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 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 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 * 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 *); 144*8bb30c88SBen Skeggs bool nouveau_dp_link_check(struct nouveau_connector *); 145a0922278SLyude Paul void nouveau_dp_irq(struct nouveau_drm *drm, 146a0922278SLyude Paul struct nouveau_connector *nv_connector); 147d6a9efecSLyude Paul enum drm_mode_status nv50_dp_mode_valid(struct drm_connector *, 148d6a9efecSLyude Paul struct nouveau_encoder *, 149d6a9efecSLyude Paul const struct drm_display_mode *, 150d6a9efecSLyude Paul unsigned *clock); 1518663bc7cSBen Skeggs 1526ee73861SBen Skeggs struct nouveau_connector * 153cd5609f7SLyude Paul nv50_outp_get_new_connector(struct drm_atomic_state *state, struct nouveau_encoder *outp); 15409838c4eSLyude Paul struct nouveau_connector * 155cd5609f7SLyude Paul nv50_outp_get_old_connector(struct drm_atomic_state *state, struct nouveau_encoder *outp); 1568663bc7cSBen Skeggs 157a0922278SLyude Paul int nv50_mstm_detect(struct nouveau_encoder *encoder); 158a0922278SLyude Paul void nv50_mstm_remove(struct nv50_mstm *mstm); 159a0922278SLyude Paul bool nv50_mstm_service(struct nouveau_drm *drm, 160a0922278SLyude Paul struct nouveau_connector *nv_connector, 161a0922278SLyude Paul struct nv50_mstm *mstm); 1626ee73861SBen Skeggs #endif /* __NOUVEAU_ENCODER_H__ */ 163