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From: Thomas Monjalon <thomas@monjalon.net>
To: dev@dpdk.org
Cc: gaetan.rivet@6wind.com, ophirmu@mellanox.com, ferruh.yigit@intel.com,
arybchenko@solarflare.com
Date: Mon, 8 Oct 2018 00:25:50 +0200
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Subject: [dpdk-dev] [PATCH 1/5] bus/vdev: add iteration filter on name
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A virtual device can be matched with following syntax:
bus=vdev,name=X
Signed-off-by: Thomas Monjalon <thomas@monjalon.net>
---
drivers/bus/vdev/vdev_params.c | 21 ++++++++++++++++++---
1 file changed, 18 insertions(+), 3 deletions(-)
diff --git a/drivers/bus/vdev/vdev_params.c b/drivers/bus/vdev/vdev_params.c
index da270f2ec..133998c3e 100644
--- a/drivers/bus/vdev/vdev_params.c
+++ b/drivers/bus/vdev/vdev_params.c
@@ -2,6 +2,8 @@
* Copyright 2018 Gaëtan Rivet
*/
+#include <string.h>
+
#include <rte_dev.h>
#include <rte_bus.h>
#include <rte_kvargs.h>
@@ -11,10 +13,12 @@
#include "vdev_private.h"
enum vdev_params {
+ RTE_VDEV_PARAM_NAME,
RTE_VDEV_PARAM_MAX,
};
static const char * const vdev_params_keys[] = {
+ [RTE_VDEV_PARAM_NAME] = "name",
[RTE_VDEV_PARAM_MAX] = NULL,
};
@@ -22,11 +26,22 @@ static int
vdev_dev_match(const struct rte_device *dev,
const void *_kvlist)
{
+ int ret;
const struct rte_kvargs *kvlist = _kvlist;
+ char *name;
+
+ /* cannot pass const dev->name to rte_kvargs_process() */
+ name = strdup(dev->name);
+ if (name == NULL)
+ return -ENOMEM; /* interpreted as no match */
+ ret = rte_kvargs_process(kvlist,
+ vdev_params_keys[RTE_VDEV_PARAM_NAME],
+ rte_kvargs_strcmp, name);
+ free(name);
+ if (ret != 0)
+ return -1;
- (void) kvlist;
- (void) dev;
- return 0;
+ return ret;
}
void *
--
2.19.0