linux.git/drivers/crypto/qat, branch v4.8 Linux kernel source tree crypto: qat - fix aes-xts key sizes 2016-08-24T12:51:19+00:00 Giovanni Cabiddu giovanni.cabiddu@intel.com 2016-08-18T18:53:36+00:00 10bb087ce381c812cd81a65ffd5e6f83e6399291 Increase value of supported key sizes for qat_aes_xts. aes-xts keys consists of keys of equal size concatenated. Fixes: def14bfaf30d ("crypto: qat - add support for ctr(aes) and xts(aes)") Cc: stable@vger.kernel.org Reported-by: Wenqian Yu <wenqian.yu@intel.com> Signed-off-by: Giovanni Cabiddu <giovanni.cabiddu@intel.com> Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au> 
Increase value of supported key sizes for qat_aes_xts.
aes-xts keys consists of keys of equal size concatenated.

Fixes: def14bfaf30d ("crypto: qat - add support for ctr(aes) and xts(aes)")
Cc: stable@vger.kernel.org
Reported-by: Wenqian Yu <wenqian.yu@intel.com>
Signed-off-by: Giovanni Cabiddu <giovanni.cabiddu@intel.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
crypto: qat - Stop dropping leading zeros from RSA output 2016-07-11T10:03:11+00:00 Salvatore Benedetto salvatore.benedetto@intel.com 2016-07-07T14:52:17+00:00 bd76ad4abfdccd26a9ac11214aa715e83bc8e808 There is not need to drop leading zeros from the RSA output operations results. Signed-off-by: Salvatore Benedetto <salvatore.benedetto@intel.com> Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au> 
There is not need to drop leading zeros from the RSA output
operations results.

Signed-off-by: Salvatore Benedetto <salvatore.benedetto@intel.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
crypto: qat - Add DH support 2016-07-11T10:03:10+00:00 Salvatore Benedetto salvatore.benedetto@intel.com 2016-07-07T14:27:29+00:00 c9839143ebbf5e821128da44f7e271d745aab19e Add DH support under kpp api. Drop struct qat_rsa_request and introduce a more generic struct qat_asym_request and share it between RSA and DH requests. Signed-off-by: Salvatore Benedetto <salvatore.benedetto@intel.com> Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au> 
Add DH support under kpp api. Drop struct qat_rsa_request and
introduce a more generic struct qat_asym_request and share it
between RSA and DH requests.

Signed-off-by: Salvatore Benedetto <salvatore.benedetto@intel.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
crypto: qat - Add RSA CRT mode 2016-07-05T15:05:28+00:00 Salvatore Benedetto salvatore.benedetto@intel.com 2016-07-04T16:21:40+00:00 879f77e9071f029e1c9bd5a75814ecf51370f846 Extend qat driver to use RSA CRT mode when all CRT related components are present in the private key. Simplify code in qat_rsa_setkey by adding qat_rsa_clear_ctx. Signed-off-by: Salvatore Benedetto <salvatore.benedetto@intel.com> Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au> 
Extend qat driver to use RSA CRT mode when all CRT related components are
present in the private key. Simplify code in qat_rsa_setkey by adding
qat_rsa_clear_ctx.

Signed-off-by: Salvatore Benedetto <salvatore.benedetto@intel.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
crypto: qat - Use alternative reset methods depending on the specific device 2016-07-05T15:05:25+00:00 Conor McLoughlin conor.mcloughlin@intel.com 2016-07-04T15:26:00+00:00 e24860f2a6b50eb09f3a627e168433005798f8d9 Different product families will use FLR or SBR. Virtual Function devices have no reset method. Signed-off-by: Conor McLoughlin <conor.mcloughlin@intel.com> Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au> 
Different product families will use FLR or SBR.
Virtual Function devices have no reset method.

Signed-off-by: Conor McLoughlin <conor.mcloughlin@intel.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
crypto: qat - Switch to new rsa_helper functions 2016-07-05T15:05:21+00:00 Salvatore Benedetto salvatore.benedetto@intel.com 2016-07-04T09:49:28+00:00 6889621fd2317f52fd2c5ef1178128156f39fa94 Drop all asn1 related code and use the new rsa_helper functions rsa_parse_[pub|priv]_key for parsing the key Signed-off-by: Salvatore Benedetto <salvatore.benedetto@intel.com> Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au> 
Drop all asn1 related code and use the new rsa_helper
functions rsa_parse_[pub|priv]_key for parsing the key

Signed-off-by: Salvatore Benedetto <salvatore.benedetto@intel.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
crypto: qat - Remove deprecated create_workqueue 2016-06-13T09:47:48+00:00 Bhaktipriya Shridhar bhaktipriya96@gmail.com 2016-06-07T21:17:47+00:00 773b197972bebcbd9eb3cd4d2688a68619eef85c alloc_workqueue replaces deprecated create_workqueue(). The workqueue device_reset_wq has workitem &reset_data->reset_work per adf_reset_dev_data. The workqueue pf2vf_resp_wq is a workqueue for PF2VF responses has workitem &pf2vf_resp->pf2vf_resp_work per pf2vf_resp. The workqueue adf_vf_stop_wq is used to call adf_dev_stop() asynchronously. Dedicated workqueues have been used in all cases since the workitems on the workqueues are involved in operation of crypto which can be used in the IO path which is depended upon during memory reclaim. Hence, WQ_MEM_RECLAIM has been set to gurantee forward progress under memory pressure. Since there are only a fixed number of work items, explicit concurrency limit is unnecessary. Signed-off-by: Bhaktipriya Shridhar <bhaktipriya96@gmail.com> Acked-by: Tejun Heo <tj@kernel.org> Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au> 
alloc_workqueue replaces deprecated create_workqueue().

The workqueue device_reset_wq has workitem &reset_data->reset_work per
adf_reset_dev_data. The workqueue  pf2vf_resp_wq is a workqueue for
PF2VF responses has workitem &pf2vf_resp->pf2vf_resp_work per pf2vf_resp.
The workqueue adf_vf_stop_wq is used to call adf_dev_stop()
asynchronously.

Dedicated workqueues have been used in all cases since the workitems
on the workqueues are involved in operation of crypto which can be used in
the IO path which is depended upon during memory reclaim. Hence,
WQ_MEM_RECLAIM has been set to gurantee forward progress under memory
pressure.
Since there are only a fixed number of work items, explicit concurrency
limit is unnecessary.

Signed-off-by: Bhaktipriya Shridhar <bhaktipriya96@gmail.com>
Acked-by: Tejun Heo <tj@kernel.org>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
crypto: qat - fix typos sizeof for ctx 2016-05-31T08:41:48+00:00 Tadeusz Struk tadeusz.struk@intel.com 2016-05-17T17:53:51+00:00 21a3d3b234cd170deded6beb42409f2a9cd01917 The sizeof(*ctx->dec_cd) and sizeof(*ctx->enc_cd) are equal, but we should use the correct one for freeing memory anyway. Signed-off-by: Tadeusz Struk <tadeusz.struk@intel.com> Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au> 
The sizeof(*ctx->dec_cd) and sizeof(*ctx->enc_cd) are equal,
but we should use the correct one for freeing memory anyway.

Signed-off-by: Tadeusz Struk <tadeusz.struk@intel.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
crypto: qat - change the adf_ctl_stop_devices to void 2016-05-13T09:30:18+00:00 Tadeusz Struk tadeusz.struk@intel.com 2016-05-11T20:21:29+00:00 256b1cfb9a346bb4808cd27b7b8f9b120f96491e Change the adf_ctl_stop_devices to a void function. Signed-off-by: Tadeusz Struk <tadeusz.struk@intel.com> Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au> 
Change the adf_ctl_stop_devices to a void function.

Signed-off-by: Tadeusz Struk <tadeusz.struk@intel.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
crypto: qat - make adf_vf_isr.c dependant on IOV config 2016-05-03T08:10:13+00:00 Tadeusz Struk tadeusz.struk@intel.com 2016-04-29T18:00:00+00:00 d0c15bd5067ec75d8738f4d4ba1e5e3ab0ea6f2d The adf_vf_isr.c should only be build if CONFIG_PCI_IOV is enabled Signed-off-by: Tadeusz Struk <tadeusz.struk@intel.com> Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au> 
The adf_vf_isr.c should only be build if CONFIG_PCI_IOV is enabled

Signed-off-by: Tadeusz Struk <tadeusz.struk@intel.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>