61 lines
1.3 KiB
C
61 lines
1.3 KiB
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 "util/types.h"
|
|
#include "ocp-nvme.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);
|
|
}
|
|
|
|
int ocp_get_log_simple(struct nvme_dev *dev, enum ocp_dssd_log_id lid, __u32 len, void *log)
|
|
{
|
|
int fd = dev_fd(dev);
|
|
struct nvme_get_log_args args = {
|
|
.log = log,
|
|
.args_size = sizeof(args),
|
|
.fd = fd,
|
|
.timeout = NVME_DEFAULT_IOCTL_TIMEOUT,
|
|
.lid = (enum nvme_cmd_get_log_lid)lid,
|
|
.len = len,
|
|
.nsid = NVME_NSID_ALL,
|
|
.lsi = NVME_LOG_LSI_NONE,
|
|
.lsp = NVME_LOG_LSP_NONE,
|
|
};
|
|
|
|
ocp_get_uuid_index(dev, &args.uuidx);
|
|
|
|
return nvme_get_log_page(fd, NVME_LOG_PAGE_PDU_SIZE, &args);
|
|
}
|