On 2016-09-01 15:27, Bjorn Andersson wrote:
Make it possible to match rpmsg devices based on device tree node, in
addition to the id table. In some of these cases the rpmsg driver would
not have a id_table, so make this optional.
Signed-off-by: Bjorn Andersson <bjorn.andersson@xxxxxxxxxx>
---
Changes since v1:
- None
drivers/rpmsg/virtio_rpmsg_bus.c | 10 ++++++----
1 file changed, 6 insertions(+), 4 deletions(-)
diff --git a/drivers/rpmsg/virtio_rpmsg_bus.c
b/drivers/rpmsg/virtio_rpmsg_bus.c
index 4a4374cc6a59..495fa0a282d3 100644
--- a/drivers/rpmsg/virtio_rpmsg_bus.c
+++ b/drivers/rpmsg/virtio_rpmsg_bus.c
@@ -33,6 +33,7 @@
#include <linux/wait.h>
#include <linux/rpmsg.h>
#include <linux/mutex.h>
+#include <linux/of_device.h>
/**
* struct virtproc_info - virtual remote processor state
@@ -175,11 +176,12 @@ static int rpmsg_dev_match(struct device *dev,
struct device_driver *drv)
const struct rpmsg_device_id *ids = rpdrv->id_table;
unsigned int i;
- for (i = 0; ids[i].name[0]; i++)
- if (rpmsg_id_match(rpdev, &ids[i]))
- return 1;
+ if (ids)
+ for (i = 0; ids[i].name[0]; i++)
+ if (rpmsg_id_match(rpdev, &ids[i]))
+ return 1;
- return 0;
+ return of_driver_match_device(dev, drv);
Do we care falling back to acpi_driver_match_device if
of_driver_match_device fails (something similar to what platform_match
does)?
}
static int rpmsg_uevent(struct device *dev, struct kobj_uevent_env
*env)
Sarang
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