Commit Graph

718 Commits

Author SHA1 Message Date
Iain Hunter 1f8665320f wlcore: disable multicast filter in AP mode
Enable AP support for allmulticast for MDNS. It can be enabled by bringing
up the interface with ip command with argument allmulticast on

Signed-off-by: Iain Hunter <i-hunter1@ti.com>
Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
2017-02-15 11:10:41 +02:00
David S. Miller 0d2164af26 Some more updates:
* use shash in mac80211 crypto code where applicable
  * some documentation fixes
  * pass RSSI levels up in change notifications
  * remove unused rfkill-regulator
  * various other cleanups
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Merge tag 'mac80211-next-for-davem-2017-02-09' of git://git.kernel.org/pub/scm/linux/kernel/git/jberg/mac80211-next

Johannes Berg says:

====================
Some more updates:
 * use shash in mac80211 crypto code where applicable
 * some documentation fixes
 * pass RSSI levels up in change notifications
 * remove unused rfkill-regulator
 * various other cleanups
====================

Signed-off-by: David S. Miller <davem@davemloft.net>
2017-02-10 14:31:51 -05:00
Andrzej Zaborowski 769f07d8f0 mac80211: Pass new RSSI level in CQM RSSI notification
Extend ieee80211_cqm_rssi_notify with a rssi_level parameter so that
this information can be passed to netlink clients in the next patch, if
available.  Most drivers will have this value at hand.  wl1251 receives
events from the firmware that only tell it whether latest measurement
is above or below threshold so we don't pass any value at this time
(parameter is 0).

Signed-off-by: Andrew Zaborowski <andrew.zaborowski@intel.com>
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
2017-02-08 10:43:04 +01:00
Guy Mishol 64ad08605e wlcore: print the sdio buffer after reading it
fix an issue where we printed the sdio buffer before
actually read it.

Signed-off-by: Guy Mishol <guym@ti.com>
Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
2017-01-28 09:11:08 +02:00
David S. Miller 85eb018fec wireless-drivers-next patches for 4.11
The most notable change here is the inclusion of airtime fairness
 scheduling to ath9k. It prevents slow clients from hogging all the
 airtime and unfairly slowing down faster clients.
 
 Otherwise smaller changes and cleanup.
 
 Major changes:
 
 ath9k
 
 * cleanup eeprom endian handling
 * add airtime fairness scheduling
 
 ath10k
 
 * fix issues for new QCA9377 firmware version
 * support dev_coredump() for firmware crash dump
 * enable channel 169 on 5 GHz band
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Merge tag 'wireless-drivers-next-for-davem-2017-01-02' of git://git.kernel.org/pub/scm/linux/kernel/git/kvalo/wireless-drivers-next

Kalle Valo says:

====================
wireless-drivers-next patches for 4.11

The most notable change here is the inclusion of airtime fairness
scheduling to ath9k. It prevents slow clients from hogging all the
airtime and unfairly slowing down faster clients.

Otherwise smaller changes and cleanup.

Major changes:

ath9k

* cleanup eeprom endian handling
* add airtime fairness scheduling

ath10k

* fix issues for new QCA9377 firmware version
* support dev_coredump() for firmware crash dump
* enable channel 169 on 5 GHz band
====================

Signed-off-by: David S. Miller <davem@davemloft.net>
2017-01-02 15:23:34 -05:00
Colin Ian King a60db8e703 wlcore: fix spelling mistake in wl1271_warning
trivial fix to spelling mistake of function name in wl1271_warning,
should be dynamic_ps_timeout instead of dyanmic_ps_timeout.

Signed-off-by: Colin Ian King <colin.king@canonical.com>
Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
2017-01-01 20:53:44 +02:00
Michael S. Tsirkin 6bdf1e0efb Makefile: drop -D__CHECK_ENDIAN__ from cflags
That's the default now, no need for makefiles to set it.

Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
Acked-by: Kalle Valo <kvalo@codeaurora.org>
Acked-by: Marcel Holtmann <marcel@holtmann.org>
Acked-by: Marc Kleine-Budde <mkl@pengutronix.de>
Acked-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Acked-by: Arend van Spriel <arend.vanspriel@broadcom.com>
2016-12-16 00:13:43 +02:00
David S. Miller 33f8a0458b wireless-drivers-next patches for 4.10
Major changes:
 
 iwlwifi
 
 * finalize and enable dynamic queue allocation
 * use dev_coredumpmsg() to prevent locking the driver
 * small fix to pass the AID to the FW
 * use FW PS decisions with multi-queue
 
 ath9k
 
 * add device tree bindings
 * switch to use mac80211 intermediate software queues to reduce
   latency and fix bufferbloat
 
 wl18xx
 
 * allow scanning in AP mode
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Merge tag 'wireless-drivers-next-for-davem-2016-11-25' of git://git.kernel.org/pub/scm/linux/kernel/git/kvalo/wireless-drivers-next

Kalle Valo says:

====================
wireless-drivers-next patches for 4.10

Major changes:

iwlwifi

* finalize and enable dynamic queue allocation
* use dev_coredumpmsg() to prevent locking the driver
* small fix to pass the AID to the FW
* use FW PS decisions with multi-queue

ath9k

* add device tree bindings
* switch to use mac80211 intermediate software queues to reduce
  latency and fix bufferbloat

wl18xx

* allow scanning in AP mode
====================

Signed-off-by: David S. Miller <davem@davemloft.net>
2016-11-27 20:26:59 -05:00
James Minor 87016f5eb1 wlcore: Allow scans when in AP mode
When in AP mode, scans can be done without changing firmware to
the multi-role firmware. Allow the interface to scan if forced
in the scan request.

Signed-off-by: James Minor <james.minor@ni.com>
Signed-off-by: Xander Huff <xander.huff@ni.com>
Reviewed-by: Ben Shelton <ben.shelton@ni.com>
Reviewed-by: Jaeden Amero <jaeden.amero@ni.com>
Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
2016-11-17 08:43:05 +02:00
Maxim Altshul e7ee74b56f wlcore: Add RX_BA_WIN_SIZE_CHANGE_EVENT event
This event is used by the Firmware to limit the RX BA win size
for a specific link.

The event handler updates the new size in the mac's sta->sta struct.

BA sessions opened for that link will use the new restricted
win_size. This limitation remains until a new update is received or
until the link is closed.

Signed-off-by: Maxim Altshul <maxim.altshul@ti.com>
Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
2016-11-17 08:38:05 +02:00
Maxim Altshul 42c7372a11 wlcore: Pass win_size taken from ieee80211_sta to FW
When starting a new BA session, we must pass the win_size to the FW.

To do this we take max_rx_aggregation_subframes (BA RX win size)
which is stored in ieee80211_sta structure (e.g per link and not per HW)

We will use the value stored per link when passing the win_size to
firmware through the ACX_BA_SESSION_RX_SETUP command.

Signed-off-by: Maxim Altshul <maxim.altshul@ti.com>
Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
2016-11-17 08:38:04 +02:00
David S. Miller 27058af401 Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/net
Mostly simple overlapping changes.

For example, David Ahern's adjacency list revamp in 'net-next'
conflicted with an adjacency list traversal bug fix in 'net'.

Signed-off-by: David S. Miller <davem@davemloft.net>
2016-10-30 12:42:58 -04:00
Sara Sharon f3fe4e93dd mac80211: add a HW flag for supporting HW TX fragmentation
Currently mac80211 determines whether HW does fragmentation
by checking whether the set_frag_threshold callback is set
or not.
However, some drivers may want to set the HW fragmentation
capability depending on HW generation.
Allow this by checking a HW flag instead of checking the
callback.

Signed-off-by: Sara Sharon <sara.sharon@intel.com>
[added the flag to ath10k and wlcore]
Signed-off-by: Luca Coelho <luciano.coelho@intel.com>
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
2016-10-19 12:12:44 +02:00
Wei Yongjun f38b7c2547 wlcore: sdio: drop kfree for memory allocated with devm_kzalloc
It's not necessary to free memory allocated with devm_kzalloc
and using kfree leads to a double free.

Fixes: d776fc86b8 ("wlcore: sdio: Populate config firmware data")
Signed-off-by: Wei Yongjun <weiyongjun1@huawei.com>
Acked-by: Tony Lindgren <tony@atomide.com>
Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
2016-10-05 19:05:14 +03:00
Tony Lindgren 33e40d025e wlcore: wl18xx: Use chip specific configuration firmware
Use the wl18xx specific config firmware we now have available.

Signed-off-by: Tony Lindgren <tony@atomide.com>
Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
2016-09-26 18:13:45 +03:00
Tony Lindgren 3e1ac93268 wlcore: Fix config firmware loading issues
Booting multiple wl12xx and wl18xx devices using the same rootfs is
a pain. You currently have to symlink the right nvs file depending
on the wl12xx type.

For example, with wl1271-nvs.bin being a symlink to wl127x-nvs.bin
by default and trying to bring up a wl128x based device:

wlcore: ERROR nvs size is not as expected: 1113 != 912
wlcore: ERROR NVS file is needed during boot
wlcore: ERROR NVS file is needed during boot
wlcore: ERROR firmware boot failed despite 3 retries

Note that wl18xx uses a separate config firmware wl18xx-conf.bin
that can be generated with tools using the following two git repos:

git.ti.com/wilink8-wlan/18xx-ti-utils
git.ti.com/wilink8-wlan/wl18xx_fw

So let's not configure the nvs file for wl18xx as it's not needed
AFAIK. If it turns out that we also need the nvs file for wl18xx,
we can just add it to the config firmware data for wl18xx.

Let's fix the issue by using the chip specific config firmware
data, and make sure we produce understandable warnings if something
is missing.

Signed-off-by: Tony Lindgren <tony@atomide.com>
Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
2016-09-26 18:13:45 +03:00
Tony Lindgren c815fdebef wlcore: spi: Populate config firmware data
Configure the config firmware names and make it available
in platform data.

Let's also fix the order of the struct wilink_family_data
while at it.

Signed-off-by: Tony Lindgren <tony@atomide.com>
Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
2016-09-26 18:13:44 +03:00
Tony Lindgren d776fc86b8 wlcore: sdio: Populate config firmware data
Configure the config firmware names and make it available
in platform data.

Signed-off-by: Tony Lindgren <tony@atomide.com>
Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
2016-09-26 18:13:43 +03:00
Tony Lindgren a762bb8ecb wlcore: Prepare family to fix nvs file handling
Move struct wilink_family_data to be available for all TI WLAN
variants. And fix familiy typo, it should be just family.

Looks like wl12xx use two different nvs.bin files and wl18xx
uses a different conf.bin file.

Signed-off-by: Tony Lindgren <tony@atomide.com>
Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
2016-09-26 18:13:43 +03:00
Guy Mishol c5aa954181 wl18xx: add time sync configuration api
Add time sync configuration api.
The new api allows to configure the synchronization
mode (STA/AP/MESH) and (in case of Mesh mode) the
master address of each zone.

Signed-off-by: Guy Mishol <guym@ti.com>
Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
2016-09-03 20:02:34 +03:00
Maxim Altshul d8c872b57e wlcore: Remove wl pointer from wl_sta structure
This field was added to wl_sta struct to get hw in situations
where it was not given to driver by mac80211. In our case,
get_expected_throughput op did not send hw to driver.

This patch reverts the change, as it is no longer needed due to commit
4fdbc67a25 ("mac80211: call get_expected_throughput only after adding
station") as hw is now sent as a parameter.

Signed-off-by: Maxim Altshul <maxim.altshul@ti.com>
Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
2016-09-03 19:55:24 +03:00
Wei Yongjun 4ad0579a28 wlcore: spi: fix non static symbol warning
Fixes the following sparse warning:

drivers/net/wireless/ti/wlcore/spi.c:87:34: warning:
 symbol 'wilink_data' was not declared. Should it be static?

Signed-off-by: Wei Yongjun <weiyj.lk@gmail.com>
Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
2016-09-03 12:55:43 +03:00
Maxim Altshul 2439ca0402 mac80211: Add ieee80211_hw pointer to get_expected_throughput
The variable is added to allow the driver an easy access to
it's own hw->priv when the op is invoked.

This fixes a crash in wlcore because it was relying on a
station pointer that wasn't initialized yet. It's the wrong
way to fix the crash, but it solves the problem for now and
it does make sense to have the hw pointer here.

Signed-off-by: Maxim Altshul <maxim.altshul@ti.com>
[rewrite commit message, fix indentation]
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
2016-08-05 14:23:25 +02:00
Reizer, Eyal cb6a115188 wlcore: spi: fix build warning caused by redundant variable
The ret variable is unused in wlcore_probe_of()
Remove it for fixing build warning.

Fixes: 01efe65aba ("wlcore: spi: add wl18xx support")
Signed-off-by: Eyal Reizer <eyalr@ti.com>
Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
2016-07-20 21:09:13 +03:00
Eyal Reizer 01efe65aba wlcore: spi: add wl18xx support
Add support for using with both wl12xx and wl18xx.

- all wilink family needs special init command for entering wspi mode.
  extra clock cycles should be sent after the spi init command while the
  cs pin is high.
- Use inverted chip select for sending a dummy 4 bytes command that
  completes the init stage.

Signed-off-by: Eyal Reizer <eyalr@ti.com>
Acked-by: Rob Herring <robh@kernel.org>
Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
2016-07-19 21:16:04 +03:00
Maxim Altshul 5f6d4ca3c1 wlcore: Add support for get_expected_throughput opcode
Adding this opcode, allows the TI wireless driver,
to report throughput directly from FW to mac80211.

This is used mainly for mesh metric calculation.

Signed-off-by: Maxim Altshul <maxim.altshul@ti.com>
[kvalo@codeaurora.org: fix indentation]
Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
2016-07-18 22:37:33 +03:00
Maxim Altshul 88f07e70d1 wlcore/wl18xx: Add functionality to accept TX rate per link
FW will provide a TX rate per link for each FW status,
and wlcore will be able to store the information for
the use of the mesh hwmp module.

This is used mainly in mesh.
Rates are reported when a mesh interface is up.

Signed-off-by: Maxim Altshul <maxim.altshul@ti.com>
Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
2016-07-18 22:35:34 +03:00
Maital Hahn c0174ee280 wlcore/wl18xx: mesh: added initial mesh support for wl8
1. Added support for interface and role of mesh type.
2. Enabled enable/start of mesh-point role,
   and opening and closing a connection with a mesh peer.
3. Added multirole combination of mesh and ap
   under the same limits of dual ap mode.
4. Add support for 'sta_rc_update' opcode for mesh IF.
   The 'sta_rc_update' opcode is being used in mesh_plink.c.
Add support in wlcore to handle this opcode correctly for mesh
(as opposed to current implementation that handles STA only).
5. Bumped the firmware version to support new Mesh functionality

Signed-off-by: Maital Hahn <maitalm@ti.com>
Signed-off-by: Yaniv Machani <yanivma@ti.com>
Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
2016-07-18 22:33:26 +03:00
David S. Miller 88b3ec5274 wireless-drivers-next patches for 4.8
Major changes:
 
 iwlwifi
 
 * more work on the RX path for the 9000 device series
 * some more dynamic queue allocation work
 * SAR BIOS implementation
 * some work on debugging capabilities
 * added support for GCMP encryption
 * data path rework in preparation for new HW
 * some cleanup to remove transport dependency on mac80211
 * support for MSIx in preparation for new HW
 * lots of work in preparation for HW support (9000 and a000 series)
 
 mwifiex
 
 * implement get_tx_power and get_antenna cfg80211 operation callbacks
 
 wl18xx
 
 * add support for 64bit clock
 
 rtl8xxxu
 
 * aggregation support (optional for now)
 
 Also wireless-drivers is merged to fix some conflicts.
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Merge tag 'wireless-drivers-next-for-davem-2016-07-13' of git://git.kernel.org/pub/scm/linux/kernel/git/kvalo/wireless-drivers-next

Kalle Valo says:

====================
wireless-drivers-next patches for 4.8

Major changes:

iwlwifi

* more work on the RX path for the 9000 device series
* some more dynamic queue allocation work
* SAR BIOS implementation
* some work on debugging capabilities
* added support for GCMP encryption
* data path rework in preparation for new HW
* some cleanup to remove transport dependency on mac80211
* support for MSIx in preparation for new HW
* lots of work in preparation for HW support (9000 and a000 series)

mwifiex

* implement get_tx_power and get_antenna cfg80211 operation callbacks

wl18xx

* add support for 64bit clock

rtl8xxxu

* aggregation support (optional for now)

Also wireless-drivers is merged to fix some conflicts.
====================

Signed-off-by: David S. Miller <davem@davemloft.net>
2016-07-14 16:32:27 -07:00
Machani, Yaniv 585dfe813f wlcore: time sync : add support for 64 bit clock
Changed the configuration to support 64bit instead of 32bit
this in order to offload the driver from handling a wraparound.

Signed-off-by: Yaniv Machani <yanivma@ti.com>
Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
2016-07-08 13:00:08 +03:00
Avraham Stern 7947d3e075 mac80211: Add support for beacon report radio measurement
Add the following to support beacon report radio measurement
with the measurement mode field set to passive or active:
1. Propagate the required scan duration to the device
2. Report the scan start time (in terms of TSF)
3. Report each BSS's detection time (also in terms of TSF)

TSF times refer to the BSS that the interface that requested the
scan is connected to.

Signed-off-by: Assaf Krauss <assaf.krauss@intel.com>
Signed-off-by: Avraham Stern <avraham.stern@intel.com>
[changed ath9k/10k, at76c59x-usb, iwlegacy, wl1251 and wlcore to match
the new API]
Signed-off-by: Luca Coelho <luciano.coelho@intel.com>
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
2016-07-06 14:53:19 +02:00
Guy Mishol 535633a5ba wlcore: reconfigure sta rates on authorization
Since stations can now be added before association
(NL80211_FEATURE_FULL_AP_CLIENT_STATE support),
no supported rates are set when the station is added
to the fw, resulting in fw recovery.

Fix it by first configuring the AP basic rates as
the station configured rates (when the station is
first added to the driver), and after the station
was authorized re-configure it, now with the actual
supported rates.

Signed-off-by: Guy Mishol <guym@ti.com>
Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
2016-06-29 19:03:16 +03:00
Bruno Herrera 6edc119ed3 wlcore: sdio: Fix crash on wlcore_probe_of when failing to parse/map irq
pdev_data pointer is being freed with kfree but the pointer is not dynamic allocated.

Signed-off-by: Bruno Herrera <bruherrera@gmail.com>
Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
2016-06-29 18:45:19 +03:00
Arnd Bergmann 287980e49f remove lots of IS_ERR_VALUE abuses
Most users of IS_ERR_VALUE() in the kernel are wrong, as they
pass an 'int' into a function that takes an 'unsigned long'
argument. This happens to work because the type is sign-extended
on 64-bit architectures before it gets converted into an
unsigned type.

However, anything that passes an 'unsigned short' or 'unsigned int'
argument into IS_ERR_VALUE() is guaranteed to be broken, as are
8-bit integers and types that are wider than 'unsigned long'.

Andrzej Hajda has already fixed a lot of the worst abusers that
were causing actual bugs, but it would be nice to prevent any
users that are not passing 'unsigned long' arguments.

This patch changes all users of IS_ERR_VALUE() that I could find
on 32-bit ARM randconfig builds and x86 allmodconfig. For the
moment, this doesn't change the definition of IS_ERR_VALUE()
because there are probably still architecture specific users
elsewhere.

Almost all the warnings I got are for files that are better off
using 'if (err)' or 'if (err < 0)'.
The only legitimate user I could find that we get a warning for
is the (32-bit only) freescale fman driver, so I did not remove
the IS_ERR_VALUE() there but changed the type to 'unsigned long'.
For 9pfs, I just worked around one user whose calling conventions
are so obscure that I did not dare change the behavior.

I was using this definition for testing:

 #define IS_ERR_VALUE(x) ((unsigned long*)NULL == (typeof (x)*)NULL && \
       unlikely((unsigned long long)(x) >= (unsigned long long)(typeof(x))-MAX_ERRNO))

which ends up making all 16-bit or wider types work correctly with
the most plausible interpretation of what IS_ERR_VALUE() was supposed
to return according to its users, but also causes a compile-time
warning for any users that do not pass an 'unsigned long' argument.

I suggested this approach earlier this year, but back then we ended
up deciding to just fix the users that are obviously broken. After
the initial warning that caused me to get involved in the discussion
(fs/gfs2/dir.c) showed up again in the mainline kernel, Linus
asked me to send the whole thing again.

[ Updated the 9p parts as per Al Viro  - Linus ]

Signed-off-by: Arnd Bergmann <arnd@arndb.de>
Cc: Andrzej Hajda <a.hajda@samsung.com>
Cc: Andrew Morton <akpm@linux-foundation.org>
Link: https://lkml.org/lkml/2016/1/7/363
Link: https://lkml.org/lkml/2016/5/27/486
Acked-by: Srinivas Kandagatla <srinivas.kandagatla@linaro.org> # For nvmem part
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
2016-05-27 15:26:11 -07:00
Guy Mishol 6fe813e3d5 wlcore/wl12xx: Fix fw logger over sdio
The commit fb724ed5c6 ("wlcore: Fix regression in
wlcore_set_partition()") fixed wl12xx functionality.
However, it reverted the support in fw logger
over sdio in wl18xx.

This patch reverts the changes made and also fixes
the original functionality issue introduced in wl12xx.

Fixes: fb724ed5c6 ("wlcore: Fix regression in wlcore_set_partition()")
Signed-off-by: Guy Mishol <guym@ti.com>
Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
2016-05-11 21:26:15 +03:00
Johannes Berg 57fbcce37b cfg80211: remove enum ieee80211_band
This enum is already perfectly aliased to enum nl80211_band, and
the only reason for it is that we get IEEE80211_NUM_BANDS out of
it. There's no really good reason to not declare the number of
bands in nl80211 though, so do that and remove the cfg80211 one.

Signed-off-by: Johannes Berg <johannes.berg@intel.com>
2016-04-12 15:56:15 +02:00
Geliang Tang d1162f0283 wl1251: use to_delayed_work()
Use to_delayed_work() instead of open-coding it.

Signed-off-by: Geliang Tang <geliangtang@163.com>
[Update commit message]
Signed-off-by: Julian Calaby <julian.calaby@gmail.com>
Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
2016-04-07 19:37:37 +03:00
Geliang Tang 61383412f0 wlcore: use to_delayed_work()
Use to_delayed_work() instead of open-coding it.

Signed-off-by: Geliang Tang <geliangtang@163.com>
[Update commit message]
Signed-off-by: Julian Calaby <julian.calaby@gmail.com>
Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
2016-04-07 19:37:35 +03:00
Colin Ian King e32993eb3a wl12xx: remove redundant null check on wl->scan.ssid
ssid is an array of u8, so it can never be null, so the null check on
wl->scan.ssid is redundant and can be removed.

Signed-off-by: Colin Ian King <colin.king@canonical.com>
Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
2016-04-06 21:39:23 +03:00
Eliad Peller 8cf77e176f wlcore/wl18xx: add radar_debug_mode handling
Add debugfs key (under CFG80211_CERTIFICATION_ONUS
configuration) to set/clear radar_debug_mode.
In this mode, the driver simply ignores radar
events (but prints them).

The fw is notified about this mode through
a special generic_cfg_feature command.

This mode is relevant only for ap mode. look for
it when initializing ap vif.

Signed-off-by: Eliad Peller <eliad@wizery.com>
Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
2016-03-10 15:00:23 +02:00
Eliad Peller 87cba16960 wlcore: don't WARN_ON in case of existing ROC
When working with AP + P2P, it's possible to get into
a state when the AP is in ROC (due to assiciating station)
while trying to ROC on the P2P interface.

Replace the WARN_ON with wl1271_error to avoid warnings
in this case.

Signed-off-by: Eliad Peller <eliad@wizery.com>
Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
2016-03-10 15:00:20 +02:00
David S. Miller d67703fced Here's another round of updates for -next:
* big A-MSDU RX performance improvement (avoid linearize of paged RX)
  * rfkill changes: cleanups, documentation, platform properties
  * basic PBSS support in cfg80211
  * MU-MIMO action frame processing support
  * BlockAck reordering & duplicate detection offload support
  * various cleanups & little fixes
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Merge tag 'mac80211-next-for-davem-2016-02-26' of git://git.kernel.org/pub/scm/linux/kernel/git/jberg/mac80211-next

Johannes Berg says:

====================
Here's another round of updates for -next:
 * big A-MSDU RX performance improvement (avoid linearize of paged RX)
 * rfkill changes: cleanups, documentation, platform properties
 * basic PBSS support in cfg80211
 * MU-MIMO action frame processing support
 * BlockAck reordering & duplicate detection offload support
 * various cleanups & little fixes
====================

Signed-off-by: David S. Miller <davem@davemloft.net>
2016-03-01 17:03:27 -05:00
David S. Miller b633353115 Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/net
Conflicts:
	drivers/net/phy/bcm7xxx.c
	drivers/net/phy/marvell.c
	drivers/net/vxlan.c

All three conflicts were cases of simple overlapping changes.

Signed-off-by: David S. Miller <davem@davemloft.net>
2016-02-23 00:09:14 -05:00
Emil Goode fb724ed5c6 wlcore: Fix regression in wlcore_set_partition()
The commit 3719c17e18 ("wlcore/wl18xx: fw logger over sdio") introduced a
regression causing the wlcore to time out and go into recovery. Reverting the
changes regarding write of the last partition size brings the module back to
it's functional state.

Fixes: 3719c17e18 ("wlcore/wl18xx: fw logger over sdio")
Reported-by: Ross Green <rgkernel@gmail.com>
Signed-off-by: Emil Goode <emil.fsw@goode.io>
[kvalo@codeaurora.org: improved commit log]
Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
2016-02-12 11:44:47 +02:00
Andrzej Hajda 68f37e5d7a wlcore: fix error handling in wlcore_event_fw_logger
wlcore_read/wlcore_write can return negative values so it should
be assigned to signed variable.

The problem has been detected using proposed semantic patch
scripts/coccinelle/tests/unsigned_lesser_than_zero.cocci [1].

[1]: http://permalink.gmane.org/gmane.linux.kernel/2120705

Fixes: 3719c17e18 ("wlcore/wl18xx: fw logger over sdio")
Signed-off-by: Andrzej Hajda <a.hajda@samsung.com>
Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
2016-01-29 11:14:57 +02:00
Uri Mashiach 04654c3861 wlcore/wl12xx: spi: add device tree support
Add DT support for the wl1271 SPI WiFi.

Add documentation file for the wl1271 SPI WiFi.

Signed-off-by: Uri Mashiach <uri.mashiach@compulab.co.il>
Acked-by: Rob Herring <robh@kernel.org>
Tested-By: Sebastian Reichel <sre@kernel.org>
Reviewed-by: Grygorii Strashko <grygorii.strashko@ti.com>
Acked-by: Igor Grinberg <grinberg@compulab.co.il>
Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
2016-01-29 11:10:10 +02:00
Uri Mashiach 4c1ce07bcf wlcore/wl12xx: spi: add power operation function
The power function uses a consumer regulator access to update the WiFi
enable GPIO value.

Signed-off-by: Uri Mashiach <uri.mashiach@compulab.co.il>
Tested-By: Sebastian Reichel <sre@kernel.org>
Reviewed-by: Grygorii Strashko <grygorii.strashko@ti.com>
Acked-by: Igor Grinberg <grinberg@compulab.co.il>
Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
2016-01-29 11:10:09 +02:00
Sara Sharon 50ea05efaf mac80211: pass block ack session timeout to to driver
Currently mac80211 does not inform the driver of the session
block ack timeout when starting a rx aggregation session.
Drivers that manage the reorder buffer need to know this
parameter.
Seeing that there are now too many arguments for the
drv_ampdu_action() function, wrap them inside a structure.

Signed-off-by: Sara Sharon <sara.sharon@intel.com>
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
2016-01-14 11:13:17 +01:00
Linus Torvalds aee3bfa330 Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/net-next
Pull networking updates from Davic Miller:

 1) Support busy polling generically, for all NAPI drivers.  From Eric
    Dumazet.

 2) Add byte/packet counter support to nft_ct, from Floriani Westphal.

 3) Add RSS/XPS support to mvneta driver, from Gregory Clement.

 4) Implement IPV6_HDRINCL socket option for raw sockets, from Hannes
    Frederic Sowa.

 5) Add support for T6 adapter to cxgb4 driver, from Hariprasad Shenai.

 6) Add support for VLAN device bridging to mlxsw switch driver, from
    Ido Schimmel.

 7) Add driver for Netronome NFP4000/NFP6000, from Jakub Kicinski.

 8) Provide hwmon interface to mlxsw switch driver, from Jiri Pirko.

 9) Reorganize wireless drivers into per-vendor directories just like we
    do for ethernet drivers.  From Kalle Valo.

10) Provide a way for administrators "destroy" connected sockets via the
    SOCK_DESTROY socket netlink diag operation.  From Lorenzo Colitti.

11) Add support to add/remove multicast routes via netlink, from Nikolay
    Aleksandrov.

12) Make TCP keepalive settings per-namespace, from Nikolay Borisov.

13) Add forwarding and packet duplication facilities to nf_tables, from
    Pablo Neira Ayuso.

14) Dead route support in MPLS, from Roopa Prabhu.

15) TSO support for thunderx chips, from Sunil Goutham.

16) Add driver for IBM's System i/p VNIC protocol, from Thomas Falcon.

17) Rationalize, consolidate, and more completely document the checksum
    offloading facilities in the networking stack.  From Tom Herbert.

18) Support aborting an ongoing scan in mac80211/cfg80211, from
    Vidyullatha Kanchanapally.

19) Use per-bucket spinlock for bpf hash facility, from Tom Leiming.

* git://git.kernel.org/pub/scm/linux/kernel/git/davem/net-next: (1375 commits)
  net: bnxt: always return values from _bnxt_get_max_rings
  net: bpf: reject invalid shifts
  phonet: properly unshare skbs in phonet_rcv()
  dwc_eth_qos: Fix dma address for multi-fragment skbs
  phy: remove an unneeded condition
  mdio: remove an unneed condition
  mdio_bus: NULL dereference on allocation error
  net: Fix typo in netdev_intersect_features
  net: freescale: mac-fec: Fix build error from phy_device API change
  net: freescale: ucc_geth: Fix build error from phy_device API change
  bonding: Prevent IPv6 link local address on enslaved devices
  IB/mlx5: Add flow steering support
  net/mlx5_core: Export flow steering API
  net/mlx5_core: Make ipv4/ipv6 location more clear
  net/mlx5_core: Enable flow steering support for the IB driver
  net/mlx5_core: Initialize namespaces only when supported by device
  net/mlx5_core: Set priority attributes
  net/mlx5_core: Connect flow tables
  net/mlx5_core: Introduce modify flow table command
  net/mlx5_core: Managing root flow table
  ...
2016-01-12 18:57:02 -08:00
Uri Mashiach e47301b06d wlcore/wl12xx: spi: fix NULL pointer dereference (Oops)
Fix the below Oops when trying to modprobe wlcore_spi.
The oops occurs because the wl1271_power_{off,on}()
function doesn't check the power() function pointer.

[   23.401447] Unable to handle kernel NULL pointer dereference at
virtual address 00000000
[   23.409954] pgd = c0004000
[   23.412922] [00000000] *pgd=00000000
[   23.416693] Internal error: Oops: 80000007 [#1] SMP ARM
[   23.422168] Modules linked in: wl12xx wlcore mac80211 cfg80211
musb_dsps musb_hdrc usbcore usb_common snd_soc_simple_card evdev joydev
omap_rng wlcore_spi snd_soc_tlv320aic23_i2c rng_core snd_soc_tlv320aic23
c_can_platform c_can can_dev snd_soc_davinci_mcasp snd_soc_edma
snd_soc_omap omap_wdt musb_am335x cpufreq_dt thermal_sys hwmon
[   23.453253] CPU: 0 PID: 36 Comm: kworker/0:2 Not tainted
4.2.0-00002-g951efee-dirty #233
[   23.461720] Hardware name: Generic AM33XX (Flattened Device Tree)
[   23.468123] Workqueue: events request_firmware_work_func
[   23.473690] task: de32efc0 ti: de4ee000 task.ti: de4ee000
[   23.479341] PC is at 0x0
[   23.482112] LR is at wl12xx_set_power_on+0x28/0x124 [wlcore]
[   23.488074] pc : [<00000000>]    lr : [<bf2581f0>]    psr: 60000013
[   23.488074] sp : de4efe50  ip : 00000002  fp : 00000000
[   23.500162] r10: de7cdd00  r9 : dc848800  r8 : bf27af00
[   23.505663] r7 : bf27a1a8  r6 : dcbd8a80  r5 : dce0e2e0  r4 :
dce0d2e0
[   23.512536] r3 : 00000000  r2 : 00000000  r1 : 00000001  r0 :
dc848810
[   23.519412] Flags: nZCv  IRQs on  FIQs on  Mode SVC_32  ISA ARM
Segment kernel
[   23.527109] Control: 10c5387d  Table: 9cb78019  DAC: 00000015
[   23.533160] Process kworker/0:2 (pid: 36, stack limit = 0xde4ee218)
[   23.539760] Stack: (0xde4efe50 to 0xde4f0000)

[...]

[   23.665030] [<bf2581f0>] (wl12xx_set_power_on [wlcore]) from
[<bf25f7ac>] (wlcore_nvs_cb+0x118/0xa4c [wlcore])
[   23.675604] [<bf25f7ac>] (wlcore_nvs_cb [wlcore]) from [<c04387ec>]
(request_firmware_work_func+0x30/0x58)
[   23.685784] [<c04387ec>] (request_firmware_work_func) from
[<c0058e2c>] (process_one_work+0x1b4/0x4b4)
[   23.695591] [<c0058e2c>] (process_one_work) from [<c0059168>]
(worker_thread+0x3c/0x4a4)
[   23.704124] [<c0059168>] (worker_thread) from [<c005ee68>]
(kthread+0xd4/0xf0)
[   23.711747] [<c005ee68>] (kthread) from [<c000f598>]
(ret_from_fork+0x14/0x3c)
[   23.719357] Code: bad PC value
[   23.722760] ---[ end trace 981be8510db9b3a9 ]---

Prevent oops by validationg power() pointer value before
calling the function.

Signed-off-by: Uri Mashiach <uri.mashiach@compulab.co.il>
Cc: stable@vger.kernel.org
Acked-by: Igor Grinberg <grinberg@compulab.co.il>
Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
2015-12-31 10:21:41 +02:00