diff mbox series

[v5,24/34] iommu/mediatek: Just move code position in hw_init

Message ID 20220217113453.13658-25-yong.wu@mediatek.com (mailing list archive)
State New, archived
Headers show
Series MT8195 IOMMU SUPPORT | expand

Commit Message

Yong Wu (吴勇) Feb. 17, 2022, 11:34 a.m. UTC 
No functional change too, prepare for mt8195 IOMMU support bank functions.
Some global control settings are in bank0 while the other banks have
their bank independent setting. Here only move the global control
settings and the independent registers together.

Signed-off-by: Yong Wu <yong.wu@mediatek.com>
Reviewed-by: AngeloGioacchino Del Regno <angelogioacchino.delregno@collabora.com>
---
 drivers/iommu/mtk_iommu.c | 48 +++++++++++++++++++--------------------
 1 file changed, 24 insertions(+), 24 deletions(-)
diff mbox series

Patch

diff --git a/drivers/iommu/mtk_iommu.c b/drivers/iommu/mtk_iommu.c
index c068e0c0ebf4..efba08774c52 100644
--- a/drivers/iommu/mtk_iommu.c
+++ b/drivers/iommu/mtk_iommu.c
@@ -801,30 +801,6 @@  static int mtk_iommu_hw_init(const struct mtk_iommu_data *data)
 	}
 	writel_relaxed(regval, data->base + REG_MMU_CTRL_REG);
 
-	regval = F_L2_MULIT_HIT_EN |
-		F_TABLE_WALK_FAULT_INT_EN |
-		F_PREETCH_FIFO_OVERFLOW_INT_EN |
-		F_MISS_FIFO_OVERFLOW_INT_EN |
-		F_PREFETCH_FIFO_ERR_INT_EN |
-		F_MISS_FIFO_ERR_INT_EN;
-	writel_relaxed(regval, data->base + REG_MMU_INT_CONTROL0);
-
-	regval = F_INT_TRANSLATION_FAULT |
-		F_INT_MAIN_MULTI_HIT_FAULT |
-		F_INT_INVALID_PA_FAULT |
-		F_INT_ENTRY_REPLACEMENT_FAULT |
-		F_INT_TLB_MISS_FAULT |
-		F_INT_MISS_TRANSACTION_FIFO_FAULT |
-		F_INT_PRETETCH_TRANSATION_FIFO_FAULT;
-	writel_relaxed(regval, data->base + REG_MMU_INT_MAIN_CONTROL);
-
-	if (MTK_IOMMU_HAS_FLAG(data->plat_data, HAS_LEGACY_IVRP_PADDR))
-		regval = (data->protect_base >> 1) | (data->enable_4GB << 31);
-	else
-		regval = lower_32_bits(data->protect_base) |
-			 upper_32_bits(data->protect_base);
-	writel_relaxed(regval, data->base + REG_MMU_IVRP_PADDR);
-
 	if (data->enable_4GB &&
 	    MTK_IOMMU_HAS_FLAG(data->plat_data, HAS_VLD_PA_RNG)) {
 		/*
@@ -858,6 +834,30 @@  static int mtk_iommu_hw_init(const struct mtk_iommu_data *data)
 	}
 	writel_relaxed(regval, data->base + REG_MMU_MISC_CTRL);
 
+	regval = F_L2_MULIT_HIT_EN |
+		F_TABLE_WALK_FAULT_INT_EN |
+		F_PREETCH_FIFO_OVERFLOW_INT_EN |
+		F_MISS_FIFO_OVERFLOW_INT_EN |
+		F_PREFETCH_FIFO_ERR_INT_EN |
+		F_MISS_FIFO_ERR_INT_EN;
+	writel_relaxed(regval, data->base + REG_MMU_INT_CONTROL0);
+
+	regval = F_INT_TRANSLATION_FAULT |
+		F_INT_MAIN_MULTI_HIT_FAULT |
+		F_INT_INVALID_PA_FAULT |
+		F_INT_ENTRY_REPLACEMENT_FAULT |
+		F_INT_TLB_MISS_FAULT |
+		F_INT_MISS_TRANSACTION_FIFO_FAULT |
+		F_INT_PRETETCH_TRANSATION_FIFO_FAULT;
+	writel_relaxed(regval, data->base + REG_MMU_INT_MAIN_CONTROL);
+
+	if (MTK_IOMMU_HAS_FLAG(data->plat_data, HAS_LEGACY_IVRP_PADDR))
+		regval = (data->protect_base >> 1) | (data->enable_4GB << 31);
+	else
+		regval = lower_32_bits(data->protect_base) |
+			 upper_32_bits(data->protect_base);
+	writel_relaxed(regval, data->base + REG_MMU_IVRP_PADDR);
+
 	if (devm_request_irq(data->dev, data->irq, mtk_iommu_isr, 0,
 			     dev_name(data->dev), (void *)data)) {
 		writel_relaxed(0, data->base + REG_MMU_PT_BASE_ADDR);