drm/amd/display: Enable "trigger_hotplug" debugfs on all outputs
authorStylon Wang <stylon.wang@amd.com>
Tue, 29 Dec 2020 04:51:27 +0000 (12:51 +0800)
committerAlex Deucher <alexander.deucher@amd.com>
Tue, 2 Feb 2021 17:11:16 +0000 (12:11 -0500)
[Why]
Per-connector debugfs entry "trigger_hotplug" is available on DP/eDP only.
New IGT tests need this entry to test other outputs.

[How]
Enable this debugfs entry on all types of connectors

Signed-off-by: Stylon Wang <stylon.wang@amd.com>
Reviewed-by: Mikita Lipski <Mikita.Lipski@amd.com>
Acked-by: Anson Jacob <Anson.Jacob@amd.com>
Tested-by: Daniel Wheeler <daniel.wheeler@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_debugfs.c

index d645f3e..3609521 100644 (file)
@@ -1063,7 +1063,7 @@ static int dp_dsc_fec_support_show(struct seq_file *m, void *data)
  *     echo 0 > /sys/kernel/debug/dri/0/DP-X/trigger_hotplug
  *
  */
-static ssize_t dp_trigger_hotplug(struct file *f, const char __user *buf,
+static ssize_t trigger_hotplug(struct file *f, const char __user *buf,
                                                        size_t size, loff_t *pos)
 {
        struct amdgpu_dm_connector *aconnector = file_inode(f)->i_private;
@@ -2214,9 +2214,9 @@ static const struct file_operations dp_dsc_slice_bpg_offset_debugfs_fops = {
        .llseek = default_llseek
 };
 
-static const struct file_operations dp_trigger_hotplug_debugfs_fops = {
+static const struct file_operations trigger_hotplug_debugfs_fops = {
        .owner = THIS_MODULE,
-       .write = dp_trigger_hotplug,
+       .write = trigger_hotplug,
        .llseek = default_llseek
 };
 
@@ -2270,7 +2270,6 @@ static const struct {
        const struct file_operations *fops;
 } dp_debugfs_entries[] = {
                {"link_settings", &dp_link_settings_debugfs_fops},
-               {"trigger_hotplug", &dp_trigger_hotplug_debugfs_fops},
                {"phy_settings", &dp_phy_settings_debugfs_fop},
                {"test_pattern", &dp_phy_test_pattern_fops},
 #ifdef CONFIG_DRM_AMD_DC_HDCP
@@ -2367,6 +2366,9 @@ void connector_debugfs_init(struct amdgpu_dm_connector *connector)
        debugfs_create_file("output_bpc", 0644, dir, connector,
                            &output_bpc_fops);
 
+       debugfs_create_file("trigger_hotplug", 0644, dir, connector,
+                           &trigger_hotplug_debugfs_fops);
+
        connector->debugfs_dpcd_address = 0;
        connector->debugfs_dpcd_size = 0;