1 | /* |
2 | * Copyright (C) 2008 Maarten Maathuis. |
3 | * All Rights Reserved. |
4 | * |
5 | * Permission is hereby granted, free of charge, to any person obtaining |
6 | * a copy of this software and associated documentation files (the |
7 | * "Software"), to deal in the Software without restriction, including |
8 | * without limitation the rights to use, copy, modify, merge, publish, |
9 | * distribute, sublicense, and/or sell copies of the Software, and to |
10 | * permit persons to whom the Software is furnished to do so, subject to |
11 | * the following conditions: |
12 | * |
13 | * The above copyright notice and this permission notice (including the |
14 | * next paragraph) shall be included in all copies or substantial |
15 | * portions of the Software. |
16 | * |
17 | * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, |
18 | * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF |
19 | * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. |
20 | * IN NO EVENT SHALL THE COPYRIGHT OWNER(S) AND/OR ITS SUPPLIERS BE |
21 | * LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION |
22 | * OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION |
23 | * WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. |
24 | * |
25 | */ |
26 | |
27 | #ifndef __NOUVEAU_ENCODER_H__ |
28 | #define __NOUVEAU_ENCODER_H__ |
29 | |
30 | #include <subdev/bios/dcb.h> |
31 | |
32 | #include <drm/drm_encoder_slave.h> |
33 | #include "dispnv04/disp.h" |
34 | |
35 | #define NV_DPMS_CLEARED 0x80 |
36 | |
37 | struct nouveau_i2c_port; |
38 | |
39 | struct nouveau_encoder { |
40 | struct drm_encoder_slave base; |
41 | |
42 | struct dcb_output *dcb; |
43 | int or; |
44 | struct nouveau_i2c_port *i2c; |
45 | |
46 | /* different to drm_encoder.crtc, this reflects what's |
47 | * actually programmed on the hw, not the proposed crtc */ |
48 | struct drm_crtc *crtc; |
49 | |
50 | struct drm_display_mode mode; |
51 | int last_dpms; |
52 | |
53 | struct nv04_output_reg restore; |
54 | |
55 | union { |
56 | struct { |
57 | u8 dpcd[8]; |
58 | int link_nr; |
59 | int link_bw; |
60 | u32 datarate; |
61 | } dp; |
62 | }; |
63 | }; |
64 | |
65 | struct nouveau_encoder * |
66 | find_encoder(struct drm_connector *connector, int type); |
67 | |
68 | static inline struct nouveau_encoder *nouveau_encoder(struct drm_encoder *enc) |
69 | { |
70 | struct drm_encoder_slave *slave = to_encoder_slave(enc); |
71 | |
72 | return container_of(slave, struct nouveau_encoder, base); |
73 | } |
74 | |
75 | static inline struct drm_encoder *to_drm_encoder(struct nouveau_encoder *enc) |
76 | { |
77 | return &enc->base.base; |
78 | } |
79 | |
80 | static inline struct drm_encoder_slave_funcs * |
81 | get_slave_funcs(struct drm_encoder *enc) |
82 | { |
83 | return to_encoder_slave(enc)->slave_funcs; |
84 | } |
85 | |
86 | /* nouveau_dp.c */ |
87 | bool nouveau_dp_detect(struct drm_encoder *); |
88 | void nouveau_dp_dpms(struct drm_encoder *, int mode, u32 datarate, |
89 | struct nouveau_object *); |
90 | |
91 | struct nouveau_connector * |
92 | nouveau_encoder_connector_get(struct nouveau_encoder *encoder); |
93 | |
94 | #endif /* __NOUVEAU_ENCODER_H__ */ |
95 | |