cregit-Linux how code gets into the kernel

Release 4.17 drivers/gpu/drm/sun4i/sun8i_mixer.h

/*
 * Copyright (C) 2017 Icenowy Zheng <icenowy@aosc.io>
 *
 * 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; either version 2 of
 * the License, or (at your option) any later version.
 */

#ifndef _SUN8I_MIXER_H_

#define _SUN8I_MIXER_H_

#include <linux/clk.h>
#include <linux/regmap.h>
#include <linux/reset.h>

#include "sun8i_csc.h"
#include "sunxi_engine.h"


#define SUN8I_MIXER_SIZE(w, h)			(((h) - 1) << 16 | ((w) - 1))

#define SUN8I_MIXER_COORD(x, y)			((y) << 16 | (x))


#define SUN8I_MIXER_GLOBAL_CTL			0x0

#define SUN8I_MIXER_GLOBAL_STATUS		0x4

#define SUN8I_MIXER_GLOBAL_DBUFF		0x8

#define SUN8I_MIXER_GLOBAL_SIZE			0xc


#define SUN8I_MIXER_GLOBAL_CTL_RT_EN		BIT(0)


#define SUN8I_MIXER_GLOBAL_DBUFF_ENABLE		BIT(0)


#define SUN8I_MIXER_BLEND_PIPE_CTL		0x1000

#define SUN8I_MIXER_BLEND_ATTR_FCOLOR(x)	(0x1004 + 0x10 * (x) + 0x0)

#define SUN8I_MIXER_BLEND_ATTR_INSIZE(x)	(0x1004 + 0x10 * (x) + 0x4)

#define SUN8I_MIXER_BLEND_ATTR_COORD(x)		(0x1004 + 0x10 * (x) + 0x8)

#define SUN8I_MIXER_BLEND_ROUTE			0x1080

#define SUN8I_MIXER_BLEND_PREMULTIPLY		0x1084

#define SUN8I_MIXER_BLEND_BKCOLOR		0x1088

#define SUN8I_MIXER_BLEND_OUTSIZE		0x108c

#define SUN8I_MIXER_BLEND_MODE(x)		(0x1090 + 0x04 * (x))

#define SUN8I_MIXER_BLEND_CK_CTL		0x10b0

#define SUN8I_MIXER_BLEND_CK_CFG		0x10b4

#define SUN8I_MIXER_BLEND_CK_MAX(x)		(0x10c0 + 0x04 * (x))

#define SUN8I_MIXER_BLEND_CK_MIN(x)		(0x10e0 + 0x04 * (x))

#define SUN8I_MIXER_BLEND_OUTCTL		0x10fc


#define SUN8I_MIXER_BLEND_PIPE_CTL_EN(pipe)	BIT(8 + pipe)

#define SUN8I_MIXER_BLEND_PIPE_CTL_FC_EN(pipe)	BIT(pipe)
/* colors are always in AARRGGBB format */

#define SUN8I_MIXER_BLEND_COLOR_BLACK		0xff000000
/* The following numbers are some still unknown magic numbers */

#define SUN8I_MIXER_BLEND_MODE_DEF		0x03010301


#define SUN8I_MIXER_BLEND_OUTCTL_INTERLACED	BIT(1)


#define SUN8I_MIXER_FBFMT_ARGB8888	0

#define SUN8I_MIXER_FBFMT_ABGR8888	1

#define SUN8I_MIXER_FBFMT_RGBA8888	2

#define SUN8I_MIXER_FBFMT_BGRA8888	3

#define SUN8I_MIXER_FBFMT_XRGB8888	4

#define SUN8I_MIXER_FBFMT_XBGR8888	5

#define SUN8I_MIXER_FBFMT_RGBX8888	6

#define SUN8I_MIXER_FBFMT_BGRX8888	7

#define SUN8I_MIXER_FBFMT_RGB888	8

#define SUN8I_MIXER_FBFMT_BGR888	9

#define SUN8I_MIXER_FBFMT_RGB565	10

#define SUN8I_MIXER_FBFMT_BGR565	11

#define SUN8I_MIXER_FBFMT_ARGB4444	12

#define SUN8I_MIXER_FBFMT_ABGR4444	13

#define SUN8I_MIXER_FBFMT_RGBA4444	14

#define SUN8I_MIXER_FBFMT_BGRA4444	15

#define SUN8I_MIXER_FBFMT_ARGB1555	16

#define SUN8I_MIXER_FBFMT_ABGR1555	17

#define SUN8I_MIXER_FBFMT_RGBA5551	18

#define SUN8I_MIXER_FBFMT_BGRA5551	19


#define SUN8I_MIXER_FBFMT_YUYV		0

#define SUN8I_MIXER_FBFMT_UYVY		1

#define SUN8I_MIXER_FBFMT_YVYU		2

#define SUN8I_MIXER_FBFMT_VYUY		3

#define SUN8I_MIXER_FBFMT_NV16		4

#define SUN8I_MIXER_FBFMT_NV61		5

#define SUN8I_MIXER_FBFMT_YUV422	6
/* format 7 doesn't exist */

#define SUN8I_MIXER_FBFMT_NV12		8

#define SUN8I_MIXER_FBFMT_NV21		9

#define SUN8I_MIXER_FBFMT_YUV420	10
/* format 11 doesn't exist */
/* format 12 is semi-planar YUV411 UVUV */
/* format 13 is semi-planar YUV411 VUVU */

#define SUN8I_MIXER_FBFMT_YUV411	14

/*
 * These sub-engines are still unknown now, the EN registers are here only to
 * be used to disable these sub-engines.
 */

#define SUN8I_MIXER_FCE_EN			0xa0000

#define SUN8I_MIXER_BWS_EN			0xa2000

#define SUN8I_MIXER_LTI_EN			0xa4000

#define SUN8I_MIXER_PEAK_EN			0xa6000

#define SUN8I_MIXER_ASE_EN			0xa8000

#define SUN8I_MIXER_FCC_EN			0xaa000

#define SUN8I_MIXER_DCSC_EN			0xb0000


struct de2_fmt_info {
	
u32			drm_fmt;
	
u32			de2_fmt;
	
bool			rgb;
	
enum sun8i_csc_mode	csc;
};

/**
 * struct sun8i_mixer_cfg - mixer HW configuration
 * @vi_num: number of VI channels
 * @ui_num: number of UI channels
 * @scaler_mask: bitmask which tells which channel supports scaling
 *      First, scaler supports for VI channels is defined and after that, scaler
 *      support for UI channels. For example, if mixer has 2 VI channels without
 *      scaler and 2 UI channels with scaler, bitmask would be 0xC.
 * @ccsc: select set of CCSC base addresses
 *      Set value to 0 if this is first mixer or second mixer with VEP support.
 *      Set value to 1 if this is second mixer without VEP support. Other values
 *      are invalid.
 * @mod_rate: module clock rate that needs to be set in order to have
 *      a functional block.
 */

struct sun8i_mixer_cfg {
	
int		vi_num;
	
int		ui_num;
	
int		scaler_mask;
	
int		ccsc;
	
unsigned long	mod_rate;
};


struct sun8i_mixer {
	
struct sunxi_engine		engine;

	
const struct sun8i_mixer_cfg	*cfg;

	
struct reset_control		*reset;

	
struct clk			*bus_clk;
	
struct clk			*mod_clk;
};


static inline struct sun8i_mixer * engine_to_sun8i_mixer(struct sunxi_engine *engine) { return container_of(engine, struct sun8i_mixer, engine); }

Contributors

PersonTokensPropCommitsCommitProp
Icenowy Zheng25100.00%1100.00%
Total25100.00%1100.00%

const struct de2_fmt_info *sun8i_mixer_format_info(u32 format); #endif /* _SUN8I_MIXER_H_ */

Overall Contributors

PersonTokensPropCommitsCommitProp
Icenowy Zheng25158.24%110.00%
Jernej Škrabec17540.60%880.00%
Maxime Ripard51.16%110.00%
Total431100.00%10100.00%
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