diff options
| -rw-r--r-- | drivers/base/isa.c | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/drivers/base/isa.c b/drivers/base/isa.c index d2222397a401..efd577574948 100644 --- a/drivers/base/isa.c +++ b/drivers/base/isa.c @@ -7,6 +7,7 @@ #include <linux/slab.h> #include <linux/module.h> #include <linux/init.h> +#include <linux/dma-mapping.h> #include <linux/isa.h> static struct device isa_bus = { @@ -141,6 +142,9 @@ int isa_register_driver(struct isa_driver *isa_driver, unsigned int ndev) isa_dev->dev.release = isa_dev_release; isa_dev->id = id; + isa_dev->dev.coherent_dma_mask = DMA_24BIT_MASK; + isa_dev->dev.dma_mask = &isa_dev->dev.coherent_dma_mask; + error = device_register(&isa_dev->dev); if (error) { put_device(&isa_dev->dev); |