crypto: hisilicon - change parameter passing of debugfs function

To avoid repeatedly obtaining 'qm' from 'filp', parameter passing of
debugfs function directly use 'qm' instead of 'filp'.

Signed-off-by: Weili Qian <qianweili@huawei.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>