rpmsg: fix build warning when dma_addr_t is 64-bit

dev_dbg() in rpmsg_probe() made use of the %x formatting that
expects an 'unsigned int' which dma_addr_t is not in cases where
dma_addr_t is 64-bit (CONFIG_ARCH_DMA_ADDR_T_64BIT). Casting to
a 'unsigned long long' and using %llx will avoid this.

Signed-off-by: Mark Asselstine <mark.asselstine@windriver.com>
CC: Ohad Ben-Cohen <ohad@wizery.com>
CC: Arnd Bergmann <arnd@arndb.de>
Signed-off-by: Ohad Ben-Cohen <ohad@wizery.com>

diff --git a/drivers/rpmsg/virtio_rpmsg_bus.c b/drivers/rpmsg/virtio_rpmsg_bus.c
index f93ca3b..75506ec 100644 (file)
--- a/drivers/rpmsg/virtio_rpmsg_bus.c
+++ b/drivers/rpmsg/virtio_rpmsg_bus.c
@@ -916,8 +916,8 @@ static int rpmsg_probe(struct virtio_device *vdev)
        if (!bufs_va)
                goto vqs_del;
 
-       dev_dbg(&vdev->dev, "buffers: va %p, dma 0x%x\n", bufs_va,
-                                               vrp->bufs_dma);
+       dev_dbg(&vdev->dev, "buffers: va %p, dma 0x%llx\n", bufs_va,
+                                       (unsigned long long)vrp->bufs_dma);
 
        /* half of the buffers is dedicated for RX */
        vrp->rbufs = bufs_va;