[linux-block.git] / tools / power / cpupower / utils / helpers / topology.c

// SPDX-License-Identifier: GPL-2.0-only
/*
 *  (C) 2010,2011       Thomas Renninger <trenn@suse.de>, Novell Inc.
 *
 * ToDo: Needs to be done more properly for AMD/Intel specifics
 */

/* Helper struct for qsort, must be in sync with cpupower_topology.cpu_info */
/* Be careful: Need to pass unsigned to the sort, so that offlined cores are
   in the end, but double check for -1 for offlined cpus at other places */

#include <stdlib.h>
#include <stdio.h>
#include <unistd.h>
#include <errno.h>
#include <fcntl.h>

#include <cpuidle.h>

/* CPU topology/hierarchy parsing ******************/
Commit	Line	Data
4f19048f	1	// SPDX-License-Identifier: GPL-2.0-only
7fe2f639 DB	2	/*
	3	* (C) 2010,2011 Thomas Renninger <trenn@suse.de>, Novell Inc.
	4	*
7fe2f639 DB	5	* ToDo: Needs to be done more properly for AMD/Intel specifics
	6	*/
	7
	8	/* Helper struct for qsort, must be in sync with cpupower_topology.cpu_info */
	9	/* Be careful: Need to pass unsigned to the sort, so that offlined cores are
	10	in the end, but double check for -1 for offlined cpus at other places */
	11
	12	#include <stdlib.h>
	13	#include <stdio.h>
	14	#include <unistd.h>
	15	#include <errno.h>
	16	#include <fcntl.h>
	17
ac5a181d	18	#include <cpuidle.h>
7fe2f639	19
ac5a181d	20	/* CPU topology/hierarchy parsing ******************/
7fe2f639	21