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exynos_drm_hdmi.h
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1 /* exynos_drm_hdmi.h
2  *
3  * Copyright (c) 2011 Samsung Electronics Co., Ltd.
4  * Authoer: Inki Dae <[email protected]>
5  *
6  * Permission is hereby granted, free of charge, to any person obtaining a
7  * copy of this software and associated documentation files (the "Software"),
8  * to deal in the Software without restriction, including without limitation
9  * the rights to use, copy, modify, merge, publish, distribute, sublicense,
10  * and/or sell copies of the Software, and to permit persons to whom the
11  * Software is furnished to do so, subject to the following conditions:
12  *
13  * The above copyright notice and this permission notice (including the next
14  * paragraph) shall be included in all copies or substantial portions of the
15  * Software.
16  *
17  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
18  * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
19  * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
20  * VA LINUX SYSTEMS AND/OR ITS SUPPLIERS BE LIABLE FOR ANY CLAIM, DAMAGES OR
21  * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
22  * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
23  * OTHER DEALINGS IN THE SOFTWARE.
24  */
25 
26 #ifndef _EXYNOS_DRM_HDMI_H_
27 #define _EXYNOS_DRM_HDMI_H_
28 
29 #define MIXER_WIN_NR 3
30 #define MIXER_DEFAULT_WIN 0
31 
32 /*
33  * exynos hdmi common context structure.
34  *
35  * @drm_dev: pointer to drm_device.
36  * @ctx: pointer to the context of specific device driver.
37  * this context should be hdmi_context or mixer_context.
38  */
41  void *ctx;
42 };
43 
45  /* display */
46  bool (*is_connected)(void *ctx);
47  int (*get_edid)(void *ctx, struct drm_connector *connector,
48  u8 *edid, int len);
49  int (*check_timing)(void *ctx, void *timing);
50  int (*power_on)(void *ctx, int mode);
51 
52  /* manager */
54  const struct drm_display_mode *mode,
55  struct drm_display_mode *adjusted_mode);
56  void (*mode_set)(void *ctx, void *mode);
57  void (*get_max_resol)(void *ctx, unsigned int *width,
58  unsigned int *height);
59  void (*commit)(void *ctx);
60  void (*dpms)(void *ctx, int mode);
61 };
62 
64  /* manager */
65  int (*enable_vblank)(void *ctx, int pipe);
66  void (*disable_vblank)(void *ctx);
67  void (*dpms)(void *ctx, int mode);
68 
69  /* overlay */
72  void (*win_commit)(void *ctx, int zpos);
73  void (*win_disable)(void *ctx, int zpos);
74 };
75 
80 #endif