mirror of
https://mirrors.bfsu.edu.cn/git/linux.git
synced 2024-11-16 08:44:21 +08:00
6ca80638b9
Use more inclusive terms throughout the DSA subsystem by moving away from "master" which is replaced by "conduit" and "slave" which is replaced by "user". No functional changes. Acked-by: Rob Herring <robh@kernel.org> Acked-by: Stephen Hemminger <stephen@networkplumber.org> Reviewed-by: Vladimir Oltean <vladimir.oltean@nxp.com> Signed-off-by: Florian Fainelli <florian.fainelli@broadcom.com> Link: https://lore.kernel.org/r/20231023181729.1191071-2-florian.fainelli@broadcom.com Signed-off-by: Jakub Kicinski <kuba@kernel.org>
49 lines
1.3 KiB
C
49 lines
1.3 KiB
C
/* SPDX-License-Identifier: GPL-2.0-or-later */
|
|
/*
|
|
* include/net/dsa_stubs.h - Stubs for the Distributed Switch Architecture framework
|
|
*/
|
|
|
|
#include <linux/mutex.h>
|
|
#include <linux/netdevice.h>
|
|
#include <linux/net_tstamp.h>
|
|
#include <net/dsa.h>
|
|
|
|
#if IS_ENABLED(CONFIG_NET_DSA)
|
|
|
|
extern const struct dsa_stubs *dsa_stubs;
|
|
|
|
struct dsa_stubs {
|
|
int (*conduit_hwtstamp_validate)(struct net_device *dev,
|
|
const struct kernel_hwtstamp_config *config,
|
|
struct netlink_ext_ack *extack);
|
|
};
|
|
|
|
static inline int dsa_conduit_hwtstamp_validate(struct net_device *dev,
|
|
const struct kernel_hwtstamp_config *config,
|
|
struct netlink_ext_ack *extack)
|
|
{
|
|
if (!netdev_uses_dsa(dev))
|
|
return 0;
|
|
|
|
/* rtnl_lock() is a sufficient guarantee, because as long as
|
|
* netdev_uses_dsa() returns true, the dsa_core module is still
|
|
* registered, and so, dsa_unregister_stubs() couldn't have run.
|
|
* For netdev_uses_dsa() to start returning false, it would imply that
|
|
* dsa_conduit_teardown() has executed, which requires rtnl_lock().
|
|
*/
|
|
ASSERT_RTNL();
|
|
|
|
return dsa_stubs->conduit_hwtstamp_validate(dev, config, extack);
|
|
}
|
|
|
|
#else
|
|
|
|
static inline int dsa_conduit_hwtstamp_validate(struct net_device *dev,
|
|
const struct kernel_hwtstamp_config *config,
|
|
struct netlink_ext_ack *extack)
|
|
{
|
|
return 0;
|
|
}
|
|
|
|
#endif
|