nvme: move AER handling to common code
The transport driver still needs to do the actual submission, but all the
higher level code can be shared.
Signed-off-by: Christoph Hellwig <hch@lst.de>
Reviewed-by: Sagi Grimberg <sagi@grimberg.me>
Signed-off-by: Jens Axboe <axboe@fb.com>
diff --git a/drivers/nvme/host/nvme.h b/drivers/nvme/host/nvme.h
index 9b63e71..631a11e 100644
--- a/drivers/nvme/host/nvme.h
+++ b/drivers/nvme/host/nvme.h
@@ -109,6 +109,7 @@
bool subsystem;
unsigned long quirks;
struct work_struct scan_work;
+ struct work_struct async_event_work;
};
/*
@@ -149,6 +150,7 @@
int (*reset_ctrl)(struct nvme_ctrl *ctrl);
void (*free_ctrl)(struct nvme_ctrl *ctrl);
void (*post_scan)(struct nvme_ctrl *ctrl);
+ void (*submit_async_event)(struct nvme_ctrl *ctrl, int aer_idx);
};
static inline bool nvme_ctrl_ready(struct nvme_ctrl *ctrl)
@@ -212,6 +214,11 @@
void nvme_queue_scan(struct nvme_ctrl *ctrl);
void nvme_remove_namespaces(struct nvme_ctrl *ctrl);
+#define NVME_NR_AERS 1
+void nvme_complete_async_event(struct nvme_ctrl *ctrl,
+ struct nvme_completion *cqe);
+void nvme_queue_async_events(struct nvme_ctrl *ctrl);
+
void nvme_stop_queues(struct nvme_ctrl *ctrl);
void nvme_start_queues(struct nvme_ctrl *ctrl);
void nvme_kill_queues(struct nvme_ctrl *ctrl);