crypto: hisilicon/qm - split 'qm_eq_ctx_cfg' into smaller pieces

mainline inclusion
from mainline-v5.11-rc1
commit 53737881
category: bugfix
bugzilla: 173981
CVE: NA

Reference: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=53737881da6e505a435f8a10d10a19dd0c888823



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'qm_eq_ctx_cfg' initializes configuration of EQ and AEQ,
split it into two pieces to improve code readability.

Signed-off-by: Weili Qian <qianweili@huawei.com>
Reviewed-by: Zhou Wang <wangzhou1@hisilicon.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
Signed-off-by: Mingqiang Ling <lingmingqiang@huawei.com>
Signed-off-by: Zheng Zengkai <zhengzengkai@huawei.com>