Sebastian Siewior [Wed, 24 Apr 2013 08:48:22 +0000 (08:48 +0000)]
net/ti: add MODULE_DEVICE_TABLE + MODULE_LICENSE
If compiled as modules each one of these modules is missing something.
With this patch the modules are loaded on demand and don't taint the
kernel due to license issues.
Signed-off-by: Sebastian Andrzej Siewior <bigeasy@linutronix.de>
Acked-by: Mugunthan V N <mugunthanvnm@ti.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Sebastian Siewior [Tue, 23 Apr 2013 07:31:39 +0000 (07:31 +0000)]
net/cpsw: redo rx skb allocation in rx path
In case that we run into OOM during the allocation of the new rx-skb we
don't get one and we have one skb less than we used to have. If this
continues to happen then we end up with no rx-skbs at all.
This patch changes the following:
- if we fail to allocate the new skb, then we treat the currently
completed skb as the new one and so drop the currently received data.
- instead of testing multiple times if the device is gone we rely one
the status field which is set to -ENOSYS in case the channel is going
down and incomplete requests are purged.
cpdma_chan_stop() removes most of the packages with -ENOSYS. The
currently active packet which is removed has the "tear down" bit set.
So if that bit is set, we send ENOSYS as well otherwise we pass the
status bits which are required to figure out which of the two possible
just finished.
Acked-by: Mugunthan V N <mugunthanvnm@ti.com>
Signed-off-by: Sebastian Andrzej Siewior <bigeasy@linutronix.de>
Signed-off-by: David S. Miller <davem@davemloft.net>
Sebastian Siewior [Tue, 23 Apr 2013 07:31:38 +0000 (07:31 +0000)]
net/davinci_cpdma: remove unused argument in cpdma_chan_submit()
The gfp_mask argument is not used in cpdma_chan_submit() and always set
to GFP_KERNEL even in atomic sections. This patch drops it since it is
unused.
Acked-by: Mugunthan V N <mugunthanvnm@ti.com>
Signed-off-by: Sebastian Andrzej Siewior <bigeasy@linutronix.de>
Signed-off-by: David S. Miller <davem@davemloft.net>
Sebastian Siewior [Tue, 23 Apr 2013 07:31:37 +0000 (07:31 +0000)]
net/cpsw: don't rely only on netif_running() to check which device is active
netif_running() reports false before the ->ndo_stop() callback is
called. That means if one executes "ifconfig down" and the system
receives an interrupt before the interrupt source has been disabled we
hang for always for two reasons:
- we never disable the interrupt source because devices claim to be
already inactive and don't feel responsible.
- since the ISR always reports IRQ_HANDLED the line is never deactivated
because it looks like the ISR feels responsible.
This patch changes the logic in the ISR a little:
- If none of the status registers reports an active source (RX or TX,
misc is ignored because it is not actived) we leave with IRQ_NONE.
- the interrupt is deactivated
- The first active network device is taken and napi is scheduled. If
none are active (a small race window between ndo_down() and the
interrupt the) then we leave and should not come back because the
source is off.
There is no need to schedule the second NAPI because both share the
same dma queue.
Signed-off-by: Sebastian Andrzej Siewior <bigeasy@linutronix.de>
Acked-by: Mugunthan V N <mugunthanvnm@ti.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Sebastian Siewior [Tue, 23 Apr 2013 07:31:36 +0000 (07:31 +0000)]
net/cpsw: don't continue if we miss to allocate rx skbs
if during "ifconfig up" we run out of mem we continue regardless how
many skbs we got. In worst case we have zero RX skbs and can't ever
receive further packets since the RX skbs are never reallocated. If
cpdma_chan_submit() fails we even leak the skb.
This patch changes the behavior here:
If we fail to allocate an skb during bring up we don't continue and
report that error. Same goes for errors from cpdma_chan_submit().
While here I changed to __netdev_alloc_skb_ip_align() so GFP_KERNEL can
be used.
Signed-off-by: Sebastian Andrzej Siewior <bigeasy@linutronix.de>
Acked-by: Mugunthan V N <mugunthanvnm@ti.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Sebastian Siewior [Tue, 23 Apr 2013 07:31:35 +0000 (07:31 +0000)]
net/davinci_cpdma: don't check for jiffies with interrupts
__cpdma_chan_process() holds the lock with interrupts off (and its
caller as well), same goes for cpdma_ctlr_start(). With interrupts off,
jiffies will not make any progress and if the wait condition never gets
true we wait for ever.
Tgis patch adds a a simple udelay and counting down attempt.
Acked-by: Mugunthan V N <mugunthanvnm@ti.com>
Signed-off-by: Sebastian Andrzej Siewior <bigeasy@linutronix.de>
Signed-off-by: David S. Miller <davem@davemloft.net>
Chen Gang [Mon, 22 Apr 2013 20:45:42 +0000 (20:45 +0000)]
net: ipv4: typo issue, remove erroneous semicolon
Need remove erroneous semicolon, which is found by EXTRA_CFLAGS=-W,
the related commit number:
c54419321455631079c7d6e60bc732dd0c5914c5
("GRE: Refactor GRE tunneling code")
Signed-off-by: Chen Gang <gang.chen@asianux.com>
Acked-by: Pravin B Shelar <pshelar@nicira.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Bhanu Prakash Gollapudi [Mon, 22 Apr 2013 19:22:30 +0000 (19:22 +0000)]
bnx2x, bnx2fc: Use per port max exchange resources
The firmware supports a maximum of 4K FCoE exchanges. In 4-port devices,
or when working in multi-function mode, this resource needs to be distributed
between the various possible FCoE functions.
This information needs to be calculated by bnx2x and propagated into bnx2fc
via cnic. bnx2fc can then use this value to calculate corresponding xid
resources instead of using global constants.
Signed-off-by: Bhanu Prakash Gollapudi <bprakash@broadcom.com>
Signed-off-by: Michael Chan <mchan@broadcom.com>
Signed-off-by: Yuval Mintz <yuvalmin@broadcom.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Jim Baxter [Fri, 19 Apr 2013 08:10:49 +0000 (08:10 +0000)]
net: fec: Enable imx6 enet checksum acceleration.
Enables hardware generation of IP header and
protocol specific checksums for transmitted
packets.
Enabled hardware discarding of received packets with
invalid IP header or protocol specific checksums.
The feature is enabled by default but can be
enabled/disabled by ethtool.
Signed-off-by: Fugang Duan <B38611@freescale.com>
Signed-off-by: Jim Baxter <jim_baxter@mentor.com>
Reviewed-by: Ben Hutchings <bhutchings@solarflare.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Dan Carpenter [Thu, 25 Apr 2013 07:44:20 +0000 (10:44 +0300)]
net: calxedaxgmac: fix condition in xgmac_set_features()
The "changed" variable should be a 64 bit type, otherwise it can't store
all the features. The way the code is now the test for whether
NETIF_F_RXCSUM changed is always false and we return immediately.
Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Pravin B Shelar [Tue, 23 Apr 2013 07:48:48 +0000 (07:48 +0000)]
openvswitch: Use parallel_ops genl.
OVS locking was recently changed to have private OVS lock which
simplified overall locking. Therefore there is no need to have
another global genl lock to protect OVS data structures. Following
patch uses of parallel_ops genl family for OVS. This also allows
more granual OVS locking using ovs_mutex for protecting OVS data
structures, which gives more concurrencey. E.g multiple genl
operations OVS_PACKET_CMD_EXECUTE can run in parallel, etc.
Signed-off-by: Pravin B Shelar <pshelar@nicira.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Pravin B Shelar [Tue, 23 Apr 2013 07:48:30 +0000 (07:48 +0000)]
genl: Allow concurrent genl callbacks.
All genl callbacks are serialized by genl-mutex. This can become
bottleneck in multi threaded case.
Following patch adds an parameter to genl_family so that a
particular family can get concurrent netlink callback without
genl_lock held.
New rw-sem is used to protect genl callback from genl family unregister.
in case of parallel_ops genl-family read-lock is taken for callbacks and
write lock is taken for register or unregistration for any family.
In case of locked genl family semaphore and gel-mutex is locked for
any openration.
Signed-off-by: Pravin B Shelar <pshelar@nicira.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Wu Fengguang [Fri, 19 Apr 2013 17:10:45 +0000 (17:10 +0000)]
irda: irlmp_reasons[] can be static
Signed-off-by: Fengguang Wu <fengguang.wu@intel.com>
Acked-by: Dan Carpenter <dan.carpenter@oracle.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Eric Dumazet [Mon, 22 Apr 2013 14:31:34 +0000 (14:31 +0000)]
net: remove redundant code in dev_hard_start_xmit()
This reverts commit
068a2de57ddf4f4 (net: release dst entry while
cache-hot for GSO case too)
Before GSO packet segmentation, we already take care of skb->dst if it
can be released.
There is no point adding extra test for every segment in the gso loop.
Signed-off-by: Eric Dumazet <edumazet@google.com>
Cc: Krishna Kumar <krkumar2@in.ibm.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Daniel Borkmann [Fri, 19 Apr 2013 06:12:29 +0000 (06:12 +0000)]
packet: account statistics only in tpacket_stats_u
Currently, packet_sock has a struct tpacket_stats stats member for
TPACKET_V1 and TPACKET_V2 statistic accounting, and with TPACKET_V3
``union tpacket_stats_u stats_u'' was introduced, where however only
statistics for TPACKET_V3 are held, and when copied to user space,
TPACKET_V3 does some hackery and access also tpacket_stats' stats,
although everything could have been done within the union itself.
Unify accounting within the tpacket_stats_u union so that we can
remove 8 bytes from packet_sock that are there unnecessary. Note that
even if we switch to TPACKET_V3 and would use non mmap(2)ed option,
this still works due to the union with same types + offsets, that are
exposed to the user space.
Signed-off-by: Daniel Borkmann <dborkman@redhat.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Daniel Borkmann [Fri, 19 Apr 2013 06:12:28 +0000 (06:12 +0000)]
packet: reorder a member in packet_ring_buffer
There's a 4 byte hole in packet_ring_buffer structure before
prb_bdqc, that can be filled with 'pending' member, thus we can
reduce the overall structure size from 224 bytes to 216 bytes.
This also has the side-effect, that in struct packet_sock 2*4 byte
holes after the embedded packet_ring_buffer members are removed,
and overall, packet_sock can be reduced by 1 cacheline:
Before: size: 1344, cachelines: 21, members: 24
After: size: 1280, cachelines: 20, members: 24
Signed-off-by: Daniel Borkmann <dborkman@redhat.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
David S. Miller [Thu, 25 Apr 2013 05:22:53 +0000 (01:22 -0400)]
Merge branch 'af_packet-timestamp'
Daniel Borkmann says:
====================
This is a joint effort with Willem to bring optional i) tx hw/sw
timestamping into PF_PACKET, that was reported by Paul Chavent,
and ii) to expose the type of timestamp to the user, which is in
the current situation not possible to distinguish with the RX_RING
and TX_RING API (but distinguishable through the normal timestamping
API), reported by Richard Cochran. This set is based on top of
``packet: account statistics only in tpacket_stats_u''. Related
discussion can be found in: http://patchwork.ozlabs.org/patch/238125/
====================
Signed-off-by: David S. Miller <davem@davemloft.net>
Daniel Borkmann [Tue, 23 Apr 2013 00:39:32 +0000 (00:39 +0000)]
packet: doc: update timestamping part
Bring the timestamping section in sync with the implementation.
Signed-off-by: Daniel Borkmann <dborkman@redhat.com>
Acked-by: Willem de Bruijn <willemb@google.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Daniel Borkmann [Tue, 23 Apr 2013 00:39:31 +0000 (00:39 +0000)]
packet: if hw/sw ts enabled in rx/tx ring, report which ts we got
Currently, there is no way to find out which timestamp is reported in
tpacket{,2,3}_hdr's tp_sec, tp_{n,u}sec members. It can be one of
SOF_TIMESTAMPING_SYS_HARDWARE, SOF_TIMESTAMPING_RAW_HARDWARE,
SOF_TIMESTAMPING_SOFTWARE, or a fallback variant late call from the
PF_PACKET code in software.
Therefore, report in the tp_status member of the ring buffer which
timestamp has been reported for RX and TX path. This should not break
anything for the following reasons: i) in RX ring path, the user needs
to test for tp_status & TP_STATUS_USER, and later for other flags as
well such as TP_STATUS_VLAN_VALID et al, so adding other flags will
do no harm; ii) in TX ring path, time stamps with PACKET_TIMESTAMP
socketoption are not available resp. had no effect except that the
application setting this is buggy. Next to TP_STATUS_AVAILABLE, the
user also should check for other flags such as TP_STATUS_WRONG_FORMAT
to reclaim frames to the application. Thus, in case TX ts are turned
off (default case), nothing happens to the application logic, and in
case we want to use this new feature, we now can also check which of
the ts source is reported in the status field as provided in the docs.
Reported-by: Richard Cochran <richardcochran@gmail.com>
Signed-off-by: Daniel Borkmann <dborkman@redhat.com>
Acked-by: Willem de Bruijn <willemb@google.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Daniel Borkmann [Tue, 23 Apr 2013 00:39:30 +0000 (00:39 +0000)]
packet: minor: convert status bits into shifting format
This makes it more readable and clearer what bits are still free to
use. The compiler reduces this to a constant for us anyway.
Signed-off-by: Daniel Borkmann <dborkman@redhat.com>
Acked-by: Willem de Bruijn <willemb@google.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Daniel Borkmann [Tue, 23 Apr 2013 00:39:29 +0000 (00:39 +0000)]
packet: enable hardware tx timestamping on tpacket ring
Currently, we only have software timestamping for the TX ring buffer
path, but this limitation stems rather from the implementation. By
just reusing tpacket_get_timestamp(), we can also allow hardware
timestamping just as in the RX path.
Signed-off-by: Daniel Borkmann <dborkman@redhat.com>
Acked-by: Willem de Bruijn <willemb@google.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Willem de Bruijn [Tue, 23 Apr 2013 00:39:28 +0000 (00:39 +0000)]
packet: tx timestamping on tpacket ring
When transmit timestamping is enabled at the socket level, record a
timestamp on packets written to a PACKET_TX_RING. Tx timestamps are
always looped to the application over the socket error queue. Software
timestamps are also written back into the packet frame header in the
packet ring.
Reported-by: Paul Chavent <paul.chavent@onera.fr>
Signed-off-by: Willem de Bruijn <willemb@google.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
David S. Miller [Thu, 25 Apr 2013 04:55:27 +0000 (00:55 -0400)]
Merge branch 'master' of git://git./linux/kernel/git/jkirsher/net-next
Jeff Kirsher says:
====================
This series contains updates to ixgbe, igb and pci.
The ixgbe changes contains a fix to a possible divide by zero by bailing
out of the ixgbe_update_itr() function if the last interrupt timeslice is
zero. In addition, support is added for the new OCP x520 adapter as well
as LX support for 82599 devices. Jacob provides a patch to change
variable wol_supported to wol_enabled to better reflect what the code
is actually doing (i.e. checking if WoL is enabled).
Alex adds SRIOV helper function to pci that will determine if a PF
has any VFs that are currently assigned to a guest.
The remaining 8 patches are against igb and contain the following changes:
* implement SERDES loopback configuration for i210 devices by unsetting
sigdetect bit, so as to fix Ethtool loopback test failure
* add support for the SMBI semaphore for I210/I211 devices
* implement the new generic pci_vfs_assigned helper function (Alex's PCI
helper function)
* display warning when link speed is downgraded due to Smartspeed
* ensure that VLAN hardware filtering remains enabled when the device is
in promiscuous mode and VT mode simultaneously
* cleanup dead code in igb
* bump the driver version
v2: updated the PCI patch to add SRIOV helper function to remove extern
from the declaration of pci_vfs_assigned in pci.h and return 0 if
SR-IOV is disabled which is inline with other PCI SR-IOV functions
====================
Signed-off-by: David S. Miller <davem@davemloft.net>
David S. Miller [Thu, 25 Apr 2013 04:53:40 +0000 (00:53 -0400)]
Merge branch 'master' of git://git./linux/kernel/git/pablo/nf-next
Pablo Neira Ayuso says:
====================
The following patchset contains fixes for recently applied
Netfilter/IPVS updates to the net-next tree, most relevantly
they are:
* Fix sparse warnings introduced in the RCU conversion, from
Julian Anastasov.
* Fix wrong endianness in the size field of IPVS sync messages,
from Simon Horman.
* Fix missing if checking in nf_xfrm_me_harder, from Dan Carpenter.
* Fix off by one access in the IPVS SCTP tracking code, again from
Dan Carpenter.
====================
Signed-off-by: David S. Miller <davem@davemloft.net>
Carolyn Wyborny [Wed, 17 Apr 2013 16:44:53 +0000 (16:44 +0000)]
igb: Bump version of driver
Signed-off-by: Carolyn Wyborny <carolyn.wyborny@intel.com>
Tested-by: Aaron Brown <aaron.f.brown@intel.com>
Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com>
Carolyn Wyborny [Tue, 16 Apr 2013 21:57:17 +0000 (21:57 +0000)]
igb: Remove id's that will not be productized for Linux.
This patch removes id defines from the hardware files that will not be
productized for Linux. These id's were not implemented for support in the
base driver itself, they were just available defines.
Signed-off-by: Carolyn Wyborny <carolyn.wyborny@intel.com>
Tested-by: Aaron Brown <aaron.f.brown@intel.com>
Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com>
Matthew Vick [Tue, 16 Apr 2013 00:53:04 +0000 (00:53 +0000)]
igb: Remove dead code path
The 82575 manual initialization scripts are not supported on 82580 and
above. Rather than call the function to immediately return, clarify the
code by removing this pointless function call.
Signed-off-by: Matthew Vick <matthew.vick@intel.com>
Tested-by: Aaron Brown <aaron.f.brown@intel.com>
Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com>
Greg Rose [Tue, 26 Mar 2013 06:19:41 +0000 (06:19 +0000)]
igb: Retain HW VLAN filtering while in promiscuous + VT mode
When using the new bridge FDB interface to allow SR-IOV virtual function
network devices to communicate with SW bridged network devices the
physical function is placed into promiscuous mode and hardware VLAN
filtering is disabled. This defeats the ability to use VLAN tagging
to isolate user networks. When the device is in promiscuous mode and
VT mode simultaneously ensure that VLAN hardware filtering remains
enabled.
Signed-off-by: Greg Rose <gregory.v.rose@intel.com>
Tested-by: Sibai Li <sibai.li@intel.com>
Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com>
Koki Sanagi [Wed, 16 Jan 2013 11:05:53 +0000 (11:05 +0000)]
igb: display a warning message when SmartSpeed works
Current igb driver doesn't tell nothing when Link Speed is downgraded due to
SmartSpeed. As a result, users suspect that there is something wrong with
NIC. If the cause of it is SmartSpeed, there is no means to replace NIC. This
patch make igb notify users that SmartSpeed worked.
Signed-off-by: Koki Sanagi <sanagi.koki@jp.fujitsu.com>
Tested-by: Aaron Brown <aaron.f.brown@intel.com>
Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com>
Alexander Duyck [Tue, 26 Mar 2013 00:03:26 +0000 (00:03 +0000)]
igb: Use pci_vfs_assigned instead of igb_vfs_are_assigned
This change makes it so that the igb driver uses the generic helper
pci_vfs_assigned instead of the igb specific function igb_vfs_are_assigned.
Signed-off-by: Alexander Duyck <alexander.h.duyck@intel.com>
Tested-by: Sibai Li <sibai.li@intel.com>
Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com>
Alexander Duyck [Thu, 25 Apr 2013 04:42:29 +0000 (04:42 +0000)]
pci: Add SRIOV helper function to determine if VFs are assigned to guest
This function is meant to add a helper function that will determine if a PF
has any VFs that are currently assigned to a guest. We currently have been
implementing this function per driver, and going forward I would like to avoid
that by making this function generic and using this helper.
v2: Removed extern from declaration of pci_vfs_assigned in pci.h and return
0 if SR-IOV is disabled with is inline with other PCI SRIOV functions.
Signed-off-by: Alexander Duyck <alexander.h.duyck@intel.com>
Acked-by: Bjorn Helgaas <bhelgaas@google.com>
Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com>
Matthew Vick [Fri, 22 Mar 2013 07:34:20 +0000 (07:34 +0000)]
igb: Add SMBI semaphore to I210/I211
It was previously thought that, since I210/I211 are single port devices,
they did not need the SMBI semaphore. This is not the case. Add support for
the SMBI semaphore.
Signed-off-by: Matthew Vick <matthew.vick@intel.com>
Tested-by: Aaron Brown <aaron.f.brown@intel.com>
Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com>
Akeem G. Abodunrin [Wed, 20 Mar 2013 08:01:40 +0000 (08:01 +0000)]
igb: SERDES loopback sigdetect bit on i210 devices
This patch implements SERDES loopback configuration for i210 devices by
unsetting sigdetect bit, so as to fix Ethtool loopback test failure. Old
sigdetect code is also simplified to take care of all devices newer than 82580
Signed-off-by: Akeem G Abodunrin <akeem.g.abodunrin@intel.com>
Tested-by: Aaron Brown <aaron.f.brown@intel.com>
Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com>
Emil Tantilov [Thu, 18 Apr 2013 08:18:55 +0000 (08:18 +0000)]
ixgbe: add WOL support for new subdevice ID
This patch adds a define and WOL support for a new subdevice ID.
Signed-off-by: Emil Tantilov <emil.s.tantilov@intel.com>
Tested-by: Phil Schmitt <phillip.j.schmitt@intel.com>
Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com>
Don Skidmore [Thu, 11 Apr 2013 06:23:34 +0000 (06:23 +0000)]
ixgbe: add SFP+ LX module support
This patch adds LX support to 82599 devices. This is an alternate patch to
the one suggested by Stefan Behte <s.behte@babiel.com>
In addition this patch includes some cleanups such as:
- removed parenthesis around "x == y ||" lines inside an if statement for
consistency.
- grouped the sx/lx sfp types along with srlr in ixgbe_get_settings() since
they all have the same supported, advertised and port values.
Signed-off-by: Don Skidmore <donald.c.skidmore@intel.com>
Signed-off-by: Emil Tantilov <emil.s.tantilov@intel.com>
Reported-by: Stefan Behte <s.behte@babiel.com>
Tested-by: Phil Schmitt <phillip.j.schmitt@intel.com>
Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com>
Jacob Keller [Sat, 13 Apr 2013 05:40:37 +0000 (05:40 +0000)]
ixgbe: rename wol_supported to more fitting wol_enabled
The variable wol_supported really is just checking whether it is enabled, rather
than whether it is supported. If it is enabled it will be supported, but this
does not necessarily hold true the other way around. This patch renames the
variable to avoid confusion.
Signed-off-by: Jacob Keller <jacob.e.keller@intel.com>
Tested-by: Phil Schmitt <phillip.j.schmitt@intel.com>
Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com>
Don Skidmore [Fri, 5 Apr 2013 05:49:34 +0000 (05:49 +0000)]
ixgbe: add driver support for x520 OCP adapter.
This patch adds support for the new OCP x520 adapter. This support
includes WoL.
Signed-off-by: Don Skidmore <donald.c.skidmore@intel.com>
Tested-by: Phil Schmitt <phillip.j.schmitt@intel.com>
Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com>
Don Skidmore [Sat, 2 Mar 2013 07:17:37 +0000 (07:17 +0000)]
ixgbe: fix possible divide by zero in ixgbe_update_itr
Protect the code by bailing out of ixgbe_update_itr() when this occurs.
The next call to ixgbe_update_itr will continue to dynamically update ITR.
Signed-of-by: Don Skidmore <donald.c.skidmore@intel.com>
Tested-by: Phil Schmitt <phillip.j.schmitt@intel.com>
Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com>
Dan Carpenter [Wed, 24 Apr 2013 05:11:51 +0000 (05:11 +0000)]
netfilter: nf_nat: missing condition in nf_xfrm_me_harder()
This if statement was accidentally dropped in (aaa795a netfilter:
nat: propagate errors from xfrm_me_harder()) so now it returns
unconditionally.
Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com>
Signed-off-by: Pablo Neira Ayuso <pablo@netfilter.org>
David S. Miller [Wed, 24 Apr 2013 23:34:12 +0000 (19:34 -0400)]
Merge branch 'qlcnic'
Jitendra Kalsaria says:
====================
This set of patches has following updates:
* Enhanced channel configuration logs by adding logs for various cases.
* Take EPORT out of reset before disabling pause frame generation in the
adapter.
* Add eSwitch statistics support in ethtool stats.
* Enable interrupt coalescing for 83xx adapter.
* Rename IRQ description.
* Added PCI_VENDOR_ID_QLOGIC, PCI_DEVICE_ID_QLOGIC_834X and PCI_DEVICE_ID_QLOGIC_824X
for the patch "qlcnic: Add identifying string for 83xx adapter" as per Francois comment.
====================
Signed-off-by: David S. Miller <davem@davemloft.net>
Shahed Shaikh [Wed, 24 Apr 2013 12:42:45 +0000 (12:42 +0000)]
qlcnic: Update version to 5.2.42
Signed-off-by: Shahed Shaikh <shahed.shaikh@qlogic.com>
Signed-off-by: Jitendra Kalsaria <jitendra.kalsaria@qlogic.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Himanshu Madhani [Wed, 24 Apr 2013 12:42:44 +0000 (12:42 +0000)]
qlcnic: Add identifying string for 83xx adapter
o Added identifying strings for 8300 Series of adapters.
o updated PCI_VENDOR_ID_QLOGIC and PCI_DEVICE_ID_824X for 8200
Series adapter.
Signed-off-by: Himanshu Madhani <himanshu.madhani@qlogic.com>
Signed-off-by: Shahed Shaikh <shahed.shaikh@qlogic.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Himanshu Madhani [Wed, 24 Apr 2013 12:42:43 +0000 (12:42 +0000)]
qlcnic: Rename the IRQ description.
Here's what modified vectors will look like
in the /proc/interrupts
MSIx INTx
-----------------------------------------
83xx qlcnic[MB]
qlcnic-ethX[Rx0]
qlcnic-ethX[Rx1]
..
qlcnic-ethX[RxN]
qlcnic-ethx[Tx0] qlcnic[MB+Tx0+Rx0]
82xx qlcnic-ethX[Rx0]
qlcnic-ethX[Rx1]
..
qlcnic-ethX[Tx0+RxN] qlcnic-ethX[Tx0+Rx0]
Signed-off-by: Himanshu Madhani <himanshu.madhani@qlogic.com>
Signed-off-by: Shahed Shaikh <shahed.shaikh@qlogic.com>
Signed-off-by: Jitendra Kalsaria <jitendra.kalsaria@qlogic.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Himanshu Madhani [Wed, 24 Apr 2013 12:42:42 +0000 (12:42 +0000)]
qlcnic: Enable Interrupt Coalescing for 83xx adapter
Enable Interrupt coalescing through ethtool on 83xx adapter.
Signed-off-by: Himanshu Madhani <himanshu.madhani@qlogic.com>
Signed-off-by: Shahed Shaikh <shahed.shaikh@qlogic.com>
Signed-off-by: Jitendra Kalsaria <jitendra.kalsaria@qlogic.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Shahed Shaikh [Wed, 24 Apr 2013 12:42:41 +0000 (12:42 +0000)]
qlcnic: Add eSwitch statistics support
o Read eSwitch statistics from adapter and display them as part
of ethtool statistics.
Signed-off-by: Shahed Shaikh <shahed.shaikh@qlogic.com>
Signed-off-by: Jitendra Kalsaria <jitendra.kalsaria@qlogic.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Manish Chopra [Wed, 24 Apr 2013 12:42:40 +0000 (12:42 +0000)]
qlcnic: Take EPORT out of reset sequence before disabling PAUSE
o Disabling PAUSE requires access to EPORT registers,
which may cause a wedge, if EPORT is in reset.
Signed-off-by: Manish Chopra <manish.chopra@qlogic.com>
Signed-off-by: Shahed Shaikh <shahed.shaikh@qlogic.com>
Signed-off-by: Jitendra Kalsaria <jitendra.kalsaria@qlogic.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Manish Chopra [Wed, 24 Apr 2013 12:42:39 +0000 (12:42 +0000)]
qlcnic: Enhance channel configuration logs
o Add logs for various failure conditions during channel configuration.
Signed-off-by: Manish Chopra <manish.chopra@qlogic.com>
Signed-off-by: Shahed Shaikh <shahed.shaikh@qlogic.com>
Signed-off-by: Jitendra Kalsaria <jitendra.kalsaria@qlogic.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
David S. Miller [Wed, 24 Apr 2013 20:34:00 +0000 (16:34 -0400)]
Merge branch 'bnx2x'
Yuval Mintz says:
====================
This patch series contains several enhancements, as well as small fixes:
- Patch [1/5] - Prevent a theoretical problem in our GRO implementation.
- Patch [2/5] - Support Rx/Tx pause control configuration in autoneg.
- Patch [3/5] - Enhance support for VF's MAC setting and removal.
- Patch [4/5] - Fix a small memory leak between bnx2x and cnic.
- Patch [5/5] - Allow bnx2x to recover after a second slot reset.
Please consider applying these patches to `net-next'.
====================
Signed-off-by: David S. Miller <davem@davemloft.net>
Yuval Mintz [Wed, 24 Apr 2013 01:45:02 +0000 (01:45 +0000)]
bnx2x: Allow recovery from second slot reset
As part of PCIe Advanced Error Reporting flow, if a fatal PCI error occurs,
the AER driver will cause bnx2x's PCI-core to reset. The driver's PCI error
handlers will in turn restore the PCI configuration space values by calling
`pci_restore_state'.
However, as bnx2x does not save the PCI configuration after restoration,
An additional fatal PCI error will leave the function in an unstable state
until reboot, as the registers in the PCI configuration space will contain
reset values.
Signed-off-by: Yuval Mintz <yuvalmin@broadcom.com>
Signed-off-by: Ariel Elior <ariele@broadcom.com>
Signed-off-by: Eilon Greenstein <eilong@broadcom.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Yuval Mintz [Wed, 24 Apr 2013 01:45:01 +0000 (01:45 +0000)]
bnx2x: Fix memory leak
There exists an `allocation race' between the CNIC and bnx2x drivers,
in which both drivers allocate the same t2 memory while disregarding a possible
previous allocation.
Additionally, due to the current order of memory releases, some of the
ILT memory in the driver is not released correctly when unloading the driver.
Signed-off-by: Yuval Mintz <yuvalmin@broadcom.com>
Signed-off-by: Ariel Elior <ariele@broadcom.com>
Signed-off-by: Eilon Greenstein <eilong@broadcom.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Dmitry Kravkov [Wed, 24 Apr 2013 01:45:00 +0000 (01:45 +0000)]
bnx2x: Enhance MAC configuration for VFs
Improved support for adding/removing vf mac addresses.
This includes the case where HyperVisor forced the address (sampled from
bulletin board), and the case where it did not in which the VF can
configure its own mac address.
Signed-off-by: Dmitry Kravkov <dmitry@broadcom.com>
Signed-off-by: Ariel Elior <ariele@broadcom.com>
Signed-off-by: Yuval Mintz <yuvalmin@broadcom.com>
Signed-off-by: Eilon Greenstein <eilong@broadcom.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Yaniv Rosner [Wed, 24 Apr 2013 01:44:59 +0000 (01:44 +0000)]
bnx2x: Allow RX/TX pause control in autoneg
Currently, when link is configured to auto-negotiate the flow control,
disabling RX/TX pause via ethtool doesn't work.
This fixes the behaviour, advertising asymmetric pause in case either one
is exclusively enabled.
Signed-off-by: Yaniv Rosner <yanivr@broadcom.com>
Signed-off-by: Yuval Mintz <yuvalmin@broadcom.com>
Signed-off-by: Eilon Greenstein <eilong@broadcom.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Yuval Mintz [Wed, 24 Apr 2013 01:44:58 +0000 (01:44 +0000)]
bnx2x: prevent GRO false checksum claims
This patch introduces a more robust error handling flow in case of incorrect
behaviour by the FW when passing on GRO aggregations.
Although this should never happen (i.e., this is merely a theoretical fix),
if the bnx2x driver was to receive a GRO from FW with protocol other than
IPv4/IPv6, the driver would falsely claim to have performed partial
checksum and set various incorrect fields in the skb header.
Current behaviour of the bnx2x driver (i.e., print an error) is insufficient.
This patch remedies this by simply preventing the false claims.
Signed-off-by: Yuval Mintz <yuvalmin@broadcom.com>
Signed-off-by: Ariel Elior <ariele@broadcom.com>
Signed-off-by: Eilon Greenstein <eilong@broadcom.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
David S. Miller [Wed, 24 Apr 2013 20:30:23 +0000 (16:30 -0400)]
Merge branch 'mlx4'
Or Gerlitz says:
====================
This series adds support for the SRIOV ndo_set_vf callbacks to the mlx4 driver.
Series done against the net-next tree as of commit
0c501345c "batman-adv: fix
global protection fault during soft_iface destruction".
We have successfully tested the series on net-next, except for getting
the VF link info issue I have reported earlier today on netdev, we
see the problem for both ixgbe and mlx4 VFs. Just to make sure get
VF config is working OK with patch #6 - we have run it over 3.8.8 too.
====================
Signed-off-by: David S. Miller <davem@davemloft.net>
Amir Vadai [Tue, 23 Apr 2013 06:06:51 +0000 (06:06 +0000)]
net/mlx4_en: Add a service task
Add a service task to run tasks that needed to be executed periodically.
Currently the only task is a watchdog to catch NIC clock overflow, to make
timestamping accurate.
Will move the statistics task into this framework in a later patch.
Signed-off-by: Amir Vadai <amirv@mellanox.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Amir Vadai [Tue, 23 Apr 2013 06:06:50 +0000 (06:06 +0000)]
net/mlx4_en: Support software timestamping
Kernel software timestamping requires that the driver calls skb_tx_timestamp
just before passing the skb to the HW MAC layer. This patch adds this call.
Signed-off-by: Amir Vadai <amirv@mellanox.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Amir Vadai [Tue, 23 Apr 2013 06:06:49 +0000 (06:06 +0000)]
net/mlx4_en: Add HW timestamping (TS) support
The patch allows to enable/disable HW timestamping for incoming and/or
outgoing packets. It adds and initializes all structs and callbacks
needed by kernel TS API.
To enable/disable HW timestamping appropriate ioctl should be used.
Currently HWTSTAMP_FILTER_ALL/NONE and HWTSAMP_TX_ON/OFF only are
supported.
When enabling TS on receive flow - VLAN stripping will be disabled.
Also were made all relevant changes in RX/TX flows to consider TS request
and plant HW timestamps into relevant structures.
mlx4_ib was fixed to compile with new mlx4_cq_alloc() signature.
Signed-off-by: Eugenia Emantayev <eugenia@mellanox.com>
Signed-off-by: Amir Vadai <amirv@mellanox.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Eugenia Emantayev [Tue, 23 Apr 2013 06:06:48 +0000 (06:06 +0000)]
net/mlx4_core: Read HCA frequency and map internal clock
Read HCA frequency, read PCI clock bar and offset, map internal clock to
PCI bar.
Signed-off-by: Eugenia Emantayev <eugenia@mellanox.com>
Signed-off-by: Amir Vadai <amirv@mellanox.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Eugenia Emantayev [Tue, 23 Apr 2013 06:06:47 +0000 (06:06 +0000)]
net/mlx4_core: Add timestamping device capability
Add new device capability for timestamping support and query FW to retrieve it.
Signed-off-by: Eugenia Emantayev <eugenia@mellanox.com>
Signed-off-by: Or Gerlitz <ogerlitz@mellanox.com>
Signed-off-by: Amir Vadai <amirv@mellanox.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
David S. Miller [Wed, 24 Apr 2013 20:27:02 +0000 (16:27 -0400)]
Merge branch 'for-davem' of git://git./linux/kernel/git/linville/wireless-next
John W. Linville says:
====================
Here is one last(?) big wireless bits pull request before the merge window...
Regarding the mac80211 bits, Johannes says:
"Here's another big pull request for the -next stream. This one has a ton
of driver updates, which hopefully addresses all drivers, but maybe you
have more new drivers than I have in my tree? Not entirely sure, let me
know if this is the case and then I can merge wireless-next.
I'm including a large number of small changes, see the shortlog. The two
bigger things are making VHT compatible with not using channel contexts
(from Karl) and the stop-while-suspended fixes I developed together with
Stanislaw."
...and...
"This time I have a relatively large number of fixes and small
improvements, the most important one being Bob's RCU fix. The two big
things are Felix's work on rate scaling tables (with a big thanks to
Karl too) and my own work on CSA handling to finally properly handle HT
(and some VHT.)"
As for the iwlwifi bits, Johannes says:
"The biggest work here is Bluetooth coexistence and power saving. Other
than that, I have a few small fixes that weren't really needed for 3.9
and a new PCI ID."
About the NFC bits, Samuel says:
"With this one we have:
- A major pn533 update. The pn533 framing support has been changed in order to
easily support all pn533 derivatives. For example we now support the ACR122
USB dongle.
- An NFC MEI physical layer code factorization through the mei_phy NFC API.
Both the microread and the pn544 drivers now use it.
- LLCP aggregation support. This allows NFC p2p devices to send aggregated
frames containing all sort of LLCP frames except SYMM and aggregation
frames.
- More LLCP socket options for getting the remote device link parameters.
- Fixes for the LLCP socket option code added with the first pull request for
3.10.
- Some support for LLCP corner cases like 0 length SDUs and general DISC
(tagged with a 0,0 dsap ssap couple) handling.
- RFKILL support for NFC."
For the b43 bits, Rafał says:
"Let me remind the changes for b43:
> Changes include:
> 1) Minor improvements for HT-PHY code (BCM4331)
> 2) Code cleaning for HT-PHY and N-PHY"
Concerning the bluetooth bits, Gustavo says:
"A set of changes intended for 3.10. The biggest changes here are from David
Herrmann, he rewrote most of the HIDP layer making it more reliable. Marcel
added a driver setup stage for device that need special handling on their
early initialization. Other than that we have the usual clean ups, bugfixes
and small improvements."
Along with all that, there is the usual collection of random/various
updates to ath9k, mwifiex, brcmfmac, brcmsmac, rt2x00, and wil6210.
I also included a pull of the wireless tree to resolve a merge conflict.
Please let me know if there are problems!
====================
Signed-off-by: David S. Miller <davem@davemloft.net>
Nicolas Dichtel [Wed, 24 Apr 2013 08:36:23 +0000 (10:36 +0200)]
netlink: fix compilation after memory mapped patches
Depending of the kernel configuration (CONFIG_UIDGID_STRICT_TYPE_CHECKS), we can
get the following errors:
net/netlink/af_netlink.c: In function ‘netlink_queue_mmaped_skb’:
net/netlink/af_netlink.c:663:14: error: incompatible types when assigning to type ‘__u32’ from type ‘kuid_t’
net/netlink/af_netlink.c:664:14: error: incompatible types when assigning to type ‘__u32’ from type ‘kgid_t’
net/netlink/af_netlink.c: In function ‘netlink_ring_set_copied’:
net/netlink/af_netlink.c:693:14: error: incompatible types when assigning to type ‘__u32’ from type ‘kuid_t’
net/netlink/af_netlink.c:694:14: error: incompatible types when assigning to type ‘__u32’ from type ‘kgid_t’
We must use the helpers to get the uid and gid, and also take care of user_ns.
Fix suggested by Eric W. Biederman <ebiederm@xmission.com>.
Signed-off-by: Nicolas Dichtel <nicolas.dichtel@6wind.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
John W. Linville [Wed, 24 Apr 2013 14:54:20 +0000 (10:54 -0400)]
Merge branch 'master' of git://git./linux/kernel/git/linville/wireless-next into for-davem
David S. Miller [Tue, 23 Apr 2013 19:39:03 +0000 (15:39 -0400)]
netlink: Fix build with mmap disabled.
net/netlink/diag.c: In function 'sk_diag_put_rings_cfg':
net/netlink/diag.c:28:17: error: 'struct netlink_sock' has no member named 'pg_vec_lock'
net/netlink/diag.c:29:29: error: 'struct netlink_sock' has no member named 'rx_ring'
net/netlink/diag.c:31:30: error: 'struct netlink_sock' has no member named 'tx_ring'
net/netlink/diag.c:33:19: error: 'struct netlink_sock' has no member named 'pg_vec_lock'
Reported-by: Randy Dunlap <rdunlap@infradead.org>
Signed-off-by: David S. Miller <davem@davemloft.net>
Andreas Fenkart [Thu, 18 Apr 2013 23:34:12 +0000 (16:34 -0700)]
mwifiex: rework round robin scheduling of bss nodes.
Rotate bss prio list, so the bss next to the one served, will come first
in the list of bss' with equal priority. This way we pick bss nodes in a
round robin fashion. Using list rotation instead of a cur ptr simplifies
iteration to calling list_for_each_entry. List rotation is done via
list_move, where the head itself is temporarily removed and then
re-inserted after the bss just served.
Signed-off-by: Andreas Fenkart <andreas.fenkart@streamunlimited.com>
Acked-by: Bing Zhao <bzhao@marvell.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
Andreas Fenkart [Thu, 18 Apr 2013 23:33:45 +0000 (16:33 -0700)]
mwifiex: replace ra_list_curr by list rotation.
After a packet is successfully transmitted, ra list is rotated, so the ra
next to the one transmitted, will be the first in the list. This way we
pick the ra' in a round robin fashion. This significantly simplifies
iteration in mwifiex_wmm_get_highest_priolist_ptr to a call to
list_for_each_entry.
List rotation is done via list_move, where the head itself is temporarily
removed and then re-inserted after the item just transferred.
Signed-off-by: Andreas Fenkart <andreas.fenkart@streamunlimited.com>
Acked-by: Bing Zhao <bzhao@marvell.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
Arend van Spriel [Tue, 23 Apr 2013 10:53:15 +0000 (12:53 +0200)]
brcmfmac: add credit borrowing mechanism
The firmware provides credits to the driver per WMM-AC. When
only AC_BE are to be transmitted to the firmware the driver
may use credits from other priorities to send AC_BE packets
towards the firmware.
Reviewed-by: Hante Meuleman <meuleman@broadcom.com>
Reviewed-by: Pieter-Paul Giesberts <pieterpg@broadcom.com>
Signed-off-by: Arend van Spriel <arend@broadcom.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
Arend van Spriel [Tue, 23 Apr 2013 10:53:14 +0000 (12:53 +0200)]
brcmfmac: correct error handling in brcmf_fws_init()
In brcmf_fws_init() the error flows were not properly handled
and the caller ignored the return value. The only action that
is allowed to fail in brcmf_fws_init() is setting the tlv in
firmware as the feature is not supported on all devices.
Cc: Wei Yongjun <yongjun_wei@trendmicro.com.cn>
Reviewed-by: Hante Meuleman <meuleman@broadcom.com>
Reviewed-by: Pieter-Paul Giesberts <pieterpg@broadcom.com>
Signed-off-by: Arend van Spriel <arend@broadcom.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
Arend van Spriel [Tue, 23 Apr 2013 10:53:13 +0000 (12:53 +0200)]
brcmfmac: flush queue upon MACDESC_DEL firmware signal
When firmware signals the driver to remove a destination entry
it may have sk_buff packets queued for it. These should be freed.
Reviewed-by: Pieter-Paul Giesberts <pieterpg@broadcom.com>
Reviewed-by: Hante Meuleman <meuleman@broadcom.com>
Signed-off-by: Arend van Spriel <arend@broadcom.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
Piotr Haber [Tue, 23 Apr 2013 10:53:12 +0000 (12:53 +0200)]
brcmfmac: support critical protocol API for DHCP
Adds support for the critical protocol API provided by nl80211
which gives Wifi traffic priority over a Bluetooth (e)SCO connection
and disables scanning during DCHP negotiation.
Reviewed-by: Pieter-Paul Giesberts <pieterpg@broadcom.com>
Reviewed-by: Hante Meuleman <meuleman@broadcom.com>
Reviewed-by: Arend van Spriel <arend@broadcom.com>
Signed-off-by: Piotr Haber <phaber@broadcom.com>
Signed-off-by: Arend van Spriel <arend@broadcom.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
Arend van Spriel [Tue, 23 Apr 2013 10:53:11 +0000 (12:53 +0200)]
brcmfmac: allow scanning to be suppressed in the driver
During the DHCP protocol exchange it is benificial to suppress
scan requests which may decrease time to complete DHCP protocol.
Reviewed-by: Hante Meuleman <meuleman@broadcom.com>
Reviewed-by: Pieter-Paul Giesberts <pieterpg@broadcom.com>
Signed-off-by: Arend van Spriel <arend@broadcom.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
Sujith Manoharan [Tue, 23 Apr 2013 06:52:19 +0000 (12:22 +0530)]
ath9k: Fix RX DMA mapping
After the commit "ath9k: improve dma map failure handling", the
wrong buffer was DMA-unmapped, introducing warnings like the one below.
This patch fixes the issue.
WARNING: at /home/sujith/dev/wireless-testing/lib/dma-debug.c:986 check_sync+0x4bc/0x580()
Hardware name: LIFEBOOK AH531
ath9k 0000:02:00.0: DMA-API: device driver tries to sync DMA memory it has not allocated [device address=0x00000000d9012800] [size=48 bytes]
Pid: 86, comm: kworker/u:5 Tainted: G W O 3.9.0-rc8-wl-debug #106
Call Trace:
[<
ffffffff810410c0>] warn_slowpath_common+0x70/0xa0
[<
ffffffff8104113c>] warn_slowpath_fmt+0x4c/0x50
[<
ffffffff8125432c>] check_sync+0x4bc/0x580
[<
ffffffff8109e5f7>] ? trace_hardirqs_on_caller+0xa7/0x190
[<
ffffffff8109e6ed>] ? trace_hardirqs_on+0xd/0x10
[<
ffffffff81254488>] debug_dma_sync_single_for_device+0x48/0x50
[<
ffffffffa0a53825>] ? ath9k_iowrite32+0x35/0x90 [ath9k]
[<
ffffffff812512f0>] ? swiotlb_tbl_sync_single+0x50/0x90
[<
ffffffff81251350>] ? swiotlb_sync_single+0x20/0x30
[<
ffffffff8125137f>] ? swiotlb_sync_single_for_device+0xf/0x20
[<
ffffffffa0a58baf>] ath_rx_edma_buf_link+0xef/0x140 [ath9k]
[<
ffffffffa0a58c4e>] ath_rx_addbuffer_edma+0x4e/0x90 [ath9k]
[<
ffffffffa0a59c51>] ath_startrecv+0xf1/0x120 [ath9k]
[<
ffffffffa0a550e0>] ath_complete_reset+0x20/0x130 [ath9k]
[<
ffffffffa0a5790d>] ath_reset_internal+0x10d/0x210 [ath9k]
[<
ffffffffa0a5878c>] ath9k_config+0x47c/0x7b0 [ath9k]
[<
ffffffffa06d4978>] ieee80211_hw_config+0x88/0x3f0 [mac80211]
[<
ffffffffa06d4a3f>] ? ieee80211_hw_config+0x14f/0x3f0 [mac80211]
[<
ffffffffa06dbed1>] __ieee80211_scan_completed+0xc1/0x440 [mac80211]
[<
ffffffffa06dd002>] ieee80211_scan_work+0x82/0x440 [mac80211]
[<
ffffffff810606a3>] process_one_work+0x1e3/0x530
[<
ffffffff81060641>] ? process_one_work+0x181/0x530
[<
ffffffff8106163f>] worker_thread+0x10f/0x3c0
[<
ffffffff81061530>] ? manage_workers+0x330/0x330
[<
ffffffff810665da>] kthread+0xea/0xf0
[<
ffffffff810664f0>] ? kthread_create_on_node+0x140/0x140
[<
ffffffff8146085c>] ret_from_fork+0x7c/0xb0
[<
ffffffff810664f0>] ? kthread_create_on_node+0x140/0x140
Cc: Felix Fietkau <nbd@openwrt.org>
Signed-off-by: Sujith Manoharan <c_manoha@qca.qualcomm.com>
Acked-by: Felix Fietkau <nbd@openwrt.org>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
Sujith Manoharan [Tue, 23 Apr 2013 06:52:18 +0000 (12:22 +0530)]
ath9k: Use lockless variants for the RX fifo queue
The RX fifo can be accessed from the common tasklet or it can
be reaped/cleaned when RX is stopped, which is done when doing
a reset or channel change - this happens in process context.
Since it is ensured that there are no pending tasklets when
stopping RX and cleaning the FIFO, there is no need to use
SKB queue functions which take internal locks.
Signed-off-by: Sujith Manoharan <c_manoha@qca.qualcomm.com>
Acked-by: Felix Fietkau <nbd@openwrt.org>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
Sujith Manoharan [Tue, 23 Apr 2013 06:52:17 +0000 (12:22 +0530)]
ath9k: Reduce deep indentation
The EDMA case is handled first, so the else condition
can be removed.
Signed-off-by: Sujith Manoharan <c_manoha@qca.qualcomm.com>
Acked-by: Felix Fietkau <nbd@openwrt.org>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
Sujith Manoharan [Tue, 23 Apr 2013 06:52:16 +0000 (12:22 +0530)]
ath9k: Remove unused argument "size"
Signed-off-by: Sujith Manoharan <c_manoha@qca.qualcomm.com>
Acked-by: Felix Fietkau <nbd@openwrt.org>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
Felix Fietkau [Mon, 22 Apr 2013 21:11:44 +0000 (23:11 +0200)]
ath9k: add support for the new rate control API
Signed-off-by: Felix Fietkau <nbd@openwrt.org>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
Felix Fietkau [Mon, 22 Apr 2013 21:11:43 +0000 (23:11 +0200)]
ath9k: merge ath_tx_start_dma into ath_tx_start
The split makes no sense and merging the functions makes further changes
easier to implement
Signed-off-by: Felix Fietkau <nbd@openwrt.org>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
Han Shen [Mon, 22 Apr 2013 20:35:07 +0000 (13:35 -0700)]
rtl8192c:dm: Properly initialize local array and set value.
GCC 4.8 is spitting out uninitialized-variable warnings against
"drivers/net/wireless/rtlwifi/rtl8192c/dm_common.c". This patch adds
initialization to the variable and properly sets its value.
Signed-off-by: Han Shen (shenhan@google.com)
Acked-by: Larry Finger <Larry.Finger@lwfinger.net>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
Mathias Kretschmer [Mon, 22 Apr 2013 20:34:41 +0000 (22:34 +0200)]
ath9k: apply coverage class on slottime too
According to 802.11-2007 17.3.8.6 (slot time), the slot time should
be increased by 3 us * coverage class. The code only increased the
ack timeout, which is fixed by this patch.
We have noticed in our long shot scenario that we see less collisions
with this patch.
Signed-off-by: Mathias Kretschmer <mathias.kretschmer@fokus.fraunhofer.de>
[add standard reference and commit message]
Signed-off-by: Simon Wunderlich <siwu@hrz.tu-chemnitz.de>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
John W. Linville [Tue, 23 Apr 2013 18:10:10 +0000 (14:10 -0400)]
Merge branch 'master' of git://git.infradead.org/users/rafal/b43-next
John W. Linville [Tue, 23 Apr 2013 18:09:39 +0000 (14:09 -0400)]
Merge branch 'master' of git://git./linux/kernel/git/linville/wireless
Conflicts:
drivers/net/wireless/brcm80211/brcmsmac/mac80211_if.c
sjur.brandeland@stericsson.com [Mon, 22 Apr 2013 23:57:03 +0000 (23:57 +0000)]
caif: Update Dmitry's email address.
Dmitry's address will start bouncing in a few days,
update to his new mail address.
Cc: Dmitry Tarnyagin <dmitry.tarnyagin@stericsson.com>
Cc: Dmitry Tarnyagin <dmitry.tarnyagin@lockless.no>
Signed-off-by: Sjur Brændeland <sjur.brandeland@stericsson.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
sjur.brandeland@stericsson.com [Mon, 22 Apr 2013 23:57:02 +0000 (23:57 +0000)]
caif: Remove bouncing address for Daniel Martensson
cc: Daniel Martensson <Daniel.Martensson@stericsson.com>
Signed-off-by: Sjur Brændeland <sjur.brandeland@stericsson.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
sjur.brandeland@stericsson.com [Mon, 22 Apr 2013 23:57:01 +0000 (23:57 +0000)]
caif: Remove my bouncing email address.
Remove my soon bouncing email address.
Also remove the "Contact:" line in file header.
The MAINTAINERS file is a better place to find the
contact person anyway.
Signed-off-by: Sjur Brændeland <sjur.brandeland@stericsson.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
sjur.brandeland@stericsson.com [Mon, 22 Apr 2013 23:57:00 +0000 (23:57 +0000)]
MAINTAINERS: Change Maintainer for CAIF
Dmitry Tarnyagin will take over as maintainer for CAIF.
Cc: Dmitry Tarnyagin <dmitry.tarnyagin@stericsson.com>
Cc: Dmitry Tarnyagin <dmitry.tarnyagin@lockless.no>
Signed-off-by: Sjur Brændeland <sjur.brandeland@stericsson.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Stephen Rothwell [Tue, 23 Apr 2013 07:40:35 +0000 (17:40 +1000)]
netlink: fix typo in net/netlink/af_netlink.c
Signed-off-by: Stephen Rothwell <sfr@canb.auug.org.au>
Signed-off-by: David S. Miller <davem@davemloft.net>
Rafał Miłecki [Fri, 12 Apr 2013 15:58:13 +0000 (17:58 +0200)]
b43: N-PHY: don't use deprecated b43_radio_foo16
All radio ops are 16b (there is only 1 exception for reg 0x1), so we
deprecated b43_radio_read16 and b43_radio_write16 long time ago.
Signed-off-by: Rafał Miłecki <zajec5@gmail.com>
Rafał Miłecki [Sun, 31 Mar 2013 18:00:45 +0000 (20:00 +0200)]
b43: N-PHY: clean init tables
Sort defines, use one macro for all revs, support for 5GHz when
uploading antenna table.
Signed-off-by: Rafał Miłecki <zajec5@gmail.com>
Rafał Miłecki [Sat, 30 Mar 2013 23:40:21 +0000 (00:40 +0100)]
b43: N-PHY: move tables init function to tables file
Signed-off-by: Rafał Miłecki <zajec5@gmail.com>
Rafał Miłecki [Sat, 30 Mar 2013 21:34:40 +0000 (22:34 +0100)]
b43: N-PHY: use defines for (re)storing VCM config
Signed-off-by: Rafał Miłecki <zajec5@gmail.com>
Rafał Miłecki [Sat, 30 Mar 2013 20:50:46 +0000 (21:50 +0100)]
b43: N-PHY: use shortcut "ctl" in functions names
Signed-off-by: Rafał Miłecki <zajec5@gmail.com>
Rafał Miłecki [Fri, 29 Mar 2013 10:37:02 +0000 (11:37 +0100)]
b43: N-PHY: use enum for INTC override function argument
Also make a function name shorter so we can easily fit 80 chars.
Signed-off-by: Rafał Miłecki <zajec5@gmail.com>
Rafał Miłecki [Fri, 29 Mar 2013 10:13:40 +0000 (11:13 +0100)]
b43: N-PHY: define missing registers
Signed-off-by: Rafał Miłecki <zajec5@gmail.com>
Rafał Miłecki [Thu, 28 Mar 2013 21:25:38 +0000 (22:25 +0100)]
b43: use defines for board_type
Signed-off-by: Rafał Miłecki <zajec5@gmail.com>
Rafał Miłecki [Wed, 20 Mar 2013 18:13:47 +0000 (19:13 +0100)]
b43: N-PHY: fix "NB" RSSI calibration on PHYs rev2-
Signed-off-by: Rafał Miłecki <zajec5@gmail.com>
Rafał Miłecki [Wed, 20 Mar 2013 17:24:47 +0000 (18:24 +0100)]
b43: N-PHY: use enum for RSSI type everywhere we use it
Signed-off-by: Rafał Miłecki <zajec5@gmail.com>
Rafał Miłecki [Wed, 20 Mar 2013 16:30:38 +0000 (17:30 +0100)]
b43: N-PHY: rename RSSI types to be shorter and more accurate
Thanks to Broadcom releasing some code we can use better names.
Signed-off-by: Rafał Miłecki <zajec5@gmail.com>
Rafał Miłecki [Wed, 20 Mar 2013 16:26:03 +0000 (17:26 +0100)]
b43: N-PHY: use more friendly variables names in RSSI code
Signed-off-by: Rafał Miłecki <zajec5@gmail.com>
Rafał Miłecki [Wed, 20 Mar 2013 15:57:04 +0000 (16:57 +0100)]
b43: N-PHY: simplify conditions in RSSI offset scale function
Signed-off-by: Rafał Miłecki <zajec5@gmail.com>
Rafał Miłecki [Wed, 20 Mar 2013 15:51:39 +0000 (16:51 +0100)]
b43: N-PHY: use enum for RAIL type
Signed-off-by: Rafał Miłecki <zajec5@gmail.com>
Rafał Miłecki [Tue, 19 Mar 2013 17:12:00 +0000 (18:12 +0100)]
b43: HT-PHY: use enum for RSSI types
Signed-off-by: Rafał Miłecki <zajec5@gmail.com>