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f5e11b06 JN |
1 | /* |
2 | * Copyright © 2013 Intel Corporation | |
3 | * | |
4 | * Permission is hereby granted, free of charge, to any person obtaining a | |
5 | * copy of this software and associated documentation files (the "Software"), | |
6 | * to deal in the Software without restriction, including without limitation | |
7 | * the rights to use, copy, modify, merge, publish, distribute, sublicense, | |
8 | * and/or sell copies of the Software, and to permit persons to whom the | |
9 | * Software is furnished to do so, subject to the following conditions: | |
10 | * | |
11 | * The above copyright notice and this permission notice (including the next | |
12 | * paragraph) shall be included in all copies or substantial portions of the | |
13 | * Software. | |
14 | * | |
15 | * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR | |
16 | * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, | |
17 | * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL | |
18 | * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER | |
19 | * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING | |
20 | * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER | |
21 | * DEALINGS IN THE SOFTWARE. | |
22 | */ | |
23 | ||
24 | #ifndef _INTEL_DSI_H | |
25 | #define _INTEL_DSI_H | |
26 | ||
27 | #include <drm/drmP.h> | |
28 | #include <drm/drm_crtc.h> | |
29 | #include "intel_drv.h" | |
30 | ||
31 | struct intel_dsi_device { | |
32 | unsigned int panel_id; | |
33 | const char *name; | |
34 | int type; | |
35 | const struct intel_dsi_dev_ops *dev_ops; | |
36 | void *dev_priv; | |
37 | }; | |
38 | ||
39 | struct intel_dsi_dev_ops { | |
40 | bool (*init)(struct intel_dsi_device *dsi); | |
41 | ||
42 | /* This callback must be able to assume DSI commands can be sent */ | |
43 | void (*enable)(struct intel_dsi_device *dsi); | |
44 | ||
45 | /* This callback must be able to assume DSI commands can be sent */ | |
46 | void (*disable)(struct intel_dsi_device *dsi); | |
47 | ||
48 | int (*mode_valid)(struct intel_dsi_device *dsi, | |
49 | struct drm_display_mode *mode); | |
50 | ||
51 | bool (*mode_fixup)(struct intel_dsi_device *dsi, | |
52 | const struct drm_display_mode *mode, | |
53 | struct drm_display_mode *adjusted_mode); | |
54 | ||
55 | void (*mode_set)(struct intel_dsi_device *dsi, | |
56 | struct drm_display_mode *mode, | |
57 | struct drm_display_mode *adjusted_mode); | |
58 | ||
59 | enum drm_connector_status (*detect)(struct intel_dsi_device *dsi); | |
60 | ||
61 | bool (*get_hw_state)(struct intel_dsi_device *dev); | |
62 | ||
63 | struct drm_display_mode *(*get_modes)(struct intel_dsi_device *dsi); | |
64 | ||
65 | void (*destroy) (struct intel_dsi_device *dsi); | |
66 | }; | |
67 | ||
68 | struct intel_dsi { | |
69 | struct intel_encoder base; | |
70 | ||
71 | struct intel_dsi_device dev; | |
72 | ||
73 | struct intel_connector *attached_connector; | |
74 | ||
75 | /* if true, use HS mode, otherwise LP */ | |
76 | bool hs; | |
77 | ||
78 | /* virtual channel */ | |
79 | int channel; | |
80 | ||
81 | /* number of DSI lanes */ | |
82 | unsigned int lane_count; | |
83 | ||
84 | /* video mode pixel format for MIPI_DSI_FUNC_PRG register */ | |
85 | u32 pixel_format; | |
86 | ||
87 | /* video mode format for MIPI_VIDEO_MODE_FORMAT register */ | |
88 | u32 video_mode_format; | |
89 | ||
90 | /* eot for MIPI_EOT_DISABLE register */ | |
91 | u32 eot_disable; | |
92 | }; | |
93 | ||
94 | static inline struct intel_dsi *enc_to_intel_dsi(struct drm_encoder *encoder) | |
95 | { | |
96 | return container_of(encoder, struct intel_dsi, base.base); | |
97 | } | |
98 | ||
99 | #endif /* _INTEL_DSI_H */ |