STG4000OverlayDevice.c File Reference

#include <linux/kernel.h>
#include <linux/errno.h>
#include <linux/types.h>
#include "STG4000Reg.h"
#include "STG4000Interface.h"

Go to the source code of this file.

Data Structures
struct	_OVRL_SRC_DEST

Macros
#define	STG4000_NO_SCALING   0x800
#define	STG4000_NO_DECIMATION   0xFFFFFFFF
#define	STG4000_PRIM_NUM_PIX   5
#define	STG4000_PRIM_ALIGN   4
#define	STG4000_PRIM_ADDR_BITS   20
#define	STG4000_PRIM_MIN_WIDTH   640
#define	STG4000_PRIM_MAX_WIDTH   1600
#define	STG4000_PRIM_MIN_HEIGHT   480
#define	STG4000_PRIM_MAX_HEIGHT   1200
#define	STG4000_OVRL_NUM_PIX   4
#define	STG4000_OVRL_ALIGN   2
#define	STG4000_OVRL_ADDR_BITS   20
#define	STG4000_OVRL_NUM_MODES   5
#define	STG4000_OVRL_MIN_WIDTH   0
#define	STG4000_OVRL_MAX_WIDTH   720
#define	STG4000_OVRL_MIN_HEIGHT   0
#define	STG4000_OVRL_MAX_HEIGHT   576

Typedefs
typedef struct _OVRL_SRC_DEST	OVRL_SRC_DEST

Functions
void	ResetOverlayRegisters (volatile STG4000REG __iomem *pSTGReg)
int	CreateOverlaySurface (volatile STG4000REG __iomem *pSTGReg, u32 inWidth, u32 inHeight, int bLinear, u32 ulOverlayOffset, u32 *retStride, u32 *retUVStride)
int	SetOverlayBlendMode (volatile STG4000REG __iomem *pSTGReg, OVRL_BLEND_MODE mode, u32 ulAlpha, u32 ulColorKey)
void	EnableOverlayPlane (volatile STG4000REG __iomem *pSTGReg)
int	SetOverlayViewPort (volatile STG4000REG __iomem *pSTGReg, u32 left, u32 top, u32 right, u32 bottom)

Macro Definition Documentation

#define STG4000_NO_DECIMATION   0xFFFFFFFF

Definition at line 22 of file STG4000OverlayDevice.c.

#define STG4000_NO_SCALING   0x800

Definition at line 21 of file STG4000OverlayDevice.c.

#define STG4000_OVRL_ADDR_BITS   20

Definition at line 37 of file STG4000OverlayDevice.c.

#define STG4000_OVRL_ALIGN   2

Definition at line 36 of file STG4000OverlayDevice.c.

#define STG4000_OVRL_MAX_HEIGHT   576

Definition at line 43 of file STG4000OverlayDevice.c.

#define STG4000_OVRL_MAX_WIDTH   720

Definition at line 41 of file STG4000OverlayDevice.c.

#define STG4000_OVRL_MIN_HEIGHT   0

Definition at line 42 of file STG4000OverlayDevice.c.

#define STG4000_OVRL_MIN_WIDTH   0

Definition at line 40 of file STG4000OverlayDevice.c.

#define STG4000_OVRL_NUM_MODES   5

Definition at line 38 of file STG4000OverlayDevice.c.

#define STG4000_OVRL_NUM_PIX   4

Definition at line 35 of file STG4000OverlayDevice.c.

#define STG4000_PRIM_ADDR_BITS   20

Definition at line 27 of file STG4000OverlayDevice.c.

#define STG4000_PRIM_ALIGN   4

Definition at line 26 of file STG4000OverlayDevice.c.

#define STG4000_PRIM_MAX_HEIGHT   1200

Definition at line 32 of file STG4000OverlayDevice.c.

#define STG4000_PRIM_MAX_WIDTH   1600

Definition at line 30 of file STG4000OverlayDevice.c.

#define STG4000_PRIM_MIN_HEIGHT   480

Definition at line 31 of file STG4000OverlayDevice.c.

#define STG4000_PRIM_MIN_WIDTH   640

Definition at line 29 of file STG4000OverlayDevice.c.

#define STG4000_PRIM_NUM_PIX   5

Definition at line 25 of file STG4000OverlayDevice.c.

Typedef Documentation

typedef struct _OVRL_SRC_DEST OVRL_SRC_DEST

Function Documentation

int CreateOverlaySurface	(	volatile STG4000REG __iomem *	pSTGReg,
		u32	inWidth,
		u32	inHeight,
		int	bLinear,
		u32	ulOverlayOffset,
		u32 *	retStride,
		u32 *	retUVStride
	)

Definition at line 140 of file STG4000OverlayDevice.c.

void EnableOverlayPlane

(

volatile STG4000REG __iomem *

pSTGReg

)

Definition at line 288 of file STG4000OverlayDevice.c.

void ResetOverlayRegisters

(

volatile STG4000REG __iomem *

pSTGReg

)

Definition at line 79 of file STG4000OverlayDevice.c.

int SetOverlayBlendMode	(	volatile STG4000REG __iomem *	pSTGReg,
		OVRL_BLEND_MODE	mode,
		u32	ulAlpha,
		u32	ulColorKey
	)

Definition at line 242 of file STG4000OverlayDevice.c.

int SetOverlayViewPort	(	volatile STG4000REG __iomem *	pSTGReg,
		u32	left,
		u32	top,
		u32	right,
		u32	bottom
	)

Definition at line 317 of file STG4000OverlayDevice.c.