Commit 90af3512 authored by Sagi Grimberg's avatar Sagi Grimberg Committed by Christoph Hellwig

nvme-rdma: move nvme_rdma_configure_admin_queue code location

We will call it from other places so avoid having to forward declare it.
Also move it next to nvme_rdma_destroy_admin_queue.
Signed-off-by: default avatarSagi Grimberg <sagi@grimberg.me>
Signed-off-by: default avatarChristoph Hellwig <hch@lst.de>
parent 4897ad4e
......@@ -149,6 +149,9 @@ static int nvme_rdma_cm_handler(struct rdma_cm_id *cm_id,
struct rdma_cm_event *event);
static void nvme_rdma_recv_done(struct ib_cq *cq, struct ib_wc *wc);
static const struct blk_mq_ops nvme_rdma_mq_ops;
static const struct blk_mq_ops nvme_rdma_admin_mq_ops;
/* XXX: really should move to a generic header sooner or later.. */
static inline void put_unaligned_le24(u32 val, u8 *p)
{
......@@ -653,6 +656,97 @@ static void nvme_rdma_destroy_admin_queue(struct nvme_rdma_ctrl *ctrl)
nvme_rdma_dev_put(ctrl->device);
}
static int nvme_rdma_configure_admin_queue(struct nvme_rdma_ctrl *ctrl)
{
int error;
error = nvme_rdma_init_queue(ctrl, 0, NVME_AQ_DEPTH);
if (error)
return error;
ctrl->device = ctrl->queues[0].device;
/*
* We need a reference on the device as long as the tag_set is alive,
* as the MRs in the request structures need a valid ib_device.
*/
error = -EINVAL;
if (!nvme_rdma_dev_get(ctrl->device))
goto out_free_queue;
ctrl->max_fr_pages = min_t(u32, NVME_RDMA_MAX_SEGMENTS,
ctrl->device->dev->attrs.max_fast_reg_page_list_len);
memset(&ctrl->admin_tag_set, 0, sizeof(ctrl->admin_tag_set));
ctrl->admin_tag_set.ops = &nvme_rdma_admin_mq_ops;
ctrl->admin_tag_set.queue_depth = NVME_RDMA_AQ_BLKMQ_DEPTH;
ctrl->admin_tag_set.reserved_tags = 2; /* connect + keep-alive */
ctrl->admin_tag_set.numa_node = NUMA_NO_NODE;
ctrl->admin_tag_set.cmd_size = sizeof(struct nvme_rdma_request) +
SG_CHUNK_SIZE * sizeof(struct scatterlist);
ctrl->admin_tag_set.driver_data = ctrl;
ctrl->admin_tag_set.nr_hw_queues = 1;
ctrl->admin_tag_set.timeout = ADMIN_TIMEOUT;
error = blk_mq_alloc_tag_set(&ctrl->admin_tag_set);
if (error)
goto out_put_dev;
ctrl->ctrl.admin_q = blk_mq_init_queue(&ctrl->admin_tag_set);
if (IS_ERR(ctrl->ctrl.admin_q)) {
error = PTR_ERR(ctrl->ctrl.admin_q);
goto out_free_tagset;
}
error = nvmf_connect_admin_queue(&ctrl->ctrl);
if (error)
goto out_cleanup_queue;
set_bit(NVME_RDMA_Q_LIVE, &ctrl->queues[0].flags);
error = nvmf_reg_read64(&ctrl->ctrl, NVME_REG_CAP,
&ctrl->ctrl.cap);
if (error) {
dev_err(ctrl->ctrl.device,
"prop_get NVME_REG_CAP failed\n");
goto out_cleanup_queue;
}
ctrl->ctrl.sqsize =
min_t(int, NVME_CAP_MQES(ctrl->ctrl.cap), ctrl->ctrl.sqsize);
error = nvme_enable_ctrl(&ctrl->ctrl, ctrl->ctrl.cap);
if (error)
goto out_cleanup_queue;
ctrl->ctrl.max_hw_sectors =
(ctrl->max_fr_pages - 1) << (PAGE_SHIFT - 9);
error = nvme_init_identify(&ctrl->ctrl);
if (error)
goto out_cleanup_queue;
error = nvme_rdma_alloc_qe(ctrl->queues[0].device->dev,
&ctrl->async_event_sqe, sizeof(struct nvme_command),
DMA_TO_DEVICE);
if (error)
goto out_cleanup_queue;
return 0;
out_cleanup_queue:
blk_cleanup_queue(ctrl->ctrl.admin_q);
out_free_tagset:
/* disconnect and drain the queue before freeing the tagset */
nvme_rdma_stop_queue(&ctrl->queues[0]);
blk_mq_free_tag_set(&ctrl->admin_tag_set);
out_put_dev:
nvme_rdma_dev_put(ctrl->device);
out_free_queue:
nvme_rdma_free_queue(&ctrl->queues[0]);
return error;
}
static void nvme_rdma_free_ctrl(struct nvme_ctrl *nctrl)
{
struct nvme_rdma_ctrl *ctrl = to_rdma_ctrl(nctrl);
......@@ -1517,97 +1611,6 @@ static const struct blk_mq_ops nvme_rdma_admin_mq_ops = {
.timeout = nvme_rdma_timeout,
};
static int nvme_rdma_configure_admin_queue(struct nvme_rdma_ctrl *ctrl)
{
int error;
error = nvme_rdma_init_queue(ctrl, 0, NVME_AQ_DEPTH);
if (error)
return error;
ctrl->device = ctrl->queues[0].device;
/*
* We need a reference on the device as long as the tag_set is alive,
* as the MRs in the request structures need a valid ib_device.
*/
error = -EINVAL;
if (!nvme_rdma_dev_get(ctrl->device))
goto out_free_queue;
ctrl->max_fr_pages = min_t(u32, NVME_RDMA_MAX_SEGMENTS,
ctrl->device->dev->attrs.max_fast_reg_page_list_len);
memset(&ctrl->admin_tag_set, 0, sizeof(ctrl->admin_tag_set));
ctrl->admin_tag_set.ops = &nvme_rdma_admin_mq_ops;
ctrl->admin_tag_set.queue_depth = NVME_RDMA_AQ_BLKMQ_DEPTH;
ctrl->admin_tag_set.reserved_tags = 2; /* connect + keep-alive */
ctrl->admin_tag_set.numa_node = NUMA_NO_NODE;
ctrl->admin_tag_set.cmd_size = sizeof(struct nvme_rdma_request) +
SG_CHUNK_SIZE * sizeof(struct scatterlist);
ctrl->admin_tag_set.driver_data = ctrl;
ctrl->admin_tag_set.nr_hw_queues = 1;
ctrl->admin_tag_set.timeout = ADMIN_TIMEOUT;
error = blk_mq_alloc_tag_set(&ctrl->admin_tag_set);
if (error)
goto out_put_dev;
ctrl->ctrl.admin_q = blk_mq_init_queue(&ctrl->admin_tag_set);
if (IS_ERR(ctrl->ctrl.admin_q)) {
error = PTR_ERR(ctrl->ctrl.admin_q);
goto out_free_tagset;
}
error = nvmf_connect_admin_queue(&ctrl->ctrl);
if (error)
goto out_cleanup_queue;
set_bit(NVME_RDMA_Q_LIVE, &ctrl->queues[0].flags);
error = nvmf_reg_read64(&ctrl->ctrl, NVME_REG_CAP,
&ctrl->ctrl.cap);
if (error) {
dev_err(ctrl->ctrl.device,
"prop_get NVME_REG_CAP failed\n");
goto out_cleanup_queue;
}
ctrl->ctrl.sqsize =
min_t(int, NVME_CAP_MQES(ctrl->ctrl.cap), ctrl->ctrl.sqsize);
error = nvme_enable_ctrl(&ctrl->ctrl, ctrl->ctrl.cap);
if (error)
goto out_cleanup_queue;
ctrl->ctrl.max_hw_sectors =
(ctrl->max_fr_pages - 1) << (PAGE_SHIFT - 9);
error = nvme_init_identify(&ctrl->ctrl);
if (error)
goto out_cleanup_queue;
error = nvme_rdma_alloc_qe(ctrl->queues[0].device->dev,
&ctrl->async_event_sqe, sizeof(struct nvme_command),
DMA_TO_DEVICE);
if (error)
goto out_cleanup_queue;
return 0;
out_cleanup_queue:
blk_cleanup_queue(ctrl->ctrl.admin_q);
out_free_tagset:
/* disconnect and drain the queue before freeing the tagset */
nvme_rdma_stop_queue(&ctrl->queues[0]);
blk_mq_free_tag_set(&ctrl->admin_tag_set);
out_put_dev:
nvme_rdma_dev_put(ctrl->device);
out_free_queue:
nvme_rdma_free_queue(&ctrl->queues[0]);
return error;
}
static void nvme_rdma_shutdown_ctrl(struct nvme_rdma_ctrl *ctrl)
{
cancel_work_sync(&ctrl->err_work);
......
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