Lines Matching +full:2 +full:- +full:layered

1 /* SPDX-License-Identifier: GPL-2.0 */
10 #include <linux/blk-crypto.h>
15  * struct blk_crypto_ll_ops - functions to control inline encryption hardware
17  * Low-level operations for controlling inline encryption hardware.  This
19  * encryption.  All functions may sleep, are serialized by profile->lock, and
20  * are never called while profile->dev (if set) is runtime-suspended.
29 	 * The keyslot is guaranteed to not be in-use by any I/O.
32 	 * device is a layered device, or if the device is real hardware that
35 	 * Must return 0 on success, or -errno on failure.
47 	 * The keyslot is guaranteed to not be in-use by any I/O.
55 	 * Must return 0 on success, or -errno on failure.
63  * struct blk_crypto_profile - inline encryption profile for a device
66  * the supported crypto algorithms), driver-provided functions to control the
68  * device-independent keyslot management data.
75 	 * @ll_ops: Driver-provided functions to control the inline encryption
83 	 * supported DUNs is 0 through (1 << (8 * max_dun_bytes_supported)) - 1.
92 	 * only data unit sizes that are powers of 2 can be supported.
98 	 * provides this device, it will be runtime-resumed before any function
128 	/* Per-keyslot data */