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Subject[PATCH net-next v3 03/12] liquidio: Implement ndo_get_port_parent_id()
Date
Liquidio only supports SWITCHDEV_ATTR_ID_PORT_PARENT_ID, which makes it
a great candidate to be converted to use the ndo_get_port_parent_id()
NDO instead of implementing switchdev_port_attr_get().

Signed-off-by: Florian Fainelli <f.fainelli@gmail.com>
---
.../net/ethernet/cavium/liquidio/lio_main.c | 22 ++++------------
.../net/ethernet/cavium/liquidio/lio_vf_rep.c | 25 ++++++-------------
2 files changed, 12 insertions(+), 35 deletions(-)

diff --git a/drivers/net/ethernet/cavium/liquidio/lio_main.c b/drivers/net/ethernet/cavium/liquidio/lio_main.c
index 3d24133e5e49..e97e6754ee09 100644
--- a/drivers/net/ethernet/cavium/liquidio/lio_main.c
+++ b/drivers/net/ethernet/cavium/liquidio/lio_main.c
@@ -21,7 +21,6 @@
#include <linux/firmware.h>
#include <net/vxlan.h>
#include <linux/kthread.h>
-#include <net/switchdev.h>
#include "liquidio_common.h"
#include "octeon_droq.h"
#include "octeon_iq.h"
@@ -3184,7 +3183,8 @@ static const struct devlink_ops liquidio_devlink_ops = {
};

static int
-lio_pf_switchdev_attr_get(struct net_device *dev, struct switchdev_attr *attr)
+liquidio_get_port_parent_id(struct net_device *dev,
+ struct netdev_phys_item_id *ppid)
{
struct lio *lio = GET_LIO(dev);
struct octeon_device *oct = lio->oct_dev;
@@ -3192,24 +3192,12 @@ lio_pf_switchdev_attr_get(struct net_device *dev, struct switchdev_attr *attr)
if (oct->eswitch_mode != DEVLINK_ESWITCH_MODE_SWITCHDEV)
return -EOPNOTSUPP;

- switch (attr->id) {
- case SWITCHDEV_ATTR_ID_PORT_PARENT_ID:
- attr->u.ppid.id_len = ETH_ALEN;
- ether_addr_copy(attr->u.ppid.id,
- (void *)&lio->linfo.hw_addr + 2);
- break;
-
- default:
- return -EOPNOTSUPP;
- }
+ ppid->id_len = ETH_ALEN;
+ ether_addr_copy(ppid->id, (void *)&lio->linfo.hw_addr + 2);

return 0;
}

-static const struct switchdev_ops lio_pf_switchdev_ops = {
- .switchdev_port_attr_get = lio_pf_switchdev_attr_get,
-};
-
static int liquidio_get_vf_stats(struct net_device *netdev, int vfidx,
struct ifla_vf_stats *vf_stats)
{
@@ -3259,6 +3247,7 @@ static const struct net_device_ops lionetdevops = {
.ndo_set_vf_trust = liquidio_set_vf_trust,
.ndo_set_vf_link_state = liquidio_set_vf_link_state,
.ndo_get_vf_stats = liquidio_get_vf_stats,
+ .ndo_get_port_parent_id = liquidio_get_port_parent_id,
};

/** \brief Entry point for the liquidio module
@@ -3534,7 +3523,6 @@ static int setup_nic_devices(struct octeon_device *octeon_dev)
* netdev tasks.
*/
netdev->netdev_ops = &lionetdevops;
- SWITCHDEV_SET_OPS(netdev, &lio_pf_switchdev_ops);

retval = netif_set_real_num_rx_queues(netdev, num_oqueues);
if (retval) {
diff --git a/drivers/net/ethernet/cavium/liquidio/lio_vf_rep.c b/drivers/net/ethernet/cavium/liquidio/lio_vf_rep.c
index de61060721c4..f3f2e71431ac 100644
--- a/drivers/net/ethernet/cavium/liquidio/lio_vf_rep.c
+++ b/drivers/net/ethernet/cavium/liquidio/lio_vf_rep.c
@@ -25,7 +25,6 @@
#include "octeon_nic.h"
#include "octeon_main.h"
#include "octeon_network.h"
-#include <net/switchdev.h>
#include "lio_vf_rep.h"

static int lio_vf_rep_open(struct net_device *ndev);
@@ -38,6 +37,8 @@ static int lio_vf_rep_phys_port_name(struct net_device *dev,
static void lio_vf_rep_get_stats64(struct net_device *dev,
struct rtnl_link_stats64 *stats64);
static int lio_vf_rep_change_mtu(struct net_device *ndev, int new_mtu);
+static int lio_vf_get_port_parent_id(struct net_device *dev,
+ struct netdev_phys_item_id *ppid);

static const struct net_device_ops lio_vf_rep_ndev_ops = {
.ndo_open = lio_vf_rep_open,
@@ -47,6 +48,7 @@ static const struct net_device_ops lio_vf_rep_ndev_ops = {
.ndo_get_phys_port_name = lio_vf_rep_phys_port_name,
.ndo_get_stats64 = lio_vf_rep_get_stats64,
.ndo_change_mtu = lio_vf_rep_change_mtu,
+ .ndo_get_port_parent_id = lio_vf_get_port_parent_id,
};

static int
@@ -443,31 +445,19 @@ lio_vf_rep_pkt_xmit(struct sk_buff *skb, struct net_device *ndev)
return NETDEV_TX_OK;
}

-static int
-lio_vf_rep_attr_get(struct net_device *dev, struct switchdev_attr *attr)
+static int lio_vf_get_port_parent_id(struct net_device *dev,
+ struct netdev_phys_item_id *ppid)
{
struct lio_vf_rep_desc *vf_rep = netdev_priv(dev);
struct net_device *parent_ndev = vf_rep->parent_ndev;
struct lio *lio = GET_LIO(parent_ndev);

- switch (attr->id) {
- case SWITCHDEV_ATTR_ID_PORT_PARENT_ID:
- attr->u.ppid.id_len = ETH_ALEN;
- ether_addr_copy(attr->u.ppid.id,
- (void *)&lio->linfo.hw_addr + 2);
- break;
-
- default:
- return -EOPNOTSUPP;
- }
+ ppid->id_len = ETH_ALEN;
+ ether_addr_copy(ppid->id, (void *)&lio->linfo.hw_addr + 2);

return 0;
}

-static const struct switchdev_ops lio_vf_rep_switchdev_ops = {
- .switchdev_port_attr_get = lio_vf_rep_attr_get,
-};
-
static void
lio_vf_rep_fetch_stats(struct work_struct *work)
{
@@ -524,7 +514,6 @@ lio_vf_rep_create(struct octeon_device *oct)
ndev->min_mtu = LIO_MIN_MTU_SIZE;
ndev->max_mtu = LIO_MAX_MTU_SIZE;
ndev->netdev_ops = &lio_vf_rep_ndev_ops;
- SWITCHDEV_SET_OPS(ndev, &lio_vf_rep_switchdev_ops);

vf_rep = netdev_priv(ndev);
memset(vf_rep, 0, sizeof(*vf_rep));
--
2.17.1
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