Unverified Commit d36842ba authored by Tero Kristo's avatar Tero Kristo Committed by Ilpo Järvinen
Browse files

platform/x86/intel/tpmi: Add API to get debugfs root 



Add new API to get the debugfs root directory for TPMI. This allows any
TPMI devices to add their own debugfs items under the same directory
structure.

Reviewed-by: default avatarAndy Shevchenko <andriy.shevchenko@linux.intel.com>
Reviewed-by: default avatarIlpo Järvinen <ilpo.jarvinen@linux.intel.com>
Signed-off-by: default avatarTero Kristo <tero.kristo@linux.intel.com>
Link: https://lore.kernel.org/r/20240527133400.483634-3-tero.kristo@linux.intel.com


Signed-off-by: default avatarIlpo Järvinen <ilpo.jarvinen@linux.intel.com>
parent b44d79d6

drivers/platform/x86/intel/tpmi.c

+9 −0
Original line number Diff line number Diff line
@@ -357,6 +357,15 @@ int tpmi_get_feature_status(struct auxiliary_device *auxdev, 
}

EXPORT_SYMBOL_NS_GPL(tpmi_get_feature_status, INTEL_TPMI);



struct dentry *tpmi_get_debugfs_dir(struct auxiliary_device *auxdev)

{

	struct intel_vsec_device *intel_vsec_dev = dev_to_ivdev(auxdev->dev.parent);

	struct intel_tpmi_info *tpmi_info = auxiliary_get_drvdata(&intel_vsec_dev->auxdev);



	return tpmi_info->dbgfs_dir;

}

EXPORT_SYMBOL_NS_GPL(tpmi_get_debugfs_dir, INTEL_TPMI);



static int tpmi_pfs_dbg_show(struct seq_file *s, void *unused)

{

	struct intel_tpmi_info *tpmi_info = s->private;

include/linux/intel_tpmi.h

+1 −0
Original line number Diff line number Diff line
@@ -54,4 +54,5 @@ struct resource *tpmi_get_resource_at_index(struct auxiliary_device *auxdev, int 
int tpmi_get_resource_count(struct auxiliary_device *auxdev);

int tpmi_get_feature_status(struct auxiliary_device *auxdev, int feature_id, bool *read_blocked,

			    bool *write_blocked);

struct dentry *tpmi_get_debugfs_dir(struct auxiliary_device *auxdev);

#endif