summaryrefslogtreecommitdiffstats
path: root/drivers/gpu/drm/msm/dp/dp_debug.h
blob: 9b3b2e702f65504cc374da6c1ee606aa70c71477 (plain)
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
/* SPDX-License-Identifier: GPL-2.0-only */
/*
 * Copyright (c) 2017-2020, The Linux Foundation. All rights reserved.
 */

#ifndef _DP_DEBUG_H_
#define _DP_DEBUG_H_

#include "dp_panel.h"
#include "dp_link.h"

/**
 * struct dp_debug
 * @debug_en: specifies whether debug mode enabled
 * @vdisplay: used to filter out vdisplay value
 * @hdisplay: used to filter out hdisplay value
 * @vrefresh: used to filter out vrefresh value
 * @tpg_state: specifies whether tpg feature is enabled
 */
struct dp_debug {
	bool debug_en;
	int aspect_ratio;
	int vdisplay;
	int hdisplay;
	int vrefresh;
};

#if defined(CONFIG_DEBUG_FS)

/**
 * dp_debug_get() - configure and get the DisplayPlot debug module data
 *
 * @dev: device instance of the caller
 * @panel: instance of panel module
 * @link: instance of link module
 * @connector: double pointer to display connector
 * @root: connector's debugfs root
 * @is_edp: set for eDP connectors / panels
 * return: pointer to allocated debug module data
 *
 * This function sets up the debug module and provides a way
 * for debugfs input to be communicated with existing modules
 */
struct dp_debug *dp_debug_get(struct device *dev, struct dp_panel *panel,
		struct dp_link *link,
		struct drm_connector *connector,
		struct dentry *root,
		bool is_edp);

#else

static inline
struct dp_debug *dp_debug_get(struct device *dev, struct dp_panel *panel,
		struct dp_link *link,
		struct drm_connector *connector,
		struct dentry *root,
		bool is_edp)
{
	return ERR_PTR(-EINVAL);
}

#endif /* defined(CONFIG_DEBUG_FS) */

#endif /* _DP_DEBUG_H_ */