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| author | Sasha Levin <levinsasha928@gmail.com> | 2011-08-14 18:52:31 +0400 |
|---|---|---|
| committer | Rusty Russell <rusty@rustcorp.com.au> | 2011-11-02 05:10:58 +0400 |
| commit | 51c6d61ac58844b5e3e0d28271084c06f6a15371 (patch) | |
| tree | d98c755facff356cfcf1205c5e5315f23379c58e /drivers/char | |
| parent | b4beb4bf9934d151bf4581a54ae028927374cb2a (diff) | |
| download | linux-51c6d61ac58844b5e3e0d28271084c06f6a15371.tar.xz | |
virtio-console: Use virtio_config_val() for retrieving config
This patch modifies virtio-console to use virtio_config_val() instead
of a 'if(virtio_has_feature()) vdev->config->get()' construct to retrieve
optional values from the config space.
Cc: Amit Shah <amit.shah@redhat.com>
Cc: "Michael S. Tsirkin" <mst@redhat.com>
Cc: Rusty Russell <rusty@rustcorp.com.au>
Cc: virtualization@lists.linux-foundation.org
Signed-off-by: Sasha Levin <levinsasha928@gmail.com>
Signed-off-by: Rusty Russell <rusty@rustcorp.com.au>
Diffstat (limited to 'drivers/char')
| -rw-r--r-- | drivers/char/virtio_console.c | 10 |
1 files changed, 4 insertions, 6 deletions
diff --git a/drivers/char/virtio_console.c b/drivers/char/virtio_console.c index fb68b1295373..ed99f3bf341a 100644 --- a/drivers/char/virtio_console.c +++ b/drivers/char/virtio_console.c @@ -1675,13 +1675,11 @@ static int __devinit virtcons_probe(struct virtio_device *vdev) multiport = false; portdev->config.max_nr_ports = 1; - if (virtio_has_feature(vdev, VIRTIO_CONSOLE_F_MULTIPORT)) { + if (virtio_config_val(vdev, VIRTIO_CONSOLE_F_MULTIPORT, + offsetof(struct virtio_console_config, + max_nr_ports), + &portdev->config.max_nr_ports) == 0) multiport = true; - vdev->config->get(vdev, offsetof(struct virtio_console_config, - max_nr_ports), - &portdev->config.max_nr_ports, - sizeof(portdev->config.max_nr_ports)); - } err = init_vqs(portdev); if (err < 0) { |