openwrt/staging/blogic.git
12 years agoBluetooth: AMP: Mark controller radio powered down after HCIDEVDOWN
Andrei Emeltchenko [Wed, 28 Nov 2012 15:59:42 +0000 (17:59 +0200)]
Bluetooth: AMP: Mark controller radio powered down after HCIDEVDOWN

After getting HCIDEVDOWN controller did not mark itself as 0x00 which
means: "The Controller radio is available but is currently physically
powered down". The result was even if the hdev was down we return
in controller list value 0x01 "status 0x01 (Bluetooth only)".

Signed-off-by: Andrei Emeltchenko <andrei.emeltchenko@intel.com>
Signed-off-by: Gustavo Padovan <gustavo.padovan@collabora.co.uk>
12 years agoBluetooth: Refactor l2cap_send_disconn_req
Andrei Emeltchenko [Wed, 28 Nov 2012 15:59:39 +0000 (17:59 +0200)]
Bluetooth: Refactor l2cap_send_disconn_req

l2cap_send_disconn_req takes 3 parameters of which conn might be
derived from chan. Make this conversion inside l2cap_send_disconn_req.

Signed-off-by: Andrei Emeltchenko <andrei.emeltchenko@intel.com>
Signed-off-by: Gustavo Padovan <gustavo.padovan@collabora.co.uk>
12 years agoBluetooth: Move double negation to macros
Gustavo Padovan [Fri, 23 Nov 2012 18:50:51 +0000 (16:50 -0200)]
Bluetooth: Move double negation to macros

Some comparisons needs to double negation(!!) in order to make the value
of the field boolean. Add it to the macro makes the code more readable.

Signed-off-by: Gustavo Padovan <gustavo.padovan@collabora.co.uk>
12 years agoBluetooth: Implement deferred sco socket setup
Frédéric Dalleau [Wed, 21 Nov 2012 09:51:12 +0000 (10:51 +0100)]
Bluetooth: Implement deferred sco socket setup

In order to authenticate and configure an incoming SCO connection, the
BT_DEFER_SETUP option was added. This option is intended to defer reply
to Connect Request on SCO sockets.
When a connection is requested, the listening socket is unblocked but
the effective connection setup happens only on first recv. Any send
between accept and recv fails with -ENOTCONN.

Signed-off-by: Frédéric Dalleau <frederic.dalleau@linux.intel.com>
Signed-off-by: Gustavo Padovan <gustavo.padovan@collabora.co.uk>
12 years agoBluetooth: Add BT_DEFER_SETUP option to sco socket
Frédéric Dalleau [Wed, 21 Nov 2012 09:51:11 +0000 (10:51 +0100)]
Bluetooth: Add BT_DEFER_SETUP option to sco socket

This option will set the BT_SK_DEFER_SETUP bit in socket flags.

Signed-off-by: Frédéric Dalleau <frederic.dalleau@linux.intel.com>
Signed-off-by: Gustavo Padovan <gustavo.padovan@collabora.co.uk>
12 years agoBluetooth: cancel power_on work when unregistering the device
Gustavo Padovan [Wed, 21 Nov 2012 02:50:21 +0000 (00:50 -0200)]
Bluetooth: cancel power_on work when unregistering the device

We need to cancel the hci_power_on work in order to avoid it run when we
try to free the hdev.

[ 1434.201149] ------------[ cut here ]------------
[ 1434.204998] WARNING: at lib/debugobjects.c:261 debug_print_object+0x8e/0xb0()
[ 1434.208324] ODEBUG: free active (active state 0) object type: work_struct hint: hci
_power_on+0x0/0x90
[ 1434.210386] Pid: 8564, comm: trinity-child25 Tainted: G        W    3.7.0-rc5-next-
20121112-sasha-00018-g2f4ce0e #127
[ 1434.210760] Call Trace:
[ 1434.210760]  [<ffffffff819f3d6e>] ? debug_print_object+0x8e/0xb0
[ 1434.210760]  [<ffffffff8110b887>] warn_slowpath_common+0x87/0xb0
[ 1434.210760]  [<ffffffff8110b911>] warn_slowpath_fmt+0x41/0x50
[ 1434.210760]  [<ffffffff819f3d6e>] debug_print_object+0x8e/0xb0
[ 1434.210760]  [<ffffffff8376b750>] ? hci_dev_open+0x310/0x310
[ 1434.210760]  [<ffffffff83bf94e5>] ? _raw_spin_unlock_irqrestore+0x55/0xa0
[ 1434.210760]  [<ffffffff819f3ee5>] __debug_check_no_obj_freed+0xa5/0x230
[ 1434.210760]  [<ffffffff83785db0>] ? bt_host_release+0x10/0x20
[ 1434.210760]  [<ffffffff819f4d15>] debug_check_no_obj_freed+0x15/0x20
[ 1434.210760]  [<ffffffff8125eee7>] kfree+0x227/0x330
[ 1434.210760]  [<ffffffff83785db0>] bt_host_release+0x10/0x20
[ 1434.210760]  [<ffffffff81e539e5>] device_release+0x65/0xc0
[ 1434.210760]  [<ffffffff819d3975>] kobject_cleanup+0x145/0x190
[ 1434.210760]  [<ffffffff819d39cd>] kobject_release+0xd/0x10
[ 1434.210760]  [<ffffffff819d33cc>] kobject_put+0x4c/0x60
[ 1434.210760]  [<ffffffff81e548b2>] put_device+0x12/0x20
[ 1434.210760]  [<ffffffff8376a334>] hci_free_dev+0x24/0x30
[ 1434.210760]  [<ffffffff82fd8fe1>] vhci_release+0x31/0x60
[ 1434.210760]  [<ffffffff8127be12>] __fput+0x122/0x250
[ 1434.210760]  [<ffffffff811cab0d>] ? rcu_user_exit+0x9d/0xd0
[ 1434.210760]  [<ffffffff8127bf49>] ____fput+0x9/0x10
[ 1434.210760]  [<ffffffff81133402>] task_work_run+0xb2/0xf0
[ 1434.210760]  [<ffffffff8106cfa7>] do_notify_resume+0x77/0xa0
[ 1434.210760]  [<ffffffff83bfb0ea>] int_signal+0x12/0x17
[ 1434.210760] ---[ end trace a6d57fefbc8a8cc7 ]---

Cc: stable@vger.kernel.org
Reported-by: Sasha Levin <sasha.levin@oracle.com>
Signed-off-by: Gustavo Padovan <gustavo.padovan@collabora.co.uk>
12 years agoBluetooth: Add missing lock nesting notation
Gustavo Padovan [Wed, 21 Nov 2012 01:25:54 +0000 (23:25 -0200)]
Bluetooth: Add missing lock nesting notation

This patch fixes the following report, it happens when accepting rfcomm
connections:

[  228.165378] =============================================
[  228.165378] [ INFO: possible recursive locking detected ]
[  228.165378] 3.7.0-rc1-00536-gc1d5dc4 #120 Tainted: G        W
[  228.165378] ---------------------------------------------
[  228.165378] bluetoothd/1341 is trying to acquire lock:
[  228.165378]  (sk_lock-AF_BLUETOOTH-BTPROTO_RFCOMM){+.+...}, at:
[<ffffffffa0000aa0>] bt_accept_dequeue+0xa0/0x180 [bluetooth]
[  228.165378]
[  228.165378] but task is already holding lock:
[  228.165378]  (sk_lock-AF_BLUETOOTH-BTPROTO_RFCOMM){+.+...}, at:
[<ffffffffa0205118>] rfcomm_sock_accept+0x58/0x2d0 [rfcomm]
[  228.165378]
[  228.165378] other info that might help us debug this:
[  228.165378]  Possible unsafe locking scenario:
[  228.165378]
[  228.165378]        CPU0
[  228.165378]        ----
[  228.165378]   lock(sk_lock-AF_BLUETOOTH-BTPROTO_RFCOMM);
[  228.165378]   lock(sk_lock-AF_BLUETOOTH-BTPROTO_RFCOMM);
[  228.165378]
[  228.165378]  *** DEADLOCK ***
[  228.165378]
[  228.165378]  May be due to missing lock nesting notation

Cc: stable@vger.kernel.org
Signed-off-by: Gustavo Padovan <gustavo.padovan@collabora.co.uk>
12 years agoBluetooth: Remove OOB data if device was discovered in band
Szymon Janc [Tue, 20 Nov 2012 10:38:54 +0000 (11:38 +0100)]
Bluetooth: Remove OOB data if device was discovered in band

OOB authentication mechanism should be used only if pairing process
has been activated by previous OOB information exchange (Core Spec
4.0 , vol. 1, Part A, 5.1.4.3). Stored OOB data for specific device
should be removed if that device was discovered in band later on.

Signed-off-by: Szymon Janc <szymon.janc@tieto.com>
Acked-by: Johan Hedberg <johan.hedberg@intel.com>
Signed-off-by: Gustavo Padovan <gustavo.padovan@collabora.co.uk>
12 years agoBluetooth: AMP: Set no FCS for incoming L2CAP chan
Andrei Emeltchenko [Tue, 20 Nov 2012 15:16:22 +0000 (17:16 +0200)]
Bluetooth: AMP: Set no FCS for incoming L2CAP chan

When receiving L2CAP Create Channel Request set the channel as
L2CAP_FCS_NONE. Then in "L2CAP Config req" following field will
be set: "FCS Option 0x00 (No FCS)". So by default High Speed
channels have no FCS.

Signed-off-by: Andrei Emeltchenko <andrei.emeltchenko@intel.com>
Signed-off-by: Gustavo Padovan <gustavo.padovan@collabora.co.uk>
12 years agoBluetooth: Improve error message printing
Andrei Emeltchenko [Tue, 20 Nov 2012 15:16:21 +0000 (17:16 +0200)]
Bluetooth: Improve error message printing

Instead of printing:
"[ 7763.082007] Bluetooth: 2"
print something like:
"[ 7763.082007] Bluetooth: Trailing bytes: 2 in sframe"

Signed-off-by: Andrei Emeltchenko <andrei.emeltchenko@intel.com>
Signed-off-by: Gustavo Padovan <gustavo.padovan@collabora.co.uk>
12 years agoBluetooth: Set local_amp_id after getting Phylink Completed evt
Andrei Emeltchenko [Tue, 20 Nov 2012 15:16:20 +0000 (17:16 +0200)]
Bluetooth: Set local_amp_id after getting Phylink Completed evt

local_amp_id is used in l2cap_physical_cfm and shall be set up
before calling it.

Signed-off-by: Andrei Emeltchenko <andrei.emeltchenko@intel.com>
Acked-by: Marcel Holtmann <marcel@holtmann.org>
Signed-off-by: Gustavo Padovan <gustavo.padovan@collabora.co.uk>
12 years agoBluetooth: Fix sending L2CAP Create Chan Req
Andrei Emeltchenko [Tue, 20 Nov 2012 15:16:19 +0000 (17:16 +0200)]
Bluetooth: Fix sending L2CAP Create Chan Req

When receiving Physical Link Completed event we need to create L2CAP
channel with L2CAP Create Chan Request. Current code was sending
this command only if connection was pending (which is probably
needed in channel move case). If channel is not moved but created
Create Chan should be sent for outgoing channel which is checked
with BT_CONNECT flag.

Signed-off-by: Andrei Emeltchenko <andrei.emeltchenko@intel.com>
Acked-by: Marcel Holtmann <marcel@holtmann.org>
Signed-off-by: Gustavo Padovan <gustavo.padovan@collabora.co.uk>
12 years agoBluetooth: Increase HCI command tx timeout
Szymon Janc [Mon, 12 Nov 2012 10:01:05 +0000 (11:01 +0100)]
Bluetooth: Increase HCI command tx timeout

Read Local OOB Data command can take more than 1 second on some chips.
e.g. on CSR 0a12:0001 first call to Read Local OOB Data after reset
takes about 1300ms resulting in tx timeout error.

[27698.368655] Bluetooth: hci0 command 0x0c57 tx timeout

2012-10-31 15:53:36.178585 < HCI Command: Read Local OOB Data (0x03|0x0057) plen 0
2012-10-31 15:53:37.496996 > HCI Event: Command Complete (0x0e) plen 36
    Read Local OOB Data (0x03|0x0057) ncmd 1
    status 0x00
    hash 0x92219d9b447f2aa9dc12dda2ae7bae6a
    randomizer 0xb1948d0febe4ea38ce85c4e66313beba

Signed-off-by: Szymon Janc <szymon.janc@tieto.com>
Signed-off-by: Gustavo Padovan <gustavo.padovan@collabora.co.uk>
12 years agoBluetooth: Add support for BCM20702A0 [0b05, 17b5]
Jeff Cook [Fri, 9 Nov 2012 23:39:48 +0000 (16:39 -0700)]
Bluetooth: Add support for BCM20702A0 [0b05, 17b5]

Vendor-specific ID for BCM20702A0.
Support for bluetooth over Asus Wi-Fi GO!, included with Asus P8Z77-V
Deluxe.

T:  Bus=07 Lev=02 Prnt=02 Port=00 Cnt=01 Dev#=  3 Spd=12  MxCh= 0
D:  Ver= 2.00 Cls=ff(vend.) Sub=01 Prot=01 MxPS=64 #Cfgs=  1
P:  Vendor=0b05 ProdID=17b5 Rev=01.12
S:  Manufacturer=Broadcom Corp
S:  Product=BCM20702A0
S:  SerialNumber=94DBC98AC113
C:  #Ifs= 4 Cfg#= 1 Atr=e0 MxPwr=0mA
I:  If#= 0 Alt= 0 #EPs= 3 Cls=ff(vend.) Sub=01 Prot=01 Driver=(none)
I:  If#= 1 Alt= 0 #EPs= 2 Cls=ff(vend.) Sub=01 Prot=01 Driver=(none)
I:  If#= 2 Alt= 0 #EPs= 2 Cls=ff(vend.) Sub=ff Prot=ff Driver=(none)
I:  If#= 3 Alt= 0 #EPs= 0 Cls=fe(app. ) Sub=01 Prot=01 Driver=(none)

Cc: stable@vger.kernel.org
Signed-off-by: Jeff Cook <jeff@deserettechnology.com>
Signed-off-by: Gustavo Padovan <gustavo.padovan@collabora.co.uk>
12 years agoBluetooth: trivial: Use __constant for constants
Andrei Emeltchenko [Wed, 14 Nov 2012 15:39:32 +0000 (17:39 +0200)]
Bluetooth: trivial: Use __constant for constants

Signed-off-by: Andrei Emeltchenko <andrei.emeltchenko@intel.com>
Acked-by: Marcel Holtmann <marcel@holtmann.org>
Signed-off-by: Gustavo Padovan <gustavo.padovan@collabora.co.uk>
12 years agoBluetooth: Disable FCS only for new HS channels
Andrei Emeltchenko [Wed, 14 Nov 2012 15:39:31 +0000 (17:39 +0200)]
Bluetooth: Disable FCS only for new HS channels

Set chan->fcs to L2CAP_FCS_NONE only for new L2CAP channels
(not moved). Other side can still request to use FCS.

Signed-off-by: Andrei Emeltchenko <andrei.emeltchenko@intel.com>
Acked-by: Marcel Holtmann <marcel@holtmann.org>
Signed-off-by: Gustavo Padovan <gustavo.padovan@collabora.co.uk>
12 years agoBluetooth: Refactor locking in amp_physical_cfm
Andrei Emeltchenko [Wed, 14 Nov 2012 15:39:30 +0000 (17:39 +0200)]
Bluetooth: Refactor locking in amp_physical_cfm

Remove locking from l2cap_physical_cfm and lock chan inside
amp_physical_cfm.

Signed-off-by: Andrei Emeltchenko <andrei.emeltchenko@intel.com>
Acked-by: Marcel Holtmann <marcel@holtmann.org>
Signed-off-by: Gustavo Padovan <gustavo.padovan@collabora.co.uk>
12 years agoBluetooth: Remove unneeded local_amp_id initialization
Andrei Emeltchenko [Thu, 15 Nov 2012 16:14:55 +0000 (18:14 +0200)]
Bluetooth: Remove unneeded local_amp_id initialization

local_amp_id is already set in l2cap_connect() which is called several
lines above.

Signed-off-by: Andrei Emeltchenko <andrei.emeltchenko@intel.com>
Acked-by: Marcel Holtmann <marcel@holtmann.org>
Signed-off-by: Gustavo Padovan <gustavo.padovan@collabora.co.uk>
12 years agoBluetooth: Use __l2cap_no_conn_pending helper
Andrei Emeltchenko [Thu, 15 Nov 2012 16:14:53 +0000 (18:14 +0200)]
Bluetooth: Use __l2cap_no_conn_pending helper

Use helper instead of test_bit. This is the only place left using
test CONF_CONNECT_PEND flag.

Signed-off-by: Andrei Emeltchenko <andrei.emeltchenko@intel.com>
Acked-by: Marcel Holtmann <marcel@holtmann.org>
Signed-off-by: Gustavo Padovan <gustavo.padovan@collabora.co.uk>
12 years agoBluetooth: Fix updating advertising state flags and data
Johan Hedberg [Thu, 8 Nov 2012 00:23:01 +0000 (01:23 +0100)]
Bluetooth: Fix updating advertising state flags and data

This patch adds a callback for the HCI_LE_Set_Advertise_Enable command.
The callback is responsible for updating the HCI_LE_PERIPHERAL flag
updating as well as updating the advertising data flags field to
indicate undirected connectable advertising.

Signed-off-by: Johan Hedberg <johan.hedberg@intel.com>
Acked-by: Marcel Holtmann <marcel@holtmann.org>
Signed-off-by: Gustavo Padovan <gustavo.padovan@collabora.co.uk>
12 years agoBluetooth: Add support for setting LE advertising data
Johan Hedberg [Thu, 8 Nov 2012 00:23:00 +0000 (01:23 +0100)]
Bluetooth: Add support for setting LE advertising data

This patch adds support for setting basing LE advertising data. The
three elements supported for now are the advertising flags, the TX power
and the friendly name.

Signed-off-by: Johan Hedberg <johan.hedberg@intel.com>
Acked-by: Marcel Holtmann <marcel@holtmann.org>
Signed-off-by: Gustavo Padovan <gustavo.padovan@collabora.co.uk>
12 years agoBluetooth: Use proper invalid value for tx_power
Johan Hedberg [Thu, 8 Nov 2012 00:22:59 +0000 (01:22 +0100)]
Bluetooth: Use proper invalid value for tx_power

The core specification defines 127 as the "not available" value (well,
"reserved" for BR/EDR and "not available" for LE - but essentially the
same). Therefore, instead of testing for 0 (which is in fact a valid
value) we should be using this invalid value to test if the tx_power is
available.

Signed-off-by: Johan Hedberg <johan.hedberg@intel.com>
Acked-by: Marcel Holtmann <marcel@holtmann.org>
Signed-off-by: Gustavo Padovan <gustavo.padovan@collabora.co.uk>
12 years agoath9k_hw: Program filter coefficients correctly
Sujith Manoharan [Tue, 13 Nov 2012 06:03:53 +0000 (11:33 +0530)]
ath9k_hw: Program filter coefficients correctly

2484 Mhz (Japan) usage requires filter coefficients to
be programmed in the CCK TX FIR registers. This is required
for AR9331, AR9485 and AR9462. Fix this and also remove
a few useless macros and a duplicate variable.

Signed-off-by: Sujith Manoharan <c_manoha@qca.qualcomm.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
12 years agolib80211: hide Kconfig symbol
Johannes Berg [Thu, 15 Nov 2012 23:06:20 +0000 (00:06 +0100)]
lib80211: hide Kconfig symbol

There's no need to ask the user about lib80211
since it will be selected by drivers requiring
it, hide it from Kconfig.

Signed-off-by: Johannes Berg <johannes.berg@intel.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
12 years agomwifiex: don't select lib80211
Johannes Berg [Thu, 15 Nov 2012 23:05:20 +0000 (00:05 +0100)]
mwifiex: don't select lib80211

The driver doesn't use any lib80211 symbols
so it shouldn't select it in Kconfig.

Signed-off-by: Johannes Berg <johannes.berg@intel.com>
Acked-by: Bing Zhao <bzhao@marvell.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
12 years agortlwifi: use eth_zero_addr() to assign zero address
Wei Yongjun [Thu, 15 Nov 2012 13:24:57 +0000 (21:24 +0800)]
rtlwifi: use eth_zero_addr() to assign zero address

Using eth_zero_addr() to assign zero address insetad of
memset() or an inefficient copy from a static array.

Signed-off-by: Wei Yongjun <yongjun_wei@trendmicro.com.cn>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
12 years agonet/wireless: ipw2x00: remove unreachable code
Stanislav Yakovlev [Thu, 15 Nov 2012 03:07:47 +0000 (03:07 +0000)]
net/wireless: ipw2x00: remove unreachable code

Remove unnecessary if statements because libipw_set_geo always
returns success.  Also change function's return value from int
to void.

Signed-off-by: Stanislav Yakovlev <stas.yakovlev@gmail.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
12 years agobrcmfmac: code cleanup
Hante Meuleman [Thu, 15 Nov 2012 02:46:23 +0000 (18:46 -0800)]
brcmfmac: code cleanup

Removing obsolete functions and prototypes. Moving (and renaming)
defines to place with similar definitions. Removing unnecessary
includes.

Reviewed-by: Arend Van Spriel <arend@broadcom.com>
Reviewed-by: Pieter-Paul Giesberts <pieterpg@broadcom.com>
Signed-off-by: Hante Meuleman <meuleman@broadcom.com>
Signed-off-by: Franky Lin <frankyl@broadcom.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
12 years agobrcmfmac: limit hex dump on fwil.
Hante Meuleman [Thu, 15 Nov 2012 02:46:22 +0000 (18:46 -0800)]
brcmfmac: limit hex dump on fwil.

When debug is turned on for fwil then the whole data buffer is
dumped. In some cases this gives excessive amount of debug. With
this patch the dumps are limited to 64 bytes.

Reviewed-by: Arend Van Spriel <arend@broadcom.com>
Signed-off-by: Hante Meuleman <meuleman@broadcom.com>
Signed-off-by: Franky Lin <frankyl@broadcom.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
12 years agobrcmfmac: sdio module load fix.
Hante Meuleman [Thu, 15 Nov 2012 02:46:21 +0000 (18:46 -0800)]
brcmfmac: sdio module load fix.

On sdio module unload followed by load (without removing the
device) the access window should be moved back to enumeration
space. Force this by removing initialisation of sbwad during
probe.

Reviewed-by: Arend Van Spriel <arend@broadcom.com>
Reviewed-by: Pieter-Paul Giesberts <pieterpg@broadcom.com>
Signed-off-by: Hante Meuleman <meuleman@broadcom.com>
Signed-off-by: Franky Lin <frankyl@broadcom.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
12 years agobrcmfmac: avoid usage of func->card->dev in sdio probe.
Hante Meuleman [Thu, 15 Nov 2012 02:46:20 +0000 (18:46 -0800)]
brcmfmac: avoid usage of func->card->dev in sdio probe.

brcmf_ops_sdio_probe used the private_date func->card->dev to
store device data of brcmfmac sdio. This is not a good place to
store the data. Use dev of func and use func->card->sdio_func
to group the functions the driver is using.

Reviewed-by: Arend Van Spriel <arend@broadcom.com>
Reviewed-by: Pieter-Paul Giesberts <pieterpg@broadcom.com>
Signed-off-by: Hante Meuleman <meuleman@broadcom.com>
Signed-off-by: Franky Lin <frankyl@broadcom.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
12 years agobrcmfmac: sdio unload fix.
Hante Meuleman [Thu, 15 Nov 2012 02:46:19 +0000 (18:46 -0800)]
brcmfmac: sdio unload fix.

on sdio remove the bus_if should be configured for close, so
new data from higher layers will be blocked. Also the access
to bus_if in the watchdog should be checked for null pointer
access on sdio remove.

Reviewed-by: Arend Van Spriel <arend@broadcom.com>
Reviewed-by: Pieter-Paul Giesberts <pieterpg@broadcom.com>
Signed-off-by: Hante Meuleman <meuleman@broadcom.com>
Signed-off-by: Franky Lin <frankyl@broadcom.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
12 years agobrcmfmac: Handle mmc exceptions during init correct.
Hante Meuleman [Thu, 15 Nov 2012 02:46:18 +0000 (18:46 -0800)]
brcmfmac: Handle mmc exceptions during init correct.

when brcmf_sdbrcm_probe_attach results in error then cleanup
will result in null pointer access. In brcmf_sdbrcm_release and
in brcmf_ops_sdio_remove. This patch fixes order of init and
de-init.

Reviewed-by: Arend Van Spriel <arend@broadcom.com>
Reviewed-by: Pieter-Paul Giesberts <pieterpg@broadcom.com>
Signed-off-by: Hante Meuleman <meuleman@broadcom.com>
Signed-off-by: Franky Lin <frankyl@broadcom.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
12 years agobrcmfmac: Any error should result in failure of probe.
Hante Meuleman [Thu, 15 Nov 2012 02:46:17 +0000 (18:46 -0800)]
brcmfmac: Any error should result in failure of probe.

In brcmf_sdbrcm_probe only error ELINK is seen as error. However
brcmf_bus_start can return many more error codes and all should
result in failed init of driver.

Reviewed-by: Arend Van Spriel <arend@broadcom.com>
Reviewed-by: Pieter-Paul Giesberts <pieterpg@broadcom.com>
Signed-off-by: Hante Meuleman <meuleman@broadcom.com>
Signed-off-by: Franky Lin <frankyl@broadcom.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
12 years agobrcmfmac: restructure handling of IF event
Arend van Spriel [Thu, 15 Nov 2012 02:46:16 +0000 (18:46 -0800)]
brcmfmac: restructure handling of IF event

The IF event need special care. It can be either an ADD, DEL, or
CHANGE. For an ADD we need to call brcmf_add_if() before the
event handler call. Upon a DEL we need to call brcmf_del_if()
after the event handler call. CHANGE does not require special
attention.

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: Franky Lin <frankyl@broadcom.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
12 years agobrcmfmac: ignore IF event if it is a add for ifidx 0
Arend van Spriel [Thu, 15 Nov 2012 02:46:15 +0000 (18:46 -0800)]
brcmfmac: ignore IF event if it is a add for ifidx 0

Firmware fires IF event to add the primary interface but that
is already created in the driver.

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: Franky Lin <frankyl@broadcom.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
12 years agobrcmfmac: fix wrong usage of unaligned include file
Arend van Spriel [Thu, 15 Nov 2012 02:46:14 +0000 (18:46 -0800)]
brcmfmac: fix wrong usage of unaligned include file

Replaced <linux/unaligned/access_ok.h> by <asm/unaligned.h>
to make it work on ARM and other architectures.

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: Franky Lin <frankyl@broadcom.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
12 years agobrcmfmac: fix NULL pointer access in brcmf_fweh_detach()
Hante Meuleman [Thu, 15 Nov 2012 02:46:13 +0000 (18:46 -0800)]
brcmfmac: fix NULL pointer access in brcmf_fweh_detach()

brcmf_fweh_detach can be called while ifp is already NULL, due to
init error. Fix NULL pointer access by checking ifp.

Reviewed-by: Arend Van Spriel <arend@broadcom.com>
Signed-off-by: Hante Meuleman <meuleman@broadcom.com>
Signed-off-by: Franky Lin <frankyl@broadcom.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
12 years agobrcmfmac: remove mac address validation from brcmf_net_attach()
Arend van Spriel [Thu, 15 Nov 2012 02:46:12 +0000 (18:46 -0800)]
brcmfmac: remove mac address validation from brcmf_net_attach()

The mac_addr field in ifp object is always valid so no need to
validate.

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: Franky Lin <frankyl@broadcom.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
12 years agobrcmfmac: change mac address parameter in brcmf_add_if()
Arend van Spriel [Thu, 15 Nov 2012 02:46:11 +0000 (18:46 -0800)]
brcmfmac: change mac address parameter in brcmf_add_if()

The function brcmf_add_if() is called with mac address set to NULL
for the primary interface. When handling IF ADD events the firmware
provides a address mask in the event to derive its mac address from
the primary mac address. Rename the parameter and use it as a mask.

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: Franky Lin <frankyl@broadcom.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
12 years agobrcmfmac: correct handling IF firmware event
Arend van Spriel [Thu, 15 Nov 2012 02:46:10 +0000 (18:46 -0800)]
brcmfmac: correct handling IF firmware event

Testing revealed the IF ADD event contains the interface
index of the new interface. This would result in a NULL
pointer access when handling the event.

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: Franky Lin <frankyl@broadcom.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
12 years agobrcmfmac: fix for multiple netdevice interface support
Arend van Spriel [Thu, 15 Nov 2012 02:46:09 +0000 (18:46 -0800)]
brcmfmac: fix for multiple netdevice interface support

virtual netdevice interface like P2P client and GO need
different callbacks for .open and .down. This patch adds
those.

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: Franky Lin <frankyl@broadcom.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
12 years agobrcmfmac: change parameter in brcmf_add_if() function
Arend van Spriel [Thu, 15 Nov 2012 02:46:08 +0000 (18:46 -0800)]
brcmfmac: change parameter in brcmf_add_if() function

The brcmf_add_if() function had a struct device as parameter
to accomodate the bus specific code to use this function. The
driver has been reworked so the bus specific code does not need
this function. Better replace the parameter with a more specific
driver object, ie. struct brcmf_pub.

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: Franky Lin <frankyl@broadcom.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
12 years agobrcmfmac: usb suspend/resume.
Hante Meuleman [Thu, 15 Nov 2012 02:46:07 +0000 (18:46 -0800)]
brcmfmac: usb suspend/resume.

Add support for usb suspend/resume.

Reviewed-by: Arend Van Spriel <arend@broadcom.com>
Reviewed-by: Pieter-Paul Giesberts <pieterpg@broadcom.com>
Signed-off-by: Hante Meuleman <meuleman@broadcom.com>
Signed-off-by: Franky Lin <frankyl@broadcom.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
12 years agobrcmfmac: cleanup of usb firmware download routines
Hante Meuleman [Thu, 15 Nov 2012 02:46:06 +0000 (18:46 -0800)]
brcmfmac: cleanup of usb firmware download routines

Clean code related to firmware download routines. Remove obsolete
delay and increase delay after reset command.

Reviewed-by: Arend Van Spriel <arend@broadcom.com>
Signed-off-by: Hante Meuleman <meuleman@broadcom.com>
Signed-off-by: Franky Lin <frankyl@broadcom.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
12 years agobrcmfmac: rework firmware event handling code
Arend van Spriel [Thu, 15 Nov 2012 02:46:05 +0000 (18:46 -0800)]
brcmfmac: rework firmware event handling code

Handling of firmware event has been reworked into a seperate
code file. The change is needed as firmware event can be received
in interrupt context. Decoupling of the event handling has been
lowered to allow event processing to sleep.

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: Franky Lin <frankyl@broadcom.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
12 years agoath5k: precedence error in ath5k_hw_nic_wakeup()
Dan Carpenter [Wed, 14 Nov 2012 08:23:07 +0000 (11:23 +0300)]
ath5k: precedence error in ath5k_hw_nic_wakeup()

'|' has higher precedence than ?:.  Since AR5K_PHY_TURBO_MODE is 0x1 and
"AR5K_PHY_TURBO_MODE | (ah->ah_radio == AR5K_RF2425)" is true then we
always set turbo to zero.

Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
12 years agoath5k: Use module_platform_driver macro for ahb.c
Syam Sidhardhan [Tue, 13 Nov 2012 15:39:50 +0000 (21:09 +0530)]
ath5k: Use module_platform_driver macro for ahb.c

Simplify the code by make use of module_platform_driver macro.

Signed-off-by: Syam Sidhardhan <s.syam@samsung.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
12 years agoath9k: Remove unused workaround
Sujith Manoharan [Mon, 12 Nov 2012 05:26:44 +0000 (10:56 +0530)]
ath9k: Remove unused workaround

The workaround for ASPM/L0s is needed only for AR9485 1.0,
which was never sold and is not supported by ath9k.

Signed-off-by: Sujith Manoharan <c_manoha@qca.qualcomm.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
12 years agoath9k_hw: Update AR9485 initvals
Sujith Manoharan [Mon, 12 Nov 2012 05:26:43 +0000 (10:56 +0530)]
ath9k_hw: Update AR9485 initvals

Signed-off-by: Sujith Manoharan <c_manoha@qca.qualcomm.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
12 years agoath9k_hw: Fix wrong peak detector DC offset
Rajkumar Manoharan [Fri, 9 Nov 2012 09:21:30 +0000 (14:51 +0530)]
ath9k_hw: Fix wrong peak detector DC offset

An issue is reported in AR9462 & AR9565 that NF_cal_not_done is
not observed when HW peak detector calibration is disabled. At that
state, the HW is stuck at NF calibration which prevents tx output.
The root cause is wrong peak detector offset calibrated by HW. To
resolve this issue, peak detector calibration is done manually by SW
for AR9462 and AR9565.

Signed-off-by: Rajkumar Manoharan <rmanohar@qca.qualcomm.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
12 years agomwl8k: Send BASTREAM firmware commands per vif
Yogesh Ashok Powar [Thu, 8 Nov 2012 13:40:44 +0000 (19:10 +0530)]
mwl8k: Send BASTREAM firmware commands per vif

The firmware supports 8 macid's corresponding to 8 BSS that can be
created in an MBSS environment. Currently, BASTREAM commands were always
sent with macid 0. This macid is used to configure the hardware ampdu
registers with appropriate BSS address in an MBSS environment.
This mac address is used by the hardware for various ampdu related requirements
e.g. source address in BAR generation, BA interpretation e.t.c.
Using invalid macid results in this mac address not getting appropriately
configured in the hardware which results in issues during ampdu traffic.

Fix this by sending the BASTREAM commands with appropriate macid.

Signed-off-by: Nishant Sarmukadam <nishants@marvell.com>
Signed-off-by: Yogesh Ashok Powar <yogeshp@marvell.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
12 years agossb: fix SPROM offset
Piotr Haber [Thu, 8 Nov 2012 08:47:27 +0000 (09:47 +0100)]
ssb: fix SPROM offset

Offset for temperature compensation
values is wrong in ssb SPROMv8 map.

Reviewed-by: Pieter-Paul Giesberts <pieterpg@broadcom.com>
Reviewed-by: Arend van Spriel <arend@broadcom.com>
Signed-off-by: Piotr Haber <phaber@broadcom.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
12 years agoath9k: [DFS] add pulse width tolerance for ETSI
Zefir Kurtisi [Wed, 31 Oct 2012 11:23:01 +0000 (12:23 +0100)]
ath9k: [DFS] add pulse width tolerance for ETSI

Add 5% width tolerance for radar patterns defined by ETSI.

Signed-off-by: Zefir Kurtisi <zefir.kurtisi@neratec.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
12 years agoMerge branch 'for-linville' of git://github.com/kvalo/ath6kl
John W. Linville [Fri, 16 Nov 2012 19:08:14 +0000 (14:08 -0500)]
Merge branch 'for-linville' of git://github.com/kvalo/ath6kl

12 years agoMerge branch 'for-john' of git://git.kernel.org/pub/scm/linux/kernel/git/iwlwifi...
John W. Linville [Fri, 16 Nov 2012 19:07:54 +0000 (14:07 -0500)]
Merge branch 'for-john' of git://git./linux/kernel/git/iwlwifi/iwlwifi-next

Conflicts:
drivers/net/wireless/iwlwifi/pcie/trans.c

12 years agoMerge branch 'for-john' of git://git.kernel.org/pub/scm/linux/kernel/git/jberg/mac802...
John W. Linville [Fri, 16 Nov 2012 18:59:51 +0000 (13:59 -0500)]
Merge branch 'for-john' of git://git./linux/kernel/git/jberg/mac80211-next

12 years agoath6kl: support NL80211_USER_REG_HINT_CELL_BASE events
Kalle Valo [Thu, 15 Nov 2012 14:34:56 +0000 (16:34 +0200)]
ath6kl: support NL80211_USER_REG_HINT_CELL_BASE events

As ath6kl firmware can't do intersections the driver should only listen
to regdom changes from cellular base stations, all other requests need to
be refused.

Signed-off-by: Kalle Valo <kvalo@qca.qualcomm.com>
12 years agomwl8k: Set packet timestamp to 0 when life time expiry is not used
Nishant Sarmukadam [Tue, 6 Nov 2012 13:53:15 +0000 (19:23 +0530)]
mwl8k: Set packet timestamp to 0 when life time expiry is not used

Set tx packet timestamp to 0 in following scenarios:-
- All packets in STA mode
- Mgmt packets in AP mode
- Eapol packets in AP mode

In STA mode, this field is unused in the firmware. In AP
mode, we should not be expiring mgmt and eapol frames.
Setting timestamp to 0 will ensure that.

Signed-off-by: Nishant Sarmukadam <nishants@marvell.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
12 years agomwl8k: Do not expire eapol frames
Nishant Sarmukadam [Tue, 6 Nov 2012 13:53:01 +0000 (19:23 +0530)]
mwl8k: Do not expire eapol frames

This can cause issues when clients try to connect when the
traffic is heavy

Signed-off-by: Nishant Sarmukadam <nishants@marvell.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
12 years agomwl8k: Unmap the pci DMA address in xmit error path
Nishant Sarmukadam [Tue, 6 Nov 2012 13:52:48 +0000 (19:22 +0530)]
mwl8k: Unmap the pci DMA address in xmit error path

We should unmap the DMA address in the error path, else it
causes resource leaks. Fix this.

Signed-off-by: Nishant Sarmukadam <nishants@marvell.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
12 years agomwl8k: recheck if station still has valid rates
Yogesh Ashok Powar [Tue, 6 Nov 2012 13:52:35 +0000 (19:22 +0530)]
mwl8k: recheck if station still has valid rates

We have 6.5 Mbps is minimum rate of the link
as the criterion for creation of BA.

Although we check this before creating the BA
stream, by the time amdpu_action is called from
the workqueue, the link can get affected in the
meantime.
Hence, add an additional check in amdpu_action.

Signed-off-by: Yogesh Ashok Powar <yogeshp@marvell.com>
Signed-off-by: Nishant Sarmukadam <nishants@marvell.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
12 years agomwl8k: defining interface combinations
Yogesh Ashok Powar [Tue, 6 Nov 2012 13:52:16 +0000 (19:22 +0530)]
mwl8k: defining interface combinations

AP mode support upto 8 interfaces.
Defining it using iface_combinations

Signed-off-by: Yogesh Ashok Powar <yogeshp@marvell.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
12 years agomwifiex: process RX packets in SDIO IRQ thread directly
Bing Zhao [Tue, 6 Nov 2012 00:59:15 +0000 (16:59 -0800)]
mwifiex: process RX packets in SDIO IRQ thread directly

ksdioirqd has higher priority than kworker. Process RX packets
in SDIO IRQ thread (ksdioirqd/mmcX) directly instead of deferring
the work to kworker to avoid the extra latency.
This improves TCP throughput 15~20% on an ARM platform with SDIO
2.0 controller.

Signed-off-by: Bing Zhao <bzhao@marvell.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
12 years agobrcmfmac: use struct brcmf_if parameter in firmware event callbacks
Arend van Spriel [Tue, 6 Nov 2012 00:22:32 +0000 (16:22 -0800)]
brcmfmac: use struct brcmf_if parameter in firmware event callbacks

Firmware events are passed to wl_cfg80211 module associated with
the primary net device. With virtual interface support events can
be received for different interfaces, ie. struct brcmf_if instances.
Pass it in the event to determine appropriate net device associated
with the event.

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: Franky Lin <frankyl@broadcom.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
12 years agobrcmfmac: add dedicated USB log level.
Hante Meuleman [Tue, 6 Nov 2012 00:22:31 +0000 (16:22 -0800)]
brcmfmac: add dedicated USB log level.

Add USB log level and update and add log messages in usb module.

Reviewed-by: Arend Van Spriel <arend@broadcom.com>
Signed-off-by: Hante Meuleman <meuleman@broadcom.com>
Signed-off-by: Franky Lin <frankyl@broadcom.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
12 years agobrcmfmac: on halting driver check before release or free.
Hante Meuleman [Tue, 6 Nov 2012 00:22:30 +0000 (16:22 -0800)]
brcmfmac: on halting driver check before release or free.

brcmf_netdev_stop shall first check bus_if status before bringing
down cfg80211. brcmf_detach shall first check if driver is
allocated.

Reviewed-by: Arend Van Spriel <arend@broadcom.com>
Signed-off-by: Hante Meuleman <meuleman@broadcom.com>
Signed-off-by: Franky Lin <frankyl@broadcom.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
12 years agobrcmfmac: check bus state to be data before sending data.
Hante Meuleman [Tue, 6 Nov 2012 00:22:29 +0000 (16:22 -0800)]
brcmfmac: check bus state to be data before sending data.

brcmf_netdev_start_xmit and brcmf_fil_cmd_data are checking
bus state for down. These functions should check for data
state.

Reviewed-by: Arend Van Spriel <arend@broadcom.com>
Signed-off-by: Hante Meuleman <meuleman@broadcom.com>
Signed-off-by: Franky Lin <frankyl@broadcom.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
12 years agobrcmfmac: return immediately error for out of range key_idx.
Hante Meuleman [Tue, 6 Nov 2012 00:22:28 +0000 (16:22 -0800)]
brcmfmac: return immediately error for out of range key_idx.

when brcmf_cfg80211_del_key was called with out of range key index
then firmware would return error. Checking was added to
brcmf_cfg80211_del_key to immediately return error.

Reviewed-by: Arend Van Spriel <arend@broadcom.com>
Signed-off-by: Hante Meuleman <meuleman@broadcom.com>
Signed-off-by: Franky Lin <frankyl@broadcom.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
12 years agobrcmfmac: fix build regression
Arend van Spriel [Tue, 6 Nov 2012 00:22:27 +0000 (16:22 -0800)]
brcmfmac: fix build regression

This fixes a build regression for x86_64 target that showed up
in 3.7-rc1 due to:

commit 1a87334239757b69eb9885979c32bbf871b3ec88
Author: Hante Meuleman <meuleman@broadcom.com>
Date:   Thu Sep 27 14:17:54 2012 +0200

    brcmfmac: add hostap supoort.

Reported-by: Yuanhan Liu <yuanhan.liu@intel.com>
Reported-by: Geert Uytterhoeven <geert@linux-m68k.org>
Reported-by: Randy Dunlap <rdunlap@infradead.org>
Reviewed-by: Hante Meuleman <meuleman@broadcom.com>
Signed-off-by: Arend van Spriel <arend@broadcom.com>
Signed-off-by: Franky Lin <frankyl@broadcom.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
12 years agobrcmfmac: change return type of brcmf_sdio_hdparser
Franky Lin [Tue, 6 Nov 2012 00:22:26 +0000 (16:22 -0800)]
brcmfmac: change return type of brcmf_sdio_hdparser

Use int instead of bool as the return type of function
brcmf_sdio_hdparser to explicitly describe error returns.

Signed-off-by: Franky Lin <frankyl@broadcom.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
12 years agobrcmfmac: remove brcmf_sdbrcm_wait_for_event
Franky Lin [Tue, 6 Nov 2012 00:22:25 +0000 (16:22 -0800)]
brcmfmac: remove brcmf_sdbrcm_wait_for_event

brcmf_sdbrcm_wait_for_event is now a one line function and only
used by brcmf_sdbrcm_bus_txctl. Intergrate the function call
wait_event_interruptible_timeout into brcmf_sdbrcm_bus_txctl.

Signed-off-by: Franky Lin <frankyl@broadcom.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
12 years agobrcmfmac: protect consecutive SDIO access with sdio_claim_host
Franky Lin [Tue, 6 Nov 2012 00:22:24 +0000 (16:22 -0800)]
brcmfmac: protect consecutive SDIO access with sdio_claim_host

Semaphore sdsem is used to protect consecutive memory access
through SDIO bus. Same functionality is provided by sdio_claim_host/
sdio_release_host interface as well. Replace sdsem with
sdio_claim_host.

Signed-off-by: Franky Lin <frankyl@broadcom.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
12 years agobrcmfmac: decrease the range of SDIO access lock
Franky Lin [Tue, 6 Nov 2012 00:22:23 +0000 (16:22 -0800)]
brcmfmac: decrease the range of SDIO access lock

Semaphore sdsem which protects consecutive SDIO bus access is used
to lock down unnecessary wide range. Decrease the locking range
provides the capability of parallel processing.

Signed-off-by: Franky Lin <frankyl@broadcom.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
12 years agobrcmfmac: use dynamically allocated control frame buffer
Franky Lin [Tue, 6 Nov 2012 00:22:22 +0000 (16:22 -0800)]
brcmfmac: use dynamically allocated control frame buffer

Rxbuf in SDIO interface is used in normal frame and control frame
read. Use dynamically allocated buffer in control frame read path
for post processing to avoid conflicts.

Signed-off-by: Franky Lin <frankyl@broadcom.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
12 years agobrcmfmac: fix NULL pointer access in brcmf_create_iovar()
Arend van Spriel [Tue, 6 Nov 2012 00:22:21 +0000 (16:22 -0800)]
brcmfmac: fix NULL pointer access in brcmf_create_iovar()

The function brcmf_fil_bsscfg_data_get() calls brcmf_create_iovar()
with data pointer set to NULL, which caused a NULL pointer access.
As it should be possible to provide data in message towards the
firmware, it should just pass the data buffer instead.

Reviewed-by: Hante Meuleman <meuleman@broadcom.com>
Signed-off-by: Arend van Spriel <arend@broadcom.com>
Signed-off-by: Franky Lin <frankyl@broadcom.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
12 years agobrcmfmac: remove obsolete function brcmf_c_mkiovar
Hante Meuleman [Tue, 6 Nov 2012 00:22:20 +0000 (16:22 -0800)]
brcmfmac: remove obsolete function brcmf_c_mkiovar

the refactored firmware interface layer made this function obsolete.

Reviewed-by: Arend Van Spriel <arend@broadcom.com>
Signed-off-by: Hante Meuleman <meuleman@broadcom.com>
Signed-off-by: Franky Lin <frankyl@broadcom.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
12 years agobrcmfmac: remove obsolete variable from brcmf_cfg80211_start_ap()
Arend van Spriel [Tue, 6 Nov 2012 00:22:19 +0000 (16:22 -0800)]
brcmfmac: remove obsolete variable from brcmf_cfg80211_start_ap()

The function brcmf_cfg80211_start_ap() had some variables declared
that were not used or not needed any longer. This patch removes
those variables.

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: Franky Lin <frankyl@broadcom.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
12 years agobrcmfmac: change parameter of brcmf_set_management_ie()
Arend van Spriel [Tue, 6 Nov 2012 00:22:18 +0000 (16:22 -0800)]
brcmfmac: change parameter of brcmf_set_management_ie()

The function brcmf_set_management_ie() operates on virtual
interface data and brcmf_cfg80211_vif structure provides
all information needed for interfacing with firmware. As
this function will also be needed for interface without
an associated net device it makes sense to provide the vif
instead of deriving it from the net device.

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: Franky Lin <frankyl@broadcom.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
12 years agobrcmfmac: fix pkt_filter sizeof calculation.
Hante Meuleman [Tue, 6 Nov 2012 00:22:17 +0000 (16:22 -0800)]
brcmfmac: fix pkt_filter sizeof calculation.

sizeof calculation in setting pkt_filter was incorrect. This
patch fixes that and removes related defines which have become
obsolete.

Reviewed-by: Arend Van Spriel <arend@broadcom.com>
Reviewed-by: Pieter-Paul Giesberts <pieterpg@broadcom.com>
Signed-off-by: Hante Meuleman <meuleman@broadcom.com>
Signed-off-by: Franky Lin <frankyl@broadcom.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
12 years agobrcmfmac: use wait_event_timeout for 8021x pending count
Hante Meuleman [Tue, 6 Nov 2012 00:22:16 +0000 (16:22 -0800)]
brcmfmac: use wait_event_timeout for 8021x pending count

brcmf_netdev_wait_pend8021x was polling to see if 8021x data was
already sent. Code was replaced using wait_event_timeout.

Reviewed-by: Arend Van Spriel <arend@broadcom.com>
Reviewed-by: Pieter-Paul Giesberts <pieterpg@broadcom.com>
Signed-off-by: Hante Meuleman <meuleman@broadcom.com>
Signed-off-by: Franky Lin <frankyl@broadcom.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
12 years agobrcmfmac: handle exceptions in brcmf_bus_start correct.
Hante Meuleman [Tue, 6 Nov 2012 00:22:15 +0000 (16:22 -0800)]
brcmfmac: handle exceptions in brcmf_bus_start correct.

On exception during brcmf_bus_start the netdev should be freed,
if already allocated.

Reviewed-by: Arend Van Spriel <arend@broadcom.com>
Reviewed-by: Pieter-Paul Giesberts <pieterpg@broadcom.com>
Signed-off-by: Hante Meuleman <meuleman@broadcom.com>
Signed-off-by: Franky Lin <frankyl@broadcom.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
12 years agobrcmfmac: use fwil for netdev callbacks.
Hante Meuleman [Tue, 6 Nov 2012 00:22:14 +0000 (16:22 -0800)]
brcmfmac: use fwil for netdev callbacks.

Change setting up multicast, mac address and offloading to use the
refactored firmware interface layer. Remove obsolete brcmf_proto_dcmd
function.

Reviewed-by: Arend Van Spriel <arend@broadcom.com>
Reviewed-by: Pieter-Paul Giesberts <pieterpg@broadcom.com>
Signed-off-by: Hante Meuleman <meuleman@broadcom.com>
Signed-off-by: Franky Lin <frankyl@broadcom.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
12 years agobrcmfmac: remove obsolete i-scan and clean up related code.
Hante Meuleman [Tue, 6 Nov 2012 00:22:13 +0000 (16:22 -0800)]
brcmfmac: remove obsolete i-scan and clean up related code.

e-scan has become the default scanning method. This patch removes
the i-scan related code and cleans up e-scan related code to be
always enabled.

Reviewed-by: Arend Van Spriel <arend@broadcom.com>
Reviewed-by: Pieter-Paul Giesberts <pieterpg@broadcom.com>
Signed-off-by: Hante Meuleman <meuleman@broadcom.com>
Signed-off-by: Franky Lin <frankyl@broadcom.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
12 years agobrcmfmac: make pointer type constant in brcmf_set_management_ie()
Arend van Spriel [Tue, 6 Nov 2012 00:22:12 +0000 (16:22 -0800)]
brcmfmac: make pointer type constant in brcmf_set_management_ie()

The vendor ie buffer passed to brcmf_set_management_ie() is not modified
and the caller always provided a constant buffer, which needed a cast.
Better making the buffer parameter of the function constant so the
casts can be removed.

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: Franky Lin <frankyl@broadcom.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
12 years agobrcmfmac: restrict error condition in brcmf_inform_bss()
Arend van Spriel [Tue, 6 Nov 2012 00:22:11 +0000 (16:22 -0800)]
brcmfmac: restrict error condition in brcmf_inform_bss()

The function brcmf_inform_bss() validates the version received
from the device, before processing the individual bss entries.
This error condition is only applicable when the list contains
entries. A specific scan, ie. for a specific ssid, can result
in a scan completion without finding any bss entries. No need
to flag it as an error in the log when this happens.

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: Franky Lin <frankyl@broadcom.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
12 years agobrcmfmac: simplify if-else condition in brcmf_cfg80211_escan()
Arend van Spriel [Tue, 6 Nov 2012 00:22:10 +0000 (16:22 -0800)]
brcmfmac: simplify if-else condition in brcmf_cfg80211_escan()

Code flow was:
err = foo();
if (!err)
return err;
else
goto exit;
return 0;

Changed it to just to exit label if err is non-zero.

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: Franky Lin <frankyl@broadcom.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
12 years agobrcmfmac: remove obsolete structure ap_info
Arend van Spriel [Tue, 6 Nov 2012 00:22:09 +0000 (16:22 -0800)]
brcmfmac: remove obsolete structure ap_info

The data stored in ap_info structure is no longer used so remove
it from the driver.

Signed-off-by: Arend van Spriel <arend@broadcom.com>
Signed-off-by: Franky Lin <frankyl@broadcom.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
12 years agoar5523: Don't dereference sta if NULL
Pontus Fuchs [Mon, 5 Nov 2012 20:17:51 +0000 (21:17 +0100)]
ar5523: Don't dereference sta if NULL

A missing else caused a potential NULL dereference.

Reported-by: Yuanhan Liu <yuanhan.liu@linux.intel.com>
Signed-off-by: Pontus Fuchs <pontus.fuchs@gmail.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
12 years agoar5523: Fix sparse endianness warnings
Pontus Fuchs [Mon, 5 Nov 2012 20:17:50 +0000 (21:17 +0100)]
ar5523: Fix sparse endianness warnings

__be32 variables where used a little careless leading to sparse warnings.
Treat them a little more gentle.

Reported-by: Fengguang Wu <fengguang.wu@intel.com>
Signed-off-by: Pontus Fuchs <pontus.fuchs@gmail.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
12 years agodrivers/net/wireless/ath/ath6kl/hif.c: drop if around WARN_ON
Julia Lawall [Sat, 3 Nov 2012 20:30:25 +0000 (21:30 +0100)]
drivers/net/wireless/ath/ath6kl/hif.c: drop if around WARN_ON

Just use WARN_ON rather than an if containing only WARN_ON(1).

A simplified version of the semantic patch that makes this transformation
is as follows: (http://coccinelle.lip6.fr/)

// <smpl>
@@
expression e;
@@
- if (e) WARN_ON(1);
+ WARN_ON(e);
// </smpl>

Signed-off-by: Julia Lawall <Julia.Lawall@lip6.fr>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
12 years agoWireless: rt2x00: Add device id for Sweex LW323 to rt2800usb.c
Jaume Delclòs [Fri, 2 Nov 2012 22:35:20 +0000 (23:35 +0100)]
Wireless: rt2x00: Add device id for Sweex LW323 to rt2800usb.c

This patch adds detection for the Sweex LW323 USB wireless network card
in the rt2x00 driver (just one line in rt2800usb.c).
It applies to linux-3.7-rc3.

Signed-off-by: Jaume Delclòs <jaume@delclos.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
12 years agomwifiex: add multi-queue support
Avinash Patil [Fri, 2 Nov 2012 01:44:16 +0000 (18:44 -0700)]
mwifiex: add multi-queue support

This patch adds support for multiple TX queues inside mwifiex
driver. Four different queues according to WMM access categories
are defined for each virtual interface. When a packet is
received from netdev for transmission, tx pending count for
particular queue is incremented and if tx pending count has
reached upper water-mark, this queue is stopped instead of
stopping all queues. Similarly when a packet is successfully
transmitted from device, tx pending count is decremented per
queue and if pending count falls below lower water-mark, queue
operations are again resumed. This ensures that not all
tranmission is blocked if traffic with particular TOS value
suddenly increases.

Also wake all queues after association/IBSS_join/uAP_BSS_start
to enable traffic on all queues.

Signed-off-by: Avinash Patil <patila@marvell.com>
Signed-off-by: Bing Zhao <bzhao@marvell.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
12 years agomwifiex: add support for SDIO card reset
Amitkumar Karwar [Fri, 2 Nov 2012 01:44:14 +0000 (18:44 -0700)]
mwifiex: add support for SDIO card reset

When command timeout happens due to a bug in firmware/hardware,
the timeout handler just prints some debug information. User is
unable to reload the driver in this case.

Inspired by 9a821f5 "libertas: add sd8686 reset_card support",
this patch adds card reset support for SDIO interface when
command timeout happens. If the SDIO host contoller supports
MMC_POWER_OFF|UP|ON operations, the chip will be reset and the
firmware will be re-downloaded.

Signed-off-by: Amitkumar Karwar <akarwar@marvell.com>
Signed-off-by: Bing Zhao <bzhao@marvell.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
12 years agobrcmfmac: remove duplicated include from dhd_dbg.c
Wei Yongjun [Thu, 1 Nov 2012 05:50:46 +0000 (13:50 +0800)]
brcmfmac: remove duplicated include from dhd_dbg.c

Remove duplicated include.

dpatch engine is used to auto generate this patch.
(https://github.com/weiyj/dpatch)

Signed-off-by: Wei Yongjun <yongjun_wei@trendmicro.com.cn>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
12 years agoar5523: use module_usb_driver to simplify the code
Wei Yongjun [Thu, 1 Nov 2012 01:59:13 +0000 (09:59 +0800)]
ar5523: use module_usb_driver to simplify the code

Use the module_usb_driver() macro to make the code simpler
by eliminating module_init and module_exit calls.

dpatch engine is used to auto generate this patch.
(https://github.com/weiyj/dpatch)

Signed-off-by: Wei Yongjun <yongjun_wei@trendmicro.com.cn>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
12 years agoadd Marvell 88W8688 support to libertas_sdio
Harro Haan [Wed, 31 Oct 2012 22:24:26 +0000 (23:24 +0100)]
add Marvell 88W8688 support to libertas_sdio

This chip is for example used in the GuruPlug.
This patch avoids the following error:
libertas_sdio: failed to load firmware
libertas_sdio: probe of mmc0:0001:1 failed with error -5

The fix is based on code in:
drivers/net/wireless/libertas_uap/uap_sdio_mmc.c

This file can for example be found on the following links:
http://www.xilka.com/sheeva/2.6/2.6.36/2.6.36.2/source/0002-Driver-for-Marvell-Libertas-8688-SDIO-micro-AP-suppo-2.6.35.patch
http://www.downloadsnewit.co.uk/kernel-v3.0.7/

I followed the following wiki to setup a working WiFi client mode
connection on the GuruPlug:
http://wiki.debian.org/libertas

Signed-off-by: Harro Haan <hrhaan@gmail.com>
Acked-by: Dan Williams <dcbw@redhat.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
12 years agocarl9170: kill MODULE_VERSION
Luis R. Rodriguez [Wed, 31 Oct 2012 18:52:51 +0000 (11:52 -0700)]
carl9170: kill MODULE_VERSION

This is pretty pointless. Lets kill this to stop people from
thinking that its actually used. Maybe we should go on
a crusade and kill this completely from the kernel.

Cc: Vladimir Kondratiev <qca_vkondrat@qca.qualcomm.com>
Acked-by: Christian Lamparter <chunkeey@googlemail.com>
Signed-off-by: Luis R. Rodriguez <mcgrof@do-not-panic.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
12 years agoath9k: fix memory leak in DFS pattern detector
Zefir Kurtisi [Wed, 31 Oct 2012 11:22:34 +0000 (12:22 +0100)]
ath9k: fix memory leak in DFS pattern detector

Free instance of pattern detector if requested DFS domain is
not supported.

Signed-off-by: Zefir Kurtisi <zefir.kurtisi@neratec.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
12 years agoath9k: resolve name collision in DFS detector
Zefir Kurtisi [Wed, 31 Oct 2012 11:21:56 +0000 (12:21 +0100)]
ath9k: resolve name collision in DFS detector

set_domain() is already defined in /arch/arm/asm/domain.h

Signed-off-by: Zefir Kurtisi <zefir.kurtisi@neratec.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>