[RFC net-next 18/28] cxgb3: use ndo_siocdevprivate
From: Arnd Bergmann <arnd@kernel.org>
Date: 2020-11-06 22:18:52
Also in:
bridge, linux-hams, linux-wireless, lkml
Subsystem:
cxgb3 ethernet driver (cxgb3), networking drivers, the rest · Maintainers:
Potnuri Bharat Teja, Andrew Lunn, "David S. Miller", Eric Dumazet, Jakub Kicinski, Paolo Abeni, Linus Torvalds
From: Arnd Bergmann <arnd@arndb.de> cxgb3 has a private multiplexor that works correctly in compat mode, split out the siocdevprivate callback from do_ioctl for simplification. Signed-off-by: Arnd Bergmann <arnd@arndb.de> --- drivers/net/ethernet/chelsio/cxgb3/cxgb3_main.c | 12 ++++++++---- 1 file changed, 8 insertions(+), 4 deletions(-)
diff --git a/drivers/net/ethernet/chelsio/cxgb3/cxgb3_main.c b/drivers/net/ethernet/chelsio/cxgb3/cxgb3_main.c
index 84ad7261e243..c79a70d370bd 100644
--- a/drivers/net/ethernet/chelsio/cxgb3/cxgb3_main.c
+++ b/drivers/net/ethernet/chelsio/cxgb3/cxgb3_main.c@@ -2135,13 +2135,18 @@ static int in_range(int val, int lo, int hi) return val < 0 || (val <= hi && val >= lo); } -static int cxgb_extension_ioctl(struct net_device *dev, void __user *useraddr) +static int cxgb_siocdevprivate(struct net_device *dev, + struct ifreq *ifreq, + void __user *useraddr, + int cmd) { struct port_info *pi = netdev_priv(dev); struct adapter *adapter = pi->adapter; - u32 cmd; int ret; + if (cmd != SIOCCHIOCTL) + return -EOPNOTSUPP; + if (copy_from_user(&cmd, useraddr, sizeof(cmd))) return -EFAULT;
@@ -2546,8 +2551,6 @@ static int cxgb_ioctl(struct net_device *dev, struct ifreq *req, int cmd) fallthrough; case SIOCGMIIPHY: return mdio_mii_ioctl(&pi->phy.mdio, data, cmd); - case SIOCCHIOCTL: - return cxgb_extension_ioctl(dev, req->ifr_data); default: return -EOPNOTSUPP; }
@@ -3181,6 +3184,7 @@ static const struct net_device_ops cxgb_netdev_ops = { .ndo_validate_addr = eth_validate_addr, .ndo_set_rx_mode = cxgb_set_rxmode, .ndo_do_ioctl = cxgb_ioctl, + .ndo_siocdevprivate = cxgb_siocdevprivate, .ndo_change_mtu = cxgb_change_mtu, .ndo_set_mac_address = cxgb_set_mac_addr, .ndo_fix_features = cxgb_fix_features,
--
2.27.0