From: <yf.wang@mediatek.com>
To: Matthias Brugger <matthias.bgg@gmail.com>,
"moderated list:ARM/Mediatek SoC support"
<linux-arm-kernel@lists.infradead.org>,
"moderated list:ARM/Mediatek SoC support"
<linux-mediatek@lists.infradead.org>
Cc: <wsd_upstream@mediatek.com>, Libo Kang <Libo.Kang@mediatek.com>,
Yong Wu <Yong.Wu@mediatek.com>,
Miles Chen <miles.chen@mediatek.com>
Subject: [PATCH v10 0/2] iommu/mediatek: TTBR up to 35bit support
Date: Thu, 16 Jun 2022 20:07:10 +0800 [thread overview]
Message-ID: <20220616120713.12728-1-yf.wang@mediatek.com> (raw)
This patchset adds MediaTek TTBR up to 35bit support for single normal zone.
Changes in v10:
- According to Robin's suggestion in [PATCH v8] to update patch
- Recovery ttbr to u32, encoded PA bits[34:32] to ttbr lower bits.
- Remove PATCH: Rename MTK_IOMMU_TLB_ADDR to MTK_IOMMU_ADDR.
Changes in v9:
- According to Will's suggestion in [PATCH v8 1/3] update [PATCH 1/3]
- Rename function to_iopte_mtk to to_mtk_iopte.
- Modify gfp_l1 and slab_flag and add comment explaining.
- Add checking that the address is within 35 bits use cfg->oas.
- PATCH 1/3 & PATCH 2/3 no change.
Changes in v8:
- Add and update patch
- Add [2/3] patch update MTK_IOMMU_ADDR to calculate the special ttbr.
- Save the special ttbr to mtk_iommu_domain avoid calculate it again.
Changes in v7:
- Update patch and commit message
- Extend arm_v7s_cfg.ttbr to u64.
- Move the special ttbr logical into mtk_iommu.c.
- Update commit message for single normal zone.
Changes in v6:
- Update patch: gfp_l1 = GFP_KERNEL | __GFP_ZERO;
- Update commit message for single normal zone.
Changes in v5:
- Only update message-ID.
Changes in v4:
- Fix build test WARNING: use GENMASK_ULL replace GENMASK.
Changes in v3:
- Add version changes description, there is No new code change in V3.
Changes in v2:
- Update patch and commit message
- Add Level 1 pgtable PA up to 35bit.
- This is new feature, remove stable@vger.kernel.org
- Update commit message.
Ning Li (2):
iommu/io-pgtable-arm-v7s: Add a quirk to allow pgtable PA up to 35bit
iommu/mediatek: Allow page table PA up to 35bit
drivers/iommu/io-pgtable-arm-v7s.c | 67 +++++++++++++++++++++++-------
drivers/iommu/mtk_iommu.c | 22 ++++++++------
include/linux/io-pgtable.h | 15 ++++---
3 files changed, 80 insertions(+), 24 deletions(-)
next reply other threads:[~2022-06-16 12:14 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
2022-06-16 12:07 yf.wang [this message]
2022-06-16 12:07 ` [PATCH v10 1/2] iommu/io-pgtable-arm-v7s: Add a quirk to allow pgtable PA up to 35bit yf.wang
2022-06-22 1:28 ` Yong Wu
2022-06-29 12:44 ` yf.wang
2022-06-16 12:07 ` [PATCH v10 2/2] iommu/mediatek: Allow page table " yf.wang
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