LXR linux/drivers/gpu/drm/nouveau/nouveau

   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 "nouveau_crtc.h"
  36
  37struct nvkm_i2c_port;
  38
  39struct nouveau_connector {
  40        struct drm_connector base;
  41        enum dcb_connector_type type;
  42        u8 index;
  43        u8 *dcb;
  44
  45        struct nvif_notify hpd;
  46
  47        struct drm_dp_aux aux;
  48
  49        int dithering_mode;
  50        int scaling_mode;
  51
  52        struct nouveau_encoder *detected_encoder;
  53        struct edid *edid;
  54        struct drm_display_mode *native_mode;
  55};
  56
  57static inline struct nouveau_connector *nouveau_connector(
  58                                                struct drm_connector *con)
  59{
  60        return container_of(con, struct nouveau_connector, base);
  61}
  62
  63static inline struct nouveau_connector *
  64nouveau_crtc_connector_get(struct nouveau_crtc *nv_crtc)
  65{
  66        struct drm_device *dev = nv_crtc->base.dev;
  67        struct drm_connector *connector;
  68        struct drm_crtc *crtc = to_drm_crtc(nv_crtc);
  69
  70        list_for_each_entry(connector, &dev->mode_config.connector_list, head) {
  71                if (connector->encoder && connector->encoder->crtc == crtc)
  72                        return nouveau_connector(connector);
  73        }
  74
  75        return NULL;
  76}
  77
  78struct drm_connector *
  79nouveau_connector_create(struct drm_device *, int index);
  80
  81extern int nouveau_tv_disable;
  82extern int nouveau_ignorelid;
  83extern int nouveau_duallink;
  84extern int nouveau_hdmimhz;
  85
  86#include <drm/drm_crtc.h>
  87#define nouveau_conn_atom(p)                                                   \
  88        container_of((p), struct nouveau_conn_atom, state)
  89
  90struct nouveau_conn_atom {
  91        struct drm_connector_state state;
  92
  93        struct {
  94                /* The enum values specifically defined here match nv50/gf119
  95                 * hw values, and the code relies on this.
  96                 */
  97                enum {
  98                        DITHERING_MODE_OFF = 0x00,
  99                        DITHERING_MODE_ON = 0x01,
 100                        DITHERING_MODE_DYNAMIC2X2 = 0x10 | DITHERING_MODE_ON,
 101                        DITHERING_MODE_STATIC2X2 = 0x18 | DITHERING_MODE_ON,
 102                        DITHERING_MODE_TEMPORAL = 0x20 | DITHERING_MODE_ON,
 103                        DITHERING_MODE_AUTO
 104                } mode;
 105                enum {
 106                        DITHERING_DEPTH_6BPC = 0x00,
 107                        DITHERING_DEPTH_8BPC = 0x02,
 108                        DITHERING_DEPTH_AUTO
 109                } depth;
 110        } dither;
 111
 112        struct {
 113                int mode;       /* DRM_MODE_SCALE_* */
 114                struct {
 115                        enum {
 116                                UNDERSCAN_OFF,
 117                                UNDERSCAN_ON,
 118                                UNDERSCAN_AUTO,
 119                        } mode;
 120                        u32 hborder;
 121                        u32 vborder;
 122                } underscan;
 123                bool full;
 124        } scaler;
 125
 126        struct {
 127                int color_vibrance;
 128                int vibrant_hue;
 129        } procamp;
 130
 131        union {
 132                struct {
 133                        bool dither:1;
 134                        bool scaler:1;
 135                        bool procamp:1;
 136                };
 137                u8 mask;
 138        } set;
 139};
 140
 141void nouveau_conn_attach_properties(struct drm_connector *);
 142void nouveau_conn_reset(struct drm_connector *);
 143struct drm_connector_state *
 144nouveau_conn_atomic_duplicate_state(struct drm_connector *);
 145void nouveau_conn_atomic_destroy_state(struct drm_connector *,
 146                                       struct drm_connector_state *);
 147int nouveau_conn_atomic_set_property(struct drm_connector *,
 148                                     struct drm_connector_state *,
 149                                     struct drm_property *, u64);
 150int nouveau_conn_atomic_get_property(struct drm_connector *,
 151                                     const struct drm_connector_state *,
 152                                     struct drm_property *, u64 *);
 153struct drm_display_mode *nouveau_conn_native_mode(struct drm_connector *);
 154#endif /* __NOUVEAU_CONNECTOR_H__ */
 155