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From: Zhen Lei <thunder.leizhen@huawei.com>
To: Will Deacon <will@kernel.org>,
	Robin Murphy <robin.murphy@arm.com>,
	"Joerg Roedel" <joro@8bytes.org>,
	linux-arm-kernel <linux-arm-kernel@lists.infradead.org>,
	iommu <iommu@lists.linux-foundation.org>,
	<linux-kernel@vger.kernel.org>
Cc: Zhen Lei <thunder.leizhen@huawei.com>
Subject: [PATCH 0/4] Prepare for ECMDQ support
Date: Wed, 11 Aug 2021 19:48:48 +0800	[thread overview]
Message-ID: <20210811114852.2429-1-thunder.leizhen@huawei.com> (raw)

RFC --> v1
1. Resend the patches for ECMDQ preparation and remove the patches for ECMDQ implementation.
2. Patch 2 is modified. Other patches remain unchanged.
   1) Add static helper __arm_smmu_cmdq_issue_cmd(), and make arm_smmu_cmdq_issue_cmd()
      and arm_smmu_cmdq_issue_cmd_with_sync() implement based on it.
   2) Remove unused arm_smmu_cmdq_issue_sync().

RFC:
https://www.spinics.net/lists/arm-kernel/msg904879.html


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 | 71 ++++++++++++---------
 1 file changed, 42 insertions(+), 29 deletions(-)

-- 
2.26.0.106.g9fadedd


             reply	other threads:[~2021-08-11 11:55 UTC|newest]

Thread overview: 14+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2021-08-11 11:48 Zhen Lei [this message]
2021-08-11 11:48 ` [PATCH 1/4] iommu/arm-smmu-v3: Use command queue batching helpers to improve performance Zhen Lei
2021-08-13 16:01   ` Robin Murphy
2021-08-13 16:45     ` John Garry
2021-08-16  2:15       ` Leizhen (ThunderTown)
2021-08-16  4:05         ` Leizhen (ThunderTown)
2021-08-16  7:24           ` John Garry
2021-08-16  7:47             ` Leizhen (ThunderTown)
2021-08-16  8:21               ` Will Deacon
2021-08-16  8:41                 ` Leizhen (ThunderTown)
2021-08-11 11:48 ` [PATCH 2/4] iommu/arm-smmu-v3: Add and use static helper function arm_smmu_cmdq_issue_cmd_with_sync() Zhen Lei
2021-08-11 11:48 ` [PATCH 3/4] iommu/arm-smmu-v3: Add and use static helper function arm_smmu_get_cmdq() Zhen Lei
2021-08-11 11:48 ` [PATCH 4/4] iommu/arm-smmu-v3: Extract reusable function __arm_smmu_cmdq_skip_err() Zhen Lei
2021-08-13 14:33 ` [PATCH 0/4] Prepare for ECMDQ support Will Deacon

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