int type) 85 { 86 return util_lookup_type_name(type, encoder_type_names, 87 ARRAY_SIZE(encoder_type_names)); 88 } 89 90 static const struct type_name connector_status_names[] = { 91 { DRM_MODE_CONNECTED, "connected" }, 92 { DRM_MODE_DISCONNECTED, "disconnected" }, 93 { DRM_MODE_UNKNOWNCONNECTION, "unknown" }, 94 }; 95 util_lookup_connector_status_name(unsigned int status)96 const char *util_lookup_connector_status_name(unsigned int status) 97 { 98 return util_lookup_type_name(status, connector_status_names, 99 ARRAY_SIZE(connector_status_names)); 100 } 101 102 static const struct type_name connector_type_names[] = { 103 { DRM_MODE_CONNECTOR_Unknown, "unknown" }, 104 { DRM_MODE_CONNECTOR_VGA, "VGA" }, 105 { DRM_MODE_CONNECTOR_DVII, "DVI-I" }, 106 { DRM_MODE_CONNECTOR_DVID, "DVI-D" }, 107 { DRM_MODE_CONNECTOR_DVIA, "DVI-A" }, 108 { DRM_MODE_CONNECTOR_Composite, "composite" }, 109 { DRM_MODE_CONNECTOR_SVIDEO, "s-video" }, 110 { DRM_MODE_CONNECTOR_LVDS, "LVDS" }, 111 { DRM_MODE_CONNECTOR_Component, "component" }, 112 { DRM_MODE_CONNECTOR_9PinDIN, "9-pin DIN" }, 113 { DRM_MODE_CONNECTOR_DisplayPort, "DP" }, 114 { DRM_MODE_CONNECTOR_HDMIA, "HDMI-A" }, 115 { DRM_MODE_CONNECTOR_HDMIB, "HDMI-B" }, 116 { DRM_MODE_CONNECTOR_TV, "TV" }, 117 { DRM_MODE_CONNECTOR_eDP, "eDP" }, 118 { DRM_MODE_CONNECTOR_VIRTUAL, "Virtual" }, 119 { DRM_MODE_CONNECTOR_DSI, "DSI" }, 120 }; 121 util_lookup_connector_type_name(unsigned int type)122 const char *util_lookup_connector_type_name(unsigned int type) 123 { 124 return util_lookup_type_name(type, connector_type_names, 125 ARRAY_SIZE(connector_type_names)); 126 } 127 128 static const char * const modules[] = { 129 "i915", 130 "radeon", 131 "nouveau", 132 "vmwgfx", 133 "omapdrm", 134 "exynos", 135 "tilcdc", 136 "msm", 137 "sti", 138 "tegra", 139 "imx-drm", 140 "rockchip", 141 "atmel-hlcdc", 142 }; 143 util_open(const char * device,const char * module)144 int util_open(const char *device, const char *module) 145 { 146 int fd; 147 148 if (module) { 149 fd = drmOpen(module, device); 150 if (fd < 0) { 151 fprintf(stderr, "failed to open device '%s': %s\n", 152 module, strerror(errno)); 153 return -errno; 154 } 155 } else { 156 unsigned int i; 157 158 for (i = 0; i < ARRAY_SIZE(modules); i++) { 159 printf("trying to open device '%s'...", modules[i]); 160 161 fd = drmOpen(modules[i], device); 162 if (fd < 0) { 163 printf("failed\n"); 164 } else { 165 printf("done\n"); 166 break; 167 } 168 } 169 170 if (fd < 0) { 171 fprintf(stderr, "no device found\n"); 172 return -ENODEV; 173 } 174 } 175 176 return fd; 177 } 178