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Diffstat (limited to 'drivers/hwtracing/coresight/coresight-syscfg-configfs.h')
-rw-r--r--drivers/hwtracing/coresight/coresight-syscfg-configfs.h49
1 files changed, 49 insertions, 0 deletions
diff --git a/drivers/hwtracing/coresight/coresight-syscfg-configfs.h b/drivers/hwtracing/coresight/coresight-syscfg-configfs.h
new file mode 100644
index 000000000..373d84d43
--- /dev/null
+++ b/drivers/hwtracing/coresight/coresight-syscfg-configfs.h
@@ -0,0 +1,49 @@
+/* SPDX-License-Identifier: GPL-2.0-only */
+/*
+ * Coresight system configuration driver - support for configfs.
+ */
+
+#ifndef CORESIGHT_SYSCFG_CONFIGFS_H
+#define CORESIGHT_SYSCFG_CONFIGFS_H
+
+#include <linux/configfs.h>
+#include "coresight-syscfg.h"
+
+#define CSCFG_FS_SUBSYS_NAME "cs-syscfg"
+
+/* container for configuration view */
+struct cscfg_fs_config {
+ struct cscfg_config_desc *config_desc;
+ struct config_group group;
+ bool active;
+ int preset;
+};
+
+/* container for feature view */
+struct cscfg_fs_feature {
+ struct cscfg_feature_desc *feat_desc;
+ struct config_group group;
+};
+
+/* container for parameter view */
+struct cscfg_fs_param {
+ int param_idx;
+ struct cscfg_feature_desc *feat_desc;
+ struct config_group group;
+};
+
+/* container for preset view */
+struct cscfg_fs_preset {
+ int preset_num;
+ struct cscfg_config_desc *config_desc;
+ struct config_group group;
+};
+
+int cscfg_configfs_init(struct cscfg_manager *cscfg_mgr);
+void cscfg_configfs_release(struct cscfg_manager *cscfg_mgr);
+int cscfg_configfs_add_config(struct cscfg_config_desc *config_desc);
+int cscfg_configfs_add_feature(struct cscfg_feature_desc *feat_desc);
+void cscfg_configfs_del_config(struct cscfg_config_desc *config_desc);
+void cscfg_configfs_del_feature(struct cscfg_feature_desc *feat_desc);
+
+#endif /* CORESIGHT_SYSCFG_CONFIGFS_H */