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-rw-r--r--SOURCES/iommu-tegra-smmu-Fix-TLB-line-for-Tegra210.patch48
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
-