From: Ferruh Yigit <ferruh.yigit@intel.com>
To: Bruce Richardson <bruce.richardson@intel.com>,
Konstantin Ananyev <konstantin.ananyev@intel.com>,
Yuanhan Liu <yliu@fridaylinux.org>,
Maxime Coquelin <maxime.coquelin@redhat.com>,
Tiwei Bie <tiwei.bie@intel.com>
Cc: dev@dpdk.org, Ferruh Yigit <ferruh.yigit@intel.com>,
Stephen Hemminger <stephen@networkplumber.org>
Subject: [dpdk-dev] [PATCH v4 03/15] net/virtio: use eth_linkstatus_set
Date: Thu, 11 Jan 2018 17:06:46 +0000 [thread overview]
Message-ID: <20180111170658.2809-3-ferruh.yigit@intel.com> (raw)
In-Reply-To: <20180111170658.2809-1-ferruh.yigit@intel.com>
From: Stephen Hemminger <stephen@networkplumber.org>
Use the new comon code in ethdev to handle link status update.
Signed-off-by: Stephen Hemminger <stephen@networkplumber.org>
---
drivers/net/virtio/virtio_ethdev.c | 63 ++++++--------------------------------
1 file changed, 10 insertions(+), 53 deletions(-)
diff --git a/drivers/net/virtio/virtio_ethdev.c b/drivers/net/virtio/virtio_ethdev.c
index ebb968c4b..05da9bc9a 100644
--- a/drivers/net/virtio/virtio_ethdev.c
+++ b/drivers/net/virtio/virtio_ethdev.c
@@ -14,7 +14,6 @@
#include <rte_string_fns.h>
#include <rte_memzone.h>
#include <rte_malloc.h>
-#include <rte_atomic.h>
#include <rte_branch_prediction.h>
#include <rte_pci.h>
#include <rte_bus_pci.h>
@@ -774,46 +773,6 @@ static const struct eth_dev_ops virtio_eth_dev_ops = {
.mac_addr_set = virtio_mac_addr_set,
};
-static inline int
-virtio_dev_atomic_read_link_status(struct rte_eth_dev *dev,
- struct rte_eth_link *link)
-{
- struct rte_eth_link *dst = link;
- struct rte_eth_link *src = &(dev->data->dev_link);
-
- if (rte_atomic64_cmpset((uint64_t *)dst, *(uint64_t *)dst,
- *(uint64_t *)src) == 0)
- return -1;
-
- return 0;
-}
-
-/**
- * Atomically writes the link status information into global
- * structure rte_eth_dev.
- *
- * @param dev
- * - Pointer to the structure rte_eth_dev to read from.
- * - Pointer to the buffer to be saved with the link status.
- *
- * @return
- * - On success, zero.
- * - On failure, negative value.
- */
-static inline int
-virtio_dev_atomic_write_link_status(struct rte_eth_dev *dev,
- struct rte_eth_link *link)
-{
- struct rte_eth_link *dst = &(dev->data->dev_link);
- struct rte_eth_link *src = link;
-
- if (rte_atomic64_cmpset((uint64_t *)dst, *(uint64_t *)dst,
- *(uint64_t *)src) == 0)
- return -1;
-
- return 0;
-}
-
static void
virtio_update_stats(struct rte_eth_dev *dev, struct rte_eth_stats *stats)
{
@@ -1916,8 +1875,10 @@ static void
virtio_dev_stop(struct rte_eth_dev *dev)
{
struct virtio_hw *hw = dev->data->dev_private;
- struct rte_eth_link link;
struct rte_intr_conf *intr_conf = &dev->data->dev_conf.intr_conf;
+ struct rte_eth_link link = {
+ .link_status = ETH_LINK_DOWN,
+ };
PMD_INIT_LOG(DEBUG, "stop");
@@ -1925,21 +1886,18 @@ virtio_dev_stop(struct rte_eth_dev *dev)
virtio_intr_disable(dev);
hw->started = 0;
- memset(&link, 0, sizeof(link));
- virtio_dev_atomic_write_link_status(dev, &link);
+ _rte_eth_linkstatus_set(dev, &link);
}
static int
virtio_dev_link_update(struct rte_eth_dev *dev, __rte_unused int wait_to_complete)
{
- struct rte_eth_link link, old;
- uint16_t status;
struct virtio_hw *hw = dev->data->dev_private;
- memset(&link, 0, sizeof(link));
- virtio_dev_atomic_read_link_status(dev, &link);
- old = link;
- link.link_duplex = ETH_LINK_FULL_DUPLEX;
- link.link_speed = ETH_SPEED_NUM_10G;
+ uint16_t status;
+ struct rte_eth_link link = {
+ .link_speed = ETH_SPEED_NUM_10G,
+ .link_duplex = ETH_LINK_FULL_DUPLEX,
+ };
if (hw->started == 0) {
link.link_status = ETH_LINK_DOWN;
@@ -1960,9 +1918,8 @@ virtio_dev_link_update(struct rte_eth_dev *dev, __rte_unused int wait_to_complet
} else {
link.link_status = ETH_LINK_UP;
}
- virtio_dev_atomic_write_link_status(dev, &link);
- return (old.link_status == link.link_status) ? -1 : 0;
+ return _rte_eth_linkstatus_set(dev, &link);
}
static int
--
2.14.3
next prev parent reply other threads:[~2018-01-11 17:07 UTC|newest]
Thread overview: 47+ messages / expand[flat|nested] mbox.gz Atom feed top
2018-01-08 17:44 [dpdk-dev] [PATCH v3 00/15] common ethdev linkstatus functions Stephen Hemminger
2018-01-08 17:45 ` [dpdk-dev] [PATCH v3 01/15] eal: introduce atomic exchange operation Stephen Hemminger
2018-01-11 17:01 ` Ferruh Yigit
2018-01-25 23:24 ` Stephen Hemminger
2018-03-08 22:12 ` Stephen Hemminger
2018-01-08 17:45 ` [dpdk-dev] [PATCH v3 02/15] ethdev: add linkstatus get/set helper functions Stephen Hemminger
2018-01-09 10:30 ` Andrew Rybchenko
2018-01-09 16:29 ` Stephen Hemminger
2018-01-11 17:01 ` Ferruh Yigit
2018-01-08 17:45 ` [dpdk-dev] [PATCH v3 03/15] net/virtio: use eth_linkstatus_set Stephen Hemminger
2018-01-11 17:02 ` Ferruh Yigit
2018-01-08 17:45 ` [dpdk-dev] [PATCH v3 04/15] net/vmxnet3: use rte_eth_linkstatus_set Stephen Hemminger
2018-01-11 17:02 ` Ferruh Yigit
2018-01-08 17:45 ` [dpdk-dev] [PATCH v3 05/15] net/dpaa2: " Stephen Hemminger
2018-01-08 17:45 ` [dpdk-dev] [PATCH v3 06/15] net/nfp: use rte_eth_linkstatus functions Stephen Hemminger
2018-01-08 17:45 ` [dpdk-dev] [PATCH v3 07/15] net/e1000: use rte_eth_linkstatus helpers Stephen Hemminger
2018-01-08 17:45 ` [dpdk-dev] [PATCH v3 08/15] net/ixgbe: use rte_eth_linkstatus functions Stephen Hemminger
2018-01-08 17:45 ` [dpdk-dev] [PATCH v3 09/15] net/sfc: use new " Stephen Hemminger
2018-01-09 10:35 ` Andrew Rybchenko
2018-01-09 16:27 ` Stephen Hemminger
2018-01-09 19:29 ` Andrew Rybchenko
2018-01-08 17:45 ` [dpdk-dev] [PATCH v3 10/15] net/i40e: use " Stephen Hemminger
2018-01-08 17:45 ` [dpdk-dev] [PATCH v3 11/15] net/liquidio: use _rte_eth_linkstatus_set Stephen Hemminger
2018-01-08 17:45 ` [dpdk-dev] [PATCH v3 12/15] net/thunderx: " Stephen Hemminger
2018-01-08 17:45 ` [dpdk-dev] [PATCH v3 13/15] net/szedata: " Stephen Hemminger
2018-01-08 17:45 ` [dpdk-dev] [PATCH v3 14/15] net/octeontx: use rte_eth_linkstatus_set Stephen Hemminger
2018-01-08 17:45 ` [dpdk-dev] [PATCH v3 15/15] net/enic: use _rte_eth_linkstatus_set Stephen Hemminger
2018-01-11 17:06 ` [dpdk-dev] [PATCH v4 01/15] eal: introduce atomic exchange operation Ferruh Yigit
2018-01-11 17:06 ` [dpdk-dev] [PATCH v4 02/15] ethdev: add linkstatus get/set helper functions Ferruh Yigit
2018-01-11 17:06 ` Ferruh Yigit [this message]
2018-01-11 17:06 ` [dpdk-dev] [PATCH v4 04/15] net/vmxnet3: use rte_eth_linkstatus_set Ferruh Yigit
2018-01-11 17:06 ` [dpdk-dev] [PATCH v4 05/15] net/dpaa2: " Ferruh Yigit
2018-01-16 9:44 ` Shreyansh Jain
2018-01-16 9:57 ` Shreyansh Jain
2018-01-11 17:06 ` [dpdk-dev] [PATCH v4 06/15] net/nfp: use rte_eth_linkstatus functions Ferruh Yigit
2018-01-11 17:06 ` [dpdk-dev] [PATCH v4 07/15] net/e1000: use rte_eth_linkstatus helpers Ferruh Yigit
2018-01-11 17:06 ` [dpdk-dev] [PATCH v4 08/15] net/ixgbe: use rte_eth_linkstatus functions Ferruh Yigit
2018-01-11 17:06 ` [dpdk-dev] [PATCH v4 09/15] net/sfc: use new " Ferruh Yigit
2018-01-12 7:45 ` Andrew Rybchenko
2018-01-11 17:06 ` [dpdk-dev] [PATCH v4 10/15] net/i40e: use " Ferruh Yigit
2018-01-11 17:06 ` [dpdk-dev] [PATCH v4 11/15] net/liquidio: use _rte_eth_linkstatus_set Ferruh Yigit
2018-01-11 17:06 ` [dpdk-dev] [PATCH v4 12/15] net/thunderx: " Ferruh Yigit
2018-01-11 17:06 ` [dpdk-dev] [PATCH v4 13/15] net/szedata: " Ferruh Yigit
2018-01-11 17:06 ` [dpdk-dev] [PATCH v4 14/15] net/octeontx: use rte_eth_linkstatus_set Ferruh Yigit
2018-01-11 17:06 ` [dpdk-dev] [PATCH v4 15/15] net/enic: use _rte_eth_linkstatus_set Ferruh Yigit
2018-01-12 14:05 ` Hyong Youb Kim
2018-01-16 18:25 [dpdk-dev] [PATCH v4 00/15] common ethdev linkstatus functions Stephen Hemminger
2018-01-16 18:25 ` [dpdk-dev] [PATCH v4 03/15] net/virtio: use eth_linkstatus_set Stephen Hemminger
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