1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
|
/* SPDX-License-Identifier: GPL-2.0-only */
/*
* Copyright (c) 2017-2019, The Linux Foundation. All rights reserved.
*/
#ifndef _DP_DRM_H_
#define _DP_DRM_H_
#include <linux/types.h>
#include <drm/drmP.h>
#include <drm/drm_crtc.h>
#include <drm/drm_crtc_helper.h>
#include "msm_drv.h"
#include "dp_display.h"
struct dp_bridge {
struct drm_bridge base;
u32 id;
struct drm_connector *connector;
struct dp_display *display;
struct dp_display_mode dp_mode;
void *dp_panel;
};
#ifdef CONFIG_DRM_MSM_DP
/**
* dp_connector_config_hdr - callback to configure HDR
* @connector: Pointer to drm connector structure
* @display: Pointer to private display handle
* @c_state: connect state data
* Returns: Zero on success
*/
int dp_connector_config_hdr(struct drm_connector *connector,
void *display,
struct sde_connector_state *c_state);
/**
* dp_connector_atomic_check - callback to perform atomic
* check for DP
* @connector: Pointer to drm connector structure
* @display: Pointer to private display handle
* @c_state: connect state data
* Returns: Zero on success
*/
int dp_connector_atomic_check(struct drm_connector *connector,
void *display,
struct drm_connector_state *c_state);
/**
* dp_connector_set_colorspace - callback to set new colorspace
* @connector: Pointer to drm connector structure
* @display: Pointer to private display handle
* Returns: Zero on success
*/
int dp_connector_set_colorspace(struct drm_connector *connector,
void *display);
/**
* dp_connector_post_init - callback to perform additional initialization steps
* @connector: Pointer to drm connector structure
* @display: Pointer to private display handle
* Returns: Zero on success
*/
int dp_connector_post_init(struct drm_connector *connector, void *display);
/**
* dp_connector_detect - callback to determine if connector is connected
* @connector: Pointer to drm connector structure
* @force: Force detect setting from drm framework
* @display: Pointer to private display handle
* Returns: Connector 'is connected' status
*/
enum drm_connector_status dp_connector_detect(struct drm_connector *conn,
bool force,
void *display);
/**
* dp_connector_get_modes - callback to add drm modes via drm_mode_probed_add()
* @connector: Pointer to drm connector structure
* @display: Pointer to private display handle
* @avail_res: Pointer with curr available resources
* Returns: Number of modes added
*/
int dp_connector_get_modes(struct drm_connector *connector,
void *display, const struct msm_resource_caps_info *avail_res);
/**
* dp_connector_mode_valid - callback to determine if specified mode is valid
* @connector: Pointer to drm connector structure
* @mode: Pointer to drm mode structure
* @display: Pointer to private display handle
* @avail_res: Pointer with curr available resources
* Returns: Validity status for specified mode
*/
enum drm_mode_status dp_connector_mode_valid(struct drm_connector *connector,
struct drm_display_mode *mode,
void *display, const struct msm_resource_caps_info *avail_res);
/**
* dp_connector_get_mode_info - retrieve information of the mode selected
* @connector: Pointer to drm connector structure
* @drm_mode: Display mode set for the display
* @mode_info: Out parameter. Information of the mode
* @display: Pointer to private display structure
* @avail_res: Pointer with curr available resources
* Returns: zero on success
*/
int dp_connector_get_mode_info(struct drm_connector *connector,
const struct drm_display_mode *drm_mode,
struct msm_mode_info *mode_info,
void *display, const struct msm_resource_caps_info *avail_res);
/**
* dp_connector_get_info - retrieve connector display info
* @connector: Pointer to drm connector structure
* @info: Out parameter. Information of the connected display
* @display: Pointer to private display structure
* Returns: zero on success
*/
int dp_connector_get_info(struct drm_connector *connector,
struct msm_display_info *info, void *display);
/**
* dp_connector_post_open - handle the post open functionalites
* @connector: Pointer to drm connector structure
* @display: Pointer to private display structure
*/
void dp_connector_post_open(struct drm_connector *connector, void *display);
int dp_drm_bridge_init(void *display,
struct drm_encoder *encoder);
void dp_drm_bridge_deinit(void *display);
/**
* convert_to_drm_mode - convert dp mode to drm mode
* @dp_mode: Point to dp mode
* @drm_mode: Pointer to drm mode
*/
void convert_to_drm_mode(const struct dp_display_mode *dp_mode,
struct drm_display_mode *drm_mode);
/**
* dp_connector_update_pps - update pps for given connector
* @dp_mode: Point to dp mode
* @pps_cmd: PPS packet
* @display: Pointer to private display structure
*/
int dp_connector_update_pps(struct drm_connector *connector,
char *pps_cmd, void *display);
/**
* dp_mst_drm_bridge_init - initialize mst bridge
* @display: Pointer to private display structure
* @encoder: Pointer to encoder for mst bridge mapping
*/
int dp_mst_drm_bridge_init(void *display,
struct drm_encoder *encoder);
/**
* dp_mst_drm_bridge_deinit - de-initialize mst bridges
* @display: Pointer to private display structure
*/
void dp_mst_drm_bridge_deinit(void *display);
/**
* dp_mst_init - initialize mst objects for the given display
* @display: Pointer to private display structure
*/
int dp_mst_init(struct dp_display *dp_display);
/**
* dp_mst_deinit - de-initialize mst objects for the given display
* @display: Pointer to private display structure
*/
void dp_mst_deinit(struct dp_display *dp_display);
#else
static inline int dp_connector_config_hdr(struct drm_connector *connector,
void *display, struct sde_connector_state *c_state)
{
return 0;
}
int dp_connector_atomic_check(struct drm_connector *connector,
void *display,
struct drm_connector_state *c_state)
{
return 0;
}
int dp_connector_set_colorspace(struct drm_connector *connector,
void *display)
{
return 0;
}
static inline int dp_connector_post_init(struct drm_connector *connector,
void *display)
{
return 0;
}
static inline enum drm_connector_status dp_connector_detect(
struct drm_connector *conn,
bool force,
void *display)
{
return 0;
}
static inline int dp_connector_get_modes(struct drm_connector *connector,
void *display, const struct msm_resource_caps_info *avail_res)
{
return 0;
}
static inline enum drm_mode_status dp_connector_mode_valid(
struct drm_connector *connector,
struct drm_display_mode *mode,
void *display, const struct msm_resource_caps_info *avail_res)
{
return MODE_OK;
}
static inline int dp_connector_get_mode_info(struct drm_connector *connector,
const struct drm_display_mode *drm_mode,
struct msm_mode_info *mode_info,
void *display, const struct msm_resource_caps_info *avail_res)
{
return 0;
}
static inline int dp_connector_get_info(struct drm_connector *connector,
struct msm_display_info *info, void *display)
{
return 0;
}
static inline void dp_connector_post_open(struct drm_connector *connector,
void *display)
{
}
static inline int dp_drm_bridge_init(void *display, struct drm_encoder *encoder)
{
return 0;
}
static inline void dp_drm_bridge_deinit(void *display)
{
}
static inline void convert_to_drm_mode(const struct dp_display_mode *dp_mode,
struct drm_display_mode *drm_mode)
{
}
static inline int dp_mst_drm_bridge_init(void *display,
struct drm_encoder *encoder)
{
return 0;
}
static inline void dp_mst_drm_bridge_deinit(void *display)
{
}
static inline int dp_mst_init(struct dp_display *dp_display)
{
return 0;
}
static inline int dp_mst_deinit(struct dp_display *dp_display)
{
return 0;
}
#endif
#endif /* _DP_DRM_H_ */
|
