diff options
Diffstat (limited to 'SOURCES/iommu-tegra-smmu-Fix-TLB-line-for-Tegra210.patch')
| -rw-r--r-- | SOURCES/iommu-tegra-smmu-Fix-TLB-line-for-Tegra210.patch | 48 |
1 files changed, 0 insertions, 48 deletions
diff --git a/SOURCES/iommu-tegra-smmu-Fix-TLB-line-for-Tegra210.patch b/SOURCES/iommu-tegra-smmu-Fix-TLB-line-for-Tegra210.patch deleted file mode 100644 index 381fb36..0000000 --- a/SOURCES/iommu-tegra-smmu-Fix-TLB-line-for-Tegra210.patch +++ /dev/null @@ -1,48 +0,0 @@ -From c461469e12073007ac4bbddd3a4830632c065738 Mon Sep 17 00:00:00 2001 -From: Peter Robinson <pbrobinson@gmail.com> -Date: Mon, 28 Sep 2020 11:34:09 +0100 -Subject: [PATCH] These two patches fix ACTIVE_TLB_LINES field setting in - tegra-smmu driver for Tegra210 platforms. - -This resend in series groups two previous seperate changes that're -corelated, being pointed out by Thierry. Also adding his Acked-by. - -Nicolin Chen (2): - iommu/tegra-smmu: Fix tlb_mask - memory: tegra: Correct num_tlb_lines for tegra210 - -Signed-off-by: Peter Robinson <pbrobinson@gmail.com> ---- - drivers/iommu/tegra-smmu.c | 2 +- - drivers/memory/tegra/tegra210.c | 2 +- - 2 files changed, 2 insertions(+), 2 deletions(-) - -diff --git a/drivers/iommu/tegra-smmu.c b/drivers/iommu/tegra-smmu.c -index 7426b7666e2b..d5f1384ef6a1 100644 ---- a/drivers/iommu/tegra-smmu.c -+++ b/drivers/iommu/tegra-smmu.c -@@ -1022,7 +1022,7 @@ struct tegra_smmu *tegra_smmu_probe(struct device *dev, - smmu->pfn_mask = BIT_MASK(mc->soc->num_address_bits - PAGE_SHIFT) - 1; - dev_dbg(dev, "address bits: %u, PFN mask: %#lx\n", - mc->soc->num_address_bits, smmu->pfn_mask); -- smmu->tlb_mask = (smmu->soc->num_tlb_lines << 1) - 1; -+ smmu->tlb_mask = (1 << fls(smmu->soc->num_tlb_lines)) - 1; - dev_dbg(dev, "TLB lines: %u, mask: %#lx\n", smmu->soc->num_tlb_lines, - smmu->tlb_mask); - -diff --git a/drivers/memory/tegra/tegra210.c b/drivers/memory/tegra/tegra210.c -index cc0482434c75..7212d1d7b348 100644 ---- a/drivers/memory/tegra/tegra210.c -+++ b/drivers/memory/tegra/tegra210.c -@@ -1073,7 +1073,7 @@ static const struct tegra_smmu_soc tegra210_smmu_soc = { - .num_groups = ARRAY_SIZE(tegra210_groups), - .supports_round_robin_arbitration = true, - .supports_request_limit = true, -- .num_tlb_lines = 32, -+ .num_tlb_lines = 48, - .num_asids = 128, - }; - --- -2.26.2 - |