xref: /openbmc/linux/drivers/crypto/Kconfig (revision d3741027)
1# SPDX-License-Identifier: GPL-2.0-only
2
3menuconfig CRYPTO_HW
4	bool "Hardware crypto devices"
5	default y
6	help
7	  Say Y here to get to see options for hardware crypto devices and
8	  processors. This option alone does not add any kernel code.
9
10	  If you say N, all options in this submenu will be skipped and disabled.
11
12if CRYPTO_HW
13
14source "drivers/crypto/allwinner/Kconfig"
15
16config CRYPTO_DEV_PADLOCK
17	tristate "Support for VIA PadLock ACE"
18	depends on X86 && !UML
19	help
20	  Some VIA processors come with an integrated crypto engine
21	  (so called VIA PadLock ACE, Advanced Cryptography Engine)
22	  that provides instructions for very fast cryptographic
23	  operations with supported algorithms.
24
25	  The instructions are used only when the CPU supports them.
26	  Otherwise software encryption is used.
27
28config CRYPTO_DEV_PADLOCK_AES
29	tristate "PadLock driver for AES algorithm"
30	depends on CRYPTO_DEV_PADLOCK
31	select CRYPTO_SKCIPHER
32	select CRYPTO_LIB_AES
33	help
34	  Use VIA PadLock for AES algorithm.
35
36	  Available in VIA C3 and newer CPUs.
37
38	  If unsure say M. The compiled module will be
39	  called padlock-aes.
40
41config CRYPTO_DEV_PADLOCK_SHA
42	tristate "PadLock driver for SHA1 and SHA256 algorithms"
43	depends on CRYPTO_DEV_PADLOCK
44	select CRYPTO_HASH
45	select CRYPTO_SHA1
46	select CRYPTO_SHA256
47	help
48	  Use VIA PadLock for SHA1/SHA256 algorithms.
49
50	  Available in VIA C7 and newer processors.
51
52	  If unsure say M. The compiled module will be
53	  called padlock-sha.
54
55config CRYPTO_DEV_GEODE
56	tristate "Support for the Geode LX AES engine"
57	depends on X86_32 && PCI
58	select CRYPTO_ALGAPI
59	select CRYPTO_SKCIPHER
60	help
61	  Say 'Y' here to use the AMD Geode LX processor on-board AES
62	  engine for the CryptoAPI AES algorithm.
63
64	  To compile this driver as a module, choose M here: the module
65	  will be called geode-aes.
66
67config ZCRYPT
68	tristate "Support for s390 cryptographic adapters"
69	depends on S390
70	select HW_RANDOM
71	help
72	  Select this option if you want to enable support for
73	  s390 cryptographic adapters like:
74	  + Crypto Express 2 up to 7 Coprocessor (CEXxC)
75	  + Crypto Express 2 up to 7 Accelerator (CEXxA)
76	  + Crypto Express 4 up to 7 EP11 Coprocessor (CEXxP)
77
78config ZCRYPT_DEBUG
79	bool "Enable debug features for s390 cryptographic adapters"
80	default n
81	depends on DEBUG_KERNEL
82	depends on ZCRYPT
83	help
84	  Say 'Y' here to enable some additional debug features on the
85	  s390 cryptographic adapters driver.
86
87	  There will be some more sysfs attributes displayed for ap cards
88	  and queues and some flags on crypto requests are interpreted as
89	  debugging messages to force error injection.
90
91	  Do not enable on production level kernel build.
92
93	  If unsure, say N.
94
95config ZCRYPT_MULTIDEVNODES
96	bool "Support for multiple zcrypt device nodes"
97	default y
98	depends on S390
99	depends on ZCRYPT
100	help
101	  With this option enabled the zcrypt device driver can
102	  provide multiple devices nodes in /dev. Each device
103	  node can get customized to limit access and narrow
104	  down the use of the available crypto hardware.
105
106config PKEY
107	tristate "Kernel API for protected key handling"
108	depends on S390
109	depends on ZCRYPT
110	help
111	  With this option enabled the pkey kernel module provides an API
112	  for creation and handling of protected keys. Other parts of the
113	  kernel or userspace applications may use these functions.
114
115	  Select this option if you want to enable the kernel and userspace
116	  API for proteced key handling.
117
118	  Please note that creation of protected keys from secure keys
119	  requires to have at least one CEX card in coprocessor mode
120	  available at runtime.
121
122config CRYPTO_PAES_S390
123	tristate "PAES cipher algorithms"
124	depends on S390
125	depends on ZCRYPT
126	depends on PKEY
127	select CRYPTO_ALGAPI
128	select CRYPTO_SKCIPHER
129	help
130	  This is the s390 hardware accelerated implementation of the
131	  AES cipher algorithms for use with protected key.
132
133	  Select this option if you want to use the paes cipher
134	  for example to use protected key encrypted devices.
135
136config CRYPTO_SHA1_S390
137	tristate "SHA1 digest algorithm"
138	depends on S390
139	select CRYPTO_HASH
140	help
141	  This is the s390 hardware accelerated implementation of the
142	  SHA-1 secure hash standard (FIPS 180-1/DFIPS 180-2).
143
144	  It is available as of z990.
145
146config CRYPTO_SHA256_S390
147	tristate "SHA256 digest algorithm"
148	depends on S390
149	select CRYPTO_HASH
150	help
151	  This is the s390 hardware accelerated implementation of the
152	  SHA256 secure hash standard (DFIPS 180-2).
153
154	  It is available as of z9.
155
156config CRYPTO_SHA512_S390
157	tristate "SHA384 and SHA512 digest algorithm"
158	depends on S390
159	select CRYPTO_HASH
160	help
161	  This is the s390 hardware accelerated implementation of the
162	  SHA512 secure hash standard.
163
164	  It is available as of z10.
165
166config CRYPTO_SHA3_256_S390
167	tristate "SHA3_224 and SHA3_256 digest algorithm"
168	depends on S390
169	select CRYPTO_HASH
170	help
171	  This is the s390 hardware accelerated implementation of the
172	  SHA3_256 secure hash standard.
173
174	  It is available as of z14.
175
176config CRYPTO_SHA3_512_S390
177	tristate "SHA3_384 and SHA3_512 digest algorithm"
178	depends on S390
179	select CRYPTO_HASH
180	help
181	  This is the s390 hardware accelerated implementation of the
182	  SHA3_512 secure hash standard.
183
184	  It is available as of z14.
185
186config CRYPTO_DES_S390
187	tristate "DES and Triple DES cipher algorithms"
188	depends on S390
189	select CRYPTO_ALGAPI
190	select CRYPTO_SKCIPHER
191	select CRYPTO_LIB_DES
192	help
193	  This is the s390 hardware accelerated implementation of the
194	  DES cipher algorithm (FIPS 46-2), and Triple DES EDE (FIPS 46-3).
195
196	  As of z990 the ECB and CBC mode are hardware accelerated.
197	  As of z196 the CTR mode is hardware accelerated.
198
199config CRYPTO_AES_S390
200	tristate "AES cipher algorithms"
201	depends on S390
202	select CRYPTO_ALGAPI
203	select CRYPTO_SKCIPHER
204	help
205	  This is the s390 hardware accelerated implementation of the
206	  AES cipher algorithms (FIPS-197).
207
208	  As of z9 the ECB and CBC modes are hardware accelerated
209	  for 128 bit keys.
210	  As of z10 the ECB and CBC modes are hardware accelerated
211	  for all AES key sizes.
212	  As of z196 the CTR mode is hardware accelerated for all AES
213	  key sizes and XTS mode is hardware accelerated for 256 and
214	  512 bit keys.
215
216config CRYPTO_CHACHA_S390
217	tristate "ChaCha20 stream cipher"
218	depends on S390
219	select CRYPTO_SKCIPHER
220	select CRYPTO_LIB_CHACHA_GENERIC
221	select CRYPTO_ARCH_HAVE_LIB_CHACHA
222	help
223	  This is the s390 SIMD implementation of the ChaCha20 stream
224	  cipher (RFC 7539).
225
226	  It is available as of z13.
227
228config S390_PRNG
229	tristate "Pseudo random number generator device driver"
230	depends on S390
231	default "m"
232	help
233	  Select this option if you want to use the s390 pseudo random number
234	  generator. The PRNG is part of the cryptographic processor functions
235	  and uses triple-DES to generate secure random numbers like the
236	  ANSI X9.17 standard. User-space programs access the
237	  pseudo-random-number device through the char device /dev/prandom.
238
239	  It is available as of z9.
240
241config CRYPTO_GHASH_S390
242	tristate "GHASH hash function"
243	depends on S390
244	select CRYPTO_HASH
245	help
246	  This is the s390 hardware accelerated implementation of GHASH,
247	  the hash function used in GCM (Galois/Counter mode).
248
249	  It is available as of z196.
250
251config CRYPTO_CRC32_S390
252	tristate "CRC-32 algorithms"
253	depends on S390
254	select CRYPTO_HASH
255	select CRC32
256	help
257	  Select this option if you want to use hardware accelerated
258	  implementations of CRC algorithms.  With this option, you
259	  can optimize the computation of CRC-32 (IEEE 802.3 Ethernet)
260	  and CRC-32C (Castagnoli).
261
262	  It is available with IBM z13 or later.
263
264config CRYPTO_DEV_NIAGARA2
265	tristate "Niagara2 Stream Processing Unit driver"
266	select CRYPTO_LIB_DES
267	select CRYPTO_SKCIPHER
268	select CRYPTO_HASH
269	select CRYPTO_MD5
270	select CRYPTO_SHA1
271	select CRYPTO_SHA256
272	depends on SPARC64
273	help
274	  Each core of a Niagara2 processor contains a Stream
275	  Processing Unit, which itself contains several cryptographic
276	  sub-units.  One set provides the Modular Arithmetic Unit,
277	  used for SSL offload.  The other set provides the Cipher
278	  Group, which can perform encryption, decryption, hashing,
279	  checksumming, and raw copies.
280
281config CRYPTO_DEV_SL3516
282	tristate "Storlink SL3516 crypto offloader"
283	depends on ARCH_GEMINI || COMPILE_TEST
284	depends on HAS_IOMEM && PM
285	select CRYPTO_SKCIPHER
286	select CRYPTO_ENGINE
287	select CRYPTO_ECB
288	select CRYPTO_AES
289	select HW_RANDOM
290	help
291	  This option allows you to have support for SL3516 crypto offloader.
292
293config CRYPTO_DEV_SL3516_DEBUG
294	bool "Enable SL3516 stats"
295	depends on CRYPTO_DEV_SL3516
296	depends on DEBUG_FS
297	help
298	  Say y to enable SL3516 debug stats.
299	  This will create /sys/kernel/debug/sl3516/stats for displaying
300	  the number of requests per algorithm and other internal stats.
301
302config CRYPTO_DEV_HIFN_795X
303	tristate "Driver HIFN 795x crypto accelerator chips"
304	select CRYPTO_LIB_DES
305	select CRYPTO_SKCIPHER
306	select HW_RANDOM if CRYPTO_DEV_HIFN_795X_RNG
307	depends on PCI
308	depends on !ARCH_DMA_ADDR_T_64BIT
309	help
310	  This option allows you to have support for HIFN 795x crypto adapters.
311
312config CRYPTO_DEV_HIFN_795X_RNG
313	bool "HIFN 795x random number generator"
314	depends on CRYPTO_DEV_HIFN_795X
315	help
316	  Select this option if you want to enable the random number generator
317	  on the HIFN 795x crypto adapters.
318
319source "drivers/crypto/caam/Kconfig"
320
321config CRYPTO_DEV_TALITOS
322	tristate "Talitos Freescale Security Engine (SEC)"
323	select CRYPTO_AEAD
324	select CRYPTO_AUTHENC
325	select CRYPTO_SKCIPHER
326	select CRYPTO_HASH
327	select CRYPTO_LIB_DES
328	select HW_RANDOM
329	depends on FSL_SOC
330	help
331	  Say 'Y' here to use the Freescale Security Engine (SEC)
332	  to offload cryptographic algorithm computation.
333
334	  The Freescale SEC is present on PowerQUICC 'E' processors, such
335	  as the MPC8349E and MPC8548E.
336
337	  To compile this driver as a module, choose M here: the module
338	  will be called talitos.
339
340config CRYPTO_DEV_TALITOS1
341	bool "SEC1 (SEC 1.0 and SEC Lite 1.2)"
342	depends on CRYPTO_DEV_TALITOS
343	depends on PPC_8xx || PPC_82xx
344	default y
345	help
346	  Say 'Y' here to use the Freescale Security Engine (SEC) version 1.0
347	  found on MPC82xx or the Freescale Security Engine (SEC Lite)
348	  version 1.2 found on MPC8xx
349
350config CRYPTO_DEV_TALITOS2
351	bool "SEC2+ (SEC version 2.0 or upper)"
352	depends on CRYPTO_DEV_TALITOS
353	default y if !PPC_8xx
354	help
355	  Say 'Y' here to use the Freescale Security Engine (SEC)
356	  version 2 and following as found on MPC83xx, MPC85xx, etc ...
357
358config CRYPTO_DEV_IXP4XX
359	tristate "Driver for IXP4xx crypto hardware acceleration"
360	depends on ARCH_IXP4XX && IXP4XX_QMGR && IXP4XX_NPE
361	select CRYPTO_AES
362	select CRYPTO_DES
363	select CRYPTO_ECB
364	select CRYPTO_CBC
365	select CRYPTO_CTR
366	select CRYPTO_LIB_DES
367	select CRYPTO_AEAD
368	select CRYPTO_AUTHENC
369	select CRYPTO_SKCIPHER
370	help
371	  Driver for the IXP4xx NPE crypto engine.
372
373config CRYPTO_DEV_PPC4XX
374	tristate "Driver AMCC PPC4xx crypto accelerator"
375	depends on PPC && 4xx
376	select CRYPTO_HASH
377	select CRYPTO_AEAD
378	select CRYPTO_AES
379	select CRYPTO_LIB_AES
380	select CRYPTO_CCM
381	select CRYPTO_CTR
382	select CRYPTO_GCM
383	select CRYPTO_SKCIPHER
384	help
385	  This option allows you to have support for AMCC crypto acceleration.
386
387config HW_RANDOM_PPC4XX
388	bool "PowerPC 4xx generic true random number generator support"
389	depends on CRYPTO_DEV_PPC4XX && HW_RANDOM=y
390	default y
391	help
392	 This option provides the kernel-side support for the TRNG hardware
393	 found in the security function of some PowerPC 4xx SoCs.
394
395config CRYPTO_DEV_OMAP
396	tristate "Support for OMAP crypto HW accelerators"
397	depends on ARCH_OMAP2PLUS
398	help
399	  OMAP processors have various crypto HW accelerators. Select this if
400	  you want to use the OMAP modules for any of the crypto algorithms.
401
402if CRYPTO_DEV_OMAP
403
404config CRYPTO_DEV_OMAP_SHAM
405	tristate "Support for OMAP MD5/SHA1/SHA2 hw accelerator"
406	depends on ARCH_OMAP2PLUS
407	select CRYPTO_ENGINE
408	select CRYPTO_SHA1
409	select CRYPTO_MD5
410	select CRYPTO_SHA256
411	select CRYPTO_SHA512
412	select CRYPTO_HMAC
413	help
414	  OMAP processors have MD5/SHA1/SHA2 hw accelerator. Select this if you
415	  want to use the OMAP module for MD5/SHA1/SHA2 algorithms.
416
417config CRYPTO_DEV_OMAP_AES
418	tristate "Support for OMAP AES hw engine"
419	depends on ARCH_OMAP2 || ARCH_OMAP3 || ARCH_OMAP2PLUS
420	select CRYPTO_AES
421	select CRYPTO_SKCIPHER
422	select CRYPTO_ENGINE
423	select CRYPTO_CBC
424	select CRYPTO_ECB
425	select CRYPTO_CTR
426	select CRYPTO_AEAD
427	help
428	  OMAP processors have AES module accelerator. Select this if you
429	  want to use the OMAP module for AES algorithms.
430
431config CRYPTO_DEV_OMAP_DES
432	tristate "Support for OMAP DES/3DES hw engine"
433	depends on ARCH_OMAP2PLUS
434	select CRYPTO_LIB_DES
435	select CRYPTO_SKCIPHER
436	select CRYPTO_ENGINE
437	help
438	  OMAP processors have DES/3DES module accelerator. Select this if you
439	  want to use the OMAP module for DES and 3DES algorithms. Currently
440	  the ECB and CBC modes of operation are supported by the driver. Also
441	  accesses made on unaligned boundaries are supported.
442
443endif # CRYPTO_DEV_OMAP
444
445config CRYPTO_DEV_SAHARA
446	tristate "Support for SAHARA crypto accelerator"
447	depends on ARCH_MXC && OF
448	select CRYPTO_SKCIPHER
449	select CRYPTO_AES
450	select CRYPTO_ECB
451	help
452	  This option enables support for the SAHARA HW crypto accelerator
453	  found in some Freescale i.MX chips.
454
455config CRYPTO_DEV_EXYNOS_RNG
456	tristate "Exynos HW pseudo random number generator support"
457	depends on ARCH_EXYNOS || COMPILE_TEST
458	depends on HAS_IOMEM
459	select CRYPTO_RNG
460	help
461	  This driver provides kernel-side support through the
462	  cryptographic API for the pseudo random number generator hardware
463	  found on Exynos SoCs.
464
465	  To compile this driver as a module, choose M here: the
466	  module will be called exynos-rng.
467
468	  If unsure, say Y.
469
470config CRYPTO_DEV_S5P
471	tristate "Support for Samsung S5PV210/Exynos crypto accelerator"
472	depends on ARCH_S5PV210 || ARCH_EXYNOS || COMPILE_TEST
473	depends on HAS_IOMEM
474	select CRYPTO_AES
475	select CRYPTO_SKCIPHER
476	help
477	  This option allows you to have support for S5P crypto acceleration.
478	  Select this to offload Samsung S5PV210 or S5PC110, Exynos from AES
479	  algorithms execution.
480
481config CRYPTO_DEV_EXYNOS_HASH
482	bool "Support for Samsung Exynos HASH accelerator"
483	depends on CRYPTO_DEV_S5P
484	depends on !CRYPTO_DEV_EXYNOS_RNG && CRYPTO_DEV_EXYNOS_RNG!=m
485	select CRYPTO_SHA1
486	select CRYPTO_MD5
487	select CRYPTO_SHA256
488	help
489	  Select this to offload Exynos from HASH MD5/SHA1/SHA256.
490	  This will select software SHA1, MD5 and SHA256 as they are
491	  needed for small and zero-size messages.
492	  HASH algorithms will be disabled if EXYNOS_RNG
493	  is enabled due to hw conflict.
494
495config CRYPTO_DEV_NX
496	bool "Support for IBM PowerPC Nest (NX) cryptographic acceleration"
497	depends on PPC64
498	help
499	  This enables support for the NX hardware cryptographic accelerator
500	  coprocessor that is in IBM PowerPC P7+ or later processors.  This
501	  does not actually enable any drivers, it only allows you to select
502	  which acceleration type (encryption and/or compression) to enable.
503
504if CRYPTO_DEV_NX
505	source "drivers/crypto/nx/Kconfig"
506endif
507
508config CRYPTO_DEV_UX500
509	tristate "Driver for ST-Ericsson UX500 crypto hardware acceleration"
510	depends on ARCH_U8500
511	help
512	  Driver for ST-Ericsson UX500 crypto engine.
513
514if CRYPTO_DEV_UX500
515	source "drivers/crypto/ux500/Kconfig"
516endif # if CRYPTO_DEV_UX500
517
518config CRYPTO_DEV_ATMEL_AUTHENC
519	bool "Support for Atmel IPSEC/SSL hw accelerator"
520	depends on ARCH_AT91 || COMPILE_TEST
521	depends on CRYPTO_DEV_ATMEL_AES
522	help
523	  Some Atmel processors can combine the AES and SHA hw accelerators
524	  to enhance support of IPSEC/SSL.
525	  Select this if you want to use the Atmel modules for
526	  authenc(hmac(shaX),Y(cbc)) algorithms.
527
528config CRYPTO_DEV_ATMEL_AES
529	tristate "Support for Atmel AES hw accelerator"
530	depends on ARCH_AT91 || COMPILE_TEST
531	select CRYPTO_AES
532	select CRYPTO_AEAD
533	select CRYPTO_SKCIPHER
534	select CRYPTO_AUTHENC if CRYPTO_DEV_ATMEL_AUTHENC
535	select CRYPTO_DEV_ATMEL_SHA if CRYPTO_DEV_ATMEL_AUTHENC
536	help
537	  Some Atmel processors have AES hw accelerator.
538	  Select this if you want to use the Atmel module for
539	  AES algorithms.
540
541	  To compile this driver as a module, choose M here: the module
542	  will be called atmel-aes.
543
544config CRYPTO_DEV_ATMEL_TDES
545	tristate "Support for Atmel DES/TDES hw accelerator"
546	depends on ARCH_AT91 || COMPILE_TEST
547	select CRYPTO_LIB_DES
548	select CRYPTO_SKCIPHER
549	help
550	  Some Atmel processors have DES/TDES hw accelerator.
551	  Select this if you want to use the Atmel module for
552	  DES/TDES algorithms.
553
554	  To compile this driver as a module, choose M here: the module
555	  will be called atmel-tdes.
556
557config CRYPTO_DEV_ATMEL_SHA
558	tristate "Support for Atmel SHA hw accelerator"
559	depends on ARCH_AT91 || COMPILE_TEST
560	select CRYPTO_HASH
561	help
562	  Some Atmel processors have SHA1/SHA224/SHA256/SHA384/SHA512
563	  hw accelerator.
564	  Select this if you want to use the Atmel module for
565	  SHA1/SHA224/SHA256/SHA384/SHA512 algorithms.
566
567	  To compile this driver as a module, choose M here: the module
568	  will be called atmel-sha.
569
570config CRYPTO_DEV_ATMEL_I2C
571	tristate
572	select BITREVERSE
573
574config CRYPTO_DEV_ATMEL_ECC
575	tristate "Support for Microchip / Atmel ECC hw accelerator"
576	depends on I2C
577	select CRYPTO_DEV_ATMEL_I2C
578	select CRYPTO_ECDH
579	select CRC16
580	help
581	  Microhip / Atmel ECC hw accelerator.
582	  Select this if you want to use the Microchip / Atmel module for
583	  ECDH algorithm.
584
585	  To compile this driver as a module, choose M here: the module
586	  will be called atmel-ecc.
587
588config CRYPTO_DEV_ATMEL_SHA204A
589	tristate "Support for Microchip / Atmel SHA accelerator and RNG"
590	depends on I2C
591	select CRYPTO_DEV_ATMEL_I2C
592	select HW_RANDOM
593	select CRC16
594	help
595	  Microhip / Atmel SHA accelerator and RNG.
596	  Select this if you want to use the Microchip / Atmel SHA204A
597	  module as a random number generator. (Other functions of the
598	  chip are currently not exposed by this driver)
599
600	  To compile this driver as a module, choose M here: the module
601	  will be called atmel-sha204a.
602
603config CRYPTO_DEV_CCP
604	bool "Support for AMD Secure Processor"
605	depends on ((X86 && PCI) || (ARM64 && (OF_ADDRESS || ACPI))) && HAS_IOMEM
606	help
607	  The AMD Secure Processor provides support for the Cryptographic Coprocessor
608	  (CCP) and the Platform Security Processor (PSP) devices.
609
610if CRYPTO_DEV_CCP
611	source "drivers/crypto/ccp/Kconfig"
612endif
613
614config CRYPTO_DEV_MXS_DCP
615	tristate "Support for Freescale MXS DCP"
616	depends on (ARCH_MXS || ARCH_MXC)
617	select STMP_DEVICE
618	select CRYPTO_CBC
619	select CRYPTO_ECB
620	select CRYPTO_AES
621	select CRYPTO_SKCIPHER
622	select CRYPTO_HASH
623	help
624	  The Freescale i.MX23/i.MX28 has SHA1/SHA256 and AES128 CBC/ECB
625	  co-processor on the die.
626
627	  To compile this driver as a module, choose M here: the module
628	  will be called mxs-dcp.
629
630source "drivers/crypto/qat/Kconfig"
631source "drivers/crypto/cavium/cpt/Kconfig"
632source "drivers/crypto/cavium/nitrox/Kconfig"
633source "drivers/crypto/marvell/Kconfig"
634
635config CRYPTO_DEV_CAVIUM_ZIP
636	tristate "Cavium ZIP driver"
637	depends on PCI && 64BIT && (ARM64 || COMPILE_TEST)
638	help
639	  Select this option if you want to enable compression/decompression
640	  acceleration on Cavium's ARM based SoCs
641
642config CRYPTO_DEV_QCE
643	tristate "Qualcomm crypto engine accelerator"
644	depends on ARCH_QCOM || COMPILE_TEST
645	depends on HAS_IOMEM
646	help
647	  This driver supports Qualcomm crypto engine accelerator
648	  hardware. To compile this driver as a module, choose M here. The
649	  module will be called qcrypto.
650
651config CRYPTO_DEV_QCE_SKCIPHER
652	bool
653	depends on CRYPTO_DEV_QCE
654	select CRYPTO_AES
655	select CRYPTO_LIB_DES
656	select CRYPTO_ECB
657	select CRYPTO_CBC
658	select CRYPTO_XTS
659	select CRYPTO_CTR
660	select CRYPTO_SKCIPHER
661
662config CRYPTO_DEV_QCE_SHA
663	bool
664	depends on CRYPTO_DEV_QCE
665	select CRYPTO_SHA1
666	select CRYPTO_SHA256
667
668config CRYPTO_DEV_QCE_AEAD
669	bool
670	depends on CRYPTO_DEV_QCE
671	select CRYPTO_AUTHENC
672	select CRYPTO_LIB_DES
673
674choice
675	prompt "Algorithms enabled for QCE acceleration"
676	default CRYPTO_DEV_QCE_ENABLE_ALL
677	depends on CRYPTO_DEV_QCE
678	help
679	  This option allows to choose whether to build support for all algorithms
680	  (default), hashes-only, or skciphers-only.
681
682	  The QCE engine does not appear to scale as well as the CPU to handle
683	  multiple crypto requests.  While the ipq40xx chips have 4-core CPUs, the
684	  QCE handles only 2 requests in parallel.
685
686	  Ipsec throughput seems to improve when disabling either family of
687	  algorithms, sharing the load with the CPU.  Enabling skciphers-only
688	  appears to work best.
689
690	config CRYPTO_DEV_QCE_ENABLE_ALL
691		bool "All supported algorithms"
692		select CRYPTO_DEV_QCE_SKCIPHER
693		select CRYPTO_DEV_QCE_SHA
694		select CRYPTO_DEV_QCE_AEAD
695		help
696		  Enable all supported algorithms:
697			- AES (CBC, CTR, ECB, XTS)
698			- 3DES (CBC, ECB)
699			- DES (CBC, ECB)
700			- SHA1, HMAC-SHA1
701			- SHA256, HMAC-SHA256
702
703	config CRYPTO_DEV_QCE_ENABLE_SKCIPHER
704		bool "Symmetric-key ciphers only"
705		select CRYPTO_DEV_QCE_SKCIPHER
706		help
707		  Enable symmetric-key ciphers only:
708			- AES (CBC, CTR, ECB, XTS)
709			- 3DES (ECB, CBC)
710			- DES (ECB, CBC)
711
712	config CRYPTO_DEV_QCE_ENABLE_SHA
713		bool "Hash/HMAC only"
714		select CRYPTO_DEV_QCE_SHA
715		help
716		  Enable hashes/HMAC algorithms only:
717			- SHA1, HMAC-SHA1
718			- SHA256, HMAC-SHA256
719
720	config CRYPTO_DEV_QCE_ENABLE_AEAD
721		bool "AEAD algorithms only"
722		select CRYPTO_DEV_QCE_AEAD
723		help
724		  Enable AEAD algorithms only:
725			- authenc()
726			- ccm(aes)
727			- rfc4309(ccm(aes))
728endchoice
729
730config CRYPTO_DEV_QCE_SW_MAX_LEN
731	int "Default maximum request size to use software for AES"
732	depends on CRYPTO_DEV_QCE && CRYPTO_DEV_QCE_SKCIPHER
733	default 512
734	help
735	  This sets the default maximum request size to perform AES requests
736	  using software instead of the crypto engine.  It can be changed by
737	  setting the aes_sw_max_len parameter.
738
739	  Small blocks are processed faster in software than hardware.
740	  Considering the 256-bit ciphers, software is 2-3 times faster than
741	  qce at 256-bytes, 30% faster at 512, and about even at 768-bytes.
742	  With 128-bit keys, the break-even point would be around 1024-bytes.
743
744	  The default is set a little lower, to 512 bytes, to balance the
745	  cost in CPU usage.  The minimum recommended setting is 16-bytes
746	  (1 AES block), since AES-GCM will fail if you set it lower.
747	  Setting this to zero will send all requests to the hardware.
748
749	  Note that 192-bit keys are not supported by the hardware and are
750	  always processed by the software fallback, and all DES requests
751	  are done by the hardware.
752
753config CRYPTO_DEV_QCOM_RNG
754	tristate "Qualcomm Random Number Generator Driver"
755	depends on ARCH_QCOM || COMPILE_TEST
756	select CRYPTO_RNG
757	help
758	  This driver provides support for the Random Number
759	  Generator hardware found on Qualcomm SoCs.
760
761	  To compile this driver as a module, choose M here. The
762	  module will be called qcom-rng. If unsure, say N.
763
764config CRYPTO_DEV_VMX
765	bool "Support for VMX cryptographic acceleration instructions"
766	depends on PPC64 && VSX
767	help
768	  Support for VMX cryptographic acceleration instructions.
769
770source "drivers/crypto/vmx/Kconfig"
771
772config CRYPTO_DEV_IMGTEC_HASH
773	tristate "Imagination Technologies hardware hash accelerator"
774	depends on MIPS || COMPILE_TEST
775	select CRYPTO_MD5
776	select CRYPTO_SHA1
777	select CRYPTO_SHA256
778	select CRYPTO_HASH
779	help
780	  This driver interfaces with the Imagination Technologies
781	  hardware hash accelerator. Supporting MD5/SHA1/SHA224/SHA256
782	  hashing algorithms.
783
784config CRYPTO_DEV_ROCKCHIP
785	tristate "Rockchip's Cryptographic Engine driver"
786	depends on OF && ARCH_ROCKCHIP
787	select CRYPTO_AES
788	select CRYPTO_LIB_DES
789	select CRYPTO_MD5
790	select CRYPTO_SHA1
791	select CRYPTO_SHA256
792	select CRYPTO_HASH
793	select CRYPTO_SKCIPHER
794
795	help
796	  This driver interfaces with the hardware crypto accelerator.
797	  Supporting cbc/ecb chainmode, and aes/des/des3_ede cipher mode.
798
799config CRYPTO_DEV_ZYNQMP_AES
800	tristate "Support for Xilinx ZynqMP AES hw accelerator"
801	depends on ZYNQMP_FIRMWARE || COMPILE_TEST
802	select CRYPTO_AES
803	select CRYPTO_ENGINE
804	select CRYPTO_AEAD
805	help
806	  Xilinx ZynqMP has AES-GCM engine used for symmetric key
807	  encryption and decryption. This driver interfaces with AES hw
808	  accelerator. Select this if you want to use the ZynqMP module
809	  for AES algorithms.
810
811config CRYPTO_DEV_ZYNQMP_SHA3
812	tristate "Support for Xilinx ZynqMP SHA3 hardware accelerator"
813	depends on ZYNQMP_FIRMWARE || COMPILE_TEST
814	select CRYPTO_SHA3
815	help
816	  Xilinx ZynqMP has SHA3 engine used for secure hash calculation.
817	  This driver interfaces with SHA3 hardware engine.
818	  Select this if you want to use the ZynqMP module
819	  for SHA3 hash computation.
820
821source "drivers/crypto/chelsio/Kconfig"
822
823source "drivers/crypto/virtio/Kconfig"
824
825config CRYPTO_DEV_BCM_SPU
826	tristate "Broadcom symmetric crypto/hash acceleration support"
827	depends on ARCH_BCM_IPROC
828	depends on MAILBOX
829	default m
830	select CRYPTO_AUTHENC
831	select CRYPTO_LIB_DES
832	select CRYPTO_MD5
833	select CRYPTO_SHA1
834	select CRYPTO_SHA256
835	select CRYPTO_SHA512
836	help
837	  This driver provides support for Broadcom crypto acceleration using the
838	  Secure Processing Unit (SPU). The SPU driver registers skcipher,
839	  ahash, and aead algorithms with the kernel cryptographic API.
840
841source "drivers/crypto/stm32/Kconfig"
842
843config CRYPTO_DEV_SAFEXCEL
844	tristate "Inside Secure's SafeXcel cryptographic engine driver"
845	depends on (OF || PCI || COMPILE_TEST) && HAS_IOMEM
846	select CRYPTO_LIB_AES
847	select CRYPTO_AUTHENC
848	select CRYPTO_SKCIPHER
849	select CRYPTO_LIB_DES
850	select CRYPTO_HASH
851	select CRYPTO_HMAC
852	select CRYPTO_MD5
853	select CRYPTO_SHA1
854	select CRYPTO_SHA256
855	select CRYPTO_SHA512
856	select CRYPTO_CHACHA20POLY1305
857	select CRYPTO_SHA3
858	help
859	  This driver interfaces with the SafeXcel EIP-97 and EIP-197 cryptographic
860	  engines designed by Inside Secure. It currently accelerates DES, 3DES and
861	  AES block ciphers in ECB and CBC mode, as well as SHA1, SHA224, SHA256,
862	  SHA384 and SHA512 hash algorithms for both basic hash and HMAC.
863	  Additionally, it accelerates combined AES-CBC/HMAC-SHA AEAD operations.
864
865config CRYPTO_DEV_ARTPEC6
866	tristate "Support for Axis ARTPEC-6/7 hardware crypto acceleration."
867	depends on ARM && (ARCH_ARTPEC || COMPILE_TEST)
868	depends on OF
869	select CRYPTO_AEAD
870	select CRYPTO_AES
871	select CRYPTO_ALGAPI
872	select CRYPTO_SKCIPHER
873	select CRYPTO_CTR
874	select CRYPTO_HASH
875	select CRYPTO_SHA1
876	select CRYPTO_SHA256
877	select CRYPTO_SHA512
878	help
879	  Enables the driver for the on-chip crypto accelerator
880	  of Axis ARTPEC SoCs.
881
882	  To compile this driver as a module, choose M here.
883
884config CRYPTO_DEV_CCREE
885	tristate "Support for ARM TrustZone CryptoCell family of security processors"
886	depends on CRYPTO && CRYPTO_HW && OF && HAS_DMA
887	default n
888	select CRYPTO_HASH
889	select CRYPTO_SKCIPHER
890	select CRYPTO_LIB_DES
891	select CRYPTO_AEAD
892	select CRYPTO_AUTHENC
893	select CRYPTO_SHA1
894	select CRYPTO_MD5
895	select CRYPTO_SHA256
896	select CRYPTO_SHA512
897	select CRYPTO_HMAC
898	select CRYPTO_AES
899	select CRYPTO_CBC
900	select CRYPTO_ECB
901	select CRYPTO_CTR
902	select CRYPTO_XTS
903	select CRYPTO_SM4
904	select CRYPTO_SM3
905	help
906	  Say 'Y' to enable a driver for the REE interface of the Arm
907	  TrustZone CryptoCell family of processors. Currently the
908	  CryptoCell 713, 703, 712, 710 and 630 are supported.
909	  Choose this if you wish to use hardware acceleration of
910	  cryptographic operations on the system REE.
911	  If unsure say Y.
912
913source "drivers/crypto/hisilicon/Kconfig"
914
915source "drivers/crypto/amlogic/Kconfig"
916
917config CRYPTO_DEV_SA2UL
918	tristate "Support for TI security accelerator"
919	depends on ARCH_K3 || COMPILE_TEST
920	select ARM64_CRYPTO
921	select CRYPTO_AES
922	select CRYPTO_AES_ARM64
923	select CRYPTO_ALGAPI
924	select CRYPTO_AUTHENC
925	select CRYPTO_SHA1
926	select CRYPTO_SHA256
927	select CRYPTO_SHA512
928	select HW_RANDOM
929	select SG_SPLIT
930	help
931	  K3 devices include a security accelerator engine that may be
932	  used for crypto offload.  Select this if you want to use hardware
933	  acceleration for cryptographic algorithms on these devices.
934
935source "drivers/crypto/keembay/Kconfig"
936
937endif # CRYPTO_HW
938