crypto: hisilicon/hpre - disable FLR triggered by hardware
authorHui Tang <tanghui20@huawei.com>
Fri, 10 Jul 2020 07:40:46 +0000 (15:40 +0800)
committerHerbert Xu <herbert@gondor.apana.org.au>
Thu, 16 Jul 2020 11:49:12 +0000 (21:49 +1000)
commit10f33d391ebd4edc861685ed0566cf807a363661
tree6ec48e914b6d22926ed33806d05a8c7116335118
parentdadbe4c11753581d959b866198a48f5727fdc7c3
crypto: hisilicon/hpre - disable FLR triggered by hardware

for Hi1620 hardware, we should disable these hardware flr:
1. BME_FLR - bit 7,
2. PM_FLR - bit 11,
3. SRIOV_FLR - bit 12,
Or HPRE may goto D3 state, when we bind and unbind HPRE quickly,
as it does FLR triggered by BME/PM/SRIOV.

Fixes: c8b4b477079d("crypto: hisilicon - add HiSilicon HPRE accelerator")
Signed-off-by: Hui Tang <tanghui20@huawei.com>
Signed-off-by: Meng Yu <yumeng18@huawei.com>
Reviewed-by: Zaibo Xu <xuzaibo@huawei.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
drivers/crypto/hisilicon/hpre/hpre_main.c