drivers/video/msm/mdss/mdp3_ppp.h - fp2-dev/kernel/msm - Gitiles

 /* Copyright (c) 2007, 2013 The Linux Foundation. All rights reserved.
  * Copyright (C) 2007 Google Incorporated
  *
  * This software is licensed under the terms of the GNU General Public
  * License version 2, as published by the Free Software Foundation, and
  * may be copied, distributed, and modified under those terms.
  *
  * 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.
  */

 #ifndef MDP3_PPP_H
 #define MDP3_PPP_H
 #include "mdp3.h"
 #include "mdss_fb.h"

 #define PPP_WRITEL(val, off) MDP3_REG_WRITE(off, val)

 #define MAX_BLIT_REQ 16
 #define PPP_UPSCALE_MAX 64
 #define PPP_BLUR_SCALE_MAX 128
 #define PPP_LUT_MAX 256

 /* MDP PPP Operations */
 #define MDPOP_NOP               0
 #define MDPOP_LR                BIT(0)	/* left to right flip */
 #define MDPOP_UD                BIT(1)	/* up and down flip */
 #define MDPOP_ROT90             BIT(2)	/* rotate image to 90 degree */
 #define MDPOP_ROT180            (MDPOP_UD|MDPOP_LR)
 #define MDPOP_ROT270            (MDPOP_ROT90|MDPOP_UD|MDPOP_LR)
 #define MDPOP_ASCALE            BIT(7)
 #define MDPOP_ALPHAB            BIT(8)	/* enable alpha blending */
 #define MDPOP_TRANSP            BIT(9)	/* enable transparency */
 #define MDPOP_DITHER            BIT(10)	/* enable dither */
 #define MDPOP_SHARPENING		BIT(11) /* enable sharpening */
 #define MDPOP_BLUR				BIT(12) /* enable blur */
 #define MDPOP_FG_PM_ALPHA       BIT(13)
 #define MDPOP_LAYER_IS_FG       BIT(14)

 #define MDPOP_ROTATION (MDPOP_ROT90|MDPOP_LR|MDPOP_UD)

 #define PPP_OP_CONVERT_YCBCR2RGB BIT(2)
 #define PPP_OP_CONVERT_ON		BIT(3)
 #define PPP_OP_SCALE_X_ON		BIT(0)
 #define PPP_OP_SCALE_Y_ON		BIT(1)
 #define PPP_OP_ROT_ON			BIT(8)
 #define PPP_OP_ROT_90			BIT(9)
 #define PPP_OP_FLIP_LR			BIT(10)
 #define PPP_OP_FLIP_UD			BIT(11)
 #define PPP_OP_BLEND_ON			BIT(12)
 #define PPP_OP_BLEND_CONSTANT_ALPHA BIT(14)
 #define PPP_OP_DITHER_EN		BIT(16)
 #define PPP_BLEND_CALPHA_TRNASP BIT(24)

 #define PPP_OP_BLEND_SRCPIXEL_ALPHA 0
 #define PPP_OP_BLEND_ALPHA_BLEND_NORMAL 0
 #define PPP_OP_BLEND_ALPHA_BLEND_REVERSE BIT(15)

 #define PPP_BLEND_BG_USE_ALPHA_SEL      (1 << 0)
 #define PPP_BLEND_BG_ALPHA_REVERSE      (1 << 3)
 #define PPP_BLEND_BG_SRCPIXEL_ALPHA     (0 << 1)
 #define PPP_BLEND_BG_DSTPIXEL_ALPHA     (1 << 1)
 #define PPP_BLEND_BG_CONSTANT_ALPHA     (2 << 1)
 #define PPP_BLEND_BG_CONST_ALPHA_VAL(x) ((x) << 24)
 #define PPP_OP_BG_CHROMA_H2V1 BIT(25)

 #define CLR_G 0x0
 #define CLR_B 0x1
 #define CLR_R 0x2
 #define CLR_ALPHA 0x3

 #define CLR_Y  CLR_G
 #define CLR_CB CLR_B
 #define CLR_CR CLR_R

 /* from lsb to msb */
 #define PPP_GET_PACK_PATTERN(a, x, y, z, bit) \
 	(((a)<<(bit*3))|((x)<<(bit*2))|((y)<<bit)|(z))

 /* Frame unpacking */
 #define PPP_C0G_8BITS (BIT(1)|BIT(0))
 #define PPP_C1B_8BITS (BIT(3)|BIT(2))
 #define PPP_C2R_8BITS (BIT(5)|BIT(4))
 #define PPP_C3A_8BITS (BIT(7)|BIT(6))

 #define PPP_C0G_6BITS BIT(1)
 #define PPP_C1B_6BITS BIT(3)
 #define PPP_C2R_6BITS BIT(5)

 #define PPP_C0G_5BITS BIT(0)
 #define PPP_C1B_5BITS BIT(2)
 #define PPP_C2R_5BITS BIT(4)

 #define PPP_SRC_C3_ALPHA_EN BIT(8)

 #define PPP_SRC_BPP_INTERLVD_1BYTES 0
 #define PPP_SRC_BPP_INTERLVD_2BYTES BIT(9)
 #define PPP_SRC_BPP_INTERLVD_3BYTES BIT(10)
 #define PPP_SRC_BPP_INTERLVD_4BYTES (BIT(10)|BIT(9))

 #define PPP_SRC_BPP_ROI_ODD_X BIT(11)
 #define PPP_SRC_BPP_ROI_ODD_Y BIT(12)
 #define PPP_SRC_INTERLVD_2COMPONENTS BIT(13)
 #define PPP_SRC_INTERLVD_3COMPONENTS BIT(14)
 #define PPP_SRC_INTERLVD_4COMPONENTS (BIT(14)|BIT(13))

 #define PPP_SRC_UNPACK_TIGHT BIT(17)
 #define PPP_SRC_UNPACK_LOOSE 0
 #define PPP_SRC_UNPACK_ALIGN_LSB 0
 #define PPP_SRC_UNPACK_ALIGN_MSB BIT(18)

 #define PPP_SRC_FETCH_PLANES_INTERLVD 0
 #define PPP_SRC_FETCH_PLANES_PSEUDOPLNR BIT(20)

 #define PPP_OP_SRC_CHROMA_H2V1 BIT(18)
 #define PPP_OP_SRC_CHROMA_H1V2 BIT(19)
 #define PPP_OP_SRC_CHROMA_420 (BIT(18)|BIT(19))
 #define PPP_OP_SRC_CHROMA_OFFSITE BIT(20)

 #define PPP_DST_PACKET_CNT_INTERLVD_2ELEM BIT(9)
 #define PPP_DST_PACKET_CNT_INTERLVD_3ELEM BIT(10)
 #define PPP_DST_PACKET_CNT_INTERLVD_4ELEM (BIT(10)|BIT(9))
 #define PPP_DST_PACKET_CNT_INTERLVD_6ELEM (BIT(11)|BIT(9))

 #define PPP_DST_C3A_8BIT (BIT(7)|BIT(6))
 #define PPP_DST_C3ALPHA_EN BIT(8)

 #define PPP_DST_PACK_LOOSE 0
 #define PPP_DST_PACK_TIGHT BIT(13)
 #define PPP_DST_PACK_ALIGN_LSB 0
 #define PPP_DST_PACK_ALIGN_MSB BIT(14)

 #define PPP_DST_OUT_SEL_AXI 0
 #define PPP_DST_OUT_SEL_MDDI BIT(15)

 #define PPP_DST_BPP_2BYTES BIT(16)
 #define PPP_DST_BPP_3BYTES BIT(17)
 #define PPP_DST_BPP_4BYTES (BIT(17)|BIT(16))

 #define PPP_DST_PLANE_INTERLVD 0
 #define PPP_DST_PLANE_PLANAR BIT(18)
 #define PPP_DST_PLANE_PSEUDOPLN BIT(19)

 #define PPP_OP_DST_CHROMA_H2V1 BIT(21)
 #define PPP_OP_DST_CHROMA_420 (BIT(21)|BIT(22))
 #define PPP_OP_COLOR_SPACE_YCBCR BIT(17)

 #define MDP_SCALE_Q_FACTOR 512
 #define MDP_MAX_X_SCALE_FACTOR (MDP_SCALE_Q_FACTOR*4)
 #define MDP_MIN_X_SCALE_FACTOR (MDP_SCALE_Q_FACTOR/4)
 #define MDP_MAX_Y_SCALE_FACTOR (MDP_SCALE_Q_FACTOR*4)
 #define MDP_MIN_Y_SCALE_FACTOR (MDP_SCALE_Q_FACTOR/4)

 #define MDP_TOP_LUMA       16
 #define MDP_TOP_CHROMA     0
 #define MDP_BOTTOM_LUMA    19
 #define MDP_BOTTOM_CHROMA  3
 #define MDP_LEFT_LUMA      22
 #define MDP_LEFT_CHROMA    6
 #define MDP_RIGHT_LUMA     25
 #define MDP_RIGHT_CHROMA   9

 #define MDP_RGB_565_SRC_REG (PPP_C2R_5BITS | PPP_C0G_6BITS | \
 	PPP_C1B_5BITS | PPP_SRC_BPP_INTERLVD_2BYTES | \
 	PPP_SRC_INTERLVD_3COMPONENTS | PPP_SRC_UNPACK_TIGHT | \
 	PPP_SRC_UNPACK_ALIGN_LSB | \
 	PPP_SRC_FETCH_PLANES_INTERLVD)

 #define MDP_RGB_888_SRC_REG (PPP_C2R_8BITS | PPP_C0G_8BITS | \
 	PPP_C1B_8BITS | PPP_SRC_BPP_INTERLVD_3BYTES | \
 	PPP_SRC_INTERLVD_3COMPONENTS | PPP_SRC_UNPACK_TIGHT | \
 	PPP_SRC_UNPACK_ALIGN_LSB | PPP_SRC_FETCH_PLANES_INTERLVD)

 #define MDP_RGBX_8888_SRC_REG (PPP_C2R_8BITS | PPP_C0G_8BITS | \
 	PPP_C1B_8BITS | PPP_C3A_8BITS | \
 	PPP_SRC_C3_ALPHA_EN | PPP_SRC_BPP_INTERLVD_4BYTES | \
 	PPP_SRC_INTERLVD_4COMPONENTS | PPP_SRC_UNPACK_TIGHT | \
 	PPP_SRC_UNPACK_ALIGN_LSB | \
 	PPP_SRC_FETCH_PLANES_INTERLVD)

 #define MDP_Y_CBCR_H2V2_SRC_REG (PPP_C2R_8BITS | PPP_C0G_8BITS | \
 	PPP_C1B_8BITS | PPP_SRC_BPP_INTERLVD_2BYTES | \
 	PPP_SRC_INTERLVD_2COMPONENTS | PPP_SRC_UNPACK_TIGHT | \
 	PPP_SRC_UNPACK_ALIGN_LSB | \
 	PPP_SRC_FETCH_PLANES_PSEUDOPLNR)

 #define MDP_YCRYCB_H2V1_SRC_REG (PPP_C2R_8BITS | \
 	PPP_C0G_8BITS | PPP_C1B_8BITS | \
 	PPP_C3A_8BITS | PPP_SRC_BPP_INTERLVD_2BYTES | \
 	PPP_SRC_INTERLVD_4COMPONENTS | \
 	PPP_SRC_UNPACK_TIGHT | PPP_SRC_UNPACK_ALIGN_LSB)

 #define MDP_Y_CRCB_H2V1_SRC_REG (PPP_C2R_8BITS | \
 	PPP_C0G_8BITS | PPP_C1B_8BITS | \
 	PPP_C3A_8BITS | PPP_SRC_BPP_INTERLVD_2BYTES | \
 	PPP_SRC_INTERLVD_2COMPONENTS | PPP_SRC_UNPACK_TIGHT | \
 	PPP_SRC_UNPACK_ALIGN_LSB | PPP_SRC_FETCH_PLANES_PSEUDOPLNR)

 #define MDP_RGB_565_DST_REG (PPP_C0G_6BITS | \
 	PPP_C1B_5BITS | PPP_C2R_5BITS | \
 	PPP_DST_PACKET_CNT_INTERLVD_3ELEM | \
 	PPP_DST_PACK_TIGHT | PPP_DST_PACK_ALIGN_LSB | \
 	PPP_DST_OUT_SEL_AXI | PPP_DST_BPP_2BYTES | \
 	PPP_DST_PLANE_INTERLVD)

 #define MDP_RGB_888_DST_REG (PPP_C0G_8BITS | \
 	PPP_C1B_8BITS | PPP_C2R_8BITS | \
 	PPP_DST_PACKET_CNT_INTERLVD_3ELEM | PPP_DST_PACK_TIGHT | \
 	PPP_DST_PACK_ALIGN_LSB | PPP_DST_OUT_SEL_AXI | \
 	PPP_DST_BPP_3BYTES | PPP_DST_PLANE_INTERLVD)

 #define MDP_RGBX_8888_DST_REG (PPP_C0G_8BITS | \
 	PPP_C1B_8BITS | PPP_C2R_8BITS | PPP_C3A_8BITS | \
 	PPP_DST_C3ALPHA_EN | PPP_DST_PACKET_CNT_INTERLVD_4ELEM | \
 	PPP_DST_PACK_TIGHT | PPP_DST_PACK_ALIGN_LSB | \
 	PPP_DST_OUT_SEL_AXI | PPP_DST_BPP_4BYTES | \
 	PPP_DST_PLANE_INTERLVD)

 #define MDP_Y_CBCR_H2V2_DST_REG (PPP_C2R_8BITS | \
 	PPP_C0G_8BITS | PPP_C1B_8BITS | PPP_C3A_8BITS | \
 	PPP_DST_PACKET_CNT_INTERLVD_2ELEM | \
 	PPP_DST_PACK_TIGHT | PPP_DST_PACK_ALIGN_LSB | \
 	PPP_DST_OUT_SEL_AXI | PPP_DST_BPP_2BYTES)

 #define MDP_YCRYCB_H2V1_DST_REG (PPP_C2R_8BITS | PPP_C0G_8BITS | \
 	PPP_C1B_8BITS | PPP_C3A_8BITS | PPP_DST_PACKET_CNT_INTERLVD_4ELEM | \
 	PPP_DST_PACK_TIGHT | PPP_DST_PACK_ALIGN_LSB | \
 	PPP_DST_OUT_SEL_AXI | PPP_DST_BPP_2BYTES | \
 	PPP_DST_PLANE_INTERLVD)

 #define MDP_Y_CRCB_H2V1_DST_REG (PPP_C2R_8BITS | \
 	PPP_C0G_8BITS | PPP_C1B_8BITS | PPP_C3A_8BITS | \
 	PPP_DST_PACKET_CNT_INTERLVD_2ELEM | PPP_DST_PACK_TIGHT | \
 	PPP_DST_PACK_ALIGN_LSB | PPP_DST_OUT_SEL_AXI | \
 	PPP_DST_BPP_2BYTES)

 /* LUT */
 #define MDP_LUT_C0_EN BIT(5)
 #define MDP_LUT_C1_EN BIT(6)
 #define MDP_LUT_C2_EN BIT(7)

 /* Dither */
 #define MDP_OP_DITHER_EN BIT(16)

 /* Rotator */
 #define MDP_OP_ROT_ON BIT(8)
 #define MDP_OP_ROT_90 BIT(9)
 #define MDP_OP_FLIP_LR BIT(10)
 #define MDP_OP_FLIP_UD BIT(11)

 /* Blend */
 #define MDP_OP_BLEND_EN BIT(12)
 #define MDP_OP_BLEND_EQ_SEL BIT(15)
 #define MDP_OP_BLEND_TRANSP_EN BIT(24)
 #define MDP_BLEND_MASK (MDP_OP_BLEND_EN | MDP_OP_BLEND_EQ_SEL | \
 	MDP_OP_BLEND_TRANSP_EN | BIT(14) | BIT(13))

 #define MDP_BLEND_ALPHA_SEL 13
 #define MDP_BLEND_ALPHA_MASK 0x3
 #define MDP_BLEND_CONST_ALPHA 24
 #define MDP_BLEND_TRASP_COL_MASK 0xFFFFFF

 /* CSC Matrix */
 #define MDP_CSC_RGB2YUV		0
 #define MDP_CSC_YUV2RGB		1

 #define MDP_CSC_SIZE	9
 #define MDP_BV_SIZE		3
 #define MDP_LV_SIZE		4

 enum ppp_lut_type {
 	LUT_PRE_TABLE = 0,
 	LUT_POST_TABLE,
 };

 enum ppp_csc_matrix {
 	CSC_PRIMARY_MATRIX = 0,
 	CSC_SECONDARY_MATRIX,
 };

 /* scale tables */
 enum {
 	PPP_DOWNSCALE_PT2TOPT4,
 	PPP_DOWNSCALE_PT4TOPT6,
 	PPP_DOWNSCALE_PT6TOPT8,
 	PPP_DOWNSCALE_PT8TOPT1,
 	PPP_DOWNSCALE_MAX,
 };

 struct ppp_table {
 	uint32_t reg;
 	uint32_t val;
 };

 struct ppp_csc_table {
 	int direction;			/* MDP_CCS_RGB2YUV or YUV2RGB */
 	uint16_t fwd_matrix[MDP_CCS_SIZE];	/* 3x3 color coefficients */
 	uint16_t rev_matrix[MDP_CCS_SIZE];	/* 3x3 color coefficients */
 	uint16_t bv[MDP_BV_SIZE];	/* 1x3 bias vector */
 	uint16_t lv[MDP_LV_SIZE];	/* 1x3 limit vector */
 };

 struct ppp_blend {
 	int const_alpha;
 	int trans_color; /*color keying*/
 };

 struct ppp_img_prop {
 	int32_t x;
 	int32_t y;
 	uint32_t width;
 	uint32_t height;
 };

 struct ppp_img_desc {
 	struct ppp_img_prop prop;
 	struct ppp_img_prop roi;
 	int color_fmt;
 	void *p0;  /* plane 0 */
 	void *p1;
 	void *p3;
 	int stride0;
 	int stride1;
 	int stride2;
 };

 struct ppp_blit_op {
 	struct ppp_img_desc src;
 	struct ppp_img_desc dst;
 	struct ppp_img_desc bg;
 	struct ppp_blend blend;
 	uint32_t mdp_op; /* Operations */
 };

 struct ppp_edge_rep {
 	uint32_t dst_roi_width;
 	uint32_t dst_roi_height;
 	uint32_t is_scale_enabled;

 	/*
 	 * positions of the luma pixel(relative to the image ) required for
 	 * scaling the ROI
 	 */
 	int32_t luma_interp_point_left;
 	int32_t luma_interp_point_right;
 	int32_t luma_interp_point_top;
 	int32_t luma_interp_point_bottom;

 	/*
 	 * positions of the chroma pixel(relative to the image ) required for
 	 * interpolating a chroma value at all required luma positions
 	 */
 	int32_t chroma_interp_point_left;
 	int32_t chroma_interp_point_right;
 	int32_t chroma_interp_point_top;
 	int32_t chroma_interp_point_bottom;

 	/*
 	 * a rectangular region within the chroma plane of the "image".
 	 * Chroma pixels falling inside of this rectangle belongs to the ROI
 	 */
 	int32_t chroma_bound_left;
 	int32_t chroma_bound_right;
 	int32_t chroma_bound_top;
 	int32_t chroma_bound_bottom;

 	/*
 	 * number of chroma pixels to replicate on the left, right,
 	 * top and bottom edge of the ROI.
 	 */
 	int32_t chroma_repeat_left;
 	int32_t chroma_repeat_right;
 	int32_t chroma_repeat_top;
 	int32_t chroma_repeat_bottom;

 	/*
 	 * number of luma pixels to replicate on the left, right,
 	 * top and bottom edge of the ROI.
 	 */
 	int32_t luma_repeat_left;
 	int32_t luma_repeat_right;
 	int32_t luma_repeat_top;
 	int32_t luma_repeat_bottom;
 };

 /* func for ppp register values */
 uint32_t ppp_bpp(uint32_t type);
 uint32_t ppp_src_config(uint32_t type);
 uint32_t ppp_out_config(uint32_t type);
 uint32_t ppp_pack_pattern(uint32_t type);
 uint32_t ppp_dst_op_reg(uint32_t type);
 uint32_t ppp_src_op_reg(uint32_t type);
 bool ppp_per_p_alpha(uint32_t type);
 bool ppp_multi_plane(uint32_t type);
 uint32_t *ppp_default_pre_lut(void);
 uint32_t *ppp_default_post_lut(void);
 struct ppp_csc_table *ppp_csc_rgb2yuv(void);
 struct ppp_csc_table *ppp_csc_table2(void);
 void ppp_load_up_lut(void);
 void ppp_load_gaussian_lut(void);
 void ppp_load_x_scale_table(int idx);
 void ppp_load_y_scale_table(int idx);

 int mdp3_ppp_res_init(struct msm_fb_data_type *mfd);
 int mdp3_ppp_init(void);
 int config_ppp_op_mode(struct ppp_blit_op *blit_op);
 void ppp_enable(void);
 int mdp3_ppp_parse_req(void __user *p,
 	struct mdp_async_blit_req_list *req_list_header,
 	int async);

 #endif
	/* Copyright (c) 2007, 2013 The Linux Foundation. All rights reserved.
	* Copyright (C) 2007 Google Incorporated
	*
	* This software is licensed under the terms of the GNU General Public
	* License version 2, as published by the Free Software Foundation, and
	* may be copied, distributed, and modified under those terms.
	*
	* 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.
	*/

	#ifndef MDP3_PPP_H
	#define MDP3_PPP_H
	#include "mdp3.h"
	#include "mdss_fb.h"

	#define PPP_WRITEL(val, off) MDP3_REG_WRITE(off, val)

	#define MAX_BLIT_REQ 16
	#define PPP_UPSCALE_MAX 64
	#define PPP_BLUR_SCALE_MAX 128
	#define PPP_LUT_MAX 256

	/* MDP PPP Operations */
	#define MDPOP_NOP 0
	#define MDPOP_LR BIT(0) /* left to right flip */
	#define MDPOP_UD BIT(1) /* up and down flip */
	#define MDPOP_ROT90 BIT(2) /* rotate image to 90 degree */
	#define MDPOP_ROT180 (MDPOP_UD\|MDPOP_LR)
	#define MDPOP_ROT270 (MDPOP_ROT90\|MDPOP_UD\|MDPOP_LR)
	#define MDPOP_ASCALE BIT(7)
	#define MDPOP_ALPHAB BIT(8) /* enable alpha blending */
	#define MDPOP_TRANSP BIT(9) /* enable transparency */
	#define MDPOP_DITHER BIT(10) /* enable dither */
	#define MDPOP_SHARPENING BIT(11) /* enable sharpening */
	#define MDPOP_BLUR BIT(12) /* enable blur */
	#define MDPOP_FG_PM_ALPHA BIT(13)
	#define MDPOP_LAYER_IS_FG BIT(14)

	#define MDPOP_ROTATION (MDPOP_ROT90\|MDPOP_LR\|MDPOP_UD)

	#define PPP_OP_CONVERT_YCBCR2RGB BIT(2)
	#define PPP_OP_CONVERT_ON BIT(3)
	#define PPP_OP_SCALE_X_ON BIT(0)
	#define PPP_OP_SCALE_Y_ON BIT(1)
	#define PPP_OP_ROT_ON BIT(8)
	#define PPP_OP_ROT_90 BIT(9)
	#define PPP_OP_FLIP_LR BIT(10)
	#define PPP_OP_FLIP_UD BIT(11)
	#define PPP_OP_BLEND_ON BIT(12)
	#define PPP_OP_BLEND_CONSTANT_ALPHA BIT(14)
	#define PPP_OP_DITHER_EN BIT(16)
	#define PPP_BLEND_CALPHA_TRNASP BIT(24)

	#define PPP_OP_BLEND_SRCPIXEL_ALPHA 0
	#define PPP_OP_BLEND_ALPHA_BLEND_NORMAL 0
	#define PPP_OP_BLEND_ALPHA_BLEND_REVERSE BIT(15)

	#define PPP_BLEND_BG_USE_ALPHA_SEL (1 << 0)
	#define PPP_BLEND_BG_ALPHA_REVERSE (1 << 3)
	#define PPP_BLEND_BG_SRCPIXEL_ALPHA (0 << 1)
	#define PPP_BLEND_BG_DSTPIXEL_ALPHA (1 << 1)
	#define PPP_BLEND_BG_CONSTANT_ALPHA (2 << 1)
	#define PPP_BLEND_BG_CONST_ALPHA_VAL(x) ((x) << 24)
	#define PPP_OP_BG_CHROMA_H2V1 BIT(25)

	#define CLR_G 0x0
	#define CLR_B 0x1
	#define CLR_R 0x2
	#define CLR_ALPHA 0x3

	#define CLR_Y CLR_G
	#define CLR_CB CLR_B
	#define CLR_CR CLR_R

	/* from lsb to msb */
	#define PPP_GET_PACK_PATTERN(a, x, y, z, bit) \
	(((a)<<(bit3))\|((x)<<(bit2))\|((y)<<bit)\|(z))

	/* Frame unpacking */
	#define PPP_C0G_8BITS (BIT(1)\|BIT(0))
	#define PPP_C1B_8BITS (BIT(3)\|BIT(2))
	#define PPP_C2R_8BITS (BIT(5)\|BIT(4))
	#define PPP_C3A_8BITS (BIT(7)\|BIT(6))

	#define PPP_C0G_6BITS BIT(1)
	#define PPP_C1B_6BITS BIT(3)
	#define PPP_C2R_6BITS BIT(5)

	#define PPP_C0G_5BITS BIT(0)
	#define PPP_C1B_5BITS BIT(2)
	#define PPP_C2R_5BITS BIT(4)

	#define PPP_SRC_C3_ALPHA_EN BIT(8)

	#define PPP_SRC_BPP_INTERLVD_1BYTES 0
	#define PPP_SRC_BPP_INTERLVD_2BYTES BIT(9)
	#define PPP_SRC_BPP_INTERLVD_3BYTES BIT(10)
	#define PPP_SRC_BPP_INTERLVD_4BYTES (BIT(10)\|BIT(9))

	#define PPP_SRC_BPP_ROI_ODD_X BIT(11)
	#define PPP_SRC_BPP_ROI_ODD_Y BIT(12)
	#define PPP_SRC_INTERLVD_2COMPONENTS BIT(13)
	#define PPP_SRC_INTERLVD_3COMPONENTS BIT(14)
	#define PPP_SRC_INTERLVD_4COMPONENTS (BIT(14)\|BIT(13))

	#define PPP_SRC_UNPACK_TIGHT BIT(17)
	#define PPP_SRC_UNPACK_LOOSE 0
	#define PPP_SRC_UNPACK_ALIGN_LSB 0
	#define PPP_SRC_UNPACK_ALIGN_MSB BIT(18)

	#define PPP_SRC_FETCH_PLANES_INTERLVD 0
	#define PPP_SRC_FETCH_PLANES_PSEUDOPLNR BIT(20)

	#define PPP_OP_SRC_CHROMA_H2V1 BIT(18)
	#define PPP_OP_SRC_CHROMA_H1V2 BIT(19)
	#define PPP_OP_SRC_CHROMA_420 (BIT(18)\|BIT(19))
	#define PPP_OP_SRC_CHROMA_OFFSITE BIT(20)

	#define PPP_DST_PACKET_CNT_INTERLVD_2ELEM BIT(9)
	#define PPP_DST_PACKET_CNT_INTERLVD_3ELEM BIT(10)
	#define PPP_DST_PACKET_CNT_INTERLVD_4ELEM (BIT(10)\|BIT(9))
	#define PPP_DST_PACKET_CNT_INTERLVD_6ELEM (BIT(11)\|BIT(9))

	#define PPP_DST_C3A_8BIT (BIT(7)\|BIT(6))
	#define PPP_DST_C3ALPHA_EN BIT(8)

	#define PPP_DST_PACK_LOOSE 0
	#define PPP_DST_PACK_TIGHT BIT(13)
	#define PPP_DST_PACK_ALIGN_LSB 0
	#define PPP_DST_PACK_ALIGN_MSB BIT(14)

	#define PPP_DST_OUT_SEL_AXI 0
	#define PPP_DST_OUT_SEL_MDDI BIT(15)

	#define PPP_DST_BPP_2BYTES BIT(16)
	#define PPP_DST_BPP_3BYTES BIT(17)
	#define PPP_DST_BPP_4BYTES (BIT(17)\|BIT(16))

	#define PPP_DST_PLANE_INTERLVD 0
	#define PPP_DST_PLANE_PLANAR BIT(18)
	#define PPP_DST_PLANE_PSEUDOPLN BIT(19)

	#define PPP_OP_DST_CHROMA_H2V1 BIT(21)
	#define PPP_OP_DST_CHROMA_420 (BIT(21)\|BIT(22))
	#define PPP_OP_COLOR_SPACE_YCBCR BIT(17)

	#define MDP_SCALE_Q_FACTOR 512
	#define MDP_MAX_X_SCALE_FACTOR (MDP_SCALE_Q_FACTOR*4)
	#define MDP_MIN_X_SCALE_FACTOR (MDP_SCALE_Q_FACTOR/4)
	#define MDP_MAX_Y_SCALE_FACTOR (MDP_SCALE_Q_FACTOR*4)
	#define MDP_MIN_Y_SCALE_FACTOR (MDP_SCALE_Q_FACTOR/4)

	#define MDP_TOP_LUMA 16
	#define MDP_TOP_CHROMA 0
	#define MDP_BOTTOM_LUMA 19
	#define MDP_BOTTOM_CHROMA 3
	#define MDP_LEFT_LUMA 22
	#define MDP_LEFT_CHROMA 6
	#define MDP_RIGHT_LUMA 25
	#define MDP_RIGHT_CHROMA 9

	#define MDP_RGB_565_SRC_REG (PPP_C2R_5BITS \| PPP_C0G_6BITS \| \
	PPP_C1B_5BITS \| PPP_SRC_BPP_INTERLVD_2BYTES \| \
	PPP_SRC_INTERLVD_3COMPONENTS \| PPP_SRC_UNPACK_TIGHT \| \
	PPP_SRC_UNPACK_ALIGN_LSB \| \
	PPP_SRC_FETCH_PLANES_INTERLVD)

	#define MDP_RGB_888_SRC_REG (PPP_C2R_8BITS \| PPP_C0G_8BITS \| \
	PPP_C1B_8BITS \| PPP_SRC_BPP_INTERLVD_3BYTES \| \
	PPP_SRC_INTERLVD_3COMPONENTS \| PPP_SRC_UNPACK_TIGHT \| \
	PPP_SRC_UNPACK_ALIGN_LSB \| PPP_SRC_FETCH_PLANES_INTERLVD)

	#define MDP_RGBX_8888_SRC_REG (PPP_C2R_8BITS \| PPP_C0G_8BITS \| \
	PPP_C1B_8BITS \| PPP_C3A_8BITS \| \
	PPP_SRC_C3_ALPHA_EN \| PPP_SRC_BPP_INTERLVD_4BYTES \| \
	PPP_SRC_INTERLVD_4COMPONENTS \| PPP_SRC_UNPACK_TIGHT \| \
	PPP_SRC_UNPACK_ALIGN_LSB \| \
	PPP_SRC_FETCH_PLANES_INTERLVD)

	#define MDP_Y_CBCR_H2V2_SRC_REG (PPP_C2R_8BITS \| PPP_C0G_8BITS \| \
	PPP_C1B_8BITS \| PPP_SRC_BPP_INTERLVD_2BYTES \| \
	PPP_SRC_INTERLVD_2COMPONENTS \| PPP_SRC_UNPACK_TIGHT \| \
	PPP_SRC_UNPACK_ALIGN_LSB \| \
	PPP_SRC_FETCH_PLANES_PSEUDOPLNR)

	#define MDP_YCRYCB_H2V1_SRC_REG (PPP_C2R_8BITS \| \
	PPP_C0G_8BITS \| PPP_C1B_8BITS \| \
	PPP_C3A_8BITS \| PPP_SRC_BPP_INTERLVD_2BYTES \| \
	PPP_SRC_INTERLVD_4COMPONENTS \| \
	PPP_SRC_UNPACK_TIGHT \| PPP_SRC_UNPACK_ALIGN_LSB)

	#define MDP_Y_CRCB_H2V1_SRC_REG (PPP_C2R_8BITS \| \
	PPP_C0G_8BITS \| PPP_C1B_8BITS \| \
	PPP_C3A_8BITS \| PPP_SRC_BPP_INTERLVD_2BYTES \| \
	PPP_SRC_INTERLVD_2COMPONENTS \| PPP_SRC_UNPACK_TIGHT \| \
	PPP_SRC_UNPACK_ALIGN_LSB \| PPP_SRC_FETCH_PLANES_PSEUDOPLNR)

	#define MDP_RGB_565_DST_REG (PPP_C0G_6BITS \| \
	PPP_C1B_5BITS \| PPP_C2R_5BITS \| \
	PPP_DST_PACKET_CNT_INTERLVD_3ELEM \| \
	PPP_DST_PACK_TIGHT \| PPP_DST_PACK_ALIGN_LSB \| \
	PPP_DST_OUT_SEL_AXI \| PPP_DST_BPP_2BYTES \| \
	PPP_DST_PLANE_INTERLVD)

	#define MDP_RGB_888_DST_REG (PPP_C0G_8BITS \| \
	PPP_C1B_8BITS \| PPP_C2R_8BITS \| \
	PPP_DST_PACKET_CNT_INTERLVD_3ELEM \| PPP_DST_PACK_TIGHT \| \
	PPP_DST_PACK_ALIGN_LSB \| PPP_DST_OUT_SEL_AXI \| \
	PPP_DST_BPP_3BYTES \| PPP_DST_PLANE_INTERLVD)

	#define MDP_RGBX_8888_DST_REG (PPP_C0G_8BITS \| \
	PPP_C1B_8BITS \| PPP_C2R_8BITS \| PPP_C3A_8BITS \| \
	PPP_DST_C3ALPHA_EN \| PPP_DST_PACKET_CNT_INTERLVD_4ELEM \| \
	PPP_DST_PACK_TIGHT \| PPP_DST_PACK_ALIGN_LSB \| \
	PPP_DST_OUT_SEL_AXI \| PPP_DST_BPP_4BYTES \| \
	PPP_DST_PLANE_INTERLVD)

	#define MDP_Y_CBCR_H2V2_DST_REG (PPP_C2R_8BITS \| \
	PPP_C0G_8BITS \| PPP_C1B_8BITS \| PPP_C3A_8BITS \| \
	PPP_DST_PACKET_CNT_INTERLVD_2ELEM \| \
	PPP_DST_PACK_TIGHT \| PPP_DST_PACK_ALIGN_LSB \| \
	PPP_DST_OUT_SEL_AXI \| PPP_DST_BPP_2BYTES)

	#define MDP_YCRYCB_H2V1_DST_REG (PPP_C2R_8BITS \| PPP_C0G_8BITS \| \
	PPP_C1B_8BITS \| PPP_C3A_8BITS \| PPP_DST_PACKET_CNT_INTERLVD_4ELEM \| \
	PPP_DST_PACK_TIGHT \| PPP_DST_PACK_ALIGN_LSB \| \
	PPP_DST_OUT_SEL_AXI \| PPP_DST_BPP_2BYTES \| \
	PPP_DST_PLANE_INTERLVD)

	#define MDP_Y_CRCB_H2V1_DST_REG (PPP_C2R_8BITS \| \
	PPP_C0G_8BITS \| PPP_C1B_8BITS \| PPP_C3A_8BITS \| \
	PPP_DST_PACKET_CNT_INTERLVD_2ELEM \| PPP_DST_PACK_TIGHT \| \
	PPP_DST_PACK_ALIGN_LSB \| PPP_DST_OUT_SEL_AXI \| \
	PPP_DST_BPP_2BYTES)

	/* LUT */
	#define MDP_LUT_C0_EN BIT(5)
	#define MDP_LUT_C1_EN BIT(6)
	#define MDP_LUT_C2_EN BIT(7)

	/* Dither */
	#define MDP_OP_DITHER_EN BIT(16)

	/* Rotator */
	#define MDP_OP_ROT_ON BIT(8)
	#define MDP_OP_ROT_90 BIT(9)
	#define MDP_OP_FLIP_LR BIT(10)
	#define MDP_OP_FLIP_UD BIT(11)

	/* Blend */
	#define MDP_OP_BLEND_EN BIT(12)
	#define MDP_OP_BLEND_EQ_SEL BIT(15)
	#define MDP_OP_BLEND_TRANSP_EN BIT(24)
	#define MDP_BLEND_MASK (MDP_OP_BLEND_EN \| MDP_OP_BLEND_EQ_SEL \| \
	MDP_OP_BLEND_TRANSP_EN \| BIT(14) \| BIT(13))

	#define MDP_BLEND_ALPHA_SEL 13
	#define MDP_BLEND_ALPHA_MASK 0x3
	#define MDP_BLEND_CONST_ALPHA 24
	#define MDP_BLEND_TRASP_COL_MASK 0xFFFFFF

	/* CSC Matrix */
	#define MDP_CSC_RGB2YUV 0
	#define MDP_CSC_YUV2RGB 1

	#define MDP_CSC_SIZE 9
	#define MDP_BV_SIZE 3
	#define MDP_LV_SIZE 4

	enum ppp_lut_type {
	LUT_PRE_TABLE = 0,
	LUT_POST_TABLE,
	};

	enum ppp_csc_matrix {
	CSC_PRIMARY_MATRIX = 0,
	CSC_SECONDARY_MATRIX,
	};

	/* scale tables */
	enum {
	PPP_DOWNSCALE_PT2TOPT4,
	PPP_DOWNSCALE_PT4TOPT6,
	PPP_DOWNSCALE_PT6TOPT8,
	PPP_DOWNSCALE_PT8TOPT1,
	PPP_DOWNSCALE_MAX,
	};

	struct ppp_table {
	uint32_t reg;
	uint32_t val;
	};

	struct ppp_csc_table {
	int direction; /* MDP_CCS_RGB2YUV or YUV2RGB */
	uint16_t fwd_matrix[MDP_CCS_SIZE]; /* 3x3 color coefficients */
	uint16_t rev_matrix[MDP_CCS_SIZE]; /* 3x3 color coefficients */
	uint16_t bv[MDP_BV_SIZE]; /* 1x3 bias vector */
	uint16_t lv[MDP_LV_SIZE]; /* 1x3 limit vector */
	};

	struct ppp_blend {
	int const_alpha;
	int trans_color; /color keying/
	};

	struct ppp_img_prop {
	int32_t x;
	int32_t y;
	uint32_t width;
	uint32_t height;
	};

	struct ppp_img_desc {
	struct ppp_img_prop prop;
	struct ppp_img_prop roi;
	int color_fmt;
	void p0; / plane 0 */
	void *p1;
	void *p3;
	int stride0;
	int stride1;
	int stride2;
	};

	struct ppp_blit_op {
	struct ppp_img_desc src;
	struct ppp_img_desc dst;
	struct ppp_img_desc bg;
	struct ppp_blend blend;
	uint32_t mdp_op; /* Operations */
	};

	struct ppp_edge_rep {
	uint32_t dst_roi_width;
	uint32_t dst_roi_height;
	uint32_t is_scale_enabled;

	/*
	* positions of the luma pixel(relative to the image ) required for
	* scaling the ROI
	*/
	int32_t luma_interp_point_left;
	int32_t luma_interp_point_right;
	int32_t luma_interp_point_top;
	int32_t luma_interp_point_bottom;

	/*
	* positions of the chroma pixel(relative to the image ) required for
	* interpolating a chroma value at all required luma positions
	*/
	int32_t chroma_interp_point_left;
	int32_t chroma_interp_point_right;
	int32_t chroma_interp_point_top;
	int32_t chroma_interp_point_bottom;

	/*
	* a rectangular region within the chroma plane of the "image".
	* Chroma pixels falling inside of this rectangle belongs to the ROI
	*/
	int32_t chroma_bound_left;
	int32_t chroma_bound_right;
	int32_t chroma_bound_top;
	int32_t chroma_bound_bottom;

	/*
	* number of chroma pixels to replicate on the left, right,
	* top and bottom edge of the ROI.
	*/
	int32_t chroma_repeat_left;
	int32_t chroma_repeat_right;
	int32_t chroma_repeat_top;
	int32_t chroma_repeat_bottom;

	/*
	* number of luma pixels to replicate on the left, right,
	* top and bottom edge of the ROI.
	*/
	int32_t luma_repeat_left;
	int32_t luma_repeat_right;
	int32_t luma_repeat_top;
	int32_t luma_repeat_bottom;
	};

	/* func for ppp register values */
	uint32_t ppp_bpp(uint32_t type);
	uint32_t ppp_src_config(uint32_t type);
	uint32_t ppp_out_config(uint32_t type);
	uint32_t ppp_pack_pattern(uint32_t type);
	uint32_t ppp_dst_op_reg(uint32_t type);
	uint32_t ppp_src_op_reg(uint32_t type);
	bool ppp_per_p_alpha(uint32_t type);
	bool ppp_multi_plane(uint32_t type);
	uint32_t *ppp_default_pre_lut(void);
	uint32_t *ppp_default_post_lut(void);
	struct ppp_csc_table *ppp_csc_rgb2yuv(void);
	struct ppp_csc_table *ppp_csc_table2(void);
	void ppp_load_up_lut(void);
	void ppp_load_gaussian_lut(void);
	void ppp_load_x_scale_table(int idx);
	void ppp_load_y_scale_table(int idx);

	int mdp3_ppp_res_init(struct msm_fb_data_type *mfd);
	int mdp3_ppp_init(void);
	int config_ppp_op_mode(struct ppp_blit_op *blit_op);
	void ppp_enable(void);
	int mdp3_ppp_parse_req(void __user *p,
	struct mdp_async_blit_req_list *req_list_header,
	int async);

	#endif