Orange Pi5 kernel

^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  1) /* SPDX-License-Identifier: GPL-2.0 */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  2) #ifndef _NFSD_BLOCKLAYOUTXDR_H
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  3) #define _NFSD_BLOCKLAYOUTXDR_H 1
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  4) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  5) #include <linux/blkdev.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  6) #include "xdr4.h"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  7) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  8) struct iomap;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  9) struct xdr_stream;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 11) struct pnfs_block_extent {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 12) 	struct nfsd4_deviceid		vol_id;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 13) 	u64				foff;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 14) 	u64				len;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 15) 	u64				soff;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 16) 	enum pnfs_block_extent_state	es;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 17) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 18) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 19) struct pnfs_block_range {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 20) 	u64				foff;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 21) 	u64				len;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 22) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 23) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 24) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 25)  * Random upper cap for the uuid length to avoid unbounded allocation.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 26)  * Not actually limited by the protocol.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 27)  */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 28) #define PNFS_BLOCK_UUID_LEN	128
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 29) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 30) struct pnfs_block_volume {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 31) 	enum pnfs_block_volume_type	type;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 32) 	union {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 33) 		struct {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 34) 			u64		offset;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 35) 			u32		sig_len;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 36) 			u8		sig[PNFS_BLOCK_UUID_LEN];
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 37) 		} simple;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 38) 		struct {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 39) 			enum scsi_code_set		code_set;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 40) 			enum scsi_designator_type	designator_type;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 41) 			int				designator_len;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 42) 			u8				designator[256];
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 43) 			u64				pr_key;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 44) 		} scsi;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 45) 	};
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 46) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 47) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 48) struct pnfs_block_deviceaddr {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 49) 	u32				nr_volumes;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 50) 	struct pnfs_block_volume	volumes[];
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 51) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 52) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 53) __be32 nfsd4_block_encode_getdeviceinfo(struct xdr_stream *xdr,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 54) 		struct nfsd4_getdeviceinfo *gdp);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 55) __be32 nfsd4_block_encode_layoutget(struct xdr_stream *xdr,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 56) 		struct nfsd4_layoutget *lgp);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 57) int nfsd4_block_decode_layoutupdate(__be32 *p, u32 len, struct iomap **iomapp,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 58) 		u32 block_size);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 59) int nfsd4_scsi_decode_layoutupdate(__be32 *p, u32 len, struct iomap **iomapp,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 60) 		u32 block_size);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 61) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 62) #endif /* _NFSD_BLOCKLAYOUTXDR_H */