diff options
Diffstat (limited to 'drivers/acpi')
| -rw-r--r-- | drivers/acpi/arm64/iort.c | 6 |
1 files changed, 4 insertions, 2 deletions
diff --git a/drivers/acpi/arm64/iort.c b/drivers/acpi/arm64/iort.c index ec782e4a0fe4..de18c07ca02c 100644 --- a/drivers/acpi/arm64/iort.c +++ b/drivers/acpi/arm64/iort.c @@ -18,6 +18,7 @@ #include <linux/pci.h> #include <linux/platform_device.h> #include <linux/slab.h> +#include <linux/dma-mapping.h> #define IORT_TYPE_MASK(type) (1 << (type)) #define IORT_MSI_TYPE (1 << ACPI_IORT_NODE_ITS_GROUP) @@ -1184,8 +1185,9 @@ void iort_dma_setup(struct device *dev, u64 *dma_addr, u64 *dma_size) *dma_addr = dmaaddr; *dma_size = size; - dev->dma_pfn_offset = PFN_DOWN(offset); - dev_dbg(dev, "dma_pfn_offset(%#08llx)\n", offset); + ret = dma_direct_set_offset(dev, dmaaddr + offset, dmaaddr, size); + + dev_dbg(dev, "dma_offset(%#08llx)%s\n", offset, ret ? " failed!" : ""); } static void __init acpi_iort_register_irq(int hwirq, const char *name, |