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/version.h>
24 #include <linux/kref.h>
27 #include "drm_global.h"
31 #include "psb_intel_drv.h"
33 #include "psb_powermgmt.h"
36 /* Append new drm mode definition here, align with libdrm definition */
37 #define DRM_MODE_SCALE_NO_SCALE 2
40 CHIP_PSB_8108 = 0, /* Poulsbo */
41 CHIP_PSB_8109 = 1, /* Poulsbo */
42 CHIP_MRST_4100 = 2, /* Moorestown/Oaktrail */
45 #define IS_MRST(dev) (((dev)->pci_device & 0xfffc) == 0x4100)
51 #define DRIVER_NAME "gma500"
52 #define DRIVER_DESC "DRM driver for the Intel GMA500"
54 #define PSB_DRM_DRIVER_DATE "2011-06-06"
55 #define PSB_DRM_DRIVER_MAJOR 1
56 #define PSB_DRM_DRIVER_MINOR 0
57 #define PSB_DRM_DRIVER_PATCHLEVEL 0
62 #define PSB_VDC_OFFSET 0x00000000
63 #define PSB_VDC_SIZE 0x000080000
64 #define MRST_MMIO_SIZE 0x0000C0000
65 #define MDFLD_MMIO_SIZE 0x000100000
66 #define PSB_SGX_SIZE 0x8000
67 #define PSB_SGX_OFFSET 0x00040000
68 #define MRST_SGX_OFFSET 0x00080000
70 * PCI resource identifiers
72 #define PSB_MMIO_RESOURCE 0
73 #define PSB_GATT_RESOURCE 2
74 #define PSB_GTT_RESOURCE 3
78 #define PSB_GMCH_CTRL 0x52
80 #define _PSB_GMCH_ENABLED 0x4
81 #define PSB_PGETBL_CTL 0x2020
82 #define _PSB_PGETBL_ENABLED 0x00000001
83 #define PSB_SGX_2D_SLAVE_PORT 0x4000
86 #define PSB_TT_PRIV0_LIMIT (256*1024*1024)
87 #define PSB_TT_PRIV0_PLIMIT (PSB_TT_PRIV0_LIMIT >> PAGE_SHIFT)
90 * SGX side MMU definitions (these can probably go)
94 * Flags for external memory type field.
96 #define PSB_MMU_CACHED_MEMORY 0x0001 /* Bind to MMU only */
97 #define PSB_MMU_RO_MEMORY 0x0002 /* MMU RO memory */
98 #define PSB_MMU_WO_MEMORY 0x0004 /* MMU WO memory */
102 #define PSB_PDE_MASK 0x003FFFFF
103 #define PSB_PDE_SHIFT 22
104 #define PSB_PTE_SHIFT 12
108 #define PSB_PTE_VALID 0x0001 /* PTE / PDE valid */
109 #define PSB_PTE_WO 0x0002 /* Write only */
110 #define PSB_PTE_RO 0x0004 /* Read only */
111 #define PSB_PTE_CACHED 0x0008 /* CPU cache coherent */
114 * VDC registers and bits
116 #define PSB_MSVDX_CLOCKGATING 0x2064
117 #define PSB_TOPAZ_CLOCKGATING 0x2068
118 #define PSB_HWSTAM 0x2098
119 #define PSB_INSTPM 0x20C0
120 #define PSB_INT_IDENTITY_R 0x20A4
121 #define _MDFLD_PIPEC_EVENT_FLAG (1<<2)
122 #define _MDFLD_PIPEC_VBLANK_FLAG (1<<3)
123 #define _PSB_DPST_PIPEB_FLAG (1<<4)
124 #define _MDFLD_PIPEB_EVENT_FLAG (1<<4)
125 #define _PSB_VSYNC_PIPEB_FLAG (1<<5)
126 #define _PSB_DPST_PIPEA_FLAG (1<<6)
127 #define _PSB_PIPEA_EVENT_FLAG (1<<6)
128 #define _PSB_VSYNC_PIPEA_FLAG (1<<7)
129 #define _MDFLD_MIPIA_FLAG (1<<16)
130 #define _MDFLD_MIPIC_FLAG (1<<17)
131 #define _PSB_IRQ_SGX_FLAG (1<<18)
132 #define _PSB_IRQ_MSVDX_FLAG (1<<19)
133 #define _LNC_IRQ_TOPAZ_FLAG (1<<20)
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 | \
142 #define PSB_INT_IDENTITY_R 0x20A4
143 #define PSB_INT_MASK_R 0x20A8
144 #define PSB_INT_ENABLE_R 0x20A0
146 #define _PSB_MMU_ER_MASK 0x0001FF00
147 #define _PSB_MMU_ER_HOST (1 << 16)
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)
171 #define VCLK_DIVISOR_VGA0 0x6000
172 #define VCLK_DIVISOR_VGA1 0x6004
173 #define VCLK_POST_DIV 0x6010
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)
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
188 #define PSB_2D_SIZE (256*1024*1024)
189 #define PSB_MAX_RELOC_PAGES 1024
191 #define PSB_LOW_REG_OFFS 0x0204
192 #define PSB_HIGH_REG_OFFS 0x0600
194 #define PSB_NUM_VBLANKS 2
197 #define PSB_2D_SIZE (256*1024*1024)
198 #define PSB_MAX_RELOC_PAGES 1024
200 #define PSB_LOW_REG_OFFS 0x0204
201 #define PSB_HIGH_REG_OFFS 0x0600
203 #define PSB_NUM_VBLANKS 2
204 #define PSB_WATCHDOG_DELAY (DRM_HZ * 2)
205 #define PSB_LID_DELAY (DRM_HZ / 10)
207 #define MDFLD_PNW_A0 0x00
208 #define MDFLD_PNW_B0 0x04
209 #define MDFLD_PNW_C0 0x08
211 #define PSB_PWR_STATE_ON 1
212 #define PSB_PWR_STATE_OFF 2
214 #define PSB_PMPOLICY_NOPM 0
215 #define PSB_PMPOLICY_CLOCKGATING 1
216 #define PSB_PMPOLICY_POWERDOWN 2
218 #define PSB_PMSTATE_POWERUP 0
219 #define PSB_PMSTATE_CLOCKGATED 1
220 #define PSB_PMSTATE_POWERDOWN 2
221 #define PSB_PCIx_MSI_ADDR_LOC 0x94
222 #define PSB_PCIx_MSI_DATA_LOC 0x98
224 struct opregion_header;
225 struct opregion_acpi;
226 struct opregion_swsci;
227 struct opregion_asle;
229 struct psb_intel_opregion {
230 struct opregion_header *header;
231 struct opregion_acpi *acpi;
232 struct opregion_swsci *swsci;
233 struct opregion_asle *asle;
238 struct drm_psb_private {
239 struct drm_device *dev;
241 unsigned long chipset;
245 /* GTT Memory manager */
246 struct psb_gtt_mm *gtt_mm;
247 struct page *scratch_page;
249 uint32_t stolen_base;
251 unsigned long vram_stolen_size;
253 u16 gmch_ctrl; /* Saved GTT setup */
256 struct mutex gtt_mutex;
257 struct resource *gtt_mem; /* Our PCI resource */
259 struct psb_mmu_driver *mmu;
260 struct psb_mmu_pd *pf_pd;
268 uint32_t gatt_free_offset;
274 uint32_t vdc_irq_mask;
275 uint32_t pipestat[PSB_NUM_PIPE];
277 spinlock_t irqmask_lock;
290 struct psb_intel_mode_device mode_dev;
292 struct drm_crtc *plane_to_crtc_mapping[PSB_NUM_PIPE];
293 struct drm_crtc *pipe_to_crtc_mapping[PSB_NUM_PIPE];
297 * OSPM info (Power management base) (can go ?)
305 struct drm_psb_sizes_arg sizes;
308 u32 video_device_fuse;
310 /* PCI revision ID for B0:D2:F0 */
311 uint8_t platform_rev_id;
316 int backlight_duty_cycle; /* restore backlight to this value */
317 bool panel_wants_dither;
318 struct drm_display_mode *panel_fixed_mode;
319 struct drm_display_mode *lfp_lvds_vbt_mode;
320 struct drm_display_mode *sdvo_lvds_vbt_mode;
322 struct bdb_lvds_backlight *lvds_bl; /* LVDS backlight info from VBT */
323 struct psb_intel_i2c_chan *lvds_i2c_bus;
325 /* Feature bits from the VBIOS */
326 unsigned int int_tv_support:1;
327 unsigned int lvds_dither:1;
328 unsigned int lvds_vbt:1;
329 unsigned int int_crt_support:1;
330 unsigned int lvds_use_ssc:1;
335 unsigned int core_freq;
336 uint32_t iLVDS_enable;
338 /* Runtime PM state */
341 /* Moorestown specific */
342 struct mrst_vbt vbt_data;
343 struct mrst_gct_data gct_data;
345 /* Moorestown pipe config register value cache */
350 /* Moorestown plane control register value cache */
358 uint32_t saveDSPACNTR;
359 uint32_t saveDSPBCNTR;
360 uint32_t savePIPEACONF;
361 uint32_t savePIPEBCONF;
362 uint32_t savePIPEASRC;
363 uint32_t savePIPEBSRC;
367 uint32_t saveDPLL_A_MD;
368 uint32_t saveHTOTAL_A;
369 uint32_t saveHBLANK_A;
370 uint32_t saveHSYNC_A;
371 uint32_t saveVTOTAL_A;
372 uint32_t saveVBLANK_A;
373 uint32_t saveVSYNC_A;
374 uint32_t saveDSPASTRIDE;
375 uint32_t saveDSPASIZE;
376 uint32_t saveDSPAPOS;
377 uint32_t saveDSPABASE;
378 uint32_t saveDSPASURF;
382 uint32_t saveDPLL_B_MD;
383 uint32_t saveHTOTAL_B;
384 uint32_t saveHBLANK_B;
385 uint32_t saveHSYNC_B;
386 uint32_t saveVTOTAL_B;
387 uint32_t saveVBLANK_B;
388 uint32_t saveVSYNC_B;
389 uint32_t saveDSPBSTRIDE;
390 uint32_t saveDSPBSIZE;
391 uint32_t saveDSPBPOS;
392 uint32_t saveDSPBBASE;
393 uint32_t saveDSPBSURF;
394 uint32_t saveVCLK_DIVISOR_VGA0;
395 uint32_t saveVCLK_DIVISOR_VGA1;
396 uint32_t saveVCLK_POST_DIV;
397 uint32_t saveVGACNTRL;
405 uint32_t savePP_CONTROL;
406 uint32_t savePP_CYCLE;
407 uint32_t savePFIT_CONTROL;
408 uint32_t savePaletteA[256];
409 uint32_t savePaletteB[256];
410 uint32_t saveBLC_PWM_CTL2;
411 uint32_t saveBLC_PWM_CTL;
412 uint32_t saveCLOCKGATING;
414 uint32_t saveDSPATILEOFF;
415 uint32_t saveDSPBTILEOFF;
416 uint32_t saveDSPAADDR;
417 uint32_t saveDSPBADDR;
418 uint32_t savePFIT_AUTO_RATIOS;
419 uint32_t savePFIT_PGM_RATIOS;
420 uint32_t savePP_ON_DELAYS;
421 uint32_t savePP_OFF_DELAYS;
422 uint32_t savePP_DIVISOR;
425 uint32_t saveBCLRPAT_A;
426 uint32_t saveBCLRPAT_B;
427 uint32_t saveDSPALINOFF;
428 uint32_t saveDSPBLINOFF;
429 uint32_t savePERF_MODE;
436 uint32_t saveCHICKENBIT;
437 uint32_t saveDSPACURSOR_CTRL;
438 uint32_t saveDSPBCURSOR_CTRL;
439 uint32_t saveDSPACURSOR_BASE;
440 uint32_t saveDSPBCURSOR_BASE;
441 uint32_t saveDSPACURSOR_POS;
442 uint32_t saveDSPBCURSOR_POS;
443 uint32_t save_palette_a[256];
444 uint32_t save_palette_b[256];
445 uint32_t saveOV_OVADD;
446 uint32_t saveOV_OGAMC0;
447 uint32_t saveOV_OGAMC1;
448 uint32_t saveOV_OGAMC2;
449 uint32_t saveOV_OGAMC3;
450 uint32_t saveOV_OGAMC4;
451 uint32_t saveOV_OGAMC5;
452 uint32_t saveOVC_OVADD;
453 uint32_t saveOVC_OGAMC0;
454 uint32_t saveOVC_OGAMC1;
455 uint32_t saveOVC_OGAMC2;
456 uint32_t saveOVC_OGAMC3;
457 uint32_t saveOVC_OGAMC4;
458 uint32_t saveOVC_OGAMC5;
468 struct timer_list lid_timer;
469 struct psb_intel_opregion opregion;
481 * Used for modifying backlight from
482 * xrandr -- consider removing and using HAL instead
484 struct drm_property *backlight_property;
492 struct psb_mmu_driver;
494 extern int drm_crtc_probe_output_modes(struct drm_device *dev, int, int);
495 extern int drm_pick_crtcs(struct drm_device *dev);
497 static inline struct drm_psb_private *psb_priv(struct drm_device *dev)
499 return (struct drm_psb_private *) dev->dev_private;
506 extern struct psb_mmu_driver *psb_mmu_driver_init(uint8_t __iomem * registers,
509 struct drm_psb_private *dev_priv);
510 extern void psb_mmu_driver_takedown(struct psb_mmu_driver *driver);
511 extern struct psb_mmu_pd *psb_mmu_get_default_pd(struct psb_mmu_driver
513 extern void psb_mmu_mirror_gtt(struct psb_mmu_pd *pd, uint32_t mmu_offset,
514 uint32_t gtt_start, uint32_t gtt_pages);
515 extern struct psb_mmu_pd *psb_mmu_alloc_pd(struct psb_mmu_driver *driver,
518 extern void psb_mmu_free_pagedir(struct psb_mmu_pd *pd);
519 extern void psb_mmu_flush(struct psb_mmu_driver *driver, int rc_prot);
520 extern void psb_mmu_remove_pfn_sequence(struct psb_mmu_pd *pd,
521 unsigned long address,
523 extern int psb_mmu_insert_pfn_sequence(struct psb_mmu_pd *pd,
525 unsigned long address,
526 uint32_t num_pages, int type);
527 extern int psb_mmu_virtual_to_pfn(struct psb_mmu_pd *pd, uint32_t virtual,
531 * Enable / disable MMU for different requestors.
535 extern void psb_mmu_set_pd_context(struct psb_mmu_pd *pd, int hw_context);
536 extern int psb_mmu_insert_pages(struct psb_mmu_pd *pd, struct page **pages,
537 unsigned long address, uint32_t num_pages,
538 uint32_t desired_tile_stride,
539 uint32_t hw_tile_stride, int type);
540 extern void psb_mmu_remove_pages(struct psb_mmu_pd *pd,
541 unsigned long address, uint32_t num_pages,
542 uint32_t desired_tile_stride,
543 uint32_t hw_tile_stride);
548 extern irqreturn_t psb_irq_handler(DRM_IRQ_ARGS);
549 extern int psb_irq_enable_dpst(struct drm_device *dev);
550 extern int psb_irq_disable_dpst(struct drm_device *dev);
551 extern void psb_irq_preinstall(struct drm_device *dev);
552 extern int psb_irq_postinstall(struct drm_device *dev);
553 extern void psb_irq_uninstall(struct drm_device *dev);
554 extern void psb_irq_turn_on_dpst(struct drm_device *dev);
555 extern void psb_irq_turn_off_dpst(struct drm_device *dev);
557 extern void psb_irq_uninstall_islands(struct drm_device *dev, int hw_islands);
558 extern int psb_vblank_wait2(struct drm_device *dev, unsigned int *sequence);
559 extern int psb_vblank_wait(struct drm_device *dev, unsigned int *sequence);
560 extern int psb_enable_vblank(struct drm_device *dev, int crtc);
561 extern void psb_disable_vblank(struct drm_device *dev, int crtc);
563 psb_enable_pipestat(struct drm_psb_private *dev_priv, int pipe, u32 mask);
566 psb_disable_pipestat(struct drm_psb_private *dev_priv, int pipe, u32 mask);
568 extern u32 psb_get_vblank_counter(struct drm_device *dev, int crtc);
573 extern int psb_intel_opregion_init(struct drm_device *dev);
578 extern int psbfb_probed(struct drm_device *dev);
579 extern int psbfb_remove(struct drm_device *dev,
580 struct drm_framebuffer *fb);
581 extern int psbfb_kms_off_ioctl(struct drm_device *dev, void *data,
582 struct drm_file *file_priv);
583 extern int psbfb_kms_on_ioctl(struct drm_device *dev, void *data,
584 struct drm_file *file_priv);
585 extern void *psbfb_vdc_reg(struct drm_device* dev);
590 extern void psbfb_fillrect(struct fb_info *info,
591 const struct fb_fillrect *rect);
592 extern void psbfb_copyarea(struct fb_info *info,
593 const struct fb_copyarea *region);
594 extern void psbfb_imageblit(struct fb_info *info,
595 const struct fb_image *image);
596 extern int psbfb_sync(struct fb_info *info);
598 extern void psb_spank(struct drm_psb_private *dev_priv);
600 extern int psbfb_2d_submit(struct drm_psb_private *dev_priv, uint32_t *cmdbuf,
607 extern void psb_lid_timer_init(struct drm_psb_private *dev_priv);
608 extern void psb_lid_timer_takedown(struct drm_psb_private *dev_priv);
609 extern void psb_print_pagefault(struct drm_psb_private *dev_priv);
612 extern void psb_modeset_init(struct drm_device *dev);
613 extern void psb_modeset_cleanup(struct drm_device *dev);
614 extern int psb_fbdev_init(struct drm_device *dev);
617 int psb_backlight_init(struct drm_device *dev);
618 void psb_backlight_exit(void);
619 int psb_set_brightness(struct backlight_device *bd);
620 int psb_get_brightness(struct backlight_device *bd);
621 struct backlight_device *psb_get_backlight_device(void);
624 extern const struct drm_crtc_helper_funcs mrst_helper_funcs;
627 extern void mrst_lvds_init(struct drm_device *dev,
628 struct psb_intel_mode_device *mode_dev);
630 /* psb_intel_lvds.c */
631 extern void psb_intel_lvds_prepare(struct drm_encoder *encoder);
632 extern void psb_intel_lvds_commit(struct drm_encoder *encoder);
633 extern const struct drm_connector_helper_funcs
634 psb_intel_lvds_connector_helper_funcs;
635 extern const struct drm_connector_funcs psb_intel_lvds_connector_funcs;
638 extern int psb_gem_init_object(struct drm_gem_object *obj);
639 extern void psb_gem_free_object(struct drm_gem_object *obj);
640 extern int psb_gem_get_aperture(struct drm_device *dev, void *data,
641 struct drm_file *file);
642 extern int psb_gem_dumb_create(struct drm_file *file, struct drm_device *dev,
643 struct drm_mode_create_dumb *args);
644 extern int psb_gem_dumb_destroy(struct drm_file *file, struct drm_device *dev,
646 extern int psb_gem_dumb_map_gtt(struct drm_file *file, struct drm_device *dev,
647 uint32_t handle, uint64_t *offset);
648 extern int psb_gem_fault(struct vm_area_struct *vma, struct vm_fault *vmf);
652 * Debug print bits setting
654 #define PSB_D_GENERAL (1 << 0)
655 #define PSB_D_INIT (1 << 1)
656 #define PSB_D_IRQ (1 << 2)
657 #define PSB_D_ENTRY (1 << 3)
658 /* debug the get H/V BP/FP count */
659 #define PSB_D_HV (1 << 4)
660 #define PSB_D_DBI_BF (1 << 5)
661 #define PSB_D_PM (1 << 6)
662 #define PSB_D_RENDER (1 << 7)
663 #define PSB_D_REG (1 << 8)
664 #define PSB_D_MSVDX (1 << 9)
665 #define PSB_D_TOPAZ (1 << 10)
667 extern int drm_psb_no_fb;
668 extern int drm_idle_check_interval;
674 static inline u32 MRST_MSG_READ32(uint port, uint offset)
676 int mcr = (0xD0<<24) | (port << 16) | (offset << 8);
677 uint32_t ret_val = 0;
678 struct pci_dev *pci_root = pci_get_bus_and_slot(0, 0);
679 pci_write_config_dword(pci_root, 0xD0, mcr);
680 pci_read_config_dword(pci_root, 0xD4, &ret_val);
681 pci_dev_put(pci_root);
684 static inline void MRST_MSG_WRITE32(uint port, uint offset, u32 value)
686 int mcr = (0xE0<<24) | (port << 16) | (offset << 8) | 0xF0;
687 struct pci_dev *pci_root = pci_get_bus_and_slot(0, 0);
688 pci_write_config_dword(pci_root, 0xD4, value);
689 pci_write_config_dword(pci_root, 0xD0, mcr);
690 pci_dev_put(pci_root);
692 static inline u32 MDFLD_MSG_READ32(uint port, uint offset)
694 int mcr = (0x10<<24) | (port << 16) | (offset << 8);
695 uint32_t ret_val = 0;
696 struct pci_dev *pci_root = pci_get_bus_and_slot(0, 0);
697 pci_write_config_dword(pci_root, 0xD0, mcr);
698 pci_read_config_dword(pci_root, 0xD4, &ret_val);
699 pci_dev_put(pci_root);
702 static inline void MDFLD_MSG_WRITE32(uint port, uint offset, u32 value)
704 int mcr = (0x11<<24) | (port << 16) | (offset << 8) | 0xF0;
705 struct pci_dev *pci_root = pci_get_bus_and_slot(0, 0);
706 pci_write_config_dword(pci_root, 0xD4, value);
707 pci_write_config_dword(pci_root, 0xD0, mcr);
708 pci_dev_put(pci_root);
711 static inline uint32_t REGISTER_READ(struct drm_device *dev, uint32_t reg)
713 struct drm_psb_private *dev_priv = dev->dev_private;
714 return ioread32(dev_priv->vdc_reg + reg);
717 #define REG_READ(reg) REGISTER_READ(dev, (reg))
719 static inline void REGISTER_WRITE(struct drm_device *dev, uint32_t reg,
722 struct drm_psb_private *dev_priv = dev->dev_private;
723 iowrite32((val), dev_priv->vdc_reg + (reg));
726 #define REG_WRITE(reg, val) REGISTER_WRITE(dev, (reg), (val))
728 static inline void REGISTER_WRITE16(struct drm_device *dev,
729 uint32_t reg, uint32_t val)
731 struct drm_psb_private *dev_priv = dev->dev_private;
732 iowrite16((val), dev_priv->vdc_reg + (reg));
735 #define REG_WRITE16(reg, val) REGISTER_WRITE16(dev, (reg), (val))
737 static inline void REGISTER_WRITE8(struct drm_device *dev,
738 uint32_t reg, uint32_t val)
740 struct drm_psb_private *dev_priv = dev->dev_private;
741 iowrite8((val), dev_priv->vdc_reg + (reg));
744 #define REG_WRITE8(reg, val) REGISTER_WRITE8(dev, (reg), (val))
746 #define PSB_WVDC32(_val, _offs) iowrite32(_val, dev_priv->vdc_reg + (_offs))
747 #define PSB_RVDC32(_offs) ioread32(dev_priv->vdc_reg + (_offs))
749 /* #define TRAP_SGX_PM_FAULT 1 */
750 #ifdef TRAP_SGX_PM_FAULT
751 #define PSB_RSGX32(_offs) \
753 if (inl(dev_priv->apm_base + PSB_APM_STS) & 0x3) { \
755 "access sgx when it's off!! (READ) %s, %d\n", \
756 __FILE__, __LINE__); \
759 ioread32(dev_priv->sgx_reg + (_offs)); \
762 #define PSB_RSGX32(_offs) ioread32(dev_priv->sgx_reg + (_offs))
764 #define PSB_WSGX32(_val, _offs) iowrite32(_val, dev_priv->sgx_reg + (_offs))
766 #define MSVDX_REG_DUMP 0
768 #define PSB_WMSVDX32(_val, _offs) iowrite32(_val, dev_priv->msvdx_reg + (_offs))
769 #define PSB_RMSVDX32(_offs) ioread32(dev_priv->msvdx_reg + (_offs))