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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; | |
f5e11b06 JN |
34 | const struct intel_dsi_dev_ops *dev_ops; |
35 | void *dev_priv; | |
36 | }; | |
37 | ||
38 | struct intel_dsi_dev_ops { | |
39 | bool (*init)(struct intel_dsi_device *dsi); | |
40 | ||
b9f5e07d SK |
41 | void (*panel_reset)(struct intel_dsi_device *dsi); |
42 | ||
1dbd7cb2 SK |
43 | void (*disable_panel_power)(struct intel_dsi_device *dsi); |
44 | ||
b9f5e07d SK |
45 | /* one time programmable commands if needed */ |
46 | void (*send_otp_cmds)(struct intel_dsi_device *dsi); | |
47 | ||
f5e11b06 JN |
48 | /* This callback must be able to assume DSI commands can be sent */ |
49 | void (*enable)(struct intel_dsi_device *dsi); | |
50 | ||
51 | /* This callback must be able to assume DSI commands can be sent */ | |
52 | void (*disable)(struct intel_dsi_device *dsi); | |
53 | ||
54 | int (*mode_valid)(struct intel_dsi_device *dsi, | |
55 | struct drm_display_mode *mode); | |
56 | ||
57 | bool (*mode_fixup)(struct intel_dsi_device *dsi, | |
58 | const struct drm_display_mode *mode, | |
59 | struct drm_display_mode *adjusted_mode); | |
60 | ||
61 | void (*mode_set)(struct intel_dsi_device *dsi, | |
62 | struct drm_display_mode *mode, | |
63 | struct drm_display_mode *adjusted_mode); | |
64 | ||
65 | enum drm_connector_status (*detect)(struct intel_dsi_device *dsi); | |
66 | ||
67 | bool (*get_hw_state)(struct intel_dsi_device *dev); | |
68 | ||
69 | struct drm_display_mode *(*get_modes)(struct intel_dsi_device *dsi); | |
70 | ||
71 | void (*destroy) (struct intel_dsi_device *dsi); | |
72 | }; | |
73 | ||
74 | struct intel_dsi { | |
75 | struct intel_encoder base; | |
76 | ||
77 | struct intel_dsi_device dev; | |
78 | ||
79 | struct intel_connector *attached_connector; | |
80 | ||
81 | /* if true, use HS mode, otherwise LP */ | |
82 | bool hs; | |
83 | ||
84 | /* virtual channel */ | |
85 | int channel; | |
86 | ||
dfba2e2d SK |
87 | /* Video mode or command mode */ |
88 | u16 operation_mode; | |
89 | ||
f5e11b06 JN |
90 | /* number of DSI lanes */ |
91 | unsigned int lane_count; | |
92 | ||
93 | /* video mode pixel format for MIPI_DSI_FUNC_PRG register */ | |
94 | u32 pixel_format; | |
95 | ||
96 | /* video mode format for MIPI_VIDEO_MODE_FORMAT register */ | |
97 | u32 video_mode_format; | |
98 | ||
99 | /* eot for MIPI_EOT_DISABLE register */ | |
f1c79f16 SK |
100 | u8 eotp_pkt; |
101 | u8 clock_stop; | |
f6da2842 | 102 | |
f1c79f16 | 103 | u8 escape_clk_div; |
f6da2842 SK |
104 | u32 port_bits; |
105 | u32 bw_timer; | |
106 | u32 dphy_reg; | |
107 | u32 video_frmt_cfg_bits; | |
108 | u16 lp_byte_clk; | |
109 | ||
110 | /* timeouts in byte clocks */ | |
111 | u16 lp_rx_timeout; | |
112 | u16 turn_arnd_val; | |
113 | u16 rst_timer_val; | |
114 | u16 hs_to_lp_count; | |
115 | u16 clk_lp_to_hs_count; | |
116 | u16 clk_hs_to_lp_count; | |
cf4dbd2e SK |
117 | |
118 | u16 init_count; | |
7f0c8605 SK |
119 | u32 pclk; |
120 | u16 burst_mode_ratio; | |
df38e655 SK |
121 | |
122 | /* all delays in ms */ | |
123 | u16 backlight_off_delay; | |
124 | u16 backlight_on_delay; | |
125 | u16 panel_on_delay; | |
126 | u16 panel_off_delay; | |
127 | u16 panel_pwr_cycle_delay; | |
f5e11b06 JN |
128 | }; |
129 | ||
130 | static inline struct intel_dsi *enc_to_intel_dsi(struct drm_encoder *encoder) | |
131 | { | |
132 | return container_of(encoder, struct intel_dsi, base.base); | |
133 | } | |
134 | ||
be4fc046 | 135 | extern void vlv_enable_dsi_pll(struct intel_encoder *encoder); |
136 | extern void vlv_disable_dsi_pll(struct intel_encoder *encoder); | |
f573de5a | 137 | extern u32 vlv_get_dsi_pclk(struct intel_encoder *encoder, int pipe_bpp); |
be4fc046 | 138 | |
2ab8b458 SK |
139 | extern struct intel_dsi_dev_ops vbt_generic_dsi_display_ops; |
140 | ||
f5e11b06 | 141 | #endif /* _INTEL_DSI_H */ |