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The user space uses /dev/crypto/nx-gzip interface to setup VAS windows, create paste mapping and close windows. This patch adds changes to create/remove this interface with VAS register/unregister functions on PowerVM platform. Signed-off-by: Haren Myneni <haren@linux.ibm.com> Acked-by: Herbert Xu <herbert@gondor.apana.org.au> Acked-by: Nicholas Piggin <npiggin@gmail.com> Signed-off-by: Michael Ellerman <mpe@ellerman.id.au> Link: https://lore.kernel.org/r/121ea1f4eb3004f3b8f4fe8abefaecc88b292efd.camel@linux.ibm.com
52 lines
1.8 KiB
Plaintext
52 lines
1.8 KiB
Plaintext
# SPDX-License-Identifier: GPL-2.0-only
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config CRYPTO_DEV_NX_ENCRYPT
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tristate "Encryption acceleration support on pSeries platform"
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depends on PPC_PSERIES && IBMVIO && !CPU_LITTLE_ENDIAN
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default y
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select CRYPTO_AES
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select CRYPTO_CCM
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help
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Support for PowerPC Nest (NX) encryption acceleration. This
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module supports acceleration for AES and SHA2 algorithms on
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the pSeries platform. If you choose 'M' here, this module
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will be called nx_crypto.
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config CRYPTO_DEV_NX_COMPRESS
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tristate "Compression acceleration support"
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default y
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select CRYPTO_ALGAPI
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select 842_DECOMPRESS
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help
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Support for PowerPC Nest (NX) compression acceleration. This
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module supports acceleration for compressing memory with the 842
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algorithm using the cryptographic API. One of the platform
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drivers must be selected also. If you choose 'M' here, this
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module will be called nx_compress.
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if CRYPTO_DEV_NX_COMPRESS
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config CRYPTO_DEV_NX_COMPRESS_PSERIES
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tristate "Compression acceleration support on pSeries platform"
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depends on PPC_PSERIES && IBMVIO
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depends on PPC_VAS
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default y
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help
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Support for PowerPC Nest (NX) compression acceleration. This
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module supports acceleration for compressing memory with the 842
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algorithm. This supports NX hardware on the pSeries platform.
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If you choose 'M' here, this module will be called nx_compress_pseries.
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config CRYPTO_DEV_NX_COMPRESS_POWERNV
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tristate "Compression acceleration support on PowerNV platform"
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depends on PPC_POWERNV
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depends on PPC_VAS
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default y
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help
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Support for PowerPC Nest (NX) compression acceleration. This
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module supports acceleration for compressing memory with the 842
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algorithm. This supports NX hardware on the PowerNV platform.
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If you choose 'M' here, this module will be called nx_compress_powernv.
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endif
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