| 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 | |