From: Ferruh Yigit <ferruh.yigit@intel.com>
To: Keith Wiles <keith.wiles@intel.com>, dev@dpdk.org
Cc: pmatilai@redhat.com, yuanhan.liu@linux.intel.com
Subject: Re: [dpdk-dev] [PATCH v4] drivers/net:new PMD using tun/tap host interface
Date: Tue, 11 Oct 2016 13:28:40 +0100 [thread overview]
Message-ID: <a18b8930-9bcf-a5df-7d7f-cff5bc239160@intel.com> (raw)
In-Reply-To: <1475592311-25749-1-git-send-email-keith.wiles@intel.com>
On 10/4/2016 3:45 PM, Keith Wiles wrote:
> +/*
> + * Open a TAP interface device.
> + */
> +static int
> +rte_pmd_tap_devinit(const char *name, const char *params)
> +{
> + int ret = 0;
> + struct rte_kvargs *kvlist;
> + struct tap_info tap_info;
> +
> + /* Setup default values */
> + memset(&tap_info, 0, sizeof(tap_info));
> +
> + tap_info.speed = ETH_SPEED_NUM_10G;
> + snprintf(tap_info.name, sizeof(tap_info.name), "dtap%d", tap_unit++);
> +
> + if ((params == NULL) || (params[0] == '\0')) {
> + RTE_LOG(INFO, PMD, "Initializing pmd_tap for %s\n", name);
> +
> + ret = eth_dev_tap_create(name, &tap_info);
> + goto leave;
> + }
> +
> + RTE_LOG(INFO, PMD, "Initialize %s with params (%s)\n", name, params);
> +
> + kvlist = rte_kvargs_parse(params, valid_arguments);
> + if (!kvlist) {
> + ret = eth_dev_tap_create(name, &tap_info);
> + goto leave;
> + }
> +
> + if (rte_kvargs_count(kvlist, ETH_TAP_SPEED_ARG) == 1) {
> + ret = rte_kvargs_process(kvlist, ETH_TAP_SPEED_ARG,
> + &set_interface_speed, &tap_info);
> + if (ret < 0)
> + goto leave;
> + } else
> + set_interface_speed(NULL, NULL, &tap_info);
> +
> + if (rte_kvargs_count(kvlist, ETH_TAP_IFACE_ARG) == 1) {
> + ret = rte_kvargs_process(kvlist, ETH_TAP_IFACE_ARG,
> + &set_interface_name, &tap_info);
> + if (ret < 0)
> + goto leave;
> + } else
> + set_interface_name(NULL, NULL, (void *)&tap_info);
Also there must be a eth_dev_tap_create() call after this point to use
tap_info struct with custom values, right?
"--vdev eth_tap0,iface=foo0" parameter shouldn't be working with this
code, right?
> +
> + rte_kvargs_free(kvlist);
> +
> +leave:
> + if (ret == -1)
> + RTE_LOG(INFO, PMD, "Failed to create pmd_tap for %s\n", name);
> +
> + return ret;
> +}
next prev parent reply other threads:[~2016-10-11 12:28 UTC|newest]
Thread overview: 59+ messages / expand[flat|nested] mbox.gz Atom feed top
2016-09-15 14:10 [dpdk-dev] [PATCH 1/3] " Keith Wiles
2016-09-15 14:10 ` [dpdk-dev] [PATCH 2/3] docs:tun/tap PMD information Keith Wiles
2016-09-15 14:13 ` Wiles, Keith
2016-09-15 14:15 ` Wiles, Keith
2016-09-21 2:00 ` [dpdk-dev] [PATCH v3] drivers/net:new PMD using tun/tap host interface Keith Wiles
2016-10-04 14:45 ` [dpdk-dev] [PATCH v4] " Keith Wiles
2016-10-11 9:40 ` Ferruh Yigit
2016-10-11 11:30 ` Michał Mirosław
2016-10-11 20:56 ` Wiles, Keith
2016-10-12 8:14 ` Michał Mirosław
2016-10-11 11:49 ` Ferruh Yigit
2016-10-11 21:07 ` Wiles, Keith
2016-10-11 12:28 ` Ferruh Yigit [this message]
2016-10-11 20:57 ` Wiles, Keith
2016-10-11 21:51 ` [dpdk-dev] [PATCH v5] " Keith Wiles
2016-10-12 14:56 ` Ferruh Yigit
2016-10-12 18:19 ` Wiles, Keith
2016-10-12 19:57 ` Wiles, Keith
2016-10-12 20:54 ` [dpdk-dev] [PATCH v6] " Keith Wiles
2016-10-13 14:41 ` Ferruh Yigit
2016-10-13 15:36 ` [dpdk-dev] [PATCH v7] " Keith Wiles
2016-10-13 16:11 ` [dpdk-dev] [PATCH v8] " Keith Wiles
2016-10-13 16:33 ` Mcnamara, John
2016-10-13 22:03 ` [dpdk-dev] [PATCH v9] " Keith Wiles
2016-10-14 6:41 ` Mcnamara, John
2016-10-14 9:39 ` Ferruh Yigit
2016-11-21 12:56 ` Ferruh Yigit
2016-11-25 19:38 ` Aws Ismail
2016-11-29 21:36 ` Aws Ismail
2016-11-29 22:16 ` Wiles, Keith
2016-12-07 19:38 ` [dpdk-dev] [PATCH v10] drivers/net:new TUN/TAP device PMD Keith Wiles
2016-12-07 20:15 ` Aws Ismail
2016-12-09 18:16 ` Ferruh Yigit
2016-12-09 19:05 ` [dpdk-dev] [PATCH v11] " Keith Wiles
2016-12-12 12:39 ` Vasily Philipov
2016-12-12 14:24 ` [dpdk-dev] [PATCH v12] net/tap: new " Keith Wiles
2016-12-12 14:38 ` Keith Wiles
2016-12-12 19:13 ` Marc
2016-12-12 21:09 ` Wiles, Keith
2016-12-13 13:54 ` Ferruh Yigit
2017-01-20 12:14 ` Ferruh Yigit
2017-01-20 14:25 ` [dpdk-dev] [PATCH] net/tap: fix IFF_MULTI_QUEUE in older kernels not found Keith Wiles
2017-01-20 14:30 ` Keith Wiles
2017-01-20 16:11 ` Ferruh Yigit
2017-01-20 17:37 ` Thomas Monjalon
2016-09-15 14:10 ` [dpdk-dev] [PATCH 3/3] drivers/net:build support for new tap device driver Keith Wiles
2016-09-16 7:36 ` Panu Matilainen
2016-09-16 14:46 ` Wiles, Keith
2016-09-16 16:22 ` [dpdk-dev] [PATCH v2] drivers/net:new PMD using tun/tap host interface Keith Wiles
2016-09-18 13:25 ` Yuanhan Liu
2016-09-18 16:20 ` Wiles, Keith
2016-09-19 0:29 ` Yuanhan Liu
2016-09-19 15:56 ` Wiles, Keith
2016-09-20 3:54 ` Yuanhan Liu
2016-09-20 4:05 ` Yuanhan Liu
2016-09-21 1:32 ` Wiles, Keith
2016-09-21 2:13 ` Yuanhan Liu
2016-09-21 8:24 ` Thomas Monjalon
2016-09-21 23:55 ` Wiles, Keith
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