#define _NVME_H
#include <linux/nvme.h>
+#include <linux/cdev.h>
#include <linux/pci.h>
#include <linux/kref.h>
#include <linux/blk-mq.h>
#include <linux/lightnvm.h>
#include <linux/sed-opal.h>
-extern unsigned char nvme_io_timeout;
+extern unsigned int nvme_io_timeout;
#define NVME_IO_TIMEOUT (nvme_io_timeout * HZ)
-extern unsigned char admin_timeout;
+extern unsigned int admin_timeout;
#define ADMIN_TIMEOUT (admin_timeout * HZ)
#define NVME_DEFAULT_KATO 5
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 cdev cdev;
struct ida ns_ida;
struct work_struct reset_work;
+ struct work_struct delete_work;
struct opal_dev *opal_dev;
u16 nssa;
u16 nr_streams;
atomic_t abort_limit;
- u8 event_limit;
u8 vwc;
u32 vs;
u32 sgls;
bool subsystem;
unsigned long quirks;
struct nvme_id_power_state psd[32];
+ struct nvme_effects_log *effects;
struct work_struct scan_work;
struct work_struct async_event_work;
struct delayed_work ka_work;
int (*reg_write32)(struct nvme_ctrl *ctrl, u32 off, u32 val);
int (*reg_read64)(struct nvme_ctrl *ctrl, u32 off, u64 *val);
void (*free_ctrl)(struct nvme_ctrl *ctrl);
- void (*submit_async_event)(struct nvme_ctrl *ctrl, int aer_idx);
- int (*delete_ctrl)(struct nvme_ctrl *ctrl);
+ void (*submit_async_event)(struct nvme_ctrl *ctrl);
+ void (*delete_ctrl)(struct nvme_ctrl *ctrl);
int (*get_address)(struct nvme_ctrl *ctrl, char *buf, int size);
+ int (*reinit_request)(void *data, struct request *rq);
};
static inline bool nvme_ctrl_ready(struct nvme_ctrl *ctrl)
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,
int nvme_sec_submit(void *data, u16 spsp, u8 secp, void *buffer, size_t len,
bool send);
-#define NVME_NR_AERS 1
void nvme_complete_async_event(struct nvme_ctrl *ctrl, __le16 status,
union nvme_result *res);
void nvme_queue_async_events(struct nvme_ctrl *ctrl);
void nvme_wait_freeze(struct nvme_ctrl *ctrl);
void nvme_wait_freeze_timeout(struct nvme_ctrl *ctrl, long timeout);
void nvme_start_freeze(struct nvme_ctrl *ctrl);
+int nvme_reinit_tagset(struct nvme_ctrl *ctrl, struct blk_mq_tag_set *set);
#define NVME_QID_ANY -1
struct request *nvme_alloc_request(struct request_queue *q,
void nvme_start_keep_alive(struct nvme_ctrl *ctrl);
void nvme_stop_keep_alive(struct nvme_ctrl *ctrl);
int nvme_reset_ctrl(struct nvme_ctrl *ctrl);
+int nvme_delete_ctrl(struct nvme_ctrl *ctrl);
+int nvme_delete_ctrl_sync(struct nvme_ctrl *ctrl);
#ifdef CONFIG_NVM
int nvme_nvm_register(struct nvme_ns *ns, char *disk_name, int node);