mainline inclusion
from mainline-master
commit 5652d55a
category: feature
bugzilla: 173981
CVE: NA

Reference: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=5652d55a76f6f59f0c1cfc7b90050742738cd227

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Add fallback tfm supporting for hisi_sec driver. Due to the hardware
not supports 192bit key length when using XTS mode. So the driver needs
to setting the soft fallback skcipher tfm for user.
Signed-off-by: NKai Ye <yekai13@huawei.com>
Signed-off-by: NLongfang Liu <liulongfang@huawei.com>
Reported-by: Nkernel test robot <lkp@intel.com>
Signed-off-by: NHerbert Xu <herbert@gondor.apana.org.au>
Signed-off-by: NMingqiang Ling <lingmingqiang@huawei.com>
Signed-off-by: NZheng Zengkai <zhengzengkai@huawei.com>