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[mirror_ubuntu-bionic-kernel.git] / drivers / gpu / drm / gma500 / psb_drv.h
CommitLineData
5c49fd3a
AC		 1/**************************************************************************
2 * Copyright (c) 2007-2011, Intel Corporation.
3 * All Rights Reserved.
4 *
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.
8 *
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
12 * more details.
13 *
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.
17 *
18 **************************************************************************/
19
20#ifndef _PSB_DRV_H_
21#define _PSB_DRV_H_
22
23#include <linux/kref.h>
24
25#include <drm/drmP.h>
760285e7 26#include <drm/drm_global.h>
760285e7 27#include <drm/gma_drm.h>
5c49fd3a
AC		 28#include "psb_reg.h"
29#include "psb_intel_drv.h"
5ea75e0f 30#include "gma_display.h"
d112a816 31#include "intel_bios.h"
5c49fd3a
AC		 32#include "gtt.h"
33#include "power.h"
d839ede4 34#include "opregion.h"
5c49fd3a 35#include "oaktrail.h"
ac1b01b0 36#include "mmu.h"
5c49fd3a 37
f90cd811
AB		 38#define DRIVER_AUTHOR "Alan Cox <alan@linux.intel.com> and others"
39#define DRIVER_LICENSE "GPL"
40
41#define DRIVER_NAME "gma500"
42#define DRIVER_DESC "DRM driver for the Intel GMA500, GMA600, GMA3600, GMA3650"
43#define DRIVER_DATE "20140314"
44
45#define DRIVER_MAJOR 1
46#define DRIVER_MINOR 0
47#define DRIVER_PATCHLEVEL 0
48
5c49fd3a
AC		 49/* Append new drm mode definition here, align with libdrm definition */
50#define DRM_MODE_SCALE_NO_SCALE 2
51
52enum {
53 CHIP_PSB_8108 = 0, /* Poulsbo */
54 CHIP_PSB_8109 = 1, /* Poulsbo */
55 CHIP_MRST_4100 = 2, /* Moorestown/Oaktrail */
56 CHIP_MFLD_0130 = 3, /* Medfield */
57};
58
ffbab09b 59#define IS_PSB(dev) (((dev)->pdev->device & 0xfffe) == 0x8108)
9d3e2f53 60#define IS_MRST(dev) (((dev)->pdev->device & 0xfff0) == 0x4100)
ffbab09b
VS		 61#define IS_MFLD(dev) (((dev)->pdev->device & 0xfff8) == 0x0130)
62#define IS_CDV(dev) (((dev)->pdev->device & 0xfff0) == 0x0be0)
5c49fd3a 63
9083eb38 64/* Hardware offsets */
5c49fd3a
AC		 65#define PSB_VDC_OFFSET 0x00000000
66#define PSB_VDC_SIZE 0x000080000
67#define MRST_MMIO_SIZE 0x0000C0000
68#define MDFLD_MMIO_SIZE 0x000100000
69#define PSB_SGX_SIZE 0x8000
70#define PSB_SGX_OFFSET 0x00040000
71#define MRST_SGX_OFFSET 0x00080000
9083eb38
AB		 72
73/* PCI resource identifiers */
5c49fd3a 74#define PSB_MMIO_RESOURCE 0
2657929d 75#define PSB_AUX_RESOURCE 0
5c49fd3a
AC		 76#define PSB_GATT_RESOURCE 2
77#define PSB_GTT_RESOURCE 3
9083eb38
AB		 78
79/* PCI configuration */
5c49fd3a
AC		 80#define PSB_GMCH_CTRL 0x52
81#define PSB_BSM 0x5C
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
5a52b1f2 86#define PSB_LPC_GBA 0x44
5c49fd3a 87
9083eb38 88/* TODO: To get rid of */
5c49fd3a
AC		 89#define PSB_TT_PRIV0_LIMIT (256*1024*1024)
90#define PSB_TT_PRIV0_PLIMIT (PSB_TT_PRIV0_LIMIT >> PAGE_SHIFT)
91
9083eb38 92/* SGX side MMU definitions (these can probably go) */
5c49fd3a 93
9083eb38 94/* Flags for external memory type field */
5c49fd3a
AC		 95#define PSB_MMU_CACHED_MEMORY 0x0001 /* Bind to MMU only */
96#define PSB_MMU_RO_MEMORY 0x0002 /* MMU RO memory */
97#define PSB_MMU_WO_MEMORY 0x0004 /* MMU WO memory */
9083eb38
AB		 98
99/* PTE's and PDE's */
5c49fd3a
AC		 100#define PSB_PDE_MASK 0x003FFFFF
101#define PSB_PDE_SHIFT 22
102#define PSB_PTE_SHIFT 12
9083eb38
AB		 103
104/* Cache control */
5c49fd3a
AC		 105#define PSB_PTE_VALID 0x0001 /* PTE / PDE valid */
106#define PSB_PTE_WO 0x0002 /* Write only */
107#define PSB_PTE_RO 0x0004 /* Read only */
108#define PSB_PTE_CACHED 0x0008 /* CPU cache coherent */
109
9083eb38 110/* VDC registers and bits */
5c49fd3a
AC		 111#define PSB_MSVDX_CLOCKGATING 0x2064
112#define PSB_TOPAZ_CLOCKGATING 0x2068
113#define PSB_HWSTAM 0x2098
114#define PSB_INSTPM 0x20C0
115#define PSB_INT_IDENTITY_R 0x20A4
d839ede4 116#define _PSB_IRQ_ASLE (1<<0)
5c49fd3a
AC		 117#define _MDFLD_PIPEC_EVENT_FLAG (1<<2)
118#define _MDFLD_PIPEC_VBLANK_FLAG (1<<3)
119#define _PSB_DPST_PIPEB_FLAG (1<<4)
120#define _MDFLD_PIPEB_EVENT_FLAG (1<<4)
121#define _PSB_VSYNC_PIPEB_FLAG (1<<5)
122#define _PSB_DPST_PIPEA_FLAG (1<<6)
123#define _PSB_PIPEA_EVENT_FLAG (1<<6)
124#define _PSB_VSYNC_PIPEA_FLAG (1<<7)
125#define _MDFLD_MIPIA_FLAG (1<<16)
126#define _MDFLD_MIPIC_FLAG (1<<17)
68cb638f 127#define _PSB_IRQ_DISP_HOTSYNC (1<<17)
5c49fd3a
AC		 128#define _PSB_IRQ_SGX_FLAG (1<<18)
129#define _PSB_IRQ_MSVDX_FLAG (1<<19)
130#define _LNC_IRQ_TOPAZ_FLAG (1<<20)
131
700e59f6
PJ		 132#define _PSB_PIPE_EVENT_FLAG (_PSB_VSYNC_PIPEA_FLAG | \
133 _PSB_VSYNC_PIPEB_FLAG)
134
5c49fd3a
AC		 135/* This flag includes all the display IRQ bits excepts the vblank irqs. */
136#define _MDFLD_DISP_ALL_IRQ_FLAG (_MDFLD_PIPEC_EVENT_FLAG | \
137 _MDFLD_PIPEB_EVENT_FLAG | \
138 _PSB_PIPEA_EVENT_FLAG | \
139 _PSB_VSYNC_PIPEA_FLAG | \
140 _MDFLD_MIPIA_FLAG | \
141 _MDFLD_MIPIC_FLAG)
142#define PSB_INT_IDENTITY_R 0x20A4
143#define PSB_INT_MASK_R 0x20A8
144#define PSB_INT_ENABLE_R 0x20A0
145
146#define _PSB_MMU_ER_MASK 0x0001FF00
147#define _PSB_MMU_ER_HOST (1 << 16)
148#define GPIOA 0x5010
149#define GPIOB 0x5014
150#define GPIOC 0x5018
151#define GPIOD 0x501c
152#define GPIOE 0x5020
153#define GPIOF 0x5024
154#define GPIOG 0x5028
155#define GPIOH 0x502c
156#define GPIO_CLOCK_DIR_MASK (1 << 0)
157#define GPIO_CLOCK_DIR_IN (0 << 1)
158#define GPIO_CLOCK_DIR_OUT (1 << 1)
159#define GPIO_CLOCK_VAL_MASK (1 << 2)
160#define GPIO_CLOCK_VAL_OUT (1 << 3)
161#define GPIO_CLOCK_VAL_IN (1 << 4)
162#define GPIO_CLOCK_PULLUP_DISABLE (1 << 5)
163#define GPIO_DATA_DIR_MASK (1 << 8)
164#define GPIO_DATA_DIR_IN (0 << 9)
165#define GPIO_DATA_DIR_OUT (1 << 9)
166#define GPIO_DATA_VAL_MASK (1 << 10)
167#define GPIO_DATA_VAL_OUT (1 << 11)
168#define GPIO_DATA_VAL_IN (1 << 12)
169#define GPIO_DATA_PULLUP_DISABLE (1 << 13)
170
171#define VCLK_DIVISOR_VGA0 0x6000
172#define VCLK_DIVISOR_VGA1 0x6004
173#define VCLK_POST_DIV 0x6010
174
175#define PSB_COMM_2D (PSB_ENGINE_2D << 4)
176#define PSB_COMM_3D (PSB_ENGINE_3D << 4)
177#define PSB_COMM_TA (PSB_ENGINE_TA << 4)
178#define PSB_COMM_HP (PSB_ENGINE_HP << 4)
179#define PSB_COMM_USER_IRQ (1024 >> 2)
180#define PSB_COMM_USER_IRQ_LOST (PSB_COMM_USER_IRQ + 1)
181#define PSB_COMM_FW (2048 >> 2)
182
183#define PSB_UIRQ_VISTEST 1
184#define PSB_UIRQ_OOM_REPLY 2
185#define PSB_UIRQ_FIRE_TA_REPLY 3
186#define PSB_UIRQ_FIRE_RASTER_REPLY 4
187
188#define PSB_2D_SIZE (256*1024*1024)
189#define PSB_MAX_RELOC_PAGES 1024
190
191#define PSB_LOW_REG_OFFS 0x0204
192#define PSB_HIGH_REG_OFFS 0x0600
193
194#define PSB_NUM_VBLANKS 2
195
196
197#define PSB_2D_SIZE (256*1024*1024)
198#define PSB_MAX_RELOC_PAGES 1024
199
200#define PSB_LOW_REG_OFFS 0x0204
201#define PSB_HIGH_REG_OFFS 0x0600
202
203#define PSB_NUM_VBLANKS 2
bfd8303a
DV		 204#define PSB_WATCHDOG_DELAY (HZ * 2)
205#define PSB_LID_DELAY (HZ / 10)
5c49fd3a
AC		 206
207#define MDFLD_PNW_B0 0x04
208#define MDFLD_PNW_C0 0x08
209
210#define MDFLD_DSR_2D_3D_0 (1 << 0)
211#define MDFLD_DSR_2D_3D_2 (1 << 1)
212#define MDFLD_DSR_CURSOR_0 (1 << 2)
213#define MDFLD_DSR_CURSOR_2 (1 << 3)
214#define MDFLD_DSR_OVERLAY_0 (1 << 4)
215#define MDFLD_DSR_OVERLAY_2 (1 << 5)
216#define MDFLD_DSR_MIPI_CONTROL (1 << 6)
217#define MDFLD_DSR_DAMAGE_MASK_0 ((1 << 0) | (1 << 2) | (1 << 4))
218#define MDFLD_DSR_DAMAGE_MASK_2 ((1 << 1) | (1 << 3) | (1 << 5))
219#define MDFLD_DSR_2D_3D (MDFLD_DSR_2D_3D_0 | MDFLD_DSR_2D_3D_2)
220
221#define MDFLD_DSR_RR 45
222#define MDFLD_DPU_ENABLE (1 << 31)
223#define MDFLD_DSR_FULLSCREEN (1 << 30)
bfd8303a 224#define MDFLD_DSR_DELAY (HZ / MDFLD_DSR_RR)
5c49fd3a
AC		 225
226#define PSB_PWR_STATE_ON 1
227#define PSB_PWR_STATE_OFF 2
228
229#define PSB_PMPOLICY_NOPM 0
230#define PSB_PMPOLICY_CLOCKGATING 1
231#define PSB_PMPOLICY_POWERDOWN 2
232
233#define PSB_PMSTATE_POWERUP 0
234#define PSB_PMSTATE_CLOCKGATED 1
235#define PSB_PMSTATE_POWERDOWN 2
236#define PSB_PCIx_MSI_ADDR_LOC 0x94
237#define PSB_PCIx_MSI_DATA_LOC 0x98
238
239/* Medfield crystal settings */
240#define KSEL_CRYSTAL_19 1
241#define KSEL_BYPASS_19 5
242#define KSEL_BYPASS_25 6
243#define KSEL_BYPASS_83_100 7
244
245struct opregion_header;
246struct opregion_acpi;
247struct opregion_swsci;
248struct opregion_asle;
249
250struct psb_intel_opregion {
251 struct opregion_header *header;
252 struct opregion_acpi *acpi;
253 struct opregion_swsci *swsci;
254 struct opregion_asle *asle;
1fb28e9e 255 void *vbt;
d839ede4 256 u32 __iomem *lid_state;
778e26de 257 struct work_struct asle_work;
5c49fd3a
AC		 258};
259
5736995b
PJ		 260struct sdvo_device_mapping {
261 u8 initialized;
262 u8 dvo_port;
263 u8 slave_addr;
264 u8 dvo_wiring;
265 u8 i2c_pin;
266 u8 i2c_speed;
267 u8 ddc_pin;
268};
269
5c0c1d50
PJ		 270struct intel_gmbus {
271 struct i2c_adapter adapter;
272 struct i2c_adapter *force_bit;
273 u32 reg0;
274};
275
9083eb38 276/* Register offset maps */
8512e074
AC		 277struct psb_offset {
278 u32 fp0;
279 u32 fp1;
280 u32 cntr;
281 u32 conf;
282 u32 src;
283 u32 dpll;
284 u32 dpll_md;
285 u32 htotal;
286 u32 hblank;
287 u32 hsync;
288 u32 vtotal;
289 u32 vblank;
290 u32 vsync;
291 u32 stride;
292 u32 size;
293 u32 pos;
294 u32 surf;
295 u32 addr;
296 u32 base;
297 u32 status;
298 u32 linoff;
299 u32 tileoff;
300 u32 palette;
301};
302
648a8e34
AC		 303/*
304 * Register save state. This is used to hold the context when the
305 * device is powered off. In the case of Oaktrail this can (but does not
306 * yet) include screen blank. Operations occuring during the save
307 * update the register cache instead.
308 */
6256304b 309
9083eb38 310/* Common status for pipes */
6256304b
AC		 311struct psb_pipe {
312 u32 fp0;
313 u32 fp1;
314 u32 cntr;
315 u32 conf;
316 u32 src;
317 u32 dpll;
318 u32 dpll_md;
319 u32 htotal;
320 u32 hblank;
321 u32 hsync;
322 u32 vtotal;
323 u32 vblank;
324 u32 vsync;
325 u32 stride;
326 u32 size;
327 u32 pos;
328 u32 base;
329 u32 surf;
330 u32 addr;
331 u32 status;
332 u32 linoff;
333 u32 tileoff;
334 u32 palette[256];
335};
336
648a8e34 337struct psb_state {
648a8e34
AC		 338 uint32_t saveVCLK_DIVISOR_VGA0;
339 uint32_t saveVCLK_DIVISOR_VGA1;
340 uint32_t saveVCLK_POST_DIV;
341 uint32_t saveVGACNTRL;
342 uint32_t saveADPA;
343 uint32_t saveLVDS;
344 uint32_t saveDVOA;
345 uint32_t saveDVOB;
346 uint32_t saveDVOC;
347 uint32_t savePP_ON;
348 uint32_t savePP_OFF;
349 uint32_t savePP_CONTROL;
350 uint32_t savePP_CYCLE;
351 uint32_t savePFIT_CONTROL;
648a8e34
AC		 352 uint32_t saveCLOCKGATING;
353 uint32_t saveDSPARB;
648a8e34
AC		 354 uint32_t savePFIT_AUTO_RATIOS;
355 uint32_t savePFIT_PGM_RATIOS;
356 uint32_t savePP_ON_DELAYS;
357 uint32_t savePP_OFF_DELAYS;
358 uint32_t savePP_DIVISOR;
648a8e34
AC		 359 uint32_t saveBCLRPAT_A;
360 uint32_t saveBCLRPAT_B;
648a8e34
AC		 361 uint32_t savePERF_MODE;
362 uint32_t saveDSPFW1;
363 uint32_t saveDSPFW2;
364 uint32_t saveDSPFW3;
365 uint32_t saveDSPFW4;
366 uint32_t saveDSPFW5;
367 uint32_t saveDSPFW6;
368 uint32_t saveCHICKENBIT;
369 uint32_t saveDSPACURSOR_CTRL;
370 uint32_t saveDSPBCURSOR_CTRL;
371 uint32_t saveDSPACURSOR_BASE;
372 uint32_t saveDSPBCURSOR_BASE;
373 uint32_t saveDSPACURSOR_POS;
374 uint32_t saveDSPBCURSOR_POS;
648a8e34
AC		 375 uint32_t saveOV_OVADD;
376 uint32_t saveOV_OGAMC0;
377 uint32_t saveOV_OGAMC1;
378 uint32_t saveOV_OGAMC2;
379 uint32_t saveOV_OGAMC3;
380 uint32_t saveOV_OGAMC4;
381 uint32_t saveOV_OGAMC5;
382 uint32_t saveOVC_OVADD;
383 uint32_t saveOVC_OGAMC0;
384 uint32_t saveOVC_OGAMC1;
385 uint32_t saveOVC_OGAMC2;
386 uint32_t saveOVC_OGAMC3;
387 uint32_t saveOVC_OGAMC4;
388 uint32_t saveOVC_OGAMC5;
389
390 /* DPST register save */
391 uint32_t saveHISTOGRAM_INT_CONTROL_REG;
392 uint32_t saveHISTOGRAM_LOGIC_CONTROL_REG;
393 uint32_t savePWM_CONTROL_LOGIC;
394};
395
026abc33 396struct medfield_state {
026abc33 397 uint32_t saveMIPI;
026abc33
KS		 398 uint32_t saveMIPI_C;
399
400 uint32_t savePFIT_CONTROL;
401 uint32_t savePFIT_PGM_RATIOS;
402 uint32_t saveHDMIPHYMISCCTL;
403 uint32_t saveHDMIB_CONTROL;
404};
405
09016a11
AC		 406struct cdv_state {
407 uint32_t saveDSPCLK_GATE_D;
408 uint32_t saveRAMCLK_GATE_D;
409 uint32_t saveDSPARB;
410 uint32_t saveDSPFW[6];
411 uint32_t saveADPA;
412 uint32_t savePP_CONTROL;
413 uint32_t savePFIT_PGM_RATIOS;
414 uint32_t saveLVDS;
415 uint32_t savePFIT_CONTROL;
416 uint32_t savePP_ON_DELAYS;
417 uint32_t savePP_OFF_DELAYS;
418 uint32_t savePP_CYCLE;
419 uint32_t saveVGACNTRL;
420 uint32_t saveIER;
421 uint32_t saveIMR;
422 u8 saveLBB;
423};
424
c6265ff5 425struct psb_save_area {
6256304b 426 struct psb_pipe pipe[3];
c6265ff5
AC		 427 uint32_t saveBSM;
428 uint32_t saveVBT;
429 union {
430 struct psb_state psb;
026abc33 431 struct medfield_state mdfld;
09016a11 432 struct cdv_state cdv;
c6265ff5
AC		 433 };
434 uint32_t saveBLC_PWM_CTL2;
435 uint32_t saveBLC_PWM_CTL;
436};
437
5c49fd3a
AC		 438struct psb_ops;
439
04bd564f
AC		 440#define PSB_NUM_PIPE 3
441
5c49fd3a
AC		 442struct drm_psb_private {
443 struct drm_device *dev;
2657929d 444 struct pci_dev *aux_pdev; /* Currently only used by mrst */
5a52b1f2 445 struct pci_dev *lpc_pdev; /* Currently only used by mrst */
5c49fd3a 446 const struct psb_ops *ops;
8512e074 447 const struct psb_offset *regmap;
1fb28e9e
AC		 448
449 struct child_device_config *child_dev;
450 int child_dev_num;
5c49fd3a
AC		 451
452 struct psb_gtt gtt;
453
454 /* GTT Memory manager */
455 struct psb_gtt_mm *gtt_mm;
456 struct page *scratch_page;
eab37607 457 u32 __iomem *gtt_map;
5c49fd3a 458 uint32_t stolen_base;
37214ca0 459 u8 __iomem *vram_addr;
5c49fd3a
AC		 460 unsigned long vram_stolen_size;
461 int gtt_initialized;
462 u16 gmch_ctrl; /* Saved GTT setup */
463 u32 pge_ctl;
464
465 struct mutex gtt_mutex;
466 struct resource *gtt_mem; /* Our PCI resource */
467
737292a3
DV		 468 struct mutex mmap_mutex;
469
5c49fd3a
AC		 470 struct psb_mmu_driver *mmu;
471 struct psb_mmu_pd *pf_pd;
472
9083eb38 473 /* Register base */
846a6038
KS		 474 uint8_t __iomem *sgx_reg;
475 uint8_t __iomem *vdc_reg;
2657929d 476 uint8_t __iomem *aux_reg; /* Auxillary vdc pipe regs */
5a52b1f2 477 uint16_t lpc_gpio_base;
5c49fd3a
AC		 478 uint32_t gatt_free_offset;
479
9083eb38 480 /* Fencing / irq */
5c49fd3a
AC		 481 uint32_t vdc_irq_mask;
482 uint32_t pipestat[PSB_NUM_PIPE];
483
484 spinlock_t irqmask_lock;
485
9083eb38 486 /* Power */
5c49fd3a
AC		 487 bool suspended;
488 bool display_power;
489 int display_count;
490
9083eb38 491 /* Modesetting */
5c49fd3a 492 struct psb_intel_mode_device mode_dev;
4ab2c7f1 493 bool modeset; /* true if we have done the mode_device setup */
5c49fd3a
AC		 494
495 struct drm_crtc *plane_to_crtc_mapping[PSB_NUM_PIPE];
496 struct drm_crtc *pipe_to_crtc_mapping[PSB_NUM_PIPE];
497 uint32_t num_pipe;
498
9083eb38 499 /* OSPM info (Power management base) (TODO: can go ?) */
5c49fd3a
AC		 500 uint32_t ospm_base;
501
9083eb38 502 /* Sizes info */
5c49fd3a
AC		 503 u32 fuse_reg_value;
504 u32 video_device_fuse;
505
506 /* PCI revision ID for B0:D2:F0 */
507 uint8_t platform_rev_id;
508
5c0c1d50
PJ		 509 /* gmbus */
510 struct intel_gmbus *gmbus;
2657929d 511 uint8_t __iomem *gmbus_reg;
5c0c1d50 512
5736995b
PJ		 513 /* Used by SDVO */
514 int crt_ddc_pin;
515 /* FIXME: The mappings should be parsed from bios but for now we can
516 pretend there are no mappings available */
517 struct sdvo_device_mapping sdvo_mappings[2];
518 u32 hotplug_supported_mask;
519 struct drm_property *broadcast_rgb_property;
520 struct drm_property *force_audio_property;
521
9083eb38 522 /* LVDS info */
5c49fd3a
AC		 523 int backlight_duty_cycle; /* restore backlight to this value */
524 bool panel_wants_dither;
525 struct drm_display_mode *panel_fixed_mode;
526 struct drm_display_mode *lfp_lvds_vbt_mode;
527 struct drm_display_mode *sdvo_lvds_vbt_mode;
528
529 struct bdb_lvds_backlight *lvds_bl; /* LVDS backlight info from VBT */
a12d6a07 530 struct psb_intel_i2c_chan *lvds_i2c_bus; /* FIXME: Remove this? */
5c49fd3a
AC		 531
532 /* Feature bits from the VBIOS */
533 unsigned int int_tv_support:1;
534 unsigned int lvds_dither:1;
535 unsigned int lvds_vbt:1;
536 unsigned int int_crt_support:1;
537 unsigned int lvds_use_ssc:1;
538 int lvds_ssc_freq;
539 bool is_lvds_on;
540 bool is_mipi_on;
541 u32 mipi_ctrl_display;
542
543 unsigned int core_freq;
544 uint32_t iLVDS_enable;
545
546 /* Runtime PM state */
547 int rpm_enabled;
548
549 /* MID specific */
4086b1e2 550 bool has_gct;
5c49fd3a
AC		 551 struct oaktrail_gct_data gct_data;
552
933315ac 553 /* Oaktrail HDMI state */
5c49fd3a 554 struct oaktrail_hdmi_dev *hdmi_priv;
933315ac 555
9083eb38 556 /* Register state */
c6265ff5
AC		 557 struct psb_save_area regs;
558
5c49fd3a
AC		 559 /* MSI reg save */
560 uint32_t msi_addr;
561 uint32_t msi_data;
562
9083eb38 563 /* Hotplug handling */
ae0a246a 564 struct work_struct hotplug_work;
5c49fd3a 565
9083eb38 566 /* LID-Switch */
5c49fd3a
AC		 567 spinlock_t lid_lock;
568 struct timer_list lid_timer;
569 struct psb_intel_opregion opregion;
5c49fd3a
AC		 570 u32 lid_last_state;
571
9083eb38 572 /* Watchdog */
5c49fd3a
AC		 573 uint32_t apm_reg;
574 uint16_t apm_base;
575
576 /*
577 * Used for modifying backlight from
578 * xrandr -- consider removing and using HAL instead
579 */
580 struct backlight_device *backlight_device;
581 struct drm_property *backlight_property;
d112a816
ZY		 582 bool backlight_enabled;
583 int backlight_level;
5c49fd3a
AC		 584 uint32_t blc_adj1;
585 uint32_t blc_adj2;
586
587 void *fbdev;
588
589 /* 2D acceleration */
9242fe23 590 spinlock_t lock_2d;
026abc33 591
9083eb38 592 /* Panel brightness */
026abc33
KS		 593 int brightness;
594 int brightness_adjusted;
595
596 bool dsr_enable;
597 u32 dsr_fb_update;
598 bool dpi_panel_on[3];
599 void *dsi_configs[2];
600 u32 bpp;
601 u32 bpp2;
602
603 u32 pipeconf[3];
604 u32 dspcntr[3];
605
606 int mdfld_panel_id;
642c52fc
AC		 607
608 bool dplla_96mhz; /* DPLL data from the VBT */
d112a816
ZY		 609
610 struct {
611 int rate;
612 int lanes;
613 int preemphasis;
614 int vswing;
615
616 bool initialized;
617 bool support;
618 int bpp;
619 struct edp_power_seq pps;
620 } edp;
621 uint8_t panel_type;
5c49fd3a
AC		 622};
623
624
9083eb38 625/* Operations for each board type */
5c49fd3a
AC		 626struct psb_ops {
627 const char *name;
628 unsigned int accel_2d:1;
629 int pipes; /* Number of output pipes */
630 int crtcs; /* Number of CRTCs */
631 int sgx_offset; /* Base offset of SGX device */
d235e64a
AC		 632 int hdmi_mask; /* Mask of HDMI CRTCs */
633 int lvds_mask; /* Mask of LVDS CRTCs */
cf8efd3a 634 int sdvo_mask; /* Mask of SDVO CRTCs */
bc794829 635 int cursor_needs_phys; /* If cursor base reg need physical address */
5c49fd3a
AC		 636
637 /* Sub functions */
638 struct drm_crtc_helper_funcs const *crtc_helper;
639 struct drm_crtc_funcs const *crtc_funcs;
5ea75e0f 640 const struct gma_clock_funcs *clock_funcs;
5c49fd3a
AC		 641
642 /* Setup hooks */
643 int (*chip_setup)(struct drm_device *dev);
644 void (*chip_teardown)(struct drm_device *dev);
d235e64a
AC		 645 /* Optional helper caller after modeset */
646 void (*errata)(struct drm_device *dev);
5c49fd3a
AC		 647
648 /* Display management hooks */
649 int (*output_init)(struct drm_device *dev);
68cb638f
AC		 650 int (*hotplug)(struct drm_device *dev);
651 void (*hotplug_enable)(struct drm_device *dev, bool on);
5c49fd3a
AC		 652 /* Power management hooks */
653 void (*init_pm)(struct drm_device *dev);
654 int (*save_regs)(struct drm_device *dev);
655 int (*restore_regs)(struct drm_device *dev);
d56f57ac
DV		 656 void (*save_crtc)(struct drm_crtc *crtc);
657 void (*restore_crtc)(struct drm_crtc *crtc);
5c49fd3a
AC		 658 int (*power_up)(struct drm_device *dev);
659 int (*power_down)(struct drm_device *dev);
28a8194c 660 void (*update_wm)(struct drm_device *dev, struct drm_crtc *crtc);
75346fe9 661 void (*disable_sr)(struct drm_device *dev);
5c49fd3a
AC		 662
663 void (*lvds_bl_power)(struct drm_device *dev, bool on);
664#ifdef CONFIG_BACKLIGHT_CLASS_DEVICE
665 /* Backlight */
666 int (*backlight_init)(struct drm_device *dev);
667#endif
668 int i2c_bus; /* I2C bus identifier for Moorestown */
669};
670
671
672
5c49fd3a
AC		 673extern int drm_crtc_probe_output_modes(struct drm_device *dev, int, int);
674extern int drm_pick_crtcs(struct drm_device *dev);
675
676static inline struct drm_psb_private *psb_priv(struct drm_device *dev)
677{
678 return (struct drm_psb_private *) dev->dev_private;
679}
680
9083eb38 681/* psb_irq.c */
e9f0d76f 682extern irqreturn_t psb_irq_handler(int irq, void *arg);
5c49fd3a
AC		 683extern int psb_irq_enable_dpst(struct drm_device *dev);
684extern int psb_irq_disable_dpst(struct drm_device *dev);
685extern void psb_irq_preinstall(struct drm_device *dev);
686extern int psb_irq_postinstall(struct drm_device *dev);
687extern void psb_irq_uninstall(struct drm_device *dev);
688extern void psb_irq_turn_on_dpst(struct drm_device *dev);
689extern void psb_irq_turn_off_dpst(struct drm_device *dev);
690
691extern void psb_irq_uninstall_islands(struct drm_device *dev, int hw_islands);
692extern int psb_vblank_wait2(struct drm_device *dev, unsigned int *sequence);
693extern int psb_vblank_wait(struct drm_device *dev, unsigned int *sequence);
88e72717
TR		 694extern int psb_enable_vblank(struct drm_device *dev, unsigned int pipe);
695extern void psb_disable_vblank(struct drm_device *dev, unsigned int pipe);
5c49fd3a
AC		 696void
697psb_enable_pipestat(struct drm_psb_private *dev_priv, int pipe, u32 mask);
698
699void
700psb_disable_pipestat(struct drm_psb_private *dev_priv, int pipe, u32 mask);
701
88e72717 702extern u32 psb_get_vblank_counter(struct drm_device *dev, unsigned int pipe);
5c49fd3a 703
9083eb38 704/* framebuffer.c */
5c49fd3a
AC		 705extern int psbfb_probed(struct drm_device *dev);
706extern int psbfb_remove(struct drm_device *dev,
707 struct drm_framebuffer *fb);
9083eb38 708/* accel_2d.c */
5c49fd3a
AC		 709extern void psbfb_copyarea(struct fb_info *info,
710 const struct fb_copyarea *region);
711extern int psbfb_sync(struct fb_info *info);
712extern void psb_spank(struct drm_psb_private *dev_priv);
713
9083eb38 714/* psb_reset.c */
5c49fd3a
AC		 715extern void psb_lid_timer_init(struct drm_psb_private *dev_priv);
716extern void psb_lid_timer_takedown(struct drm_psb_private *dev_priv);
717extern void psb_print_pagefault(struct drm_psb_private *dev_priv);
718
719/* modesetting */
720extern void psb_modeset_init(struct drm_device *dev);
721extern void psb_modeset_cleanup(struct drm_device *dev);
722extern int psb_fbdev_init(struct drm_device *dev);
723
724/* backlight.c */
725int gma_backlight_init(struct drm_device *dev);
726void gma_backlight_exit(struct drm_device *dev);
d112a816
ZY		 727void gma_backlight_disable(struct drm_device *dev);
728void gma_backlight_enable(struct drm_device *dev);
729void gma_backlight_set(struct drm_device *dev, int v);
5c49fd3a
AC		 730
731/* oaktrail_crtc.c */
732extern const struct drm_crtc_helper_funcs oaktrail_helper_funcs;
733
734/* oaktrail_lvds.c */
735extern void oaktrail_lvds_init(struct drm_device *dev,
736 struct psb_intel_mode_device *mode_dev);
737
738/* psb_intel_display.c */
739extern const struct drm_crtc_helper_funcs psb_intel_helper_funcs;
740extern const struct drm_crtc_funcs psb_intel_crtc_funcs;
741
742/* psb_intel_lvds.c */
743extern const struct drm_connector_helper_funcs
744 psb_intel_lvds_connector_helper_funcs;
745extern const struct drm_connector_funcs psb_intel_lvds_connector_funcs;
746
747/* gem.c */
5c49fd3a
AC		 748extern void psb_gem_free_object(struct drm_gem_object *obj);
749extern int psb_gem_get_aperture(struct drm_device *dev, void *data,
750 struct drm_file *file);
751extern int psb_gem_dumb_create(struct drm_file *file, struct drm_device *dev,
752 struct drm_mode_create_dumb *args);
5c49fd3a
AC		 753extern int psb_gem_dumb_map_gtt(struct drm_file *file, struct drm_device *dev,
754 uint32_t handle, uint64_t *offset);
11bac800 755extern int psb_gem_fault(struct vm_fault *vmf);
5c49fd3a
AC		 756
757/* psb_device.c */
758extern const struct psb_ops psb_chip_ops;
759
760/* oaktrail_device.c */
761extern const struct psb_ops oaktrail_chip_ops;
762
026abc33
KS		 763/* mdlfd_device.c */
764extern const struct psb_ops mdfld_chip_ops;
765
5c49fd3a
AC		 766/* cdv_device.c */
767extern const struct psb_ops cdv_chip_ops;
768
9083eb38 769/* Debug print bits setting */
5c49fd3a
AC		 770#define PSB_D_GENERAL (1 << 0)
771#define PSB_D_INIT (1 << 1)
772#define PSB_D_IRQ (1 << 2)
773#define PSB_D_ENTRY (1 << 3)
774/* debug the get H/V BP/FP count */
775#define PSB_D_HV (1 << 4)
776#define PSB_D_DBI_BF (1 << 5)
777#define PSB_D_PM (1 << 6)
778#define PSB_D_RENDER (1 << 7)
779#define PSB_D_REG (1 << 8)
780#define PSB_D_MSVDX (1 << 9)
781#define PSB_D_TOPAZ (1 << 10)
782
5c49fd3a
AC		 783extern int drm_idle_check_interval;
784
9083eb38 785/* Utilities */
5c49fd3a
AC		 786static inline u32 MRST_MSG_READ32(uint port, uint offset)
787{
788 int mcr = (0xD0<<24) | (port << 16) | (offset << 8);
789 uint32_t ret_val = 0;
790 struct pci_dev *pci_root = pci_get_bus_and_slot(0, 0);
791 pci_write_config_dword(pci_root, 0xD0, mcr);
792 pci_read_config_dword(pci_root, 0xD4, &ret_val);
793 pci_dev_put(pci_root);
794 return ret_val;
795}
796static inline void MRST_MSG_WRITE32(uint port, uint offset, u32 value)
797{
798 int mcr = (0xE0<<24) | (port << 16) | (offset << 8) | 0xF0;
799 struct pci_dev *pci_root = pci_get_bus_and_slot(0, 0);
800 pci_write_config_dword(pci_root, 0xD4, value);
801 pci_write_config_dword(pci_root, 0xD0, mcr);
802 pci_dev_put(pci_root);
803}
804static inline u32 MDFLD_MSG_READ32(uint port, uint offset)
805{
806 int mcr = (0x10<<24) | (port << 16) | (offset << 8);
807 uint32_t ret_val = 0;
808 struct pci_dev *pci_root = pci_get_bus_and_slot(0, 0);
809 pci_write_config_dword(pci_root, 0xD0, mcr);
810 pci_read_config_dword(pci_root, 0xD4, &ret_val);
811 pci_dev_put(pci_root);
812 return ret_val;
813}
814static inline void MDFLD_MSG_WRITE32(uint port, uint offset, u32 value)
815{
816 int mcr = (0x11<<24) | (port << 16) | (offset << 8) | 0xF0;
817 struct pci_dev *pci_root = pci_get_bus_and_slot(0, 0);
818 pci_write_config_dword(pci_root, 0xD4, value);
819 pci_write_config_dword(pci_root, 0xD0, mcr);
820 pci_dev_put(pci_root);
821}
822
823static inline uint32_t REGISTER_READ(struct drm_device *dev, uint32_t reg)
824{
825 struct drm_psb_private *dev_priv = dev->dev_private;
826 return ioread32(dev_priv->vdc_reg + reg);
827}
828
2657929d
PJ		 829static inline uint32_t REGISTER_READ_AUX(struct drm_device *dev, uint32_t reg)
830{
831 struct drm_psb_private *dev_priv = dev->dev_private;
832 return ioread32(dev_priv->aux_reg + reg);
833}
834
5c49fd3a 835#define REG_READ(reg) REGISTER_READ(dev, (reg))
2657929d 836#define REG_READ_AUX(reg) REGISTER_READ_AUX(dev, (reg))
5c49fd3a 837
b97b8287
PJ		 838/* Useful for post reads */
839static inline uint32_t REGISTER_READ_WITH_AUX(struct drm_device *dev,
840 uint32_t reg, int aux)
841{
842 uint32_t val;
843
844 if (aux)
845 val = REG_READ_AUX(reg);
846 else
847 val = REG_READ(reg);
848
849 return val;
850}
851
852#define REG_READ_WITH_AUX(reg, aux) REGISTER_READ_WITH_AUX(dev, (reg), (aux))
853
5c49fd3a 854static inline void REGISTER_WRITE(struct drm_device *dev, uint32_t reg,
2657929d 855 uint32_t val)
5c49fd3a
AC		 856{
857 struct drm_psb_private *dev_priv = dev->dev_private;
858 iowrite32((val), dev_priv->vdc_reg + (reg));
859}
860
2657929d
PJ		 861static inline void REGISTER_WRITE_AUX(struct drm_device *dev, uint32_t reg,
862 uint32_t val)
863{
864 struct drm_psb_private *dev_priv = dev->dev_private;
865 iowrite32((val), dev_priv->aux_reg + (reg));
866}
867
5c49fd3a 868#define REG_WRITE(reg, val) REGISTER_WRITE(dev, (reg), (val))
2657929d 869#define REG_WRITE_AUX(reg, val) REGISTER_WRITE_AUX(dev, (reg), (val))
5c49fd3a 870
b97b8287
PJ		 871static inline void REGISTER_WRITE_WITH_AUX(struct drm_device *dev, uint32_t reg,
872 uint32_t val, int aux)
873{
874 if (aux)
875 REG_WRITE_AUX(reg, val);
876 else
877 REG_WRITE(reg, val);
878}
879
880#define REG_WRITE_WITH_AUX(reg, val, aux) REGISTER_WRITE_WITH_AUX(dev, (reg), (val), (aux))
881
5c49fd3a
AC		 882static inline void REGISTER_WRITE16(struct drm_device *dev,
883 uint32_t reg, uint32_t val)
884{
885 struct drm_psb_private *dev_priv = dev->dev_private;
886 iowrite16((val), dev_priv->vdc_reg + (reg));
887}
888
889#define REG_WRITE16(reg, val) REGISTER_WRITE16(dev, (reg), (val))
890
891static inline void REGISTER_WRITE8(struct drm_device *dev,
892 uint32_t reg, uint32_t val)
893{
894 struct drm_psb_private *dev_priv = dev->dev_private;
895 iowrite8((val), dev_priv->vdc_reg + (reg));
896}
897
898#define REG_WRITE8(reg, val) REGISTER_WRITE8(dev, (reg), (val))
899
900#define PSB_WVDC32(_val, _offs) iowrite32(_val, dev_priv->vdc_reg + (_offs))
901#define PSB_RVDC32(_offs) ioread32(dev_priv->vdc_reg + (_offs))
902
903/* #define TRAP_SGX_PM_FAULT 1 */
904#ifdef TRAP_SGX_PM_FAULT
905#define PSB_RSGX32(_offs) \
906({ \
907 if (inl(dev_priv->apm_base + PSB_APM_STS) & 0x3) { \
908 printk(KERN_ERR \
909 "access sgx when it's off!! (READ) %s, %d\n", \
910 __FILE__, __LINE__); \
911 melay(1000); \
912 } \
913 ioread32(dev_priv->sgx_reg + (_offs)); \
914})
915#else
916#define PSB_RSGX32(_offs) ioread32(dev_priv->sgx_reg + (_offs))
917#endif
918#define PSB_WSGX32(_val, _offs) iowrite32(_val, dev_priv->sgx_reg + (_offs))
919
920#define MSVDX_REG_DUMP 0
921
922#define PSB_WMSVDX32(_val, _offs) iowrite32(_val, dev_priv->msvdx_reg + (_offs))
923#define PSB_RMSVDX32(_offs) ioread32(dev_priv->msvdx_reg + (_offs))
924
925#endif
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