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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
36struct nvkm_i2c_port;
37
38enum 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 */
47enum 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
56enum nouveau_dithering_depth {
57 DITHERING_DEPTH_6BPC = 0x00,
58 DITHERING_DEPTH_8BPC = 0x02,
59 DITHERING_DEPTH_AUTO
60};
61
62struct 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 bool scaling_full;
76 enum nouveau_underscan_type underscan;
77 u32 underscan_hborder;
78 u32 underscan_vborder;
79
80 struct nouveau_encoder *detected_encoder;
81 struct edid *edid;
82 struct drm_display_mode *native_mode;
83};
84
85static inline struct nouveau_connector *nouveau_connector(
86 struct drm_connector *con)
87{
88 return container_of(con, struct nouveau_connector, base);
89}
90
91static inline struct nouveau_connector *
92nouveau_crtc_connector_get(struct nouveau_crtc *nv_crtc)
93{
94 struct drm_device *dev = nv_crtc->base.dev;
95 struct drm_connector *connector;
96 struct drm_crtc *crtc = to_drm_crtc(nv_crtc);
97
98 list_for_each_entry(connector, &dev->mode_config.connector_list, head) {
99 if (connector->encoder && connector->encoder->crtc == crtc)
100 return nouveau_connector(connector);
101 }
102
103 return NULL;
104}
105
106struct drm_connector *
107nouveau_connector_create(struct drm_device *, int index);
108
109extern int nouveau_tv_disable;
110extern int nouveau_ignorelid;
111extern int nouveau_duallink;
112
113#endif /* __NOUVEAU_CONNECTOR_H__ */
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#include <nvif/conn.h>
30#include <nvif/event.h>
31
32#include <nvhw/class/cl507d.h>
33#include <nvhw/class/cl907d.h>
34#include <nvhw/drf.h>
35
36#include <drm/display/drm_dp_helper.h>
37#include <drm/drm_crtc.h>
38#include <drm/drm_edid.h>
39#include <drm/drm_encoder.h>
40#include <drm/drm_util.h>
41
42#include "nouveau_crtc.h"
43#include "nouveau_encoder.h"
44
45struct nvkm_i2c_port;
46struct dcb_output;
47
48#ifdef CONFIG_DRM_NOUVEAU_BACKLIGHT
49struct nouveau_backlight {
50 struct backlight_device *dev;
51
52 struct drm_edp_backlight_info edp_info;
53 bool uses_dpcd : 1;
54
55 int id;
56};
57#endif
58
59#define nouveau_conn_atom(p) \
60 container_of((p), struct nouveau_conn_atom, state)
61
62struct nouveau_conn_atom {
63 struct drm_connector_state state;
64
65 struct {
66 /* The enum values specifically defined here match nv50/gf119
67 * hw values, and the code relies on this.
68 */
69 enum {
70 DITHERING_MODE_OFF =
71 NVDEF(NV507D, HEAD_SET_DITHER_CONTROL, ENABLE, DISABLE),
72 DITHERING_MODE_ON =
73 NVDEF(NV507D, HEAD_SET_DITHER_CONTROL, ENABLE, ENABLE),
74 DITHERING_MODE_DYNAMIC2X2 = DITHERING_MODE_ON |
75 NVDEF(NV507D, HEAD_SET_DITHER_CONTROL, MODE, DYNAMIC_2X2),
76 DITHERING_MODE_STATIC2X2 = DITHERING_MODE_ON |
77 NVDEF(NV507D, HEAD_SET_DITHER_CONTROL, MODE, STATIC_2X2),
78 DITHERING_MODE_TEMPORAL = DITHERING_MODE_ON |
79 NVDEF(NV907D, HEAD_SET_DITHER_CONTROL, MODE, TEMPORAL),
80 DITHERING_MODE_AUTO
81 } mode;
82 enum {
83 DITHERING_DEPTH_6BPC =
84 NVDEF(NV507D, HEAD_SET_DITHER_CONTROL, BITS, DITHER_TO_6_BITS),
85 DITHERING_DEPTH_8BPC =
86 NVDEF(NV507D, HEAD_SET_DITHER_CONTROL, BITS, DITHER_TO_8_BITS),
87 DITHERING_DEPTH_AUTO
88 } depth;
89 } dither;
90
91 struct {
92 int mode; /* DRM_MODE_SCALE_* */
93 struct {
94 enum {
95 UNDERSCAN_OFF,
96 UNDERSCAN_ON,
97 UNDERSCAN_AUTO,
98 } mode;
99 u32 hborder;
100 u32 vborder;
101 } underscan;
102 bool full;
103 } scaler;
104
105 struct {
106 int color_vibrance;
107 int vibrant_hue;
108 } procamp;
109
110 union {
111 struct {
112 bool dither:1;
113 bool scaler:1;
114 bool procamp:1;
115 };
116 u8 mask;
117 } set;
118};
119
120struct nouveau_connector {
121 struct drm_connector base;
122 enum dcb_connector_type type;
123 u8 index;
124 u8 *dcb;
125
126 struct nvif_conn conn;
127 u64 hpd_pending;
128 struct nvif_event hpd;
129 struct nvif_event irq;
130 struct work_struct irq_work;
131
132 struct drm_dp_aux aux;
133
134 /* The fixed DP encoder for this connector, if there is one */
135 struct nouveau_encoder *dp_encoder;
136
137 int dithering_mode;
138 int scaling_mode;
139
140 struct nouveau_encoder *detected_encoder;
141 struct edid *edid;
142 struct drm_display_mode *native_mode;
143#ifdef CONFIG_DRM_NOUVEAU_BACKLIGHT
144 struct nouveau_backlight *backlight;
145#endif
146 /*
147 * Our connector property code expects a nouveau_conn_atom struct
148 * even on pre-nv50 where we do not support atomic. This embedded
149 * version gets used in the non atomic modeset case.
150 */
151 struct nouveau_conn_atom properties_state;
152};
153
154static inline struct nouveau_connector *nouveau_connector(
155 struct drm_connector *con)
156{
157 return container_of(con, struct nouveau_connector, base);
158}
159
160static inline bool
161nouveau_connector_is_mst(struct drm_connector *connector)
162{
163 const struct nouveau_encoder *nv_encoder;
164 const struct drm_encoder *encoder;
165
166 if (connector->connector_type != DRM_MODE_CONNECTOR_DisplayPort)
167 return false;
168
169 nv_encoder = find_encoder(connector, DCB_OUTPUT_ANY);
170 if (!nv_encoder)
171 return false;
172
173 encoder = &nv_encoder->base.base;
174 return encoder->encoder_type == DRM_MODE_ENCODER_DPMST;
175}
176
177#define nouveau_for_each_non_mst_connector_iter(connector, iter) \
178 drm_for_each_connector_iter(connector, iter) \
179 for_each_if(!nouveau_connector_is_mst(connector))
180
181static inline struct nouveau_connector *
182nouveau_crtc_connector_get(struct nouveau_crtc *nv_crtc)
183{
184 struct drm_device *dev = nv_crtc->base.dev;
185 struct drm_connector *connector;
186 struct drm_connector_list_iter conn_iter;
187 struct nouveau_connector *nv_connector = NULL;
188 struct drm_crtc *crtc = to_drm_crtc(nv_crtc);
189
190 drm_connector_list_iter_begin(dev, &conn_iter);
191 nouveau_for_each_non_mst_connector_iter(connector, &conn_iter) {
192 if (connector->encoder && connector->encoder->crtc == crtc) {
193 nv_connector = nouveau_connector(connector);
194 break;
195 }
196 }
197 drm_connector_list_iter_end(&conn_iter);
198
199 return nv_connector;
200}
201
202struct drm_connector *
203nouveau_connector_create(struct drm_device *, const struct dcb_output *);
204void nouveau_connector_hpd(struct nouveau_connector *, u64 bits);
205
206extern int nouveau_tv_disable;
207extern int nouveau_ignorelid;
208extern int nouveau_duallink;
209extern int nouveau_hdmimhz;
210
211void nouveau_conn_attach_properties(struct drm_connector *);
212void nouveau_conn_reset(struct drm_connector *);
213struct drm_connector_state *
214nouveau_conn_atomic_duplicate_state(struct drm_connector *);
215void nouveau_conn_atomic_destroy_state(struct drm_connector *,
216 struct drm_connector_state *);
217int nouveau_conn_atomic_set_property(struct drm_connector *,
218 struct drm_connector_state *,
219 struct drm_property *, u64);
220int nouveau_conn_atomic_get_property(struct drm_connector *,
221 const struct drm_connector_state *,
222 struct drm_property *, u64 *);
223struct drm_display_mode *nouveau_conn_native_mode(struct drm_connector *);
224enum drm_mode_status
225nouveau_conn_mode_clock_valid(const struct drm_display_mode *,
226 const unsigned min_clock,
227 const unsigned max_clock,
228 unsigned *clock);
229
230#ifdef CONFIG_DRM_NOUVEAU_BACKLIGHT
231extern int nouveau_backlight_init(struct drm_connector *);
232extern void nouveau_backlight_fini(struct drm_connector *);
233extern void nouveau_backlight_ctor(void);
234extern void nouveau_backlight_dtor(void);
235#else
236static inline int
237nouveau_backlight_init(struct drm_connector *connector)
238{
239 return 0;
240}
241
242static inline void
243nouveau_backlight_fini(struct drm_connector *connector) {
244}
245
246static inline void
247nouveau_backlight_ctor(void) {
248}
249
250static inline void
251nouveau_backlight_dtor(void) {
252}
253#endif
254
255#endif /* __NOUVEAU_CONNECTOR_H__ */