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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 obtaining6 * a copy of this software and associated documentation files (the7 * "Software"), to deal in the Software without restriction, including8 * without limitation the rights to use, copy, modify, merge, publish,9 * distribute, sublicense, and/or sell copies of the Software, and to10 * permit persons to whom the Software is furnished to do so, subject to11 * the following conditions:12 *13 * The above copyright notice and this permission notice (including the14 * next paragraph) shall be included in all copies or substantial15 * 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 OF19 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.20 * IN NO EVENT SHALL THE COPYRIGHT OWNER(S) AND/OR ITS SUPPLIERS BE21 * LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION22 * OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION23 * 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_encoder.h>39#include <drm/drm_util.h>40 41#include "nouveau_crtc.h"42#include "nouveau_encoder.h"43 44struct nvkm_i2c_port;45struct dcb_output;46struct edid;47 48#ifdef CONFIG_DRM_NOUVEAU_BACKLIGHT49struct 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#endif58 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/gf11967 * 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_AUTO81 } 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_AUTO88 } 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;124 125 struct nvif_conn conn;126 u64 hpd_pending;127 struct nvif_event hpd;128 struct nvif_event irq;129 struct work_struct irq_work;130 131 struct drm_dp_aux aux;132 133 /* The fixed DP encoder for this connector, if there is one */134 struct nouveau_encoder *dp_encoder;135 136 int dithering_mode;137 int scaling_mode;138 139 struct nouveau_encoder *detected_encoder;140 struct edid *edid;141 struct drm_display_mode *native_mode;142#ifdef CONFIG_DRM_NOUVEAU_BACKLIGHT143 struct nouveau_backlight *backlight;144#endif145 /*146 * Our connector property code expects a nouveau_conn_atom struct147 * even on pre-nv50 where we do not support atomic. This embedded148 * version gets used in the non atomic modeset case.149 */150 struct nouveau_conn_atom properties_state;151};152 153static inline struct nouveau_connector *nouveau_connector(154 struct drm_connector *con)155{156 return container_of(con, struct nouveau_connector, base);157}158 159static inline bool160nouveau_connector_is_mst(struct drm_connector *connector)161{162 const struct nouveau_encoder *nv_encoder;163 const struct drm_encoder *encoder;164 165 if (connector->connector_type != DRM_MODE_CONNECTOR_DisplayPort)166 return false;167 168 nv_encoder = find_encoder(connector, DCB_OUTPUT_ANY);169 if (!nv_encoder)170 return false;171 172 encoder = &nv_encoder->base.base;173 return encoder->encoder_type == DRM_MODE_ENCODER_DPMST;174}175 176#define nouveau_for_each_non_mst_connector_iter(connector, iter) \177 drm_for_each_connector_iter(connector, iter) \178 for_each_if(!nouveau_connector_is_mst(connector))179 180static inline struct nouveau_connector *181nouveau_crtc_connector_get(struct nouveau_crtc *nv_crtc)182{183 struct drm_device *dev = nv_crtc->base.dev;184 struct drm_connector *connector;185 struct drm_connector_list_iter conn_iter;186 struct nouveau_connector *nv_connector = NULL;187 struct drm_crtc *crtc = to_drm_crtc(nv_crtc);188 189 drm_connector_list_iter_begin(dev, &conn_iter);190 nouveau_for_each_non_mst_connector_iter(connector, &conn_iter) {191 if (connector->encoder && connector->encoder->crtc == crtc) {192 nv_connector = nouveau_connector(connector);193 break;194 }195 }196 drm_connector_list_iter_end(&conn_iter);197 198 return nv_connector;199}200 201struct drm_connector *202nouveau_connector_create(struct drm_device *, int id);203void nouveau_connector_hpd(struct nouveau_connector *, u64 bits);204 205extern int nouveau_tv_disable;206extern int nouveau_ignorelid;207extern int nouveau_duallink;208extern int nouveau_hdmimhz;209 210void nouveau_conn_attach_properties(struct drm_connector *);211void nouveau_conn_reset(struct drm_connector *);212struct drm_connector_state *213nouveau_conn_atomic_duplicate_state(struct drm_connector *);214void nouveau_conn_atomic_destroy_state(struct drm_connector *,215 struct drm_connector_state *);216int nouveau_conn_atomic_set_property(struct drm_connector *,217 struct drm_connector_state *,218 struct drm_property *, u64);219int nouveau_conn_atomic_get_property(struct drm_connector *,220 const struct drm_connector_state *,221 struct drm_property *, u64 *);222struct drm_display_mode *nouveau_conn_native_mode(struct drm_connector *);223enum drm_mode_status224nouveau_conn_mode_clock_valid(const struct drm_display_mode *,225 const unsigned min_clock,226 const unsigned max_clock,227 unsigned *clock);228 229#ifdef CONFIG_DRM_NOUVEAU_BACKLIGHT230extern int nouveau_backlight_init(struct drm_connector *);231extern void nouveau_backlight_fini(struct drm_connector *);232extern void nouveau_backlight_ctor(void);233extern void nouveau_backlight_dtor(void);234#else235static inline int236nouveau_backlight_init(struct drm_connector *connector)237{238 return 0;239}240 241static inline void242nouveau_backlight_fini(struct drm_connector *connector) {243}244 245static inline void246nouveau_backlight_ctor(void) {247}248 249static inline void250nouveau_backlight_dtor(void) {251}252#endif253 254#endif /* __NOUVEAU_CONNECTOR_H__ */255