DMA_ERROR_CODE is going to go away, so don't rely on it.
Signed-off-by: Christoph Hellwig
---
arch/arm/common/dmabounce.c| 13 +---
arch/arm/include/asm/dma-iommu.h | 2 ++
arch/arm/include/asm/dma-mapping.h | 1 -
arch/arm/mm/dma-mapping.c | 41 +
On Thu, Jun 08, 2017 at 03:43:14PM +0100, Russell King - ARM Linux wrote:
> BOn Thu, Jun 08, 2017 at 03:25:50PM +0200, Christoph Hellwig wrote:
> > +static int dmabounce_mapping_error(struct device *dev, dma_addr_t dma_addr)
> > +{
> > + if (dev->archdata.dmabounce)
> > + return 0;
>
>
DMA_ERROR_CODE is going to go away, so don't rely on it.
Signed-off-by: Christoph Hellwig
---
arch/arm/common/dmabounce.c| 16 ---
arch/arm/include/asm/dma-iommu.h | 2 ++
arch/arm/include/asm/dma-mapping.h | 1 -
arch/arm/mm/dma-mapping.c | 41 ++
BOn Thu, Jun 08, 2017 at 03:25:50PM +0200, Christoph Hellwig wrote:
> +static int dmabounce_mapping_error(struct device *dev, dma_addr_t dma_addr)
> +{
> + if (dev->archdata.dmabounce)
> + return 0;
I'm not convinced that we need this check here:
dev->archdata.dmabounce =
