@@ -19,6 +19,11 @@ struct rte_eth_dev *
eth_find_device(const struct rte_eth_dev *_start, rte_eth_cmp_t cmp,
const void *data);
+/* Generic rte_eth_dev parameters processor. */
+int
+rte_eth_dev_args_parse(struct rte_eth_dev *eth_dev,
+ struct rte_devargs *da);
+
#ifdef __cplusplus
}
#endif
@@ -6,6 +6,7 @@
#include <rte_class.h>
#include <rte_compat.h>
+#include <rte_devargs.h>
#include <rte_errno.h>
#include <rte_kvargs.h>
#include <rte_log.h>
@@ -35,6 +36,19 @@ struct eth_dev_match_arg {
.kvlist = (k), \
})
+typedef int (*eth_dev_set_t)(struct rte_eth_dev *edev, const char *value);
+
+static enum eth_params
+ethdev_param_id(const char *key)
+{
+ int i;
+
+ for (i = 0; i < RTE_ETH_PARAMS_MAX; i++)
+ if (strcmp(key, eth_params_keys[i]) == 0)
+ return i;
+ return RTE_ETH_PARAMS_MAX;
+}
+
static int
eth_dev_match(const struct rte_eth_dev *edev,
const void *_arg)
@@ -79,6 +93,54 @@ eth_dev_iterate(const void *start,
return edev;
}
+static int
+eth_dev_set_name(struct rte_eth_dev *edev,
+ const char *value)
+{
+ snprintf(edev->data->name,
+ sizeof(edev->data->name),
+ "%s", value);
+ return 0;
+}
+
+static int
+ethdev_args_process(const char *key,
+ const char *value,
+ void *_edev)
+{
+ static eth_dev_set_t eth_dev_set[] = {
+ [RTE_ETH_PARAMS_NAME] = eth_dev_set_name,
+ [RTE_ETH_PARAMS_MAX] = NULL,
+ };
+ struct rte_eth_dev *edev = _edev;
+ int param;
+
+ param = ethdev_param_id(key);
+ if (eth_dev_set[param])
+ return eth_dev_set[param](edev, value);
+ return 0;
+}
+
+int
+rte_eth_dev_args_parse(struct rte_eth_dev *edev,
+ struct rte_devargs *devargs)
+{
+ struct rte_kvargs *kvargs = NULL;
+
+ if (devargs == NULL || devargs->cls_str == NULL)
+ return 0;
+
+ kvargs = rte_kvargs_parse_delim(devargs->cls_str, eth_params_keys, "/");
+ if (kvargs == NULL) {
+ RTE_LOG(ERR, EAL, "cannot parse argument list\n");
+ return -EINVAL;
+ }
+ if (rte_kvargs_process(kvargs, NULL, ethdev_args_process, edev))
+ return -1;
+ rte_kvargs_free(kvargs);
+ return 0;
+}
+
struct rte_class rte_class_eth = {
.dev_iterate = eth_dev_iterate,
};
@@ -41,6 +41,7 @@
#include "rte_ethdev.h"
#include "rte_ethdev_driver.h"
#include "ethdev_profile.h"
+#include "eth_private.h"
int rte_eth_dev_logtype;
@@ -3486,6 +3487,12 @@ rte_eth_dev_create(struct rte_device *device, const char *name,
}
}
+ retval = rte_eth_dev_args_parse(ethdev, device->devargs);
+ if (retval) {
+ RTE_LOG(ERR, EAL, "ethdev parsing failed");
+ goto probe_failed;
+ }
+
retval = ethdev_init(ethdev, init_params);
if (retval) {
RTE_LOG(ERR, EAL, "ethdev initialisation failed");