Re: [PATCH v2 0/4] Qcom smmu-500 TLB invalidation errata for sdm845

From: Joerg Roedel
Date: Tue Sep 25 2018 - 08:09:38 EST


On Mon, Sep 10, 2018 at 11:55:47AM +0530, Vivek Gautam wrote:
> Vivek Gautam (4):
> firmware: qcom_scm-64: Add atomic version of qcom_scm_call
> firmware/qcom_scm: Add atomic version of io read/write APIs
> firmware/qcom_scm: Add scm call to handle smmu errata
> iommu/arm-smmu: Add support to handle Qcom's TLBI serialization errata
>
> drivers/firmware/qcom_scm-32.c | 17 ++++
> drivers/firmware/qcom_scm-64.c | 181 +++++++++++++++++++++++++++++++----------
> drivers/firmware/qcom_scm.c | 18 ++++
> drivers/firmware/qcom_scm.h | 9 ++
> drivers/iommu/arm-smmu-regs.h | 2 +
> drivers/iommu/arm-smmu.c | 133 +++++++++++++++++++++++++++++-
> include/linux/qcom_scm.h | 6 ++
> 7 files changed, 320 insertions(+), 46 deletions(-)

Should this go through the iommu-tree? In that case I need Acked-by's
for the firmware code changes.

Regards,

Joerg