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1/* SPDX-License-Identifier: GPL-2.0-or-later */2/*3 * SiS 300/540/630[S]/730[S],4 * SiS 315[E|PRO]/550/[M]65x/[M]661[F|M]X/740/[M]741[GX]/330/[M]76x[GX],5 * XGI V3XT/V5/V8, Z76 * frame buffer driver for Linux kernels >=2.4.14 and >=2.6.37 *8 * Copyright (C) 2001-2005 Thomas Winischhofer, Vienna, Austria.9 */10 11#ifndef _SIS_H_12#define _SIS_H_13 14#include <video/sisfb.h>15 16#include "vgatypes.h"17#include "vstruct.h"18 19#define VER_MAJOR		120#define VER_MINOR		821#define VER_LEVEL		922 23#include <linux/spinlock.h>24 25#ifdef CONFIG_COMPAT26#define SIS_NEW_CONFIG_COMPAT27#endif	/* CONFIG_COMPAT */28 29#undef SISFBDEBUG30 31#ifdef SISFBDEBUG32#define DPRINTK(fmt, args...) printk(KERN_DEBUG "%s: " fmt, __func__ , ## args)33#define TWDEBUG(x) printk(KERN_INFO x "\n");34#else35#define DPRINTK(fmt, args...)36#define TWDEBUG(x)37#endif38 39#define SISFAIL(x) do { printk(x "\n"); return -EINVAL; } while(0)40 41/* To be included in pci_ids.h */42#ifndef PCI_DEVICE_ID_SI_650_VGA43#define PCI_DEVICE_ID_SI_650_VGA	0x632544#endif45#ifndef PCI_DEVICE_ID_SI_65046#define PCI_DEVICE_ID_SI_650		0x065047#endif48#ifndef PCI_DEVICE_ID_SI_65149#define PCI_DEVICE_ID_SI_651		0x065150#endif51#ifndef PCI_DEVICE_ID_SI_74052#define PCI_DEVICE_ID_SI_740		0x074053#endif54#ifndef PCI_DEVICE_ID_SI_33055#define PCI_DEVICE_ID_SI_330		0x033056#endif57#ifndef PCI_DEVICE_ID_SI_660_VGA58#define PCI_DEVICE_ID_SI_660_VGA	0x633059#endif60#ifndef PCI_DEVICE_ID_SI_66161#define PCI_DEVICE_ID_SI_661		0x066162#endif63#ifndef PCI_DEVICE_ID_SI_74164#define PCI_DEVICE_ID_SI_741		0x074165#endif66#ifndef PCI_DEVICE_ID_SI_66067#define PCI_DEVICE_ID_SI_660		0x066068#endif69#ifndef PCI_DEVICE_ID_SI_76070#define PCI_DEVICE_ID_SI_760		0x076071#endif72#ifndef PCI_DEVICE_ID_SI_76173#define PCI_DEVICE_ID_SI_761		0x076174#endif75 76#ifndef PCI_VENDOR_ID_XGI77#define PCI_VENDOR_ID_XGI		0x18ca78#endif79 80#ifndef PCI_DEVICE_ID_XGI_2081#define PCI_DEVICE_ID_XGI_20		0x002082#endif83 84#ifndef PCI_DEVICE_ID_XGI_4085#define PCI_DEVICE_ID_XGI_40		0x004086#endif87 88/* To be included in fb.h */89#ifndef FB_ACCEL_SIS_GLAMOUR_290#define FB_ACCEL_SIS_GLAMOUR_2	40	/* SiS 315, 65x, 740, 661, 741  */91#endif92#ifndef FB_ACCEL_SIS_XABRE93#define FB_ACCEL_SIS_XABRE	41	/* SiS 330 ("Xabre"), 76x 	*/94#endif95#ifndef FB_ACCEL_XGI_VOLARI_V96#define FB_ACCEL_XGI_VOLARI_V	47	/* XGI Volari Vx (V3XT, V5, V8)	*/97#endif98#ifndef FB_ACCEL_XGI_VOLARI_Z99#define FB_ACCEL_XGI_VOLARI_Z	48	/* XGI Volari Z7		*/100#endif101 102/* ivideo->caps */103#define HW_CURSOR_CAP		0x80104#define TURBO_QUEUE_CAP		0x40105#define AGP_CMD_QUEUE_CAP	0x20106#define VM_CMD_QUEUE_CAP	0x10107#define MMIO_CMD_QUEUE_CAP	0x08108 109/* For 300 series */110#define TURBO_QUEUE_AREA_SIZE	(512 * 1024)	/* 512K */111#define HW_CURSOR_AREA_SIZE_300	4096		/* 4K */112 113/* For 315/Xabre series */114#define COMMAND_QUEUE_AREA_SIZE	(512 * 1024)	/* 512K */115#define COMMAND_QUEUE_AREA_SIZE_Z7 (128 * 1024)	/* 128k for XGI Z7 */116#define HW_CURSOR_AREA_SIZE_315	16384		/* 16K */117#define COMMAND_QUEUE_THRESHOLD	0x1F118 119#define SIS_OH_ALLOC_SIZE	4000120#define SENTINEL		0x7fffffff121 122#define SEQ_ADR			0x14123#define SEQ_DATA		0x15124#define DAC_ADR			0x18125#define DAC_DATA		0x19126#define CRTC_ADR		0x24127#define CRTC_DATA		0x25128#define DAC2_ADR		(0x16-0x30)129#define DAC2_DATA		(0x17-0x30)130#define VB_PART1_ADR		(0x04-0x30)131#define VB_PART1_DATA		(0x05-0x30)132#define VB_PART2_ADR		(0x10-0x30)133#define VB_PART2_DATA		(0x11-0x30)134#define VB_PART3_ADR		(0x12-0x30)135#define VB_PART3_DATA		(0x13-0x30)136#define VB_PART4_ADR		(0x14-0x30)137#define VB_PART4_DATA		(0x15-0x30)138 139#define SISSR			ivideo->SiS_Pr.SiS_P3c4140#define SISCR			ivideo->SiS_Pr.SiS_P3d4141#define SISDACA			ivideo->SiS_Pr.SiS_P3c8142#define SISDACD			ivideo->SiS_Pr.SiS_P3c9143#define SISPART1		ivideo->SiS_Pr.SiS_Part1Port144#define SISPART2		ivideo->SiS_Pr.SiS_Part2Port145#define SISPART3		ivideo->SiS_Pr.SiS_Part3Port146#define SISPART4		ivideo->SiS_Pr.SiS_Part4Port147#define SISPART5		ivideo->SiS_Pr.SiS_Part5Port148#define SISDAC2A		SISPART5149#define SISDAC2D		(SISPART5 + 1)150#define SISMISCR		(ivideo->SiS_Pr.RelIO + 0x1c)151#define SISMISCW		ivideo->SiS_Pr.SiS_P3c2152#define SISINPSTAT		(ivideo->SiS_Pr.RelIO + 0x2a)153#define SISPEL			ivideo->SiS_Pr.SiS_P3c6154#define SISVGAENABLE		(ivideo->SiS_Pr.RelIO + 0x13)155#define SISVID			(ivideo->SiS_Pr.RelIO + 0x02 - 0x30)156#define SISCAP			(ivideo->SiS_Pr.RelIO + 0x00 - 0x30)157 158#define IND_SIS_PASSWORD		0x05  /* SRs */159#define IND_SIS_COLOR_MODE		0x06160#define IND_SIS_RAMDAC_CONTROL		0x07161#define IND_SIS_DRAM_SIZE		0x14162#define IND_SIS_MODULE_ENABLE		0x1E163#define IND_SIS_PCI_ADDRESS_SET		0x20164#define IND_SIS_TURBOQUEUE_ADR		0x26165#define IND_SIS_TURBOQUEUE_SET		0x27166#define IND_SIS_POWER_ON_TRAP		0x38167#define IND_SIS_POWER_ON_TRAP2		0x39168#define IND_SIS_CMDQUEUE_SET		0x26169#define IND_SIS_CMDQUEUE_THRESHOLD	0x27170 171#define IND_SIS_AGP_IO_PAD	0x48172 173#define SIS_CRT2_WENABLE_300	0x24  /* Part1 */174#define SIS_CRT2_WENABLE_315	0x2F175 176#define SIS_PASSWORD		0x86  /* SR05 */177 178#define SIS_INTERLACED_MODE	0x20  /* SR06 */179#define SIS_8BPP_COLOR_MODE	0x0180#define SIS_15BPP_COLOR_MODE	0x1181#define SIS_16BPP_COLOR_MODE	0x2182#define SIS_32BPP_COLOR_MODE	0x4183 184#define SIS_ENABLE_2D		0x40  /* SR1E */185 186#define SIS_MEM_MAP_IO_ENABLE	0x01  /* SR20 */187#define SIS_PCI_ADDR_ENABLE	0x80188 189#define SIS_AGP_CMDQUEUE_ENABLE		0x80  /* 315/330/340 series SR26 */190#define SIS_VRAM_CMDQUEUE_ENABLE	0x40191#define SIS_MMIO_CMD_ENABLE		0x20192#define SIS_CMD_QUEUE_SIZE_512k		0x00193#define SIS_CMD_QUEUE_SIZE_1M		0x04194#define SIS_CMD_QUEUE_SIZE_2M		0x08195#define SIS_CMD_QUEUE_SIZE_4M		0x0C196#define SIS_CMD_QUEUE_RESET		0x01197#define SIS_CMD_AUTO_CORR		0x02198 199#define SIS_CMD_QUEUE_SIZE_Z7_64k	0x00 /* XGI Z7 */200#define SIS_CMD_QUEUE_SIZE_Z7_128k	0x04201 202#define SIS_SIMULTANEOUS_VIEW_ENABLE	0x01  /* CR30 */203#define SIS_MODE_SELECT_CRT2		0x02204#define SIS_VB_OUTPUT_COMPOSITE		0x04205#define SIS_VB_OUTPUT_SVIDEO		0x08206#define SIS_VB_OUTPUT_SCART		0x10207#define SIS_VB_OUTPUT_LCD		0x20208#define SIS_VB_OUTPUT_CRT2		0x40209#define SIS_VB_OUTPUT_HIVISION		0x80210 211#define SIS_VB_OUTPUT_DISABLE	0x20  /* CR31 */212#define SIS_DRIVER_MODE		0x40213 214#define SIS_VB_COMPOSITE	0x01  /* CR32 */215#define SIS_VB_SVIDEO		0x02216#define SIS_VB_SCART		0x04217#define SIS_VB_LCD		0x08218#define SIS_VB_CRT2		0x10219#define SIS_CRT1		0x20220#define SIS_VB_HIVISION		0x40221#define SIS_VB_YPBPR		0x80222#define SIS_VB_TV		(SIS_VB_COMPOSITE | SIS_VB_SVIDEO | \223				SIS_VB_SCART | SIS_VB_HIVISION | SIS_VB_YPBPR)224 225#define SIS_EXTERNAL_CHIP_MASK			0x0E  /* CR37 (< SiS 660) */226#define SIS_EXTERNAL_CHIP_SIS301		0x01  /* in CR37 << 1 ! */227#define SIS_EXTERNAL_CHIP_LVDS			0x02228#define SIS_EXTERNAL_CHIP_TRUMPION		0x03229#define SIS_EXTERNAL_CHIP_LVDS_CHRONTEL		0x04230#define SIS_EXTERNAL_CHIP_CHRONTEL		0x05231#define SIS310_EXTERNAL_CHIP_LVDS		0x02232#define SIS310_EXTERNAL_CHIP_LVDS_CHRONTEL	0x03233 234#define SIS_AGP_2X		0x20  /* CR48 */235 236/* vbflags, private entries (others in sisfb.h) */237#define VB_CONEXANT		0x00000800	/* 661 series only */238#define VB_TRUMPION		VB_CONEXANT	/* 300 series only */239#define VB_302ELV		0x00004000240#define VB_301			0x00100000	/* Video bridge type */241#define VB_301B			0x00200000242#define VB_302B			0x00400000243#define VB_30xBDH		0x00800000	/* 30xB DH version (w/o LCD support) */244#define VB_LVDS			0x01000000245#define VB_CHRONTEL		0x02000000246#define VB_301LV		0x04000000247#define VB_302LV		0x08000000248#define VB_301C			0x10000000249 250#define VB_SISBRIDGE		(VB_301|VB_301B|VB_301C|VB_302B|VB_301LV|VB_302LV|VB_302ELV)251#define VB_VIDEOBRIDGE		(VB_SISBRIDGE | VB_LVDS | VB_CHRONTEL | VB_CONEXANT)252 253/* vbflags2 (static stuff only!) */254#define VB2_SISUMC		0x00000001255#define VB2_301			0x00000002	/* Video bridge type */256#define VB2_301B		0x00000004257#define VB2_301C		0x00000008258#define VB2_307T		0x00000010259#define VB2_302B		0x00000800260#define VB2_301LV		0x00001000261#define VB2_302LV		0x00002000262#define VB2_302ELV		0x00004000263#define VB2_307LV		0x00008000264#define VB2_30xBDH		0x08000000      /* 30xB DH version (w/o LCD support) */265#define VB2_CONEXANT		0x10000000266#define VB2_TRUMPION		0x20000000267#define VB2_LVDS		0x40000000268#define VB2_CHRONTEL		0x80000000269 270#define VB2_SISLVDSBRIDGE	(VB2_301LV | VB2_302LV | VB2_302ELV | VB2_307LV)271#define VB2_SISTMDSBRIDGE	(VB2_301   | VB2_301B  | VB2_301C   | VB2_302B | VB2_307T)272#define VB2_SISBRIDGE		(VB2_SISLVDSBRIDGE | VB2_SISTMDSBRIDGE)273 274#define VB2_SISTMDSLCDABRIDGE	(VB2_301C | VB2_307T)275#define VB2_SISLCDABRIDGE	(VB2_SISTMDSLCDABRIDGE | VB2_301LV | VB2_302LV | VB2_302ELV | VB2_307LV)276 277#define VB2_SISHIVISIONBRIDGE	(VB2_301  | VB2_301B | VB2_302B)278#define VB2_SISYPBPRBRIDGE	(VB2_301C | VB2_307T | VB2_SISLVDSBRIDGE)279#define VB2_SISYPBPRARBRIDGE	(VB2_301C | VB2_307T | VB2_307LV)280#define VB2_SISTAP4SCALER	(VB2_301C | VB2_307T | VB2_302ELV | VB2_307LV)281#define VB2_SISTVBRIDGE		(VB2_SISHIVISIONBRIDGE | VB2_SISYPBPRBRIDGE)282 283#define VB2_SISVGA2BRIDGE	(VB2_301 | VB2_301B | VB2_301C | VB2_302B | VB2_307T)284 285#define VB2_VIDEOBRIDGE		(VB2_SISBRIDGE | VB2_LVDS | VB2_CHRONTEL | VB2_CONEXANT)286 287#define VB2_30xB		(VB2_301B  | VB2_301C   | VB2_302B  | VB2_307T)288#define VB2_30xBLV		(VB2_30xB  | VB2_SISLVDSBRIDGE)289#define VB2_30xC		(VB2_301C  | VB2_307T)290#define VB2_30xCLV		(VB2_301C  | VB2_307T   | VB2_302ELV| VB2_307LV)291#define VB2_SISEMIBRIDGE	(VB2_302LV | VB2_302ELV | VB2_307LV)292#define VB2_LCD162MHZBRIDGE	(VB2_301C  | VB2_307T)293#define VB2_LCDOVER1280BRIDGE	(VB2_301C  | VB2_307T   | VB2_302LV | VB2_302ELV | VB2_307LV)294#define VB2_LCDOVER1600BRIDGE	(VB2_307T  | VB2_307LV)295#define VB2_RAMDAC202MHZBRIDGE	(VB2_301C  | VB2_307T)296 297/* I/O port access functions */298 299void SiS_SetReg(SISIOADDRESS, u8, u8);300void SiS_SetRegByte(SISIOADDRESS, u8);301void SiS_SetRegShort(SISIOADDRESS, u16);302void SiS_SetRegLong(SISIOADDRESS, u32);303void SiS_SetRegANDOR(SISIOADDRESS, u8, u8, u8);304void SiS_SetRegAND(SISIOADDRESS, u8, u8);305void SiS_SetRegOR(SISIOADDRESS, u8, u8);306u8 SiS_GetReg(SISIOADDRESS, u8);307u8 SiS_GetRegByte(SISIOADDRESS);308u16 SiS_GetRegShort(SISIOADDRESS);309u32 SiS_GetRegLong(SISIOADDRESS);310 311/* Chrontel TV, DDC and DPMS functions */312/* from init.c */313bool		SiSInitPtr(struct SiS_Private *SiS_Pr);314unsigned short	SiS_GetModeID_LCD(int VGAEngine, unsigned int VBFlags, int HDisplay,315				int VDisplay, int Depth, bool FSTN,316				unsigned short CustomT, int LCDwith, int LCDheight,317				unsigned int VBFlags2);318unsigned short	SiS_GetModeID_TV(int VGAEngine, unsigned int VBFlags, int HDisplay,319				int VDisplay, int Depth, unsigned int VBFlags2);320unsigned short	SiS_GetModeID_VGA2(int VGAEngine, unsigned int VBFlags, int HDisplay,321				int VDisplay, int Depth, unsigned int VBFlags2);322 323void		SiS_DisplayOn(struct SiS_Private *SiS_Pr);324void		SiS_DisplayOff(struct SiS_Private *SiS_Pr);325void		SiSRegInit(struct SiS_Private *SiS_Pr, SISIOADDRESS BaseAddr);326void		SiS_SetEnableDstn(struct SiS_Private *SiS_Pr, int enable);327void		SiS_SetEnableFstn(struct SiS_Private *SiS_Pr, int enable);328unsigned short	SiS_GetModeFlag(struct SiS_Private *SiS_Pr, unsigned short ModeNo,329				unsigned short ModeIdIndex);330bool		SiSDetermineROMLayout661(struct SiS_Private *SiS_Pr);331 332bool		SiS_SearchModeID(struct SiS_Private *SiS_Pr, unsigned short *ModeNo,333				unsigned short *ModeIdIndex);334unsigned short	SiS_GetModePtr(struct SiS_Private *SiS_Pr, unsigned short ModeNo,335				unsigned short ModeIdIndex);336unsigned short  SiS_GetRefCRTVCLK(struct SiS_Private *SiS_Pr, unsigned short Index, int UseWide);337unsigned short  SiS_GetRefCRT1CRTC(struct SiS_Private *SiS_Pr, unsigned short Index, int UseWide);338unsigned short	SiS_GetColorDepth(struct SiS_Private *SiS_Pr, unsigned short ModeNo,339				unsigned short ModeIdIndex);340unsigned short	SiS_GetOffset(struct SiS_Private *SiS_Pr,unsigned short ModeNo,341				unsigned short ModeIdIndex, unsigned short RRTI);342#ifdef CONFIG_FB_SIS_300343void		SiS_GetFIFOThresholdIndex300(struct SiS_Private *SiS_Pr, unsigned short *idx1,344				unsigned short *idx2);345unsigned short	SiS_GetFIFOThresholdB300(unsigned short idx1, unsigned short idx2);346unsigned short	SiS_GetLatencyFactor630(struct SiS_Private *SiS_Pr, unsigned short index);347#endif348void		SiS_LoadDAC(struct SiS_Private *SiS_Pr, unsigned short ModeNo, unsigned short ModeIdIndex);349bool		SiSSetMode(struct SiS_Private *SiS_Pr, unsigned short ModeNo);350void		SiS_CalcCRRegisters(struct SiS_Private *SiS_Pr, int depth);351void		SiS_CalcLCDACRT1Timing(struct SiS_Private *SiS_Pr, unsigned short ModeNo,352				unsigned short ModeIdIndex);353void		SiS_Generic_ConvertCRData(struct SiS_Private *SiS_Pr, unsigned char *crdata, int xres,354				int yres, struct fb_var_screeninfo *var, bool writeres);355 356/* From init301.c: */357extern void		SiS_GetVBInfo(struct SiS_Private *SiS_Pr, unsigned short ModeNo,358				unsigned short ModeIdIndex, int chkcrt2mode);359extern void		SiS_GetLCDResInfo(struct SiS_Private *SiS_Pr, unsigned short ModeNo,360				unsigned short ModeIdIndex);361extern void		SiS_SetYPbPr(struct SiS_Private *SiS_Pr);362extern void		SiS_SetTVMode(struct SiS_Private *SiS_Pr, unsigned short ModeNo,363				unsigned short ModeIdIndex);364extern void		SiS_UnLockCRT2(struct SiS_Private *SiS_Pr);365extern void		SiS_DisableBridge(struct SiS_Private *);366extern bool		SiS_SetCRT2Group(struct SiS_Private *, unsigned short);367extern unsigned short	SiS_GetRatePtr(struct SiS_Private *SiS_Pr, unsigned short ModeNo,368				unsigned short ModeIdIndex);369extern void		SiS_WaitRetrace1(struct SiS_Private *SiS_Pr);370extern unsigned short	SiS_GetResInfo(struct SiS_Private *SiS_Pr, unsigned short ModeNo,371				unsigned short ModeIdIndex);372extern unsigned short	SiS_GetCH700x(struct SiS_Private *SiS_Pr, unsigned short tempax);373extern unsigned short	SiS_GetVCLK2Ptr(struct SiS_Private *SiS_Pr, unsigned short ModeNo,374				unsigned short ModeIdIndex, unsigned short RRTI);375extern bool		SiS_IsVAMode(struct SiS_Private *);376extern bool		SiS_IsDualEdge(struct SiS_Private *);377 378#ifdef CONFIG_FB_SIS_300379extern unsigned int	sisfb_read_nbridge_pci_dword(struct SiS_Private *SiS_Pr, int reg);380extern void		sisfb_write_nbridge_pci_dword(struct SiS_Private *SiS_Pr, int reg,381				unsigned int val);382#endif383#ifdef CONFIG_FB_SIS_315384extern void		sisfb_write_nbridge_pci_byte(struct SiS_Private *SiS_Pr, int reg,385				unsigned char val);386extern unsigned int	sisfb_read_mio_pci_word(struct SiS_Private *SiS_Pr, int reg);387#endif388 389 390/* MMIO access macros */391#define MMIO_IN8(base, offset)  readb((base+offset))392#define MMIO_IN16(base, offset) readw((base+offset))393#define MMIO_IN32(base, offset) readl((base+offset))394 395#define MMIO_OUT8(base, offset, val)  writeb(((u8)(val)), (base+offset))396#define MMIO_OUT16(base, offset, val) writew(((u16)(val)), (base+offset))397#define MMIO_OUT32(base, offset, val) writel(((u32)(val)), (base+offset))398 399/* Queue control MMIO registers */400#define Q_BASE_ADDR		0x85C0  /* Base address of software queue */401#define Q_WRITE_PTR		0x85C4  /* Current write pointer */402#define Q_READ_PTR		0x85C8  /* Current read pointer */403#define Q_STATUS		0x85CC  /* queue status */404 405#define MMIO_QUEUE_PHYBASE      Q_BASE_ADDR406#define MMIO_QUEUE_WRITEPORT    Q_WRITE_PTR407#define MMIO_QUEUE_READPORT     Q_READ_PTR408 409#ifndef FB_BLANK_UNBLANK410#define FB_BLANK_UNBLANK	0411#endif412#ifndef FB_BLANK_NORMAL413#define FB_BLANK_NORMAL		1414#endif415#ifndef FB_BLANK_VSYNC_SUSPEND416#define FB_BLANK_VSYNC_SUSPEND	2417#endif418#ifndef FB_BLANK_HSYNC_SUSPEND419#define FB_BLANK_HSYNC_SUSPEND	3420#endif421#ifndef FB_BLANK_POWERDOWN422#define FB_BLANK_POWERDOWN	4423#endif424 425enum _SIS_LCD_TYPE {426    LCD_INVALID = 0,427    LCD_800x600,428    LCD_1024x768,429    LCD_1280x1024,430    LCD_1280x960,431    LCD_640x480,432    LCD_1600x1200,433    LCD_1920x1440,434    LCD_2048x1536,435    LCD_320x240,	/* FSTN */436    LCD_1400x1050,437    LCD_1152x864,438    LCD_1152x768,439    LCD_1280x768,440    LCD_1024x600,441    LCD_320x240_2,	/* DSTN */442    LCD_320x240_3,	/* DSTN */443    LCD_848x480,444    LCD_1280x800,445    LCD_1680x1050,446    LCD_1280x720,447    LCD_1280x854,448    LCD_CUSTOM,449    LCD_UNKNOWN450};451 452enum _SIS_CMDTYPE {453    MMIO_CMD = 0,454    AGP_CMD_QUEUE,455    VM_CMD_QUEUE,456};457 458struct SIS_OH {459	struct SIS_OH *poh_next;460	struct SIS_OH *poh_prev;461	u32            offset;462	u32            size;463};464 465struct SIS_OHALLOC {466	struct SIS_OHALLOC *poha_next;467	struct SIS_OH aoh[1];468};469 470struct SIS_HEAP {471	struct SIS_OH	oh_free;472	struct SIS_OH	oh_used;473	struct SIS_OH	*poh_freelist;474	struct SIS_OHALLOC *poha_chain;475	u32		max_freesize;476	struct sis_video_info *vinfo;477};478 479/* Our "par" */480struct sis_video_info {481	int		cardnumber;482	struct fb_info  *memyselfandi;483 484	struct SiS_Private SiS_Pr;485 486	struct sisfb_info sisfbinfo;	/* For ioctl SISFB_GET_INFO */487 488	struct fb_var_screeninfo default_var;489 490	struct fb_fix_screeninfo sisfb_fix;491	u32		pseudo_palette[16];492 493	struct sisfb_monitor {494		u16 hmin;495		u16 hmax;496		u16 vmin;497		u16 vmax;498		u32 dclockmax;499		u8  feature;500		bool datavalid;501	}		sisfb_thismonitor;502 503	unsigned short	chip_id;	/* PCI ID of chip */504	unsigned short	chip_vendor;	/* PCI ID of vendor */505	char		myid[40];506 507	struct pci_dev  *nbridge;508	struct pci_dev  *lpcdev;509 510	int		mni;	/* Mode number index */511 512	unsigned long	video_size;513	unsigned long	video_base;514	unsigned long	mmio_size;515	unsigned long	mmio_base;516	unsigned long	vga_base;517 518	unsigned long	video_offset;519 520	unsigned long	UMAsize, LFBsize;521 522	void __iomem	*video_vbase;523	void __iomem	*mmio_vbase;524 525	unsigned char	*bios_abase;526 527	int		wc_cookie;528 529	u32		sisfb_mem;530 531	u32		sisfb_parm_mem;532	int		sisfb_accel;533	int		sisfb_ypan;534	int		sisfb_max;535	int		sisfb_userom;536	int		sisfb_useoem;537	int		sisfb_mode_idx;538	int		sisfb_parm_rate;539	int		sisfb_crt1off;540	int		sisfb_forcecrt1;541	int		sisfb_crt2type;542	int		sisfb_crt2flags;543	int		sisfb_dstn;544	int		sisfb_fstn;545	int		sisfb_tvplug;546	int		sisfb_tvstd;547	int		sisfb_nocrt2rate;548 549	u32		heapstart;		/* offset  */550	void __iomem	*sisfb_heap_start;	/* address */551	void __iomem	*sisfb_heap_end;	/* address */552	u32		sisfb_heap_size;553	int		havenoheap;554 555	struct SIS_HEAP	sisfb_heap;		/* This card's vram heap */556 557	int		video_bpp;558	int		video_cmap_len;559	int		video_width;560	int		video_height;561	unsigned int	refresh_rate;562 563	unsigned int	chip;564	unsigned int	chip_real_id;565	u8		revision_id;566	int		sisvga_enabled;		/* PCI device was enabled */567 568	int		video_linelength;	/* real pitch */569	int		scrnpitchCRT1;		/* pitch regarding interlace */570 571	u16		DstColor;		/* For 2d acceleration */572	u32		SiS310_AccelDepth;573	u32		CommandReg;574	int		cmdqueuelength;		/* Current (for accel) */575	u32		cmdQueueSize;		/* Total size in KB */576 577	spinlock_t	lockaccel;		/* Do not use outside of kernel! */578 579	unsigned int	pcibus;580	unsigned int	pcislot;581	unsigned int	pcifunc;582 583	int		accel;584	int		engineok;585 586	u16		subsysvendor;587	u16		subsysdevice;588 589	u32		vbflags;		/* Replacing deprecated stuff from above */590	u32		currentvbflags;591	u32		vbflags2;592 593	int		lcdxres, lcdyres;594	int		lcddefmodeidx, tvdefmodeidx, defmodeidx;595	u32		CRT2LCDType;		/* defined in "SIS_LCD_TYPE" */596	u32		curFSTN, curDSTN;597 598	int		current_bpp;599	int		current_width;600	int		current_height;601	int		current_htotal;602	int		current_vtotal;603	int		current_linelength;604	__u32		current_pixclock;605	int		current_refresh_rate;606 607	unsigned int	current_base;608 609	u8		mode_no;610	u8		rate_idx;611	int		modechanged;612	unsigned char	modeprechange;613 614	u8		sisfb_lastrates[128];615 616	int		newrom;617	int		haveXGIROM;618	int		registered;619	int		warncount;620 621	int		sisvga_engine;622	int		hwcursor_size;623	int		CRT2_write_enable;624	u8		caps;625 626	u8		detectedpdc;627	u8		detectedpdca;628	u8		detectedlcda;629 630	void __iomem	*hwcursor_vbase;631 632	int		chronteltype;633	int		tvxpos, tvypos;634	u8		p2_1f,p2_20,p2_2b,p2_42,p2_43,p2_01,p2_02;635	int		tvx, tvy;636 637	u8		sisfblocked;638 639	struct sisfb_info sisfb_infoblock;640 641	struct sisfb_cmd sisfb_command;642 643	u32		sisfb_id;644 645	u8		sisfb_can_post;646	u8		sisfb_card_posted;647	u8		sisfb_was_boot_device;648 649	struct sis_video_info *next;650};651 652/* from sis_accel.c */653extern void	fbcon_sis_fillrect(struct fb_info *info,654				const struct fb_fillrect *rect);655extern void	fbcon_sis_copyarea(struct fb_info *info,656				const struct fb_copyarea *area);657extern int	fbcon_sis_sync(struct fb_info *info);658 659/* Internal 2D accelerator functions */660extern int	sisfb_initaccel(struct sis_video_info *ivideo);661extern void	sisfb_syncaccel(struct sis_video_info *ivideo);662 663/* Internal general routines */664#ifdef CONFIG_FB_SIS_300665unsigned int	sisfb_read_nbridge_pci_dword(struct SiS_Private *SiS_Pr, int reg);666void		sisfb_write_nbridge_pci_dword(struct SiS_Private *SiS_Pr, int reg, unsigned int val);667unsigned int	sisfb_read_lpc_pci_dword(struct SiS_Private *SiS_Pr, int reg);668#endif669#ifdef CONFIG_FB_SIS_315670void		sisfb_write_nbridge_pci_byte(struct SiS_Private *SiS_Pr, int reg, unsigned char val);671unsigned int	sisfb_read_mio_pci_word(struct SiS_Private *SiS_Pr, int reg);672#endif673 674/* SiS-specific exported functions */675void			sis_malloc(struct sis_memreq *req);676void			sis_malloc_new(struct pci_dev *pdev, struct sis_memreq *req);677void			sis_free(u32 base);678void			sis_free_new(struct pci_dev *pdev, u32 base);679 680/* Routines from init.c/init301.c */681extern unsigned short	SiS_GetModeID_LCD(int VGAEngine, unsigned int VBFlags, int HDisplay,682				int VDisplay, int Depth, bool FSTN, unsigned short CustomT,683				int LCDwith, int LCDheight, unsigned int VBFlags2);684extern unsigned short	SiS_GetModeID_TV(int VGAEngine, unsigned int VBFlags, int HDisplay,685				int VDisplay, int Depth, unsigned int VBFlags2);686extern unsigned short	SiS_GetModeID_VGA2(int VGAEngine, unsigned int VBFlags, int HDisplay,687				int VDisplay, int Depth, unsigned int VBFlags2);688extern void		SiSRegInit(struct SiS_Private *SiS_Pr, SISIOADDRESS BaseAddr);689extern bool		SiSSetMode(struct SiS_Private *SiS_Pr, unsigned short ModeNo);690extern void		SiS_SetEnableDstn(struct SiS_Private *SiS_Pr, int enable);691extern void		SiS_SetEnableFstn(struct SiS_Private *SiS_Pr, int enable);692 693extern bool		SiSDetermineROMLayout661(struct SiS_Private *SiS_Pr);694 695extern bool		sisfb_gettotalfrommode(struct SiS_Private *SiS_Pr, unsigned char modeno,696				int *htotal, int *vtotal, unsigned char rateindex);697extern int		sisfb_mode_rate_to_dclock(struct SiS_Private *SiS_Pr,698				unsigned char modeno, unsigned char rateindex);699extern int		sisfb_mode_rate_to_ddata(struct SiS_Private *SiS_Pr, unsigned char modeno,700				unsigned char rateindex, struct fb_var_screeninfo *var);701 702 703#endif704