iommu/arm-smmu-v3: sync the OVACKFLG to PRIQ consumer register
authorMiao Zhong <zhongmiao@hisilicon.com>
Mon, 23 Jul 2018 12:56:58 +0000 (20:56 +0800)
committerWill Deacon <will.deacon@arm.com>
Thu, 26 Jul 2018 10:34:59 +0000 (11:34 +0100)
commit0d535967ac658966c6ade8f82b5799092f7d5441
tree95ca13600ccc14a3e342790ec9b480e4ef5cdee8
parentd1e20222d5372e951bbb2fd3f6489ec4a6ea9b11
iommu/arm-smmu-v3: sync the OVACKFLG to PRIQ consumer register

When PRI queue occurs overflow, driver should update the OVACKFLG to
the PRIQ consumer register, otherwise subsequent PRI requests will not
be processed.

Cc: Will Deacon <will.deacon@arm.com>
Cc: Robin Murphy <robin.murphy@arm.com>
Signed-off-by: Miao Zhong <zhongmiao@hisilicon.com>
Signed-off-by: Will Deacon <will.deacon@arm.com>
drivers/iommu/arm-smmu-v3.c