From: Christian Borntraeger <borntraeger@xxxxxxxxxx>
This patch allows a virtio driver to use VIRTIO_DEV_ANY_ID for the
device id. This will be used by a test module that can be bound to
any virtio device.
Signed-off-by: Christian Borntraeger <borntraeger@xxxxxxxxxx>
---
drivers/virtio/virtio.c | 2 +-
scripts/mod/file2alias.c | 2 +-
2 files changed, 2 insertions(+), 2 deletions(-)
Index: linux-next/drivers/virtio/virtio.c
===================================================================
--- linux-next.orig/drivers/virtio/virtio.c
+++ linux-next/drivers/virtio/virtio.c
@@ -58,7 +58,7 @@ static struct device_attribute virtio_de
static inline int virtio_id_match(const struct virtio_device *dev,
const struct virtio_device_id *id)
{
- if (id->device != dev->id.device)
+ if (id->device != dev->id.device && id->device != VIRTIO_DEV_ANY_ID)
return 0;
return id->vendor == VIRTIO_DEV_ANY_ID || id->vendor == dev->id.vendor;
Index: linux-next/scripts/mod/file2alias.c
===================================================================
--- linux-next.orig/scripts/mod/file2alias.c
+++ linux-next/scripts/mod/file2alias.c
@@ -641,7 +641,7 @@ static int do_virtio_entry(const char *f
id->vendor = TO_NATIVE(id->vendor);
strcpy(alias, "virtio:");
- ADD(alias, "d", 1, id->device);
+ ADD(alias, "d", id->device != VIRTIO_DEV_ANY_ID, id->device);
ADD(alias, "v", id->vendor != VIRTIO_DEV_ANY_ID, id->vendor);
add_wildcard(alias);
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