Kalle Valo [Wed, 18 Mar 2009 12:06:44 +0000 (14:06 +0200)]
mac80211: don't drop nullfunc frames during software scan
ieee80211_tx_h_check_assoc() was dropping everything else than probe
requests during software scan. So the nullfunc frame with the power save
bit was dropped and AP never received it. This meant that AP never
buffered any frames for the station during software scan.
Fix this by allowing to transmit both probe request and nullfunc frames
during software scan. Tested with stlc45xx.
Signed-off-by: Kalle Valo <kalle.valo@nokia.com>
Acked-by: Johannes Berg <johannes@sipsolutions.net>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
Abhijeet Kolekar [Wed, 18 Mar 2009 04:51:53 +0000 (21:51 -0700)]
iwl3945: replace stations with stations_39
A *leftover* stations is replaced with stations_39.
Signed-off-by: Abhijeet Kolekar <abhijeet.kolekar@intel.com>
Signed-off-by: Reinette Chatre <reinette.chatre@intel.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
Wey-Yi Guy [Wed, 18 Mar 2009 04:51:52 +0000 (21:51 -0700)]
iwlwifi: report error when detect failure during stop agg queue
This fix related to bug 1921 at
http://www.intellinuxwireless.org/bugzilla/show_bug.cgi?id=1921
when detect error during stopping tx aggregation queue, report the error to
help identify the problem.
Signed-off-by: Wey-Yi Guy <wey-yi.w.guy@intel.com>
Signed-off-by: Reinette Chatre <reinette.chatre@intel.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
Abhijeet Kolekar [Wed, 18 Mar 2009 04:51:51 +0000 (21:51 -0700)]
iwl3945: control rate decrease
Control the rate decrease. Do not decrease the rate fast.
Use success_ratio for rate scaling :)
Signed-off-by: Abhijeet Kolekar <abhijeet.kolekar@intel.com>
Signed-off-by: Reinette Chatre <reinette.chatre@intel.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
Abhijeet Kolekar [Wed, 18 Mar 2009 04:51:50 +0000 (21:51 -0700)]
iwl3945: fix checkpatch.pl errors
Patch fixes two checkpatch.pl errors.
Signed-off-by: Abhijeet Kolekar <abhijeet.kolekar@intel.com>
Signed-off-by: Reinette Chatre <reinette.chatre@intel.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
Abhijeet Kolekar [Wed, 18 Mar 2009 04:51:49 +0000 (21:51 -0700)]
iwl3945: use iwl_cmd_queue_free
iwl_cmd_queue_free needs to be used to free up the cmd_queue,
as TFD slots for cmd_queue and tx_queue are different.
Signed-off-by: Abhijeet Kolekar <abhijeet.kolekar@intel.com>
Signed-off-by: Reinette Chatre <reinette.chatre@intel.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
Abhijeet Kolekar [Wed, 18 Mar 2009 04:51:48 +0000 (21:51 -0700)]
iwl3945: set TFD_QUEUE_MAX to correct value
Total number of queues is 8 but only 7 of them are TX queues.
4 AC(Data) queue ,1 CMD and 2 HCCA. The HCCA queues are not used.
max_txq_num is set to maximum usable TX queues.
Signed-off-by: Abhijeet Kolekar <abhijeet.kolekar@intel.com>
Signed-off-by: Reinette Chatre <reinette.chatre@intel.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
Mohamed Abbas [Wed, 18 Mar 2009 04:51:47 +0000 (21:51 -0700)]
iwlwifi: support 11h
Set IEEE80211_HW_SPECTRUM_MGMT bit in hw->flags, this tell mac80211
we support spectrum mgmt.
Signed-off-by: Mohamed Abbas <mohamed.abbas@intel.com>
Signed-off-by: Reinette Chatre <reinette.chatre@intel.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
Mohamed Abbas [Wed, 18 Mar 2009 04:51:45 +0000 (21:51 -0700)]
iwlcore: dont commit power command if interface is not up
If user set new power level, accept the new power level and only
send command to host if the interface is up and radio on.
Signed-off-by: Mohamed Abbas <mohamed.abbas@intel.com>
Signed-off-by: Reinette Chatre <reinette.chatre@intel.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
Mohamed Abbas [Wed, 18 Mar 2009 04:51:44 +0000 (21:51 -0700)]
iwlagn: allow power level setting all the times
allow user to set power level at all times
Signed-off-by: Mohamed Abbas <mohamed.abbas@intel.com>
Signed-off-by: Reinette Chatre <reinette.chatre@intel.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
Wey-Yi Guy [Wed, 18 Mar 2009 04:51:43 +0000 (21:51 -0700)]
iwlwifi: return 0 for AMPDU_TX/RX_STOP request if NIC is going down
When receive IEEE80211_AMPDU_RX_STOP or IEEE80211_AMPDU_TX_STOP request
in iwl_mac_ampdu_action() from mac80211; check STATUS_EXIT_PENDING bit,
if NIC is on the way out, then return 0 back to mac80211, this can
prevent mac80211 report HW error incorrectly.
Signed-off-by: Wey-Yi Guy <wey-yi.w.guy@intel.com>
Signed-off-by: Reinette Chatre <reinette.chatre@intel.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
Mohamed Abbas [Wed, 18 Mar 2009 04:51:42 +0000 (21:51 -0700)]
iwl3945: use changed in iwl3945_mac_config
In function iwl3945_mac_config use changed flag to call only
the affected functions.
Signed-off-by: Mohamed Abbas <mohamed.abbas@intel.com>
Signed-off-by: Reinette Chatre <reinette.chatre@intel.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
Mohamed Abbas [Wed, 18 Mar 2009 04:59:18 +0000 (21:59 -0700)]
iwlagn: use changed in mac_config
In function iwl_mac_config use changed flag to call only
the affected functions. This patch also allow user to cache
channel, txpower and power value when the interface is not
ready and apply the changes once the interface ready.
Signed-off-by: Mohamed Abbas <mohamed.abbas@intel.com>
Signed-off-by: Reinette Chatre <reinette.chatre@intel.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
Johannes Berg [Thu, 12 Mar 2009 08:55:09 +0000 (09:55 +0100)]
nl80211: rework locking
When I added scanning to cfg80211, we got a lock dependency like this:
rtnl --> cfg80211_mtx
nl80211, on the other hand, has the reverse lock dependency:
cfg80211_mtx --> rtnl
which clearly is a bad idea. This patch reworks nl80211 to take these
two locks in the other order to fix the possible, and easily
triggerable, deadlock.
Signed-off-by: Johannes Berg <johannes@sipsolutions.net>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
Nick Kossifidis [Sun, 15 Mar 2009 20:20:35 +0000 (22:20 +0200)]
ath5k: Add tx power calibration support
* Add tx power calibration support
* Add a few tx power limits
* Hardcode default power to 12.5dB
* Disable TPC for now
v2: Address Jiri's comments
Signed-off-by: Nick Kossifidis <mickflemm@gmail.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
Ivo van Doorn [Tue, 17 Mar 2009 10:29:19 +0000 (11:29 +0100)]
rt2x00: Update MAINTAINERS entry: new mailinglist
The rt2400-devel mailinglist will be replaced by
the new mailinglist rt2x00-users.
Signed-off-by: Ivo van Doorn <IvDoorn@gmail.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
Sujith [Tue, 17 Mar 2009 03:20:06 +0000 (08:50 +0530)]
mac80211: Tear down aggregation sessions for suspend/resume
When the driver has been notified with a STA_REMOVE, it tears down
the internal ADDBA state. On resume, trying to initiate aggregation would
fail because mac80211 has not cleared the operational state for that <TID,STA>.
This can be fixed by tearing down the existing sessions on a suspend.
Also, the driver can initiate a new BA session when suspend is in progress.
This is fixed by marking the station as being in suspend state and
denying ADDBA requests for such STAs.
Signed-off-by: Sujith <Sujith.Manoharan@atheros.com>
Acked-by: Johannes Berg <johannes@sipsolutions.net>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
Bob Copeland [Tue, 17 Mar 2009 02:34:03 +0000 (22:34 -0400)]
ath5k: remove dummy PCI "retry timeout" fix
Remove the PCI retry timeout code, for all the same reasons that
Luis Rodriguez removed it for ath9k.
Changes-licensed-under: 3-Clause-BSD
Cc: Luis Rodriguez <lrodriguez@atheros.com>
Signed-off-by: Bob Copeland <me@bobcopeland.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
Bob Copeland [Tue, 17 Mar 2009 02:34:02 +0000 (22:34 -0400)]
ath5k: disable MIB interrupts
The MIB interrupt fires whenever counters overflow; however without
support for automatic noise immunity, we can sometimes get an interrupt
storm. The get_stats() callback reads the counters anyway so we can
disable the interrupt for now until ANI is implemented. This fixes
the issue reported in http://bugzilla.kernel.org/show_bug.cgi?id=12647.
Changes-licensed-under: 3-Clause-BSD
Cc: stable@kernel.org
Signed-off-by: Bob Copeland <me@bobcopeland.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
Nick Kossifidis [Sun, 15 Mar 2009 20:17:04 +0000 (22:17 +0200)]
ath5k: Convert chip specific calibration data to a generic format
* Convert chip specific calibration data to a generic format common
for all chips
Note: We scale up power to be in 0.25dB units for all chips for
compatibility with RF5112
v2: Address Bob's and Jiri's comments
Signed-off-by: Nick Kossifidis <mickflemm@gmail.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
Nick Kossifidis [Sun, 15 Mar 2009 20:13:39 +0000 (22:13 +0200)]
ath5k: Choose the right initvals for RF2425
* Fix a typo in initvals.c so that we use the RF2425 array for RF2425 and not RF2413
Note: This also fixes incorect pd gain overlap since RF2425 has different pd gain overlap from RF2413
Signed-off-by: Nick Kossifidis <mickflemm@gmail.com>
Acked-by: Bob Copeland <me@bobcopeland.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
Johannes Berg [Sat, 14 Mar 2009 18:10:51 +0000 (19:10 +0100)]
ieee80211: document DS bit usage
I keep needing this because I'm too stupid to remember it.
Everybody else can probably remember, but who knows :)
Signed-off-by: Johannes Berg <johannes@sipsolutions.net>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
Vasanthakumar Thiagarajan [Sat, 14 Mar 2009 14:29:41 +0000 (19:59 +0530)]
ath9k: Keep LED on in idle state after association
Signed-off-by: Vasanthakumar Thiagarajan <vasanth@atheros.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
Johannes Berg [Sat, 14 Mar 2009 08:42:49 +0000 (09:42 +0100)]
mac80211: acquire sta_lock for station suspend/resume
To avoid concurrent manipulations of the sta list (which shouldn't
be possible at this point, but anyway) we need to hold the sta_lock
around iterating the list.
At the same time, we do not need to iterate the list at all if
the driver doesn't want to be notified.
Signed-off-by: Johannes Berg <johannes@sipsolutions.net>
Acked-by: Bob Copeland <me@bobcopeland.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
Johannes Berg [Sat, 14 Mar 2009 08:34:01 +0000 (09:34 +0100)]
nl80211: export supported commands
This makes nl80211 export the supported commands (command groups)
per wiphy so userspace has an idea what it can do -- this will be
required reading for userspace when we introduce auth/assoc /or/
connect for older hardware that cannot separate auth and assoc.
Signed-off-by: Johannes Berg <johannes@sipsolutions.net>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
Vasanthakumar Thiagarajan [Fri, 13 Mar 2009 14:56:52 +0000 (20:26 +0530)]
mac80211: Populate HT limitation with TKIP/WEP to the handler for SIOCSIWENCODE too
Signed-off-by: Vasanthakumar Thiagarajan <vasanth@atheros.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
Johannes Berg [Fri, 13 Mar 2009 11:52:10 +0000 (12:52 +0100)]
wireless: radiotap updates
Radiotap was updated to include a "bad PLCP" flag and standardise
the "bad FCS" flag in the "flags" rather than "RX flags" field,
this patch updates Linux to that standard.
Signed-off-by: Johannes Berg <johannes@sipsolutions.net>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
Johannes Berg [Fri, 13 Mar 2009 10:43:36 +0000 (11:43 +0100)]
mac80211: stop queues across suspend/resume
Even though userland probably cannot submit packets, there might
still be some coming, and that's no good when the driver doesn't
expect them. Stop the queues across suspend/resume.
Signed-off-by: Johannes Berg <johannes@sipsolutions.net>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
Johannes Berg [Fri, 13 Mar 2009 10:19:45 +0000 (11:19 +0100)]
mac80211: fix warnings in ieee80211_if_config
The last warning can never trigger, and the explicit AP_VLAN
check is pointless if we move the config_interface check down,
in practice config_interface is required anyway.
Signed-off-by: Johannes Berg <johannes@sipsolutions.net>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
Sujith [Fri, 13 Mar 2009 03:37:23 +0000 (09:07 +0530)]
ath9k: Update copyright in all the files
How time flies.
Signed-off-by: Sujith <Sujith.Manoharan@atheros.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
Sujith [Fri, 13 Mar 2009 03:26:11 +0000 (08:56 +0530)]
ath9k: Fix bug in handling single stream stations
AP mode currently sets up the dual stream capability
for all stations. This patch fixes it by checking if the
associated station supports dual stream MCS rates (8-15).
We would disregard any MCS rates above 15, since Atheros
HW supports only 0..15 rates currently, and can't receive
at rates > 15 anyway.
Signed-off-by: Sujith <Sujith.Manoharan@atheros.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
Sujith [Fri, 13 Mar 2009 03:26:09 +0000 (08:56 +0530)]
ath9k: Fill in ack signal in TX status
This patch fills the ack_signal field in TX status with an appropriate
value from the TX descriptor.
Signed-off-by: Sujith <Sujith.Manoharan@atheros.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
Sujith [Fri, 13 Mar 2009 03:26:07 +0000 (08:56 +0530)]
ath9k: Fix bug in 4K EEPROM size calculation
We should be checking with the 4K header and not the non-4K
header size.
Signed-off-by: Sujith <Sujith.Manoharan@atheros.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
Sujith [Fri, 13 Mar 2009 03:26:05 +0000 (08:56 +0530)]
ath9k: Change return type for set_board_values()
We always return true, checking for 'false' return value
is bogus anyway, so fix this.
Signed-off-by: Sujith <Sujith.Manoharan@atheros.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
Sujith [Fri, 13 Mar 2009 03:26:04 +0000 (08:56 +0530)]
ath9k: Introduce a helper function for setting board gain values
This improves readability. Handle both 4K/non-4K EEPROM
in this patch.
Signed-off-by: Sujith <Sujith.Manoharan@atheros.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
Sujith [Fri, 13 Mar 2009 03:26:02 +0000 (08:56 +0530)]
ath9k: Move AR5416_VER_MASK to a common location
Signed-off-by: Sujith <Sujith.Manoharan@atheros.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
Sujith [Fri, 13 Mar 2009 03:25:55 +0000 (08:55 +0530)]
ath9k: Miscellaneous EEPROM handling cleanup
Print the EEPROM version/revision on init.
Choose appropriate debug masks on error conditions,
and remove useless print messages.
Signed-off-by: John W. Linville <linville@tuxdriver.com>
Luis R. Rodriguez [Thu, 12 Mar 2009 22:18:51 +0000 (18:18 -0400)]
ath9k: remove dummy PCI "retry timeout" fix
Remove the PCI retry timeout code as that was just taken from ipw2100
due to historical reasons but in reality its a no-op, additionally its
simply incorrect as each PCI devices has its own custom PCI configuration
space on PCI config space >= 0x40. Not to mention we were trying to write
0 to a place that already has 0 on it.
Cc: Matthew Garrett <mjg59@srcf.ucam.org>
Cc: Ben Cahill <ben.m.cahill@intel.com>
Cc: Inaky Perez-Gonzalez <inaky.perez-gonzalez@intel.com>
Tested-by: Adel Gadllah <adel.gadllah@gmail.com>
Signed-off-by: Luis R. Rodriguez <lrodriguez@atheros.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
Jouni Malinen [Thu, 12 Mar 2009 19:53:23 +0000 (21:53 +0200)]
ath9k: Add support for multiple virtual AP interfaces
This patch fixes the TSF offset calculation for staggered Beacon frames
and sets ATH_BCBUF back to the earlier value 4 to enable multi-BSS
configurations of up to four BSSes.
Signed-off-by: Jouni Malinen <jouni.malinen@atheros.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
Helmut Schaa [Thu, 12 Mar 2009 13:04:34 +0000 (14:04 +0100)]
mac80211: start pending scan after probe/auth/assoc timed out
If a scan is queued in STA mode while the interface is in state direct
probe, authenticate or associate the scan is delayed until the interface
enters disabled or associated state. But in case of direct probe-,
authentication- or association- timeout sta_work will not be scheduled
anymore (without external trigger) and thus the pending scan is not
executed and prevents a new scan from being triggered (-EBUSY).
Fix this by queueing the sta work again after direct probe-, authentication-
and association- timeout.
Signed-off-by: Helmut Schaa <helmut.schaa@googlemail.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
Johannes Berg [Thu, 12 Mar 2009 10:16:48 +0000 (11:16 +0100)]
mac80211: reduce max number of queues
No hw/driver actually supports more than four queues right now,
and we allocate a number of things per queue which means we
waste a bit of memory. Reduce the maximum number to four to
accurately reflect what we do (and need for QoS). Even if we
had hardware supporting more queues we couldn't take advantage
of that right now anyway.
Signed-off-by: Johannes Berg <johannes@sipsolutions.net>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
Johannes Berg [Thu, 12 Mar 2009 22:49:28 +0000 (23:49 +0100)]
mac80211: remove ieee80211_num_regular_queues
This inline is useless and actually makes the code _longer_
rather than shorter.
Signed-off-by: Johannes Berg <johannes@sipsolutions.net>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
Vasanthakumar Thiagarajan [Thu, 12 Mar 2009 10:02:54 +0000 (15:32 +0530)]
ath9k: Set IEEE80211_TX_CTL_RATE_CTRL_PROBE in rate control for probe rate
Signed-off-by: Vasanthakumar Thiagarajan <vasanth@atheros.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
Reinette Chatre [Thu, 12 Mar 2009 16:20:40 +0000 (09:20 -0700)]
cfg80211/nl80211: remove usage of CONFIG_NL80211
The scan capability added to cfg80211/nl80211 introduced a
dependency on nl80211 by cfg80211. We can thus no longer have
just cfg80211 without nl80211. Specifically, cfg80211_scan_done()
calls nl80211_send_scan_aborted() or nl80211_send_scan_done().
Now we remove the option for user to select nl80211. It will always
be compiled if user selects cfg80211.
Signed-off-by: Reinette Chatre <reinette.chatre@intel.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
Alina Friedrichsen [Mon, 9 Mar 2009 23:49:46 +0000 (00:49 +0100)]
mac80211: ieee80211_ibss_commit() cleanup
Don't call ieee80211_sta_find_ibss() directly, like it's done in STA
mode, so that the commit() call is more harmless respectively has
less site-effects.
Signed-off-by: Alina Friedrichsen <x-alina@gmx.net>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
Anton Vorontsov [Fri, 27 Mar 2009 23:00:03 +0000 (16:00 -0700)]
ucc_geth: Fix three oopses in PHY {de,}initialization code
When there are no free snums, UCC ethernet should gracefully fail, but
currently it oopses this way:
# ifconfig eth0 up
fill_init_enet_entries: Can not get SNUM.
ucc_geth_startup: Can not fill p_init_enet_param_shadow.
eth0: Cannot configure net device, aborting.
Unable to handle kernel paging request for data at address 0x00000190
Faulting instruction address: 0xc0294c88
Oops: Kernel access of bad area, sig: 11 [#1]
[...]
NIP [
c0294c88] mutex_lock+0x0/0x1c
LR [
c01b6be8] phy_stop+0x20/0x70
Call Trace:
[
efb25da0] [
efb2eb60] 0xefb2eb60 (unreliable)
[
efb25db0] [
c01b2058] ucc_geth_stop+0x2c/0x8c
[
efb25dd0] [
c01b4194] ucc_geth_open+0x48/0x27c
[
efb25df0] [
c020eec0] dev_open+0xc0/0x118
[...]
This is because the ucc_geth_stop() routine assumes that ugeth->phydev
is always initialized by the ucc_geth_open(), while it is not in case
of errors.
If we add a check to the ucc_geth_stop(), then another oops pops up:
Unable to handle kernel paging request for data at address 0x00000004
Faulting instruction address: 0xc01b46a4
Oops: Kernel access of bad area, sig: 11 [#1]
[...]
NIP [
c01b46a4] adjust_link+0x20/0x1b4
LR [
c01b770c] phy_state_machine+0xdc/0x44c
Call Trace:
[
ef83bf10] [
c021b388] linkwatch_schedule_work+0x74/0xf8 (unreliable)
[
ef83bf40] [
c01b770c] phy_state_machine+0xdc/0x44c
[
ef83bf60] [
c004c13c] run_workqueue+0xb8/0x148
[
ef83bf90] [
c004c870] worker_thread+0x70/0xd0
[
ef83bfd0] [
c00505fc] kthread+0x48/0x84
[
ef83bff0] [
c000f464] kernel_thread+0x4c/0x68
[...]
That one happens because ucc_geth_stop() does not call phy_disconnect()
and so phylib state machine is running without any idea that a MAC has
just died.
Also, when device tree specifies fixed-link, and CONFIG_FIXED_PHY
is disabled, we'll get this oops:
0:01 not found
eth2: Could not attach to PHY
eth2: Cannot initialize PHY, aborting.
Unable to handle kernel paging request for data at address 0x00000190
Faulting instruction address: 0xc02967d0
Oops: Kernel access of bad area, sig: 11 [#1]
[...]
NIP [
c02967d0] mutex_lock+0x0/0x1c
LR [
c01b6bcc] phy_stop+0x20/0x70
Call Trace:
[
ef82be50] [
efb6bb60] 0xefb6bb60 (unreliable)
[
ef82be60] [
c01b2058] ucc_geth_stop+0x2c/0x8c
[
ef82be80] [
c01b4194] ucc_geth_open+0x48/0x27c
[
ef82bea0] [
c0210a04] dev_open+0xc0/0x118
[
ef82bec0] [
c020f85c] dev_change_flags+0x84/0x1ac
[
ef82bee0] [
c037b768] ic_open_devs+0x168/0x2bc
[
ef82bf20] [
c037ca98] ip_auto_config+0x90/0x28c
[
ef82bf60] [
c0001b9c] do_one_initcall+0x34/0x1a0
[
ef82bfd0] [
c035e240] do_initcalls+0x38/0x58
[
ef82bfe0] [
c035e2c4] kernel_init+0x30/0x90
[
ef82bff0] [
c000f464] kernel_thread+0x4c/0x68
[...]
And again, ucc_geth_stop() assumes that ugeth->phydev is there, while
it isn't.
This patch fixes all three oopses simply by rearranging some code:
- In ucc_geth_open(): move init_phy() call to the beginning, so
that we only call ucc_geth_stop() with a PHY attached;
- Move phy_disconnect() call from ucc_geth_close() to
ucc_geth_stop(), so that we'll always disconnect the PHY.
Signed-off-by: Anton Vorontsov <avorontsov@ru.mvista.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Dmitri Vorobiev [Fri, 27 Mar 2009 22:55:36 +0000 (15:55 -0700)]
net: Add missing include into include/linux/netdevice.h
The inline function skb_gro_mac_header defined in include/linux/netdevice.h
makes use of page_address(). Depending on configuration options, the latter
is either defined as a macro or is declared as a function in another header
file, namely include/linux/mm.h. However, include/linux/netdevice.h does not
include include/linux/mm.h.
On MIPS, this has produced the following build error:
CC kernel/sysctl_check.o
In file included from include/linux/icmpv6.h:173,
from include/linux/ipv6.h:208,
from include/net/ip_vs.h:26,
from kernel/sysctl_check.c:6:
include/linux/netdevice.h: In function 'skb_gro_mac_header':
include/linux/netdevice.h:1132: error: implicit declaration of function
'page_address'
include/linux/netdevice.h:1133: warning: pointer/integer type mismatch
in conditional expression
make[1]: *** [kernel/sysctl_check.o] Error 1
make: *** [kernel] Error 2
The patch adds the missing include and fixes the build error.
Signed-off-by: Dmitri Vorobiev <dmitri.vorobiev@movial.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Li Yang [Fri, 27 Mar 2009 22:54:30 +0000 (15:54 -0700)]
gianfar: only check headroom when FCB is needed
Signed-off-by: Li Yang <leoli@freescale.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
David S. Miller [Fri, 27 Mar 2009 22:37:57 +0000 (15:37 -0700)]
Merge branch 'master' of /home/davem/src/GIT/linux-2.6/
David S. Miller [Fri, 27 Mar 2009 08:10:58 +0000 (01:10 -0700)]
gianfar: Fix kfree(skb)
Noticed by Li Yang.
Signed-off-by: David S. Miller <davem@davemloft.net>
Divy Le Ray [Thu, 26 Mar 2009 16:39:29 +0000 (16:39 +0000)]
cxgb3: map entire Rx page, feed map+offset to Rx ring.
DMA mapping can be expensive in the presence of iommus.
Reduce the Rx iommu activity by mapping an entire page, and provide the H/W
the mapped address + offset of the current page chunk.
Reserve bits at the end of the page to track mapping references, so the page
can be unmapped.
Signed-off-by: Divy Le Ray <divy@chelsio.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Divy Le Ray [Thu, 26 Mar 2009 16:39:24 +0000 (16:39 +0000)]
cxgb3: differentiate portx and Tx channels
Separate ports from H/W Tx channels.
Signed-off-by: Divy Le Ray <divy@chelsio.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Divy Le Ray [Thu, 26 Mar 2009 16:39:19 +0000 (16:39 +0000)]
cxgb3: use resource_size_t for mmio declarations
Use resource_size_t to declare mmio start and len variables.
Print PEX error register after EEH resumed.
Signed-off-by: Divy Le Ray <divy@chelsio.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Divy Le Ray [Thu, 26 Mar 2009 16:39:14 +0000 (16:39 +0000)]
cxgb3: sge setup fixes
Enable timestamps, update delayed ack threshold for iSCSI/iWARP traffic
Remove the len flag in Tx requests. It might corrupt offload trace packets.
Update SGE context setup to avoid potential H/W misprogrammation.
Signed-off-by: Divy Le Ray <divy@chelsio.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Divy Le Ray [Thu, 26 Mar 2009 16:39:09 +0000 (16:39 +0000)]
cxgb3: start qset timers when setup succeeded
Start queue set reclaim timers after the queue sets have been
allocated successfully.
Signed-off-by: Divy Le Ray <divy@chelsio.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Stephen Hemminger [Thu, 26 Mar 2009 15:11:44 +0000 (15:11 +0000)]
netdev: convert eth16i to net_device_ops
Also, get rid of unnecessary memset.
Signed-off-by: Stephen Hemminger <shemminger@vyatta.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Stephen Hemminger [Thu, 26 Mar 2009 15:11:43 +0000 (15:11 +0000)]
netdev: convert cs89x0 to net_device_ops
Signed-off-by: Stephen Hemminger <shemminger@vyatta.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Stephen Hemminger [Thu, 26 Mar 2009 15:11:42 +0000 (15:11 +0000)]
netdev: convert lp486e to net_device_ops
Signed-off-by: Stephen Hemminger <shemminger@vyatta.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Stephen Hemminger [Thu, 26 Mar 2009 15:11:41 +0000 (15:11 +0000)]
netdev: convert ac3200 to net_device_ops
Signed-off-by: Stephen Hemminger <shemminger@vyatta.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Stephen Hemminger [Thu, 26 Mar 2009 15:11:40 +0000 (15:11 +0000)]
netdev: convert ni65 to net_device_ops
Also, use internal net_device_stats.
Signed-off-by: Stephen Hemminger <shemminger@vyatta.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Stephen Hemminger [Thu, 26 Mar 2009 15:11:39 +0000 (15:11 +0000)]
netdev: convert ni52 to net_device_ops
Signed-off-by: Stephen Hemminger <shemminger@vyatta.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Stephen Hemminger [Thu, 26 Mar 2009 15:11:38 +0000 (15:11 +0000)]
netdev: convert ewrk3 to net_device_ops
Signed-off-by: Stephen Hemminger <shemminger@vyatta.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Stephen Hemminger [Thu, 26 Mar 2009 15:11:37 +0000 (15:11 +0000)]
netdev: convert depca to net_device_ops
Signed-off-by: Stephen Hemminger <shemminger@vyatta.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Stephen Hemminger [Thu, 26 Mar 2009 15:11:36 +0000 (15:11 +0000)]
netdev: convert at1700 to net_device_ops
Remove unneeded memset (alloc_etherdev does it already).
Signed-off-by: Stephen Hemminger <shemminger@vyatta.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Stephen Hemminger [Thu, 26 Mar 2009 15:11:35 +0000 (15:11 +0000)]
netdev: convert eexpro to net_device_ops
Signed-off-by: Stephen Hemminger <shemminger@vyatta.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Stephen Hemminger [Thu, 26 Mar 2009 15:11:34 +0000 (15:11 +0000)]
netdev: convert eexpress to net_device_ops
Signed-off-by: Stephen Hemminger <shemminger@vyatta.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Stephen Hemminger [Thu, 26 Mar 2009 15:11:33 +0000 (15:11 +0000)]
netdev: ibmlana convert to net_device_ops
Signed-off-by: Stephen Hemminger <shemminger@vyatta.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Stephen Hemminger [Thu, 26 Mar 2009 15:11:32 +0000 (15:11 +0000)]
lance: convert to net_device_ops
Signed-off-by: Stephen Hemminger <shemminger@vyatta.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Stephen Hemminger [Thu, 26 Mar 2009 15:11:31 +0000 (15:11 +0000)]
netdev: smc-ultra fix netpoll
net_device_ops conversion left the wrong poll_controller hook.
Signed-off-by: Stephen Hemminger <shemminger@vyatta.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Stephen Hemminger [Thu, 26 Mar 2009 15:11:30 +0000 (15:11 +0000)]
netdev: smc-ultra32 convert to net_device_ops
Signed-off-by: Stephen Hemminger <shemminger@vyatta.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Stephen Hemminger [Thu, 26 Mar 2009 15:11:29 +0000 (15:11 +0000)]
netdev: smc9194 convert to net_device_ops
Signed-off-by: Stephen Hemminger <shemminger@vyatta.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Stephen Hemminger [Thu, 26 Mar 2009 15:11:28 +0000 (15:11 +0000)]
netdev: seeq8005 convert to net_device_ops
Signed-off-by: Stephen Hemminger <shemminger@vyatta.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Stephen Hemminger [Thu, 26 Mar 2009 15:11:27 +0000 (15:11 +0000)]
wireless: convert wavelan to net_device_ops
Signed-off-by: Stephen Hemminger <shemminger@vyatta.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Stephen Hemminger [Thu, 26 Mar 2009 15:11:26 +0000 (15:11 +0000)]
wireless: convert arlan to net_device_ops
Signed-off-by: Stephen Hemminger <shemminger@vyatta.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Stephen Hemminger [Thu, 26 Mar 2009 15:11:25 +0000 (15:11 +0000)]
wan: convert sdla driver to net_device_ops
Also use internal net_device_stats
Signed-off-by: Stephen Hemminger <shemminger@vyatta.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Stephen Hemminger [Thu, 26 Mar 2009 15:11:24 +0000 (15:11 +0000)]
tokenring: convert smctr to net_device_ops
Signed-off-by: Stephen Hemminger <shemminger@vyatta.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Stephen Hemminger [Thu, 26 Mar 2009 15:11:23 +0000 (15:11 +0000)]
tokenring: convert drivers to net_device_ops
Convert madge and proteon drivers which are really just subclasses
of tms380.
Signed-off-by: Stephen Hemminger <shemminger@vyatta.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Stephen Hemminger [Thu, 26 Mar 2009 15:11:22 +0000 (15:11 +0000)]
IRDA: convert donauboe to net_device_ops
Signed-off-by: Stephen Hemminger <shemminger@vyatta.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Stephen Hemminger [Thu, 26 Mar 2009 15:11:21 +0000 (15:11 +0000)]
appletalk: convert LTPC to net_device_ops
Signed-off-by: Stephen Hemminger <shemminger@vyatta.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Stephen Hemminger [Thu, 26 Mar 2009 15:11:20 +0000 (15:11 +0000)]
appletalk: convert LTPC to use internal net_device_stats
Signed-off-by: Stephen Hemminger <shemminger@vyatta.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Stephen Hemminger [Thu, 26 Mar 2009 15:11:19 +0000 (15:11 +0000)]
appltetalk: convert cops device to net_device ops
Signed-off-by: Stephen Hemminger <shemminger@vyatta.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Stephen Hemminger [Thu, 26 Mar 2009 15:11:18 +0000 (15:11 +0000)]
appletalk: convert cops to internal net_device_stats
Signed-off-by: Stephen Hemminger <shemminger@vyatta.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Stephen Hemminger [Thu, 26 Mar 2009 15:11:17 +0000 (15:11 +0000)]
uml: convert network device to netdevice ops
Signed-off-by: Stephen Hemminger <shemminger@vyatta.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Stephen Hemminger [Thu, 26 Mar 2009 15:11:16 +0000 (15:11 +0000)]
uml: convert network device to internal network device stats
Convert the UML network device to use internal network device stats.
Signed-off-by: Stephen Hemminger <shemminger@vyatta.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Stephen Hemminger [Thu, 26 Mar 2009 15:11:15 +0000 (15:11 +0000)]
3c503, smc-ultra: netdev_ops bugs
A couple of drivers have leftovers from netdev ops conversion.
Signed-off-by: Stephen Hemminger <shemminger@vyatta.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Steve Glendinning [Thu, 26 Mar 2009 07:14:36 +0000 (07:14 +0000)]
smsc911x: enforce read-after-write timing restriction on eeprom access
The LAN911x datasheet specifies a minimum delay of 45ns between a write
of E2P_DATA and any read. This patch adds a single dummy read of
BYTE_TEST to enforce this timing constraint.
Signed-off-by: Steve Glendinning <steve.glendinning@smsc.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Stephen Hemminger [Fri, 27 Mar 2009 07:38:45 +0000 (00:38 -0700)]
gianfar: fix headroom expansion code
The code that was added to increase headroom was wrong.
It doesn't handle the case where gfar_add_fcb() changes the skb.
Better to do check at start of transmit (outside of lock), where
error handling is better anyway.
Signed-off-by: Stephen Hemminger <shemminger@vyatta.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Alan Cox [Fri, 27 Mar 2009 07:28:21 +0000 (00:28 -0700)]
af_rose/x25: Sanity check the maximum user frame size
Otherwise we can wrap the sizes and end up sending garbage.
Closes #10423
Signed-off-by: Alan Cox <alan@lxorguk.ukuu.org.uk>
Signed-off-by: David S. Miller <davem@davemloft.net>
Alan Cox [Fri, 27 Mar 2009 07:27:18 +0000 (00:27 -0700)]
appletalk: this warning can go I think
Its past 2.2 ...
Signed-off-by: Alan Cox <alan@lxorguk.ukuu.org.uk>
Signed-off-by: David S. Miller <davem@davemloft.net>
Stephen Hemminger [Fri, 27 Mar 2009 07:25:24 +0000 (00:25 -0700)]
benet: use do_div() for 64 bit divide
The benet driver is doing a 64 bit divide, which is not supported in
Linux kernel on 32 bit architectures. The correct way to do this is to
use do_div(). Compile tested on i386 only.
Signed-off-by: Stephen Hemminger <shemminger@vyatta.com>
Acked-by: Randy Dunlap <randy.dunlap@oracle.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Chuck Ebbert [Fri, 27 Mar 2009 07:22:01 +0000 (00:22 -0700)]
xfrm: spin_lock() should be spin_unlock() in xfrm_state.c
spin_lock() should be spin_unlock() in xfrm_state_walk_done().
caused by:
commit
12a169e7d8f4b1c95252d8b04ed0f1033ed7cfe2
"ipsec: Put dumpers on the dump list"
Reported-by: Marc Milgram <mmilgram@redhat.com>
Signed-off-by: Chuck Ebbert <cebbert@redhat.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Jesper Nilsson [Fri, 27 Mar 2009 07:17:45 +0000 (00:17 -0700)]
ipv6: Plug sk_buff leak in ipv6_rcv (net/ipv6/ip6_input.c)
Commit
778d80be52699596bf70e0eb0761cf5e1e46088d
(ipv6: Add disable_ipv6 sysctl to disable IPv6 operaion on specific interface)
seems to have introduced a leak of sk_buff's for ipv6 traffic,
at least in some configurations where idev is NULL, or when ipv6
is disabled via sysctl.
The problem is that if the first condition of the if-statement
returns non-NULL, it returns an skb with only one reference,
and when the other conditions apply, execution jumps to the "out"
label, which does not call kfree_skb for it.
To plug this leak, change to use the "drop" label instead.
(this relies on it being ok to call kfree_skb on NULL)
This also allows us to avoid calling rcu_read_unlock here,
and removes the only user of the "out" label.
Signed-off-by: Jesper Nilsson <jesper.nilsson@axis.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Thierry Reding [Fri, 27 Mar 2009 07:12:24 +0000 (00:12 -0700)]
net: Add support for the OpenCores 10/100 Mbps Ethernet MAC.
This patch adds a platform device driver that supports the OpenCores 10/100
Mbps Ethernet MAC.
The driver expects three resources: one IORESOURCE_MEM resource defines the
memory region for the core's memory-mapped registers while a second
IORESOURCE_MEM resource defines the network packet buffer space. The third
resource, of type IORESOURCE_IRQ, associates an interrupt with the driver.
Signed-off-by: Thierry Reding <thierry.reding@avionic-design.de>
Acked-by: Florian Fainelli <florian@openwrt.org>
Signed-off-by: David S. Miller <davem@davemloft.net>
David S. Miller [Fri, 27 Mar 2009 05:45:23 +0000 (22:45 -0700)]
Merge branch 'master' of git://git./linux/kernel/git/kaber/nf-next-2.6
Herbert Xu [Thu, 26 Mar 2009 07:59:10 +0000 (00:59 -0700)]
GRO: Disable GRO on legacy netif_rx path
When I fixed the GRO crash in the legacy receive path I used
napi_complete to replace __napi_complete. Unfortunately they're
not the same when NETPOLL is enabled, which may result in us
not calling __napi_complete at all.
What's more, we really do need to keep the __napi_complete call
within the IRQ-off section since in theory an IRQ can occur in
between and fill up the backlog to the maximum, causing us to
lock up.
Since we can't seem to find a fix that works properly right now,
this patch reverts all the GRO support from the netif_rx path.
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
Signed-off-by: David S. Miller <davem@davemloft.net>
Roland Dreier [Thu, 26 Mar 2009 23:25:49 +0000 (16:25 -0700)]
RDMA/nes: Fix mis-merge
When net-next and infiniband were merged upstream, each branch deleted
one of a pair of adjacent lines from nes_nic.c, but when Linus fixed the
conflict up, he brought back both of the lines. Fix up to the intended
final tree state.
Signed-off-by: Roland Dreier <rolandd@cisco.com>
Acked-by: David S. Miller <davem@davemloft.net>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
David Miller [Thu, 26 Mar 2009 23:44:17 +0000 (16:44 -0700)]
sparc64: Fix build of timer_interrupt().
arch/sparc/kernel/time_64.c: In function ‘timer_interrupt’:
arch/sparc/kernel/time_64.c:732: error: ‘struct kernel_stat’ has no member named ‘irqs’
make[1]: *** [arch/sparc/kernel/time_64.o] Error 1
Signed-off-by: David S. Miller <davem@davemloft.net>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Linus Torvalds [Thu, 26 Mar 2009 23:18:17 +0000 (16:18 -0700)]
Merge branch 'for-linus' of git://git./linux/kernel/git/penberg/slab-2.6
* 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/penberg/slab-2.6:
slob: fix lockup in slob_free()
slub: use get_track()
slub: rename calculate_min_partial() to set_min_partial()
slub: add min_partial sysfs tunable
slub: move min_partial to struct kmem_cache
SLUB: Fix default slab order for big object sizes
SLUB: Do not pass 8k objects through to the page allocator
SLUB: Introduce and use SLUB_MAX_SIZE and SLUB_PAGE_SHIFT constants
slob: clean up the code
SLUB: Use ->objsize from struct kmem_cache_cpu in slab_free()
Linus Torvalds [Thu, 26 Mar 2009 23:15:31 +0000 (16:15 -0700)]
Merge branch 'for-linus' of git://git./linux/kernel/git/geert/linux-m68k
* 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/geert/linux-m68k:
m68k: irq_node.handler() should return irqreturn_t
m68k: section mismatch fixes: Atari SCSI
m68k: section mismatch fixes: DMAsound for Atari
MAINTAINERS: Replace dead link to m68k CVS repository by link to new git repository
m68k: mac - Add SWIM floppy support
m68k: mac - Add a new entry in mac_model to identify the floppy controller type.
m68k: Add install target
Linus Torvalds [Thu, 26 Mar 2009 23:14:02 +0000 (16:14 -0700)]
Merge branch 'bkl-removal' of git://git.lwn.net/linux-2.6
* 'bkl-removal' of git://git.lwn.net/linux-2.6:
Rationalize fasync return values
Move FASYNC bit handling to f_op->fasync()
Use f_lock to protect f_flags
Rename struct file->f_ep_lock