1 /* SPDX-License-Identifier: GPL-2.0-only */ 2 /************************************************************************** 3 * Copyright (c) 2007-2011, Intel Corporation. 4 * All Rights Reserved. 5 * 6 **************************************************************************/ 7 8 #ifndef _PSB_DRV_H_ 9 #define _PSB_DRV_H_ 10 11 #include <linux/kref.h> 12 #include <linux/mm_types.h> 13 14 #include <drm/drm_device.h> 15 16 #include "gma_display.h" 17 #include "gtt.h" 18 #include "intel_bios.h" 19 #include "mmu.h" 20 #include "oaktrail.h" 21 #include "opregion.h" 22 #include "power.h" 23 #include "psb_intel_drv.h" 24 #include "psb_reg.h" 25 26 #define DRIVER_AUTHOR "Alan Cox <alan@linux.intel.com> and others" 27 28 #define DRIVER_NAME "gma500" 29 #define DRIVER_DESC "DRM driver for the Intel GMA500, GMA600, GMA3600, GMA3650" 30 #define DRIVER_DATE "20140314" 31 32 #define DRIVER_MAJOR 1 33 #define DRIVER_MINOR 0 34 #define DRIVER_PATCHLEVEL 0 35 36 /* Append new drm mode definition here, align with libdrm definition */ 37 #define DRM_MODE_SCALE_NO_SCALE 2 38 39 enum { 40 CHIP_PSB_8108 = 0, /* Poulsbo */ 41 CHIP_PSB_8109 = 1, /* Poulsbo */ 42 CHIP_MRST_4100 = 2, /* Moorestown/Oaktrail */ 43 }; 44 45 #define IS_PSB(drm) ((to_pci_dev((drm)->dev)->device & 0xfffe) == 0x8108) 46 #define IS_MRST(drm) ((to_pci_dev((drm)->dev)->device & 0xfff0) == 0x4100) 47 #define IS_CDV(drm) ((to_pci_dev((drm)->dev)->device & 0xfff0) == 0x0be0) 48 49 /* Hardware offsets */ 50 #define PSB_VDC_OFFSET 0x00000000 51 #define PSB_VDC_SIZE 0x000080000 52 #define MRST_MMIO_SIZE 0x0000C0000 53 #define PSB_SGX_SIZE 0x8000 54 #define PSB_SGX_OFFSET 0x00040000 55 #define MRST_SGX_OFFSET 0x00080000 56 57 /* PCI resource identifiers */ 58 #define PSB_MMIO_RESOURCE 0 59 #define PSB_AUX_RESOURCE 0 60 #define PSB_GATT_RESOURCE 2 61 #define PSB_GTT_RESOURCE 3 62 63 /* PCI configuration */ 64 #define PSB_GMCH_CTRL 0x52 65 #define PSB_BSM 0x5C 66 #define _PSB_GMCH_ENABLED 0x4 67 #define PSB_PGETBL_CTL 0x2020 68 #define _PSB_PGETBL_ENABLED 0x00000001 69 #define PSB_SGX_2D_SLAVE_PORT 0x4000 70 #define PSB_LPC_GBA 0x44 71 72 /* TODO: To get rid of */ 73 #define PSB_TT_PRIV0_LIMIT (256*1024*1024) 74 #define PSB_TT_PRIV0_PLIMIT (PSB_TT_PRIV0_LIMIT >> PAGE_SHIFT) 75 76 /* SGX side MMU definitions (these can probably go) */ 77 78 /* Flags for external memory type field */ 79 #define PSB_MMU_CACHED_MEMORY 0x0001 /* Bind to MMU only */ 80 #define PSB_MMU_RO_MEMORY 0x0002 /* MMU RO memory */ 81 #define PSB_MMU_WO_MEMORY 0x0004 /* MMU WO memory */ 82 83 /* PTE's and PDE's */ 84 #define PSB_PDE_MASK 0x003FFFFF 85 #define PSB_PDE_SHIFT 22 86 #define PSB_PTE_SHIFT 12 87 88 /* Cache control */ 89 #define PSB_PTE_VALID 0x0001 /* PTE / PDE valid */ 90 #define PSB_PTE_WO 0x0002 /* Write only */ 91 #define PSB_PTE_RO 0x0004 /* Read only */ 92 #define PSB_PTE_CACHED 0x0008 /* CPU cache coherent */ 93 94 /* VDC registers and bits */ 95 #define PSB_MSVDX_CLOCKGATING 0x2064 96 #define PSB_TOPAZ_CLOCKGATING 0x2068 97 #define PSB_HWSTAM 0x2098 98 #define PSB_INSTPM 0x20C0 99 #define PSB_INT_IDENTITY_R 0x20A4 100 #define _PSB_IRQ_ASLE (1<<0) 101 #define _MDFLD_PIPEC_EVENT_FLAG (1<<2) 102 #define _MDFLD_PIPEC_VBLANK_FLAG (1<<3) 103 #define _PSB_DPST_PIPEB_FLAG (1<<4) 104 #define _MDFLD_PIPEB_EVENT_FLAG (1<<4) 105 #define _PSB_VSYNC_PIPEB_FLAG (1<<5) 106 #define _PSB_DPST_PIPEA_FLAG (1<<6) 107 #define _PSB_PIPEA_EVENT_FLAG (1<<6) 108 #define _PSB_VSYNC_PIPEA_FLAG (1<<7) 109 #define _PSB_IRQ_DISP_HOTSYNC (1<<17) 110 #define _PSB_IRQ_SGX_FLAG (1<<18) 111 #define _PSB_IRQ_MSVDX_FLAG (1<<19) 112 #define _LNC_IRQ_TOPAZ_FLAG (1<<20) 113 114 #define _PSB_PIPE_EVENT_FLAG (_PSB_VSYNC_PIPEA_FLAG | \ 115 _PSB_VSYNC_PIPEB_FLAG) 116 117 #define PSB_INT_IDENTITY_R 0x20A4 118 #define PSB_INT_MASK_R 0x20A8 119 #define PSB_INT_ENABLE_R 0x20A0 120 121 #define _PSB_MMU_ER_MASK 0x0001FF00 122 #define _PSB_MMU_ER_HOST (1 << 16) 123 #define GPIOA 0x5010 124 #define GPIOB 0x5014 125 #define GPIOC 0x5018 126 #define GPIOD 0x501c 127 #define GPIOE 0x5020 128 #define GPIOF 0x5024 129 #define GPIOG 0x5028 130 #define GPIOH 0x502c 131 #define GPIO_CLOCK_DIR_MASK (1 << 0) 132 #define GPIO_CLOCK_DIR_IN (0 << 1) 133 #define GPIO_CLOCK_DIR_OUT (1 << 1) 134 #define GPIO_CLOCK_VAL_MASK (1 << 2) 135 #define GPIO_CLOCK_VAL_OUT (1 << 3) 136 #define GPIO_CLOCK_VAL_IN (1 << 4) 137 #define GPIO_CLOCK_PULLUP_DISABLE (1 << 5) 138 #define GPIO_DATA_DIR_MASK (1 << 8) 139 #define GPIO_DATA_DIR_IN (0 << 9) 140 #define GPIO_DATA_DIR_OUT (1 << 9) 141 #define GPIO_DATA_VAL_MASK (1 << 10) 142 #define GPIO_DATA_VAL_OUT (1 << 11) 143 #define GPIO_DATA_VAL_IN (1 << 12) 144 #define GPIO_DATA_PULLUP_DISABLE (1 << 13) 145 146 #define VCLK_DIVISOR_VGA0 0x6000 147 #define VCLK_DIVISOR_VGA1 0x6004 148 #define VCLK_POST_DIV 0x6010 149 150 #define PSB_COMM_2D (PSB_ENGINE_2D << 4) 151 #define PSB_COMM_3D (PSB_ENGINE_3D << 4) 152 #define PSB_COMM_TA (PSB_ENGINE_TA << 4) 153 #define PSB_COMM_HP (PSB_ENGINE_HP << 4) 154 #define PSB_COMM_USER_IRQ (1024 >> 2) 155 #define PSB_COMM_USER_IRQ_LOST (PSB_COMM_USER_IRQ + 1) 156 #define PSB_COMM_FW (2048 >> 2) 157 158 #define PSB_UIRQ_VISTEST 1 159 #define PSB_UIRQ_OOM_REPLY 2 160 #define PSB_UIRQ_FIRE_TA_REPLY 3 161 #define PSB_UIRQ_FIRE_RASTER_REPLY 4 162 163 #define PSB_2D_SIZE (256*1024*1024) 164 #define PSB_MAX_RELOC_PAGES 1024 165 166 #define PSB_LOW_REG_OFFS 0x0204 167 #define PSB_HIGH_REG_OFFS 0x0600 168 169 #define PSB_NUM_VBLANKS 2 170 171 172 #define PSB_2D_SIZE (256*1024*1024) 173 #define PSB_MAX_RELOC_PAGES 1024 174 175 #define PSB_LOW_REG_OFFS 0x0204 176 #define PSB_HIGH_REG_OFFS 0x0600 177 178 #define PSB_NUM_VBLANKS 2 179 #define PSB_WATCHDOG_DELAY (HZ * 2) 180 #define PSB_LID_DELAY (HZ / 10) 181 182 #define PSB_PWR_STATE_ON 1 183 #define PSB_PWR_STATE_OFF 2 184 185 #define PSB_PMPOLICY_NOPM 0 186 #define PSB_PMPOLICY_CLOCKGATING 1 187 #define PSB_PMPOLICY_POWERDOWN 2 188 189 #define PSB_PMSTATE_POWERUP 0 190 #define PSB_PMSTATE_CLOCKGATED 1 191 #define PSB_PMSTATE_POWERDOWN 2 192 #define PSB_PCIx_MSI_ADDR_LOC 0x94 193 #define PSB_PCIx_MSI_DATA_LOC 0x98 194 195 /* Medfield crystal settings */ 196 #define KSEL_CRYSTAL_19 1 197 #define KSEL_BYPASS_19 5 198 #define KSEL_BYPASS_25 6 199 #define KSEL_BYPASS_83_100 7 200 201 struct drm_fb_helper; 202 203 struct opregion_header; 204 struct opregion_acpi; 205 struct opregion_swsci; 206 struct opregion_asle; 207 208 struct psb_intel_opregion { 209 struct opregion_header *header; 210 struct opregion_acpi *acpi; 211 struct opregion_swsci *swsci; 212 struct opregion_asle *asle; 213 void *vbt; 214 u32 __iomem *lid_state; 215 struct work_struct asle_work; 216 }; 217 218 struct sdvo_device_mapping { 219 u8 initialized; 220 u8 dvo_port; 221 u8 slave_addr; 222 u8 dvo_wiring; 223 u8 i2c_pin; 224 u8 i2c_speed; 225 u8 ddc_pin; 226 }; 227 228 struct intel_gmbus { 229 struct i2c_adapter adapter; 230 struct i2c_adapter *force_bit; 231 u32 reg0; 232 }; 233 234 /* Register offset maps */ 235 struct psb_offset { 236 u32 fp0; 237 u32 fp1; 238 u32 cntr; 239 u32 conf; 240 u32 src; 241 u32 dpll; 242 u32 dpll_md; 243 u32 htotal; 244 u32 hblank; 245 u32 hsync; 246 u32 vtotal; 247 u32 vblank; 248 u32 vsync; 249 u32 stride; 250 u32 size; 251 u32 pos; 252 u32 surf; 253 u32 addr; 254 u32 base; 255 u32 status; 256 u32 linoff; 257 u32 tileoff; 258 u32 palette; 259 }; 260 261 /* 262 * Register save state. This is used to hold the context when the 263 * device is powered off. In the case of Oaktrail this can (but does not 264 * yet) include screen blank. Operations occuring during the save 265 * update the register cache instead. 266 */ 267 268 /* Common status for pipes */ 269 struct psb_pipe { 270 u32 fp0; 271 u32 fp1; 272 u32 cntr; 273 u32 conf; 274 u32 src; 275 u32 dpll; 276 u32 dpll_md; 277 u32 htotal; 278 u32 hblank; 279 u32 hsync; 280 u32 vtotal; 281 u32 vblank; 282 u32 vsync; 283 u32 stride; 284 u32 size; 285 u32 pos; 286 u32 base; 287 u32 surf; 288 u32 addr; 289 u32 status; 290 u32 linoff; 291 u32 tileoff; 292 u32 palette[256]; 293 }; 294 295 struct psb_state { 296 uint32_t saveVCLK_DIVISOR_VGA0; 297 uint32_t saveVCLK_DIVISOR_VGA1; 298 uint32_t saveVCLK_POST_DIV; 299 uint32_t saveVGACNTRL; 300 uint32_t saveADPA; 301 uint32_t saveLVDS; 302 uint32_t saveDVOA; 303 uint32_t saveDVOB; 304 uint32_t saveDVOC; 305 uint32_t savePP_ON; 306 uint32_t savePP_OFF; 307 uint32_t savePP_CONTROL; 308 uint32_t savePP_CYCLE; 309 uint32_t savePFIT_CONTROL; 310 uint32_t saveCLOCKGATING; 311 uint32_t saveDSPARB; 312 uint32_t savePFIT_AUTO_RATIOS; 313 uint32_t savePFIT_PGM_RATIOS; 314 uint32_t savePP_ON_DELAYS; 315 uint32_t savePP_OFF_DELAYS; 316 uint32_t savePP_DIVISOR; 317 uint32_t saveBCLRPAT_A; 318 uint32_t saveBCLRPAT_B; 319 uint32_t savePERF_MODE; 320 uint32_t saveDSPFW1; 321 uint32_t saveDSPFW2; 322 uint32_t saveDSPFW3; 323 uint32_t saveDSPFW4; 324 uint32_t saveDSPFW5; 325 uint32_t saveDSPFW6; 326 uint32_t saveCHICKENBIT; 327 uint32_t saveDSPACURSOR_CTRL; 328 uint32_t saveDSPBCURSOR_CTRL; 329 uint32_t saveDSPACURSOR_BASE; 330 uint32_t saveDSPBCURSOR_BASE; 331 uint32_t saveDSPACURSOR_POS; 332 uint32_t saveDSPBCURSOR_POS; 333 uint32_t saveOV_OVADD; 334 uint32_t saveOV_OGAMC0; 335 uint32_t saveOV_OGAMC1; 336 uint32_t saveOV_OGAMC2; 337 uint32_t saveOV_OGAMC3; 338 uint32_t saveOV_OGAMC4; 339 uint32_t saveOV_OGAMC5; 340 uint32_t saveOVC_OVADD; 341 uint32_t saveOVC_OGAMC0; 342 uint32_t saveOVC_OGAMC1; 343 uint32_t saveOVC_OGAMC2; 344 uint32_t saveOVC_OGAMC3; 345 uint32_t saveOVC_OGAMC4; 346 uint32_t saveOVC_OGAMC5; 347 348 /* DPST register save */ 349 uint32_t saveHISTOGRAM_INT_CONTROL_REG; 350 uint32_t saveHISTOGRAM_LOGIC_CONTROL_REG; 351 uint32_t savePWM_CONTROL_LOGIC; 352 }; 353 354 struct cdv_state { 355 uint32_t saveDSPCLK_GATE_D; 356 uint32_t saveRAMCLK_GATE_D; 357 uint32_t saveDSPARB; 358 uint32_t saveDSPFW[6]; 359 uint32_t saveADPA; 360 uint32_t savePP_CONTROL; 361 uint32_t savePFIT_PGM_RATIOS; 362 uint32_t saveLVDS; 363 uint32_t savePFIT_CONTROL; 364 uint32_t savePP_ON_DELAYS; 365 uint32_t savePP_OFF_DELAYS; 366 uint32_t savePP_CYCLE; 367 uint32_t saveVGACNTRL; 368 uint32_t saveIER; 369 uint32_t saveIMR; 370 u8 saveLBB; 371 }; 372 373 struct psb_save_area { 374 struct psb_pipe pipe[3]; 375 uint32_t saveBSM; 376 uint32_t saveVBT; 377 union { 378 struct psb_state psb; 379 struct cdv_state cdv; 380 }; 381 uint32_t saveBLC_PWM_CTL2; 382 uint32_t saveBLC_PWM_CTL; 383 }; 384 385 struct psb_ops; 386 387 #define PSB_NUM_PIPE 3 388 389 struct intel_scu_ipc_dev; 390 391 struct drm_psb_private { 392 struct drm_device *dev; 393 struct pci_dev *aux_pdev; /* Currently only used by mrst */ 394 struct pci_dev *lpc_pdev; /* Currently only used by mrst */ 395 const struct psb_ops *ops; 396 const struct psb_offset *regmap; 397 398 struct child_device_config *child_dev; 399 int child_dev_num; 400 401 struct psb_gtt gtt; 402 403 /* GTT Memory manager */ 404 struct psb_gtt_mm *gtt_mm; 405 struct page *scratch_page; 406 u32 __iomem *gtt_map; 407 uint32_t stolen_base; 408 u8 __iomem *vram_addr; 409 unsigned long vram_stolen_size; 410 int gtt_initialized; 411 u16 gmch_ctrl; /* Saved GTT setup */ 412 u32 pge_ctl; 413 414 struct mutex gtt_mutex; 415 struct resource *gtt_mem; /* Our PCI resource */ 416 417 struct mutex mmap_mutex; 418 419 struct psb_mmu_driver *mmu; 420 struct psb_mmu_pd *pf_pd; 421 422 /* Register base */ 423 uint8_t __iomem *sgx_reg; 424 uint8_t __iomem *vdc_reg; 425 uint8_t __iomem *aux_reg; /* Auxillary vdc pipe regs */ 426 uint16_t lpc_gpio_base; 427 uint32_t gatt_free_offset; 428 429 /* Fencing / irq */ 430 uint32_t vdc_irq_mask; 431 uint32_t pipestat[PSB_NUM_PIPE]; 432 433 spinlock_t irqmask_lock; 434 435 /* Power */ 436 bool suspended; 437 bool display_power; 438 int display_count; 439 440 /* Modesetting */ 441 struct psb_intel_mode_device mode_dev; 442 bool modeset; /* true if we have done the mode_device setup */ 443 444 struct drm_crtc *plane_to_crtc_mapping[PSB_NUM_PIPE]; 445 struct drm_crtc *pipe_to_crtc_mapping[PSB_NUM_PIPE]; 446 uint32_t num_pipe; 447 448 /* OSPM info (Power management base) (TODO: can go ?) */ 449 uint32_t ospm_base; 450 451 /* Sizes info */ 452 u32 fuse_reg_value; 453 u32 video_device_fuse; 454 455 /* PCI revision ID for B0:D2:F0 */ 456 uint8_t platform_rev_id; 457 458 /* gmbus */ 459 struct intel_gmbus *gmbus; 460 uint8_t __iomem *gmbus_reg; 461 462 /* Used by SDVO */ 463 int crt_ddc_pin; 464 /* FIXME: The mappings should be parsed from bios but for now we can 465 pretend there are no mappings available */ 466 struct sdvo_device_mapping sdvo_mappings[2]; 467 u32 hotplug_supported_mask; 468 struct drm_property *broadcast_rgb_property; 469 struct drm_property *force_audio_property; 470 471 /* LVDS info */ 472 int backlight_duty_cycle; /* restore backlight to this value */ 473 bool panel_wants_dither; 474 struct drm_display_mode *panel_fixed_mode; 475 struct drm_display_mode *lfp_lvds_vbt_mode; 476 struct drm_display_mode *sdvo_lvds_vbt_mode; 477 478 struct bdb_lvds_backlight *lvds_bl; /* LVDS backlight info from VBT */ 479 struct psb_intel_i2c_chan *lvds_i2c_bus; /* FIXME: Remove this? */ 480 481 /* Feature bits from the VBIOS */ 482 unsigned int int_tv_support:1; 483 unsigned int lvds_dither:1; 484 unsigned int lvds_vbt:1; 485 unsigned int int_crt_support:1; 486 unsigned int lvds_use_ssc:1; 487 int lvds_ssc_freq; 488 bool is_lvds_on; 489 bool is_mipi_on; 490 bool lvds_enabled_in_vbt; 491 u32 mipi_ctrl_display; 492 493 unsigned int core_freq; 494 uint32_t iLVDS_enable; 495 496 /* Runtime PM state */ 497 int rpm_enabled; 498 499 /* MID specific */ 500 bool has_gct; 501 struct oaktrail_gct_data gct_data; 502 503 /* Oaktrail HDMI state */ 504 struct oaktrail_hdmi_dev *hdmi_priv; 505 506 /* Register state */ 507 struct psb_save_area regs; 508 509 /* MSI reg save */ 510 uint32_t msi_addr; 511 uint32_t msi_data; 512 513 /* Hotplug handling */ 514 struct work_struct hotplug_work; 515 516 /* LID-Switch */ 517 spinlock_t lid_lock; 518 struct timer_list lid_timer; 519 struct psb_intel_opregion opregion; 520 u32 lid_last_state; 521 522 /* Watchdog */ 523 uint32_t apm_reg; 524 uint16_t apm_base; 525 526 /* 527 * Used for modifying backlight from 528 * xrandr -- consider removing and using HAL instead 529 */ 530 struct intel_scu_ipc_dev *scu; 531 struct backlight_device *backlight_device; 532 struct drm_property *backlight_property; 533 bool backlight_enabled; 534 int backlight_level; 535 uint32_t blc_adj1; 536 uint32_t blc_adj2; 537 538 struct drm_fb_helper *fb_helper; 539 540 /* Panel brightness */ 541 int brightness; 542 int brightness_adjusted; 543 544 bool dsr_enable; 545 u32 dsr_fb_update; 546 bool dpi_panel_on[3]; 547 void *dsi_configs[2]; 548 u32 bpp; 549 u32 bpp2; 550 551 u32 pipeconf[3]; 552 u32 dspcntr[3]; 553 554 bool dplla_96mhz; /* DPLL data from the VBT */ 555 556 struct { 557 int rate; 558 int lanes; 559 int preemphasis; 560 int vswing; 561 562 bool initialized; 563 bool support; 564 int bpp; 565 struct edp_power_seq pps; 566 } edp; 567 uint8_t panel_type; 568 }; 569 570 571 /* Operations for each board type */ 572 struct psb_ops { 573 const char *name; 574 int pipes; /* Number of output pipes */ 575 int crtcs; /* Number of CRTCs */ 576 int sgx_offset; /* Base offset of SGX device */ 577 int hdmi_mask; /* Mask of HDMI CRTCs */ 578 int lvds_mask; /* Mask of LVDS CRTCs */ 579 int sdvo_mask; /* Mask of SDVO CRTCs */ 580 int cursor_needs_phys; /* If cursor base reg need physical address */ 581 582 /* Sub functions */ 583 struct drm_crtc_helper_funcs const *crtc_helper; 584 struct drm_crtc_funcs const *crtc_funcs; 585 const struct gma_clock_funcs *clock_funcs; 586 587 /* Setup hooks */ 588 int (*chip_setup)(struct drm_device *dev); 589 void (*chip_teardown)(struct drm_device *dev); 590 /* Optional helper caller after modeset */ 591 void (*errata)(struct drm_device *dev); 592 593 /* Display management hooks */ 594 int (*output_init)(struct drm_device *dev); 595 int (*hotplug)(struct drm_device *dev); 596 void (*hotplug_enable)(struct drm_device *dev, bool on); 597 /* Power management hooks */ 598 void (*init_pm)(struct drm_device *dev); 599 int (*save_regs)(struct drm_device *dev); 600 int (*restore_regs)(struct drm_device *dev); 601 void (*save_crtc)(struct drm_crtc *crtc); 602 void (*restore_crtc)(struct drm_crtc *crtc); 603 int (*power_up)(struct drm_device *dev); 604 int (*power_down)(struct drm_device *dev); 605 void (*update_wm)(struct drm_device *dev, struct drm_crtc *crtc); 606 void (*disable_sr)(struct drm_device *dev); 607 608 void (*lvds_bl_power)(struct drm_device *dev, bool on); 609 #ifdef CONFIG_BACKLIGHT_CLASS_DEVICE 610 /* Backlight */ 611 int (*backlight_init)(struct drm_device *dev); 612 #endif 613 int i2c_bus; /* I2C bus identifier for Moorestown */ 614 }; 615 616 617 618 extern int drm_crtc_probe_output_modes(struct drm_device *dev, int, int); 619 extern int drm_pick_crtcs(struct drm_device *dev); 620 621 static inline struct drm_psb_private *psb_priv(struct drm_device *dev) 622 { 623 return (struct drm_psb_private *) dev->dev_private; 624 } 625 626 /* psb_irq.c */ 627 extern irqreturn_t psb_irq_handler(int irq, void *arg); 628 extern int psb_irq_enable_dpst(struct drm_device *dev); 629 extern int psb_irq_disable_dpst(struct drm_device *dev); 630 extern void psb_irq_preinstall(struct drm_device *dev); 631 extern int psb_irq_postinstall(struct drm_device *dev); 632 extern void psb_irq_uninstall(struct drm_device *dev); 633 extern void psb_irq_turn_on_dpst(struct drm_device *dev); 634 extern void psb_irq_turn_off_dpst(struct drm_device *dev); 635 636 extern void psb_irq_uninstall_islands(struct drm_device *dev, int hw_islands); 637 extern int psb_vblank_wait2(struct drm_device *dev, unsigned int *sequence); 638 extern int psb_vblank_wait(struct drm_device *dev, unsigned int *sequence); 639 extern int psb_enable_vblank(struct drm_crtc *crtc); 640 extern void psb_disable_vblank(struct drm_crtc *crtc); 641 void 642 psb_enable_pipestat(struct drm_psb_private *dev_priv, int pipe, u32 mask); 643 644 void 645 psb_disable_pipestat(struct drm_psb_private *dev_priv, int pipe, u32 mask); 646 647 extern u32 psb_get_vblank_counter(struct drm_crtc *crtc); 648 649 /* framebuffer.c */ 650 extern int psbfb_probed(struct drm_device *dev); 651 extern int psbfb_remove(struct drm_device *dev, 652 struct drm_framebuffer *fb); 653 /* accel_2d.c */ 654 extern void psb_spank(struct drm_psb_private *dev_priv); 655 656 /* psb_reset.c */ 657 extern void psb_lid_timer_init(struct drm_psb_private *dev_priv); 658 extern void psb_lid_timer_takedown(struct drm_psb_private *dev_priv); 659 extern void psb_print_pagefault(struct drm_psb_private *dev_priv); 660 661 /* modesetting */ 662 extern void psb_modeset_init(struct drm_device *dev); 663 extern void psb_modeset_cleanup(struct drm_device *dev); 664 extern int psb_fbdev_init(struct drm_device *dev); 665 666 /* backlight.c */ 667 int gma_backlight_init(struct drm_device *dev); 668 void gma_backlight_exit(struct drm_device *dev); 669 void gma_backlight_disable(struct drm_device *dev); 670 void gma_backlight_enable(struct drm_device *dev); 671 void gma_backlight_set(struct drm_device *dev, int v); 672 673 /* oaktrail_crtc.c */ 674 extern const struct drm_crtc_helper_funcs oaktrail_helper_funcs; 675 676 /* oaktrail_lvds.c */ 677 extern void oaktrail_lvds_init(struct drm_device *dev, 678 struct psb_intel_mode_device *mode_dev); 679 680 /* psb_intel_display.c */ 681 extern const struct drm_crtc_helper_funcs psb_intel_helper_funcs; 682 extern const struct drm_crtc_funcs psb_intel_crtc_funcs; 683 684 /* psb_intel_lvds.c */ 685 extern const struct drm_connector_helper_funcs 686 psb_intel_lvds_connector_helper_funcs; 687 extern const struct drm_connector_funcs psb_intel_lvds_connector_funcs; 688 689 /* gem.c */ 690 extern int psb_gem_dumb_create(struct drm_file *file, struct drm_device *dev, 691 struct drm_mode_create_dumb *args); 692 693 /* psb_device.c */ 694 extern const struct psb_ops psb_chip_ops; 695 696 /* oaktrail_device.c */ 697 extern const struct psb_ops oaktrail_chip_ops; 698 699 /* cdv_device.c */ 700 extern const struct psb_ops cdv_chip_ops; 701 702 /* Debug print bits setting */ 703 #define PSB_D_GENERAL (1 << 0) 704 #define PSB_D_INIT (1 << 1) 705 #define PSB_D_IRQ (1 << 2) 706 #define PSB_D_ENTRY (1 << 3) 707 /* debug the get H/V BP/FP count */ 708 #define PSB_D_HV (1 << 4) 709 #define PSB_D_DBI_BF (1 << 5) 710 #define PSB_D_PM (1 << 6) 711 #define PSB_D_RENDER (1 << 7) 712 #define PSB_D_REG (1 << 8) 713 #define PSB_D_MSVDX (1 << 9) 714 #define PSB_D_TOPAZ (1 << 10) 715 716 extern int drm_idle_check_interval; 717 718 /* Utilities */ 719 static inline u32 MRST_MSG_READ32(int domain, uint port, uint offset) 720 { 721 int mcr = (0xD0<<24) | (port << 16) | (offset << 8); 722 uint32_t ret_val = 0; 723 struct pci_dev *pci_root = pci_get_domain_bus_and_slot(domain, 0, 0); 724 pci_write_config_dword(pci_root, 0xD0, mcr); 725 pci_read_config_dword(pci_root, 0xD4, &ret_val); 726 pci_dev_put(pci_root); 727 return ret_val; 728 } 729 static inline void MRST_MSG_WRITE32(int domain, uint port, uint offset, 730 u32 value) 731 { 732 int mcr = (0xE0<<24) | (port << 16) | (offset << 8) | 0xF0; 733 struct pci_dev *pci_root = pci_get_domain_bus_and_slot(domain, 0, 0); 734 pci_write_config_dword(pci_root, 0xD4, value); 735 pci_write_config_dword(pci_root, 0xD0, mcr); 736 pci_dev_put(pci_root); 737 } 738 739 static inline uint32_t REGISTER_READ(struct drm_device *dev, uint32_t reg) 740 { 741 struct drm_psb_private *dev_priv = dev->dev_private; 742 return ioread32(dev_priv->vdc_reg + reg); 743 } 744 745 static inline uint32_t REGISTER_READ_AUX(struct drm_device *dev, uint32_t reg) 746 { 747 struct drm_psb_private *dev_priv = dev->dev_private; 748 return ioread32(dev_priv->aux_reg + reg); 749 } 750 751 #define REG_READ(reg) REGISTER_READ(dev, (reg)) 752 #define REG_READ_AUX(reg) REGISTER_READ_AUX(dev, (reg)) 753 754 /* Useful for post reads */ 755 static inline uint32_t REGISTER_READ_WITH_AUX(struct drm_device *dev, 756 uint32_t reg, int aux) 757 { 758 uint32_t val; 759 760 if (aux) 761 val = REG_READ_AUX(reg); 762 else 763 val = REG_READ(reg); 764 765 return val; 766 } 767 768 #define REG_READ_WITH_AUX(reg, aux) REGISTER_READ_WITH_AUX(dev, (reg), (aux)) 769 770 static inline void REGISTER_WRITE(struct drm_device *dev, uint32_t reg, 771 uint32_t val) 772 { 773 struct drm_psb_private *dev_priv = dev->dev_private; 774 iowrite32((val), dev_priv->vdc_reg + (reg)); 775 } 776 777 static inline void REGISTER_WRITE_AUX(struct drm_device *dev, uint32_t reg, 778 uint32_t val) 779 { 780 struct drm_psb_private *dev_priv = dev->dev_private; 781 iowrite32((val), dev_priv->aux_reg + (reg)); 782 } 783 784 #define REG_WRITE(reg, val) REGISTER_WRITE(dev, (reg), (val)) 785 #define REG_WRITE_AUX(reg, val) REGISTER_WRITE_AUX(dev, (reg), (val)) 786 787 static inline void REGISTER_WRITE_WITH_AUX(struct drm_device *dev, uint32_t reg, 788 uint32_t val, int aux) 789 { 790 if (aux) 791 REG_WRITE_AUX(reg, val); 792 else 793 REG_WRITE(reg, val); 794 } 795 796 #define REG_WRITE_WITH_AUX(reg, val, aux) REGISTER_WRITE_WITH_AUX(dev, (reg), (val), (aux)) 797 798 static inline void REGISTER_WRITE16(struct drm_device *dev, 799 uint32_t reg, uint32_t val) 800 { 801 struct drm_psb_private *dev_priv = dev->dev_private; 802 iowrite16((val), dev_priv->vdc_reg + (reg)); 803 } 804 805 #define REG_WRITE16(reg, val) REGISTER_WRITE16(dev, (reg), (val)) 806 807 static inline void REGISTER_WRITE8(struct drm_device *dev, 808 uint32_t reg, uint32_t val) 809 { 810 struct drm_psb_private *dev_priv = dev->dev_private; 811 iowrite8((val), dev_priv->vdc_reg + (reg)); 812 } 813 814 #define REG_WRITE8(reg, val) REGISTER_WRITE8(dev, (reg), (val)) 815 816 #define PSB_WVDC32(_val, _offs) iowrite32(_val, dev_priv->vdc_reg + (_offs)) 817 #define PSB_RVDC32(_offs) ioread32(dev_priv->vdc_reg + (_offs)) 818 819 /* #define TRAP_SGX_PM_FAULT 1 */ 820 #ifdef TRAP_SGX_PM_FAULT 821 #define PSB_RSGX32(_offs) \ 822 ({ \ 823 if (inl(dev_priv->apm_base + PSB_APM_STS) & 0x3) { \ 824 pr_err("access sgx when it's off!! (READ) %s, %d\n", \ 825 __FILE__, __LINE__); \ 826 melay(1000); \ 827 } \ 828 ioread32(dev_priv->sgx_reg + (_offs)); \ 829 }) 830 #else 831 #define PSB_RSGX32(_offs) ioread32(dev_priv->sgx_reg + (_offs)) 832 #endif 833 #define PSB_WSGX32(_val, _offs) iowrite32(_val, dev_priv->sgx_reg + (_offs)) 834 835 #define MSVDX_REG_DUMP 0 836 837 #define PSB_WMSVDX32(_val, _offs) iowrite32(_val, dev_priv->msvdx_reg + (_offs)) 838 #define PSB_RMSVDX32(_offs) ioread32(dev_priv->msvdx_reg + (_offs)) 839 840 #endif 841