[ Upstream commit 3d3135057ff567d5c09fff4c9ef6391a684e8042 ]
Since the number of devices is limited, and the number
of tfms may exceed the number of devices, to ensure that
tfms can be successfully allocated, support tfms
sharing the same device.
Fixes: e4d9d10ef4 ("crypto: hisilicon/trng - add support for PRNG")
Signed-off-by: Weili Qian <qianweili@huawei.com>
Signed-off-by: Chenghai Huang <huangchenghai2@huawei.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
Signed-off-by: Sasha Levin <sashal@kernel.org>
d0bac6618e