include/media/davinci/vpbe_osd.h - maze/linux - Git at Google

 /*
  * Copyright (C) 2007-2009 Texas Instruments Inc
  * Copyright (C) 2007 MontaVista Software, Inc.
  *
  * Andy Lowe (alowe@mvista.com), MontaVista Software
  * - Initial version
  * Murali Karicheri (mkaricheri@gmail.com), Texas Instruments Ltd.
  * - ported to sub device interface
  *
  * This program is free software; you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
  * the Free Software Foundation version 2..
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
  * along with this program; if not, write to the Free Software
  * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
  *
  */
 #ifndef _OSD_H
 #define _OSD_H

 #include <media/davinci/vpbe_types.h>

 #define VPBE_OSD_SUBDEV_NAME "vpbe-osd"

 /**
  * enum osd_layer
  * @WIN_OSD0: On-Screen Display Window 0
  * @WIN_VID0: Video Window 0
  * @WIN_OSD1: On-Screen Display Window 1
  * @WIN_VID1: Video Window 1
  *
  * Description:
  * An enumeration of the osd display layers.
  */
 enum osd_layer {
 	WIN_OSD0,
 	WIN_VID0,
 	WIN_OSD1,
 	WIN_VID1,
 };

 /**
  * enum osd_win_layer
  * @OSDWIN_OSD0: On-Screen Display Window 0
  * @OSDWIN_OSD1: On-Screen Display Window 1
  *
  * Description:
  * An enumeration of the OSD Window layers.
  */
 enum osd_win_layer {
 	OSDWIN_OSD0,
 	OSDWIN_OSD1,
 };

 /**
  * enum osd_pix_format
  * @PIXFMT_1BPP: 1-bit-per-pixel bitmap
  * @PIXFMT_2BPP: 2-bits-per-pixel bitmap
  * @PIXFMT_4BPP: 4-bits-per-pixel bitmap
  * @PIXFMT_8BPP: 8-bits-per-pixel bitmap
  * @PIXFMT_RGB565: 16-bits-per-pixel RGB565
  * @PIXFMT_YCbCrI: YUV 4:2:2
  * @PIXFMT_RGB888: 24-bits-per-pixel RGB888
  * @PIXFMT_YCrCbI: YUV 4:2:2 with chroma swap
  * @PIXFMT_NV12: YUV 4:2:0 planar
  * @PIXFMT_OSD_ATTR: OSD Attribute Window pixel format (4bpp)
  *
  * Description:
  * An enumeration of the DaVinci pixel formats.
  */
 enum osd_pix_format {
 	PIXFMT_1BPP = 0,
 	PIXFMT_2BPP,
 	PIXFMT_4BPP,
 	PIXFMT_8BPP,
 	PIXFMT_RGB565,
 	PIXFMT_YCbCrI,
 	PIXFMT_RGB888,
 	PIXFMT_YCrCbI,
 	PIXFMT_NV12,
 	PIXFMT_OSD_ATTR,
 };

 /**
  * enum osd_h_exp_ratio
  * @H_EXP_OFF: no expansion (1/1)
  * @H_EXP_9_OVER_8: 9/8 expansion ratio
  * @H_EXP_3_OVER_2: 3/2 expansion ratio
  *
  * Description:
  * An enumeration of the available horizontal expansion ratios.
  */
 enum osd_h_exp_ratio {
 	H_EXP_OFF,
 	H_EXP_9_OVER_8,
 	H_EXP_3_OVER_2,
 };

 /**
  * enum osd_v_exp_ratio
  * @V_EXP_OFF: no expansion (1/1)
  * @V_EXP_6_OVER_5: 6/5 expansion ratio
  *
  * Description:
  * An enumeration of the available vertical expansion ratios.
  */
 enum osd_v_exp_ratio {
 	V_EXP_OFF,
 	V_EXP_6_OVER_5,
 };

 /**
  * enum osd_zoom_factor
  * @ZOOM_X1: no zoom (x1)
  * @ZOOM_X2: x2 zoom
  * @ZOOM_X4: x4 zoom
  *
  * Description:
  * An enumeration of the available zoom factors.
  */
 enum osd_zoom_factor {
 	ZOOM_X1,
 	ZOOM_X2,
 	ZOOM_X4,
 };

 /**
  * enum osd_clut
  * @ROM_CLUT: ROM CLUT
  * @RAM_CLUT: RAM CLUT
  *
  * Description:
  * An enumeration of the available Color Lookup Tables (CLUTs).
  */
 enum osd_clut {
 	ROM_CLUT,
 	RAM_CLUT,
 };

 /**
  * enum osd_rom_clut
  * @ROM_CLUT0: Macintosh CLUT
  * @ROM_CLUT1: CLUT from DM270 and prior devices
  *
  * Description:
  * An enumeration of the ROM Color Lookup Table (CLUT) options.
  */
 enum osd_rom_clut {
 	ROM_CLUT0,
 	ROM_CLUT1,
 };

 /**
  * enum osd_blending_factor
  * @OSD_0_VID_8: OSD pixels are fully transparent
  * @OSD_1_VID_7: OSD pixels contribute 1/8, video pixels contribute 7/8
  * @OSD_2_VID_6: OSD pixels contribute 2/8, video pixels contribute 6/8
  * @OSD_3_VID_5: OSD pixels contribute 3/8, video pixels contribute 5/8
  * @OSD_4_VID_4: OSD pixels contribute 4/8, video pixels contribute 4/8
  * @OSD_5_VID_3: OSD pixels contribute 5/8, video pixels contribute 3/8
  * @OSD_6_VID_2: OSD pixels contribute 6/8, video pixels contribute 2/8
  * @OSD_8_VID_0: OSD pixels are fully opaque
  *
  * Description:
  * An enumeration of the DaVinci pixel blending factor options.
  */
 enum osd_blending_factor {
 	OSD_0_VID_8,
 	OSD_1_VID_7,
 	OSD_2_VID_6,
 	OSD_3_VID_5,
 	OSD_4_VID_4,
 	OSD_5_VID_3,
 	OSD_6_VID_2,
 	OSD_8_VID_0,
 };

 /**
  * enum osd_blink_interval
  * @BLINK_X1: blink interval is 1 vertical refresh cycle
  * @BLINK_X2: blink interval is 2 vertical refresh cycles
  * @BLINK_X3: blink interval is 3 vertical refresh cycles
  * @BLINK_X4: blink interval is 4 vertical refresh cycles
  *
  * Description:
  * An enumeration of the DaVinci pixel blinking interval options.
  */
 enum osd_blink_interval {
 	BLINK_X1,
 	BLINK_X2,
 	BLINK_X3,
 	BLINK_X4,
 };

 /**
  * enum osd_cursor_h_width
  * @H_WIDTH_1: horizontal line width is 1 pixel
  * @H_WIDTH_4: horizontal line width is 4 pixels
  * @H_WIDTH_8: horizontal line width is 8 pixels
  * @H_WIDTH_12: horizontal line width is 12 pixels
  * @H_WIDTH_16: horizontal line width is 16 pixels
  * @H_WIDTH_20: horizontal line width is 20 pixels
  * @H_WIDTH_24: horizontal line width is 24 pixels
  * @H_WIDTH_28: horizontal line width is 28 pixels
  */
 enum osd_cursor_h_width {
 	H_WIDTH_1,
 	H_WIDTH_4,
 	H_WIDTH_8,
 	H_WIDTH_12,
 	H_WIDTH_16,
 	H_WIDTH_20,
 	H_WIDTH_24,
 	H_WIDTH_28,
 };

 /**
  * enum davinci_cursor_v_width
  * @V_WIDTH_1: vertical line width is 1 line
  * @V_WIDTH_2: vertical line width is 2 lines
  * @V_WIDTH_4: vertical line width is 4 lines
  * @V_WIDTH_6: vertical line width is 6 lines
  * @V_WIDTH_8: vertical line width is 8 lines
  * @V_WIDTH_10: vertical line width is 10 lines
  * @V_WIDTH_12: vertical line width is 12 lines
  * @V_WIDTH_14: vertical line width is 14 lines
  */
 enum osd_cursor_v_width {
 	V_WIDTH_1,
 	V_WIDTH_2,
 	V_WIDTH_4,
 	V_WIDTH_6,
 	V_WIDTH_8,
 	V_WIDTH_10,
 	V_WIDTH_12,
 	V_WIDTH_14,
 };

 /**
  * struct osd_cursor_config
  * @xsize: horizontal size in pixels
  * @ysize: vertical size in lines
  * @xpos: horizontal offset in pixels from the left edge of the display
  * @ypos: vertical offset in lines from the top of the display
  * @interlaced: Non-zero if the display is interlaced, or zero otherwise
  * @h_width: horizontal line width
  * @v_width: vertical line width
  * @clut: the CLUT selector (ROM or RAM) for the cursor color
  * @clut_index: an index into the CLUT for the cursor color
  *
  * Description:
  * A structure describing the configuration parameters of the hardware
  * rectangular cursor.
  */
 struct osd_cursor_config {
 	unsigned xsize;
 	unsigned ysize;
 	unsigned xpos;
 	unsigned ypos;
 	int interlaced;
 	enum osd_cursor_h_width h_width;
 	enum osd_cursor_v_width v_width;
 	enum osd_clut clut;
 	unsigned char clut_index;
 };

 /**
  * struct osd_layer_config
  * @pixfmt: pixel format
  * @line_length: offset in bytes between start of each line in memory
  * @xsize: number of horizontal pixels displayed per line
  * @ysize: number of lines displayed
  * @xpos: horizontal offset in pixels from the left edge of the display
  * @ypos: vertical offset in lines from the top of the display
  * @interlaced: Non-zero if the display is interlaced, or zero otherwise
  *
  * Description:
  * A structure describing the configuration parameters of an On-Screen Display
  * (OSD) or video layer related to how the image is stored in memory.
  * @line_length must be a multiple of the cache line size (32 bytes).
  */
 struct osd_layer_config {
 	enum osd_pix_format pixfmt;
 	unsigned line_length;
 	unsigned xsize;
 	unsigned ysize;
 	unsigned xpos;
 	unsigned ypos;
 	int interlaced;
 };

 /* parameters that apply on a per-window (OSD or video) basis */
 struct osd_window_state {
 	int is_allocated;
 	int is_enabled;
 	unsigned long fb_base_phys;
 	enum osd_zoom_factor h_zoom;
 	enum osd_zoom_factor v_zoom;
 	struct osd_layer_config lconfig;
 };

 /* parameters that apply on a per-OSD-window basis */
 struct osd_osdwin_state {
 	enum osd_clut clut;
 	enum osd_blending_factor blend;
 	int colorkey_blending;
 	unsigned colorkey;
 	int rec601_attenuation;
 	/* index is pixel value */
 	unsigned char palette_map[16];
 };

 /* hardware rectangular cursor parameters */
 struct osd_cursor_state {
 	int is_enabled;
 	struct osd_cursor_config config;
 };

 struct osd_state;

 struct vpbe_osd_ops {
 	int (*initialize)(struct osd_state *sd);
 	int (*request_layer)(struct osd_state *sd, enum osd_layer layer);
 	void (*release_layer)(struct osd_state *sd, enum osd_layer layer);
 	int (*enable_layer)(struct osd_state *sd, enum osd_layer layer,
 			    int otherwin);
 	void (*disable_layer)(struct osd_state *sd, enum osd_layer layer);
 	int (*set_layer_config)(struct osd_state *sd, enum osd_layer layer,
 				struct osd_layer_config *lconfig);
 	void (*get_layer_config)(struct osd_state *sd, enum osd_layer layer,
 				 struct osd_layer_config *lconfig);
 	void (*start_layer)(struct osd_state *sd, enum osd_layer layer,
 			    unsigned long fb_base_phys,
 			    unsigned long cbcr_ofst);
 	void (*set_left_margin)(struct osd_state *sd, u32 val);
 	void (*set_top_margin)(struct osd_state *sd, u32 val);
 	void (*set_interpolation_filter)(struct osd_state *sd, int filter);
 	int (*set_vid_expansion)(struct osd_state *sd,
 					enum osd_h_exp_ratio h_exp,
 					enum osd_v_exp_ratio v_exp);
 	void (*get_vid_expansion)(struct osd_state *sd,
 					enum osd_h_exp_ratio *h_exp,
 					enum osd_v_exp_ratio *v_exp);
 	void (*set_zoom)(struct osd_state *sd, enum osd_layer layer,
 				enum osd_zoom_factor h_zoom,
 				enum osd_zoom_factor v_zoom);
 };

 struct osd_state {
 	enum vpbe_version vpbe_type;
 	spinlock_t lock;
 	struct device *dev;
 	dma_addr_t osd_base_phys;
 	unsigned long osd_base;
 	unsigned long osd_size;
 	/* 1-->the isr will toggle the VID0 ping-pong buffer */
 	int pingpong;
 	int interpolation_filter;
 	int field_inversion;
 	enum osd_h_exp_ratio osd_h_exp;
 	enum osd_v_exp_ratio osd_v_exp;
 	enum osd_h_exp_ratio vid_h_exp;
 	enum osd_v_exp_ratio vid_v_exp;
 	enum osd_clut backg_clut;
 	unsigned backg_clut_index;
 	enum osd_rom_clut rom_clut;
 	int is_blinking;
 	/* attribute window blinking enabled */
 	enum osd_blink_interval blink;
 	/* YCbCrI or YCrCbI */
 	enum osd_pix_format yc_pixfmt;
 	/* columns are Y, Cb, Cr */
 	unsigned char clut_ram[256][3];
 	struct osd_cursor_state cursor;
 	/* OSD0, VID0, OSD1, VID1 */
 	struct osd_window_state win[4];
 	/* OSD0, OSD1 */
 	struct osd_osdwin_state osdwin[2];
 	/* OSD device Operations */
 	struct vpbe_osd_ops ops;
 };

 struct osd_platform_data {
 	enum vpbe_version vpbe_type;
 	int  field_inv_wa_enable;
 };

 #endif
	/*
	* Copyright (C) 2007-2009 Texas Instruments Inc
	* Copyright (C) 2007 MontaVista Software, Inc.
	*
	* Andy Lowe (alowe@mvista.com), MontaVista Software
	* - Initial version
	* Murali Karicheri (mkaricheri@gmail.com), Texas Instruments Ltd.
	* - ported to sub device interface
	*
	* This program is free software; you can redistribute it and/or modify
	* it under the terms of the GNU General Public License as published by
	* the Free Software Foundation version 2..
	*
	* This program is distributed in the hope that it will be useful,
	* but WITHOUT ANY WARRANTY; without even the implied warranty of
	* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
	* GNU General Public License for more details.
	*
	* You should have received a copy of the GNU General Public License
	* along with this program; if not, write to the Free Software
	* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
	*
	*/
	#ifndef _OSD_H
	#define _OSD_H

	#include <media/davinci/vpbe_types.h>

	#define VPBE_OSD_SUBDEV_NAME "vpbe-osd"

	/**
	* enum osd_layer
	* @WIN_OSD0: On-Screen Display Window 0
	* @WIN_VID0: Video Window 0
	* @WIN_OSD1: On-Screen Display Window 1
	* @WIN_VID1: Video Window 1
	*
	* Description:
	* An enumeration of the osd display layers.
	*/
	enum osd_layer {
	WIN_OSD0,
	WIN_VID0,
	WIN_OSD1,
	WIN_VID1,
	};

	/**
	* enum osd_win_layer
	* @OSDWIN_OSD0: On-Screen Display Window 0
	* @OSDWIN_OSD1: On-Screen Display Window 1
	*
	* Description:
	* An enumeration of the OSD Window layers.
	*/
	enum osd_win_layer {
	OSDWIN_OSD0,
	OSDWIN_OSD1,
	};

	/**
	* enum osd_pix_format
	* @PIXFMT_1BPP: 1-bit-per-pixel bitmap
	* @PIXFMT_2BPP: 2-bits-per-pixel bitmap
	* @PIXFMT_4BPP: 4-bits-per-pixel bitmap
	* @PIXFMT_8BPP: 8-bits-per-pixel bitmap
	* @PIXFMT_RGB565: 16-bits-per-pixel RGB565
	* @PIXFMT_YCbCrI: YUV 4:2:2
	* @PIXFMT_RGB888: 24-bits-per-pixel RGB888
	* @PIXFMT_YCrCbI: YUV 4:2:2 with chroma swap
	* @PIXFMT_NV12: YUV 4:2:0 planar
	* @PIXFMT_OSD_ATTR: OSD Attribute Window pixel format (4bpp)
	*
	* Description:
	* An enumeration of the DaVinci pixel formats.
	*/
	enum osd_pix_format {
	PIXFMT_1BPP = 0,
	PIXFMT_2BPP,
	PIXFMT_4BPP,
	PIXFMT_8BPP,
	PIXFMT_RGB565,
	PIXFMT_YCbCrI,
	PIXFMT_RGB888,
	PIXFMT_YCrCbI,
	PIXFMT_NV12,
	PIXFMT_OSD_ATTR,
	};

	/**
	* enum osd_h_exp_ratio
	* @H_EXP_OFF: no expansion (1/1)
	* @H_EXP_9_OVER_8: 9/8 expansion ratio
	* @H_EXP_3_OVER_2: 3/2 expansion ratio
	*
	* Description:
	* An enumeration of the available horizontal expansion ratios.
	*/
	enum osd_h_exp_ratio {
	H_EXP_OFF,
	H_EXP_9_OVER_8,
	H_EXP_3_OVER_2,
	};

	/**
	* enum osd_v_exp_ratio
	* @V_EXP_OFF: no expansion (1/1)
	* @V_EXP_6_OVER_5: 6/5 expansion ratio
	*
	* Description:
	* An enumeration of the available vertical expansion ratios.
	*/
	enum osd_v_exp_ratio {
	V_EXP_OFF,
	V_EXP_6_OVER_5,
	};

	/**
	* enum osd_zoom_factor
	* @ZOOM_X1: no zoom (x1)
	* @ZOOM_X2: x2 zoom
	* @ZOOM_X4: x4 zoom
	*
	* Description:
	* An enumeration of the available zoom factors.
	*/
	enum osd_zoom_factor {
	ZOOM_X1,
	ZOOM_X2,
	ZOOM_X4,
	};

	/**
	* enum osd_clut
	* @ROM_CLUT: ROM CLUT
	* @RAM_CLUT: RAM CLUT
	*
	* Description:
	* An enumeration of the available Color Lookup Tables (CLUTs).
	*/
	enum osd_clut {
	ROM_CLUT,
	RAM_CLUT,
	};

	/**
	* enum osd_rom_clut
	* @ROM_CLUT0: Macintosh CLUT
	* @ROM_CLUT1: CLUT from DM270 and prior devices
	*
	* Description:
	* An enumeration of the ROM Color Lookup Table (CLUT) options.
	*/
	enum osd_rom_clut {
	ROM_CLUT0,
	ROM_CLUT1,
	};

	/**
	* enum osd_blending_factor
	* @OSD_0_VID_8: OSD pixels are fully transparent
	* @OSD_1_VID_7: OSD pixels contribute 1/8, video pixels contribute 7/8
	* @OSD_2_VID_6: OSD pixels contribute 2/8, video pixels contribute 6/8
	* @OSD_3_VID_5: OSD pixels contribute 3/8, video pixels contribute 5/8
	* @OSD_4_VID_4: OSD pixels contribute 4/8, video pixels contribute 4/8
	* @OSD_5_VID_3: OSD pixels contribute 5/8, video pixels contribute 3/8
	* @OSD_6_VID_2: OSD pixels contribute 6/8, video pixels contribute 2/8
	* @OSD_8_VID_0: OSD pixels are fully opaque
	*
	* Description:
	* An enumeration of the DaVinci pixel blending factor options.
	*/
	enum osd_blending_factor {
	OSD_0_VID_8,
	OSD_1_VID_7,
	OSD_2_VID_6,
	OSD_3_VID_5,
	OSD_4_VID_4,
	OSD_5_VID_3,
	OSD_6_VID_2,
	OSD_8_VID_0,
	};

	/**
	* enum osd_blink_interval
	* @BLINK_X1: blink interval is 1 vertical refresh cycle
	* @BLINK_X2: blink interval is 2 vertical refresh cycles
	* @BLINK_X3: blink interval is 3 vertical refresh cycles
	* @BLINK_X4: blink interval is 4 vertical refresh cycles
	*
	* Description:
	* An enumeration of the DaVinci pixel blinking interval options.
	*/
	enum osd_blink_interval {
	BLINK_X1,
	BLINK_X2,
	BLINK_X3,
	BLINK_X4,
	};

	/**
	* enum osd_cursor_h_width
	* @H_WIDTH_1: horizontal line width is 1 pixel
	* @H_WIDTH_4: horizontal line width is 4 pixels
	* @H_WIDTH_8: horizontal line width is 8 pixels
	* @H_WIDTH_12: horizontal line width is 12 pixels
	* @H_WIDTH_16: horizontal line width is 16 pixels
	* @H_WIDTH_20: horizontal line width is 20 pixels
	* @H_WIDTH_24: horizontal line width is 24 pixels
	* @H_WIDTH_28: horizontal line width is 28 pixels
	*/
	enum osd_cursor_h_width {
	H_WIDTH_1,
	H_WIDTH_4,
	H_WIDTH_8,
	H_WIDTH_12,
	H_WIDTH_16,
	H_WIDTH_20,
	H_WIDTH_24,
	H_WIDTH_28,
	};

	/**
	* enum davinci_cursor_v_width
	* @V_WIDTH_1: vertical line width is 1 line
	* @V_WIDTH_2: vertical line width is 2 lines
	* @V_WIDTH_4: vertical line width is 4 lines
	* @V_WIDTH_6: vertical line width is 6 lines
	* @V_WIDTH_8: vertical line width is 8 lines
	* @V_WIDTH_10: vertical line width is 10 lines
	* @V_WIDTH_12: vertical line width is 12 lines
	* @V_WIDTH_14: vertical line width is 14 lines
	*/
	enum osd_cursor_v_width {
	V_WIDTH_1,
	V_WIDTH_2,
	V_WIDTH_4,
	V_WIDTH_6,
	V_WIDTH_8,
	V_WIDTH_10,
	V_WIDTH_12,
	V_WIDTH_14,
	};

	/**
	* struct osd_cursor_config
	* @xsize: horizontal size in pixels
	* @ysize: vertical size in lines
	* @xpos: horizontal offset in pixels from the left edge of the display
	* @ypos: vertical offset in lines from the top of the display
	* @interlaced: Non-zero if the display is interlaced, or zero otherwise
	* @h_width: horizontal line width
	* @v_width: vertical line width
	* @clut: the CLUT selector (ROM or RAM) for the cursor color
	* @clut_index: an index into the CLUT for the cursor color
	*
	* Description:
	* A structure describing the configuration parameters of the hardware
	* rectangular cursor.
	*/
	struct osd_cursor_config {
	unsigned xsize;
	unsigned ysize;
	unsigned xpos;
	unsigned ypos;
	int interlaced;
	enum osd_cursor_h_width h_width;
	enum osd_cursor_v_width v_width;
	enum osd_clut clut;
	unsigned char clut_index;
	};

	/**
	* struct osd_layer_config
	* @pixfmt: pixel format
	* @line_length: offset in bytes between start of each line in memory
	* @xsize: number of horizontal pixels displayed per line
	* @ysize: number of lines displayed
	* @xpos: horizontal offset in pixels from the left edge of the display
	* @ypos: vertical offset in lines from the top of the display
	* @interlaced: Non-zero if the display is interlaced, or zero otherwise
	*
	* Description:
	* A structure describing the configuration parameters of an On-Screen Display
	* (OSD) or video layer related to how the image is stored in memory.
	* @line_length must be a multiple of the cache line size (32 bytes).
	*/
	struct osd_layer_config {
	enum osd_pix_format pixfmt;
	unsigned line_length;
	unsigned xsize;
	unsigned ysize;
	unsigned xpos;
	unsigned ypos;
	int interlaced;
	};

	/* parameters that apply on a per-window (OSD or video) basis */
	struct osd_window_state {
	int is_allocated;
	int is_enabled;
	unsigned long fb_base_phys;
	enum osd_zoom_factor h_zoom;
	enum osd_zoom_factor v_zoom;
	struct osd_layer_config lconfig;
	};

	/* parameters that apply on a per-OSD-window basis */
	struct osd_osdwin_state {
	enum osd_clut clut;
	enum osd_blending_factor blend;
	int colorkey_blending;
	unsigned colorkey;
	int rec601_attenuation;
	/* index is pixel value */
	unsigned char palette_map[16];
	};

	/* hardware rectangular cursor parameters */
	struct osd_cursor_state {
	int is_enabled;
	struct osd_cursor_config config;
	};

	struct osd_state;

	struct vpbe_osd_ops {
	int (initialize)(struct osd_state sd);
	int (request_layer)(struct osd_state sd, enum osd_layer layer);
	void (release_layer)(struct osd_state sd, enum osd_layer layer);
	int (enable_layer)(struct osd_state sd, enum osd_layer layer,
	int otherwin);
	void (disable_layer)(struct osd_state sd, enum osd_layer layer);
	int (set_layer_config)(struct osd_state sd, enum osd_layer layer,
	struct osd_layer_config *lconfig);
	void (get_layer_config)(struct osd_state sd, enum osd_layer layer,
	struct osd_layer_config *lconfig);
	void (start_layer)(struct osd_state sd, enum osd_layer layer,
	unsigned long fb_base_phys,
	unsigned long cbcr_ofst);
	void (set_left_margin)(struct osd_state sd, u32 val);
	void (set_top_margin)(struct osd_state sd, u32 val);
	void (set_interpolation_filter)(struct osd_state sd, int filter);
	int (set_vid_expansion)(struct osd_state sd,
	enum osd_h_exp_ratio h_exp,
	enum osd_v_exp_ratio v_exp);
	void (get_vid_expansion)(struct osd_state sd,
	enum osd_h_exp_ratio *h_exp,
	enum osd_v_exp_ratio *v_exp);
	void (set_zoom)(struct osd_state sd, enum osd_layer layer,
	enum osd_zoom_factor h_zoom,
	enum osd_zoom_factor v_zoom);
	};

	struct osd_state {
	enum vpbe_version vpbe_type;
	spinlock_t lock;
	struct device *dev;
	dma_addr_t osd_base_phys;
	unsigned long osd_base;
	unsigned long osd_size;
	/* 1-->the isr will toggle the VID0 ping-pong buffer */
	int pingpong;
	int interpolation_filter;
	int field_inversion;
	enum osd_h_exp_ratio osd_h_exp;
	enum osd_v_exp_ratio osd_v_exp;
	enum osd_h_exp_ratio vid_h_exp;
	enum osd_v_exp_ratio vid_v_exp;
	enum osd_clut backg_clut;
	unsigned backg_clut_index;
	enum osd_rom_clut rom_clut;
	int is_blinking;
	/* attribute window blinking enabled */
	enum osd_blink_interval blink;
	/* YCbCrI or YCrCbI */
	enum osd_pix_format yc_pixfmt;
	/* columns are Y, Cb, Cr */
	unsigned char clut_ram[256][3];
	struct osd_cursor_state cursor;
	/* OSD0, VID0, OSD1, VID1 */
	struct osd_window_state win[4];
	/* OSD0, OSD1 */
	struct osd_osdwin_state osdwin[2];
	/* OSD device Operations */
	struct vpbe_osd_ops ops;
	};

	struct osd_platform_data {
	enum vpbe_version vpbe_type;
	int field_inv_wa_enable;
	};

	#endif