crypto: hisilicon/qm - register callback function to 'pci_driver.shutdown'
authorYang Shen <shenyang39@huawei.com>
Sat, 15 Aug 2020 09:56:15 +0000 (17:56 +0800)
committerHerbert Xu <herbert@gondor.apana.org.au>
Fri, 21 Aug 2020 04:47:52 +0000 (14:47 +1000)
commit64dfe49528d071b952aa65165bb1858edc2abe9a
treeaf72751c2bb3fed816b1cade268d2f2edaeb66fb
parent8d8f8d494da7834708442070841bc91812fd3e00
crypto: hisilicon/qm - register callback function to 'pci_driver.shutdown'

Since the drivers such as HPRE/SEC/ZIP do not implement
'pci_driver.shutdow', a RAS will be triggered at OS rebooting or shutting
down as the hardware device is processing request.
The log looks like this:
NOTICE:  [NimbusSecNodeType1]:[2372L]This is sec, Base = 0x141800000
NOTICE:  [NimbusSecHandle]:[2319L] SecIntSt = 0x3
NOTICE:  [NimbusSecHandle]:[2320L] SecQmIntStatus = 0x2
NOTICE:  [PrintSecurityType]:[344L] SecurityType is RECOVERABLE!

This patch offers a new API in qm to shutdown devices, and add shutdown
callbacks in ACC driver based on this new API.

So the running devices will be stopped when the OS reboot or shutdown.

Signed-off-by: Yang Shen <shenyang39@huawei.com>
Reviewed-by: Zhou Wang <wangzhou1@hisilicon.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
drivers/crypto/hisilicon/hpre/hpre_main.c
drivers/crypto/hisilicon/qm.c
drivers/crypto/hisilicon/qm.h
drivers/crypto/hisilicon/sec2/sec_main.c
drivers/crypto/hisilicon/zip/zip_main.c