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From: Robin Murphy <robin.murphy@arm.com>
To: Will Deacon <will@kernel.org>, joro@8bytes.org
Cc: iommu@lists.linux-foundation.org,
	linux-arm-kernel@lists.infradead.org,
	linux-kernel@vger.kernel.org, kernel-team@android.com
Subject: Re: [GIT PULL] iommu/arm-smmu: Updates for 5.15
Date: Fri, 13 Aug 2021 18:03:33 +0100	[thread overview]
Message-ID: <603960e8-e8cd-ed5c-32fd-93118401a221@arm.com> (raw)
In-Reply-To: <20210813164735.GA8765@willie-the-truck>

On 2021-08-13 17:47, Will Deacon wrote:
> Hi Joerg,
> 
> Please pull these Arm SMMU updates for 5.15. There's not tonnes here, but
> a good mixture of optimisations and cleanups -- summary in the tag.
> 
> This applies cleanly against iommu/next, but I suspect it will conflict
> with Robin's series on the list. Please shout if you need anything from
> me to help with that (e.g. rebase, checking a merge conflict).

In fact it merges cleanly into my local branch, so I hope we should be 
good :)

Robin.

> Cheers,
> 
> Will
> 
> --->8
> 
> The following changes since commit ff1176468d368232b684f75e82563369208bc371:
> 
>    Linux 5.14-rc3 (2021-07-25 15:35:14 -0700)
> 
> 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 fac956710ab0812f9e395e9f7a27da551412830f:
> 
>    iommu/arm-smmu-v3: Stop pre-zeroing batch commands (2021-08-13 14:26:06 +0100)
> 
> ----------------------------------------------------------------
> Arm SMMU updates for 5.15
> 
> - SMMUv3
> 
>    * Minor optimisation to avoid zeroing struct members on CMD submission
> 
>    * Increased use of batched commands to reduce submission latency
> 
>    * Refactoring in preparation for ECMDQ support
> 
> - SMMUv2
> 
>    * Fix races when probing devices with identical StreamIDs
> 
>    * Optimise walk cache flushing for Qualcomm implementations
> 
>    * Allow deep sleep states for some Qualcomm SoCs with shared clocks
> 
> ----------------------------------------------------------------
> Ashish Mhetre (1):
>        iommu: Fix race condition during default domain allocation
> 
> John Garry (2):
>        iommu/arm-smmu-v3: Remove some unneeded init in arm_smmu_cmdq_issue_cmdlist()
>        iommu/arm-smmu-v3: Stop pre-zeroing batch commands
> 
> Krishna Reddy (1):
>        iommu/arm-smmu: Fix race condition during iommu_group creation
> 
> Sai Prakash Ranjan (2):
>        iommu/arm-smmu: Add clk_bulk_{prepare/unprepare} to system pm callbacks
>        iommu/arm-smmu: Optimize ->tlb_flush_walk() for qcom implementation
> 
> Zhen Lei (4):
>        iommu/arm-smmu-v3: Use command queue batching helpers to improve performance
>        iommu/arm-smmu-v3: Add and use static helper function arm_smmu_cmdq_issue_cmd_with_sync()
>        iommu/arm-smmu-v3: Add and use static helper function arm_smmu_get_cmdq()
>        iommu/arm-smmu-v3: Extract reusable function __arm_smmu_cmdq_skip_err()
> 
>   drivers/iommu/arm/arm-smmu-v3/arm-smmu-v3.c | 89 +++++++++++++++++------------
>   drivers/iommu/arm/arm-smmu/arm-smmu-qcom.c  | 11 ++++
>   drivers/iommu/arm/arm-smmu/arm-smmu.c       | 45 ++++++++++++---
>   drivers/iommu/arm/arm-smmu/arm-smmu.h       |  1 +
>   drivers/iommu/iommu.c                       |  2 +
>   5 files changed, 106 insertions(+), 42 deletions(-)
> 
> _______________________________________________
> linux-arm-kernel mailing list
> linux-arm-kernel@lists.infradead.org
> http://lists.infradead.org/mailman/listinfo/linux-arm-kernel
> 

  reply	other threads:[~2021-08-13 17:03 UTC|newest]

Thread overview: 5+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2021-08-13 16:47 Will Deacon
2021-08-13 17:03 ` Robin Murphy [this message]
2021-08-18 12:08 ` Joerg Roedel
2021-08-18 12:17   ` Will Deacon
2021-08-18 13:09     ` Joerg Roedel

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