Blame view

kernel/linux-rt-4.4.41/drivers/gpu/drm/armada/armada_crtc.h 2.71 KB
5113f6f70   김현기   kernel add
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
  /*
   * Copyright (C) 2012 Russell King
   *
   * This program is free software; you can redistribute it and/or modify
   * it under the terms of the GNU General Public License version 2 as
   * published by the Free Software Foundation.
   */
  #ifndef ARMADA_CRTC_H
  #define ARMADA_CRTC_H
  
  struct armada_gem_object;
  
  struct armada_regs {
  	uint32_t offset;
  	uint32_t mask;
  	uint32_t val;
  };
  
  #define armada_reg_queue_mod(_r, _i, _v, _m, _o)	\
  	do {					\
  		struct armada_regs *__reg = _r;	\
  		__reg[_i].offset = _o;		\
  		__reg[_i].mask = ~(_m);		\
  		__reg[_i].val = _v;		\
  		_i++;				\
  	} while (0)
  
  #define armada_reg_queue_set(_r, _i, _v, _o)	\
  	armada_reg_queue_mod(_r, _i, _v, ~0, _o)
  
  #define armada_reg_queue_end(_r, _i)		\
  	armada_reg_queue_mod(_r, _i, 0, 0, ~0)
  
  struct armada_crtc;
  struct armada_plane;
  struct armada_variant;
  
  struct armada_plane_work {
  	void			(*fn)(struct armada_crtc *,
  				      struct armada_plane *,
  				      struct armada_plane_work *);
  };
  
  struct armada_plane {
  	struct drm_plane	base;
  	wait_queue_head_t	frame_wait;
  	struct armada_plane_work *work;
  };
  #define drm_to_armada_plane(p) container_of(p, struct armada_plane, base)
  
  int armada_drm_plane_init(struct armada_plane *plane);
  int armada_drm_plane_work_queue(struct armada_crtc *dcrtc,
  	struct armada_plane *plane, struct armada_plane_work *work);
  int armada_drm_plane_work_wait(struct armada_plane *plane, long timeout);
  struct armada_plane_work *armada_drm_plane_work_cancel(
  	struct armada_crtc *dcrtc, struct armada_plane *plane);
  
  struct armada_crtc {
  	struct drm_crtc		crtc;
  	const struct armada_variant *variant;
  	unsigned		num;
  	void __iomem		*base;
  	struct clk		*clk;
  	struct clk		*extclk[2];
  	struct {
  		uint32_t	spu_v_h_total;
  		uint32_t	spu_v_porch;
  		uint32_t	spu_adv_reg;
  	} v[2];
  	bool			interlaced;
  	bool			cursor_update;
  	uint8_t			csc_yuv_mode;
  	uint8_t			csc_rgb_mode;
  
  	struct drm_plane	*plane;
  
  	struct armada_gem_object	*cursor_obj;
  	int			cursor_x;
  	int			cursor_y;
  	uint32_t		cursor_hw_pos;
  	uint32_t		cursor_hw_sz;
  	uint32_t		cursor_w;
  	uint32_t		cursor_h;
  
  	int			dpms;
  	uint32_t		cfg_dumb_ctrl;
  	uint32_t		dumb_ctrl;
  	uint32_t		spu_iopad_ctrl;
  
  	spinlock_t		irq_lock;
  	uint32_t		irq_ena;
  };
  #define drm_to_armada_crtc(c) container_of(c, struct armada_crtc, crtc)
  
  void armada_drm_crtc_gamma_set(struct drm_crtc *, u16, u16, u16, int);
  void armada_drm_crtc_gamma_get(struct drm_crtc *, u16 *, u16 *, u16 *, int);
  void armada_drm_crtc_disable_irq(struct armada_crtc *, u32);
  void armada_drm_crtc_enable_irq(struct armada_crtc *, u32);
  void armada_drm_crtc_update_regs(struct armada_crtc *, struct armada_regs *);
  
  void armada_drm_crtc_plane_disable(struct armada_crtc *dcrtc,
  	struct drm_plane *plane);
  
  extern struct platform_driver armada_lcd_platform_driver;
  
  #endif