xref: /linux/drivers/gpu/drm/gma500/psb_drv.h (revision 6256304ba35e7b7af3298c233f79b9b4168794dd)
15c49fd3aSAlan Cox /**************************************************************************
25c49fd3aSAlan Cox  * Copyright (c) 2007-2011, Intel Corporation.
35c49fd3aSAlan Cox  * All Rights Reserved.
45c49fd3aSAlan Cox  *
55c49fd3aSAlan Cox  * This program is free software; you can redistribute it and/or modify it
65c49fd3aSAlan Cox  * under the terms and conditions of the GNU General Public License,
75c49fd3aSAlan Cox  * version 2, as published by the Free Software Foundation.
85c49fd3aSAlan Cox  *
95c49fd3aSAlan Cox  * This program is distributed in the hope it will be useful, but WITHOUT
105c49fd3aSAlan Cox  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
115c49fd3aSAlan Cox  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License for
125c49fd3aSAlan Cox  * more details.
135c49fd3aSAlan Cox  *
145c49fd3aSAlan Cox  * You should have received a copy of the GNU General Public License along with
155c49fd3aSAlan Cox  * this program; if not, write to the Free Software Foundation, Inc.,
165c49fd3aSAlan Cox  * 51 Franklin St - Fifth Floor, Boston, MA 02110-1301 USA.
175c49fd3aSAlan Cox  *
185c49fd3aSAlan Cox  **************************************************************************/
195c49fd3aSAlan Cox 
205c49fd3aSAlan Cox #ifndef _PSB_DRV_H_
215c49fd3aSAlan Cox #define _PSB_DRV_H_
225c49fd3aSAlan Cox 
235c49fd3aSAlan Cox #include <linux/kref.h>
245c49fd3aSAlan Cox 
255c49fd3aSAlan Cox #include <drm/drmP.h>
265c49fd3aSAlan Cox #include "drm_global.h"
275c49fd3aSAlan Cox #include "gem_glue.h"
28838fa588SAlan Cox #include "gma_drm.h"
295c49fd3aSAlan Cox #include "psb_reg.h"
305c49fd3aSAlan Cox #include "psb_intel_drv.h"
315c49fd3aSAlan Cox #include "gtt.h"
325c49fd3aSAlan Cox #include "power.h"
33d839ede4SAlan Cox #include "opregion.h"
345c49fd3aSAlan Cox #include "oaktrail.h"
355c49fd3aSAlan Cox 
365c49fd3aSAlan Cox /* Append new drm mode definition here, align with libdrm definition */
375c49fd3aSAlan Cox #define DRM_MODE_SCALE_NO_SCALE   	2
385c49fd3aSAlan Cox 
395c49fd3aSAlan Cox enum {
405c49fd3aSAlan Cox 	CHIP_PSB_8108 = 0,		/* Poulsbo */
415c49fd3aSAlan Cox 	CHIP_PSB_8109 = 1,		/* Poulsbo */
425c49fd3aSAlan Cox 	CHIP_MRST_4100 = 2,		/* Moorestown/Oaktrail */
435c49fd3aSAlan Cox 	CHIP_MFLD_0130 = 3,		/* Medfield */
445c49fd3aSAlan Cox };
455c49fd3aSAlan Cox 
46e036ba59SPatrik Jakobsson #define IS_PSB(dev) (((dev)->pci_device & 0xfffe) == 0x8108)
475c49fd3aSAlan Cox #define IS_MRST(dev) (((dev)->pci_device & 0xfffc) == 0x4100)
485c49fd3aSAlan Cox #define IS_MFLD(dev) (((dev)->pci_device & 0xfff8) == 0x0130)
495c49fd3aSAlan Cox 
505c49fd3aSAlan Cox /*
515c49fd3aSAlan Cox  * Driver definitions
525c49fd3aSAlan Cox  */
535c49fd3aSAlan Cox 
545c49fd3aSAlan Cox #define DRIVER_NAME "gma500"
555c49fd3aSAlan Cox #define DRIVER_DESC "DRM driver for the Intel GMA500"
565c49fd3aSAlan Cox 
575c49fd3aSAlan Cox #define PSB_DRM_DRIVER_DATE "2011-06-06"
585c49fd3aSAlan Cox #define PSB_DRM_DRIVER_MAJOR 1
595c49fd3aSAlan Cox #define PSB_DRM_DRIVER_MINOR 0
605c49fd3aSAlan Cox #define PSB_DRM_DRIVER_PATCHLEVEL 0
615c49fd3aSAlan Cox 
625c49fd3aSAlan Cox /*
635c49fd3aSAlan Cox  *	Hardware offsets
645c49fd3aSAlan Cox  */
655c49fd3aSAlan Cox #define PSB_VDC_OFFSET		 0x00000000
665c49fd3aSAlan Cox #define PSB_VDC_SIZE		 0x000080000
675c49fd3aSAlan Cox #define MRST_MMIO_SIZE		 0x0000C0000
685c49fd3aSAlan Cox #define MDFLD_MMIO_SIZE          0x000100000
695c49fd3aSAlan Cox #define PSB_SGX_SIZE		 0x8000
705c49fd3aSAlan Cox #define PSB_SGX_OFFSET		 0x00040000
715c49fd3aSAlan Cox #define MRST_SGX_OFFSET		 0x00080000
725c49fd3aSAlan Cox /*
735c49fd3aSAlan Cox  *	PCI resource identifiers
745c49fd3aSAlan Cox  */
755c49fd3aSAlan Cox #define PSB_MMIO_RESOURCE	 0
765c49fd3aSAlan Cox #define PSB_GATT_RESOURCE	 2
775c49fd3aSAlan Cox #define PSB_GTT_RESOURCE	 3
785c49fd3aSAlan Cox /*
795c49fd3aSAlan Cox  *	PCI configuration
805c49fd3aSAlan Cox  */
815c49fd3aSAlan Cox #define PSB_GMCH_CTRL		 0x52
825c49fd3aSAlan Cox #define PSB_BSM			 0x5C
835c49fd3aSAlan Cox #define _PSB_GMCH_ENABLED	 0x4
845c49fd3aSAlan Cox #define PSB_PGETBL_CTL		 0x2020
855c49fd3aSAlan Cox #define _PSB_PGETBL_ENABLED	 0x00000001
865c49fd3aSAlan Cox #define PSB_SGX_2D_SLAVE_PORT	 0x4000
875c49fd3aSAlan Cox 
885c49fd3aSAlan Cox /* To get rid of */
895c49fd3aSAlan Cox #define PSB_TT_PRIV0_LIMIT	 (256*1024*1024)
905c49fd3aSAlan Cox #define PSB_TT_PRIV0_PLIMIT	 (PSB_TT_PRIV0_LIMIT >> PAGE_SHIFT)
915c49fd3aSAlan Cox 
925c49fd3aSAlan Cox /*
935c49fd3aSAlan Cox  *	SGX side MMU definitions (these can probably go)
945c49fd3aSAlan Cox  */
955c49fd3aSAlan Cox 
965c49fd3aSAlan Cox /*
975c49fd3aSAlan Cox  *	Flags for external memory type field.
985c49fd3aSAlan Cox  */
995c49fd3aSAlan Cox #define PSB_MMU_CACHED_MEMORY	  0x0001	/* Bind to MMU only */
1005c49fd3aSAlan Cox #define PSB_MMU_RO_MEMORY	  0x0002	/* MMU RO memory */
1015c49fd3aSAlan Cox #define PSB_MMU_WO_MEMORY	  0x0004	/* MMU WO memory */
1025c49fd3aSAlan Cox /*
1035c49fd3aSAlan Cox  *	PTE's and PDE's
1045c49fd3aSAlan Cox  */
1055c49fd3aSAlan Cox #define PSB_PDE_MASK		  0x003FFFFF
1065c49fd3aSAlan Cox #define PSB_PDE_SHIFT		  22
1075c49fd3aSAlan Cox #define PSB_PTE_SHIFT		  12
1085c49fd3aSAlan Cox /*
1095c49fd3aSAlan Cox  *	Cache control
1105c49fd3aSAlan Cox  */
1115c49fd3aSAlan Cox #define PSB_PTE_VALID		  0x0001	/* PTE / PDE valid */
1125c49fd3aSAlan Cox #define PSB_PTE_WO		  0x0002	/* Write only */
1135c49fd3aSAlan Cox #define PSB_PTE_RO		  0x0004	/* Read only */
1145c49fd3aSAlan Cox #define PSB_PTE_CACHED		  0x0008	/* CPU cache coherent */
1155c49fd3aSAlan Cox 
1165c49fd3aSAlan Cox /*
1175c49fd3aSAlan Cox  *	VDC registers and bits
1185c49fd3aSAlan Cox  */
1195c49fd3aSAlan Cox #define PSB_MSVDX_CLOCKGATING	  0x2064
1205c49fd3aSAlan Cox #define PSB_TOPAZ_CLOCKGATING	  0x2068
1215c49fd3aSAlan Cox #define PSB_HWSTAM		  0x2098
1225c49fd3aSAlan Cox #define PSB_INSTPM		  0x20C0
1235c49fd3aSAlan Cox #define PSB_INT_IDENTITY_R        0x20A4
124d839ede4SAlan Cox #define _PSB_IRQ_ASLE		  (1<<0)
1255c49fd3aSAlan Cox #define _MDFLD_PIPEC_EVENT_FLAG   (1<<2)
1265c49fd3aSAlan Cox #define _MDFLD_PIPEC_VBLANK_FLAG  (1<<3)
1275c49fd3aSAlan Cox #define _PSB_DPST_PIPEB_FLAG      (1<<4)
1285c49fd3aSAlan Cox #define _MDFLD_PIPEB_EVENT_FLAG   (1<<4)
1295c49fd3aSAlan Cox #define _PSB_VSYNC_PIPEB_FLAG	  (1<<5)
1305c49fd3aSAlan Cox #define _PSB_DPST_PIPEA_FLAG      (1<<6)
1315c49fd3aSAlan Cox #define _PSB_PIPEA_EVENT_FLAG     (1<<6)
1325c49fd3aSAlan Cox #define _PSB_VSYNC_PIPEA_FLAG	  (1<<7)
1335c49fd3aSAlan Cox #define _MDFLD_MIPIA_FLAG	  (1<<16)
1345c49fd3aSAlan Cox #define _MDFLD_MIPIC_FLAG	  (1<<17)
13568cb638fSAlan Cox #define _PSB_IRQ_DISP_HOTSYNC	  (1<<17)
1365c49fd3aSAlan Cox #define _PSB_IRQ_SGX_FLAG	  (1<<18)
1375c49fd3aSAlan Cox #define _PSB_IRQ_MSVDX_FLAG	  (1<<19)
1385c49fd3aSAlan Cox #define _LNC_IRQ_TOPAZ_FLAG	  (1<<20)
1395c49fd3aSAlan Cox 
140700e59f6SPatrik Jakobsson #define _PSB_PIPE_EVENT_FLAG	(_PSB_VSYNC_PIPEA_FLAG | \
141700e59f6SPatrik Jakobsson 				 _PSB_VSYNC_PIPEB_FLAG)
142700e59f6SPatrik Jakobsson 
1435c49fd3aSAlan Cox /* This flag includes all the display IRQ bits excepts the vblank irqs. */
1445c49fd3aSAlan Cox #define _MDFLD_DISP_ALL_IRQ_FLAG (_MDFLD_PIPEC_EVENT_FLAG | \
1455c49fd3aSAlan Cox 				  _MDFLD_PIPEB_EVENT_FLAG | \
1465c49fd3aSAlan Cox 				  _PSB_PIPEA_EVENT_FLAG | \
1475c49fd3aSAlan Cox 				  _PSB_VSYNC_PIPEA_FLAG | \
1485c49fd3aSAlan Cox 				  _MDFLD_MIPIA_FLAG | \
1495c49fd3aSAlan Cox 				  _MDFLD_MIPIC_FLAG)
1505c49fd3aSAlan Cox #define PSB_INT_IDENTITY_R	  0x20A4
1515c49fd3aSAlan Cox #define PSB_INT_MASK_R		  0x20A8
1525c49fd3aSAlan Cox #define PSB_INT_ENABLE_R	  0x20A0
1535c49fd3aSAlan Cox 
1545c49fd3aSAlan Cox #define _PSB_MMU_ER_MASK      0x0001FF00
1555c49fd3aSAlan Cox #define _PSB_MMU_ER_HOST      (1 << 16)
1565c49fd3aSAlan Cox #define GPIOA			0x5010
1575c49fd3aSAlan Cox #define GPIOB			0x5014
1585c49fd3aSAlan Cox #define GPIOC			0x5018
1595c49fd3aSAlan Cox #define GPIOD			0x501c
1605c49fd3aSAlan Cox #define GPIOE			0x5020
1615c49fd3aSAlan Cox #define GPIOF			0x5024
1625c49fd3aSAlan Cox #define GPIOG			0x5028
1635c49fd3aSAlan Cox #define GPIOH			0x502c
1645c49fd3aSAlan Cox #define GPIO_CLOCK_DIR_MASK		(1 << 0)
1655c49fd3aSAlan Cox #define GPIO_CLOCK_DIR_IN		(0 << 1)
1665c49fd3aSAlan Cox #define GPIO_CLOCK_DIR_OUT		(1 << 1)
1675c49fd3aSAlan Cox #define GPIO_CLOCK_VAL_MASK		(1 << 2)
1685c49fd3aSAlan Cox #define GPIO_CLOCK_VAL_OUT		(1 << 3)
1695c49fd3aSAlan Cox #define GPIO_CLOCK_VAL_IN		(1 << 4)
1705c49fd3aSAlan Cox #define GPIO_CLOCK_PULLUP_DISABLE	(1 << 5)
1715c49fd3aSAlan Cox #define GPIO_DATA_DIR_MASK		(1 << 8)
1725c49fd3aSAlan Cox #define GPIO_DATA_DIR_IN		(0 << 9)
1735c49fd3aSAlan Cox #define GPIO_DATA_DIR_OUT		(1 << 9)
1745c49fd3aSAlan Cox #define GPIO_DATA_VAL_MASK		(1 << 10)
1755c49fd3aSAlan Cox #define GPIO_DATA_VAL_OUT		(1 << 11)
1765c49fd3aSAlan Cox #define GPIO_DATA_VAL_IN		(1 << 12)
1775c49fd3aSAlan Cox #define GPIO_DATA_PULLUP_DISABLE	(1 << 13)
1785c49fd3aSAlan Cox 
1795c49fd3aSAlan Cox #define VCLK_DIVISOR_VGA0   0x6000
1805c49fd3aSAlan Cox #define VCLK_DIVISOR_VGA1   0x6004
1815c49fd3aSAlan Cox #define VCLK_POST_DIV	    0x6010
1825c49fd3aSAlan Cox 
1835c49fd3aSAlan Cox #define PSB_COMM_2D (PSB_ENGINE_2D << 4)
1845c49fd3aSAlan Cox #define PSB_COMM_3D (PSB_ENGINE_3D << 4)
1855c49fd3aSAlan Cox #define PSB_COMM_TA (PSB_ENGINE_TA << 4)
1865c49fd3aSAlan Cox #define PSB_COMM_HP (PSB_ENGINE_HP << 4)
1875c49fd3aSAlan Cox #define PSB_COMM_USER_IRQ (1024 >> 2)
1885c49fd3aSAlan Cox #define PSB_COMM_USER_IRQ_LOST (PSB_COMM_USER_IRQ + 1)
1895c49fd3aSAlan Cox #define PSB_COMM_FW (2048 >> 2)
1905c49fd3aSAlan Cox 
1915c49fd3aSAlan Cox #define PSB_UIRQ_VISTEST	       1
1925c49fd3aSAlan Cox #define PSB_UIRQ_OOM_REPLY	       2
1935c49fd3aSAlan Cox #define PSB_UIRQ_FIRE_TA_REPLY	       3
1945c49fd3aSAlan Cox #define PSB_UIRQ_FIRE_RASTER_REPLY     4
1955c49fd3aSAlan Cox 
1965c49fd3aSAlan Cox #define PSB_2D_SIZE (256*1024*1024)
1975c49fd3aSAlan Cox #define PSB_MAX_RELOC_PAGES 1024
1985c49fd3aSAlan Cox 
1995c49fd3aSAlan Cox #define PSB_LOW_REG_OFFS 0x0204
2005c49fd3aSAlan Cox #define PSB_HIGH_REG_OFFS 0x0600
2015c49fd3aSAlan Cox 
2025c49fd3aSAlan Cox #define PSB_NUM_VBLANKS 2
2035c49fd3aSAlan Cox 
2045c49fd3aSAlan Cox 
2055c49fd3aSAlan Cox #define PSB_2D_SIZE (256*1024*1024)
2065c49fd3aSAlan Cox #define PSB_MAX_RELOC_PAGES 1024
2075c49fd3aSAlan Cox 
2085c49fd3aSAlan Cox #define PSB_LOW_REG_OFFS 0x0204
2095c49fd3aSAlan Cox #define PSB_HIGH_REG_OFFS 0x0600
2105c49fd3aSAlan Cox 
2115c49fd3aSAlan Cox #define PSB_NUM_VBLANKS 2
2125c49fd3aSAlan Cox #define PSB_WATCHDOG_DELAY (DRM_HZ * 2)
2135c49fd3aSAlan Cox #define PSB_LID_DELAY (DRM_HZ / 10)
2145c49fd3aSAlan Cox 
2155c49fd3aSAlan Cox #define MDFLD_PNW_B0 0x04
2165c49fd3aSAlan Cox #define MDFLD_PNW_C0 0x08
2175c49fd3aSAlan Cox 
2185c49fd3aSAlan Cox #define MDFLD_DSR_2D_3D_0 	(1 << 0)
2195c49fd3aSAlan Cox #define MDFLD_DSR_2D_3D_2 	(1 << 1)
2205c49fd3aSAlan Cox #define MDFLD_DSR_CURSOR_0 	(1 << 2)
2215c49fd3aSAlan Cox #define MDFLD_DSR_CURSOR_2	(1 << 3)
2225c49fd3aSAlan Cox #define MDFLD_DSR_OVERLAY_0 	(1 << 4)
2235c49fd3aSAlan Cox #define MDFLD_DSR_OVERLAY_2 	(1 << 5)
2245c49fd3aSAlan Cox #define MDFLD_DSR_MIPI_CONTROL	(1 << 6)
2255c49fd3aSAlan Cox #define MDFLD_DSR_DAMAGE_MASK_0	((1 << 0) | (1 << 2) | (1 << 4))
2265c49fd3aSAlan Cox #define MDFLD_DSR_DAMAGE_MASK_2	((1 << 1) | (1 << 3) | (1 << 5))
2275c49fd3aSAlan Cox #define MDFLD_DSR_2D_3D 	(MDFLD_DSR_2D_3D_0 | MDFLD_DSR_2D_3D_2)
2285c49fd3aSAlan Cox 
2295c49fd3aSAlan Cox #define MDFLD_DSR_RR		45
2305c49fd3aSAlan Cox #define MDFLD_DPU_ENABLE 	(1 << 31)
2315c49fd3aSAlan Cox #define MDFLD_DSR_FULLSCREEN 	(1 << 30)
2325c49fd3aSAlan Cox #define MDFLD_DSR_DELAY		(DRM_HZ / MDFLD_DSR_RR)
2335c49fd3aSAlan Cox 
2345c49fd3aSAlan Cox #define PSB_PWR_STATE_ON		1
2355c49fd3aSAlan Cox #define PSB_PWR_STATE_OFF		2
2365c49fd3aSAlan Cox 
2375c49fd3aSAlan Cox #define PSB_PMPOLICY_NOPM		0
2385c49fd3aSAlan Cox #define PSB_PMPOLICY_CLOCKGATING	1
2395c49fd3aSAlan Cox #define PSB_PMPOLICY_POWERDOWN		2
2405c49fd3aSAlan Cox 
2415c49fd3aSAlan Cox #define PSB_PMSTATE_POWERUP		0
2425c49fd3aSAlan Cox #define PSB_PMSTATE_CLOCKGATED		1
2435c49fd3aSAlan Cox #define PSB_PMSTATE_POWERDOWN		2
2445c49fd3aSAlan Cox #define PSB_PCIx_MSI_ADDR_LOC		0x94
2455c49fd3aSAlan Cox #define PSB_PCIx_MSI_DATA_LOC		0x98
2465c49fd3aSAlan Cox 
2475c49fd3aSAlan Cox /* Medfield crystal settings */
2485c49fd3aSAlan Cox #define KSEL_CRYSTAL_19 1
2495c49fd3aSAlan Cox #define KSEL_BYPASS_19 5
2505c49fd3aSAlan Cox #define KSEL_BYPASS_25 6
2515c49fd3aSAlan Cox #define KSEL_BYPASS_83_100 7
2525c49fd3aSAlan Cox 
2535c49fd3aSAlan Cox struct opregion_header;
2545c49fd3aSAlan Cox struct opregion_acpi;
2555c49fd3aSAlan Cox struct opregion_swsci;
2565c49fd3aSAlan Cox struct opregion_asle;
2575c49fd3aSAlan Cox 
2585c49fd3aSAlan Cox struct psb_intel_opregion {
2595c49fd3aSAlan Cox 	struct opregion_header *header;
2605c49fd3aSAlan Cox 	struct opregion_acpi *acpi;
2615c49fd3aSAlan Cox 	struct opregion_swsci *swsci;
2625c49fd3aSAlan Cox 	struct opregion_asle *asle;
2631fb28e9eSAlan Cox 	void *vbt;
264d839ede4SAlan Cox 	u32 __iomem *lid_state;
2655c49fd3aSAlan Cox };
2665c49fd3aSAlan Cox 
2675736995bSPatrik Jakobsson struct sdvo_device_mapping {
2685736995bSPatrik Jakobsson 	u8 initialized;
2695736995bSPatrik Jakobsson 	u8 dvo_port;
2705736995bSPatrik Jakobsson 	u8 slave_addr;
2715736995bSPatrik Jakobsson 	u8 dvo_wiring;
2725736995bSPatrik Jakobsson 	u8 i2c_pin;
2735736995bSPatrik Jakobsson 	u8 i2c_speed;
2745736995bSPatrik Jakobsson 	u8 ddc_pin;
2755736995bSPatrik Jakobsson };
2765736995bSPatrik Jakobsson 
2775c0c1d50SPatrik Jakobsson struct intel_gmbus {
2785c0c1d50SPatrik Jakobsson 	struct i2c_adapter adapter;
2795c0c1d50SPatrik Jakobsson 	struct i2c_adapter *force_bit;
2805c0c1d50SPatrik Jakobsson 	u32 reg0;
2815c0c1d50SPatrik Jakobsson };
2825c0c1d50SPatrik Jakobsson 
283648a8e34SAlan Cox /*
284648a8e34SAlan Cox  *	Register save state. This is used to hold the context when the
285648a8e34SAlan Cox  *	device is powered off. In the case of Oaktrail this can (but does not
286648a8e34SAlan Cox  *	yet) include screen blank. Operations occuring during the save
287648a8e34SAlan Cox  *	update the register cache instead.
288648a8e34SAlan Cox  */
289*6256304bSAlan Cox 
290*6256304bSAlan Cox /*
291*6256304bSAlan Cox  *	Common status for pipes.
292*6256304bSAlan Cox  */
293*6256304bSAlan Cox struct psb_pipe {
294*6256304bSAlan Cox 	u32	fp0;
295*6256304bSAlan Cox 	u32	fp1;
296*6256304bSAlan Cox 	u32	cntr;
297*6256304bSAlan Cox 	u32	conf;
298*6256304bSAlan Cox 	u32	src;
299*6256304bSAlan Cox 	u32	dpll;
300*6256304bSAlan Cox 	u32	dpll_md;
301*6256304bSAlan Cox 	u32	htotal;
302*6256304bSAlan Cox 	u32	hblank;
303*6256304bSAlan Cox 	u32	hsync;
304*6256304bSAlan Cox 	u32	vtotal;
305*6256304bSAlan Cox 	u32	vblank;
306*6256304bSAlan Cox 	u32	vsync;
307*6256304bSAlan Cox 	u32	stride;
308*6256304bSAlan Cox 	u32	size;
309*6256304bSAlan Cox 	u32	pos;
310*6256304bSAlan Cox 	u32	base;
311*6256304bSAlan Cox 	u32	surf;
312*6256304bSAlan Cox 	u32	addr;
313*6256304bSAlan Cox 	u32	status;
314*6256304bSAlan Cox 	u32	linoff;
315*6256304bSAlan Cox 	u32	tileoff;
316*6256304bSAlan Cox 	u32	palette[256];
317*6256304bSAlan Cox };
318*6256304bSAlan Cox 
319648a8e34SAlan Cox struct psb_state {
320648a8e34SAlan Cox 	uint32_t saveVCLK_DIVISOR_VGA0;
321648a8e34SAlan Cox 	uint32_t saveVCLK_DIVISOR_VGA1;
322648a8e34SAlan Cox 	uint32_t saveVCLK_POST_DIV;
323648a8e34SAlan Cox 	uint32_t saveVGACNTRL;
324648a8e34SAlan Cox 	uint32_t saveADPA;
325648a8e34SAlan Cox 	uint32_t saveLVDS;
326648a8e34SAlan Cox 	uint32_t saveDVOA;
327648a8e34SAlan Cox 	uint32_t saveDVOB;
328648a8e34SAlan Cox 	uint32_t saveDVOC;
329648a8e34SAlan Cox 	uint32_t savePP_ON;
330648a8e34SAlan Cox 	uint32_t savePP_OFF;
331648a8e34SAlan Cox 	uint32_t savePP_CONTROL;
332648a8e34SAlan Cox 	uint32_t savePP_CYCLE;
333648a8e34SAlan Cox 	uint32_t savePFIT_CONTROL;
334648a8e34SAlan Cox 	uint32_t saveCLOCKGATING;
335648a8e34SAlan Cox 	uint32_t saveDSPARB;
336648a8e34SAlan Cox 	uint32_t savePFIT_AUTO_RATIOS;
337648a8e34SAlan Cox 	uint32_t savePFIT_PGM_RATIOS;
338648a8e34SAlan Cox 	uint32_t savePP_ON_DELAYS;
339648a8e34SAlan Cox 	uint32_t savePP_OFF_DELAYS;
340648a8e34SAlan Cox 	uint32_t savePP_DIVISOR;
341648a8e34SAlan Cox 	uint32_t saveBCLRPAT_A;
342648a8e34SAlan Cox 	uint32_t saveBCLRPAT_B;
343648a8e34SAlan Cox 	uint32_t savePERF_MODE;
344648a8e34SAlan Cox 	uint32_t saveDSPFW1;
345648a8e34SAlan Cox 	uint32_t saveDSPFW2;
346648a8e34SAlan Cox 	uint32_t saveDSPFW3;
347648a8e34SAlan Cox 	uint32_t saveDSPFW4;
348648a8e34SAlan Cox 	uint32_t saveDSPFW5;
349648a8e34SAlan Cox 	uint32_t saveDSPFW6;
350648a8e34SAlan Cox 	uint32_t saveCHICKENBIT;
351648a8e34SAlan Cox 	uint32_t saveDSPACURSOR_CTRL;
352648a8e34SAlan Cox 	uint32_t saveDSPBCURSOR_CTRL;
353648a8e34SAlan Cox 	uint32_t saveDSPACURSOR_BASE;
354648a8e34SAlan Cox 	uint32_t saveDSPBCURSOR_BASE;
355648a8e34SAlan Cox 	uint32_t saveDSPACURSOR_POS;
356648a8e34SAlan Cox 	uint32_t saveDSPBCURSOR_POS;
357648a8e34SAlan Cox 	uint32_t saveOV_OVADD;
358648a8e34SAlan Cox 	uint32_t saveOV_OGAMC0;
359648a8e34SAlan Cox 	uint32_t saveOV_OGAMC1;
360648a8e34SAlan Cox 	uint32_t saveOV_OGAMC2;
361648a8e34SAlan Cox 	uint32_t saveOV_OGAMC3;
362648a8e34SAlan Cox 	uint32_t saveOV_OGAMC4;
363648a8e34SAlan Cox 	uint32_t saveOV_OGAMC5;
364648a8e34SAlan Cox 	uint32_t saveOVC_OVADD;
365648a8e34SAlan Cox 	uint32_t saveOVC_OGAMC0;
366648a8e34SAlan Cox 	uint32_t saveOVC_OGAMC1;
367648a8e34SAlan Cox 	uint32_t saveOVC_OGAMC2;
368648a8e34SAlan Cox 	uint32_t saveOVC_OGAMC3;
369648a8e34SAlan Cox 	uint32_t saveOVC_OGAMC4;
370648a8e34SAlan Cox 	uint32_t saveOVC_OGAMC5;
371648a8e34SAlan Cox 
372648a8e34SAlan Cox 	/* DPST register save */
373648a8e34SAlan Cox 	uint32_t saveHISTOGRAM_INT_CONTROL_REG;
374648a8e34SAlan Cox 	uint32_t saveHISTOGRAM_LOGIC_CONTROL_REG;
375648a8e34SAlan Cox 	uint32_t savePWM_CONTROL_LOGIC;
376648a8e34SAlan Cox };
377648a8e34SAlan Cox 
378026abc33SKirill A. Shutemov struct medfield_state {
379026abc33SKirill A. Shutemov 	uint32_t saveMIPI;
380026abc33SKirill A. Shutemov 	uint32_t saveMIPI_C;
381026abc33SKirill A. Shutemov 
382026abc33SKirill A. Shutemov 	uint32_t savePFIT_CONTROL;
383026abc33SKirill A. Shutemov 	uint32_t savePFIT_PGM_RATIOS;
384026abc33SKirill A. Shutemov 	uint32_t saveHDMIPHYMISCCTL;
385026abc33SKirill A. Shutemov 	uint32_t saveHDMIB_CONTROL;
386026abc33SKirill A. Shutemov };
387026abc33SKirill A. Shutemov 
38809016a11SAlan Cox struct cdv_state {
38909016a11SAlan Cox 	uint32_t saveDSPCLK_GATE_D;
39009016a11SAlan Cox 	uint32_t saveRAMCLK_GATE_D;
39109016a11SAlan Cox 	uint32_t saveDSPARB;
39209016a11SAlan Cox 	uint32_t saveDSPFW[6];
39309016a11SAlan Cox 	uint32_t saveADPA;
39409016a11SAlan Cox 	uint32_t savePP_CONTROL;
39509016a11SAlan Cox 	uint32_t savePFIT_PGM_RATIOS;
39609016a11SAlan Cox 	uint32_t saveLVDS;
39709016a11SAlan Cox 	uint32_t savePFIT_CONTROL;
39809016a11SAlan Cox 	uint32_t savePP_ON_DELAYS;
39909016a11SAlan Cox 	uint32_t savePP_OFF_DELAYS;
40009016a11SAlan Cox 	uint32_t savePP_CYCLE;
40109016a11SAlan Cox 	uint32_t saveVGACNTRL;
40209016a11SAlan Cox 	uint32_t saveIER;
40309016a11SAlan Cox 	uint32_t saveIMR;
40409016a11SAlan Cox 	u8	 saveLBB;
40509016a11SAlan Cox };
40609016a11SAlan Cox 
407c6265ff5SAlan Cox struct psb_save_area {
408*6256304bSAlan Cox 	struct psb_pipe pipe[3];
409c6265ff5SAlan Cox 	uint32_t saveBSM;
410c6265ff5SAlan Cox 	uint32_t saveVBT;
411c6265ff5SAlan Cox 	union {
412c6265ff5SAlan Cox 	        struct psb_state psb;
413026abc33SKirill A. Shutemov 		struct medfield_state mdfld;
41409016a11SAlan Cox 		struct cdv_state cdv;
415c6265ff5SAlan Cox 	};
416c6265ff5SAlan Cox 	uint32_t saveBLC_PWM_CTL2;
417c6265ff5SAlan Cox 	uint32_t saveBLC_PWM_CTL;
418c6265ff5SAlan Cox };
419c6265ff5SAlan Cox 
4205c49fd3aSAlan Cox struct psb_ops;
4215c49fd3aSAlan Cox 
42204bd564fSAlan Cox #define PSB_NUM_PIPE		3
42304bd564fSAlan Cox 
4245c49fd3aSAlan Cox struct drm_psb_private {
4255c49fd3aSAlan Cox 	struct drm_device *dev;
4265c49fd3aSAlan Cox 	const struct psb_ops *ops;
4275c49fd3aSAlan Cox 
4281fb28e9eSAlan Cox 	struct child_device_config *child_dev;
4291fb28e9eSAlan Cox 	int child_dev_num;
4301fb28e9eSAlan Cox 
4315c49fd3aSAlan Cox 	struct psb_gtt gtt;
4325c49fd3aSAlan Cox 
4335c49fd3aSAlan Cox 	/* GTT Memory manager */
4345c49fd3aSAlan Cox 	struct psb_gtt_mm *gtt_mm;
4355c49fd3aSAlan Cox 	struct page *scratch_page;
436eab37607SKirill A. Shutemov 	u32 __iomem *gtt_map;
4375c49fd3aSAlan Cox 	uint32_t stolen_base;
43837214ca0SKirill A. Shutemov 	u8 __iomem *vram_addr;
4395c49fd3aSAlan Cox 	unsigned long vram_stolen_size;
4405c49fd3aSAlan Cox 	int gtt_initialized;
4415c49fd3aSAlan Cox 	u16 gmch_ctrl;		/* Saved GTT setup */
4425c49fd3aSAlan Cox 	u32 pge_ctl;
4435c49fd3aSAlan Cox 
4445c49fd3aSAlan Cox 	struct mutex gtt_mutex;
4455c49fd3aSAlan Cox 	struct resource *gtt_mem;	/* Our PCI resource */
4465c49fd3aSAlan Cox 
4475c49fd3aSAlan Cox 	struct psb_mmu_driver *mmu;
4485c49fd3aSAlan Cox 	struct psb_mmu_pd *pf_pd;
4495c49fd3aSAlan Cox 
4505c49fd3aSAlan Cox 	/*
4515c49fd3aSAlan Cox 	 * Register base
4525c49fd3aSAlan Cox 	 */
4535c49fd3aSAlan Cox 
454846a6038SKirill A. Shutemov 	uint8_t __iomem *sgx_reg;
455846a6038SKirill A. Shutemov 	uint8_t __iomem *vdc_reg;
4565c49fd3aSAlan Cox 	uint32_t gatt_free_offset;
4575c49fd3aSAlan Cox 
4585c49fd3aSAlan Cox 	/*
4595c49fd3aSAlan Cox 	 * Fencing / irq.
4605c49fd3aSAlan Cox 	 */
4615c49fd3aSAlan Cox 
4625c49fd3aSAlan Cox 	uint32_t vdc_irq_mask;
4635c49fd3aSAlan Cox 	uint32_t pipestat[PSB_NUM_PIPE];
4645c49fd3aSAlan Cox 
4655c49fd3aSAlan Cox 	spinlock_t irqmask_lock;
4665c49fd3aSAlan Cox 
4675c49fd3aSAlan Cox 	/*
4685c49fd3aSAlan Cox 	 * Power
4695c49fd3aSAlan Cox 	 */
4705c49fd3aSAlan Cox 
4715c49fd3aSAlan Cox 	bool suspended;
4725c49fd3aSAlan Cox 	bool display_power;
4735c49fd3aSAlan Cox 	int display_count;
4745c49fd3aSAlan Cox 
4755c49fd3aSAlan Cox 	/*
4765c49fd3aSAlan Cox 	 * Modesetting
4775c49fd3aSAlan Cox 	 */
4785c49fd3aSAlan Cox 	struct psb_intel_mode_device mode_dev;
4795c49fd3aSAlan Cox 
4805c49fd3aSAlan Cox 	struct drm_crtc *plane_to_crtc_mapping[PSB_NUM_PIPE];
4815c49fd3aSAlan Cox 	struct drm_crtc *pipe_to_crtc_mapping[PSB_NUM_PIPE];
4825c49fd3aSAlan Cox 	uint32_t num_pipe;
4835c49fd3aSAlan Cox 
4845c49fd3aSAlan Cox 	/*
4855c49fd3aSAlan Cox 	 * OSPM info (Power management base) (can go ?)
4865c49fd3aSAlan Cox 	 */
4875c49fd3aSAlan Cox 	uint32_t ospm_base;
4885c49fd3aSAlan Cox 
4895c49fd3aSAlan Cox 	/*
4905c49fd3aSAlan Cox 	 * Sizes info
4915c49fd3aSAlan Cox 	 */
4925c49fd3aSAlan Cox 
4935c49fd3aSAlan Cox 	u32 fuse_reg_value;
4945c49fd3aSAlan Cox 	u32 video_device_fuse;
4955c49fd3aSAlan Cox 
4965c49fd3aSAlan Cox 	/* PCI revision ID for B0:D2:F0 */
4975c49fd3aSAlan Cox 	uint8_t platform_rev_id;
4985c49fd3aSAlan Cox 
4995c0c1d50SPatrik Jakobsson 	/* gmbus */
5005c0c1d50SPatrik Jakobsson 	struct intel_gmbus *gmbus;
5015c0c1d50SPatrik Jakobsson 
5025736995bSPatrik Jakobsson 	/* Used by SDVO */
5035736995bSPatrik Jakobsson 	int crt_ddc_pin;
5045736995bSPatrik Jakobsson 	/* FIXME: The mappings should be parsed from bios but for now we can
5055736995bSPatrik Jakobsson 		  pretend there are no mappings available */
5065736995bSPatrik Jakobsson 	struct sdvo_device_mapping sdvo_mappings[2];
5075736995bSPatrik Jakobsson 	u32 hotplug_supported_mask;
5085736995bSPatrik Jakobsson 	struct drm_property *broadcast_rgb_property;
5095736995bSPatrik Jakobsson 	struct drm_property *force_audio_property;
5105736995bSPatrik Jakobsson 
5115c49fd3aSAlan Cox 	/*
5125c49fd3aSAlan Cox 	 * LVDS info
5135c49fd3aSAlan Cox 	 */
5145c49fd3aSAlan Cox 	int backlight_duty_cycle;	/* restore backlight to this value */
5155c49fd3aSAlan Cox 	bool panel_wants_dither;
5165c49fd3aSAlan Cox 	struct drm_display_mode *panel_fixed_mode;
5175c49fd3aSAlan Cox 	struct drm_display_mode *lfp_lvds_vbt_mode;
5185c49fd3aSAlan Cox 	struct drm_display_mode *sdvo_lvds_vbt_mode;
5195c49fd3aSAlan Cox 
5205c49fd3aSAlan Cox 	struct bdb_lvds_backlight *lvds_bl; /* LVDS backlight info from VBT */
521a12d6a07SPatrik Jakobsson 	struct psb_intel_i2c_chan *lvds_i2c_bus; /* FIXME: Remove this? */
5225c49fd3aSAlan Cox 
5235c49fd3aSAlan Cox 	/* Feature bits from the VBIOS */
5245c49fd3aSAlan Cox 	unsigned int int_tv_support:1;
5255c49fd3aSAlan Cox 	unsigned int lvds_dither:1;
5265c49fd3aSAlan Cox 	unsigned int lvds_vbt:1;
5275c49fd3aSAlan Cox 	unsigned int int_crt_support:1;
5285c49fd3aSAlan Cox 	unsigned int lvds_use_ssc:1;
5295c49fd3aSAlan Cox 	int lvds_ssc_freq;
5305c49fd3aSAlan Cox 	bool is_lvds_on;
5315c49fd3aSAlan Cox 	bool is_mipi_on;
5325c49fd3aSAlan Cox 	u32 mipi_ctrl_display;
5335c49fd3aSAlan Cox 
5345c49fd3aSAlan Cox 	unsigned int core_freq;
5355c49fd3aSAlan Cox 	uint32_t iLVDS_enable;
5365c49fd3aSAlan Cox 
5375c49fd3aSAlan Cox 	/* Runtime PM state */
5385c49fd3aSAlan Cox 	int rpm_enabled;
5395c49fd3aSAlan Cox 
5405c49fd3aSAlan Cox 	/* MID specific */
5414086b1e2SKirill A. Shutemov 	bool has_gct;
5425c49fd3aSAlan Cox 	struct oaktrail_gct_data gct_data;
5435c49fd3aSAlan Cox 
544933315acSAlan Cox 	/* Oaktrail HDMI state */
5455c49fd3aSAlan Cox 	struct oaktrail_hdmi_dev *hdmi_priv;
5465c49fd3aSAlan Cox 
5475c49fd3aSAlan Cox 	/*
5485c49fd3aSAlan Cox 	 * Register state
5495c49fd3aSAlan Cox 	 */
550c6265ff5SAlan Cox 
551c6265ff5SAlan Cox 	struct psb_save_area regs;
552c6265ff5SAlan Cox 
5535c49fd3aSAlan Cox 	/* MSI reg save */
5545c49fd3aSAlan Cox 	uint32_t msi_addr;
5555c49fd3aSAlan Cox 	uint32_t msi_data;
5565c49fd3aSAlan Cox 
557ae0a246aSAlan Cox 	/*
558ae0a246aSAlan Cox 	 * Hotplug handling
559ae0a246aSAlan Cox 	 */
560ae0a246aSAlan Cox 
561ae0a246aSAlan Cox 	struct work_struct hotplug_work;
5625c49fd3aSAlan Cox 
5635c49fd3aSAlan Cox 	/*
5645c49fd3aSAlan Cox 	 * LID-Switch
5655c49fd3aSAlan Cox 	 */
5665c49fd3aSAlan Cox 	spinlock_t lid_lock;
5675c49fd3aSAlan Cox 	struct timer_list lid_timer;
5685c49fd3aSAlan Cox 	struct psb_intel_opregion opregion;
5695c49fd3aSAlan Cox 	u32 lid_last_state;
5705c49fd3aSAlan Cox 
5715c49fd3aSAlan Cox 	/*
5725c49fd3aSAlan Cox 	 * Watchdog
5735c49fd3aSAlan Cox 	 */
5745c49fd3aSAlan Cox 
5755c49fd3aSAlan Cox 	uint32_t apm_reg;
5765c49fd3aSAlan Cox 	uint16_t apm_base;
5775c49fd3aSAlan Cox 
5785c49fd3aSAlan Cox 	/*
5795c49fd3aSAlan Cox 	 * Used for modifying backlight from
5805c49fd3aSAlan Cox 	 * xrandr -- consider removing and using HAL instead
5815c49fd3aSAlan Cox 	 */
5825c49fd3aSAlan Cox 	struct backlight_device *backlight_device;
5835c49fd3aSAlan Cox 	struct drm_property *backlight_property;
5845c49fd3aSAlan Cox 	uint32_t blc_adj1;
5855c49fd3aSAlan Cox 	uint32_t blc_adj2;
5865c49fd3aSAlan Cox 
5875c49fd3aSAlan Cox 	void *fbdev;
5885c49fd3aSAlan Cox 
5895c49fd3aSAlan Cox 	/* 2D acceleration */
5909242fe23SAlan Cox 	spinlock_t lock_2d;
591026abc33SKirill A. Shutemov 
592026abc33SKirill A. Shutemov 	/*
593026abc33SKirill A. Shutemov 	 * Panel brightness
594026abc33SKirill A. Shutemov 	 */
595026abc33SKirill A. Shutemov 	int brightness;
596026abc33SKirill A. Shutemov 	int brightness_adjusted;
597026abc33SKirill A. Shutemov 
598026abc33SKirill A. Shutemov 	bool dsr_enable;
599026abc33SKirill A. Shutemov 	u32 dsr_fb_update;
600026abc33SKirill A. Shutemov 	bool dpi_panel_on[3];
601026abc33SKirill A. Shutemov 	void *dsi_configs[2];
602026abc33SKirill A. Shutemov 	u32 bpp;
603026abc33SKirill A. Shutemov 	u32 bpp2;
604026abc33SKirill A. Shutemov 
605026abc33SKirill A. Shutemov 	u32 pipeconf[3];
606026abc33SKirill A. Shutemov 	u32 dspcntr[3];
607026abc33SKirill A. Shutemov 
608026abc33SKirill A. Shutemov 	int mdfld_panel_id;
609642c52fcSAlan Cox 
610642c52fcSAlan Cox 	bool dplla_96mhz;	/* DPLL data from the VBT */
6115c49fd3aSAlan Cox };
6125c49fd3aSAlan Cox 
6135c49fd3aSAlan Cox 
6145c49fd3aSAlan Cox /*
6155c49fd3aSAlan Cox  *	Operations for each board type
6165c49fd3aSAlan Cox  */
6175c49fd3aSAlan Cox 
6185c49fd3aSAlan Cox struct psb_ops {
6195c49fd3aSAlan Cox 	const char *name;
6205c49fd3aSAlan Cox 	unsigned int accel_2d:1;
6215c49fd3aSAlan Cox 	int pipes;		/* Number of output pipes */
6225c49fd3aSAlan Cox 	int crtcs;		/* Number of CRTCs */
6235c49fd3aSAlan Cox 	int sgx_offset;		/* Base offset of SGX device */
624d235e64aSAlan Cox 	int hdmi_mask;		/* Mask of HDMI CRTCs */
625d235e64aSAlan Cox 	int lvds_mask;		/* Mask of LVDS CRTCs */
6265c49fd3aSAlan Cox 
6275c49fd3aSAlan Cox 	/* Sub functions */
6285c49fd3aSAlan Cox 	struct drm_crtc_helper_funcs const *crtc_helper;
6295c49fd3aSAlan Cox 	struct drm_crtc_funcs const *crtc_funcs;
6305c49fd3aSAlan Cox 
6315c49fd3aSAlan Cox 	/* Setup hooks */
6325c49fd3aSAlan Cox 	int (*chip_setup)(struct drm_device *dev);
6335c49fd3aSAlan Cox 	void (*chip_teardown)(struct drm_device *dev);
634d235e64aSAlan Cox 	/* Optional helper caller after modeset */
635d235e64aSAlan Cox 	void (*errata)(struct drm_device *dev);
6365c49fd3aSAlan Cox 
6375c49fd3aSAlan Cox 	/* Display management hooks */
6385c49fd3aSAlan Cox 	int (*output_init)(struct drm_device *dev);
63968cb638fSAlan Cox 	int (*hotplug)(struct drm_device *dev);
64068cb638fSAlan Cox 	void (*hotplug_enable)(struct drm_device *dev, bool on);
6415c49fd3aSAlan Cox 	/* Power management hooks */
6425c49fd3aSAlan Cox 	void (*init_pm)(struct drm_device *dev);
6435c49fd3aSAlan Cox 	int (*save_regs)(struct drm_device *dev);
6445c49fd3aSAlan Cox 	int (*restore_regs)(struct drm_device *dev);
6455c49fd3aSAlan Cox 	int (*power_up)(struct drm_device *dev);
6465c49fd3aSAlan Cox 	int (*power_down)(struct drm_device *dev);
6475c49fd3aSAlan Cox 
6485c49fd3aSAlan Cox 	void (*lvds_bl_power)(struct drm_device *dev, bool on);
6495c49fd3aSAlan Cox #ifdef CONFIG_BACKLIGHT_CLASS_DEVICE
6505c49fd3aSAlan Cox 	/* Backlight */
6515c49fd3aSAlan Cox 	int (*backlight_init)(struct drm_device *dev);
6525c49fd3aSAlan Cox #endif
6535c49fd3aSAlan Cox 	int i2c_bus;		/* I2C bus identifier for Moorestown */
6545c49fd3aSAlan Cox };
6555c49fd3aSAlan Cox 
6565c49fd3aSAlan Cox 
6575c49fd3aSAlan Cox 
6585c49fd3aSAlan Cox struct psb_mmu_driver;
6595c49fd3aSAlan Cox 
6605c49fd3aSAlan Cox extern int drm_crtc_probe_output_modes(struct drm_device *dev, int, int);
6615c49fd3aSAlan Cox extern int drm_pick_crtcs(struct drm_device *dev);
6625c49fd3aSAlan Cox 
6635c49fd3aSAlan Cox static inline struct drm_psb_private *psb_priv(struct drm_device *dev)
6645c49fd3aSAlan Cox {
6655c49fd3aSAlan Cox 	return (struct drm_psb_private *) dev->dev_private;
6665c49fd3aSAlan Cox }
6675c49fd3aSAlan Cox 
6685c49fd3aSAlan Cox /*
6695c49fd3aSAlan Cox  * MMU stuff.
6705c49fd3aSAlan Cox  */
6715c49fd3aSAlan Cox 
6725c49fd3aSAlan Cox extern struct psb_mmu_driver *psb_mmu_driver_init(uint8_t __iomem * registers,
6735c49fd3aSAlan Cox 					int trap_pagefaults,
6745c49fd3aSAlan Cox 					int invalid_type,
6755c49fd3aSAlan Cox 					struct drm_psb_private *dev_priv);
6765c49fd3aSAlan Cox extern void psb_mmu_driver_takedown(struct psb_mmu_driver *driver);
6775c49fd3aSAlan Cox extern struct psb_mmu_pd *psb_mmu_get_default_pd(struct psb_mmu_driver
6785c49fd3aSAlan Cox 						 *driver);
6795c49fd3aSAlan Cox extern void psb_mmu_mirror_gtt(struct psb_mmu_pd *pd, uint32_t mmu_offset,
6805c49fd3aSAlan Cox 			       uint32_t gtt_start, uint32_t gtt_pages);
6815c49fd3aSAlan Cox extern struct psb_mmu_pd *psb_mmu_alloc_pd(struct psb_mmu_driver *driver,
6825c49fd3aSAlan Cox 					   int trap_pagefaults,
6835c49fd3aSAlan Cox 					   int invalid_type);
6845c49fd3aSAlan Cox extern void psb_mmu_free_pagedir(struct psb_mmu_pd *pd);
6855c49fd3aSAlan Cox extern void psb_mmu_flush(struct psb_mmu_driver *driver, int rc_prot);
6865c49fd3aSAlan Cox extern void psb_mmu_remove_pfn_sequence(struct psb_mmu_pd *pd,
6875c49fd3aSAlan Cox 					unsigned long address,
6885c49fd3aSAlan Cox 					uint32_t num_pages);
6895c49fd3aSAlan Cox extern int psb_mmu_insert_pfn_sequence(struct psb_mmu_pd *pd,
6905c49fd3aSAlan Cox 				       uint32_t start_pfn,
6915c49fd3aSAlan Cox 				       unsigned long address,
6925c49fd3aSAlan Cox 				       uint32_t num_pages, int type);
6935c49fd3aSAlan Cox extern int psb_mmu_virtual_to_pfn(struct psb_mmu_pd *pd, uint32_t virtual,
6945c49fd3aSAlan Cox 				  unsigned long *pfn);
6955c49fd3aSAlan Cox 
6965c49fd3aSAlan Cox /*
6975c49fd3aSAlan Cox  * Enable / disable MMU for different requestors.
6985c49fd3aSAlan Cox  */
6995c49fd3aSAlan Cox 
7005c49fd3aSAlan Cox 
7015c49fd3aSAlan Cox extern void psb_mmu_set_pd_context(struct psb_mmu_pd *pd, int hw_context);
7025c49fd3aSAlan Cox extern int psb_mmu_insert_pages(struct psb_mmu_pd *pd, struct page **pages,
7035c49fd3aSAlan Cox 				unsigned long address, uint32_t num_pages,
7045c49fd3aSAlan Cox 				uint32_t desired_tile_stride,
7055c49fd3aSAlan Cox 				uint32_t hw_tile_stride, int type);
7065c49fd3aSAlan Cox extern void psb_mmu_remove_pages(struct psb_mmu_pd *pd,
7075c49fd3aSAlan Cox 				 unsigned long address, uint32_t num_pages,
7085c49fd3aSAlan Cox 				 uint32_t desired_tile_stride,
7095c49fd3aSAlan Cox 				 uint32_t hw_tile_stride);
7105c49fd3aSAlan Cox /*
7115c49fd3aSAlan Cox  *psb_irq.c
7125c49fd3aSAlan Cox  */
7135c49fd3aSAlan Cox 
7145c49fd3aSAlan Cox extern irqreturn_t psb_irq_handler(DRM_IRQ_ARGS);
7155c49fd3aSAlan Cox extern int psb_irq_enable_dpst(struct drm_device *dev);
7165c49fd3aSAlan Cox extern int psb_irq_disable_dpst(struct drm_device *dev);
7175c49fd3aSAlan Cox extern void psb_irq_preinstall(struct drm_device *dev);
7185c49fd3aSAlan Cox extern int psb_irq_postinstall(struct drm_device *dev);
7195c49fd3aSAlan Cox extern void psb_irq_uninstall(struct drm_device *dev);
7205c49fd3aSAlan Cox extern void psb_irq_turn_on_dpst(struct drm_device *dev);
7215c49fd3aSAlan Cox extern void psb_irq_turn_off_dpst(struct drm_device *dev);
7225c49fd3aSAlan Cox 
7235c49fd3aSAlan Cox extern void psb_irq_uninstall_islands(struct drm_device *dev, int hw_islands);
7245c49fd3aSAlan Cox extern int psb_vblank_wait2(struct drm_device *dev, unsigned int *sequence);
7255c49fd3aSAlan Cox extern int psb_vblank_wait(struct drm_device *dev, unsigned int *sequence);
7265c49fd3aSAlan Cox extern int psb_enable_vblank(struct drm_device *dev, int crtc);
7275c49fd3aSAlan Cox extern void psb_disable_vblank(struct drm_device *dev, int crtc);
7285c49fd3aSAlan Cox void
7295c49fd3aSAlan Cox psb_enable_pipestat(struct drm_psb_private *dev_priv, int pipe, u32 mask);
7305c49fd3aSAlan Cox 
7315c49fd3aSAlan Cox void
7325c49fd3aSAlan Cox psb_disable_pipestat(struct drm_psb_private *dev_priv, int pipe, u32 mask);
7335c49fd3aSAlan Cox 
7345c49fd3aSAlan Cox extern u32 psb_get_vblank_counter(struct drm_device *dev, int crtc);
7355c49fd3aSAlan Cox 
7365c49fd3aSAlan Cox /*
7375c49fd3aSAlan Cox  * framebuffer.c
7385c49fd3aSAlan Cox  */
7395c49fd3aSAlan Cox extern int psbfb_probed(struct drm_device *dev);
7405c49fd3aSAlan Cox extern int psbfb_remove(struct drm_device *dev,
7415c49fd3aSAlan Cox 			struct drm_framebuffer *fb);
7425c49fd3aSAlan Cox /*
7435c49fd3aSAlan Cox  * accel_2d.c
7445c49fd3aSAlan Cox  */
7455c49fd3aSAlan Cox extern void psbfb_copyarea(struct fb_info *info,
7465c49fd3aSAlan Cox 					const struct fb_copyarea *region);
7475c49fd3aSAlan Cox extern int psbfb_sync(struct fb_info *info);
7485c49fd3aSAlan Cox extern void psb_spank(struct drm_psb_private *dev_priv);
7495c49fd3aSAlan Cox 
7505c49fd3aSAlan Cox /*
7515c49fd3aSAlan Cox  * psb_reset.c
7525c49fd3aSAlan Cox  */
7535c49fd3aSAlan Cox 
7545c49fd3aSAlan Cox extern void psb_lid_timer_init(struct drm_psb_private *dev_priv);
7555c49fd3aSAlan Cox extern void psb_lid_timer_takedown(struct drm_psb_private *dev_priv);
7565c49fd3aSAlan Cox extern void psb_print_pagefault(struct drm_psb_private *dev_priv);
7575c49fd3aSAlan Cox 
7585c49fd3aSAlan Cox /* modesetting */
7595c49fd3aSAlan Cox extern void psb_modeset_init(struct drm_device *dev);
7605c49fd3aSAlan Cox extern void psb_modeset_cleanup(struct drm_device *dev);
7615c49fd3aSAlan Cox extern int psb_fbdev_init(struct drm_device *dev);
7625c49fd3aSAlan Cox 
7635c49fd3aSAlan Cox /* backlight.c */
7645c49fd3aSAlan Cox int gma_backlight_init(struct drm_device *dev);
7655c49fd3aSAlan Cox void gma_backlight_exit(struct drm_device *dev);
7665c49fd3aSAlan Cox 
7675c49fd3aSAlan Cox /* oaktrail_crtc.c */
7685c49fd3aSAlan Cox extern const struct drm_crtc_helper_funcs oaktrail_helper_funcs;
7695c49fd3aSAlan Cox 
7705c49fd3aSAlan Cox /* oaktrail_lvds.c */
7715c49fd3aSAlan Cox extern void oaktrail_lvds_init(struct drm_device *dev,
7725c49fd3aSAlan Cox 		    struct psb_intel_mode_device *mode_dev);
7735c49fd3aSAlan Cox 
7745c49fd3aSAlan Cox /* psb_intel_display.c */
7755c49fd3aSAlan Cox extern const struct drm_crtc_helper_funcs psb_intel_helper_funcs;
7765c49fd3aSAlan Cox extern const struct drm_crtc_funcs psb_intel_crtc_funcs;
7775c49fd3aSAlan Cox 
7785c49fd3aSAlan Cox /* psb_intel_lvds.c */
7795c49fd3aSAlan Cox extern const struct drm_connector_helper_funcs
7805c49fd3aSAlan Cox 					psb_intel_lvds_connector_helper_funcs;
7815c49fd3aSAlan Cox extern const struct drm_connector_funcs psb_intel_lvds_connector_funcs;
7825c49fd3aSAlan Cox 
7835c49fd3aSAlan Cox /* gem.c */
7845c49fd3aSAlan Cox extern int psb_gem_init_object(struct drm_gem_object *obj);
7855c49fd3aSAlan Cox extern void psb_gem_free_object(struct drm_gem_object *obj);
7865c49fd3aSAlan Cox extern int psb_gem_get_aperture(struct drm_device *dev, void *data,
7875c49fd3aSAlan Cox 			struct drm_file *file);
7885c49fd3aSAlan Cox extern int psb_gem_dumb_create(struct drm_file *file, struct drm_device *dev,
7895c49fd3aSAlan Cox 			struct drm_mode_create_dumb *args);
7905c49fd3aSAlan Cox extern int psb_gem_dumb_destroy(struct drm_file *file, struct drm_device *dev,
7915c49fd3aSAlan Cox 			uint32_t handle);
7925c49fd3aSAlan Cox extern int psb_gem_dumb_map_gtt(struct drm_file *file, struct drm_device *dev,
7935c49fd3aSAlan Cox 			uint32_t handle, uint64_t *offset);
7945c49fd3aSAlan Cox extern int psb_gem_fault(struct vm_area_struct *vma, struct vm_fault *vmf);
7955c49fd3aSAlan Cox extern int psb_gem_create_ioctl(struct drm_device *dev, void *data,
7965c49fd3aSAlan Cox 			struct drm_file *file);
7975c49fd3aSAlan Cox extern int psb_gem_mmap_ioctl(struct drm_device *dev, void *data,
7985c49fd3aSAlan Cox 					struct drm_file *file);
7995c49fd3aSAlan Cox 
8005c49fd3aSAlan Cox /* psb_device.c */
8015c49fd3aSAlan Cox extern const struct psb_ops psb_chip_ops;
8025c49fd3aSAlan Cox 
8035c49fd3aSAlan Cox /* oaktrail_device.c */
8045c49fd3aSAlan Cox extern const struct psb_ops oaktrail_chip_ops;
8055c49fd3aSAlan Cox 
806026abc33SKirill A. Shutemov /* mdlfd_device.c */
807026abc33SKirill A. Shutemov extern const struct psb_ops mdfld_chip_ops;
808026abc33SKirill A. Shutemov 
8095c49fd3aSAlan Cox /* cdv_device.c */
8105c49fd3aSAlan Cox extern const struct psb_ops cdv_chip_ops;
8115c49fd3aSAlan Cox 
8125c49fd3aSAlan Cox /*
8135c49fd3aSAlan Cox  * Debug print bits setting
8145c49fd3aSAlan Cox  */
8155c49fd3aSAlan Cox #define PSB_D_GENERAL (1 << 0)
8165c49fd3aSAlan Cox #define PSB_D_INIT    (1 << 1)
8175c49fd3aSAlan Cox #define PSB_D_IRQ     (1 << 2)
8185c49fd3aSAlan Cox #define PSB_D_ENTRY   (1 << 3)
8195c49fd3aSAlan Cox /* debug the get H/V BP/FP count */
8205c49fd3aSAlan Cox #define PSB_D_HV      (1 << 4)
8215c49fd3aSAlan Cox #define PSB_D_DBI_BF  (1 << 5)
8225c49fd3aSAlan Cox #define PSB_D_PM      (1 << 6)
8235c49fd3aSAlan Cox #define PSB_D_RENDER  (1 << 7)
8245c49fd3aSAlan Cox #define PSB_D_REG     (1 << 8)
8255c49fd3aSAlan Cox #define PSB_D_MSVDX   (1 << 9)
8265c49fd3aSAlan Cox #define PSB_D_TOPAZ   (1 << 10)
8275c49fd3aSAlan Cox 
8285c49fd3aSAlan Cox extern int drm_psb_no_fb;
8295c49fd3aSAlan Cox extern int drm_idle_check_interval;
8305c49fd3aSAlan Cox 
8315c49fd3aSAlan Cox /*
8325c49fd3aSAlan Cox  *	Utilities
8335c49fd3aSAlan Cox  */
8345c49fd3aSAlan Cox 
8355c49fd3aSAlan Cox static inline u32 MRST_MSG_READ32(uint port, uint offset)
8365c49fd3aSAlan Cox {
8375c49fd3aSAlan Cox 	int mcr = (0xD0<<24) | (port << 16) | (offset << 8);
8385c49fd3aSAlan Cox 	uint32_t ret_val = 0;
8395c49fd3aSAlan Cox 	struct pci_dev *pci_root = pci_get_bus_and_slot(0, 0);
8405c49fd3aSAlan Cox 	pci_write_config_dword(pci_root, 0xD0, mcr);
8415c49fd3aSAlan Cox 	pci_read_config_dword(pci_root, 0xD4, &ret_val);
8425c49fd3aSAlan Cox 	pci_dev_put(pci_root);
8435c49fd3aSAlan Cox 	return ret_val;
8445c49fd3aSAlan Cox }
8455c49fd3aSAlan Cox static inline void MRST_MSG_WRITE32(uint port, uint offset, u32 value)
8465c49fd3aSAlan Cox {
8475c49fd3aSAlan Cox 	int mcr = (0xE0<<24) | (port << 16) | (offset << 8) | 0xF0;
8485c49fd3aSAlan Cox 	struct pci_dev *pci_root = pci_get_bus_and_slot(0, 0);
8495c49fd3aSAlan Cox 	pci_write_config_dword(pci_root, 0xD4, value);
8505c49fd3aSAlan Cox 	pci_write_config_dword(pci_root, 0xD0, mcr);
8515c49fd3aSAlan Cox 	pci_dev_put(pci_root);
8525c49fd3aSAlan Cox }
8535c49fd3aSAlan Cox static inline u32 MDFLD_MSG_READ32(uint port, uint offset)
8545c49fd3aSAlan Cox {
8555c49fd3aSAlan Cox 	int mcr = (0x10<<24) | (port << 16) | (offset << 8);
8565c49fd3aSAlan Cox 	uint32_t ret_val = 0;
8575c49fd3aSAlan Cox 	struct pci_dev *pci_root = pci_get_bus_and_slot(0, 0);
8585c49fd3aSAlan Cox 	pci_write_config_dword(pci_root, 0xD0, mcr);
8595c49fd3aSAlan Cox 	pci_read_config_dword(pci_root, 0xD4, &ret_val);
8605c49fd3aSAlan Cox 	pci_dev_put(pci_root);
8615c49fd3aSAlan Cox 	return ret_val;
8625c49fd3aSAlan Cox }
8635c49fd3aSAlan Cox static inline void MDFLD_MSG_WRITE32(uint port, uint offset, u32 value)
8645c49fd3aSAlan Cox {
8655c49fd3aSAlan Cox 	int mcr = (0x11<<24) | (port << 16) | (offset << 8) | 0xF0;
8665c49fd3aSAlan Cox 	struct pci_dev *pci_root = pci_get_bus_and_slot(0, 0);
8675c49fd3aSAlan Cox 	pci_write_config_dword(pci_root, 0xD4, value);
8685c49fd3aSAlan Cox 	pci_write_config_dword(pci_root, 0xD0, mcr);
8695c49fd3aSAlan Cox 	pci_dev_put(pci_root);
8705c49fd3aSAlan Cox }
8715c49fd3aSAlan Cox 
8725c49fd3aSAlan Cox static inline uint32_t REGISTER_READ(struct drm_device *dev, uint32_t reg)
8735c49fd3aSAlan Cox {
8745c49fd3aSAlan Cox 	struct drm_psb_private *dev_priv = dev->dev_private;
8755c49fd3aSAlan Cox 	return ioread32(dev_priv->vdc_reg + reg);
8765c49fd3aSAlan Cox }
8775c49fd3aSAlan Cox 
8785c49fd3aSAlan Cox #define REG_READ(reg)	       REGISTER_READ(dev, (reg))
8795c49fd3aSAlan Cox 
8805c49fd3aSAlan Cox static inline void REGISTER_WRITE(struct drm_device *dev, uint32_t reg,
8815c49fd3aSAlan Cox 				      uint32_t val)
8825c49fd3aSAlan Cox {
8835c49fd3aSAlan Cox 	struct drm_psb_private *dev_priv = dev->dev_private;
8845c49fd3aSAlan Cox 	iowrite32((val), dev_priv->vdc_reg + (reg));
8855c49fd3aSAlan Cox }
8865c49fd3aSAlan Cox 
8875c49fd3aSAlan Cox #define REG_WRITE(reg, val)	REGISTER_WRITE(dev, (reg), (val))
8885c49fd3aSAlan Cox 
8895c49fd3aSAlan Cox static inline void REGISTER_WRITE16(struct drm_device *dev,
8905c49fd3aSAlan Cox 					uint32_t reg, uint32_t val)
8915c49fd3aSAlan Cox {
8925c49fd3aSAlan Cox 	struct drm_psb_private *dev_priv = dev->dev_private;
8935c49fd3aSAlan Cox 	iowrite16((val), dev_priv->vdc_reg + (reg));
8945c49fd3aSAlan Cox }
8955c49fd3aSAlan Cox 
8965c49fd3aSAlan Cox #define REG_WRITE16(reg, val)	  REGISTER_WRITE16(dev, (reg), (val))
8975c49fd3aSAlan Cox 
8985c49fd3aSAlan Cox static inline void REGISTER_WRITE8(struct drm_device *dev,
8995c49fd3aSAlan Cox 				       uint32_t reg, uint32_t val)
9005c49fd3aSAlan Cox {
9015c49fd3aSAlan Cox 	struct drm_psb_private *dev_priv = dev->dev_private;
9025c49fd3aSAlan Cox 	iowrite8((val), dev_priv->vdc_reg + (reg));
9035c49fd3aSAlan Cox }
9045c49fd3aSAlan Cox 
9055c49fd3aSAlan Cox #define REG_WRITE8(reg, val)		REGISTER_WRITE8(dev, (reg), (val))
9065c49fd3aSAlan Cox 
9075c49fd3aSAlan Cox #define PSB_WVDC32(_val, _offs)		iowrite32(_val, dev_priv->vdc_reg + (_offs))
9085c49fd3aSAlan Cox #define PSB_RVDC32(_offs)		ioread32(dev_priv->vdc_reg + (_offs))
9095c49fd3aSAlan Cox 
9105c49fd3aSAlan Cox /* #define TRAP_SGX_PM_FAULT 1 */
9115c49fd3aSAlan Cox #ifdef TRAP_SGX_PM_FAULT
9125c49fd3aSAlan Cox #define PSB_RSGX32(_offs)						\
9135c49fd3aSAlan Cox ({									\
9145c49fd3aSAlan Cox 	if (inl(dev_priv->apm_base + PSB_APM_STS) & 0x3) {		\
9155c49fd3aSAlan Cox 		printk(KERN_ERR						\
9165c49fd3aSAlan Cox 			"access sgx when it's off!! (READ) %s, %d\n",	\
9175c49fd3aSAlan Cox 	       __FILE__, __LINE__);					\
9185c49fd3aSAlan Cox 		melay(1000);						\
9195c49fd3aSAlan Cox 	}								\
9205c49fd3aSAlan Cox 	ioread32(dev_priv->sgx_reg + (_offs));				\
9215c49fd3aSAlan Cox })
9225c49fd3aSAlan Cox #else
9235c49fd3aSAlan Cox #define PSB_RSGX32(_offs)		ioread32(dev_priv->sgx_reg + (_offs))
9245c49fd3aSAlan Cox #endif
9255c49fd3aSAlan Cox #define PSB_WSGX32(_val, _offs)		iowrite32(_val, dev_priv->sgx_reg + (_offs))
9265c49fd3aSAlan Cox 
9275c49fd3aSAlan Cox #define MSVDX_REG_DUMP 0
9285c49fd3aSAlan Cox 
9295c49fd3aSAlan Cox #define PSB_WMSVDX32(_val, _offs)	iowrite32(_val, dev_priv->msvdx_reg + (_offs))
9305c49fd3aSAlan Cox #define PSB_RMSVDX32(_offs)		ioread32(dev_priv->msvdx_reg + (_offs))
9315c49fd3aSAlan Cox 
9325c49fd3aSAlan Cox #endif
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