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| author | Ladi Prosek <lprosek@redhat.com> | 2016-04-01 13:45:46 +0200 |
|---|---|---|
| committer | Gerd Hoffmann <kraxel@redhat.com> | 2016-04-13 15:52:28 +0200 |
| commit | 1a782629f668875955f4f08ac8f11de752d71298 (patch) | |
| tree | 141421a494fefd9ba1e62e4182b3ca579de1411e /hw/input | |
| parent | 848c4d4480561154ada54851ba411aea3977c771 (diff) | |
| download | qemu-1a782629f668875955f4f08ac8f11de752d71298.zip | |
virtio-input: implement pass-through evdev writes
The write path for pass-through devices, commonly used for controlling
keyboard LEDs via EV_LED, was not implemented. This commit adds the
necessary plumbing to connect the status virtio queue to the host evdev
file descriptor.
Signed-off-by: Ladi Prosek <lprosek@redhat.com>
Message-id: 1459511146-12060-1-git-send-email-lprosek@redhat.com
Signed-off-by: Gerd Hoffmann <kraxel@redhat.com>
Diffstat (limited to 'hw/input')
| -rw-r--r-- | hw/input/virtio-input-host.c | 23 |
1 files changed, 23 insertions, 0 deletions
diff --git a/hw/input/virtio-input-host.c b/hw/input/virtio-input-host.c index 97b7dd6b5c..96124f47c1 100644 --- a/hw/input/virtio-input-host.c +++ b/hw/input/virtio-input-host.c @@ -146,6 +146,28 @@ static void virtio_input_host_unrealize(DeviceState *dev, Error **errp) } } +static void virtio_input_host_handle_status(VirtIOInput *vinput, + virtio_input_event *event) +{ + VirtIOInputHost *vih = VIRTIO_INPUT_HOST(vinput); + struct input_event evdev; + int rc; + + if (gettimeofday(&evdev.time, NULL)) { + perror("virtio_input_host_handle_status: gettimeofday"); + return; + } + + evdev.type = le16_to_cpu(event->type); + evdev.code = le16_to_cpu(event->code); + evdev.value = le32_to_cpu(event->value); + + rc = write(vih->fd, &evdev, sizeof(evdev)); + if (rc == -1) { + perror("virtio_input_host_handle_status: write"); + } +} + static const VMStateDescription vmstate_virtio_input_host = { .name = "virtio-input-host", .unmigratable = 1, @@ -165,6 +187,7 @@ static void virtio_input_host_class_init(ObjectClass *klass, void *data) dc->props = virtio_input_host_properties; vic->realize = virtio_input_host_realize; vic->unrealize = virtio_input_host_unrealize; + vic->handle_status = virtio_input_host_handle_status; } static void virtio_input_host_init(Object *obj) |