On 2019-07-26 01:39, Pierre-Louis Bossart wrote:
+static void intel_debugfs_init(struct sdw_intel *sdw)
+{
+ struct dentry *root = sdw->cdns.bus.debugfs;
+
+ if (!root)
+ return;
+
+ sdw->fs = debugfs_create_dir("intel-sdw", root);
+ if (IS_ERR_OR_NULL(sdw->fs)) {
+ dev_err(sdw->cdns.dev, "debugfs root creation failed\n");
+ sdw->fs = NULL;
+ return;
+ }
+
+ debugfs_create_file("intel-registers", 0400, sdw->fs, sdw,
+ &intel_reg_fops);
+
+ sdw_cdns_debugfs_init(&sdw->cdns, sdw->fs);
+}
I believe there should be dummy equivalent of _init and _exit if debugfs
is not enabled (if these are defined already and I've missed it, please
ignore).
+static void intel_debugfs_exit(struct sdw_intel *sdw)
+{
+ debugfs_remove_recursive(sdw->fs);
+}
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