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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_ENCODER_H__
28#define __NOUVEAU_ENCODER_H__
29
30#include <subdev/bios/dcb.h>
31
32#include <drm/drm_encoder_slave.h>
33#include "dispnv04/disp.h"
34
35#define NV_DPMS_CLEARED 0x80
36
37struct nvkm_i2c_port;
38
39struct nouveau_encoder {
40 struct drm_encoder_slave base;
41
42 struct dcb_output *dcb;
43 int or;
44
45 struct i2c_adapter *i2c;
46 struct nvkm_i2c_aux *aux;
47
48 /* different to drm_encoder.crtc, this reflects what's
49 * actually programmed on the hw, not the proposed crtc */
50 struct drm_crtc *crtc;
51 u32 ctrl;
52
53 struct drm_display_mode mode;
54 int last_dpms;
55
56 struct nv04_output_reg restore;
57
58 union {
59 struct {
60 u8 dpcd[8];
61 int link_nr;
62 int link_bw;
63 u32 datarate;
64 } dp;
65 };
66
67 void (*enc_save)(struct drm_encoder *encoder);
68 void (*enc_restore)(struct drm_encoder *encoder);
69};
70
71struct nouveau_encoder *
72find_encoder(struct drm_connector *connector, int type);
73
74static inline struct nouveau_encoder *nouveau_encoder(struct drm_encoder *enc)
75{
76 struct drm_encoder_slave *slave = to_encoder_slave(enc);
77
78 return container_of(slave, struct nouveau_encoder, base);
79}
80
81static inline struct drm_encoder *to_drm_encoder(struct nouveau_encoder *enc)
82{
83 return &enc->base.base;
84}
85
86static inline const struct drm_encoder_slave_funcs *
87get_slave_funcs(struct drm_encoder *enc)
88{
89 return to_encoder_slave(enc)->slave_funcs;
90}
91
92/* nouveau_dp.c */
93int nouveau_dp_detect(struct nouveau_encoder *);
94
95struct nouveau_connector *
96nouveau_encoder_connector_get(struct nouveau_encoder *encoder);
97
98#endif /* __NOUVEAU_ENCODER_H__ */
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_ENCODER_H__
28#define __NOUVEAU_ENCODER_H__
29
30#include "drm_encoder_slave.h"
31#include "nouveau_drv.h"
32
33#define NV_DPMS_CLEARED 0x80
34
35struct dp_train_func {
36 void (*link_set)(struct drm_device *, struct dcb_entry *, int crtc,
37 int nr, u32 bw, bool enhframe);
38 void (*train_set)(struct drm_device *, struct dcb_entry *, u8 pattern);
39 void (*train_adj)(struct drm_device *, struct dcb_entry *,
40 u8 lane, u8 swing, u8 preem);
41};
42
43struct nouveau_encoder {
44 struct drm_encoder_slave base;
45
46 struct dcb_entry *dcb;
47 int or;
48
49 /* different to drm_encoder.crtc, this reflects what's
50 * actually programmed on the hw, not the proposed crtc */
51 struct drm_crtc *crtc;
52
53 struct drm_display_mode mode;
54 int last_dpms;
55
56 struct nv04_output_reg restore;
57
58 union {
59 struct {
60 u8 dpcd[8];
61 int link_nr;
62 int link_bw;
63 u32 datarate;
64 } dp;
65 };
66};
67
68struct nouveau_encoder *
69find_encoder(struct drm_connector *connector, int type);
70
71static inline struct nouveau_encoder *nouveau_encoder(struct drm_encoder *enc)
72{
73 struct drm_encoder_slave *slave = to_encoder_slave(enc);
74
75 return container_of(slave, struct nouveau_encoder, base);
76}
77
78static inline struct drm_encoder *to_drm_encoder(struct nouveau_encoder *enc)
79{
80 return &enc->base.base;
81}
82
83static inline struct drm_encoder_slave_funcs *
84get_slave_funcs(struct drm_encoder *enc)
85{
86 return to_encoder_slave(enc)->slave_funcs;
87}
88
89/* nouveau_dp.c */
90int nouveau_dp_auxch(struct nouveau_i2c_chan *auxch, int cmd, int addr,
91 uint8_t *data, int data_nr);
92bool nouveau_dp_detect(struct drm_encoder *);
93void nouveau_dp_dpms(struct drm_encoder *, int mode, u32 datarate,
94 struct dp_train_func *);
95u8 *nouveau_dp_bios_data(struct drm_device *, struct dcb_entry *, u8 **);
96
97struct nouveau_connector *
98nouveau_encoder_connector_get(struct nouveau_encoder *encoder);
99int nv50_sor_create(struct drm_connector *, struct dcb_entry *);
100void nv50_sor_dp_calc_tu(struct drm_device *, int, int, u32, u32);
101int nv50_dac_create(struct drm_connector *, struct dcb_entry *);
102
103
104#endif /* __NOUVEAU_ENCODER_H__ */