Update Linux to v5.10.109
Sourced from [1]
[1] https://cdn.kernel.org/pub/linux/kernel/v5.x/linux-5.10.109.tar.xz
Change-Id: I19bca9fc6762d4e63bcf3e4cba88bbe560d9c76c
Signed-off-by: Olivier Deprez <olivier.deprez@arm.com>
diff --git a/drivers/gpu/drm/drm_debugfs.c b/drivers/gpu/drm/drm_debugfs.c
index 0ba9242..b0a8264 100644
--- a/drivers/gpu/drm/drm_debugfs.c
+++ b/drivers/gpu/drm/drm_debugfs.c
@@ -173,8 +173,8 @@
* &struct drm_info_list in the given root directory. These files will be removed
* automatically on drm_debugfs_cleanup().
*/
-int drm_debugfs_create_files(const struct drm_info_list *files, int count,
- struct dentry *root, struct drm_minor *minor)
+void drm_debugfs_create_files(const struct drm_info_list *files, int count,
+ struct dentry *root, struct drm_minor *minor)
{
struct drm_device *dev = minor->dev;
struct drm_info_node *tmp;
@@ -183,8 +183,7 @@
for (i = 0; i < count; i++) {
u32 features = files[i].driver_features;
- if (features != 0 &&
- (dev->driver->driver_features & features) != features)
+ if (features && !drm_core_check_all_features(dev, features))
continue;
tmp = kmalloc(sizeof(struct drm_info_node), GFP_KERNEL);
@@ -201,7 +200,6 @@
list_add(&tmp->list, &minor->debugfs_list);
mutex_unlock(&minor->debugfs_lock);
}
- return 0;
}
EXPORT_SYMBOL(drm_debugfs_create_files);
@@ -210,52 +208,28 @@
{
struct drm_device *dev = minor->dev;
char name[64];
- int ret;
INIT_LIST_HEAD(&minor->debugfs_list);
mutex_init(&minor->debugfs_lock);
sprintf(name, "%d", minor_id);
minor->debugfs_root = debugfs_create_dir(name, root);
- ret = drm_debugfs_create_files(drm_debugfs_list, DRM_DEBUGFS_ENTRIES,
- minor->debugfs_root, minor);
- if (ret) {
- debugfs_remove(minor->debugfs_root);
- minor->debugfs_root = NULL;
- DRM_ERROR("Failed to create core drm debugfs files\n");
- return ret;
- }
+ drm_debugfs_create_files(drm_debugfs_list, DRM_DEBUGFS_ENTRIES,
+ minor->debugfs_root, minor);
if (drm_drv_uses_atomic_modeset(dev)) {
- ret = drm_atomic_debugfs_init(minor);
- if (ret) {
- DRM_ERROR("Failed to create atomic debugfs files\n");
- return ret;
- }
+ drm_atomic_debugfs_init(minor);
}
if (drm_core_check_feature(dev, DRIVER_MODESET)) {
- ret = drm_framebuffer_debugfs_init(minor);
- if (ret) {
- DRM_ERROR("Failed to create framebuffer debugfs file\n");
- return ret;
- }
+ drm_framebuffer_debugfs_init(minor);
- ret = drm_client_debugfs_init(minor);
- if (ret) {
- DRM_ERROR("Failed to create client debugfs file\n");
- return ret;
- }
+ drm_client_debugfs_init(minor);
}
- if (dev->driver->debugfs_init) {
- ret = dev->driver->debugfs_init(minor);
- if (ret) {
- DRM_ERROR("DRM: Driver failed to initialize "
- "/sys/kernel/debug/dri.\n");
- return ret;
- }
- }
+ if (dev->driver->debugfs_init)
+ dev->driver->debugfs_init(minor);
+
return 0;
}
@@ -403,6 +377,24 @@
return (ret) ? ret : len;
}
+/*
+ * Returns the min and max vrr vfreq through the connector's debugfs file.
+ * Example usage: cat /sys/kernel/debug/dri/0/DP-1/vrr_range
+ */
+static int vrr_range_show(struct seq_file *m, void *data)
+{
+ struct drm_connector *connector = m->private;
+
+ if (connector->status != connector_status_connected)
+ return -ENODEV;
+
+ seq_printf(m, "Min: %u\n", (u8)connector->display_info.monitor_range.min_vfreq);
+ seq_printf(m, "Max: %u\n", (u8)connector->display_info.monitor_range.max_vfreq);
+
+ return 0;
+}
+DEFINE_SHOW_ATTRIBUTE(vrr_range);
+
static const struct file_operations drm_edid_fops = {
.owner = THIS_MODULE,
.open = edid_open,
@@ -440,6 +432,10 @@
/* edid */
debugfs_create_file("edid_override", S_IRUGO | S_IWUSR, root, connector,
&drm_edid_fops);
+
+ /* vrr range */
+ debugfs_create_file("vrr_range", S_IRUGO, root, connector,
+ &vrr_range_fops);
}
void drm_debugfs_connector_remove(struct drm_connector *connector)