diff options
Diffstat (limited to 'target/linux/generic/pending-4.14/340-MIPS-mm-remove-mips_dma_mapping_error.patch')
| -rw-r--r-- | target/linux/generic/pending-4.14/340-MIPS-mm-remove-mips_dma_mapping_error.patch | 32 |
1 files changed, 32 insertions, 0 deletions
diff --git a/target/linux/generic/pending-4.14/340-MIPS-mm-remove-mips_dma_mapping_error.patch b/target/linux/generic/pending-4.14/340-MIPS-mm-remove-mips_dma_mapping_error.patch new file mode 100644 index 0000000000..8d6cada842 --- /dev/null +++ b/target/linux/generic/pending-4.14/340-MIPS-mm-remove-mips_dma_mapping_error.patch @@ -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 +@@ -373,11 +373,6 @@ static void mips_dma_sync_sg_for_device( + } + } + +-static int mips_dma_mapping_error(struct device *dev, dma_addr_t dma_addr) +-{ +- return 0; +-} +- + static int mips_dma_supported(struct device *dev, u64 mask) + { + return plat_dma_supported(dev, mask); +@@ -406,7 +401,6 @@ static const struct dma_map_ops mips_def + .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 + }; + |