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5 Commits

Author SHA1 Message Date
Radu Alexe
7ca4a9a10f crypto: caam - incapsulate dropping leading zeros into function 
This function will be used into further patches.

Signed-off-by: Radu Alexe <radu.alexe@nxp.com>
Signed-off-by: Horia Geantă <horia.geanta@nxp.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
 2017-05-18 13:19:50 +08:00
Tudor Ambarus
7fcaf62a9f crypto: caam - avoid kzalloc(0) in caam_read_raw_data 
The function returns NULL if buf is composed only of zeros.

Signed-off-by: Tudor Ambarus <tudor-dan.ambarus@nxp.com>
Signed-off-by: Horia Geantă <horia.geanta@nxp.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
 2017-05-18 13:19:50 +08:00
Horia Geantă
33fa46d7b3 crypto: caam - fix invalid dereference in caam_rsa_init_tfm() 
In case caam_jr_alloc() fails, ctx->dev carries the error code,
thus accessing it with dev_err() is incorrect.

Cc: <stable@vger.kernel.org> # 4.8+
Fixes: 8c419778ab57e ("crypto: caam - add support for RSA algorithm")
Signed-off-by: Horia Geantă <horia.geanta@nxp.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
 2017-04-05 21:20:16 +08:00
Horia Geantă
8439e94fce crypto: caam - fix sparse warnings 
Fix the following sparse warning (note that endianness issues
are not not addressed in current patch):

drivers/crypto/caam/ctrl.c:388:24: warning: incorrect type in argument 1 (different address spaces)
drivers/crypto/caam/ctrl.c:388:24:    expected void [noderef] <asn:2>*reg
drivers/crypto/caam/ctrl.c:388:24:    got unsigned int *<noident>
drivers/crypto/caam/ctrl.c:390:24: warning: incorrect type in argument 1 (different address spaces)
drivers/crypto/caam/ctrl.c:390:24:    expected void [noderef] <asn:2>*reg
drivers/crypto/caam/ctrl.c:390:24:    got unsigned int *<noident>
drivers/crypto/caam/ctrl.c:548:24: warning: incorrect type in assignment (different address spaces)
drivers/crypto/caam/ctrl.c:548:24:    expected struct caam_ctrl [noderef] <asn:2>*ctrl
drivers/crypto/caam/ctrl.c:548:24:    got struct caam_ctrl *<noident>
drivers/crypto/caam/ctrl.c:550:30: warning: cast removes address space of expression
drivers/crypto/caam/ctrl.c:549:26: warning: incorrect type in assignment (different address spaces)
drivers/crypto/caam/ctrl.c:549:26:    expected struct caam_assurance [noderef] <asn:2>*assure
drivers/crypto/caam/ctrl.c:549:26:    got struct caam_assurance *<noident>
drivers/crypto/caam/ctrl.c:554:28: warning: cast removes address space of expression
drivers/crypto/caam/ctrl.c:553:24: warning: incorrect type in assignment (different address spaces)
drivers/crypto/caam/ctrl.c:553:24:    expected struct caam_deco [noderef] <asn:2>*deco
drivers/crypto/caam/ctrl.c:553:24:    got struct caam_deco *<noident>
drivers/crypto/caam/ctrl.c:634:48: warning: cast removes address space of expression
drivers/crypto/caam/ctrl.c:633:44: warning: incorrect type in assignment (different address spaces)
drivers/crypto/caam/ctrl.c:633:44:    expected struct caam_job_ring [noderef] <asn:2>*<noident>
drivers/crypto/caam/ctrl.c:633:44:    got struct caam_job_ring *<noident>
drivers/crypto/caam/ctrl.c:648:34: warning: cast removes address space of expression
drivers/crypto/caam/ctrl.c:647:30: warning: incorrect type in assignment (different address spaces)
drivers/crypto/caam/ctrl.c:647:30:    expected struct caam_queue_if [noderef] <asn:2>*qi
drivers/crypto/caam/ctrl.c:647:30:    got struct caam_queue_if *<noident>
drivers/crypto/caam/ctrl.c:806:37: warning: incorrect type in assignment (different address spaces)
drivers/crypto/caam/ctrl.c:806:37:    expected void *data
drivers/crypto/caam/ctrl.c:806:37:    got unsigned int [noderef] <asn:2>*
drivers/crypto/caam/ctrl.c:814:38: warning: incorrect type in assignment (different address spaces)
drivers/crypto/caam/ctrl.c:814:38:    expected void *data
drivers/crypto/caam/ctrl.c:814:38:    got unsigned int [noderef] <asn:2>*
drivers/crypto/caam/ctrl.c:822:38: warning: incorrect type in assignment (different address spaces)
drivers/crypto/caam/ctrl.c:822:38:    expected void *data
drivers/crypto/caam/ctrl.c:822:38:    got unsigned int [noderef] <asn:2>*
drivers/crypto/caam/jr.c:492:23: warning: incorrect type in assignment (different address spaces)
drivers/crypto/caam/jr.c:492:23:    expected struct caam_job_ring [noderef] <asn:2>*rregs
drivers/crypto/caam/jr.c:492:23:    got struct caam_job_ring *<noident>
drivers/crypto/caam/caampkc.c:398:35: warning: Using plain integer as NULL pointer
drivers/crypto/caam/caampkc.c:444:35: warning: Using plain integer as NULL pointer

Signed-off-by: Horia Geantă <horia.geanta@nxp.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
 2016-11-13 17:45:08 +08:00
Tudor Ambarus
8c419778ab crypto: caam - add support for RSA algorithm 
Add RSA support to caam driver.

Initial author is Yashpal Dutta <yashpal.dutta@freescale.com>.

Signed-off-by: Tudor Ambarus <tudor-dan.ambarus@nxp.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
 2016-07-05 23:05:24 +08:00