2 * Copyright (C) 2008 Maarten Maathuis.
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:
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.
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.
27 #ifndef __NOUVEAU_ENCODER_H__
28 #define __NOUVEAU_ENCODER_H__
30 #include <subdev/bios/dcb.h>
32 #include <drm/drm_encoder_slave.h>
33 #include "dispnv04/disp.h"
35 #define NV_DPMS_CLEARED 0x80
37 struct nouveau_i2c_port;
39 struct nouveau_encoder {
40 struct drm_encoder_slave base;
42 struct dcb_output *dcb;
44 struct nouveau_i2c_port *i2c;
46 /* different to drm_encoder.crtc, this reflects what's
47 * actually programmed on the hw, not the proposed crtc */
48 struct drm_crtc *crtc;
50 struct drm_display_mode mode;
53 struct nv04_output_reg restore;
65 struct nouveau_encoder *
66 find_encoder(struct drm_connector *connector, int type);
68 static inline struct nouveau_encoder *nouveau_encoder(struct drm_encoder *enc)
70 struct drm_encoder_slave *slave = to_encoder_slave(enc);
72 return container_of(slave, struct nouveau_encoder, base);
75 static inline struct drm_encoder *to_drm_encoder(struct nouveau_encoder *enc)
77 return &enc->base.base;
80 static inline struct drm_encoder_slave_funcs *
81 get_slave_funcs(struct drm_encoder *enc)
83 return to_encoder_slave(enc)->slave_funcs;
87 bool nouveau_dp_detect(struct drm_encoder *);
88 void nouveau_dp_dpms(struct drm_encoder *, int mode, u32 datarate,
89 struct nouveau_object *);
91 struct nouveau_connector *
92 nouveau_encoder_connector_get(struct nouveau_encoder *encoder);
94 #endif /* __NOUVEAU_ENCODER_H__ */