psb_drv.c revision b6195aab9ca63a4f6911365f36eb091666fcb15a
1/************************************************************************** 2 * Copyright (c) 2007-2011, Intel Corporation. 3 * All Rights Reserved. 4 * Copyright (c) 2008, Tungsten Graphics, Inc. Cedar Park, TX., USA. 5 * All Rights Reserved. 6 * 7 * This program is free software; you can redistribute it and/or modify it 8 * under the terms and conditions of the GNU General Public License, 9 * version 2, as published by the Free Software Foundation. 10 * 11 * This program is distributed in the hope it will be useful, but WITHOUT 12 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or 13 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for 14 * more details. 15 * 16 * You should have received a copy of the GNU General Public License along with 17 * this program; if not, write to the Free Software Foundation, Inc., 18 * 51 Franklin St - Fifth Floor, Boston, MA 02110-1301 USA. 19 * 20 **************************************************************************/ 21 22#include <drm/drmP.h> 23#include <drm/drm.h> 24#include "gma_drm.h" 25#include "psb_drv.h" 26#include "framebuffer.h" 27#include "psb_reg.h" 28#include "psb_intel_reg.h" 29#include "intel_bios.h" 30#include "mid_bios.h" 31#include <drm/drm_pciids.h> 32#include "power.h" 33#include <linux/cpu.h> 34#include <linux/notifier.h> 35#include <linux/spinlock.h> 36#include <linux/pm_runtime.h> 37#include <acpi/video.h> 38#include <linux/module.h> 39 40static int drm_psb_trap_pagefaults; 41 42int drm_psb_no_fb; 43 44static int psb_probe(struct pci_dev *pdev, const struct pci_device_id *ent); 45 46MODULE_PARM_DESC(no_fb, "Disable FBdev"); 47MODULE_PARM_DESC(trap_pagefaults, "Error and reset on MMU pagefaults"); 48module_param_named(no_fb, drm_psb_no_fb, int, 0600); 49module_param_named(trap_pagefaults, drm_psb_trap_pagefaults, int, 0600); 50 51 52static DEFINE_PCI_DEVICE_TABLE(pciidlist) = { 53 { 0x8086, 0x8108, PCI_ANY_ID, PCI_ANY_ID, 0, 0, (long) &psb_chip_ops }, 54 { 0x8086, 0x8109, PCI_ANY_ID, PCI_ANY_ID, 0, 0, (long) &psb_chip_ops }, 55#if defined(CONFIG_DRM_GMA600) 56 { 0x8086, 0x4100, PCI_ANY_ID, PCI_ANY_ID, 0, 0, (long) &oaktrail_chip_ops}, 57 { 0x8086, 0x4101, PCI_ANY_ID, PCI_ANY_ID, 0, 0, (long) &oaktrail_chip_ops}, 58 { 0x8086, 0x4102, PCI_ANY_ID, PCI_ANY_ID, 0, 0, (long) &oaktrail_chip_ops}, 59 { 0x8086, 0x4103, PCI_ANY_ID, PCI_ANY_ID, 0, 0, (long) &oaktrail_chip_ops}, 60 { 0x8086, 0x4104, PCI_ANY_ID, PCI_ANY_ID, 0, 0, (long) &oaktrail_chip_ops}, 61 { 0x8086, 0x4105, PCI_ANY_ID, PCI_ANY_ID, 0, 0, (long) &oaktrail_chip_ops}, 62 { 0x8086, 0x4106, PCI_ANY_ID, PCI_ANY_ID, 0, 0, (long) &oaktrail_chip_ops}, 63 { 0x8086, 0x4107, PCI_ANY_ID, PCI_ANY_ID, 0, 0, (long) &oaktrail_chip_ops}, 64 /* Atom E620 */ 65 { 0x8086, 0x4108, PCI_ANY_ID, PCI_ANY_ID, 0, 0, (long) &oaktrail_chip_ops}, 66#endif 67#if defined(CONFIG_DRM_GMA3600) 68 { 0x8086, 0x0be0, PCI_ANY_ID, PCI_ANY_ID, 0, 0, (long) &cdv_chip_ops}, 69 { 0x8086, 0x0be1, PCI_ANY_ID, PCI_ANY_ID, 0, 0, (long) &cdv_chip_ops}, 70 { 0x8086, 0x0be2, PCI_ANY_ID, PCI_ANY_ID, 0, 0, (long) &cdv_chip_ops}, 71 { 0x8086, 0x0be3, PCI_ANY_ID, PCI_ANY_ID, 0, 0, (long) &cdv_chip_ops}, 72 { 0x8086, 0x0be4, PCI_ANY_ID, PCI_ANY_ID, 0, 0, (long) &cdv_chip_ops}, 73 { 0x8086, 0x0be5, PCI_ANY_ID, PCI_ANY_ID, 0, 0, (long) &cdv_chip_ops}, 74 { 0x8086, 0x0be6, PCI_ANY_ID, PCI_ANY_ID, 0, 0, (long) &cdv_chip_ops}, 75 { 0x8086, 0x0be7, PCI_ANY_ID, PCI_ANY_ID, 0, 0, (long) &cdv_chip_ops}, 76#endif 77 { 0, 0, 0} 78}; 79MODULE_DEVICE_TABLE(pci, pciidlist); 80 81/* 82 * Standard IOCTLs. 83 */ 84 85#define DRM_IOCTL_PSB_ADB \ 86 DRM_IOWR(DRM_GMA_ADB + DRM_COMMAND_BASE, uint32_t) 87#define DRM_IOCTL_PSB_MODE_OPERATION \ 88 DRM_IOWR(DRM_GMA_MODE_OPERATION + DRM_COMMAND_BASE, \ 89 struct drm_psb_mode_operation_arg) 90#define DRM_IOCTL_PSB_STOLEN_MEMORY \ 91 DRM_IOWR(DRM_GMA_STOLEN_MEMORY + DRM_COMMAND_BASE, \ 92 struct drm_psb_stolen_memory_arg) 93#define DRM_IOCTL_PSB_GAMMA \ 94 DRM_IOWR(DRM_GMA_GAMMA + DRM_COMMAND_BASE, \ 95 struct drm_psb_dpst_lut_arg) 96#define DRM_IOCTL_PSB_DPST_BL \ 97 DRM_IOWR(DRM_GMA_DPST_BL + DRM_COMMAND_BASE, \ 98 uint32_t) 99#define DRM_IOCTL_PSB_GET_PIPE_FROM_CRTC_ID \ 100 DRM_IOWR(DRM_GMA_GET_PIPE_FROM_CRTC_ID + DRM_COMMAND_BASE, \ 101 struct drm_psb_get_pipe_from_crtc_id_arg) 102#define DRM_IOCTL_PSB_GEM_CREATE \ 103 DRM_IOWR(DRM_GMA_GEM_CREATE + DRM_COMMAND_BASE, \ 104 struct drm_psb_gem_create) 105#define DRM_IOCTL_PSB_GEM_MMAP \ 106 DRM_IOWR(DRM_GMA_GEM_MMAP + DRM_COMMAND_BASE, \ 107 struct drm_psb_gem_mmap) 108 109static int psb_adb_ioctl(struct drm_device *dev, void *data, 110 struct drm_file *file_priv); 111static int psb_mode_operation_ioctl(struct drm_device *dev, void *data, 112 struct drm_file *file_priv); 113static int psb_stolen_memory_ioctl(struct drm_device *dev, void *data, 114 struct drm_file *file_priv); 115static int psb_gamma_ioctl(struct drm_device *dev, void *data, 116 struct drm_file *file_priv); 117static int psb_dpst_bl_ioctl(struct drm_device *dev, void *data, 118 struct drm_file *file_priv); 119 120#define PSB_IOCTL_DEF(ioctl, func, flags) \ 121 [DRM_IOCTL_NR(ioctl) - DRM_COMMAND_BASE] = {ioctl, flags, func} 122 123static struct drm_ioctl_desc psb_ioctls[] = { 124 PSB_IOCTL_DEF(DRM_IOCTL_PSB_ADB, psb_adb_ioctl, DRM_AUTH), 125 PSB_IOCTL_DEF(DRM_IOCTL_PSB_MODE_OPERATION, psb_mode_operation_ioctl, 126 DRM_AUTH), 127 PSB_IOCTL_DEF(DRM_IOCTL_PSB_STOLEN_MEMORY, psb_stolen_memory_ioctl, 128 DRM_AUTH), 129 PSB_IOCTL_DEF(DRM_IOCTL_PSB_GAMMA, psb_gamma_ioctl, DRM_AUTH), 130 PSB_IOCTL_DEF(DRM_IOCTL_PSB_DPST_BL, psb_dpst_bl_ioctl, DRM_AUTH), 131 PSB_IOCTL_DEF(DRM_IOCTL_PSB_GET_PIPE_FROM_CRTC_ID, 132 psb_intel_get_pipe_from_crtc_id, 0), 133 PSB_IOCTL_DEF(DRM_IOCTL_PSB_GEM_CREATE, psb_gem_create_ioctl, 134 DRM_UNLOCKED | DRM_AUTH), 135 PSB_IOCTL_DEF(DRM_IOCTL_PSB_GEM_MMAP, psb_gem_mmap_ioctl, 136 DRM_UNLOCKED | DRM_AUTH), 137}; 138 139static void psb_lastclose(struct drm_device *dev) 140{ 141 return; 142} 143 144static void psb_do_takedown(struct drm_device *dev) 145{ 146} 147 148static int psb_do_init(struct drm_device *dev) 149{ 150 struct drm_psb_private *dev_priv = dev->dev_private; 151 struct psb_gtt *pg = &dev_priv->gtt; 152 153 uint32_t stolen_gtt; 154 155 int ret = -ENOMEM; 156 157 if (pg->mmu_gatt_start & 0x0FFFFFFF) { 158 dev_err(dev->dev, "Gatt must be 256M aligned. This is a bug.\n"); 159 ret = -EINVAL; 160 goto out_err; 161 } 162 163 164 stolen_gtt = (pg->stolen_size >> PAGE_SHIFT) * 4; 165 stolen_gtt = (stolen_gtt + PAGE_SIZE - 1) >> PAGE_SHIFT; 166 stolen_gtt = 167 (stolen_gtt < pg->gtt_pages) ? stolen_gtt : pg->gtt_pages; 168 169 dev_priv->gatt_free_offset = pg->mmu_gatt_start + 170 (stolen_gtt << PAGE_SHIFT) * 1024; 171 172 if (1 || drm_debug) { 173 uint32_t core_id = PSB_RSGX32(PSB_CR_CORE_ID); 174 uint32_t core_rev = PSB_RSGX32(PSB_CR_CORE_REVISION); 175 DRM_INFO("SGX core id = 0x%08x\n", core_id); 176 DRM_INFO("SGX core rev major = 0x%02x, minor = 0x%02x\n", 177 (core_rev & _PSB_CC_REVISION_MAJOR_MASK) >> 178 _PSB_CC_REVISION_MAJOR_SHIFT, 179 (core_rev & _PSB_CC_REVISION_MINOR_MASK) >> 180 _PSB_CC_REVISION_MINOR_SHIFT); 181 DRM_INFO 182 ("SGX core rev maintenance = 0x%02x, designer = 0x%02x\n", 183 (core_rev & _PSB_CC_REVISION_MAINTENANCE_MASK) >> 184 _PSB_CC_REVISION_MAINTENANCE_SHIFT, 185 (core_rev & _PSB_CC_REVISION_DESIGNER_MASK) >> 186 _PSB_CC_REVISION_DESIGNER_SHIFT); 187 } 188 189 190 spin_lock_init(&dev_priv->irqmask_lock); 191 spin_lock_init(&dev_priv->lock_2d); 192 193 PSB_WSGX32(0x00000000, PSB_CR_BIF_BANK0); 194 PSB_WSGX32(0x00000000, PSB_CR_BIF_BANK1); 195 PSB_RSGX32(PSB_CR_BIF_BANK1); 196 PSB_WSGX32(PSB_RSGX32(PSB_CR_BIF_CTRL) | _PSB_MMU_ER_MASK, 197 PSB_CR_BIF_CTRL); 198 psb_spank(dev_priv); 199 200 /* mmu_gatt ?? */ 201 PSB_WSGX32(pg->gatt_start, PSB_CR_BIF_TWOD_REQ_BASE); 202 return 0; 203out_err: 204 psb_do_takedown(dev); 205 return ret; 206} 207 208static int psb_driver_unload(struct drm_device *dev) 209{ 210 struct drm_psb_private *dev_priv = dev->dev_private; 211 212 /* Kill vblank etc here */ 213 214 gma_backlight_exit(dev); 215 216 if (drm_psb_no_fb == 0) 217 psb_modeset_cleanup(dev); 218 219 if (dev_priv) { 220 psb_lid_timer_takedown(dev_priv); 221 gma_intel_opregion_exit(dev); 222 223 if (dev_priv->ops->chip_teardown) 224 dev_priv->ops->chip_teardown(dev); 225 psb_do_takedown(dev); 226 227 228 if (dev_priv->pf_pd) { 229 psb_mmu_free_pagedir(dev_priv->pf_pd); 230 dev_priv->pf_pd = NULL; 231 } 232 if (dev_priv->mmu) { 233 struct psb_gtt *pg = &dev_priv->gtt; 234 235 down_read(&pg->sem); 236 psb_mmu_remove_pfn_sequence( 237 psb_mmu_get_default_pd 238 (dev_priv->mmu), 239 pg->mmu_gatt_start, 240 dev_priv->vram_stolen_size >> PAGE_SHIFT); 241 up_read(&pg->sem); 242 psb_mmu_driver_takedown(dev_priv->mmu); 243 dev_priv->mmu = NULL; 244 } 245 psb_gtt_takedown(dev); 246 if (dev_priv->scratch_page) { 247 __free_page(dev_priv->scratch_page); 248 dev_priv->scratch_page = NULL; 249 } 250 if (dev_priv->vdc_reg) { 251 iounmap(dev_priv->vdc_reg); 252 dev_priv->vdc_reg = NULL; 253 } 254 if (dev_priv->sgx_reg) { 255 iounmap(dev_priv->sgx_reg); 256 dev_priv->sgx_reg = NULL; 257 } 258 259 kfree(dev_priv); 260 dev->dev_private = NULL; 261 262 /*destroy VBT data*/ 263 psb_intel_destroy_bios(dev); 264 } 265 266 gma_power_uninit(dev); 267 268 return 0; 269} 270 271 272static int psb_driver_load(struct drm_device *dev, unsigned long chipset) 273{ 274 struct drm_psb_private *dev_priv; 275 unsigned long resource_start; 276 struct psb_gtt *pg; 277 unsigned long irqflags; 278 int ret = -ENOMEM; 279 uint32_t tt_pages; 280 struct drm_connector *connector; 281 struct psb_intel_encoder *psb_intel_encoder; 282 283 dev_priv = kzalloc(sizeof(*dev_priv), GFP_KERNEL); 284 if (dev_priv == NULL) 285 return -ENOMEM; 286 287 dev_priv->ops = (struct psb_ops *)chipset; 288 dev_priv->dev = dev; 289 dev->dev_private = (void *) dev_priv; 290 291 if (!IS_PSB(dev)) { 292 if (pci_enable_msi(dev->pdev)) 293 dev_warn(dev->dev, "Enabling MSI failed!\n"); 294 } 295 296 dev_priv->num_pipe = dev_priv->ops->pipes; 297 298 resource_start = pci_resource_start(dev->pdev, PSB_MMIO_RESOURCE); 299 300 dev_priv->vdc_reg = 301 ioremap(resource_start + PSB_VDC_OFFSET, PSB_VDC_SIZE); 302 if (!dev_priv->vdc_reg) 303 goto out_err; 304 305 dev_priv->sgx_reg = ioremap(resource_start + dev_priv->ops->sgx_offset, 306 PSB_SGX_SIZE); 307 if (!dev_priv->sgx_reg) 308 goto out_err; 309 310 ret = dev_priv->ops->chip_setup(dev); 311 if (ret) 312 goto out_err; 313 314 /* Init OSPM support */ 315 gma_power_init(dev); 316 317 ret = -ENOMEM; 318 319 dev_priv->scratch_page = alloc_page(GFP_DMA32 | __GFP_ZERO); 320 if (!dev_priv->scratch_page) 321 goto out_err; 322 323 set_pages_uc(dev_priv->scratch_page, 1); 324 325 ret = psb_gtt_init(dev, 0); 326 if (ret) 327 goto out_err; 328 329 dev_priv->mmu = psb_mmu_driver_init((void *)0, 330 drm_psb_trap_pagefaults, 0, 331 dev_priv); 332 if (!dev_priv->mmu) 333 goto out_err; 334 335 pg = &dev_priv->gtt; 336 337 tt_pages = (pg->gatt_pages < PSB_TT_PRIV0_PLIMIT) ? 338 (pg->gatt_pages) : PSB_TT_PRIV0_PLIMIT; 339 340 341 dev_priv->pf_pd = psb_mmu_alloc_pd(dev_priv->mmu, 1, 0); 342 if (!dev_priv->pf_pd) 343 goto out_err; 344 345 psb_mmu_set_pd_context(psb_mmu_get_default_pd(dev_priv->mmu), 0); 346 psb_mmu_set_pd_context(dev_priv->pf_pd, 1); 347 348 ret = psb_do_init(dev); 349 if (ret) 350 return ret; 351 352 PSB_WSGX32(0x20000000, PSB_CR_PDS_EXEC_BASE); 353 PSB_WSGX32(0x30000000, PSB_CR_BIF_3D_REQ_BASE); 354 355/* igd_opregion_init(&dev_priv->opregion_dev); */ 356 acpi_video_register(); 357 if (dev_priv->lid_state) 358 psb_lid_timer_init(dev_priv); 359 360 ret = drm_vblank_init(dev, dev_priv->num_pipe); 361 if (ret) 362 goto out_err; 363 364 /* 365 * Install interrupt handlers prior to powering off SGX or else we will 366 * crash. 367 */ 368 dev_priv->vdc_irq_mask = 0; 369 dev_priv->pipestat[0] = 0; 370 dev_priv->pipestat[1] = 0; 371 dev_priv->pipestat[2] = 0; 372 spin_lock_irqsave(&dev_priv->irqmask_lock, irqflags); 373 PSB_WVDC32(0xFFFFFFFF, PSB_HWSTAM); 374 PSB_WVDC32(0x00000000, PSB_INT_ENABLE_R); 375 PSB_WVDC32(0xFFFFFFFF, PSB_INT_MASK_R); 376 spin_unlock_irqrestore(&dev_priv->irqmask_lock, irqflags); 377 if (IS_PSB(dev) && drm_core_check_feature(dev, DRIVER_MODESET)) 378 drm_irq_install(dev); 379 380 dev->vblank_disable_allowed = 1; 381 382 dev->max_vblank_count = 0xffffff; /* only 24 bits of frame count */ 383 384 dev->driver->get_vblank_counter = psb_get_vblank_counter; 385 386 if (drm_psb_no_fb == 0) { 387 psb_modeset_init(dev); 388 psb_fbdev_init(dev); 389 drm_kms_helper_poll_init(dev); 390 } 391 392 /* Only add backlight support if we have LVDS output */ 393 list_for_each_entry(connector, &dev->mode_config.connector_list, 394 head) { 395 psb_intel_encoder = psb_intel_attached_encoder(connector); 396 397 switch (psb_intel_encoder->type) { 398 case INTEL_OUTPUT_LVDS: 399 case INTEL_OUTPUT_MIPI: 400 ret = gma_backlight_init(dev); 401 break; 402 } 403 } 404 405 if (ret) 406 return ret; 407#if 0 408 /*enable runtime pm at last*/ 409 pm_runtime_enable(&dev->pdev->dev); 410 pm_runtime_set_active(&dev->pdev->dev); 411#endif 412 /*Intel drm driver load is done, continue doing pvr load*/ 413 return 0; 414out_err: 415 psb_driver_unload(dev); 416 return ret; 417} 418 419int psb_driver_device_is_agp(struct drm_device *dev) 420{ 421 return 0; 422} 423 424static inline void get_brightness(struct backlight_device *bd) 425{ 426#ifdef CONFIG_BACKLIGHT_CLASS_DEVICE 427 if (bd) { 428 bd->props.brightness = bd->ops->get_brightness(bd); 429 backlight_update_status(bd); 430 } 431#endif 432} 433 434static int psb_dpst_bl_ioctl(struct drm_device *dev, void *data, 435 struct drm_file *file_priv) 436{ 437 struct drm_psb_private *dev_priv = psb_priv(dev); 438 uint32_t *arg = data; 439 440 dev_priv->blc_adj2 = *arg; 441 get_brightness(dev_priv->backlight_device); 442 return 0; 443} 444 445static int psb_adb_ioctl(struct drm_device *dev, void *data, 446 struct drm_file *file_priv) 447{ 448 struct drm_psb_private *dev_priv = psb_priv(dev); 449 uint32_t *arg = data; 450 451 dev_priv->blc_adj1 = *arg; 452 get_brightness(dev_priv->backlight_device); 453 return 0; 454} 455 456static int psb_gamma_ioctl(struct drm_device *dev, void *data, 457 struct drm_file *file_priv) 458{ 459 struct drm_psb_dpst_lut_arg *lut_arg = data; 460 struct drm_mode_object *obj; 461 struct drm_crtc *crtc; 462 struct drm_connector *connector; 463 struct psb_intel_crtc *psb_intel_crtc; 464 int i = 0; 465 int32_t obj_id; 466 467 obj_id = lut_arg->output_id; 468 obj = drm_mode_object_find(dev, obj_id, DRM_MODE_OBJECT_CONNECTOR); 469 if (!obj) { 470 dev_dbg(dev->dev, "Invalid Connector object.\n"); 471 return -EINVAL; 472 } 473 474 connector = obj_to_connector(obj); 475 crtc = connector->encoder->crtc; 476 psb_intel_crtc = to_psb_intel_crtc(crtc); 477 478 for (i = 0; i < 256; i++) 479 psb_intel_crtc->lut_adj[i] = lut_arg->lut[i]; 480 481 psb_intel_crtc_load_lut(crtc); 482 483 return 0; 484} 485 486static int psb_mode_operation_ioctl(struct drm_device *dev, void *data, 487 struct drm_file *file_priv) 488{ 489 uint32_t obj_id; 490 uint16_t op; 491 struct drm_mode_modeinfo *umode; 492 struct drm_display_mode *mode = NULL; 493 struct drm_psb_mode_operation_arg *arg; 494 struct drm_mode_object *obj; 495 struct drm_connector *connector; 496 struct drm_connector_helper_funcs *connector_funcs; 497 int ret = 0; 498 int resp = MODE_OK; 499 500 arg = (struct drm_psb_mode_operation_arg *)data; 501 obj_id = arg->obj_id; 502 op = arg->operation; 503 504 switch (op) { 505 case PSB_MODE_OPERATION_MODE_VALID: 506 umode = &arg->mode; 507 508 mutex_lock(&dev->mode_config.mutex); 509 510 obj = drm_mode_object_find(dev, obj_id, 511 DRM_MODE_OBJECT_CONNECTOR); 512 if (!obj) { 513 ret = -EINVAL; 514 goto mode_op_out; 515 } 516 517 connector = obj_to_connector(obj); 518 519 mode = drm_mode_create(dev); 520 if (!mode) { 521 ret = -ENOMEM; 522 goto mode_op_out; 523 } 524 525 /* drm_crtc_convert_umode(mode, umode); */ 526 { 527 mode->clock = umode->clock; 528 mode->hdisplay = umode->hdisplay; 529 mode->hsync_start = umode->hsync_start; 530 mode->hsync_end = umode->hsync_end; 531 mode->htotal = umode->htotal; 532 mode->hskew = umode->hskew; 533 mode->vdisplay = umode->vdisplay; 534 mode->vsync_start = umode->vsync_start; 535 mode->vsync_end = umode->vsync_end; 536 mode->vtotal = umode->vtotal; 537 mode->vscan = umode->vscan; 538 mode->vrefresh = umode->vrefresh; 539 mode->flags = umode->flags; 540 mode->type = umode->type; 541 strncpy(mode->name, umode->name, DRM_DISPLAY_MODE_LEN); 542 mode->name[DRM_DISPLAY_MODE_LEN-1] = 0; 543 } 544 545 connector_funcs = (struct drm_connector_helper_funcs *) 546 connector->helper_private; 547 548 if (connector_funcs->mode_valid) { 549 resp = connector_funcs->mode_valid(connector, mode); 550 arg->data = resp; 551 } 552 553 /*do some clean up work*/ 554 if (mode) 555 drm_mode_destroy(dev, mode); 556mode_op_out: 557 mutex_unlock(&dev->mode_config.mutex); 558 return ret; 559 560 default: 561 dev_dbg(dev->dev, "Unsupported psb mode operation\n"); 562 return -EOPNOTSUPP; 563 } 564 565 return 0; 566} 567 568static int psb_stolen_memory_ioctl(struct drm_device *dev, void *data, 569 struct drm_file *file_priv) 570{ 571 struct drm_psb_private *dev_priv = psb_priv(dev); 572 struct drm_psb_stolen_memory_arg *arg = data; 573 574 arg->base = dev_priv->stolen_base; 575 arg->size = dev_priv->vram_stolen_size; 576 577 return 0; 578} 579 580static int psb_driver_open(struct drm_device *dev, struct drm_file *priv) 581{ 582 return 0; 583} 584 585static void psb_driver_close(struct drm_device *dev, struct drm_file *priv) 586{ 587} 588 589static long psb_unlocked_ioctl(struct file *filp, unsigned int cmd, 590 unsigned long arg) 591{ 592 struct drm_file *file_priv = filp->private_data; 593 struct drm_device *dev = file_priv->minor->dev; 594 struct drm_psb_private *dev_priv = dev->dev_private; 595 static unsigned int runtime_allowed; 596 597 if (runtime_allowed == 1 && dev_priv->is_lvds_on) { 598 runtime_allowed++; 599 pm_runtime_allow(&dev->pdev->dev); 600 dev_priv->rpm_enabled = 1; 601 } 602 return drm_ioctl(filp, cmd, arg); 603 /* FIXME: do we need to wrap the other side of this */ 604} 605 606 607/* When a client dies: 608 * - Check for and clean up flipped page state 609 */ 610void psb_driver_preclose(struct drm_device *dev, struct drm_file *priv) 611{ 612} 613 614static void psb_remove(struct pci_dev *pdev) 615{ 616 struct drm_device *dev = pci_get_drvdata(pdev); 617 drm_put_dev(dev); 618} 619 620static const struct dev_pm_ops psb_pm_ops = { 621 .resume = gma_power_resume, 622 .suspend = gma_power_suspend, 623 .runtime_suspend = psb_runtime_suspend, 624 .runtime_resume = psb_runtime_resume, 625 .runtime_idle = psb_runtime_idle, 626}; 627 628static struct vm_operations_struct psb_gem_vm_ops = { 629 .fault = psb_gem_fault, 630 .open = drm_gem_vm_open, 631 .close = drm_gem_vm_close, 632}; 633 634static const struct file_operations psb_gem_fops = { 635 .owner = THIS_MODULE, 636 .open = drm_open, 637 .release = drm_release, 638 .unlocked_ioctl = psb_unlocked_ioctl, 639 .mmap = drm_gem_mmap, 640 .poll = drm_poll, 641 .fasync = drm_fasync, 642 .read = drm_read, 643}; 644 645static struct drm_driver driver = { 646 .driver_features = DRIVER_HAVE_IRQ | DRIVER_IRQ_SHARED | \ 647 DRIVER_IRQ_VBL | DRIVER_MODESET | DRIVER_GEM , 648 .load = psb_driver_load, 649 .unload = psb_driver_unload, 650 651 .ioctls = psb_ioctls, 652 .num_ioctls = DRM_ARRAY_SIZE(psb_ioctls), 653 .device_is_agp = psb_driver_device_is_agp, 654 .irq_preinstall = psb_irq_preinstall, 655 .irq_postinstall = psb_irq_postinstall, 656 .irq_uninstall = psb_irq_uninstall, 657 .irq_handler = psb_irq_handler, 658 .enable_vblank = psb_enable_vblank, 659 .disable_vblank = psb_disable_vblank, 660 .get_vblank_counter = psb_get_vblank_counter, 661 .lastclose = psb_lastclose, 662 .open = psb_driver_open, 663 .preclose = psb_driver_preclose, 664 .postclose = psb_driver_close, 665 .reclaim_buffers = drm_core_reclaim_buffers, 666 667 .gem_init_object = psb_gem_init_object, 668 .gem_free_object = psb_gem_free_object, 669 .gem_vm_ops = &psb_gem_vm_ops, 670 .dumb_create = psb_gem_dumb_create, 671 .dumb_map_offset = psb_gem_dumb_map_gtt, 672 .dumb_destroy = psb_gem_dumb_destroy, 673 .fops = &psb_gem_fops, 674 .name = DRIVER_NAME, 675 .desc = DRIVER_DESC, 676 .date = PSB_DRM_DRIVER_DATE, 677 .major = PSB_DRM_DRIVER_MAJOR, 678 .minor = PSB_DRM_DRIVER_MINOR, 679 .patchlevel = PSB_DRM_DRIVER_PATCHLEVEL 680}; 681 682static struct pci_driver psb_pci_driver = { 683 .name = DRIVER_NAME, 684 .id_table = pciidlist, 685 .probe = psb_probe, 686 .remove = psb_remove, 687 .driver.pm = &psb_pm_ops, 688}; 689 690static int psb_probe(struct pci_dev *pdev, const struct pci_device_id *ent) 691{ 692 return drm_get_pci_dev(pdev, ent, &driver); 693} 694 695static int __init psb_init(void) 696{ 697 return drm_pci_init(&driver, &psb_pci_driver); 698} 699 700static void __exit psb_exit(void) 701{ 702 drm_pci_exit(&driver, &psb_pci_driver); 703} 704 705late_initcall(psb_init); 706module_exit(psb_exit); 707 708MODULE_AUTHOR("Alan Cox <alan@linux.intel.com> and others"); 709MODULE_DESCRIPTION(DRIVER_DESC); 710MODULE_LICENSE("GPL"); 711