39 lines
789 B
C
39 lines
789 B
C
// SPDX-License-Identifier: GPL-2.0-or-later
|
|
/*
|
|
* Copyright (c) 2022-2024 Solidigm.
|
|
*
|
|
* Author: leonardo.da.cunha@solidigm.com
|
|
*/
|
|
|
|
#include <unistd.h>
|
|
#include <errno.h>
|
|
#include "ocp-utils.h"
|
|
|
|
const unsigned char ocp_uuid[NVME_UUID_LEN] = {
|
|
0xc1, 0x94, 0xd5, 0x5b, 0xe0, 0x94, 0x47, 0x94, 0xa2, 0x1d,
|
|
0x29, 0x99, 0x8f, 0x56, 0xbe, 0x6f };
|
|
|
|
int ocp_find_uuid_index(struct nvme_id_uuid_list *uuid_list, __u8 *index)
|
|
{
|
|
int i = nvme_uuid_find(uuid_list, ocp_uuid);
|
|
|
|
*index = 0;
|
|
if (i > 0)
|
|
*index = i;
|
|
else
|
|
return -errno;
|
|
|
|
return 0;
|
|
}
|
|
|
|
int ocp_get_uuid_index(struct nvme_dev *dev, __u8 *index)
|
|
{
|
|
struct nvme_id_uuid_list uuid_list;
|
|
int err = nvme_identify_uuid(dev_fd(dev), &uuid_list);
|
|
|
|
*index = 0;
|
|
if (err)
|
|
return err;
|
|
|
|
return ocp_find_uuid_index(&uuid_list, index);
|
|
}
|