1 /* 2 * Copyright 2008 Tungsten Graphics, Inc., Cedar Park, Texas. 3 * All Rights Reserved. 4 * 5 * Permission is hereby granted, free of charge, to any person obtaining a 6 * copy of this software and associated documentation files (the 7 * "Software"), to deal in the Software without restriction, including 8 * without limitation the rights to use, copy, modify, merge, publish, 9 * distribute, sub license, and/or sell copies of the Software, and to 10 * permit persons to whom the Software is furnished to do so, subject to 11 * the following conditions: 12 * 13 * The above copyright notice and this permission notice (including the 14 * next paragraph) shall be included in all copies or substantial portions 15 * of the Software. 16 * 17 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS 18 * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF 19 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. 20 * IN NO EVENT SHALL TUNGSTEN GRAPHICS AND/OR ITS SUPPLIERS BE LIABLE FOR 21 * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, 22 * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE 23 * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. 24 * 25 * 26 * Author: Alan Hourihane <alanh (at) tungstengraphics.com> 27 * Author: Jakob Bornecrantz <wallbraker (at) gmail.com> 28 * 29 */ 30 31 #include "xorg-server.h" 32 #include <xf86.h> 33 #include <xf86i2c.h> 34 #include <xf86Crtc.h> 35 #include <xf86DDC.h> 36 #include <errno.h> 37 #include <fcntl.h> 38 #include <unistd.h> 39 #include <stdio.h> 40 #include <stdlib.h> 41 #include <stdint.h> 42 #include <string.h> 43 #include <sys/stat.h> 44 #include <sys/types.h> 45 46 #ifdef HAVE_XEXTPROTO_71 47 #include <X11/extensions/dpmsconst.h> 48 #else 49 #define DPMS_SERVER 50 #include <X11/extensions/dpms.h> 51 #endif 52 53 #include "xorg_tracker.h" 54 55 struct output_private 56 { 57 drmModeConnectorPtr drm_connector; 58 drmModePropertyBlobPtr edid_blob; 59 int fd; 60 int c; 61 }; 62 63 static char *output_enum_list[] = { 64 "Unknown", 65 "VGA", 66 "DVI", 67 "DVI", 68 "DVI", 69 "Composite", 70 "SVIDEO", 71 "LVDS", 72 "CTV", 73 "DIN", 74 "DP", 75 "HDMI", 76 "HDMI", 77 }; 78 79 static void 80 output_create_resources(xf86OutputPtr output) 81 { 82 #ifdef RANDR_12_INTERFACE 83 #endif /* RANDR_12_INTERFACE */ 84 } 85 86 static void 87 output_dpms(xf86OutputPtr output, int mode) 88 { 89 } 90 91 static xf86OutputStatus 92 output_detect(xf86OutputPtr output) 93 { 94 modesettingPtr ms = modesettingPTR(output->scrn); 95 struct output_private *priv = output->driver_private; 96 drmModeConnectorPtr drm_connector; 97 xf86OutputStatus status; 98 99 drm_connector = drmModeGetConnector(ms->fd, priv->drm_connector->connector_id); 100 if (drm_connector) { 101 drmModeFreeConnector(priv->drm_connector); 102 priv->drm_connector = drm_connector; 103 } else { 104 drm_connector = priv->drm_connector; 105 } 106 107 switch (drm_connector->connection) { 108 case DRM_MODE_CONNECTED: 109 status = XF86OutputStatusConnected; 110 break; 111 case DRM_MODE_DISCONNECTED: 112 status = XF86OutputStatusDisconnected; 113 break; 114 default: 115 status = XF86OutputStatusUnknown; 116 } 117 118 return status; 119 } 120 121 static DisplayModePtr 122 output_get_modes(xf86OutputPtr output) 123 { 124 struct output_private *priv = output->driver_private; 125 drmModeConnectorPtr drm_connector = priv->drm_connector; 126 drmModeModeInfoPtr drm_mode = NULL; 127 drmModePropertyPtr props = NULL; 128 xf86MonPtr ddc_mon = NULL; 129 DisplayModePtr modes = NULL, mode = NULL; 130 int i; 131 132 for (i = 0; i < drm_connector->count_props; i++) { 133 props = drmModeGetProperty(priv->fd, drm_connector->props[i]); 134 if (!props) 135 continue; 136 137 if (!(props->flags & DRM_MODE_PROP_BLOB)) 138 goto out_free; 139 140 if (!strcmp(props->name, "EDID")) { 141 if (priv->edid_blob) 142 drmModeFreePropertyBlob(priv->edid_blob); 143 priv->edid_blob = drmModeGetPropertyBlob(priv->fd, 144 drm_connector->prop_values[i]); 145 } 146 147 out_free: 148 drmModeFreeProperty(props); 149 } 150 151 if (priv->edid_blob) { 152 ddc_mon = xf86InterpretEDID(output->scrn->scrnIndex, 153 priv->edid_blob->data); 154 155 if (ddc_mon && priv->edid_blob->length > 128) 156 ddc_mon->flags |= MONITOR_EDID_COMPLETE_RAWDATA; 157 } 158 xf86OutputSetEDID(output, ddc_mon); 159 160 for (i = 0; i < drm_connector->count_modes; i++) { 161 drm_mode = &drm_connector->modes[i]; 162 if (drm_mode) { 163 mode = calloc(1, sizeof(DisplayModeRec)); 164 if (!mode) 165 continue; 166 mode->Clock = drm_mode->clock; 167 mode->HDisplay = drm_mode->hdisplay; 168 mode->HSyncStart = drm_mode->hsync_start; 169 mode->HSyncEnd = drm_mode->hsync_end; 170 mode->HTotal = drm_mode->htotal; 171 mode->VDisplay = drm_mode->vdisplay; 172 mode->VSyncStart = drm_mode->vsync_start; 173 mode->VSyncEnd = drm_mode->vsync_end; 174 mode->VTotal = drm_mode->vtotal; 175 mode->Flags = drm_mode->flags; 176 mode->HSkew = drm_mode->hskew; 177 mode->VScan = drm_mode->vscan; 178 mode->VRefresh = xf86ModeVRefresh(mode); 179 mode->Private = (void *)drm_mode; 180 mode->type = 0; 181 if (drm_mode->type & DRM_MODE_TYPE_PREFERRED) 182 mode->type |= M_T_PREFERRED; 183 if (drm_mode->type & DRM_MODE_TYPE_DRIVER) 184 mode->type |= M_T_DRIVER; 185 xf86SetModeDefaultName(mode); 186 modes = xf86ModesAdd(modes, mode); 187 xf86PrintModeline(0, mode); 188 } 189 } 190 191 return modes; 192 } 193 194 static int 195 output_mode_valid(xf86OutputPtr output, DisplayModePtr pMode) 196 { 197 modesettingPtr ms = modesettingPTR(output->scrn); 198 CustomizerPtr cust = ms->cust; 199 200 if (cust && cust->winsys_check_fb_size && 201 !cust->winsys_check_fb_size(cust, pMode->HDisplay * 202 output->scrn->bitsPerPixel / 8, 203 pMode->VDisplay)) 204 return MODE_BAD; 205 206 return MODE_OK; 207 } 208 209 #ifdef RANDR_12_INTERFACE 210 static Bool 211 output_set_property(xf86OutputPtr output, Atom property, RRPropertyValuePtr value) 212 { 213 return TRUE; 214 } 215 #endif /* RANDR_12_INTERFACE */ 216 217 #ifdef RANDR_13_INTERFACE 218 static Bool 219 output_get_property(xf86OutputPtr output, Atom property) 220 { 221 return TRUE; 222 } 223 #endif /* RANDR_13_INTERFACE */ 224 225 static void 226 output_destroy(xf86OutputPtr output) 227 { 228 struct output_private *priv = output->driver_private; 229 if (priv->edid_blob) 230 drmModeFreePropertyBlob(priv->edid_blob); 231 drmModeFreeConnector(priv->drm_connector); 232 free(priv); 233 output->driver_private = NULL; 234 } 235 236 static const xf86OutputFuncsRec output_funcs = { 237 .create_resources = output_create_resources, 238 #ifdef RANDR_12_INTERFACE 239 .set_property = output_set_property, 240 #endif 241 #ifdef RANDR_13_INTERFACE 242 .get_property = output_get_property, 243 #endif 244 .dpms = output_dpms, 245 .detect = output_detect, 246 247 .get_modes = output_get_modes, 248 .mode_valid = output_mode_valid, 249 .destroy = output_destroy, 250 }; 251 252 void 253 xorg_output_init(ScrnInfoPtr pScrn) 254 { 255 modesettingPtr ms = modesettingPTR(pScrn); 256 xf86OutputPtr output; 257 drmModeResPtr res; 258 drmModeConnectorPtr drm_connector = NULL; 259 drmModeEncoderPtr drm_encoder = NULL; 260 struct output_private *priv; 261 char name[32]; 262 int c, v, p; 263 264 res = drmModeGetResources(ms->fd); 265 if (res == 0) { 266 DRV_ERROR("Failed drmModeGetResources\n"); 267 return; 268 } 269 270 for (c = 0; c < res->count_connectors; c++) { 271 drm_connector = drmModeGetConnector(ms->fd, res->connectors[c]); 272 if (!drm_connector) 273 goto out; 274 275 #if 0 276 for (p = 0; p < drm_connector->count_props; p++) { 277 drmModePropertyPtr prop; 278 279 prop = drmModeGetProperty(ms->fd, drm_connector->props[p]); 280 281 name = NULL; 282 if (prop) { 283 ErrorF("VALUES %d\n", prop->count_values); 284 285 for (v = 0; v < prop->count_values; v++) 286 ErrorF("%s %lld\n", prop->name, prop->values[v]); 287 } 288 } 289 #else 290 (void)p; 291 (void)v; 292 #endif 293 294 snprintf(name, 32, "%s%d", 295 output_enum_list[drm_connector->connector_type], 296 drm_connector->connector_type_id); 297 298 299 priv = calloc(sizeof(*priv), 1); 300 if (!priv) { 301 continue; 302 } 303 304 output = xf86OutputCreate(pScrn, &output_funcs, name); 305 if (!output) { 306 free(priv); 307 continue; 308 } 309 310 drm_encoder = drmModeGetEncoder(ms->fd, drm_connector->encoders[0]); 311 if (drm_encoder) { 312 output->possible_crtcs = drm_encoder->possible_crtcs; 313 output->possible_clones = drm_encoder->possible_clones; 314 } else { 315 output->possible_crtcs = 0; 316 output->possible_clones = 0; 317 } 318 priv->c = c; 319 priv->drm_connector = drm_connector; 320 priv->fd = ms->fd; 321 output->driver_private = priv; 322 output->subpixel_order = SubPixelHorizontalRGB; 323 output->interlaceAllowed = FALSE; 324 output->doubleScanAllowed = FALSE; 325 } 326 327 out: 328 drmModeFreeResources(res); 329 } 330 331 unsigned 332 xorg_output_get_id(xf86OutputPtr output) 333 { 334 struct output_private *priv = output->driver_private; 335 return priv->drm_connector->connector_id; 336 } 337 338 /* vim: set sw=4 ts=8 sts=4: */ 339