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_CONNECTOR_H__
28 #define __NOUVEAU_CONNECTOR_H__
29
30 #include <nvif/notify.h>
31
32 #include <drm/drm_edid.h>
33 #include <drm/drm_dp_helper.h>
34 #include "nouveau_crtc.h"
35
36 struct nouveau_i2c_port;
37
38 enum nouveau_underscan_type {
39 UNDERSCAN_OFF,
40 UNDERSCAN_ON,
41 UNDERSCAN_AUTO,
42 };
43
44 /* the enum values specifically defined here match nv50/nvd0 hw values, and
45 * the code relies on this
46 */
47 enum nouveau_dithering_mode {
48 DITHERING_MODE_OFF = 0x00,
49 DITHERING_MODE_ON = 0x01,
50 DITHERING_MODE_DYNAMIC2X2 = 0x10 | DITHERING_MODE_ON,
51 DITHERING_MODE_STATIC2X2 = 0x18 | DITHERING_MODE_ON,
52 DITHERING_MODE_TEMPORAL = 0x20 | DITHERING_MODE_ON,
53 DITHERING_MODE_AUTO
54 };
55
56 enum nouveau_dithering_depth {
57 DITHERING_DEPTH_6BPC = 0x00,
58 DITHERING_DEPTH_8BPC = 0x02,
59 DITHERING_DEPTH_AUTO
60 };
61
62 struct nouveau_connector {
63 struct drm_connector base;
64 enum dcb_connector_type type;
65 u8 index;
66 u8 *dcb;
67
68 struct nvif_notify hpd;
69
70 struct drm_dp_aux aux;
71
72 int dithering_mode;
73 int dithering_depth;
74 int scaling_mode;
75 enum nouveau_underscan_type underscan;
76 u32 underscan_hborder;
77 u32 underscan_vborder;
78
79 struct nouveau_encoder *detected_encoder;
80 struct edid *edid;
81 struct drm_display_mode *native_mode;
82 };
83
nouveau_connector(struct drm_connector * con)84 static inline struct nouveau_connector *nouveau_connector(
85 struct drm_connector *con)
86 {
87 return container_of(con, struct nouveau_connector, base);
88 }
89
90 static inline struct nouveau_connector *
nouveau_crtc_connector_get(struct nouveau_crtc * nv_crtc)91 nouveau_crtc_connector_get(struct nouveau_crtc *nv_crtc)
92 {
93 struct drm_device *dev = nv_crtc->base.dev;
94 struct drm_connector *connector;
95 struct drm_crtc *crtc = to_drm_crtc(nv_crtc);
96
97 list_for_each_entry(connector, &dev->mode_config.connector_list, head) {
98 if (connector->encoder && connector->encoder->crtc == crtc)
99 return nouveau_connector(connector);
100 }
101
102 return NULL;
103 }
104
105 struct drm_connector *
106 nouveau_connector_create(struct drm_device *, int index);
107
108 extern int nouveau_tv_disable;
109 extern int nouveau_ignorelid;
110 extern int nouveau_duallink;
111
112 #endif /* __NOUVEAU_CONNECTOR_H__ */
113