1 // SPDX-License-Identifier: GPL-2.0-only
3  * Copyright (c) 2017-2020, The Linux Foundation. All rights reserved.
6 #define pr_fmt(fmt)"[drm-dp] %s: " fmt, __func__
21 	struct dp_link *link;  member
28 	struct dp_debug_private *debug = seq->private;  in dp_debug_show()
34 		return -ENODEV;  in dp_debug_show()
36 	drm_mode = &debug->panel->dp_mode.drm_mode;  in dp_debug_show()
40 			debug->panel->link_info.rate);  in dp_debug_show()
42 			debug->panel->link_info.num_lanes);  in dp_debug_show()
44 			debug->panel->link_info.capabilities);  in dp_debug_show()
46 			drm_mode->hdisplay,  in dp_debug_show()
47 			drm_mode->vdisplay);  in dp_debug_show()
49 			drm_mode->htotal - drm_mode->hsync_end,  in dp_debug_show()
50 			drm_mode->vtotal - drm_mode->vsync_end);  in dp_debug_show()
52 			drm_mode->hsync_start - drm_mode->hdisplay,  in dp_debug_show()
53 			drm_mode->vsync_start - drm_mode->vdisplay);  in dp_debug_show()
55 			drm_mode->hsync_end - drm_mode->hsync_start,  in dp_debug_show()
56 			drm_mode->vsync_end - drm_mode->vsync_start);  in dp_debug_show()
58 			debug->panel->dp_mode.h_active_low,  in dp_debug_show()
59 			debug->panel->dp_mode.v_active_low);  in dp_debug_show()
61 			drm_mode->hskew);  in dp_debug_show()
62 	seq_printf(seq, "\t\trefresh rate = %d\n",  in dp_debug_show()
65 			drm_mode->clock);  in dp_debug_show()
67 			debug->panel->dp_mode.bpp);  in dp_debug_show()
69 	/* Link Information */  in dp_debug_show()
71 			debug->link->sink_request);  in dp_debug_show()
73 			debug->link->link_params.num_lanes);  in dp_debug_show()
74 	link_params_rate = debug->link->link_params.rate;  in dp_debug_show()
77 	lclk = debug->link->link_params.rate * 1000;  in dp_debug_show()
80 			debug->link->phy_params.v_level);  in dp_debug_show()
82 			debug->link->phy_params.p_level);  in dp_debug_show()
90 	const struct dp_debug_private *debug = m->private;  in dp_test_data_show()
91 	const struct drm_connector *connector = debug->connector;  in dp_test_data_show()
94 	if (connector->status == connector_status_connected) {  in dp_test_data_show()
95 		bpc = debug->link->test_video.test_bit_depth;  in dp_test_data_show()
97 				debug->link->test_video.test_h_width);  in dp_test_data_show()
99 				debug->link->test_video.test_v_height);  in dp_test_data_show()
112 	const struct dp_debug_private *debug = m->private;  in dp_test_type_show()
113 	const struct drm_connector *connector = debug->connector;  in dp_test_type_show()
115 	if (connector->status == connector_status_connected)  in dp_test_type_show()
134 	debug = ((struct seq_file *)file->private_data)->private;  in dp_test_active_write()
135 	connector = debug->connector;  in dp_test_active_write()
146 	if (connector->status == connector_status_connected) {  in dp_test_active_write()
157 			debug->panel->video_test = true;  in dp_test_active_write()
159 			debug->panel->video_test = false;  in dp_test_active_write()
169 	struct dp_debug_private *debug = m->private;  in dp_test_active_show()
170 	struct drm_connector *connector = debug->connector;  in dp_test_active_show()
172 	if (connector->status == connector_status_connected) {  in dp_test_active_show()
173 		if (debug->panel->video_test)  in dp_test_active_show()
188 			inode->i_private);  in dp_test_active_open()
201 		  struct dp_link *link,  in dp_debug_init()  argument
207 	if (!dev || !panel || !link) {  in dp_debug_init()
209 		return -EINVAL;  in dp_debug_init()
214 		return -ENOMEM;  in dp_debug_init()
216 	debug->link = link;  in dp_debug_init()
217 	debug->panel = panel;  in dp_debug_init()