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msm: camera: common: create a common root folder for debugfs

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Create common root folder under debugfs root named camera at probe. Add
utility functions to create subdirectories under the common camera root.

CRs-Fixed: 3093049
Change-Id: Ia4cefb5d2263ecabf1b9d70deefa1ee624b04f07
Signed-off-by: Anand Ravi <quic_ananravi@quicinc.com>
This commit is contained in:
Anand Ravi
2021-12-13 14:49:13 -08:00
parent d123d73bc2
commit cbe499e9eb
20 changed files with 288 additions and 205 deletions
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8
drivers/cam_sync/cam_sync.c
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@@ -1068,8 +1068,11 @@ static int cam_sync_create_debugfs(void)
int rc = 0;
struct dentry *dbgfileptr = NULL;
dbgfileptr = debugfs_create_dir("camera_sync", NULL);
if (!dbgfileptr) {
if (!cam_debugfs_available())
return 0;
rc = cam_debugfs_create_subdir("sync", &dbgfileptr);
if (rc) {
CAM_ERR(CAM_SYNC,"DebugFS could not create directory!");
rc = -ENOENT;
goto end;
@@ -1263,7 +1266,6 @@ static void cam_sync_component_unbind(struct device *dev,
#endif
video_unregister_device(sync_dev->vdev);
video_device_release(sync_dev->vdev);
debugfs_remove_recursive(sync_dev->dentry);
sync_dev->dentry = NULL;
for (i = 0; i < CAM_SYNC_MAX_OBJS; i++)