RE: [PATCH] common: dma-mapping: add support for generic dma_mmap_* calls

Hi,

On Friday, June 29, 2012 1:10 PM Clemens Ladisch wrote:

Marek Szyprowski wrote:

quoted

+++ b/drivers/base/dma-mapping.c

...
+int dma_common_mmap(struct device *dev, struct vm_area_struct *vma,
+		    void *cpu_addr, dma_addr_t dma_addr, size_t size)
+{
+	int ret = -ENXIO;
+	...
+	if (dma_mmap_from_coherent(dev, vma, cpu_addr, size, &ret))
+		return ret;

This will return -ENXIO if dma_mmap_from_coherent() succeeds.

 
Thanks for spotting this! I will fix it in the next version of the patch.

Best regards
-- 
Marek Szyprowski
Samsung Poland R&D Center