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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 <drm/drm_dp_helper.h>
34#include <drm/drm_dp_mst_helper.h>
35#include "dispnv04/disp.h"
36struct nv50_head_atom;
37struct nouveau_connector;
38
39#define NV_DPMS_CLEARED 0x80
40
41struct nvkm_i2c_port;
42
43struct nouveau_encoder {
44 struct drm_encoder_slave base;
45
46 struct dcb_output *dcb;
47 int or;
48 int link;
49
50 struct i2c_adapter *i2c;
51 struct nvkm_i2c_aux *aux;
52
53
54
55 struct drm_crtc *crtc;
56 u32 ctrl;
57
58
59 struct {
60 bool enabled;
61 struct drm_connector *connector;
62 } audio;
63
64 struct drm_display_mode mode;
65 int last_dpms;
66
67 struct nv04_output_reg restore;
68
69 union {
70 struct {
71 struct nv50_mstm *mstm;
72 int link_nr;
73 int link_bw;
74
75
76
77
78 struct mutex hpd_irq_lock;
79
80 u8 dpcd[DP_RECEIVER_CAP_SIZE];
81 u8 downstream_ports[DP_MAX_DOWNSTREAM_PORTS];
82 struct drm_dp_desc desc;
83
84 u8 sink_count;
85 } dp;
86 };
87
88 struct {
89 bool dp_interlace : 1;
90 } caps;
91
92 void (*enc_save)(struct drm_encoder *encoder);
93 void (*enc_restore)(struct drm_encoder *encoder);
94 void (*update)(struct nouveau_encoder *, u8 head,
95 struct nv50_head_atom *, u8 proto, u8 depth);
96};
97
98struct nv50_mstm {
99 struct nouveau_encoder *outp;
100
101 struct drm_dp_mst_topology_mgr mgr;
102
103
104 bool can_mst;
105 bool is_mst;
106 bool suspended;
107
108 bool modified;
109 bool disabled;
110 int links;
111};
112
113struct nouveau_encoder *
114find_encoder(struct drm_connector *connector, int type);
115
116static inline struct nouveau_encoder *nouveau_encoder(struct drm_encoder *enc)
117{
118 struct drm_encoder_slave *slave = to_encoder_slave(enc);
119
120 return container_of(slave, struct nouveau_encoder, base);
121}
122
123static inline struct drm_encoder *to_drm_encoder(struct nouveau_encoder *enc)
124{
125 return &enc->base.base;
126}
127
128static inline const struct drm_encoder_slave_funcs *
129get_slave_funcs(struct drm_encoder *enc)
130{
131 return to_encoder_slave(enc)->slave_funcs;
132}
133
134
135enum nouveau_dp_status {
136 NOUVEAU_DP_NONE,
137 NOUVEAU_DP_SST,
138 NOUVEAU_DP_MST,
139};
140
141int nouveau_dp_detect(struct nouveau_connector *, struct nouveau_encoder *);
142void nouveau_dp_irq(struct nouveau_drm *drm,
143 struct nouveau_connector *nv_connector);
144enum drm_mode_status nv50_dp_mode_valid(struct drm_connector *,
145 struct nouveau_encoder *,
146 const struct drm_display_mode *,
147 unsigned *clock);
148
149struct nouveau_connector *
150nv50_outp_get_new_connector(struct drm_atomic_state *state, struct nouveau_encoder *outp);
151struct nouveau_connector *
152nv50_outp_get_old_connector(struct drm_atomic_state *state, struct nouveau_encoder *outp);
153
154int nv50_mstm_detect(struct nouveau_encoder *encoder);
155void nv50_mstm_remove(struct nv50_mstm *mstm);
156bool nv50_mstm_service(struct nouveau_drm *drm,
157 struct nouveau_connector *nv_connector,
158 struct nv50_mstm *mstm);
159#endif
160