1 /**************************************************************************
2 * Copyright (c) 2007-2011, Intel Corporation.
5 * This program is free software; you can redistribute it and/or modify it
6 * under the terms and conditions of the GNU General Public License,
7 * version 2, as published by the Free Software Foundation.
9 * This program is distributed in the hope it will be useful, but WITHOUT
10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
14 * You should have received a copy of the GNU General Public License along with
15 * this program; if not, write to the Free Software Foundation, Inc.,
16 * 51 Franklin St - Fifth Floor, Boston, MA 02110-1301 USA.
18 **************************************************************************/
23 #include <linux/kref.h>
26 #include "drm_global.h"
30 #include "psb_intel_drv.h"
35 /* Append new drm mode definition here, align with libdrm definition */
36 #define DRM_MODE_SCALE_NO_SCALE 2
39 CHIP_PSB_8108 = 0, /* Poulsbo */
40 CHIP_PSB_8109 = 1, /* Poulsbo */
41 CHIP_MRST_4100 = 2, /* Moorestown/Oaktrail */
42 CHIP_MFLD_0130 = 3, /* Medfield */
45 #define IS_PSB(dev) (((dev)->pci_device & 0xfffe) == 0x8108)
46 #define IS_MRST(dev) (((dev)->pci_device & 0xfffc) == 0x4100)
47 #define IS_MFLD(dev) (((dev)->pci_device & 0xfff8) == 0x0130)
53 #define DRIVER_NAME "gma500"
54 #define DRIVER_DESC "DRM driver for the Intel GMA500"
56 #define PSB_DRM_DRIVER_DATE "2011-06-06"
57 #define PSB_DRM_DRIVER_MAJOR 1
58 #define PSB_DRM_DRIVER_MINOR 0
59 #define PSB_DRM_DRIVER_PATCHLEVEL 0
64 #define PSB_VDC_OFFSET 0x00000000
65 #define PSB_VDC_SIZE 0x000080000
66 #define MRST_MMIO_SIZE 0x0000C0000
67 #define MDFLD_MMIO_SIZE 0x000100000
68 #define PSB_SGX_SIZE 0x8000
69 #define PSB_SGX_OFFSET 0x00040000
70 #define MRST_SGX_OFFSET 0x00080000
72 * PCI resource identifiers
74 #define PSB_MMIO_RESOURCE 0
75 #define PSB_GATT_RESOURCE 2
76 #define PSB_GTT_RESOURCE 3
80 #define PSB_GMCH_CTRL 0x52
82 #define _PSB_GMCH_ENABLED 0x4
83 #define PSB_PGETBL_CTL 0x2020
84 #define _PSB_PGETBL_ENABLED 0x00000001
85 #define PSB_SGX_2D_SLAVE_PORT 0x4000
88 #define PSB_TT_PRIV0_LIMIT (256*1024*1024)
89 #define PSB_TT_PRIV0_PLIMIT (PSB_TT_PRIV0_LIMIT >> PAGE_SHIFT)
92 * SGX side MMU definitions (these can probably go)
96 * Flags for external memory type field.
98 #define PSB_MMU_CACHED_MEMORY 0x0001 /* Bind to MMU only */
99 #define PSB_MMU_RO_MEMORY 0x0002 /* MMU RO memory */
100 #define PSB_MMU_WO_MEMORY 0x0004 /* MMU WO memory */
104 #define PSB_PDE_MASK 0x003FFFFF
105 #define PSB_PDE_SHIFT 22
106 #define PSB_PTE_SHIFT 12
110 #define PSB_PTE_VALID 0x0001 /* PTE / PDE valid */
111 #define PSB_PTE_WO 0x0002 /* Write only */
112 #define PSB_PTE_RO 0x0004 /* Read only */
113 #define PSB_PTE_CACHED 0x0008 /* CPU cache coherent */
116 * VDC registers and bits
118 #define PSB_MSVDX_CLOCKGATING 0x2064
119 #define PSB_TOPAZ_CLOCKGATING 0x2068
120 #define PSB_HWSTAM 0x2098
121 #define PSB_INSTPM 0x20C0
122 #define PSB_INT_IDENTITY_R 0x20A4
123 #define _MDFLD_PIPEC_EVENT_FLAG (1<<2)
124 #define _MDFLD_PIPEC_VBLANK_FLAG (1<<3)
125 #define _PSB_DPST_PIPEB_FLAG (1<<4)
126 #define _MDFLD_PIPEB_EVENT_FLAG (1<<4)
127 #define _PSB_VSYNC_PIPEB_FLAG (1<<5)
128 #define _PSB_DPST_PIPEA_FLAG (1<<6)
129 #define _PSB_PIPEA_EVENT_FLAG (1<<6)
130 #define _PSB_VSYNC_PIPEA_FLAG (1<<7)
131 #define _MDFLD_MIPIA_FLAG (1<<16)
132 #define _MDFLD_MIPIC_FLAG (1<<17)
133 #define _PSB_IRQ_SGX_FLAG (1<<18)
134 #define _PSB_IRQ_MSVDX_FLAG (1<<19)
135 #define _LNC_IRQ_TOPAZ_FLAG (1<<20)
137 #define _PSB_PIPE_EVENT_FLAG (_PSB_VSYNC_PIPEA_FLAG | \
138 _PSB_VSYNC_PIPEB_FLAG)
140 /* This flag includes all the display IRQ bits excepts the vblank irqs. */
141 #define _MDFLD_DISP_ALL_IRQ_FLAG (_MDFLD_PIPEC_EVENT_FLAG | \
142 _MDFLD_PIPEB_EVENT_FLAG | \
143 _PSB_PIPEA_EVENT_FLAG | \
144 _PSB_VSYNC_PIPEA_FLAG | \
145 _MDFLD_MIPIA_FLAG | \
147 #define PSB_INT_IDENTITY_R 0x20A4
148 #define PSB_INT_MASK_R 0x20A8
149 #define PSB_INT_ENABLE_R 0x20A0
151 #define _PSB_MMU_ER_MASK 0x0001FF00
152 #define _PSB_MMU_ER_HOST (1 << 16)
161 #define GPIO_CLOCK_DIR_MASK (1 << 0)
162 #define GPIO_CLOCK_DIR_IN (0 << 1)
163 #define GPIO_CLOCK_DIR_OUT (1 << 1)
164 #define GPIO_CLOCK_VAL_MASK (1 << 2)
165 #define GPIO_CLOCK_VAL_OUT (1 << 3)
166 #define GPIO_CLOCK_VAL_IN (1 << 4)
167 #define GPIO_CLOCK_PULLUP_DISABLE (1 << 5)
168 #define GPIO_DATA_DIR_MASK (1 << 8)
169 #define GPIO_DATA_DIR_IN (0 << 9)
170 #define GPIO_DATA_DIR_OUT (1 << 9)
171 #define GPIO_DATA_VAL_MASK (1 << 10)
172 #define GPIO_DATA_VAL_OUT (1 << 11)
173 #define GPIO_DATA_VAL_IN (1 << 12)
174 #define GPIO_DATA_PULLUP_DISABLE (1 << 13)
176 #define VCLK_DIVISOR_VGA0 0x6000
177 #define VCLK_DIVISOR_VGA1 0x6004
178 #define VCLK_POST_DIV 0x6010
180 #define PSB_COMM_2D (PSB_ENGINE_2D << 4)
181 #define PSB_COMM_3D (PSB_ENGINE_3D << 4)
182 #define PSB_COMM_TA (PSB_ENGINE_TA << 4)
183 #define PSB_COMM_HP (PSB_ENGINE_HP << 4)
184 #define PSB_COMM_USER_IRQ (1024 >> 2)
185 #define PSB_COMM_USER_IRQ_LOST (PSB_COMM_USER_IRQ + 1)
186 #define PSB_COMM_FW (2048 >> 2)
188 #define PSB_UIRQ_VISTEST 1
189 #define PSB_UIRQ_OOM_REPLY 2
190 #define PSB_UIRQ_FIRE_TA_REPLY 3
191 #define PSB_UIRQ_FIRE_RASTER_REPLY 4
193 #define PSB_2D_SIZE (256*1024*1024)
194 #define PSB_MAX_RELOC_PAGES 1024
196 #define PSB_LOW_REG_OFFS 0x0204
197 #define PSB_HIGH_REG_OFFS 0x0600
199 #define PSB_NUM_VBLANKS 2
202 #define PSB_2D_SIZE (256*1024*1024)
203 #define PSB_MAX_RELOC_PAGES 1024
205 #define PSB_LOW_REG_OFFS 0x0204
206 #define PSB_HIGH_REG_OFFS 0x0600
208 #define PSB_NUM_VBLANKS 2
209 #define PSB_WATCHDOG_DELAY (DRM_HZ * 2)
210 #define PSB_LID_DELAY (DRM_HZ / 10)
212 #define MDFLD_PNW_B0 0x04
213 #define MDFLD_PNW_C0 0x08
215 #define MDFLD_DSR_2D_3D_0 (1 << 0)
216 #define MDFLD_DSR_2D_3D_2 (1 << 1)
217 #define MDFLD_DSR_CURSOR_0 (1 << 2)
218 #define MDFLD_DSR_CURSOR_2 (1 << 3)
219 #define MDFLD_DSR_OVERLAY_0 (1 << 4)
220 #define MDFLD_DSR_OVERLAY_2 (1 << 5)
221 #define MDFLD_DSR_MIPI_CONTROL (1 << 6)
222 #define MDFLD_DSR_DAMAGE_MASK_0 ((1 << 0) | (1 << 2) | (1 << 4))
223 #define MDFLD_DSR_DAMAGE_MASK_2 ((1 << 1) | (1 << 3) | (1 << 5))
224 #define MDFLD_DSR_2D_3D (MDFLD_DSR_2D_3D_0 | MDFLD_DSR_2D_3D_2)
226 #define MDFLD_DSR_RR 45
227 #define MDFLD_DPU_ENABLE (1 << 31)
228 #define MDFLD_DSR_FULLSCREEN (1 << 30)
229 #define MDFLD_DSR_DELAY (DRM_HZ / MDFLD_DSR_RR)
231 #define PSB_PWR_STATE_ON 1
232 #define PSB_PWR_STATE_OFF 2
234 #define PSB_PMPOLICY_NOPM 0
235 #define PSB_PMPOLICY_CLOCKGATING 1
236 #define PSB_PMPOLICY_POWERDOWN 2
238 #define PSB_PMSTATE_POWERUP 0
239 #define PSB_PMSTATE_CLOCKGATED 1
240 #define PSB_PMSTATE_POWERDOWN 2
241 #define PSB_PCIx_MSI_ADDR_LOC 0x94
242 #define PSB_PCIx_MSI_DATA_LOC 0x98
244 /* Medfield crystal settings */
245 #define KSEL_CRYSTAL_19 1
246 #define KSEL_BYPASS_19 5
247 #define KSEL_BYPASS_25 6
248 #define KSEL_BYPASS_83_100 7
250 struct opregion_header;
251 struct opregion_acpi;
252 struct opregion_swsci;
253 struct opregion_asle;
255 struct psb_intel_opregion {
256 struct opregion_header *header;
257 struct opregion_acpi *acpi;
258 struct opregion_swsci *swsci;
259 struct opregion_asle *asle;
264 struct sdvo_device_mapping {
275 struct i2c_adapter adapter;
276 struct i2c_adapter *force_bit;
281 * Register save state. This is used to hold the context when the
282 * device is powered off. In the case of Oaktrail this can (but does not
283 * yet) include screen blank. Operations occuring during the save
284 * update the register cache instead.
287 uint32_t saveDSPACNTR;
288 uint32_t saveDSPBCNTR;
289 uint32_t savePIPEACONF;
290 uint32_t savePIPEBCONF;
291 uint32_t savePIPEASRC;
292 uint32_t savePIPEBSRC;
296 uint32_t saveDPLL_A_MD;
297 uint32_t saveHTOTAL_A;
298 uint32_t saveHBLANK_A;
299 uint32_t saveHSYNC_A;
300 uint32_t saveVTOTAL_A;
301 uint32_t saveVBLANK_A;
302 uint32_t saveVSYNC_A;
303 uint32_t saveDSPASTRIDE;
304 uint32_t saveDSPASIZE;
305 uint32_t saveDSPAPOS;
306 uint32_t saveDSPABASE;
307 uint32_t saveDSPASURF;
308 uint32_t saveDSPASTATUS;
312 uint32_t saveDPLL_B_MD;
313 uint32_t saveHTOTAL_B;
314 uint32_t saveHBLANK_B;
315 uint32_t saveHSYNC_B;
316 uint32_t saveVTOTAL_B;
317 uint32_t saveVBLANK_B;
318 uint32_t saveVSYNC_B;
319 uint32_t saveDSPBSTRIDE;
320 uint32_t saveDSPBSIZE;
321 uint32_t saveDSPBPOS;
322 uint32_t saveDSPBBASE;
323 uint32_t saveDSPBSURF;
324 uint32_t saveDSPBSTATUS;
325 uint32_t saveVCLK_DIVISOR_VGA0;
326 uint32_t saveVCLK_DIVISOR_VGA1;
327 uint32_t saveVCLK_POST_DIV;
328 uint32_t saveVGACNTRL;
336 uint32_t savePP_CONTROL;
337 uint32_t savePP_CYCLE;
338 uint32_t savePFIT_CONTROL;
339 uint32_t savePaletteA[256];
340 uint32_t savePaletteB[256];
341 uint32_t saveCLOCKGATING;
343 uint32_t saveDSPATILEOFF;
344 uint32_t saveDSPBTILEOFF;
345 uint32_t saveDSPAADDR;
346 uint32_t saveDSPBADDR;
347 uint32_t savePFIT_AUTO_RATIOS;
348 uint32_t savePFIT_PGM_RATIOS;
349 uint32_t savePP_ON_DELAYS;
350 uint32_t savePP_OFF_DELAYS;
351 uint32_t savePP_DIVISOR;
352 uint32_t saveBCLRPAT_A;
353 uint32_t saveBCLRPAT_B;
354 uint32_t saveDSPALINOFF;
355 uint32_t saveDSPBLINOFF;
356 uint32_t savePERF_MODE;
363 uint32_t saveCHICKENBIT;
364 uint32_t saveDSPACURSOR_CTRL;
365 uint32_t saveDSPBCURSOR_CTRL;
366 uint32_t saveDSPACURSOR_BASE;
367 uint32_t saveDSPBCURSOR_BASE;
368 uint32_t saveDSPACURSOR_POS;
369 uint32_t saveDSPBCURSOR_POS;
370 uint32_t save_palette_a[256];
371 uint32_t save_palette_b[256];
372 uint32_t saveOV_OVADD;
373 uint32_t saveOV_OGAMC0;
374 uint32_t saveOV_OGAMC1;
375 uint32_t saveOV_OGAMC2;
376 uint32_t saveOV_OGAMC3;
377 uint32_t saveOV_OGAMC4;
378 uint32_t saveOV_OGAMC5;
379 uint32_t saveOVC_OVADD;
380 uint32_t saveOVC_OGAMC0;
381 uint32_t saveOVC_OGAMC1;
382 uint32_t saveOVC_OGAMC2;
383 uint32_t saveOVC_OGAMC3;
384 uint32_t saveOVC_OGAMC4;
385 uint32_t saveOVC_OGAMC5;
387 /* DPST register save */
388 uint32_t saveHISTOGRAM_INT_CONTROL_REG;
389 uint32_t saveHISTOGRAM_LOGIC_CONTROL_REG;
390 uint32_t savePWM_CONTROL_LOGIC;
393 struct medfield_state {
396 uint32_t savePIPEACONF;
397 uint32_t saveHTOTAL_A;
398 uint32_t saveHBLANK_A;
399 uint32_t saveHSYNC_A;
400 uint32_t saveVTOTAL_A;
401 uint32_t saveVBLANK_A;
402 uint32_t saveVSYNC_A;
403 uint32_t savePIPEASRC;
404 uint32_t saveDSPASTRIDE;
405 uint32_t saveDSPALINOFF;
406 uint32_t saveDSPATILEOFF;
407 uint32_t saveDSPASIZE;
408 uint32_t saveDSPAPOS;
409 uint32_t saveDSPASURF;
410 uint32_t saveDSPACNTR;
411 uint32_t saveDSPASTATUS;
412 uint32_t save_palette_a[256];
417 uint32_t savePIPEBCONF;
418 uint32_t saveHTOTAL_B;
419 uint32_t saveHBLANK_B;
420 uint32_t saveHSYNC_B;
421 uint32_t saveVTOTAL_B;
422 uint32_t saveVBLANK_B;
423 uint32_t saveVSYNC_B;
424 uint32_t savePIPEBSRC;
425 uint32_t saveDSPBSTRIDE;
426 uint32_t saveDSPBLINOFF;
427 uint32_t saveDSPBTILEOFF;
428 uint32_t saveDSPBSIZE;
429 uint32_t saveDSPBPOS;
430 uint32_t saveDSPBSURF;
431 uint32_t saveDSPBCNTR;
432 uint32_t saveDSPBSTATUS;
433 uint32_t save_palette_b[256];
435 uint32_t savePIPECCONF;
436 uint32_t saveHTOTAL_C;
437 uint32_t saveHBLANK_C;
438 uint32_t saveHSYNC_C;
439 uint32_t saveVTOTAL_C;
440 uint32_t saveVBLANK_C;
441 uint32_t saveVSYNC_C;
442 uint32_t savePIPECSRC;
443 uint32_t saveDSPCSTRIDE;
444 uint32_t saveDSPCLINOFF;
445 uint32_t saveDSPCTILEOFF;
446 uint32_t saveDSPCSIZE;
447 uint32_t saveDSPCPOS;
448 uint32_t saveDSPCSURF;
449 uint32_t saveDSPCCNTR;
450 uint32_t saveDSPCSTATUS;
451 uint32_t save_palette_c[256];
454 uint32_t savePFIT_CONTROL;
455 uint32_t savePFIT_PGM_RATIOS;
456 uint32_t saveHDMIPHYMISCCTL;
457 uint32_t saveHDMIB_CONTROL;
461 uint32_t saveDSPCLK_GATE_D;
462 uint32_t saveRAMCLK_GATE_D;
464 uint32_t saveDSPFW[6];
466 uint32_t savePP_CONTROL;
467 uint32_t savePFIT_PGM_RATIOS;
469 uint32_t savePFIT_CONTROL;
470 uint32_t savePP_ON_DELAYS;
471 uint32_t savePP_OFF_DELAYS;
472 uint32_t savePP_CYCLE;
473 uint32_t saveVGACNTRL;
479 struct psb_save_area {
483 struct psb_state psb;
484 struct medfield_state mdfld;
485 struct cdv_state cdv;
487 uint32_t saveBLC_PWM_CTL2;
488 uint32_t saveBLC_PWM_CTL;
493 #define PSB_NUM_PIPE 3
495 struct drm_psb_private {
496 struct drm_device *dev;
497 const struct psb_ops *ops;
499 struct child_device_config *child_dev;
504 /* GTT Memory manager */
505 struct psb_gtt_mm *gtt_mm;
506 struct page *scratch_page;
508 uint32_t stolen_base;
510 unsigned long vram_stolen_size;
512 u16 gmch_ctrl; /* Saved GTT setup */
515 struct mutex gtt_mutex;
516 struct resource *gtt_mem; /* Our PCI resource */
518 struct psb_mmu_driver *mmu;
519 struct psb_mmu_pd *pf_pd;
527 uint32_t gatt_free_offset;
533 uint32_t vdc_irq_mask;
534 uint32_t pipestat[PSB_NUM_PIPE];
536 spinlock_t irqmask_lock;
549 struct psb_intel_mode_device mode_dev;
551 struct drm_crtc *plane_to_crtc_mapping[PSB_NUM_PIPE];
552 struct drm_crtc *pipe_to_crtc_mapping[PSB_NUM_PIPE];
556 * OSPM info (Power management base) (can go ?)
565 u32 video_device_fuse;
567 /* PCI revision ID for B0:D2:F0 */
568 uint8_t platform_rev_id;
571 struct intel_gmbus *gmbus;
575 /* FIXME: The mappings should be parsed from bios but for now we can
576 pretend there are no mappings available */
577 struct sdvo_device_mapping sdvo_mappings[2];
578 u32 hotplug_supported_mask;
579 struct drm_property *broadcast_rgb_property;
580 struct drm_property *force_audio_property;
585 int backlight_duty_cycle; /* restore backlight to this value */
586 bool panel_wants_dither;
587 struct drm_display_mode *panel_fixed_mode;
588 struct drm_display_mode *lfp_lvds_vbt_mode;
589 struct drm_display_mode *sdvo_lvds_vbt_mode;
591 struct bdb_lvds_backlight *lvds_bl; /* LVDS backlight info from VBT */
592 struct psb_intel_i2c_chan *lvds_i2c_bus; /* FIXME: Remove this? */
594 /* Feature bits from the VBIOS */
595 unsigned int int_tv_support:1;
596 unsigned int lvds_dither:1;
597 unsigned int lvds_vbt:1;
598 unsigned int int_crt_support:1;
599 unsigned int lvds_use_ssc:1;
603 u32 mipi_ctrl_display;
605 unsigned int core_freq;
606 uint32_t iLVDS_enable;
608 /* Runtime PM state */
612 struct oaktrail_vbt vbt_data;
613 struct oaktrail_gct_data gct_data;
615 /* Oaktrail HDMI state */
616 struct oaktrail_hdmi_dev *hdmi_priv;
622 struct psb_save_area regs;
633 struct timer_list lid_timer;
634 struct psb_intel_opregion opregion;
646 * Used for modifying backlight from
647 * xrandr -- consider removing and using HAL instead
649 struct backlight_device *backlight_device;
650 struct drm_property *backlight_property;
656 /* 2D acceleration */
663 int brightness_adjusted;
667 bool dpi_panel_on[3];
668 void *dsi_configs[2];
677 bool dplla_96mhz; /* DPLL data from the VBT */
682 * Operations for each board type
687 unsigned int accel_2d:1;
688 int pipes; /* Number of output pipes */
689 int crtcs; /* Number of CRTCs */
690 int sgx_offset; /* Base offset of SGX device */
691 int hdmi_mask; /* Mask of HDMI CRTCs */
692 int lvds_mask; /* Mask of LVDS CRTCs */
695 struct drm_crtc_helper_funcs const *crtc_helper;
696 struct drm_crtc_funcs const *crtc_funcs;
699 int (*chip_setup)(struct drm_device *dev);
700 void (*chip_teardown)(struct drm_device *dev);
701 /* Optional helper caller after modeset */
702 void (*errata)(struct drm_device *dev);
704 /* Display management hooks */
705 int (*output_init)(struct drm_device *dev);
706 /* Power management hooks */
707 void (*init_pm)(struct drm_device *dev);
708 int (*save_regs)(struct drm_device *dev);
709 int (*restore_regs)(struct drm_device *dev);
710 int (*power_up)(struct drm_device *dev);
711 int (*power_down)(struct drm_device *dev);
713 void (*lvds_bl_power)(struct drm_device *dev, bool on);
714 #ifdef CONFIG_BACKLIGHT_CLASS_DEVICE
716 int (*backlight_init)(struct drm_device *dev);
718 int i2c_bus; /* I2C bus identifier for Moorestown */
723 struct psb_mmu_driver;
725 extern int drm_crtc_probe_output_modes(struct drm_device *dev, int, int);
726 extern int drm_pick_crtcs(struct drm_device *dev);
728 static inline struct drm_psb_private *psb_priv(struct drm_device *dev)
730 return (struct drm_psb_private *) dev->dev_private;
737 extern struct psb_mmu_driver *psb_mmu_driver_init(uint8_t __iomem * registers,
740 struct drm_psb_private *dev_priv);
741 extern void psb_mmu_driver_takedown(struct psb_mmu_driver *driver);
742 extern struct psb_mmu_pd *psb_mmu_get_default_pd(struct psb_mmu_driver
744 extern void psb_mmu_mirror_gtt(struct psb_mmu_pd *pd, uint32_t mmu_offset,
745 uint32_t gtt_start, uint32_t gtt_pages);
746 extern struct psb_mmu_pd *psb_mmu_alloc_pd(struct psb_mmu_driver *driver,
749 extern void psb_mmu_free_pagedir(struct psb_mmu_pd *pd);
750 extern void psb_mmu_flush(struct psb_mmu_driver *driver, int rc_prot);
751 extern void psb_mmu_remove_pfn_sequence(struct psb_mmu_pd *pd,
752 unsigned long address,
754 extern int psb_mmu_insert_pfn_sequence(struct psb_mmu_pd *pd,
756 unsigned long address,
757 uint32_t num_pages, int type);
758 extern int psb_mmu_virtual_to_pfn(struct psb_mmu_pd *pd, uint32_t virtual,
762 * Enable / disable MMU for different requestors.
766 extern void psb_mmu_set_pd_context(struct psb_mmu_pd *pd, int hw_context);
767 extern int psb_mmu_insert_pages(struct psb_mmu_pd *pd, struct page **pages,
768 unsigned long address, uint32_t num_pages,
769 uint32_t desired_tile_stride,
770 uint32_t hw_tile_stride, int type);
771 extern void psb_mmu_remove_pages(struct psb_mmu_pd *pd,
772 unsigned long address, uint32_t num_pages,
773 uint32_t desired_tile_stride,
774 uint32_t hw_tile_stride);
779 extern irqreturn_t psb_irq_handler(DRM_IRQ_ARGS);
780 extern int psb_irq_enable_dpst(struct drm_device *dev);
781 extern int psb_irq_disable_dpst(struct drm_device *dev);
782 extern void psb_irq_preinstall(struct drm_device *dev);
783 extern int psb_irq_postinstall(struct drm_device *dev);
784 extern void psb_irq_uninstall(struct drm_device *dev);
785 extern void psb_irq_turn_on_dpst(struct drm_device *dev);
786 extern void psb_irq_turn_off_dpst(struct drm_device *dev);
788 extern void psb_irq_uninstall_islands(struct drm_device *dev, int hw_islands);
789 extern int psb_vblank_wait2(struct drm_device *dev, unsigned int *sequence);
790 extern int psb_vblank_wait(struct drm_device *dev, unsigned int *sequence);
791 extern int psb_enable_vblank(struct drm_device *dev, int crtc);
792 extern void psb_disable_vblank(struct drm_device *dev, int crtc);
794 psb_enable_pipestat(struct drm_psb_private *dev_priv, int pipe, u32 mask);
797 psb_disable_pipestat(struct drm_psb_private *dev_priv, int pipe, u32 mask);
799 extern u32 psb_get_vblank_counter(struct drm_device *dev, int crtc);
804 extern int gma_intel_opregion_init(struct drm_device *dev);
805 extern int gma_intel_opregion_exit(struct drm_device *dev);
810 extern int psbfb_probed(struct drm_device *dev);
811 extern int psbfb_remove(struct drm_device *dev,
812 struct drm_framebuffer *fb);
816 extern void psbfb_copyarea(struct fb_info *info,
817 const struct fb_copyarea *region);
818 extern int psbfb_sync(struct fb_info *info);
819 extern void psb_spank(struct drm_psb_private *dev_priv);
825 extern void psb_lid_timer_init(struct drm_psb_private *dev_priv);
826 extern void psb_lid_timer_takedown(struct drm_psb_private *dev_priv);
827 extern void psb_print_pagefault(struct drm_psb_private *dev_priv);
830 extern void psb_modeset_init(struct drm_device *dev);
831 extern void psb_modeset_cleanup(struct drm_device *dev);
832 extern int psb_fbdev_init(struct drm_device *dev);
835 int gma_backlight_init(struct drm_device *dev);
836 void gma_backlight_exit(struct drm_device *dev);
838 /* oaktrail_crtc.c */
839 extern const struct drm_crtc_helper_funcs oaktrail_helper_funcs;
841 /* oaktrail_lvds.c */
842 extern void oaktrail_lvds_init(struct drm_device *dev,
843 struct psb_intel_mode_device *mode_dev);
845 /* psb_intel_display.c */
846 extern const struct drm_crtc_helper_funcs psb_intel_helper_funcs;
847 extern const struct drm_crtc_funcs psb_intel_crtc_funcs;
849 /* psb_intel_lvds.c */
850 extern const struct drm_connector_helper_funcs
851 psb_intel_lvds_connector_helper_funcs;
852 extern const struct drm_connector_funcs psb_intel_lvds_connector_funcs;
855 extern int psb_gem_init_object(struct drm_gem_object *obj);
856 extern void psb_gem_free_object(struct drm_gem_object *obj);
857 extern int psb_gem_get_aperture(struct drm_device *dev, void *data,
858 struct drm_file *file);
859 extern int psb_gem_dumb_create(struct drm_file *file, struct drm_device *dev,
860 struct drm_mode_create_dumb *args);
861 extern int psb_gem_dumb_destroy(struct drm_file *file, struct drm_device *dev,
863 extern int psb_gem_dumb_map_gtt(struct drm_file *file, struct drm_device *dev,
864 uint32_t handle, uint64_t *offset);
865 extern int psb_gem_fault(struct vm_area_struct *vma, struct vm_fault *vmf);
866 extern int psb_gem_create_ioctl(struct drm_device *dev, void *data,
867 struct drm_file *file);
868 extern int psb_gem_mmap_ioctl(struct drm_device *dev, void *data,
869 struct drm_file *file);
872 extern const struct psb_ops psb_chip_ops;
874 /* oaktrail_device.c */
875 extern const struct psb_ops oaktrail_chip_ops;
878 extern const struct psb_ops mdfld_chip_ops;
881 extern const struct psb_ops cdv_chip_ops;
884 * Debug print bits setting
886 #define PSB_D_GENERAL (1 << 0)
887 #define PSB_D_INIT (1 << 1)
888 #define PSB_D_IRQ (1 << 2)
889 #define PSB_D_ENTRY (1 << 3)
890 /* debug the get H/V BP/FP count */
891 #define PSB_D_HV (1 << 4)
892 #define PSB_D_DBI_BF (1 << 5)
893 #define PSB_D_PM (1 << 6)
894 #define PSB_D_RENDER (1 << 7)
895 #define PSB_D_REG (1 << 8)
896 #define PSB_D_MSVDX (1 << 9)
897 #define PSB_D_TOPAZ (1 << 10)
899 extern int drm_psb_no_fb;
900 extern int drm_idle_check_interval;
906 static inline u32 MRST_MSG_READ32(uint port, uint offset)
908 int mcr = (0xD0<<24) | (port << 16) | (offset << 8);
909 uint32_t ret_val = 0;
910 struct pci_dev *pci_root = pci_get_bus_and_slot(0, 0);
911 pci_write_config_dword(pci_root, 0xD0, mcr);
912 pci_read_config_dword(pci_root, 0xD4, &ret_val);
913 pci_dev_put(pci_root);
916 static inline void MRST_MSG_WRITE32(uint port, uint offset, u32 value)
918 int mcr = (0xE0<<24) | (port << 16) | (offset << 8) | 0xF0;
919 struct pci_dev *pci_root = pci_get_bus_and_slot(0, 0);
920 pci_write_config_dword(pci_root, 0xD4, value);
921 pci_write_config_dword(pci_root, 0xD0, mcr);
922 pci_dev_put(pci_root);
924 static inline u32 MDFLD_MSG_READ32(uint port, uint offset)
926 int mcr = (0x10<<24) | (port << 16) | (offset << 8);
927 uint32_t ret_val = 0;
928 struct pci_dev *pci_root = pci_get_bus_and_slot(0, 0);
929 pci_write_config_dword(pci_root, 0xD0, mcr);
930 pci_read_config_dword(pci_root, 0xD4, &ret_val);
931 pci_dev_put(pci_root);
934 static inline void MDFLD_MSG_WRITE32(uint port, uint offset, u32 value)
936 int mcr = (0x11<<24) | (port << 16) | (offset << 8) | 0xF0;
937 struct pci_dev *pci_root = pci_get_bus_and_slot(0, 0);
938 pci_write_config_dword(pci_root, 0xD4, value);
939 pci_write_config_dword(pci_root, 0xD0, mcr);
940 pci_dev_put(pci_root);
943 static inline uint32_t REGISTER_READ(struct drm_device *dev, uint32_t reg)
945 struct drm_psb_private *dev_priv = dev->dev_private;
946 return ioread32(dev_priv->vdc_reg + reg);
949 #define REG_READ(reg) REGISTER_READ(dev, (reg))
951 static inline void REGISTER_WRITE(struct drm_device *dev, uint32_t reg,
954 struct drm_psb_private *dev_priv = dev->dev_private;
955 iowrite32((val), dev_priv->vdc_reg + (reg));
958 #define REG_WRITE(reg, val) REGISTER_WRITE(dev, (reg), (val))
960 static inline void REGISTER_WRITE16(struct drm_device *dev,
961 uint32_t reg, uint32_t val)
963 struct drm_psb_private *dev_priv = dev->dev_private;
964 iowrite16((val), dev_priv->vdc_reg + (reg));
967 #define REG_WRITE16(reg, val) REGISTER_WRITE16(dev, (reg), (val))
969 static inline void REGISTER_WRITE8(struct drm_device *dev,
970 uint32_t reg, uint32_t val)
972 struct drm_psb_private *dev_priv = dev->dev_private;
973 iowrite8((val), dev_priv->vdc_reg + (reg));
976 #define REG_WRITE8(reg, val) REGISTER_WRITE8(dev, (reg), (val))
978 #define PSB_WVDC32(_val, _offs) iowrite32(_val, dev_priv->vdc_reg + (_offs))
979 #define PSB_RVDC32(_offs) ioread32(dev_priv->vdc_reg + (_offs))
981 /* #define TRAP_SGX_PM_FAULT 1 */
982 #ifdef TRAP_SGX_PM_FAULT
983 #define PSB_RSGX32(_offs) \
985 if (inl(dev_priv->apm_base + PSB_APM_STS) & 0x3) { \
987 "access sgx when it's off!! (READ) %s, %d\n", \
988 __FILE__, __LINE__); \
991 ioread32(dev_priv->sgx_reg + (_offs)); \
994 #define PSB_RSGX32(_offs) ioread32(dev_priv->sgx_reg + (_offs))
996 #define PSB_WSGX32(_val, _offs) iowrite32(_val, dev_priv->sgx_reg + (_offs))
998 #define MSVDX_REG_DUMP 0
1000 #define PSB_WMSVDX32(_val, _offs) iowrite32(_val, dev_priv->msvdx_reg + (_offs))
1001 #define PSB_RMSVDX32(_offs) ioread32(dev_priv->msvdx_reg + (_offs))