Release 4.11 drivers/staging/sm750fb/sm750.h

#ifndef LYNXDRV_H_

#define LYNXDRV_H_


#define FB_ACCEL_SMI 0xab


#define MHZ(x) ((x) * 1000000)


#define DEFAULT_SM750_CHIP_CLOCK	290

#define DEFAULT_SM750LE_CHIP_CLOCK	333
#ifndef SM750LE_REVISION_ID

#define SM750LE_REVISION_ID ((unsigned char)0xfe)
#endif


enum sm750_pnltype {
	
sm750_24TFT = 0,	/* 24bit tft */
	
sm750_dualTFT = 2,	/* dual 18 bit tft */
	
sm750_doubleTFT = 1,	/* 36 bit double pixel tft */
};

/* vga channel is not concerned  */

enum sm750_dataflow {
	
sm750_simul_pri,	/* primary => all head */
	
sm750_simul_sec,	/* secondary => all head */
	
sm750_dual_normal,	/* primary => panel head and secondary => crt */
	
sm750_dual_swap,	/* primary => crt head and secondary => panel */
};


enum sm750_channel {
	
sm750_primary = 0,
	/* enum value equal to the register filed data */
	
sm750_secondary = 1,
};


enum sm750_path {
	
sm750_panel = 1,
	
sm750_crt = 2,
	
sm750_pnc = 3,	/* panel and crt */
};


struct init_status {
	
ushort powerMode;
	/* below three clocks are in unit of MHZ*/
	
ushort chip_clk;
	
ushort mem_clk;
	
ushort master_clk;
	
ushort setAllEngOff;
	
ushort resetMemory;
};


struct lynx_accel {
	/* base virtual address of DPR registers */
	
volatile unsigned char __iomem *dprBase;
	/* base virtual address of de data port */
	
volatile unsigned char __iomem *dpPortBase;

	/* function pointers */
	
void (*de_init)(struct lynx_accel *);

	
int (*de_wait)(void);/* see if hardware ready to work */

	
int (*de_fillrect)(struct lynx_accel *, u32, u32, u32, u32,
						u32, u32, u32, u32, u32);

	
int (*de_copyarea)(struct lynx_accel *, u32, u32, u32, u32,
						u32, u32, u32, u32,
						u32, u32, u32, u32);

	
int (*de_imageblit)(struct lynx_accel *, const char *, u32, u32, u32, u32,
							       u32, u32, u32, u32,
							       u32, u32, u32, u32);

};


struct sm750_dev {
	/* common members */
	
u16 devid;
	
u8 revid;
	
struct pci_dev *pdev;
	
struct fb_info *fbinfo[2];
	
struct lynx_accel accel;
	
int accel_off;
	
int fb_count;
	
int mtrr_off;
	struct{
		
int vram;
	} 
mtrr;
	/* all smi graphic adaptor got below attributes */
	
unsigned long vidmem_start;
	
unsigned long vidreg_start;
	
__u32 vidmem_size;
	
__u32 vidreg_size;
	
void __iomem *pvReg;
	
unsigned char __iomem *pvMem;
	/* locks*/
	
spinlock_t slock;

	
struct init_status initParm;
	
enum sm750_pnltype pnltype;
	
enum sm750_dataflow dataflow;
	
int nocrt;

	/*
         * 0: no hardware cursor
         * 1: primary crtc hw cursor enabled,
         * 2: secondary crtc hw cursor enabled
         * 3: both ctrc hw cursor enabled
         */
	
int hwCursor;
};


struct lynx_cursor {
	/* cursor width ,height and size */
	
int w;
	
int h;
	
int size;
	/* hardware limitation */
	
int maxW;
	
int maxH;
	/* base virtual address and offset  of cursor image */
	
char __iomem *vstart;
	
int offset;
	/* mmio addr of hw cursor */
	
volatile char __iomem *mmio;
};


struct lynxfb_crtc {
	
unsigned char __iomem *vCursor; /* virtual address of cursor */
	
unsigned char __iomem *vScreen; /* virtual address of on_screen */
	
int oCursor; /* cursor address offset in vidmem */
	
int oScreen; /* onscreen address offset in vidmem */
	
int channel;/* which channel this crtc stands for*/
	
resource_size_t vidmem_size;/* this view's video memory max size */

	/* below attributes belong to info->fix, their value depends on specific adaptor*/
	
u16 line_pad;/* padding information:0,1,2,4,8,16,... */
	
u16 xpanstep;
	
u16 ypanstep;
	
u16 ywrapstep;

	
void *priv;

	/* cursor information */
	
struct lynx_cursor cursor;
};


struct lynxfb_output {
	
int dpms;
	
int paths;
	/*
         * which paths(s) this output stands for,for sm750:
         * paths=1:means output for panel paths
         * paths=2:means output for crt paths
         * paths=3:means output for both panel and crt paths
         */

	
int *channel;
	/*
         * which channel these outputs linked with,for sm750:
         * *channel=0 means primary channel
         * *channel=1 means secondary channel
         * output->channel ==> &crtc->channel
         */
	
void *priv;

	
int (*proc_setBLANK)(struct lynxfb_output*, int);
};


struct lynxfb_par {
	/* either 0 or 1 for dual head adaptor,0 is the older one registered */
	
int index;
	
unsigned int pseudo_palette[256];
	
struct lynxfb_crtc crtc;
	
struct lynxfb_output output;
	
struct fb_info *info;
	
struct sm750_dev *dev;
};



static inline unsigned long ps_to_hz(unsigned int psvalue)
{
	unsigned long long numerator = 1000*1000*1000*1000ULL;
	/* 10^12 / picosecond period gives frequency in Hz */
	do_div(numerator, psvalue);
	return (unsigned long)numerator;
}

Contributors
Person
Tokens
Prop
Commits
CommitProp
Sudip Mukherjee
40
100.00%
1
100.00%
Total
40
100.00%
1
100.00%

int hw_sm750_map(struct sm750_dev *sm750_dev, struct pci_dev *pdev);
int hw_sm750_inithw(struct sm750_dev*, struct pci_dev *);
void hw_sm750_initAccel(struct sm750_dev *);
int hw_sm750_deWait(void);
int hw_sm750le_deWait(void);

int hw_sm750_output_setMode(struct lynxfb_output*, struct fb_var_screeninfo*,
			    struct fb_fix_screeninfo*);
int hw_sm750_crtc_checkMode(struct lynxfb_crtc*, struct fb_var_screeninfo*);
int hw_sm750_crtc_setMode(struct lynxfb_crtc*, struct fb_var_screeninfo*,
			  struct fb_fix_screeninfo*);
int hw_sm750_setColReg(struct lynxfb_crtc*, ushort, ushort, ushort, ushort);
int hw_sm750_setBLANK(struct lynxfb_output*, int);
int hw_sm750le_setBLANK(struct lynxfb_output*, int);
int hw_sm750_pan_display(struct lynxfb_crtc *crtc,
			 const struct fb_var_screeninfo *var,
			 const struct fb_info *info);

#endif
Overall Contributors
Person
Tokens
Prop
Commits
CommitProp
Sudip Mukherjee
430
59.64%
2
15.38%
Mike Rapoport
282
39.11%
6
46.15%
Juston Li
4
0.55%
1
7.69%
Eric S. Stone
2
0.28%
1
7.69%
Matej Vasek
1
0.14%
1
7.69%
Lorenzo Stoakes
1
0.14%
1
7.69%
Greg Kroah-Hartman
1
0.14%
1
7.69%
Total
721
100.00%
13
100.00%
Directory: drivers/staging/sm750fb

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