linux-toradex.git/drivers/crypto/caam/caamalg.c, branch v3.7 Linux kernel for Apalis and Colibri modules crypto: caam - add IPsec ESN support 2012-09-06T20:17:07+00:00 Horia Geanta horia.geanta@freescale.com 2012-09-04T16:18:00+00:00 891104ed008e8646c7860fe5bc70b0aac55dcc6c Support for ESNs (extended sequence numbers). Tested with strongswan by connecting back-to-back P1010RDB with P2020RDB. Signed-off-by: Horia Geanta <horia.geanta@freescale.com> Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au> 
Support for ESNs (extended sequence numbers).
Tested with strongswan by connecting back-to-back P1010RDB with P2020RDB.

Signed-off-by: Horia Geanta <horia.geanta@freescale.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
crypto: caam - coccicheck fixes 2012-09-06T20:17:03+00:00 Kim Phillips kim.phillips@freescale.com 2012-09-06T20:17:03+00:00 2af8f4a2727998eb3f4ff1edfffaca99955ef22e use true/false for bool, fix code alignment, and fix two allocs with no test. Signed-off-by: Kim Phillips <kim.phillips@freescale.com> Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au> 
use true/false for bool, fix code alignment, and fix two allocs with
no test.

Signed-off-by: Kim Phillips <kim.phillips@freescale.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
crypto: caam - set descriptor sharing type to SERIAL 2012-08-01T09:47:31+00:00 Kim Phillips kim.phillips@freescale.com 2012-07-13T22:49:28+00:00 61bb86bba169507a5f223b94b9176c32c84b4721 SHARE_WAIT, whilst more optimal for association-less crypto, has the ability to start thrashing the CCB descriptor/key caches, given high levels of traffic across multiple security associations (and thus keys). Switch to using the SERIAL sharing type, which prefers the last used CCB for the SA. On a 2-DECO platform such as the P3041, this can improve performance by about 3.7%. Signed-off-by: Kim Phillips <kim.phillips@freescale.com> Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au> 
SHARE_WAIT, whilst more optimal for association-less crypto,
has the ability to start thrashing the CCB descriptor/key
caches, given high levels of traffic across multiple security
associations (and thus keys).

Switch to using the SERIAL sharing type, which prefers
the last used CCB for the SA.  On a 2-DECO platform
such as the P3041, this can improve performance by
about 3.7%.

Signed-off-by: Kim Phillips <kim.phillips@freescale.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
crypto: caam - chaining support 2012-06-27T06:42:05+00:00 Yuan Kang Yuan.Kang@freescale.com 2012-06-23T00:48:49+00:00 643b39b031f546c7c3c60ef360b8260aa2b32762 support chained scatterlists for aead, ablkcipher and ahash. Signed-off-by: Yuan Kang <Yuan.Kang@freescale.com> - fix dma unmap leak - un-unlikely src == dst, due to experience with AF_ALG Signed-off-by: Kudupudi Ugendreshwar <B38865@freescale.com> Signed-off-by: Kim Phillips <kim.phillips@freescale.com> Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au> 
support chained scatterlists for aead, ablkcipher and ahash.

Signed-off-by: Yuan Kang <Yuan.Kang@freescale.com>

- fix dma unmap leak
- un-unlikely src == dst, due to experience with AF_ALG

Signed-off-by: Kudupudi Ugendreshwar <B38865@freescale.com>
Signed-off-by: Kim Phillips <kim.phillips@freescale.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
crypto: caam - link_tbl rename 2012-06-27T06:42:05+00:00 Yuan Kang Yuan.Kang@freescale.com 2012-06-23T00:48:46+00:00 a299c837040bb47810b9d287dfe7deed6a254995 - rename scatterlist and link_tbl functions - link_tbl changed to sec4_sg - sg_to_link_tbl_one changed to dma_to_sec4_sg_one, since no scatterlist is use Signed-off-by: Yuan Kang <Yuan.Kang@freescale.com> Signed-off-by: Kim Phillips <kim.phillips@freescale.com> Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au> 
- rename scatterlist and link_tbl functions
- link_tbl changed to sec4_sg
- sg_to_link_tbl_one changed to dma_to_sec4_sg_one,
  since no scatterlist is use

Signed-off-by: Yuan Kang <Yuan.Kang@freescale.com>
Signed-off-by: Kim Phillips <kim.phillips@freescale.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
crypto: caam - refactor key_gen, sg 2012-06-27T06:42:05+00:00 Yuan Kang Yuan.Kang@freescale.com 2012-06-23T00:48:45+00:00 4c1ec1f9301549db229bc6dce916f8a99d1f82d6 create separate files for split key generation and scatterlist functions. Signed-off-by: Yuan Kang <Yuan.Kang@freescale.com> Signed-off-by: Kim Phillips <kim.phillips@freescale.com> Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au> 
create separate files for split key generation and scatterlist functions.

Signed-off-by: Yuan Kang <Yuan.Kang@freescale.com>
Signed-off-by: Kim Phillips <kim.phillips@freescale.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
crypto: caam - remove jr register/deregister 2012-06-27T06:42:04+00:00 Yuan Kang Yuan.Kang@freescale.com 2012-06-23T00:48:44+00:00 8009a383f28e853df1a1b08d405ccf67ba860fcc remove caam_jr_register and caam_jr_deregister to allow sharing of job rings. Signed-off-by: Yuan Kang <Yuan.Kang@freescale.com> Signed-off-by: Kim Phillips <kim.phillips@freescale.com> Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au> 
remove caam_jr_register and caam_jr_deregister
to allow sharing of job rings.

Signed-off-by: Yuan Kang <Yuan.Kang@freescale.com>
Signed-off-by: Kim Phillips <kim.phillips@freescale.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
crypto: caam - support external seq in/out lengths 2012-06-27T06:42:04+00:00 Yuan Kang Yuan.Kang@freescale.com 2012-06-23T00:48:43+00:00 6ec47334935ffbc3eccc227ed22ab716be9942f1 functions for external storage of seq in/out lengths, i.e., for 32-bit lengths. These type-dependent functions automatically determine whether to store the length internally (embedded in the command header word) or externally (after the address pointer), based on size of the type given. Signed-off-by: Yuan Kang <Yuan.Kang@freescale.com> Signed-off-by: Kim Phillips <kim.phillips@freescale.com> Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au> 
functions for external storage of seq in/out lengths,
i.e., for 32-bit lengths.

These type-dependent functions automatically determine whether to
store the length internally (embedded in the command header word) or
externally (after the address pointer), based on size of the type
given.

Signed-off-by: Yuan Kang <Yuan.Kang@freescale.com>
Signed-off-by: Kim Phillips <kim.phillips@freescale.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
crypto: caam - remove line continuations from ablkcipher_append_src_dst 2012-06-27T06:42:03+00:00 Kim Phillips kim.phillips@freescale.com 2012-06-23T00:42:35+00:00 70d793cc30a129d974363b4f3c22c9db6bbb18ed presumably leftovers from possible macro development. Signed-off-by: Kim Phillips <kim.phillips@freescale.com> Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au> 
presumably leftovers from possible macro development.

Signed-off-by: Kim Phillips <kim.phillips@freescale.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
crypto: caam - add backward compatible string sec4.0 2012-03-29T08:34:57+00:00 Shengzhou Liu Shengzhou.Liu@freescale.com 2012-03-21T06:09:10+00:00 a0ea0f6d17a6f14319069b039b7a9ebf54009678 In some device trees of previous version, there were string "fsl,sec4.0". To be backward compatible with device trees, we have CAAM driver first check "fsl,sec-v4.0", if it fails, then check for "fsl,sec4.0". Signed-off-by: Shengzhou Liu <Shengzhou.Liu@freescale.com> Acked-by: Kim Phillips <kim.phillips@freescale.com> Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au> 
In some device trees of previous version, there were string "fsl,sec4.0".
To be backward compatible with device trees, we have CAAM driver first
check "fsl,sec-v4.0", if it fails, then check for "fsl,sec4.0".

Signed-off-by: Shengzhou Liu <Shengzhou.Liu@freescale.com>
Acked-by: Kim Phillips <kim.phillips@freescale.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>