Files
SDK_SG200x_V2/linux_5.10/lib/memregion.c
carbon 0545e9dc6d init version 2024-05-07
commit d1edce71135cc6d98c0a4b5729774542b676e769
Author: sophgo-forum-service <forum_service@sophgo.com>
Date:   Fri Mar 15 16:07:33 2024 +0800

    [fix] recommend using ssh method to clone repo.
    [fix] fix sensor driver repo branch name.
2024-05-07 19:36:36 +08:00

20 lines
429 B
C

// SPDX-License-Identifier: GPL-2.0-only
/* identifiers for device / performance-differentiated memory regions */
#include <linux/idr.h>
#include <linux/types.h>
#include <linux/memregion.h>
static DEFINE_IDA(memregion_ids);
int memregion_alloc(gfp_t gfp)
{
return ida_alloc(&memregion_ids, gfp);
}
EXPORT_SYMBOL(memregion_alloc);
void memregion_free(int id)
{
ida_free(&memregion_ids, id);
}
EXPORT_SYMBOL(memregion_free);