From 9999e48639b3cecb08ffb37358bcba3b48161b29 Mon Sep 17 00:00:00 2001
From: hc <hc@nodka.com>
Date: Fri, 10 May 2024 08:50:17 +0000
Subject: [PATCH] add ax88772_rst
---
kernel/drivers/net/ethernet/rocker/rocker_main.c | 332 +++++++++++++++++++++++++++++++++++--------------------
1 files changed, 210 insertions(+), 122 deletions(-)
diff --git a/kernel/drivers/net/ethernet/rocker/rocker_main.c b/kernel/drivers/net/ethernet/rocker/rocker_main.c
index b13ab4e..dd0bc7f 100644
--- a/kernel/drivers/net/ethernet/rocker/rocker_main.c
+++ b/kernel/drivers/net/ethernet/rocker/rocker_main.c
@@ -1,12 +1,8 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
/*
* drivers/net/ethernet/rocker/rocker.c - Rocker switch device driver
* Copyright (c) 2014-2016 Jiri Pirko <jiri@mellanox.com>
* Copyright (c) 2014 Scott Feldman <sfeldma@gmail.com>
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2 of the License, or
- * (at your option) any later version.
*/
#include <linux/kernel.h>
@@ -204,9 +200,9 @@
buf = alloc + offset;
expect = buf + ROCKER_TEST_DMA_BUF_SIZE;
- dma_handle = pci_map_single(pdev, buf, ROCKER_TEST_DMA_BUF_SIZE,
- PCI_DMA_BIDIRECTIONAL);
- if (pci_dma_mapping_error(pdev, dma_handle)) {
+ dma_handle = dma_map_single(&pdev->dev, buf, ROCKER_TEST_DMA_BUF_SIZE,
+ DMA_BIDIRECTIONAL);
+ if (dma_mapping_error(&pdev->dev, dma_handle)) {
err = -EIO;
goto free_alloc;
}
@@ -238,8 +234,8 @@
goto unmap;
unmap:
- pci_unmap_single(pdev, dma_handle, ROCKER_TEST_DMA_BUF_SIZE,
- PCI_DMA_BIDIRECTIONAL);
+ dma_unmap_single(&pdev->dev, dma_handle, ROCKER_TEST_DMA_BUF_SIZE,
+ DMA_BIDIRECTIONAL);
free_alloc:
kfree(alloc);
@@ -371,7 +367,7 @@
static struct rocker_desc_info *
rocker_desc_head_get(const struct rocker_dma_ring_info *info)
{
- static struct rocker_desc_info *desc_info;
+ struct rocker_desc_info *desc_info;
u32 head = __pos_inc(info->head, info->size);
desc_info = &info->desc_info[info->head];
@@ -402,7 +398,7 @@
static struct rocker_desc_info *
rocker_desc_tail_get(struct rocker_dma_ring_info *info)
{
- static struct rocker_desc_info *desc_info;
+ struct rocker_desc_info *desc_info;
if (info->tail == info->head)
return NULL; /* nothing to be done between head and tail */
@@ -445,9 +441,9 @@
if (!info->desc_info)
return -ENOMEM;
- info->desc = pci_alloc_consistent(rocker->pdev,
- info->size * sizeof(*info->desc),
- &info->mapaddr);
+ info->desc = dma_alloc_coherent(&rocker->pdev->dev,
+ info->size * sizeof(*info->desc),
+ &info->mapaddr, GFP_KERNEL);
if (!info->desc) {
kfree(info->desc_info);
return -ENOMEM;
@@ -469,9 +465,9 @@
{
rocker_write64(rocker, DMA_DESC_ADDR(info->type), 0);
- pci_free_consistent(rocker->pdev,
- info->size * sizeof(struct rocker_desc),
- info->desc, info->mapaddr);
+ dma_free_coherent(&rocker->pdev->dev,
+ info->size * sizeof(struct rocker_desc), info->desc,
+ info->mapaddr);
kfree(info->desc_info);
}
@@ -510,8 +506,9 @@
goto rollback;
}
- dma_handle = pci_map_single(pdev, buf, buf_size, direction);
- if (pci_dma_mapping_error(pdev, dma_handle)) {
+ dma_handle = dma_map_single(&pdev->dev, buf, buf_size,
+ direction);
+ if (dma_mapping_error(&pdev->dev, dma_handle)) {
kfree(buf);
err = -EIO;
goto rollback;
@@ -530,7 +527,8 @@
for (i--; i >= 0; i--) {
const struct rocker_desc_info *desc_info = &info->desc_info[i];
- pci_unmap_single(pdev, dma_unmap_addr(desc_info, mapaddr),
+ dma_unmap_single(&pdev->dev,
+ dma_unmap_addr(desc_info, mapaddr),
desc_info->data_size, direction);
kfree(desc_info->data);
}
@@ -550,7 +548,8 @@
desc->buf_addr = 0;
desc->buf_size = 0;
- pci_unmap_single(pdev, dma_unmap_addr(desc_info, mapaddr),
+ dma_unmap_single(&pdev->dev,
+ dma_unmap_addr(desc_info, mapaddr),
desc_info->data_size, direction);
kfree(desc_info->data);
}
@@ -619,7 +618,7 @@
spin_lock_init(&rocker->cmd_ring_lock);
err = rocker_dma_ring_bufs_alloc(rocker, &rocker->cmd_ring,
- PCI_DMA_BIDIRECTIONAL, PAGE_SIZE);
+ DMA_BIDIRECTIONAL, PAGE_SIZE);
if (err) {
dev_err(&pdev->dev, "failed to alloc command dma ring buffers\n");
goto err_dma_cmd_ring_bufs_alloc;
@@ -640,7 +639,7 @@
}
err = rocker_dma_ring_bufs_alloc(rocker, &rocker->event_ring,
- PCI_DMA_FROMDEVICE, PAGE_SIZE);
+ DMA_FROM_DEVICE, PAGE_SIZE);
if (err) {
dev_err(&pdev->dev, "failed to alloc event dma ring buffers\n");
goto err_dma_event_ring_bufs_alloc;
@@ -654,7 +653,7 @@
rocker_dma_cmd_ring_waits_free(rocker);
err_dma_cmd_ring_waits_alloc:
rocker_dma_ring_bufs_free(rocker, &rocker->cmd_ring,
- PCI_DMA_BIDIRECTIONAL);
+ DMA_BIDIRECTIONAL);
err_dma_cmd_ring_bufs_alloc:
rocker_dma_ring_destroy(rocker, &rocker->cmd_ring);
return err;
@@ -663,11 +662,11 @@
static void rocker_dma_rings_fini(struct rocker *rocker)
{
rocker_dma_ring_bufs_free(rocker, &rocker->event_ring,
- PCI_DMA_BIDIRECTIONAL);
+ DMA_BIDIRECTIONAL);
rocker_dma_ring_destroy(rocker, &rocker->event_ring);
rocker_dma_cmd_ring_waits_free(rocker);
rocker_dma_ring_bufs_free(rocker, &rocker->cmd_ring,
- PCI_DMA_BIDIRECTIONAL);
+ DMA_BIDIRECTIONAL);
rocker_dma_ring_destroy(rocker, &rocker->cmd_ring);
}
@@ -679,9 +678,9 @@
struct pci_dev *pdev = rocker->pdev;
dma_addr_t dma_handle;
- dma_handle = pci_map_single(pdev, skb->data, buf_len,
- PCI_DMA_FROMDEVICE);
- if (pci_dma_mapping_error(pdev, dma_handle))
+ dma_handle = dma_map_single(&pdev->dev, skb->data, buf_len,
+ DMA_FROM_DEVICE);
+ if (dma_mapping_error(&pdev->dev, dma_handle))
return -EIO;
if (rocker_tlv_put_u64(desc_info, ROCKER_TLV_RX_FRAG_ADDR, dma_handle))
goto tlv_put_failure;
@@ -690,7 +689,7 @@
return 0;
tlv_put_failure:
- pci_unmap_single(pdev, dma_handle, buf_len, PCI_DMA_FROMDEVICE);
+ dma_unmap_single(&pdev->dev, dma_handle, buf_len, DMA_FROM_DEVICE);
desc_info->tlv_size = 0;
return -EMSGSIZE;
}
@@ -738,7 +737,7 @@
return;
dma_handle = rocker_tlv_get_u64(attrs[ROCKER_TLV_RX_FRAG_ADDR]);
len = rocker_tlv_get_u16(attrs[ROCKER_TLV_RX_FRAG_MAX_LEN]);
- pci_unmap_single(pdev, dma_handle, len, PCI_DMA_FROMDEVICE);
+ dma_unmap_single(&pdev->dev, dma_handle, len, DMA_FROM_DEVICE);
}
static void rocker_dma_rx_ring_skb_free(const struct rocker *rocker,
@@ -800,7 +799,7 @@
}
err = rocker_dma_ring_bufs_alloc(rocker, &rocker_port->tx_ring,
- PCI_DMA_TODEVICE,
+ DMA_TO_DEVICE,
ROCKER_DMA_TX_DESC_SIZE);
if (err) {
netdev_err(rocker_port->dev, "failed to alloc tx dma ring buffers\n");
@@ -817,7 +816,7 @@
}
err = rocker_dma_ring_bufs_alloc(rocker, &rocker_port->rx_ring,
- PCI_DMA_BIDIRECTIONAL,
+ DMA_BIDIRECTIONAL,
ROCKER_DMA_RX_DESC_SIZE);
if (err) {
netdev_err(rocker_port->dev, "failed to alloc rx dma ring buffers\n");
@@ -835,12 +834,12 @@
err_dma_rx_ring_skbs_alloc:
rocker_dma_ring_bufs_free(rocker, &rocker_port->rx_ring,
- PCI_DMA_BIDIRECTIONAL);
+ DMA_BIDIRECTIONAL);
err_dma_rx_ring_bufs_alloc:
rocker_dma_ring_destroy(rocker, &rocker_port->rx_ring);
err_dma_rx_ring_create:
rocker_dma_ring_bufs_free(rocker, &rocker_port->tx_ring,
- PCI_DMA_TODEVICE);
+ DMA_TO_DEVICE);
err_dma_tx_ring_bufs_alloc:
rocker_dma_ring_destroy(rocker, &rocker_port->tx_ring);
return err;
@@ -852,10 +851,10 @@
rocker_dma_rx_ring_skbs_free(rocker_port);
rocker_dma_ring_bufs_free(rocker, &rocker_port->rx_ring,
- PCI_DMA_BIDIRECTIONAL);
+ DMA_BIDIRECTIONAL);
rocker_dma_ring_destroy(rocker, &rocker_port->rx_ring);
rocker_dma_ring_bufs_free(rocker, &rocker_port->tx_ring,
- PCI_DMA_TODEVICE);
+ DMA_TO_DEVICE);
rocker_dma_ring_destroy(rocker, &rocker_port->tx_ring);
}
@@ -1566,6 +1565,43 @@
}
static int
+rocker_world_port_attr_bridge_flags_support_get(const struct rocker_port *
+ rocker_port,
+ unsigned long *
+ p_brport_flags_support)
+{
+ struct rocker_world_ops *wops = rocker_port->rocker->wops;
+
+ if (!wops->port_attr_bridge_flags_support_get)
+ return -EOPNOTSUPP;
+ return wops->port_attr_bridge_flags_support_get(rocker_port,
+ p_brport_flags_support);
+}
+
+static int
+rocker_world_port_attr_pre_bridge_flags_set(struct rocker_port *rocker_port,
+ unsigned long brport_flags,
+ struct switchdev_trans *trans)
+{
+ struct rocker_world_ops *wops = rocker_port->rocker->wops;
+ unsigned long brport_flags_s;
+ int err;
+
+ if (!wops->port_attr_bridge_flags_set)
+ return -EOPNOTSUPP;
+
+ err = rocker_world_port_attr_bridge_flags_support_get(rocker_port,
+ &brport_flags_s);
+ if (err)
+ return err;
+
+ if (brport_flags & ~brport_flags_s)
+ return -EINVAL;
+
+ return 0;
+}
+
+static int
rocker_world_port_attr_bridge_flags_set(struct rocker_port *rocker_port,
unsigned long brport_flags,
struct switchdev_trans *trans)
@@ -1580,31 +1616,6 @@
return wops->port_attr_bridge_flags_set(rocker_port, brport_flags,
trans);
-}
-
-static int
-rocker_world_port_attr_bridge_flags_get(const struct rocker_port *rocker_port,
- unsigned long *p_brport_flags)
-{
- struct rocker_world_ops *wops = rocker_port->rocker->wops;
-
- if (!wops->port_attr_bridge_flags_get)
- return -EOPNOTSUPP;
- return wops->port_attr_bridge_flags_get(rocker_port, p_brport_flags);
-}
-
-static int
-rocker_world_port_attr_bridge_flags_support_get(const struct rocker_port *
- rocker_port,
- unsigned long *
- p_brport_flags_support)
-{
- struct rocker_world_ops *wops = rocker_port->rocker->wops;
-
- if (!wops->port_attr_bridge_flags_support_get)
- return -EOPNOTSUPP;
- return wops->port_attr_bridge_flags_support_get(rocker_port,
- p_brport_flags_support);
}
static int
@@ -1631,9 +1642,6 @@
struct switchdev_trans *trans)
{
struct rocker_world_ops *wops = rocker_port->rocker->wops;
-
- if (netif_is_bridge_master(vlan->obj.orig_dev))
- return -EOPNOTSUPP;
if (!wops->port_obj_vlan_add)
return -EOPNOTSUPP;
@@ -1853,7 +1861,7 @@
continue;
dma_handle = rocker_tlv_get_u64(frag_attrs[ROCKER_TLV_TX_FRAG_ATTR_ADDR]);
len = rocker_tlv_get_u16(frag_attrs[ROCKER_TLV_TX_FRAG_ATTR_LEN]);
- pci_unmap_single(pdev, dma_handle, len, DMA_TO_DEVICE);
+ dma_unmap_single(&pdev->dev, dma_handle, len, DMA_TO_DEVICE);
}
}
@@ -1866,8 +1874,8 @@
dma_addr_t dma_handle;
struct rocker_tlv *frag;
- dma_handle = pci_map_single(pdev, buf, buf_len, DMA_TO_DEVICE);
- if (unlikely(pci_dma_mapping_error(pdev, dma_handle))) {
+ dma_handle = dma_map_single(&pdev->dev, buf, buf_len, DMA_TO_DEVICE);
+ if (unlikely(dma_mapping_error(&pdev->dev, dma_handle))) {
if (net_ratelimit())
netdev_err(rocker_port->dev, "failed to dma map tx frag\n");
return -EIO;
@@ -1887,7 +1895,7 @@
nest_cancel:
rocker_tlv_nest_cancel(desc_info, frag);
unmap_frag:
- pci_unmap_single(pdev, dma_handle, buf_len, DMA_TO_DEVICE);
+ dma_unmap_single(&pdev->dev, dma_handle, buf_len, DMA_TO_DEVICE);
return -EMSGSIZE;
}
@@ -2029,6 +2037,18 @@
err);
}
+static int rocker_port_get_port_parent_id(struct net_device *dev,
+ struct netdev_phys_item_id *ppid)
+{
+ const struct rocker_port *rocker_port = netdev_priv(dev);
+ const struct rocker *rocker = rocker_port->rocker;
+
+ ppid->id_len = sizeof(rocker->hw.id);
+ memcpy(&ppid->id, &rocker->hw.id, ppid->id_len);
+
+ return 0;
+}
+
static const struct net_device_ops rocker_port_netdev_ops = {
.ndo_open = rocker_port_open,
.ndo_stop = rocker_port_stop,
@@ -2038,38 +2058,12 @@
.ndo_get_phys_port_name = rocker_port_get_phys_port_name,
.ndo_change_proto_down = rocker_port_change_proto_down,
.ndo_neigh_destroy = rocker_port_neigh_destroy,
+ .ndo_get_port_parent_id = rocker_port_get_port_parent_id,
};
/********************
* swdev interface
********************/
-
-static int rocker_port_attr_get(struct net_device *dev,
- struct switchdev_attr *attr)
-{
- const struct rocker_port *rocker_port = netdev_priv(dev);
- const struct rocker *rocker = rocker_port->rocker;
- int err = 0;
-
- switch (attr->id) {
- case SWITCHDEV_ATTR_ID_PORT_PARENT_ID:
- attr->u.ppid.id_len = sizeof(rocker->hw.id);
- memcpy(&attr->u.ppid.id, &rocker->hw.id, attr->u.ppid.id_len);
- break;
- case SWITCHDEV_ATTR_ID_PORT_BRIDGE_FLAGS:
- err = rocker_world_port_attr_bridge_flags_get(rocker_port,
- &attr->u.brport_flags);
- break;
- case SWITCHDEV_ATTR_ID_PORT_BRIDGE_FLAGS_SUPPORT:
- err = rocker_world_port_attr_bridge_flags_support_get(rocker_port,
- &attr->u.brport_flags_support);
- break;
- default:
- return -EOPNOTSUPP;
- }
-
- return err;
-}
static int rocker_port_attr_set(struct net_device *dev,
const struct switchdev_attr *attr,
@@ -2083,6 +2077,11 @@
err = rocker_world_port_attr_stp_state_set(rocker_port,
attr->u.stp_state,
trans);
+ break;
+ case SWITCHDEV_ATTR_ID_PORT_PRE_BRIDGE_FLAGS:
+ err = rocker_world_port_attr_pre_bridge_flags_set(rocker_port,
+ attr->u.brport_flags,
+ trans);
break;
case SWITCHDEV_ATTR_ID_PORT_BRIDGE_FLAGS:
err = rocker_world_port_attr_bridge_flags_set(rocker_port,
@@ -2142,13 +2141,6 @@
return err;
}
-static const struct switchdev_ops rocker_port_switchdev_ops = {
- .switchdev_port_attr_get = rocker_port_attr_get,
- .switchdev_port_attr_set = rocker_port_attr_set,
- .switchdev_port_obj_add = rocker_port_obj_add,
- .switchdev_port_obj_del = rocker_port_obj_del,
-};
-
struct rocker_fib_event_work {
struct work_struct work;
union {
@@ -2170,7 +2162,7 @@
/* Protect internal structures from changes */
rtnl_lock();
switch (fib_work->event) {
- case FIB_EVENT_ENTRY_ADD:
+ case FIB_EVENT_ENTRY_REPLACE:
err = rocker_world_fib4_add(rocker, &fib_work->fen_info);
if (err)
rocker_world_fib4_abort(rocker);
@@ -2180,7 +2172,7 @@
rocker_world_fib4_del(rocker, &fib_work->fen_info);
fib_info_put(fib_work->fen_info.fi);
break;
- case FIB_EVENT_RULE_ADD: /* fall through */
+ case FIB_EVENT_RULE_ADD:
case FIB_EVENT_RULE_DEL:
rule = fib_work->fr_info.rule;
if (!fib4_rule_default(rule))
@@ -2212,15 +2204,30 @@
fib_work->event = event;
switch (event) {
- case FIB_EVENT_ENTRY_ADD: /* fall through */
+ case FIB_EVENT_ENTRY_REPLACE:
case FIB_EVENT_ENTRY_DEL:
+ if (info->family == AF_INET) {
+ struct fib_entry_notifier_info *fen_info = ptr;
+
+ if (fen_info->fi->fib_nh_is_v6) {
+ NL_SET_ERR_MSG_MOD(info->extack, "IPv6 gateway with IPv4 route is not supported");
+ kfree(fib_work);
+ return notifier_from_errno(-EINVAL);
+ }
+ if (fen_info->fi->nh) {
+ NL_SET_ERR_MSG_MOD(info->extack, "IPv4 route with nexthop objects is not supported");
+ kfree(fib_work);
+ return notifier_from_errno(-EINVAL);
+ }
+ }
+
memcpy(&fib_work->fen_info, ptr, sizeof(fib_work->fen_info));
/* Take referece on fib_info to prevent it from being
* freed while work is queued. Release it afterwards.
*/
fib_info_hold(fib_work->fen_info.fi);
break;
- case FIB_EVENT_RULE_ADD: /* fall through */
+ case FIB_EVENT_RULE_ADD:
case FIB_EVENT_RULE_DEL:
memcpy(&fib_work->fr_info, ptr, sizeof(fib_work->fr_info));
fib_rule_get(fib_work->fr_info.rule);
@@ -2602,7 +2609,6 @@
rocker_port_dev_addr_init(rocker_port);
dev->netdev_ops = &rocker_port_netdev_ops;
dev->ethtool_ops = &rocker_port_ethtool_ops;
- dev->switchdev_ops = &rocker_port_switchdev_ops;
netif_tx_napi_add(dev, &rocker_port->napi_tx, rocker_port_poll_tx,
NAPI_POLL_WEIGHT);
netif_napi_add(dev, &rocker_port->napi_rx, rocker_port_poll_rx,
@@ -2713,6 +2719,19 @@
return dev->netdev_ops == &rocker_port_netdev_ops;
}
+static int
+rocker_switchdev_port_attr_set_event(struct net_device *netdev,
+ struct switchdev_notifier_port_attr_info *port_attr_info)
+{
+ int err;
+
+ err = rocker_port_attr_set(netdev, port_attr_info->attr,
+ port_attr_info->trans);
+
+ port_attr_info->handled = true;
+ return notifier_from_errno(err);
+}
+
struct rocker_switchdev_event_work {
struct work_struct work;
struct switchdev_notifier_fdb_info fdb_info;
@@ -2728,8 +2747,9 @@
info.addr = recv_info->addr;
info.vid = recv_info->vid;
+ info.offloaded = true;
call_switchdev_notifiers(SWITCHDEV_FDB_OFFLOADED,
- rocker_port->dev, &info.info);
+ rocker_port->dev, &info.info, NULL);
}
static void rocker_switchdev_event_work(struct work_struct *work)
@@ -2781,6 +2801,9 @@
if (!rocker_port_dev_check(dev))
return NOTIFY_DONE;
+ if (event == SWITCHDEV_PORT_ATTR_SET)
+ return rocker_switchdev_port_attr_set_event(dev, ptr);
+
rocker_port = netdev_priv(dev);
switchdev_work = kzalloc(sizeof(*switchdev_work), GFP_ATOMIC);
if (WARN_ON(!switchdev_work))
@@ -2791,11 +2814,16 @@
switchdev_work->event = event;
switch (event) {
- case SWITCHDEV_FDB_ADD_TO_DEVICE: /* fall through */
+ case SWITCHDEV_FDB_ADD_TO_DEVICE:
case SWITCHDEV_FDB_DEL_TO_DEVICE:
memcpy(&switchdev_work->fdb_info, ptr,
sizeof(switchdev_work->fdb_info));
switchdev_work->fdb_info.addr = kzalloc(ETH_ALEN, GFP_ATOMIC);
+ if (unlikely(!switchdev_work->fdb_info.addr)) {
+ kfree(switchdev_work);
+ return NOTIFY_BAD;
+ }
+
ether_addr_copy((u8 *)switchdev_work->fdb_info.addr,
fdb_info->addr);
/* Take a reference on the rocker device */
@@ -2811,12 +2839,56 @@
return NOTIFY_DONE;
}
+static int
+rocker_switchdev_port_obj_event(unsigned long event, struct net_device *netdev,
+ struct switchdev_notifier_port_obj_info *port_obj_info)
+{
+ int err = -EOPNOTSUPP;
+
+ switch (event) {
+ case SWITCHDEV_PORT_OBJ_ADD:
+ err = rocker_port_obj_add(netdev, port_obj_info->obj,
+ port_obj_info->trans);
+ break;
+ case SWITCHDEV_PORT_OBJ_DEL:
+ err = rocker_port_obj_del(netdev, port_obj_info->obj);
+ break;
+ }
+
+ port_obj_info->handled = true;
+ return notifier_from_errno(err);
+}
+
+static int rocker_switchdev_blocking_event(struct notifier_block *unused,
+ unsigned long event, void *ptr)
+{
+ struct net_device *dev = switchdev_notifier_info_to_dev(ptr);
+
+ if (!rocker_port_dev_check(dev))
+ return NOTIFY_DONE;
+
+ switch (event) {
+ case SWITCHDEV_PORT_OBJ_ADD:
+ case SWITCHDEV_PORT_OBJ_DEL:
+ return rocker_switchdev_port_obj_event(event, dev, ptr);
+ case SWITCHDEV_PORT_ATTR_SET:
+ return rocker_switchdev_port_attr_set_event(dev, ptr);
+ }
+
+ return NOTIFY_DONE;
+}
+
static struct notifier_block rocker_switchdev_notifier = {
.notifier_call = rocker_switchdev_event,
};
+static struct notifier_block rocker_switchdev_blocking_notifier = {
+ .notifier_call = rocker_switchdev_blocking_event,
+};
+
static int rocker_probe(struct pci_dev *pdev, const struct pci_device_id *id)
{
+ struct notifier_block *nb;
struct rocker *rocker;
int err;
@@ -2836,17 +2908,17 @@
goto err_pci_request_regions;
}
- err = pci_set_dma_mask(pdev, DMA_BIT_MASK(64));
+ err = dma_set_mask(&pdev->dev, DMA_BIT_MASK(64));
if (!err) {
- err = pci_set_consistent_dma_mask(pdev, DMA_BIT_MASK(64));
+ err = dma_set_coherent_mask(&pdev->dev, DMA_BIT_MASK(64));
if (err) {
- dev_err(&pdev->dev, "pci_set_consistent_dma_mask failed\n");
+ dev_err(&pdev->dev, "dma_set_coherent_mask failed\n");
goto err_pci_set_dma_mask;
}
} else {
- err = pci_set_dma_mask(pdev, DMA_BIT_MASK(32));
+ err = dma_set_mask(&pdev->dev, DMA_BIT_MASK(32));
if (err) {
- dev_err(&pdev->dev, "pci_set_dma_mask failed\n");
+ dev_err(&pdev->dev, "dma_set_mask failed\n");
goto err_pci_set_dma_mask;
}
}
@@ -2922,7 +2994,7 @@
* the device, so no need to pass a callback.
*/
rocker->fib_nb.notifier_call = rocker_router_fib_event;
- err = register_fib_notifier(&rocker->fib_nb, NULL);
+ err = register_fib_notifier(&init_net, &rocker->fib_nb, NULL, NULL);
if (err)
goto err_register_fib_notifier;
@@ -2932,6 +3004,13 @@
goto err_register_switchdev_notifier;
}
+ nb = &rocker_switchdev_blocking_notifier;
+ err = register_switchdev_blocking_notifier(nb);
+ if (err) {
+ dev_err(&pdev->dev, "Failed to register switchdev blocking notifier\n");
+ goto err_register_switchdev_blocking_notifier;
+ }
+
rocker->hw.id = rocker_read64(rocker, SWITCH_ID);
dev_info(&pdev->dev, "Rocker switch with id %*phN\n",
@@ -2939,8 +3018,10 @@
return 0;
+err_register_switchdev_blocking_notifier:
+ unregister_switchdev_notifier(&rocker_switchdev_notifier);
err_register_switchdev_notifier:
- unregister_fib_notifier(&rocker->fib_nb);
+ unregister_fib_notifier(&init_net, &rocker->fib_nb);
err_register_fib_notifier:
rocker_remove_ports(rocker);
err_probe_ports:
@@ -2970,9 +3051,13 @@
static void rocker_remove(struct pci_dev *pdev)
{
struct rocker *rocker = pci_get_drvdata(pdev);
+ struct notifier_block *nb;
+
+ nb = &rocker_switchdev_blocking_notifier;
+ unregister_switchdev_blocking_notifier(nb);
unregister_switchdev_notifier(&rocker_switchdev_notifier);
- unregister_fib_notifier(&rocker->fib_nb);
+ unregister_fib_notifier(&init_net, &rocker->fib_nb);
rocker_remove_ports(rocker);
rocker_write32(rocker, CONTROL, ROCKER_CONTROL_RESET);
destroy_workqueue(rocker->rocker_owq);
@@ -3017,9 +3102,10 @@
struct rocker_port *port;
};
-static int rocker_lower_dev_walk(struct net_device *lower_dev, void *_data)
+static int rocker_lower_dev_walk(struct net_device *lower_dev,
+ struct netdev_nested_priv *priv)
{
- struct rocker_walk_data *data = _data;
+ struct rocker_walk_data *data = (struct rocker_walk_data *)priv->data;
int ret = 0;
if (rocker_port_dev_check_under(lower_dev, data->rocker)) {
@@ -3033,6 +3119,7 @@
struct rocker_port *rocker_port_dev_lower_find(struct net_device *dev,
struct rocker *rocker)
{
+ struct netdev_nested_priv priv;
struct rocker_walk_data data;
if (rocker_port_dev_check_under(dev, rocker))
@@ -3040,7 +3127,8 @@
data.rocker = rocker;
data.port = NULL;
- netdev_walk_all_lower_dev(dev, rocker_lower_dev_walk, &data);
+ priv.data = (void *)&data;
+ netdev_walk_all_lower_dev(dev, rocker_lower_dev_walk, &priv);
return data.port;
}
--
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