* [PATCH] iommu/mediatek: Add PGTABLE_PA_35_EN to mt8186 platform data
@ 2024-10-17 11:20 Konrad Adamczyk
2024-10-21 8:06 ` Yong Wu (吴勇)
2024-10-29 8:49 ` Joerg Roedel
0 siblings, 2 replies; 3+ messages in thread
From: Konrad Adamczyk @ 2024-10-17 11:20 UTC (permalink / raw)
To: Yong Wu, Joerg Roedel, Will Deacon, Robin Murphy,
Matthias Brugger, AngeloGioacchino Del Regno, iommu,
linux-mediatek, linux-kernel, linux-arm-kernel
Cc: Wojciech Macek, Konrad Adamczyk
The MT8186 chip supports 35-bit physical addresses in page table [1].
Set this platform flag.
[1] MT8186G_Application Processor Functional Specification_v1.0
Signed-off-by: Konrad Adamczyk <konrada@google.com>
---
drivers/iommu/mtk_iommu.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/iommu/mtk_iommu.c b/drivers/iommu/mtk_iommu.c
index 6a2707fe7a78..c45313c43b9e 100644
--- a/drivers/iommu/mtk_iommu.c
+++ b/drivers/iommu/mtk_iommu.c
@@ -1599,7 +1599,7 @@ static const unsigned int mt8186_larb_region_msk[MT8192_MULTI_REGION_NR_MAX][MTK
static const struct mtk_iommu_plat_data mt8186_data_mm = {
.m4u_plat = M4U_MT8186,
.flags = HAS_BCLK | HAS_SUB_COMM_2BITS | OUT_ORDER_WR_EN |
- WR_THROT_EN | IOVA_34_EN | MTK_IOMMU_TYPE_MM,
+ WR_THROT_EN | IOVA_34_EN | MTK_IOMMU_TYPE_MM | PGTABLE_PA_35_EN,
.larbid_remap = {{0}, {1, MTK_INVALID_LARBID, 8}, {4}, {7}, {2}, {9, 11, 19, 20},
{MTK_INVALID_LARBID, 14, 16},
{MTK_INVALID_LARBID, 13, MTK_INVALID_LARBID, 17}},
--
2.47.0.105.g07ac214952-goog
^ permalink raw reply related [flat|nested] 3+ messages in thread* Re: [PATCH] iommu/mediatek: Add PGTABLE_PA_35_EN to mt8186 platform data
2024-10-17 11:20 [PATCH] iommu/mediatek: Add PGTABLE_PA_35_EN to mt8186 platform data Konrad Adamczyk
@ 2024-10-21 8:06 ` Yong Wu (吴勇)
2024-10-29 8:49 ` Joerg Roedel
1 sibling, 0 replies; 3+ messages in thread
From: Yong Wu (吴勇) @ 2024-10-21 8:06 UTC (permalink / raw)
To: konrada@google.com
Cc: linux-mediatek@lists.infradead.org, linux-kernel@vger.kernel.org,
wmacek@google.com, robin.murphy@arm.com, joro@8bytes.org,
linux-arm-kernel@lists.infradead.org, iommu@lists.linux.dev,
matthias.bgg@gmail.com, AngeloGioacchino Del Regno,
will@kernel.org
On Thu, 2024-10-17 at 11:20 +0000, Konrad Adamczyk wrote:
>
> External email : Please do not click links or open attachments until
> you have verified the sender or the content.
> The MT8186 chip supports 35-bit physical addresses in page table
> [1].
> Set this platform flag.
>
> [1] MT8186G_Application Processor Functional Specification_v1.0
>
> Signed-off-by: Konrad Adamczyk <konrada@google.com>
Reviewed-by: Yong Wu <yong.wu@mediatek.com>
> ---
> drivers/iommu/mtk_iommu.c | 2 +-
> 1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/drivers/iommu/mtk_iommu.c b/drivers/iommu/mtk_iommu.c
> index 6a2707fe7a78..c45313c43b9e 100644
> --- a/drivers/iommu/mtk_iommu.c
> +++ b/drivers/iommu/mtk_iommu.c
> @@ -1599,7 +1599,7 @@ static const unsigned int
> mt8186_larb_region_msk[MT8192_MULTI_REGION_NR_MAX][MTK
> static const struct mtk_iommu_plat_data mt8186_data_mm = {
> .m4u_plat = M4U_MT8186,
> .flags = HAS_BCLK | HAS_SUB_COMM_2BITS | OUT_ORDER_WR_EN |
> - WR_THROT_EN | IOVA_34_EN | MTK_IOMMU_TYPE_MM,
> + WR_THROT_EN | IOVA_34_EN | MTK_IOMMU_TYPE_MM | PGTABLE_PA_35_EN,
> .larbid_remap = {{0}, {1, MTK_INVALID_LARBID, 8}, {4}, {7}, {2},
> {9, 11, 19, 20},
> {MTK_INVALID_LARBID, 14, 16},
> {MTK_INVALID_LARBID, 13, MTK_INVALID_LARBID, 17}},
> --
> 2.47.0.105.g07ac214952-goog
>
^ permalink raw reply [flat|nested] 3+ messages in thread* Re: [PATCH] iommu/mediatek: Add PGTABLE_PA_35_EN to mt8186 platform data
2024-10-17 11:20 [PATCH] iommu/mediatek: Add PGTABLE_PA_35_EN to mt8186 platform data Konrad Adamczyk
2024-10-21 8:06 ` Yong Wu (吴勇)
@ 2024-10-29 8:49 ` Joerg Roedel
1 sibling, 0 replies; 3+ messages in thread
From: Joerg Roedel @ 2024-10-29 8:49 UTC (permalink / raw)
To: Konrad Adamczyk
Cc: Yong Wu, Will Deacon, Robin Murphy, Matthias Brugger,
AngeloGioacchino Del Regno, iommu, linux-mediatek, linux-kernel,
linux-arm-kernel, Wojciech Macek
On Thu, Oct 17, 2024 at 11:20:36AM +0000, Konrad Adamczyk wrote:
> drivers/iommu/mtk_iommu.c | 2 +-
> 1 file changed, 1 insertion(+), 1 deletion(-)
Applied, thanks.
^ permalink raw reply [flat|nested] 3+ messages in thread
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2024-10-17 11:20 [PATCH] iommu/mediatek: Add PGTABLE_PA_35_EN to mt8186 platform data Konrad Adamczyk
2024-10-21 8:06 ` Yong Wu (吴勇)
2024-10-29 8:49 ` Joerg Roedel
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