07fe6a43d6
This is more accurate to what they are, and will make defining library dependencies much simpler. This change in directory does not affect the final placement of naming of libraries at the end of time. Change-Id: Ic48a9233dff564e39ce357a9ea0a111ea2b6414b Signed-off-by: Seth Howell <seth.howell@intel.com> Reviewed-on: https://review.gerrithub.io/c/spdk/spdk/+/465454 Tested-by: SPDK CI Jenkins <sys_sgci@intel.com> Reviewed-by: Broadcom SPDK FC-NVMe CI <spdk-ci.pdl@broadcom.com> Reviewed-by: Jim Harris <james.r.harris@intel.com> Reviewed-by: Ben Walker <benjamin.walker@intel.com>
123 lines
3.2 KiB
C
123 lines
3.2 KiB
C
/*-
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* BSD LICENSE
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*
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* Copyright (c) Intel Corporation.
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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*
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* * Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* * Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in
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* the documentation and/or other materials provided with the
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* distribution.
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* * Neither the name of Intel Corporation nor the names of its
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* contributors may be used to endorse or promote products derived
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* from this software without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
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* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
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* OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
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* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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#include <ocf/ocf.h>
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#include "spdk/bdev.h"
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#include "data.h"
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struct bdev_ocf_data *
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vbdev_ocf_data_alloc(uint32_t iovcnt)
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{
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struct bdev_ocf_data *data;
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data = env_malloc(sizeof(*data), ENV_MEM_NOIO);
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if (!data) {
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return NULL;
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}
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data->seek = 0;
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if (iovcnt) {
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data->iovs = env_malloc(sizeof(*data->iovs) * iovcnt, ENV_MEM_NOIO);
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if (!data->iovs) {
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env_free(data);
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return NULL;
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}
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}
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data->iovcnt = 0;
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data->iovalloc = iovcnt;
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return data;
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}
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void
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vbdev_ocf_data_free(struct bdev_ocf_data *data)
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{
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if (!data) {
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return;
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}
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if (data->iovalloc != 0) {
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env_free(data->iovs);
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}
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env_free(data);
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}
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void
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vbdev_ocf_iovs_add(struct bdev_ocf_data *data, void *base, size_t len)
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{
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assert(NULL != data);
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assert(data->iovalloc != -1);
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if (data->iovcnt == data->iovalloc) {
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/* TODO: Realloc iovs */
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SPDK_ERRLOG("IOV error\n");
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}
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data->iovs[data->iovcnt].iov_base = base;
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data->iovs[data->iovcnt].iov_len = len;
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data->iovcnt++;
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}
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struct bdev_ocf_data *
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vbdev_ocf_data_from_spdk_io(struct spdk_bdev_io *bdev_io)
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{
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struct bdev_ocf_data *data;
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if (bdev_io == NULL) {
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return NULL;
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}
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switch (bdev_io->type) {
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case SPDK_BDEV_IO_TYPE_WRITE:
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case SPDK_BDEV_IO_TYPE_READ:
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assert(bdev_io->u.bdev.iovs);
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break;
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case SPDK_BDEV_IO_TYPE_FLUSH:
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case SPDK_BDEV_IO_TYPE_UNMAP:
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break;
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default:
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SPDK_ERRLOG("Unsupported IO type %d\n", bdev_io->type);
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return NULL;
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}
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data = (struct bdev_ocf_data *)bdev_io->driver_ctx;
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data->iovs = bdev_io->u.bdev.iovs;
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data->iovcnt = bdev_io->u.bdev.iovcnt;
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data->size = bdev_io->u.bdev.num_blocks * bdev_io->bdev->blocklen;
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return data;
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}
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