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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> | |
7e9804fd | 29 | #include <drm/drm_mipi_dsi.h> |
f5e11b06 JN |
30 | #include "intel_drv.h" |
31 | ||
a9da9bce GS |
32 | /* Dual Link support */ |
33 | #define DSI_DUAL_LINK_NONE 0 | |
34 | #define DSI_DUAL_LINK_FRONT_BACK 1 | |
35 | #define DSI_DUAL_LINK_PIXEL_ALT 2 | |
36 | ||
7e9804fd JN |
37 | struct intel_dsi_host; |
38 | ||
f5e11b06 JN |
39 | struct intel_dsi { |
40 | struct intel_encoder base; | |
41 | ||
593e0622 | 42 | struct drm_panel *panel; |
7e9804fd | 43 | struct intel_dsi_host *dsi_hosts[I915_MAX_PORTS]; |
f5e11b06 JN |
44 | |
45 | struct intel_connector *attached_connector; | |
46 | ||
17af40a8 JN |
47 | /* bit mask of ports being driven */ |
48 | u16 ports; | |
49 | ||
f5e11b06 JN |
50 | /* if true, use HS mode, otherwise LP */ |
51 | bool hs; | |
52 | ||
53 | /* virtual channel */ | |
54 | int channel; | |
55 | ||
dfba2e2d SK |
56 | /* Video mode or command mode */ |
57 | u16 operation_mode; | |
58 | ||
f5e11b06 JN |
59 | /* number of DSI lanes */ |
60 | unsigned int lane_count; | |
61 | ||
62 | /* video mode pixel format for MIPI_DSI_FUNC_PRG register */ | |
63 | u32 pixel_format; | |
64 | ||
65 | /* video mode format for MIPI_VIDEO_MODE_FORMAT register */ | |
66 | u32 video_mode_format; | |
67 | ||
68 | /* eot for MIPI_EOT_DISABLE register */ | |
f1c79f16 SK |
69 | u8 eotp_pkt; |
70 | u8 clock_stop; | |
f6da2842 | 71 | |
f1c79f16 | 72 | u8 escape_clk_div; |
369602d3 | 73 | u8 dual_link; |
a9da9bce | 74 | u8 pixel_overlap; |
f6da2842 SK |
75 | u32 port_bits; |
76 | u32 bw_timer; | |
77 | u32 dphy_reg; | |
78 | u32 video_frmt_cfg_bits; | |
79 | u16 lp_byte_clk; | |
80 | ||
81 | /* timeouts in byte clocks */ | |
82 | u16 lp_rx_timeout; | |
83 | u16 turn_arnd_val; | |
84 | u16 rst_timer_val; | |
85 | u16 hs_to_lp_count; | |
86 | u16 clk_lp_to_hs_count; | |
87 | u16 clk_hs_to_lp_count; | |
cf4dbd2e SK |
88 | |
89 | u16 init_count; | |
7f0c8605 SK |
90 | u32 pclk; |
91 | u16 burst_mode_ratio; | |
df38e655 SK |
92 | |
93 | /* all delays in ms */ | |
94 | u16 backlight_off_delay; | |
95 | u16 backlight_on_delay; | |
96 | u16 panel_on_delay; | |
97 | u16 panel_off_delay; | |
98 | u16 panel_pwr_cycle_delay; | |
f5e11b06 JN |
99 | }; |
100 | ||
7e9804fd JN |
101 | struct intel_dsi_host { |
102 | struct mipi_dsi_host base; | |
103 | struct intel_dsi *intel_dsi; | |
104 | enum port port; | |
105 | ||
106 | /* our little hack */ | |
107 | struct mipi_dsi_device *device; | |
108 | }; | |
109 | ||
110 | static inline struct intel_dsi_host *to_intel_dsi_host(struct mipi_dsi_host *h) | |
111 | { | |
112 | return container_of(h, struct intel_dsi_host, base); | |
113 | } | |
114 | ||
e7d7cad0 JN |
115 | #define for_each_dsi_port(__port, __ports_mask) \ |
116 | for ((__port) = PORT_A; (__port) < I915_MAX_PORTS; (__port)++) \ | |
117 | if ((__ports_mask) & (1 << (__port))) | |
118 | ||
f5e11b06 JN |
119 | static inline struct intel_dsi *enc_to_intel_dsi(struct drm_encoder *encoder) |
120 | { | |
121 | return container_of(encoder, struct intel_dsi, base.base); | |
122 | } | |
123 | ||
be4fc046 | 124 | extern void vlv_enable_dsi_pll(struct intel_encoder *encoder); |
125 | extern void vlv_disable_dsi_pll(struct intel_encoder *encoder); | |
f573de5a | 126 | extern u32 vlv_get_dsi_pclk(struct intel_encoder *encoder, int pipe_bpp); |
be4fc046 | 127 | |
593e0622 | 128 | struct drm_panel *vbt_panel_init(struct intel_dsi *intel_dsi, u16 panel_id); |
2ab8b458 | 129 | |
f5e11b06 | 130 | #endif /* _INTEL_DSI_H */ |