crypto: hisilicon/qm - modify the process of regs dfx

[ Upstream commit b40b62ed ]

The last register logic and different register logic are combined.
Use "u32" instead of 'int' in the regs function input parameter to
simplify some checks.

Signed-off-by: Kai Ye <yekai13@huawei.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
Stable-dep-of: 5831fc1f ("crypto: hisilicon/qm - fix PF queue parameter issue")
Signed-off-by: Sasha Levin <sashal@kernel.org>