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use 4 vqs

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Signed-off-by: Libin Yang <libin.yang@intel.com>
Tracked-On: #1915
Acked-by: Yu Wang <yu1.wang@intel.com>
This commit is contained in:
Libin Yang 2018-09-17 10:52:24 +08:00 committed by wenlingz
parent 333629682a
commit 7f08ad8375
1 changed files with 4 additions and 2 deletions
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6
devicemodel/hw/pci/virtio/virtio_audio.c
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@ -40,7 +40,7 @@
* Queue definitions. * Queue definitions.
* Audio mediator uses two queues: one for interrupt and the other for messages. * Audio mediator uses two queues: one for interrupt and the other for messages.
*/ */
#define VIRTIO_AUDIO_VQ_NUM 4 /*2 currently we use 4 vq, may change later*/ #define VIRTIO_AUDIO_VQ_NUM 4 /*4 currently we use 4 vq, may change later*/
const char *vbs_k_audio_dev_path = "/dev/vbs_k_audio"; const char *vbs_k_audio_dev_path = "/dev/vbs_k_audio";
@ -80,7 +80,7 @@ static void virtio_audio_reset(void *base);
static struct virtio_ops virtio_audio_ops_k = { static struct virtio_ops virtio_audio_ops_k = {
"virtio_audio", /* our name */ "virtio_audio", /* our name */
VIRTIO_AUDIO_VQ_NUM, /* we support 2 virtqueue */ VIRTIO_AUDIO_VQ_NUM, /* we support 4 virtqueue */
0, /* config reg size */ 0, /* config reg size */
virtio_audio_reset, /* reset */ virtio_audio_reset, /* reset */
virtio_audio_k_no_notify, /* device-wide qnotify */ virtio_audio_k_no_notify, /* device-wide qnotify */
@ -331,6 +331,8 @@ virtio_audio_init(struct vmctx *ctx, struct pci_vdev *dev, char *opts)
/* vq[0] and vq[1] are for interrupt and messages */ /* vq[0] and vq[1] are for interrupt and messages */
virt_audio->vq[0].qsize = VIRTIO_AUDIO_RINGSZ; virt_audio->vq[0].qsize = VIRTIO_AUDIO_RINGSZ;
virt_audio->vq[1].qsize = VIRTIO_AUDIO_RINGSZ; virt_audio->vq[1].qsize = VIRTIO_AUDIO_RINGSZ;
virt_audio->vq[2].qsize = VIRTIO_AUDIO_RINGSZ;
virt_audio->vq[3].qsize = VIRTIO_AUDIO_RINGSZ;
/* initialize config space */ /* initialize config space */
pci_set_cfgdata16(dev, PCIR_DEVICE, VIRTIO_DEV_AUDIO); pci_set_cfgdata16(dev, PCIR_DEVICE, VIRTIO_DEV_AUDIO);