linux/drivers/net
Vladimir Oltean f4cfcfbdf0 net: dsa: sja1105: Fix link speed not working at 100 Mbps and below
The hardware values for link speed are held in the sja1105_speed_t enum.
However they do not increase in the order that sja1105_get_speed_cfg was
iterating over them (basically from SJA1105_SPEED_AUTO - 0 - to
SJA1105_SPEED_1000MBPS - 1 - skipping the other two).

Another bug is that the code in sja1105_adjust_port_config relies on the
fact that an invalid link speed is detected by sja1105_get_speed_cfg and
returned as -EINVAL.  However storing this into an enum that only has
positive members will cast it into an unsigned value, and it will miss
the negative check.

So take the simplest approach and remove the sja1105_get_speed_cfg
function and replace it with a simple switch-case statement.

Fixes: 8aa9ebccae ("net: dsa: Introduce driver for NXP SJA1105 5-port L2 switch")
Signed-off-by: Vladimir Oltean <olteanv@gmail.com>
Suggested-by: Andrew Lunn <andrew@lunn.ch>
Reviewed-by: Andrew Lunn <andrew@lunn.ch>
Signed-off-by: David S. Miller <davem@davemloft.net>
2019-06-04 11:51:57 -07:00
..
appletalk treewide: Add SPDX license identifier - Makefile/Kconfig 2019-05-21 10:50:46 +02:00
arcnet treewide: Add SPDX license identifier - Makefile/Kconfig 2019-05-21 10:50:46 +02:00
bonding Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/net 2019-05-30 21:11:22 -07:00
caif treewide: Add SPDX license identifier - Makefile/Kconfig 2019-05-21 10:50:46 +02:00
can treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 13 2019-05-21 11:28:45 +02:00
dsa net: dsa: sja1105: Fix link speed not working at 100 Mbps and below 2019-06-04 11:51:57 -07:00
ethernet net: ethernet: mediatek: Use NET_IP_ALIGN to judge if HW RX_2BYTE_OFFSET is enabled 2019-06-03 15:04:07 -07:00
fddi Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/net 2019-05-22 08:28:16 -07:00
fjes
hamradio treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 69 2019-05-24 17:36:47 +02:00
hippi treewide: Add SPDX license identifier - Makefile/Kconfig 2019-05-21 10:50:46 +02:00
hyperv netvsc: unshare skb in VF rx handler 2019-05-30 11:12:21 -07:00
ieee802154 treewide: Add SPDX license identifier - Makefile/Kconfig 2019-05-21 10:50:46 +02:00
ipvlan treewide: Add SPDX license identifier - Makefile/Kconfig 2019-05-21 10:50:46 +02:00
netdevsim netdevsim: Make nsim_num_vf static 2019-05-05 10:48:45 -07:00
phy net: phylink: avoid reducing support mask 2019-06-04 11:43:24 -07:00
plip treewide: Add SPDX license identifier - Makefile/Kconfig 2019-05-21 10:50:46 +02:00
ppp SPDX update for 5.2-rc2, round 1 2019-05-21 12:33:38 -07:00
slip treewide: Add SPDX license identifier - Makefile/Kconfig 2019-05-21 10:50:46 +02:00
team treewide: Add SPDX license identifier - Makefile/Kconfig 2019-05-21 10:50:46 +02:00
usb Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/net 2019-05-22 08:28:16 -07:00
vmxnet3
wan treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 61 2019-05-24 17:36:45 +02:00
wimax treewide: Add SPDX license identifier - Makefile/Kconfig 2019-05-21 10:50:46 +02:00
wireless treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 106 2019-05-24 17:39:01 +02:00
xen-netback treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 13 2019-05-21 11:28:45 +02:00
dummy.c treewide: Add SPDX license identifier for more missed files 2019-05-21 10:50:45 +02:00
eql.c
geneve.c
gtp.c genetlink: optionally validate strictly/dumps 2019-04-27 17:07:22 -04:00
ifb.c
Kconfig treewide: Add SPDX license identifier - Makefile/Kconfig 2019-05-21 10:50:46 +02:00
LICENSE.SRC
loopback.c net: loopback: use generic helper to report timestamping info 2019-04-12 16:26:37 -07:00
macsec.c genetlink: optionally validate strictly/dumps 2019-04-27 17:07:22 -04:00
macvlan.c macvlan: Mark expected switch fall-through 2019-05-20 11:37:41 -07:00
macvtap.c treewide: Add SPDX license identifier for more missed files 2019-05-21 10:50:45 +02:00
Makefile net: Always descend into dsa/ 2019-05-14 15:20:11 -07:00
mdio.c
mii.c
net_failover.c
netconsole.c
nlmon.c treewide: Add SPDX license identifier for more missed files 2019-05-21 10:50:45 +02:00
ntb_netdev.c
rionet.c
sb1000.c sb1000: fix variable set but not used warnings 2019-04-18 17:06:15 -07:00
Space.c
sungem_phy.c treewide: Add SPDX license identifier for more missed files 2019-05-21 10:50:45 +02:00
tap.c treewide: Add SPDX license identifier for more missed files 2019-05-21 10:50:45 +02:00
thunderbolt.c net: thunderbolt: Unregister ThunderboltIP protocol handler when suspending 2019-04-18 11:18:51 +03:00
tun.c tuntap: synchronize through tfiles array instead of tun->numqueues 2019-05-09 09:21:42 -07:00
veth.c treewide: Add SPDX license identifier for more missed files 2019-05-21 10:50:45 +02:00
virtio_net.c treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 13 2019-05-21 11:28:45 +02:00
vrf.c Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/net 2019-04-25 23:52:29 -04:00
vsockmon.c treewide: Add SPDX license identifier for more missed files 2019-05-21 10:50:45 +02:00
vxlan.c
xen-netfront.c xen-netfront: mark expected switch fall-through 2019-04-16 21:03:02 -07:00