linux-kernel - [GIT PULL] iommu/arm-smmu: Updates for 5.18

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Date:   Tue, 8 Mar 2022 10:18:10 +0000
From:   Will Deacon <will@...nel.org>
To:     joro@...tes.org
Cc:     iommu@...ts.linux-foundation.org,
        linux-arm-kernel@...ts.infradead.org, linux-kernel@...r.kernel.org,
        robin.murphy@....com, kernel-team@...roid.com
Subject: [GIT PULL] iommu/arm-smmu: Updates for 5.18

Hi Joerg,

Please pull this handful of Arm SMMU updates for 5.18. Summary in the tag.

Cheers,

Will

--->8

The following changes since commit 26291c54e111ff6ba87a164d85d4a4e134b7315c:

  Linux 5.17-rc2 (2022-01-30 15:37:07 +0200)

are available in the Git repository at:

  git://git.kernel.org/pub/scm/linux/kernel/git/will/linux.git tags/arm-smmu-updates

for you to fetch changes up to 97dfad194ca8de04c7292d4f4c8dc493c0d20f85:

  iommu/arm-smmu: Account for PMU interrupts (2022-03-07 21:09:39 +0000)

----------------------------------------------------------------
Arm SMMU updates for 5.18

- Fix SMMUv3 soft lockup during continuous stream of events

- Fix error path for Qualcomm SMMU probe()

- Rework SMMU IRQ setup to prepare the ground for PMU support

- Minor cleanups and refactoring

----------------------------------------------------------------
Andy Shevchenko (1):
      perf/smmuv3: Don't cast parameter in bit operations

Christophe JAILLET (2):
      iommu/arm-smmu-v3: Avoid open coded arithmetic in memory allocation
      iommu/arm-smmu-v3: Simplify memory allocation

Miaoqian Lin (1):
      iommu/arm-smmu: Add missing pm_runtime_disable() in qcom_iommu_device_probe

Robin Murphy (1):
      iommu/arm-smmu: Account for PMU interrupts

Zhou Guanghui (1):
      iommu/arm-smmu-v3: fix event handling soft lockup

 drivers/iommu/arm/arm-smmu-v3/arm-smmu-v3.c | 27 +++------
 drivers/iommu/arm/arm-smmu/arm-smmu.c       | 93 ++++++++++++++---------------
 drivers/iommu/arm/arm-smmu/arm-smmu.h       |  5 +-
 drivers/iommu/arm/arm-smmu/qcom_iommu.c     | 10 +++-
 drivers/perf/arm_smmuv3_pmu.c               |  4 +-
 5 files changed, 64 insertions(+), 75 deletions(-)