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_encoder.h> 34 #include <drm/drm_dp_helper.h> 35 #include <drm/drm_util.h> 36 37 #include "nouveau_crtc.h" 38 #include "nouveau_encoder.h" 39 40 struct nvkm_i2c_port; 41 42 #ifdef CONFIG_DRM_NOUVEAU_BACKLIGHT 43 struct nouveau_backlight; 44 #endif 45 46 struct nouveau_connector { 47 struct drm_connector base; 48 enum dcb_connector_type type; 49 u8 index; 50 u8 *dcb; 51 52 struct nvif_notify hpd; 53 54 struct drm_dp_aux aux; 55 56 int dithering_mode; 57 int scaling_mode; 58 59 struct nouveau_encoder *detected_encoder; 60 struct edid *edid; 61 struct drm_display_mode *native_mode; 62 #ifdef CONFIG_DRM_NOUVEAU_BACKLIGHT 63 struct nouveau_backlight *backlight; 64 #endif 65 }; 66 67 static inline struct nouveau_connector *nouveau_connector( 68 struct drm_connector *con) 69 { 70 return container_of(con, struct nouveau_connector, base); 71 } 72 73 static inline bool 74 nouveau_connector_is_mst(struct drm_connector *connector) 75 { 76 const struct nouveau_encoder *nv_encoder; 77 const struct drm_encoder *encoder; 78 79 if (connector->connector_type != DRM_MODE_CONNECTOR_DisplayPort) 80 return false; 81 82 nv_encoder = find_encoder(connector, DCB_OUTPUT_ANY); 83 if (!nv_encoder) 84 return false; 85 86 encoder = &nv_encoder->base.base; 87 return encoder->encoder_type == DRM_MODE_ENCODER_DPMST; 88 } 89 90 #define nouveau_for_each_non_mst_connector_iter(connector, iter) \ 91 drm_for_each_connector_iter(connector, iter) \ 92 for_each_if(!nouveau_connector_is_mst(connector)) 93 94 static inline struct nouveau_connector * 95 nouveau_crtc_connector_get(struct nouveau_crtc *nv_crtc) 96 { 97 struct drm_device *dev = nv_crtc->base.dev; 98 struct drm_connector *connector; 99 struct drm_connector_list_iter conn_iter; 100 struct nouveau_connector *nv_connector = NULL; 101 struct drm_crtc *crtc = to_drm_crtc(nv_crtc); 102 103 drm_connector_list_iter_begin(dev, &conn_iter); 104 nouveau_for_each_non_mst_connector_iter(connector, &conn_iter) { 105 if (connector->encoder && connector->encoder->crtc == crtc) { 106 nv_connector = nouveau_connector(connector); 107 break; 108 } 109 } 110 drm_connector_list_iter_end(&conn_iter); 111 112 return nv_connector; 113 } 114 115 struct drm_connector * 116 nouveau_connector_create(struct drm_device *, int index); 117 118 extern int nouveau_tv_disable; 119 extern int nouveau_ignorelid; 120 extern int nouveau_duallink; 121 extern int nouveau_hdmimhz; 122 123 #include <drm/drm_crtc.h> 124 #define nouveau_conn_atom(p) \ 125 container_of((p), struct nouveau_conn_atom, state) 126 127 struct nouveau_conn_atom { 128 struct drm_connector_state state; 129 130 struct { 131 /* The enum values specifically defined here match nv50/gf119 132 * hw values, and the code relies on this. 133 */ 134 enum { 135 DITHERING_MODE_OFF = 0x00, 136 DITHERING_MODE_ON = 0x01, 137 DITHERING_MODE_DYNAMIC2X2 = 0x10 | DITHERING_MODE_ON, 138 DITHERING_MODE_STATIC2X2 = 0x18 | DITHERING_MODE_ON, 139 DITHERING_MODE_TEMPORAL = 0x20 | DITHERING_MODE_ON, 140 DITHERING_MODE_AUTO 141 } mode; 142 enum { 143 DITHERING_DEPTH_6BPC = 0x00, 144 DITHERING_DEPTH_8BPC = 0x02, 145 DITHERING_DEPTH_AUTO 146 } depth; 147 } dither; 148 149 struct { 150 int mode; /* DRM_MODE_SCALE_* */ 151 struct { 152 enum { 153 UNDERSCAN_OFF, 154 UNDERSCAN_ON, 155 UNDERSCAN_AUTO, 156 } mode; 157 u32 hborder; 158 u32 vborder; 159 } underscan; 160 bool full; 161 } scaler; 162 163 struct { 164 int color_vibrance; 165 int vibrant_hue; 166 } procamp; 167 168 union { 169 struct { 170 bool dither:1; 171 bool scaler:1; 172 bool procamp:1; 173 }; 174 u8 mask; 175 } set; 176 }; 177 178 void nouveau_conn_attach_properties(struct drm_connector *); 179 void nouveau_conn_reset(struct drm_connector *); 180 struct drm_connector_state * 181 nouveau_conn_atomic_duplicate_state(struct drm_connector *); 182 void nouveau_conn_atomic_destroy_state(struct drm_connector *, 183 struct drm_connector_state *); 184 int nouveau_conn_atomic_set_property(struct drm_connector *, 185 struct drm_connector_state *, 186 struct drm_property *, u64); 187 int nouveau_conn_atomic_get_property(struct drm_connector *, 188 const struct drm_connector_state *, 189 struct drm_property *, u64 *); 190 struct drm_display_mode *nouveau_conn_native_mode(struct drm_connector *); 191 192 #ifdef CONFIG_DRM_NOUVEAU_BACKLIGHT 193 extern int nouveau_backlight_init(struct drm_connector *); 194 extern void nouveau_backlight_fini(struct drm_connector *); 195 extern void nouveau_backlight_ctor(void); 196 extern void nouveau_backlight_dtor(void); 197 #else 198 static inline int 199 nouveau_backlight_init(struct drm_connector *connector) 200 { 201 return 0; 202 } 203 204 static inline void 205 nouveau_backlight_fini(struct drm_connector *connector) { 206 } 207 208 static inline void 209 nouveau_backlight_ctor(void) { 210 } 211 212 static inline void 213 nouveau_backlight_dtor(void) { 214 } 215 #endif 216 217 #endif /* __NOUVEAU_CONNECTOR_H__ */ 218