linux-kernel - [RESEND][PATCH 2/2] memory: tegra: Correct num_tlb

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Message-Id: <20200917113155.13438-3-nicoleotsuka@gmail.com>
Date:   Thu, 17 Sep 2020 04:31:55 -0700
From:   Nicolin Chen <nicoleotsuka@...il.com>
To:     krzk@...nel.org, joro@...tes.org
Cc:     linux-kernel@...r.kernel.org, iommu@...ts.linux-foundation.org,
        linux-tegra@...r.kernel.org, jonathanh@...dia.com,
        vdumpa@...dia.com, thierry.reding@...il.com
Subject: [RESEND][PATCH 2/2] memory: tegra: Correct num_tlb_lines for tegra210

According to Tegra210 TRM, the default value of TLB_ACTIVE_LINES
field of register MC_SMMU_TLB_CONFIG_0 is 0x30. So num_tlb_lines
should be 48 (0x30) rather than 32 (0x20).

Signed-off-by: Nicolin Chen <nicoleotsuka@...il.com>
Acked-by: Thierry Reding <treding@...dia.com>
---
 drivers/memory/tegra/tegra210.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/memory/tegra/tegra210.c b/drivers/memory/tegra/tegra210.c
index 51b537cfa5a7..4fbf8cbc6666 100644
--- a/drivers/memory/tegra/tegra210.c
+++ b/drivers/memory/tegra/tegra210.c
@@ -1074,7 +1074,7 @@ 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,
 };
 
-- 
2.17.1