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nouveau_connector.h revision 1.2 
      1 /*	$NetBSD: nouveau_connector.h,v 1.2 2018/08/27 04:58:24 riastradh Exp $	*/
      2 
      3 /*
      4  * Copyright (C) 2008 Maarten Maathuis.
      5  * All Rights Reserved.
      6  *
      7  * Permission is hereby granted, free of charge, to any person obtaining
      8  * a copy of this software and associated documentation files (the
      9  * "Software"), to deal in the Software without restriction, including
     10  * without limitation the rights to use, copy, modify, merge, publish,
     11  * distribute, sublicense, and/or sell copies of the Software, and to
     12  * permit persons to whom the Software is furnished to do so, subject to
     13  * the following conditions:
     14  *
     15  * The above copyright notice and this permission notice (including the
     16  * next paragraph) shall be included in all copies or substantial
     17  * portions of the Software.
     18  *
     19  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
     20  * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
     21  * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
     22  * IN NO EVENT SHALL THE COPYRIGHT OWNER(S) AND/OR ITS SUPPLIERS BE
     23  * LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
     24  * OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
     25  * WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
     26  *
     27  */
     28 
     29 #ifndef __NOUVEAU_CONNECTOR_H__
     30 #define __NOUVEAU_CONNECTOR_H__
     31 
     32 #include <nvif/notify.h>
     33 
     34 #include <drm/drm_edid.h>
     35 #include <drm/drm_dp_helper.h>
     36 #include "nouveau_crtc.h"
     37 
     38 struct nvkm_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 nvif_notify hpd;
     71 
     72 	struct drm_dp_aux aux;
     73 
     74 	int dithering_mode;
     75 	int dithering_depth;
     76 	int scaling_mode;
     77 	bool scaling_full;
     78 	enum nouveau_underscan_type underscan;
     79 	u32 underscan_hborder;
     80 	u32 underscan_vborder;
     81 
     82 	struct nouveau_encoder *detected_encoder;
     83 	struct edid *edid;
     84 	struct drm_display_mode *native_mode;
     85 };
     86 
     87 static inline struct nouveau_connector *nouveau_connector(
     88 						struct drm_connector *con)
     89 {
     90 	return container_of(con, struct nouveau_connector, base);
     91 }
     92 
     93 static inline struct nouveau_connector *
     94 nouveau_crtc_connector_get(struct nouveau_crtc *nv_crtc)
     95 {
     96 	struct drm_device *dev = nv_crtc->base.dev;
     97 	struct drm_connector *connector;
     98 	struct drm_crtc *crtc = to_drm_crtc(nv_crtc);
     99 
    100 	list_for_each_entry(connector, &dev->mode_config.connector_list, head) {
    101 		if (connector->encoder && connector->encoder->crtc == crtc)
    102 			return nouveau_connector(connector);
    103 	}
    104 
    105 	return NULL;
    106 }
    107 
    108 struct drm_connector *
    109 nouveau_connector_create(struct drm_device *, int index);
    110 
    111 extern int nouveau_tv_disable;
    112 extern int nouveau_ignorelid;
    113 extern int nouveau_duallink;
    114 
    115 #endif /* __NOUVEAU_CONNECTOR_H__ */
    116