rte_pci_ioport_write(VTPCI_IO(hw), &status, 1, VIRTIO_PCI_STATUS);
}
-static void
-legacy_reset(struct virtio_hw *hw)
-{
- legacy_set_status(hw, VIRTIO_CONFIG_STATUS_RESET);
-}
-
static uint8_t
legacy_get_isr(struct virtio_hw *hw)
{
const struct virtio_pci_ops legacy_ops = {
.read_dev_cfg = legacy_read_dev_config,
.write_dev_cfg = legacy_write_dev_config,
- .reset = legacy_reset,
.get_status = legacy_get_status,
.set_status = legacy_set_status,
.get_features = legacy_get_features,
rte_write8(status, &hw->common_cfg->device_status);
}
-static void
-modern_reset(struct virtio_hw *hw)
-{
- modern_set_status(hw, VIRTIO_CONFIG_STATUS_RESET);
- modern_get_status(hw);
-}
-
static uint8_t
modern_get_isr(struct virtio_hw *hw)
{
const struct virtio_pci_ops modern_ops = {
.read_dev_cfg = modern_read_dev_config,
.write_dev_cfg = modern_write_dev_config,
- .reset = modern_reset,
.get_status = modern_get_status,
.set_status = modern_set_status,
.get_features = modern_get_features,
hw->common_cfg = get_cfg_addr(dev, &cap);
break;
case VIRTIO_PCI_CAP_NOTIFY_CFG:
- rte_pci_read_config(dev, &hw->notify_off_multiplier,
+ ret = rte_pci_read_config(dev,
+ &hw->notify_off_multiplier,
4, pos + sizeof(cap));
- hw->notify_base = get_cfg_addr(dev, &cap);
+ if (ret != 4)
+ PMD_INIT_LOG(DEBUG,
+ "failed to read notify_off_multiplier, ret %d",
+ ret);
+ else
+ hw->notify_base = get_cfg_addr(dev, &cap);
break;
case VIRTIO_PCI_CAP_DEVICE_CFG:
hw->dev_cfg = get_cfg_addr(dev, &cap);