16ee73861SBen Skeggs /*
26ee73861SBen Skeggs * Copyright (C) 2008 Maarten Maathuis.
36ee73861SBen Skeggs * All Rights Reserved.
46ee73861SBen Skeggs *
56ee73861SBen Skeggs * Permission is hereby granted, free of charge, to any person obtaining
66ee73861SBen Skeggs * a copy of this software and associated documentation files (the
76ee73861SBen Skeggs * "Software"), to deal in the Software without restriction, including
86ee73861SBen Skeggs * without limitation the rights to use, copy, modify, merge, publish,
96ee73861SBen Skeggs * distribute, sublicense, and/or sell copies of the Software, and to
106ee73861SBen Skeggs * permit persons to whom the Software is furnished to do so, subject to
116ee73861SBen Skeggs * the following conditions:
126ee73861SBen Skeggs *
136ee73861SBen Skeggs * The above copyright notice and this permission notice (including the
146ee73861SBen Skeggs * next paragraph) shall be included in all copies or substantial
156ee73861SBen Skeggs * portions of the Software.
166ee73861SBen Skeggs *
176ee73861SBen Skeggs * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
186ee73861SBen Skeggs * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
196ee73861SBen Skeggs * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
206ee73861SBen Skeggs * IN NO EVENT SHALL THE COPYRIGHT OWNER(S) AND/OR ITS SUPPLIERS BE
216ee73861SBen Skeggs * LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
226ee73861SBen Skeggs * OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
236ee73861SBen Skeggs * WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
246ee73861SBen Skeggs *
256ee73861SBen Skeggs */
266ee73861SBen Skeggs
276ee73861SBen Skeggs #ifndef __NOUVEAU_ENCODER_H__
286ee73861SBen Skeggs #define __NOUVEAU_ENCODER_H__
291b255f1cSBen Skeggs #include <nvif/outp.h>
3051a3d342SBen Skeggs #include <subdev/bios/dcb.h>
3151a3d342SBen Skeggs
32da68386dSThomas Zimmermann #include <drm/display/drm_dp_helper.h>
33da68386dSThomas Zimmermann #include <drm/display/drm_dp_mst_helper.h>
34760285e7SDavid Howells #include <drm/drm_encoder_slave.h>
35da68386dSThomas Zimmermann
361a646342SBen Skeggs #include "dispnv04/disp.h"
37da68386dSThomas Zimmermann
382ca7fb5cSBen Skeggs struct nv50_head_atom;
396ba11932SLyude Paul struct nouveau_connector;
406ee73861SBen Skeggs
416ee73861SBen Skeggs #define NV_DPMS_CLEARED 0x80
426ee73861SBen Skeggs
43be83cd4eSBen Skeggs struct nvkm_i2c_port;
444196faa8SBen Skeggs
456ee73861SBen Skeggs struct nouveau_encoder {
466ee73861SBen Skeggs struct drm_encoder_slave base;
476ee73861SBen Skeggs
48cb75d97eSBen Skeggs struct dcb_output *dcb;
491b255f1cSBen Skeggs struct nvif_outp outp;
506ee73861SBen Skeggs int or;
512aa5eac5SBen Skeggs
522aa5eac5SBen Skeggs struct i2c_adapter *i2c;
532aa5eac5SBen Skeggs struct nvkm_i2c_aux *aux;
546ee73861SBen Skeggs
55ec7fc4a1SBen Skeggs /* different to drm_encoder.crtc, this reflects what's
56ec7fc4a1SBen Skeggs * actually programmed on the hw, not the proposed crtc */
57ec7fc4a1SBen Skeggs struct drm_crtc *crtc;
58e84a35a8SBen Skeggs u32 ctrl;
599125e242SLyude Paul
609125e242SLyude Paul /* Protected by nouveau_drm.audio.lock */
619125e242SLyude Paul struct {
629125e242SLyude Paul bool enabled;
639125e242SLyude Paul struct drm_connector *connector;
649125e242SLyude Paul } audio;
65ec7fc4a1SBen Skeggs
666ee73861SBen Skeggs struct drm_display_mode mode;
676ee73861SBen Skeggs int last_dpms;
686ee73861SBen Skeggs
696ee73861SBen Skeggs struct nv04_output_reg restore;
706ee73861SBen Skeggs
716ee73861SBen Skeggs union {
726ee73861SBen Skeggs struct {
7352aa30f2SBen Skeggs struct nv50_mstm *mstm;
746ee73861SBen Skeggs int link_nr;
756ee73861SBen Skeggs int link_bw;
76a0922278SLyude Paul
77a0922278SLyude Paul /* Protects DP state that needs to be accessed outside
78a0922278SLyude Paul * connector reprobing contexts
79a0922278SLyude Paul */
80a0922278SLyude Paul struct mutex hpd_irq_lock;
81a0922278SLyude Paul
82a0922278SLyude Paul u8 dpcd[DP_RECEIVER_CAP_SIZE];
83409d3813SLyude Paul u8 downstream_ports[DP_MAX_DOWNSTREAM_PORTS];
846ba11932SLyude Paul struct drm_dp_desc desc;
85a4efad35SLyude Paul
86a4efad35SLyude Paul u8 sink_count;
876ee73861SBen Skeggs } dp;
886ee73861SBen Skeggs };
89129b7820SDaniel Vetter
904a2cb418SLyude Paul struct {
914a2cb418SLyude Paul bool dp_interlace : 1;
924a2cb418SLyude Paul } caps;
934a2cb418SLyude Paul
94129b7820SDaniel Vetter void (*enc_save)(struct drm_encoder *encoder);
95129b7820SDaniel Vetter void (*enc_restore)(struct drm_encoder *encoder);
96d665c7e9SBen Skeggs void (*update)(struct nouveau_encoder *, u8 head,
972ca7fb5cSBen Skeggs struct nv50_head_atom *, u8 proto, u8 depth);
986ee73861SBen Skeggs };
996ee73861SBen Skeggs
100a0922278SLyude Paul struct nv50_mstm {
101a0922278SLyude Paul struct nouveau_encoder *outp;
102a0922278SLyude Paul
103a0922278SLyude Paul struct drm_dp_mst_topology_mgr mgr;
104a0922278SLyude Paul
105a0922278SLyude Paul /* Protected under nouveau_encoder->dp.hpd_irq_lock */
106a0922278SLyude Paul bool can_mst;
107a0922278SLyude Paul bool is_mst;
108a0922278SLyude Paul bool suspended;
109a0922278SLyude Paul
110a0922278SLyude Paul bool modified;
111a0922278SLyude Paul bool disabled;
112a0922278SLyude Paul int links;
113a0922278SLyude Paul };
114a0922278SLyude Paul
11510b461e4SBen Skeggs struct nouveau_encoder *
11610b461e4SBen Skeggs find_encoder(struct drm_connector *connector, int type);
11710b461e4SBen Skeggs
nouveau_encoder(struct drm_encoder * enc)1186ee73861SBen Skeggs static inline struct nouveau_encoder *nouveau_encoder(struct drm_encoder *enc)
1196ee73861SBen Skeggs {
1206ee73861SBen Skeggs struct drm_encoder_slave *slave = to_encoder_slave(enc);
1216ee73861SBen Skeggs
1226ee73861SBen Skeggs return container_of(slave, struct nouveau_encoder, base);
1236ee73861SBen Skeggs }
1246ee73861SBen Skeggs
to_drm_encoder(struct nouveau_encoder * enc)1256ee73861SBen Skeggs static inline struct drm_encoder *to_drm_encoder(struct nouveau_encoder *enc)
1266ee73861SBen Skeggs {
1276ee73861SBen Skeggs return &enc->base.base;
1286ee73861SBen Skeggs }
1296ee73861SBen Skeggs
13016c3719cSVille Syrjälä static inline const struct drm_encoder_slave_funcs *
get_slave_funcs(struct drm_encoder * enc)1314a9f822fSFrancisco Jerez get_slave_funcs(struct drm_encoder *enc)
1324a9f822fSFrancisco Jerez {
1334a9f822fSFrancisco Jerez return to_encoder_slave(enc)->slave_funcs;
1344a9f822fSFrancisco Jerez }
1354a9f822fSFrancisco Jerez
1368663bc7cSBen Skeggs /* nouveau_dp.c */
13752aa30f2SBen Skeggs enum nouveau_dp_status {
138a0922278SLyude Paul NOUVEAU_DP_NONE,
13952aa30f2SBen Skeggs NOUVEAU_DP_SST,
14052aa30f2SBen Skeggs NOUVEAU_DP_MST,
14152aa30f2SBen Skeggs };
14252aa30f2SBen Skeggs
1436ba11932SLyude Paul int nouveau_dp_detect(struct nouveau_connector *, struct nouveau_encoder *);
1448bb30c88SBen Skeggs bool nouveau_dp_link_check(struct nouveau_connector *);
145773eb04dSBen Skeggs void nouveau_dp_irq(struct work_struct *);
146*949ab38aSKarol Herbst enum drm_mode_status nv50_dp_mode_valid(struct nouveau_encoder *,
147d6a9efecSLyude Paul const struct drm_display_mode *,
148d6a9efecSLyude Paul unsigned *clock);
1498663bc7cSBen Skeggs
1506ee73861SBen Skeggs struct nouveau_connector *
151cd5609f7SLyude Paul nv50_outp_get_new_connector(struct drm_atomic_state *state, struct nouveau_encoder *outp);
15209838c4eSLyude Paul struct nouveau_connector *
153cd5609f7SLyude Paul nv50_outp_get_old_connector(struct drm_atomic_state *state, struct nouveau_encoder *outp);
1548663bc7cSBen Skeggs
155a0922278SLyude Paul int nv50_mstm_detect(struct nouveau_encoder *encoder);
156a0922278SLyude Paul void nv50_mstm_remove(struct nv50_mstm *mstm);
157a0922278SLyude Paul bool nv50_mstm_service(struct nouveau_drm *drm,
158a0922278SLyude Paul struct nouveau_connector *nv_connector,
159a0922278SLyude Paul struct nv50_mstm *mstm);
1606ee73861SBen Skeggs #endif /* __NOUVEAU_ENCODER_H__ */
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