crypto: hisilicon/qm - obtain the mailbox configuration at one time

driver inclusion
category: bugfix
bugzilla: https://gitee.com/openeuler/kernel/issues/I7BJW9


CVE: NA

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The mailbox configuration(128 bits) needs to be obtained from the
hardware at one time. If the mailbox configuration is obtained for
multiple times, the read value may be incorrect. Use the instruction
to read mailbox data instead of readl().

Fixes: 263c9959 ("crypto: hisilicon - add queue management driver for HiSilicon QM module")
Signed-off-by: Weili Qian <qianweili@huawei.com>
Signed-off-by: JiangShui Yang <yangjiangshui@h-partners.com>