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_crtc.h>
33 #include <drm/drm_edid.h>
34 #include <drm/drm_encoder.h>
35 #include <drm/drm_dp_helper.h>
36 #include "nouveau_crtc.h"
37 #include "nouveau_encoder.h"
38
39 struct nvkm_i2c_port;
40
41 #define nouveau_conn_atom(p) \
42 container_of((p), struct nouveau_conn_atom, state)
43
44 struct nouveau_conn_atom {
45 struct drm_connector_state state;
46
47 struct {
48 /* The enum values specifically defined here match nv50/gf119
49 * hw values, and the code relies on this.
50 */
51 enum {
52 DITHERING_MODE_OFF = 0x00,
53 DITHERING_MODE_ON = 0x01,
54 DITHERING_MODE_DYNAMIC2X2 = 0x10 | DITHERING_MODE_ON,
55 DITHERING_MODE_STATIC2X2 = 0x18 | DITHERING_MODE_ON,
56 DITHERING_MODE_TEMPORAL = 0x20 | DITHERING_MODE_ON,
57 DITHERING_MODE_AUTO
58 } mode;
59 enum {
60 DITHERING_DEPTH_6BPC = 0x00,
61 DITHERING_DEPTH_8BPC = 0x02,
62 DITHERING_DEPTH_AUTO
63 } depth;
64 } dither;
65
66 struct {
67 int mode; /* DRM_MODE_SCALE_* */
68 struct {
69 enum {
70 UNDERSCAN_OFF,
71 UNDERSCAN_ON,
72 UNDERSCAN_AUTO,
73 } mode;
74 u32 hborder;
75 u32 vborder;
76 } underscan;
77 bool full;
78 } scaler;
79
80 struct {
81 int color_vibrance;
82 int vibrant_hue;
83 } procamp;
84
85 union {
86 struct {
87 bool dither:1;
88 bool scaler:1;
89 bool procamp:1;
90 };
91 u8 mask;
92 } set;
93 };
94
95 struct nouveau_connector {
96 struct drm_connector base;
97 enum dcb_connector_type type;
98 u8 index;
99 u8 *dcb;
100
101 struct nvif_notify hpd;
102
103 struct drm_dp_aux aux;
104
105 int dithering_mode;
106 int scaling_mode;
107
108 struct nouveau_encoder *detected_encoder;
109 struct edid *edid;
110 struct drm_display_mode *native_mode;
111 };
112
nouveau_connector(struct drm_connector * con)113 static inline struct nouveau_connector *nouveau_connector(
114 struct drm_connector *con)
115 {
116 return container_of(con, struct nouveau_connector, base);
117 }
118
119 static inline bool
nouveau_connector_is_mst(struct drm_connector * connector)120 nouveau_connector_is_mst(struct drm_connector *connector)
121 {
122 const struct nouveau_encoder *nv_encoder;
123 const struct drm_encoder *encoder;
124
125 if (connector->connector_type != DRM_MODE_CONNECTOR_DisplayPort)
126 return false;
127
128 nv_encoder = find_encoder(connector, DCB_OUTPUT_ANY);
129 if (!nv_encoder)
130 return false;
131
132 encoder = &nv_encoder->base.base;
133 return encoder->encoder_type == DRM_MODE_ENCODER_DPMST;
134 }
135
136 #define nouveau_for_each_non_mst_connector_iter(connector, iter) \
137 drm_for_each_connector_iter(connector, iter) \
138 for_each_if(!nouveau_connector_is_mst(connector))
139
140 static inline struct nouveau_connector *
nouveau_crtc_connector_get(struct nouveau_crtc * nv_crtc)141 nouveau_crtc_connector_get(struct nouveau_crtc *nv_crtc)
142 {
143 struct drm_device *dev = nv_crtc->base.dev;
144 struct drm_connector *connector;
145 struct drm_connector_list_iter conn_iter;
146 struct nouveau_connector *nv_connector = NULL;
147 struct drm_crtc *crtc = to_drm_crtc(nv_crtc);
148
149 drm_connector_list_iter_begin(dev, &conn_iter);
150 nouveau_for_each_non_mst_connector_iter(connector, &conn_iter) {
151 if (connector->encoder && connector->encoder->crtc == crtc) {
152 nv_connector = nouveau_connector(connector);
153 break;
154 }
155 }
156 drm_connector_list_iter_end(&conn_iter);
157
158 return nv_connector;
159 }
160
161 struct drm_connector *
162 nouveau_connector_create(struct drm_device *, int index);
163
164 extern int nouveau_tv_disable;
165 extern int nouveau_ignorelid;
166 extern int nouveau_duallink;
167 extern int nouveau_hdmimhz;
168
169 void nouveau_conn_attach_properties(struct drm_connector *);
170 void nouveau_conn_reset(struct drm_connector *);
171 struct drm_connector_state *
172 nouveau_conn_atomic_duplicate_state(struct drm_connector *);
173 void nouveau_conn_atomic_destroy_state(struct drm_connector *,
174 struct drm_connector_state *);
175 int nouveau_conn_atomic_set_property(struct drm_connector *,
176 struct drm_connector_state *,
177 struct drm_property *, u64);
178 int nouveau_conn_atomic_get_property(struct drm_connector *,
179 const struct drm_connector_state *,
180 struct drm_property *, u64 *);
181 struct drm_display_mode *nouveau_conn_native_mode(struct drm_connector *);
182 #endif /* __NOUVEAU_CONNECTOR_H__ */
183