diff options
Diffstat (limited to 'drivers/scsi/cxlflash/common.h')
-rw-r--r-- | drivers/scsi/cxlflash/common.h | 30 |
1 files changed, 13 insertions, 17 deletions
diff --git a/drivers/scsi/cxlflash/common.h b/drivers/scsi/cxlflash/common.h index 1c56037146e1..c11cd193f896 100644 --- a/drivers/scsi/cxlflash/common.h +++ b/drivers/scsi/cxlflash/common.h @@ -16,10 +16,12 @@ #define _CXLFLASH_COMMON_H #include <linux/list.h> +#include <linux/rwsem.h> #include <linux/types.h> #include <scsi/scsi.h> #include <scsi/scsi_device.h> +extern const struct file_operations cxlflash_cxl_fops; #define MAX_CONTEXT CXLFLASH_MAX_CONTEXT /* num contexts per afu */ @@ -78,7 +80,7 @@ enum cxlflash_init_state { enum cxlflash_state { STATE_NORMAL, /* Normal running state, everything good */ - STATE_LIMBO, /* Limbo running state, trying to reset/recover */ + STATE_RESET, /* Reset state, trying to reset/recover */ STATE_FAILTERM /* Failed/terminating state, error out users/threads */ }; @@ -101,29 +103,28 @@ struct cxlflash_cfg { enum cxlflash_init_state init_state; enum cxlflash_lr_state lr_state; int lr_port; + atomic_t scan_host_needed; struct cxl_afu *cxl_afu; - - struct pci_pool *cxlflash_cmd_pool; struct pci_dev *parent_dev; atomic_t recovery_threads; struct mutex ctx_recovery_mutex; struct mutex ctx_tbl_list_mutex; + struct rw_semaphore ioctl_rwsem; struct ctx_info *ctx_tbl[MAX_CONTEXT]; struct list_head ctx_err_recovery; /* contexts w/ recovery pending */ struct file_operations cxl_fops; - atomic_t num_user_contexts; - /* Parameters that are LUN table related */ int last_lun_index[CXLFLASH_NUM_FC_PORTS]; int promote_lun_index; struct list_head lluns; /* list of llun_info structs */ wait_queue_head_t tmf_waitq; + spinlock_t tmf_slock; bool tmf_active; - wait_queue_head_t limbo_waitq; + wait_queue_head_t reset_waitq; enum cxlflash_state state; }; @@ -160,9 +161,9 @@ struct afu { /* AFU HW */ struct cxl_ioctl_start_work work; - struct cxlflash_afu_map *afu_map; /* entire MMIO map */ - struct sisl_host_map *host_map; /* MC host map */ - struct sisl_ctrl_map *ctrl_map; /* MC control map */ + struct cxlflash_afu_map __iomem *afu_map; /* entire MMIO map */ + struct sisl_host_map __iomem *host_map; /* MC host map */ + struct sisl_ctrl_map __iomem *ctrl_map; /* MC control map */ ctx_hndl_t ctx_hndl; /* master's context handle */ u64 *hrrq_start; @@ -175,7 +176,7 @@ struct afu { u32 cmd_couts; /* Number of command checkouts */ u32 internal_lun; /* User-desired LUN mode for this AFU */ - char version[8]; + char version[16]; u64 interface_version; struct cxlflash_cfg *parent; /* Pointer back to parent cxlflash_cfg */ @@ -184,17 +185,12 @@ struct afu { static inline u64 lun_to_lunid(u64 lun) { - u64 lun_id; + __be64 lun_id; int_to_scsilun(lun, (struct scsi_lun *)&lun_id); - return swab64(lun_id); + return be64_to_cpu(lun_id); } -int cxlflash_send_cmd(struct afu *, struct afu_cmd *); -void cxlflash_wait_resp(struct afu *, struct afu_cmd *); -int cxlflash_afu_reset(struct cxlflash_cfg *); -struct afu_cmd *cxlflash_cmd_checkout(struct afu *); -void cxlflash_cmd_checkin(struct afu_cmd *); int cxlflash_afu_sync(struct afu *, ctx_hndl_t, res_hndl_t, u8); void cxlflash_list_init(void); void cxlflash_term_global_luns(void); |