[dpdk-dev] [PATCH v8 08/11] ethdev: add rx intr enable, disable and ctl functions
Stephen Hemminger
stephen at networkplumber.org
Thu May 21 20:22:33 CEST 2015
On Thu, 21 May 2015 16:56:00 +0800
Cunming Liang <cunming.liang at intel.com> wrote:
> +int
> +rte_eth_dev_rx_intr_ctl_q(uint8_t port_id, uint16_t queue_id,
> + int epfd, int op, void *data)
> +{
> + uint32_t vec;
> + struct rte_eth_dev *dev;
> + struct rte_intr_handle *intr_handle;
> + int rc;
> +
> + if (!rte_eth_dev_is_valid_port(port_id)) {
> + PMD_DEBUG_TRACE("Invalid port_id=%d\n", port_id);
Use %u when printing unsigned value
> + return -ENODEV;
> + }
> +
> + dev = &rte_eth_devices[port_id];
> + if (dev == NULL) {
> + PMD_DEBUG_TRACE("Invalid port device\n");
> + return -ENODEV;
> + }
Another unnecessary conditional check, already done in rte_eth_dev_is_valid_port
> +
> + if (queue_id >= dev->data->nb_rx_queues) {
> + PMD_DEBUG_TRACE("Invalid RX queue_id=%d\n", rx_queue_id);
This is wrong, won't build with debug enabled, You meant to use queue_id
here and use %u
> + return -EINVAL;
> + }
> +
> + intr_handle = &dev->pci_dev->intr_handle;
> + if (!intr_handle->intr_vec) {
> + PMD_DEBUG_TRACE("RX Intr vector unset\n");
> + return -EPERM;
> + }
> +
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