diff options
| -rw-r--r-- | drivers/pcmcia/ds.c | 4 | ||||
| -rw-r--r-- | include/pcmcia/ds.h | 1 |
2 files changed, 5 insertions, 0 deletions
diff --git a/drivers/pcmcia/ds.c b/drivers/pcmcia/ds.c index 55baa1f0fcb..7bf78c12789 100644 --- a/drivers/pcmcia/ds.c +++ b/drivers/pcmcia/ds.c @@ -23,6 +23,7 @@ #include <linux/crc32.h> #include <linux/firmware.h> #include <linux/kref.h> +#include <linux/dma-mapping.h> #define IN_CARD_SERVICES #include <pcmcia/cs_types.h> @@ -670,6 +671,9 @@ struct pcmcia_device * pcmcia_device_add(struct pcmcia_socket *s, unsigned int f p_dev->dev.bus = &pcmcia_bus_type; p_dev->dev.parent = s->dev.parent; p_dev->dev.release = pcmcia_release_dev; + /* by default don't allow DMA */ + p_dev->dma_mask = DMA_MASK_NONE; + p_dev->dev.dma_mask = &p_dev->dma_mask; bus_id_len = sprintf (p_dev->dev.bus_id, "%d.%d", p_dev->socket->sock, p_dev->device_no); p_dev->devname = kmalloc(6 + bus_id_len + 1, GFP_KERNEL); diff --git a/include/pcmcia/ds.h b/include/pcmcia/ds.h index 90ef552c42d..f047a1fd64f 100644 --- a/include/pcmcia/ds.h +++ b/include/pcmcia/ds.h @@ -184,6 +184,7 @@ struct pcmcia_device { char * prod_id[4]; + u64 dma_mask; struct device dev; #ifdef CONFIG_PCMCIA_IOCTL |