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2023-10-24net: dsa: Use conduit and user termsFlorian Fainelli
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>
2023-10-03net: dsa: propagate extack to ds->ops->port_hsr_join()Vladimir Oltean
Drivers can provide meaningful error messages which state a reason why they can't perform an offload, and dsa_slave_changeupper() already has the infrastructure to propagate these over netlink rather than printing to the kernel log. So pass the extack argument and modify the xrs700x driver's port_hsr_join() prototype. Also take the opportunity and use the extack for the 2 -EOPNOTSUPP cases from xrs700x_hsr_join(). Signed-off-by: Vladimir Oltean <vladimir.oltean@nxp.com> Signed-off-by: Lukasz Majewski <lukma@denx.de> Reviewed-by: Florian Fainelli <florian.fainelli@broadcom.com> Reviewed-by: Vladimir Oltean <vladimir.oltean@nxp.com> Signed-off-by: Paolo Abeni <pabeni@redhat.com>
2023-04-03net: dsa: make dsa_port_supports_hwtstamp() construct a fake ifreqVladimir Oltean
dsa_master_ioctl() is in the process of getting converted to a different API, where we won't have access to a struct ifreq * anymore, but rather, to a struct kernel_hwtstamp_config. Since ds->ops->port_hwtstamp_get() still uses struct ifreq *, this creates a difficult situation where we have to make up such a dummy pointer. The conversion is a bit messy, because it forces a "good" implementation of ds->ops->port_hwtstamp_get() to return -EFAULT in copy_to_user() because of the NULL ifr->ifr_data pointer. However, it works, and it is only a transient step until ds->ops->port_hwtstamp_get() gets converted to the new API which passes struct kernel_hwtstamp_config and does not call copy_to_user(). Signed-off-by: Vladimir Oltean <vladimir.oltean@nxp.com> Reviewed-by: Florian Fainelli <f.fainelli@gmail.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2022-11-22net: dsa: move headers exported by port.c to port.hVladimir Oltean
Minimize the use of the bloated dsa_priv.h by moving the prototypes exported by port.c to their own header file. Signed-off-by: Vladimir Oltean <vladimir.oltean@nxp.com> Reviewed-by: Florian Fainelli <f.fainelli@gmail.com> Signed-off-by: Jakub Kicinski <kuba@kernel.org>