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awilliam
GitHub Repository: awilliam/linux-vfio
 Path: blob/master/include/video/mbxfb.h
10818 views
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#ifndef __MBX_FB_H

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#define __MBX_FB_H

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#include <asm/ioctl.h>

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#include <asm/types.h>

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struct mbxfb_val {

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	unsigned int	defval;

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	unsigned int	min;

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	unsigned int	max;

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};

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struct fb_info;

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struct mbxfb_platform_data {

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		/* Screen info */

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		struct mbxfb_val xres;

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		struct mbxfb_val yres;

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		struct mbxfb_val bpp;

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		/* Memory info */

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		unsigned long memsize; /* if 0 use ODFB? */

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		unsigned long timings1;

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		unsigned long timings2;

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		unsigned long timings3;

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		int (*probe)(struct fb_info *fb);

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		int (*remove)(struct fb_info *fb);

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};

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/* planar */

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#define MBXFB_FMT_YUV16		0

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#define MBXFB_FMT_YUV12		1

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/* packed */

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#define MBXFB_FMT_UY0VY1	2

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#define MBXFB_FMT_VY0UY1	3

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#define MBXFB_FMT_Y0UY1V	4

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#define MBXFB_FMT_Y0VY1U	5

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struct mbxfb_overlaySetup {

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	__u32 enable;

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	__u32 x, y;

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	__u32 width, height;

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	__u32 fmt;

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	__u32 mem_offset;

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	__u32 scaled_width;

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	__u32 scaled_height;

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	/* Filled by the driver */

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	__u32 U_offset;

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	__u32 V_offset;

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	__u16 Y_stride;

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	__u16 UV_stride;

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};

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#define MBXFB_ALPHABLEND_NONE		0

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#define MBXFB_ALPHABLEND_GLOBAL		1

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#define MBXFB_ALPHABLEND_PIXEL		2

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#define MBXFB_COLORKEY_DISABLED		0

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#define MBXFB_COLORKEY_PREVIOUS		1

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#define MBXFB_COLORKEY_CURRENT		2

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struct mbxfb_alphaCtl {

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	__u8 overlay_blend_mode;

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	__u8 overlay_colorkey_mode;

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	__u8 overlay_global_alpha;

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	__u32 overlay_colorkey;

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	__u32 overlay_colorkey_mask;

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	__u8 graphics_blend_mode;

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	__u8 graphics_colorkey_mode;

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	__u8 graphics_global_alpha;

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	__u32 graphics_colorkey;

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	__u32 graphics_colorkey_mask;

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};

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#define MBXFB_PLANE_GRAPHICS	0

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#define MBXFB_PLANE_VIDEO	1

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struct mbxfb_planeorder {

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	__u8 bottom;

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	__u8 top;

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};

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struct mbxfb_reg {

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	__u32 addr; 	/* offset from 0x03fe 0000 */

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	__u32 val;		/* value */

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	__u32 mask;		/* which bits to touch (for write) */

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};

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#define MBXFB_IOCX_OVERLAY		_IOWR(0xF4, 0x00,struct mbxfb_overlaySetup)

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#define MBXFB_IOCG_ALPHA		_IOR(0xF4, 0x01,struct mbxfb_alphaCtl)

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#define MBXFB_IOCS_ALPHA		_IOW(0xF4, 0x02,struct mbxfb_alphaCtl)

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#define MBXFB_IOCS_PLANEORDER	_IOR(0xF4, 0x03,struct mbxfb_planeorder)

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#define MBXFB_IOCS_REG			_IOW(0xF4, 0x04,struct mbxfb_reg)

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#define MBXFB_IOCX_REG			_IOWR(0xF4, 0x05,struct mbxfb_reg)

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#endif /* __MBX_FB_H */

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