diff options
Diffstat (limited to 'drivers/nvme/host/nvme.h')
| -rw-r--r-- | drivers/nvme/host/nvme.h | 11 |
1 files changed, 11 insertions, 0 deletions
diff --git a/drivers/nvme/host/nvme.h b/drivers/nvme/host/nvme.h index f7f16e32104f..b6c5a55ed59f 100644 --- a/drivers/nvme/host/nvme.h +++ b/drivers/nvme/host/nvme.h @@ -27,6 +27,9 @@ extern unsigned char nvme_io_timeout; extern unsigned char admin_timeout; #define ADMIN_TIMEOUT (admin_timeout * HZ) +extern unsigned char shutdown_timeout; +#define SHUTDOWN_TIMEOUT (shutdown_timeout * HZ) + enum { NVME_NS_LBA = 0, NVME_NS_LIGHTNVM = 1, @@ -55,6 +58,10 @@ struct nvme_ctrl { char serial[20]; char model[40]; char firmware_rev[8]; + + u32 ctrl_config; + + u32 page_size; u16 oncs; u16 abort_limit; u8 event_limit; @@ -85,6 +92,7 @@ struct nvme_ns { struct nvme_ctrl_ops { int (*reg_read32)(struct nvme_ctrl *ctrl, u32 off, u32 *val); + int (*reg_write32)(struct nvme_ctrl *ctrl, u32 off, u32 val); void (*free_ctrl)(struct nvme_ctrl *ctrl); }; @@ -165,6 +173,9 @@ static inline int nvme_error_status(u16 status) } } +int nvme_disable_ctrl(struct nvme_ctrl *ctrl, u64 cap); +int nvme_enable_ctrl(struct nvme_ctrl *ctrl, u64 cap); +int nvme_shutdown_ctrl(struct nvme_ctrl *ctrl); void nvme_put_ctrl(struct nvme_ctrl *ctrl); void nvme_put_ns(struct nvme_ns *ns); |