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path: root/drivers/nvme/host/nvme.h
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Diffstat (limited to 'drivers/nvme/host/nvme.h')
-rw-r--r--drivers/nvme/host/nvme.h12
1 files changed, 11 insertions, 1 deletions
diff --git a/drivers/nvme/host/nvme.h b/drivers/nvme/host/nvme.h
index cb9d93048f3d..ae60d8342e60 100644
--- a/drivers/nvme/host/nvme.h
+++ b/drivers/nvme/host/nvme.h
@@ -127,12 +127,12 @@ struct nvme_ctrl {
struct request_queue *admin_q;
struct request_queue *connect_q;
struct device *dev;
- struct kref kref;
int instance;
struct blk_mq_tag_set *tagset;
struct blk_mq_tag_set *admin_tagset;
struct list_head namespaces;
struct mutex namespaces_mutex;
+ struct device ctrl_device;
struct device *device; /* char device */
struct list_head node;
struct ida ns_ida;
@@ -279,6 +279,16 @@ static inline void nvme_end_request(struct request *req, __le16 status,
blk_mq_complete_request(req);
}
+static inline void nvme_get_ctrl(struct nvme_ctrl *ctrl)
+{
+ get_device(ctrl->device);
+}
+
+static inline void nvme_put_ctrl(struct nvme_ctrl *ctrl)
+{
+ put_device(ctrl->device);
+}
+
void nvme_complete_rq(struct request *req);
void nvme_cancel_request(struct request *req, void *data, bool reserved);
bool nvme_change_ctrl_state(struct nvme_ctrl *ctrl,