api: pktio: remove odp_pktio_set_mtu

Not all hardware can change MTU size from ODP application.

Reviewed-by: Petri Savolainen <petri.savolainen@linaro.org>
Signed-off-by: Maxim Uvarov <maxim.uvarov@linaro.org>

2 files changed, 0 insertions, 55 deletions

diff --git a/platform/linux-generic/include/api/odp_packet_io.h b/platform/linux-generic/include/api/odp_packet_io.h
index a1ad75408..e4577c378 100644
--- a/platform/linux-generic/include/api/odp_packet_io.h
+++ b/platform/linux-generic/include/api/odp_packet_io.h
@@ -111,19 +111,6 @@ int odp_pktio_inq_remdef(odp_pktio_t id);
 odp_queue_t odp_pktio_outq_getdef(odp_pktio_t id);
 
 /**
- * Configure the MTU for a packet IO interface.
- *
- * @param[in] id   ODP packet IO handle.
- * @param[in] mtu  The value of MTU that the interface will be configured to
- *		   use.
- *
- * @retval  0 on success.
- * @retval -1 if specified mtu can not be handled.
- * @retval -1 on any other error or illegal input parameters.
- */
-int odp_pktio_set_mtu(odp_pktio_t id, int mtu);
-
-/**
  * Return the currently configured MTU value of a packet IO interface.
  *
  * @param[in] id  ODP packet IO handle.
diff --git a/platform/linux-generic/odp_packet_io.c b/platform/linux-generic/odp_packet_io.c
index a016b6f91..9376b6fa5 100644
--- a/platform/linux-generic/odp_packet_io.c
+++ b/platform/linux-generic/odp_packet_io.c
@@ -538,48 +538,6 @@ static int sockfd_from_pktio_entry(pktio_entry_t *entry)
 	}
 }
 
-int odp_pktio_set_mtu(odp_pktio_t id, int mtu)
-{
-	pktio_entry_t *entry;
-	int sockfd;
-	struct ifreq ifr;
-	int ret;
-
-	if (mtu <= 0) {
-		ODP_DBG("illegal MTU value %d\n", mtu);
-		return -1;
-	}
-
-	entry = get_pktio_entry(id);
-	if (entry == NULL) {
-		ODP_DBG("pktio entry %d does not exist\n", id);
-		return -1;
-	}
-
-	lock_entry(entry);
-
-	if (odp_unlikely(is_free(entry))) {
-		unlock_entry(entry);
-		ODP_DBG("already freed pktio\n");
-		return -1;
-	}
-
-	sockfd = sockfd_from_pktio_entry(entry);
-	strncpy(ifr.ifr_name, entry->s.name, IFNAMSIZ - 1);
-	ifr.ifr_name[IFNAMSIZ - 1] = 0;
-	ifr.ifr_mtu = mtu;
-
-	ret = ioctl(sockfd, SIOCSIFMTU, &ifr);
-	if (ret < 0) {
-		ODP_DBG("ioctl SIOCSIFMTU error\n");
-		unlock_entry(entry);
-		return -1;
-	}
-
-	unlock_entry(entry);
-	return 0;
-}
-
 int odp_pktio_mtu(odp_pktio_t id)
 {
 	pktio_entry_t *entry;