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f9b9d1a)
In virtio-user driver, when notify ctrl-queue, invoke API of
virtio-user device emulation to handle ctrl-q command.
Besides, multi-queue requires ctrl-queue and ctrl-queue will be
enabled automatically when multi-queue is specified.
Signed-off-by: Jianfeng Tan <jianfeng.tan@intel.com>
Acked-by: Yuanhan Liu <yuanhan.liu@linux.intel.com>
#include "virtio_logs.h"
#include "virtio_pci.h"
#include "virtqueue.h"
#include "virtio_logs.h"
#include "virtio_pci.h"
#include "virtqueue.h"
+#include "virtio_rxtx.h"
#include "virtio_user/virtio_user_dev.h"
#define virtio_user_get_dev(hw) \
#include "virtio_user/virtio_user_dev.h"
#define virtio_user_get_dev(hw) \
uint64_t buf = 1;
struct virtio_user_dev *dev = virtio_user_get_dev(hw);
uint64_t buf = 1;
struct virtio_user_dev *dev = virtio_user_get_dev(hw);
+ if (hw->cvq && (hw->cvq->vq == vq)) {
+ virtio_user_handle_cq(dev, vq->vq_queue_index);
+ return;
+ }
+
if (write(dev->kickfds[vq->vq_queue_index], &buf, sizeof(buf)) < 0)
PMD_DRV_LOG(ERR, "failed to kick backend: %s\n",
strerror(errno));
if (write(dev->kickfds[vq->vq_queue_index], &buf, sizeof(buf)) < 0)
PMD_DRV_LOG(ERR, "failed to kick backend: %s\n",
strerror(errno));
if (rte_kvargs_count(kvlist, VIRTIO_USER_ARG_CQ_NUM) == 1)
rte_kvargs_process(kvlist, VIRTIO_USER_ARG_CQ_NUM,
&get_integer_arg, &cq);
if (rte_kvargs_count(kvlist, VIRTIO_USER_ARG_CQ_NUM) == 1)
rte_kvargs_process(kvlist, VIRTIO_USER_ARG_CQ_NUM,
&get_integer_arg, &cq);
+ else if (queues > 1)
+ cq = 1;
+
+ if (queues > 1 && cq == 0) {
+ PMD_INIT_LOG(ERR, "multi-q requires ctrl-q");
+ goto end;
+ }
eth_dev = virtio_user_eth_dev_alloc(name);
if (!eth_dev) {
eth_dev = virtio_user_eth_dev_alloc(name);
if (!eth_dev) {