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 <drm/drm_edid.h> 31 #include "nouveau_crtc.h" 32 33 #include <core/event.h> 34 35 #include <subdev/bios.h> 36 #include <subdev/bios/gpio.h> 37 38 struct nouveau_i2c_port; 39 40 enum nouveau_underscan_type { 41 UNDERSCAN_OFF, 42 UNDERSCAN_ON, 43 UNDERSCAN_AUTO, 44 }; 45 46 /* the enum values specifically defined here match nv50/nvd0 hw values, and 47 * the code relies on this 48 */ 49 enum nouveau_dithering_mode { 50 DITHERING_MODE_OFF = 0x00, 51 DITHERING_MODE_ON = 0x01, 52 DITHERING_MODE_DYNAMIC2X2 = 0x10 | DITHERING_MODE_ON, 53 DITHERING_MODE_STATIC2X2 = 0x18 | DITHERING_MODE_ON, 54 DITHERING_MODE_TEMPORAL = 0x20 | DITHERING_MODE_ON, 55 DITHERING_MODE_AUTO 56 }; 57 58 enum nouveau_dithering_depth { 59 DITHERING_DEPTH_6BPC = 0x00, 60 DITHERING_DEPTH_8BPC = 0x02, 61 DITHERING_DEPTH_AUTO 62 }; 63 64 struct nouveau_connector { 65 struct drm_connector base; 66 enum dcb_connector_type type; 67 u8 index; 68 u8 *dcb; 69 70 struct dcb_gpio_func hpd; 71 struct work_struct hpd_work; 72 struct nouveau_eventh *hpd_func; 73 74 int dithering_mode; 75 int dithering_depth; 76 int scaling_mode; 77 enum nouveau_underscan_type underscan; 78 u32 underscan_hborder; 79 u32 underscan_vborder; 80 81 struct nouveau_encoder *detected_encoder; 82 struct edid *edid; 83 struct drm_display_mode *native_mode; 84 }; 85 86 static inline struct nouveau_connector *nouveau_connector( 87 struct drm_connector *con) 88 { 89 return container_of(con, struct nouveau_connector, base); 90 } 91 92 static inline struct nouveau_connector * 93 nouveau_crtc_connector_get(struct nouveau_crtc *nv_crtc) 94 { 95 struct drm_device *dev = nv_crtc->base.dev; 96 struct drm_connector *connector; 97 struct drm_crtc *crtc = to_drm_crtc(nv_crtc); 98 99 list_for_each_entry(connector, &dev->mode_config.connector_list, head) { 100 if (connector->encoder && connector->encoder->crtc == crtc) 101 return nouveau_connector(connector); 102 } 103 104 return NULL; 105 } 106 107 struct drm_connector * 108 nouveau_connector_create(struct drm_device *, int index); 109 110 #endif /* __NOUVEAU_CONNECTOR_H__ */ 111