diff options
author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-07 18:45:59 +0000 |
---|---|---|
committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-07 18:45:59 +0000 |
commit | 19fcec84d8d7d21e796c7624e521b60d28ee21ed (patch) | |
tree | 42d26aa27d1e3f7c0b8bd3fd14e7d7082f5008dc /src/spdk/lib/nvme/nvme_ctrlr_ocssd_cmd.c | |
parent | Initial commit. (diff) | |
download | ceph-6d07fdb6bb33b1af39833b850bb6cf8af79fe293.tar.xz ceph-6d07fdb6bb33b1af39833b850bb6cf8af79fe293.zip |
Adding upstream version 16.2.11+ds.upstream/16.2.11+dsupstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'src/spdk/lib/nvme/nvme_ctrlr_ocssd_cmd.c')
-rw-r--r-- | src/spdk/lib/nvme/nvme_ctrlr_ocssd_cmd.c | 88 |
1 files changed, 88 insertions, 0 deletions
diff --git a/src/spdk/lib/nvme/nvme_ctrlr_ocssd_cmd.c b/src/spdk/lib/nvme/nvme_ctrlr_ocssd_cmd.c new file mode 100644 index 000000000..2eba219ce --- /dev/null +++ b/src/spdk/lib/nvme/nvme_ctrlr_ocssd_cmd.c @@ -0,0 +1,88 @@ +/*- + * BSD LICENSE + * + * Copyright (c) Intel Corporation. + * All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * + * * Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * * Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in + * the documentation and/or other materials provided with the + * distribution. + * * Neither the name of Intel Corporation nor the names of its + * contributors may be used to endorse or promote products derived + * from this software without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS + * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT + * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR + * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT + * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, + * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT + * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, + * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY + * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT + * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE + * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. + */ + +#include "spdk/nvme_ocssd.h" +#include "nvme_internal.h" + +bool +spdk_nvme_ctrlr_is_ocssd_supported(struct spdk_nvme_ctrlr *ctrlr) +{ + if (ctrlr->quirks & NVME_QUIRK_OCSSD) { + /* TODO: There isn't a standardized way to identify Open-Channel SSD + * different verdors may have different conditions. + */ + + /* + * Current QEMU OpenChannel Device needs to check nsdata->vs[0]. + * Here check nsdata->vs[0] of the first namespace. + */ + if (ctrlr->cdata.vid == SPDK_PCI_VID_CNEXLABS) { + if (ctrlr->num_ns && ctrlr->nsdata[0].vendor_specific[0] == 0x1) { + return true; + } + } + } + return false; +} + + +int +spdk_nvme_ocssd_ctrlr_cmd_geometry(struct spdk_nvme_ctrlr *ctrlr, uint32_t nsid, + void *payload, uint32_t payload_size, + spdk_nvme_cmd_cb cb_fn, void *cb_arg) +{ + struct nvme_request *req; + struct spdk_nvme_cmd *cmd; + int rc; + + if (!payload || (payload_size != sizeof(struct spdk_ocssd_geometry_data))) { + return -EINVAL; + } + + nvme_robust_mutex_lock(&ctrlr->ctrlr_lock); + req = nvme_allocate_request_user_copy(ctrlr->adminq, + payload, payload_size, cb_fn, cb_arg, false); + if (req == NULL) { + nvme_robust_mutex_unlock(&ctrlr->ctrlr_lock); + return -ENOMEM; + } + + cmd = &req->cmd; + cmd->opc = SPDK_OCSSD_OPC_GEOMETRY; + cmd->nsid = nsid; + + rc = nvme_ctrlr_submit_admin_request(ctrlr, req); + + nvme_robust_mutex_unlock(&ctrlr->ctrlr_lock); + return rc; +} |