Blame view

kernel/linux-rt-4.4.41/drivers/gpu/drm/msm/mdp/mdp5/mdp5_ctl.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
  /*
   * Copyright (c) 2014 The Linux Foundation. All rights reserved.
   *
   * This program is free software; you can redistribute it and/or modify
   * it under the terms of the GNU General Public License version 2 and
   * only version 2 as published by the Free Software Foundation.
   *
   * 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 __MDP5_CTL_H__
  #define __MDP5_CTL_H__
  
  #include "msm_drv.h"
  
  /*
   * CTL Manager prototypes:
   * mdp5_ctlm_init() returns a ctlm (CTL Manager) handler,
   * which is then used to call the other mdp5_ctlm_*(ctlm, ...) functions.
   */
  struct mdp5_ctl_manager;
  struct mdp5_ctl_manager *mdp5_ctlm_init(struct drm_device *dev,
  		void __iomem *mmio_base, struct mdp5_cfg_handler *cfg_hnd);
  void mdp5_ctlm_hw_reset(struct mdp5_ctl_manager *ctlm);
  void mdp5_ctlm_destroy(struct mdp5_ctl_manager *ctlm);
  
  /*
   * CTL prototypes:
   * mdp5_ctl_request(ctlm, ...) returns a ctl (CTL resource) handler,
   * which is then used to call the other mdp5_ctl_*(ctl, ...) functions.
   */
  struct mdp5_ctl *mdp5_ctlm_request(struct mdp5_ctl_manager *ctlm, int intf_num);
  
  int mdp5_ctl_get_ctl_id(struct mdp5_ctl *ctl);
  
  struct mdp5_interface;
  int mdp5_ctl_set_pipeline(struct mdp5_ctl *ctl, struct mdp5_interface *intf,
  				int lm);
  int mdp5_ctl_set_encoder_state(struct mdp5_ctl *ctl, bool enabled);
  
  int mdp5_ctl_set_cursor(struct mdp5_ctl *ctl, int cursor_id, bool enable);
  int mdp5_ctl_pair(struct mdp5_ctl *ctlx, struct mdp5_ctl *ctly, bool enable);
  
  /*
   * mdp5_ctl_blend() - Blend multiple layers on a Layer Mixer (LM)
   *
   * @stage: array to contain the pipe num for each stage
   * @stage_cnt: valid stage number in stage array
   * @ctl_blend_op_flags: blender operation mode flags
   *
   * Note:
   * CTL registers need to be flushed after calling this function
   * (call mdp5_ctl_commit() with mdp_ctl_flush_mask_ctl() mask)
   */
  #define MDP5_CTL_BLEND_OP_FLAG_BORDER_OUT	BIT(0)
  int mdp5_ctl_blend(struct mdp5_ctl *ctl, u8 *stage, u32 stage_cnt,
  	u32 ctl_blend_op_flags);
  
  /**
   * mdp_ctl_flush_mask...() - Register FLUSH masks
   *
   * These masks are used to specify which block(s) need to be flushed
   * through @flush_mask parameter in mdp5_ctl_commit(.., flush_mask).
   */
  u32 mdp_ctl_flush_mask_lm(int lm);
  u32 mdp_ctl_flush_mask_pipe(enum mdp5_pipe pipe);
  u32 mdp_ctl_flush_mask_cursor(int cursor_id);
  u32 mdp_ctl_flush_mask_encoder(struct mdp5_interface *intf);
  
  /* @flush_mask: see CTL flush masks definitions below */
  u32 mdp5_ctl_commit(struct mdp5_ctl *ctl, u32 flush_mask);
  u32 mdp5_ctl_get_commit_status(struct mdp5_ctl *ctl);
  
  
  
  #endif /* __MDP5_CTL_H__ */