** Changed in: kunpeng920/ubuntu-20.04
Status: In Progress => Fix Committed
** Changed in: kunpeng920
Status: In Progress => Fix Committed
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https://bugs.launchpad.net/bugs/1943301
Title:
【sec-0911】 fail to reset sec module
Status in kunpeng920:
Fix Committed
Status in kunpeng920 ubuntu-20.04 series:
Fix Committed
Status in kunpeng920 ubuntu-20.04-hwe series:
Fix Released
Status in linux package in Ubuntu:
Invalid
Status in linux source package in Focal:
Fix Committed
Bug description:
[Impact]
The crypto accelerator in Hi1620 SoC can not be reset.
[Test Plan]
1) echo 1 >/sys/devices/pci0000:74/0000:74:00.0/0000:75:00.1/reset
2) echo 1 >/sys/devices/pci0000:74/0000:74:00.0/0000:75:00.0/reset
3) busybox devmem 0x200141B01018 32 0x1
4) dmesg | grep "FLR resetting"
[Regression Risk]
hisi_qm only affects kunpeng920 platform. Minimal risk for other platform,
and full regression test is needed on kunpeng920.
=======================
[Bug Description]
[Steps to Reproduce]
1、echo 1 >/sys/devices/pci0000:74/0000:74:00.0/0000:75:00.1/reset
2、echo 1 >/sys/devices/pci0000:74/0000:74:00.0/0000:75:00.0/reset
3、busybox devmem 0x200141B01018 32 0x1,
[Actual Results]
root@root:~# busybox devmem 0x200141B01018 32 0x1
root@root:~# dmesg
root@root:~#
[Expected Results]
reset ok
[Reproducibility]
[Additional information]
(Firmware version, kernel version, affected hardware, etc. if required):
OS: ubuntu 20.04.2
DRV（driver version）: vermagic: 5.8.0-59-generic SMP mod_unload aarch64
[Resolution]
[v2,3/5] crypto: hisilicon/sec2 - update SEC initialization and reset
此patch未合入
https://patchwork.kernel.org/project/linux-crypto/patch/1594084541-22177-4-git-send-email-liulongf...@huawei.com/
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