1 /* 2 * Copyright 2011 Joakim Sindholt <opensource (at) zhasha.com> 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 * on the rights to use, copy, modify, merge, publish, distribute, sub 8 * license, and/or sell copies of the Software, and to permit persons to whom 9 * the 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 NON-INFRINGEMENT. IN NO EVENT SHALL 18 * THE AUTHOR(S) AND/OR THEIR SUPPLIERS BE LIABLE FOR ANY CLAIM, 19 * DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR 20 * OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE 21 * USE OR OTHER DEALINGS IN THE SOFTWARE. */ 22 23 /* XXX: header order is slightly screwy here */ 24 #include "loader.h" 25 26 #include "adapter9.h" 27 28 #include "pipe-loader/pipe_loader.h" 29 30 #include "pipe/p_screen.h" 31 #include "pipe/p_state.h" 32 33 #include "target-helpers/drm_helper.h" 34 #include "target-helpers/sw_helper.h" 35 #include "state_tracker/drm_driver.h" 36 37 #include "d3dadapter/d3dadapter9.h" 38 #include "d3dadapter/drm.h" 39 40 #include "xmlconfig.h" 41 #include "xmlpool.h" 42 43 #include <drm.h> 44 #include <sys/ioctl.h> 45 #include <fcntl.h> 46 #include <stdio.h> 47 48 #define DBG_CHANNEL DBG_ADAPTER 49 50 const char __driConfigOptionsNine[] = 51 DRI_CONF_BEGIN 52 DRI_CONF_SECTION_PERFORMANCE 53 DRI_CONF_VBLANK_MODE(DRI_CONF_VBLANK_DEF_INTERVAL_1) 54 DRI_CONF_SECTION_END 55 DRI_CONF_SECTION_NINE 56 DRI_CONF_NINE_OVERRIDEVENDOR(-1) 57 DRI_CONF_NINE_THROTTLE(-2) 58 DRI_CONF_NINE_THREADSUBMIT("false") 59 DRI_CONF_NINE_ALLOWDISCARDDELAYEDRELEASE("true") 60 DRI_CONF_NINE_TEARFREEDISCARD("false") 61 DRI_CONF_NINE_CSMT(-1) 62 DRI_CONF_SECTION_END 63 DRI_CONF_END; 64 65 struct fallback_card_config { 66 const char *name; 67 unsigned vendor_id; 68 unsigned device_id; 69 } fallback_cards[] = { 70 {"NV124", 0x10de, 0x13C2}, /* NVIDIA GeForce GTX 970 */ 71 {"HAWAII", 0x1002, 0x67b1}, /* AMD Radeon R9 290 */ 72 {"Haswell Mobile", 0x8086, 0x13C2}, /* Intel Haswell Mobile */ 73 {"SVGA3D", 0x15ad, 0x0405}, /* VMware SVGA 3D */ 74 }; 75 76 /* prototypes */ 77 void 78 d3d_match_vendor_id( D3DADAPTER_IDENTIFIER9* drvid, 79 unsigned fallback_ven, 80 unsigned fallback_dev, 81 const char* fallback_name ); 82 83 void d3d_fill_driver_version(D3DADAPTER_IDENTIFIER9* drvid); 84 85 void d3d_fill_cardname(D3DADAPTER_IDENTIFIER9* drvid); 86 87 struct d3dadapter9drm_context 88 { 89 struct d3dadapter9_context base; 90 struct pipe_loader_device *dev, *swdev; 91 int fd; 92 }; 93 94 static void 95 drm_destroy( struct d3dadapter9_context *ctx ) 96 { 97 struct d3dadapter9drm_context *drm = (struct d3dadapter9drm_context *)ctx; 98 99 if (ctx->ref) 100 ctx->ref->destroy(ctx->ref); 101 /* because ref is a wrapper around hal, freeing ref frees hal too. */ 102 else if (ctx->hal) 103 ctx->hal->destroy(ctx->hal); 104 105 if (drm->swdev) 106 pipe_loader_release(&drm->swdev, 1); 107 if (drm->dev) 108 pipe_loader_release(&drm->dev, 1); 109 110 close(drm->fd); 111 FREE(ctx); 112 } 113 114 static inline void 115 get_bus_info( int fd, 116 DWORD *vendorid, 117 DWORD *deviceid, 118 DWORD *subsysid, 119 DWORD *revision ) 120 { 121 int vid, did; 122 123 if (loader_get_pci_id_for_fd(fd, &vid, &did)) { 124 DBG("PCI info: vendor=0x%04x, device=0x%04x\n", 125 vid, did); 126 *vendorid = vid; 127 *deviceid = did; 128 *subsysid = 0; 129 *revision = 0; 130 } else { 131 DBG("Unable to detect card. Faking %s\n", fallback_cards[0].name); 132 *vendorid = fallback_cards[0].vendor_id; 133 *deviceid = fallback_cards[0].device_id; 134 *subsysid = 0; 135 *revision = 0; 136 } 137 } 138 139 static inline void 140 read_descriptor( struct d3dadapter9_context *ctx, 141 int fd, int override_vendorid ) 142 { 143 unsigned i; 144 BOOL found; 145 D3DADAPTER_IDENTIFIER9 *drvid = &ctx->identifier; 146 147 memset(drvid, 0, sizeof(*drvid)); 148 get_bus_info(fd, &drvid->VendorId, &drvid->DeviceId, 149 &drvid->SubSysId, &drvid->Revision); 150 snprintf(drvid->DeviceName, sizeof(drvid->DeviceName), 151 "Gallium 0.4 with %s", ctx->hal->get_vendor(ctx->hal)); 152 strncpy(drvid->Description, ctx->hal->get_name(ctx->hal), 153 sizeof(drvid->Description)); 154 155 if (override_vendorid > 0) { 156 found = FALSE; 157 /* fill in device_id and card name for fake vendor */ 158 for (i = 0; i < sizeof(fallback_cards)/sizeof(fallback_cards[0]); i++) { 159 if (fallback_cards[i].vendor_id == override_vendorid) { 160 DBG("Faking card '%s' vendor 0x%04x, device 0x%04x\n", 161 fallback_cards[i].name, 162 fallback_cards[i].vendor_id, 163 fallback_cards[i].device_id); 164 drvid->VendorId = fallback_cards[i].vendor_id; 165 drvid->DeviceId = fallback_cards[i].device_id; 166 strncpy(drvid->Description, fallback_cards[i].name, 167 sizeof(drvid->Description)); 168 found = TRUE; 169 break; 170 } 171 } 172 if (!found) { 173 DBG("Unknown fake vendor 0x%04x! Using detected vendor !\n", override_vendorid); 174 } 175 } 176 /* choose fall-back vendor if necessary to allow 177 * the following functions to return sane results */ 178 d3d_match_vendor_id(drvid, fallback_cards[0].vendor_id, fallback_cards[0].device_id, fallback_cards[0].name); 179 /* fill in driver name and version info */ 180 d3d_fill_driver_version(drvid); 181 /* override Description field with Windows like names */ 182 d3d_fill_cardname(drvid); 183 184 /* this driver isn't WHQL certified */ 185 drvid->WHQLLevel = 0; 186 187 /* this value is fixed */ 188 drvid->DeviceIdentifier.Data1 = 0xaeb2cdd4; 189 drvid->DeviceIdentifier.Data2 = 0x6e41; 190 drvid->DeviceIdentifier.Data3 = 0x43ea; 191 drvid->DeviceIdentifier.Data4[0] = 0x94; 192 drvid->DeviceIdentifier.Data4[1] = 0x1c; 193 drvid->DeviceIdentifier.Data4[2] = 0x83; 194 drvid->DeviceIdentifier.Data4[3] = 0x61; 195 drvid->DeviceIdentifier.Data4[4] = 0xcc; 196 drvid->DeviceIdentifier.Data4[5] = 0x76; 197 drvid->DeviceIdentifier.Data4[6] = 0x07; 198 drvid->DeviceIdentifier.Data4[7] = 0x81; 199 } 200 201 static HRESULT WINAPI 202 drm_create_adapter( int fd, 203 ID3DAdapter9 **ppAdapter ) 204 { 205 struct d3dadapter9drm_context *ctx = CALLOC_STRUCT(d3dadapter9drm_context); 206 HRESULT hr; 207 int different_device; 208 const struct drm_conf_ret *throttle_ret = NULL; 209 const struct drm_conf_ret *dmabuf_ret = NULL; 210 driOptionCache defaultInitOptions; 211 driOptionCache userInitOptions; 212 int throttling_value_user = -2; 213 int override_vendorid = -1; 214 215 if (!ctx) { return E_OUTOFMEMORY; } 216 217 ctx->base.destroy = drm_destroy; 218 219 /* Although the fd is provided from external source, mesa/nine 220 * takes ownership of it. */ 221 fd = loader_get_user_preferred_fd(fd, &different_device); 222 ctx->fd = fd; 223 ctx->base.linear_framebuffer = !!different_device; 224 225 if (!pipe_loader_drm_probe_fd(&ctx->dev, fd)) { 226 ERR("Failed to probe drm fd %d.\n", fd); 227 FREE(ctx); 228 close(fd); 229 return D3DERR_DRIVERINTERNALERROR; 230 } 231 232 ctx->base.hal = pipe_loader_create_screen(ctx->dev); 233 if (!ctx->base.hal) { 234 ERR("Unable to load requested driver.\n"); 235 drm_destroy(&ctx->base); 236 return D3DERR_DRIVERINTERNALERROR; 237 } 238 239 dmabuf_ret = pipe_loader_configuration(ctx->dev, DRM_CONF_SHARE_FD); 240 throttle_ret = pipe_loader_configuration(ctx->dev, DRM_CONF_THROTTLE); 241 if (!dmabuf_ret || !dmabuf_ret->val.val_bool) { 242 ERR("The driver is not capable of dma-buf sharing." 243 "Abandon to load nine state tracker\n"); 244 drm_destroy(&ctx->base); 245 return D3DERR_DRIVERINTERNALERROR; 246 } 247 248 if (throttle_ret && throttle_ret->val.val_int != -1) { 249 ctx->base.throttling = TRUE; 250 ctx->base.throttling_value = throttle_ret->val.val_int; 251 } else 252 ctx->base.throttling = FALSE; 253 254 driParseOptionInfo(&defaultInitOptions, __driConfigOptionsNine); 255 driParseConfigFiles(&userInitOptions, &defaultInitOptions, 0, "nine"); 256 if (driCheckOption(&userInitOptions, "throttle_value", DRI_INT)) { 257 throttling_value_user = driQueryOptioni(&userInitOptions, "throttle_value"); 258 if (throttling_value_user == -1) 259 ctx->base.throttling = FALSE; 260 else if (throttling_value_user >= 0) { 261 ctx->base.throttling = TRUE; 262 ctx->base.throttling_value = throttling_value_user; 263 } 264 } 265 266 if (driCheckOption(&userInitOptions, "vblank_mode", DRI_ENUM)) 267 ctx->base.vblank_mode = driQueryOptioni(&userInitOptions, "vblank_mode"); 268 else 269 ctx->base.vblank_mode = 1; 270 271 if (driCheckOption(&userInitOptions, "thread_submit", DRI_BOOL)) 272 ctx->base.thread_submit = driQueryOptionb(&userInitOptions, "thread_submit"); 273 else 274 ctx->base.thread_submit = !!different_device; 275 276 if (ctx->base.thread_submit && (throttling_value_user == -2 || throttling_value_user == 0)) { 277 ctx->base.throttling_value = 0; 278 } else if (ctx->base.thread_submit) { 279 DBG("You have set a non standard throttling value in combination with thread_submit." 280 "We advise to use a throttling value of -2/0"); 281 } 282 if (ctx->base.thread_submit && !different_device) 283 DBG("You have set thread_submit but do not use a different device than the server." 284 "You should not expect any benefit."); 285 286 if (driCheckOption(&userInitOptions, "override_vendorid", DRI_INT)) { 287 override_vendorid = driQueryOptioni(&userInitOptions, "override_vendorid"); 288 } 289 290 if (driCheckOption(&userInitOptions, "discard_delayed_release", DRI_BOOL)) 291 ctx->base.discard_delayed_release = driQueryOptionb(&userInitOptions, "discard_delayed_release"); 292 else 293 ctx->base.discard_delayed_release = TRUE; 294 295 if (driCheckOption(&userInitOptions, "tearfree_discard", DRI_BOOL)) 296 ctx->base.tearfree_discard = driQueryOptionb(&userInitOptions, "tearfree_discard"); 297 else 298 ctx->base.tearfree_discard = FALSE; 299 300 if (ctx->base.tearfree_discard && !ctx->base.discard_delayed_release) { 301 ERR("tearfree_discard requires discard_delayed_release\n"); 302 ctx->base.tearfree_discard = FALSE; 303 } 304 305 if (driCheckOption(&userInitOptions, "csmt_force", DRI_INT)) 306 ctx->base.csmt_force = driQueryOptioni(&userInitOptions, "csmt_force"); 307 else 308 ctx->base.csmt_force = -1; 309 310 driDestroyOptionCache(&userInitOptions); 311 driDestroyOptionInfo(&defaultInitOptions); 312 313 /* wrap it to create a software screen that can share resources */ 314 if (pipe_loader_sw_probe_wrapped(&ctx->swdev, ctx->base.hal)) 315 ctx->base.ref = pipe_loader_create_screen(ctx->swdev); 316 317 if (!ctx->base.ref) { 318 ERR("Couldn't wrap drm screen to swrast screen. Software devices " 319 "will be unavailable.\n"); 320 } 321 322 /* read out PCI info */ 323 read_descriptor(&ctx->base, fd, override_vendorid); 324 325 /* create and return new ID3DAdapter9 */ 326 hr = NineAdapter9_new(&ctx->base, (struct NineAdapter9 **)ppAdapter); 327 if (FAILED(hr)) { 328 drm_destroy(&ctx->base); 329 return hr; 330 } 331 332 return D3D_OK; 333 } 334 335 const struct D3DAdapter9DRM drm9_desc = { 336 .major_version = D3DADAPTER9DRM_MAJOR, 337 .minor_version = D3DADAPTER9DRM_MINOR, 338 .create_adapter = drm_create_adapter 339 }; 340