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domenico
2025-06-24 15:51:28 +02:00
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target/linux/generic/pending-4.9/340-MIPS-mm-remove-mips_dma_mapping_error.patch Normal file
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@@ -0,0 +1,32 @@
From: Felix Fietkau <nbd@nbd.name>
Date: Tue, 5 Dec 2017 12:34:31 +0100
Subject: [PATCH] MIPS: mm: remove mips_dma_mapping_error
dma_mapping_error() already checks if ops->mapping_error is a null
pointer
Signed-off-by: Felix Fietkau <nbd@nbd.name>
---
--- a/arch/mips/mm/dma-default.c
+++ b/arch/mips/mm/dma-default.c
@@ -394,11 +394,6 @@ static void mips_dma_sync_sg_for_device(
}
}
-int mips_dma_mapping_error(struct device *dev, dma_addr_t dma_addr)
-{
- return 0;
-}
-
int mips_dma_supported(struct device *dev, u64 mask)
{
return plat_dma_supported(dev, mask);
@@ -427,7 +422,6 @@ static struct dma_map_ops mips_default_d
.sync_single_for_device = mips_dma_sync_single_for_device,
.sync_sg_for_cpu = mips_dma_sync_sg_for_cpu,
.sync_sg_for_device = mips_dma_sync_sg_for_device,
- .mapping_error = mips_dma_mapping_error,
.dma_supported = mips_dma_supported
};