From ace9429bb58fd418f0c81d4c2835699bddf6bde6 Mon Sep 17 00:00:00 2001 From: Daniel Baumann Date: Thu, 11 Apr 2024 10:27:49 +0200 Subject: Adding upstream version 6.6.15. Signed-off-by: Daniel Baumann --- drivers/target/target_core_file.h | 52 +++++++++++++++++++++++++++++++++++++++ 1 file changed, 52 insertions(+) create mode 100644 drivers/target/target_core_file.h (limited to 'drivers/target/target_core_file.h') diff --git a/drivers/target/target_core_file.h b/drivers/target/target_core_file.h new file mode 100644 index 000000000..929b1ecd5 --- /dev/null +++ b/drivers/target/target_core_file.h @@ -0,0 +1,52 @@ +/* SPDX-License-Identifier: GPL-2.0 */ +#ifndef TARGET_CORE_FILE_H +#define TARGET_CORE_FILE_H + +#include + +#define FD_VERSION "4.0" + +#define FD_MAX_DEV_NAME 256 +#define FD_MAX_DEV_PROT_NAME FD_MAX_DEV_NAME + 16 +#define FD_DEVICE_QUEUE_DEPTH 32 +#define FD_MAX_DEVICE_QUEUE_DEPTH 128 +#define FD_BLOCKSIZE 512 +/* + * Limited by the number of iovecs (2048) per vfs_[writev,readv] call + */ +#define FD_MAX_BYTES 8388608 + +#define RRF_EMULATE_CDB 0x01 +#define RRF_GOT_LBA 0x02 + +#define FBDF_HAS_PATH 0x01 +#define FBDF_HAS_SIZE 0x02 +#define FDBD_HAS_BUFFERED_IO_WCE 0x04 +#define FDBD_HAS_ASYNC_IO 0x08 +#define FDBD_FORMAT_UNIT_SIZE 2048 + +struct fd_dev { + struct se_device dev; + + u32 fbd_flags; + unsigned char fd_dev_name[FD_MAX_DEV_NAME]; + /* Unique Ramdisk Device ID in Ramdisk HBA */ + u32 fd_dev_id; + /* Number of SG tables in sg_table_array */ + u32 fd_table_count; + u32 fd_queue_depth; + u32 fd_block_size; + unsigned long long fd_dev_size; + struct file *fd_file; + struct file *fd_prot_file; + /* FILEIO HBA device is connected to */ + struct fd_host *fd_host; +} ____cacheline_aligned; + +struct fd_host { + u32 fd_host_dev_id_count; + /* Unique FILEIO Host ID */ + u32 fd_host_id; +} ____cacheline_aligned; + +#endif /* TARGET_CORE_FILE_H */ -- cgit v1.2.3