linux/drivers/hwtracing/coresight/coresight-syscfg-configfs.h
Mike Leach 7ebd0ec6cf coresight: configfs: Allow configfs to activate configuration
Adds configfs attributes to allow a configuration to be enabled for use
when sysfs is used to control CoreSight.

perf retains independent enabling of configurations.

Signed-off-by: Mike Leach <mike.leach@linaro.org>
Link: https://lore.kernel.org/r/20211124200038.28662-6-mike.leach@linaro.org
Signed-off-by: Mathieu Poirier <mathieu.poirier@linaro.org>
2021-11-26 11:34:27 -07:00

50 lines
1.3 KiB
C

/* 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 */