kernel/kernel-generic.git
11 years agoMerge branch 'for-upstream' of git://git.kernel.org/pub/scm/linux/kernel/git/bluetoot...
John W. Linville [Tue, 5 Nov 2013 20:50:22 +0000 (15:50 -0500)]
Merge branch 'for-upstream' of git://git./linux/kernel/git/bluetooth/bluetooth-next

11 years agoMerge branch 'for-john' of git://git.kernel.org/pub/scm/linux/kernel/git/jberg/mac80211
John W. Linville [Tue, 5 Nov 2013 20:49:16 +0000 (15:49 -0500)]
Merge branch 'for-john' of git://git./linux/kernel/git/jberg/mac80211

11 years agoMerge branch 'for-john' of git://git.kernel.org/pub/scm/linux/kernel/git/jberg/mac802...
John W. Linville [Tue, 5 Nov 2013 20:49:02 +0000 (15:49 -0500)]
Merge branch 'for-john' of git://git./linux/kernel/git/jberg/mac80211-next

Conflicts:
net/wireless/reg.c

11 years agoMerge branch 'master' of git://git.kernel.org/pub/scm/linux/kernel/git/linville/wireless
John W. Linville [Mon, 4 Nov 2013 19:45:14 +0000 (14:45 -0500)]
Merge branch 'master' of git://git./linux/kernel/git/linville/wireless

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

11 years agonl80211: fix channel switch parsing
Andrei Otcheretianski [Thu, 17 Oct 2013 08:52:17 +0000 (10:52 +0200)]
nl80211: fix channel switch parsing

The nl80211 attribute NL80211_ATTR_CSA_C_OFF_BEACON should be nested
inside NL80211_ATTR_CSA_IES, but commit ee4bc9e75811d2c0cb5f2a2fc5b5
("nl80211: enable IBSS support for channel switch announcements")
added a check in the outer message attributes.

Fix channel switch calls by removing the erroneus condition.

Signed-off-by: Andrei Otcheretianski <andrei.otcheretianski@intel.com>
[reword commit message]
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
11 years agomac80211_hwsim: Fix tracking of beaconing for multi-vif
Jouni Malinen [Tue, 22 Oct 2013 11:11:17 +0000 (14:11 +0300)]
mac80211_hwsim: Fix tracking of beaconing for multi-vif

mac80211_hwsim canceled beacon_timer on any vif changing from enabled
to disabled beaconing. This breaks cases where there are multiple
beaconing vifs and only one of them is removed. Fix this by tracking
beaconing status per vif and disable beacon_timer only if no active vif
remain with beaconing enabled.

Signed-off-by: Jouni Malinen <jouni@qca.qualcomm.com>
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
11 years agomac80211: fix uninitialized variable
Michal Kazior [Fri, 18 Oct 2013 21:57:00 +0000 (14:57 -0700)]
mac80211: fix uninitialized variable

CSA completion could call in a driver
bss_info_changed() with a garbled `changed` flag
leading to all sorts of problems.

Signed-off-by: Michal Kazior <michal.kazior@tieto.com>
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
11 years agomac80211: process mesh channel switching using beacon
Chun-Yeow Yeoh [Thu, 17 Oct 2013 22:55:18 +0000 (15:55 -0700)]
mac80211: process mesh channel switching using beacon

Trigger the mesh channel switching procedure if the mesh STA
happens to miss the CSA action frame but able to receive the
beacon containing the CSA and MCSP elements from its peer
mesh STAs.

Signed-off-by: Chun-Yeow Yeoh <yeohchunyeow@cozybit.com>
[fix locking in ieee80211_mesh_process_chnswitch()]
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
11 years ago{nl,cfg,mac}80211: implement mesh channel switch userspace API
Chun-Yeow Yeoh [Thu, 17 Oct 2013 22:55:02 +0000 (15:55 -0700)]
{nl,cfg,mac}80211: implement mesh channel switch userspace API

Implement the required procedures for mesh channel switching as defined
in the IEEE Std 802.11-2012 section 10.9.8.4.3 and also handle the CSA
and MCSP elements as followed:
 * Add the function for updating the beacon and probe response frames
   with CSA and MCSP elements during the period of switching to the new
   channel. Both CSA and MCSP elements must be included in beacon and
   probe response frames until the intended channel switch time.
 * The ifmsh->csa_settings is set to NULL and the CSA and MCSP elements
   will then be removed from the beacon or probe response frames once the
   new channel is switched to.

Signed-off-by: Chun-Yeow Yeoh <yeohchunyeow@cozybit.com>
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
11 years ago{nl,cfg,mac}80211: enable the triggering of CSA frame in mesh
Chun-Yeow Yeoh [Tue, 15 Oct 2013 02:08:28 +0000 (19:08 -0700)]
{nl,cfg,mac}80211: enable the triggering of CSA frame in mesh

Allow the triggering of CSA frame using mesh interface. The
rules are more or less same with IBSS, such as not allowed to
change between the band and channel width has to be same from
the previous mode. Also, move the ieee80211_send_action_csa
to a common space so that it can be re-used by mesh interface.

Signed-off-by: Chun-Yeow Yeoh <yeohchunyeow@cozybit.com>
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
11 years agomac80211: process the CSA frame for mesh accordingly
Chun-Yeow Yeoh [Tue, 15 Oct 2013 02:08:27 +0000 (19:08 -0700)]
mac80211: process the CSA frame for mesh accordingly

Process the CSA frame according to the procedures define in IEEE Std
802.11-2012 section 10.9.8.4.3 as follow:
* The mesh channel switch parameters element (MCSP) must be availabe.
* If the MCSP's TTL is 1, drop the frame but still process the CSA.
* If the MCSP's precedence value is less than or equal to the current
  precedence value, drop the frame and do not process the CSA.
* The CSA frame is forwarded after TTL is decremented by 1 and the
  initiator field is set to 0. Transmit restrict field and others
  are maintained as is.
* No beacon or probe response frame are handled here.

Also, introduce the debug message used for mesh CSA purpose.

Signed-off-by: Chun-Yeow Yeoh <yeohchunyeow@cozybit.com>
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
11 years agomac80211: refactor the parsing of chan switch ie
Chun-Yeow Yeoh [Tue, 15 Oct 2013 02:08:29 +0000 (19:08 -0700)]
mac80211: refactor the parsing of chan switch ie

Refactor the channel switch IE parsing to reduce the number
of function parameters.

Signed-off-by: Chun-Yeow Yeoh <yeohchunyeow@cozybit.com>
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
11 years agomac80211: add ieee80211_tx_prepare_skb() helper function
Felix Fietkau [Mon, 14 Oct 2013 16:01:00 +0000 (18:01 +0200)]
mac80211: add ieee80211_tx_prepare_skb() helper function

This can be used by a driver to prepare skbs for transmission, which were
obtained via functions such as ieee80211_probereq_get or
ieee80211_nullfunc_get.

This is useful for drivers that want to send those frames directly, but
need rate control information to be prepared first.

Signed-off-by: Felix Fietkau <nbd@openwrt.org>
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
11 years agocfg80211: export reg_initiator_name()
Luis R. Rodriguez [Tue, 15 Oct 2013 00:42:06 +0000 (17:42 -0700)]
cfg80211: export reg_initiator_name()

Drivers can now use this to parse the regulatory request and
be more verbose when needed.

Signed-off-by: Luis R. Rodriguez <mcgrof@do-not-panic.com>
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
11 years agomac80211: fixes for mesh powersave logic
Marco Porsch [Tue, 15 Oct 2013 10:29:24 +0000 (12:29 +0200)]
mac80211: fixes for mesh powersave logic

This patch fixes errors in the mesh powersave logic which
cause that remote peers do not get peer power mode change
notifications and mesh peer service periods (MPSPs) got
stuck.

When closing a peer link, set the (now invalid) peer-specific
power mode to 'unknown'.

Avoid overhead when local power mode is unchanged.

Reliably clear MPSP flags on peering status update.

Avoid MPSP flags getting stuck by not requesting a further
MPSP ownership if we already are an MPSP owner.

Signed-off-by: Marco Porsch <marco@cozybit.com>
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
11 years agomac80211: Remove check for offchannel state when waking netdev queues
Seth Forshee [Tue, 15 Oct 2013 21:16:21 +0000 (16:16 -0500)]
mac80211: Remove check for offchannel state when waking netdev queues

6c17b77b67587b9f9e3070fb89fe98cef3187131 ensures that a device's
mac80211 queues will remain stopped while offchannel. Since the
vif can no longer be offchannel when the queues wake it's not
necessary to check for this before waking its netdev queues.

Signed-off-by: Seth Forshee <seth.forshee@canonical.com>
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
11 years agonet: rfkill: gpio: add ACPI support
Heikki Krogerus [Wed, 16 Oct 2013 10:53:43 +0000 (13:53 +0300)]
net: rfkill: gpio: add ACPI support

Including ACPI ID for Broadcom GPS receiver BCM4752.

Signed-off-by: Heikki Krogerus <heikki.krogerus@linux.intel.com>
Acked-by: Rhyland Klein <rklein@nvidia.com>
Reviewed-by: Mika Westerberg <mika.westerberg@linux.intel.com>
Acked-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
11 years agonet: rfkill: gpio: prepare for DT and ACPI support
Heikki Krogerus [Wed, 16 Oct 2013 10:53:42 +0000 (13:53 +0300)]
net: rfkill: gpio: prepare for DT and ACPI support

This will add the relevant values like the gpios and the
type in rfkill_gpio_platform_data to the rfkill_gpio_data
structure. It will allow those values to be easily picked
from DT and ACPI tables later.

Signed-off-by: Heikki Krogerus <heikki.krogerus@linux.intel.com>
Acked-by: Rhyland Klein <rklein@nvidia.com>
Reviewed-by: Mika Westerberg <mika.westerberg@linux.intel.com>
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
11 years agonet: rfkill: gpio: spinlock-safe GPIO access
Heikki Krogerus [Wed, 16 Oct 2013 10:53:41 +0000 (13:53 +0300)]
net: rfkill: gpio: spinlock-safe GPIO access

This sets the direction of the gpio once when it's requested,
and uses the spinlock-safe gpio_set_state() to change the
state.

Signed-off-by: Heikki Krogerus <heikki.krogerus@linux.intel.com>
Acked-by: Rhyland Klein <rklein@nvidia.com>
Reviewed-by: Mika Westerberg <mika.westerberg@linux.intel.com>
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
11 years agonet: rfkill: gpio: clean up clock handling
Heikki Krogerus [Wed, 16 Oct 2013 10:53:40 +0000 (13:53 +0300)]
net: rfkill: gpio: clean up clock handling

Use a simple flag to see the state of the clock, and make
the clock available even without a name. Also, get rid of
HAVE_CLK dependency.

Signed-off-by: Heikki Krogerus <heikki.krogerus@linux.intel.com>
Acked-by: Rhyland Klein <rklein@nvidia.com>
Reviewed-by: Mika Westerberg <mika.westerberg@linux.intel.com>
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
11 years agonet: rfkill: gpio: convert to resource managed allocation
Heikki Krogerus [Wed, 16 Oct 2013 10:53:39 +0000 (13:53 +0300)]
net: rfkill: gpio: convert to resource managed allocation

And remove now unneeded resource freeing.

Signed-off-by: Heikki Krogerus <heikki.krogerus@linux.intel.com>
Acked-by: Rhyland Klein <rklein@nvidia.com>
Reviewed-by: Mika Westerberg <mika.westerberg@linux.intel.com>
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
11 years agocfg80211: fix docbook references
Johannes Berg [Mon, 14 Oct 2013 14:11:52 +0000 (16:11 +0200)]
cfg80211: fix docbook references

Two functions were changed but their references weren't
updated in the docbook template, propagate the change.

Signed-off-by: Johannes Berg <johannes.berg@intel.com>
11 years agomac80211: add missing IEEE80211_HW_SUPPORTS_HT_CCK_RATES docs
Johannes Berg [Mon, 14 Oct 2013 08:05:16 +0000 (10:05 +0200)]
mac80211: add missing IEEE80211_HW_SUPPORTS_HT_CCK_RATES docs

Document the IEEE80211_HW_SUPPORTS_HT_CCK_RATES flag.

Reported-by: Randy Dunlap <rdunlap@infradead.org>
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
11 years agomac80211: enable DFS for IBSS mode
Simon Wunderlich [Mon, 7 Oct 2013 16:41:06 +0000 (18:41 +0200)]
mac80211: enable DFS for IBSS mode

Allow changing to DFS channels if the channel is available for
beaconing and userspace controls DFS operation.

Channel switch announcement from other stations on DFS channels will
be interpreted as radar event. These channels will then be marked as
unvailable.

Signed-off-by: Simon Wunderlich <siwu@hrz.tu-chemnitz.de>
Signed-off-by: Mathias Kretschmer <mathias.kretschmer@fokus.fraunhofer.de>
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
11 years agonl80211/cfg80211: enable DFS for IBSS mode
Simon Wunderlich [Mon, 7 Oct 2013 16:41:05 +0000 (18:41 +0200)]
nl80211/cfg80211: enable DFS for IBSS mode

To use DFS in IBSS mode, userspace is required to react to radar events.
It can inform nl80211 that it is capable of doing so by adding a
NL80211_ATTR_HANDLE_DFS attribute when joining the IBSS.

This attribute is supplied to let the kernelspace know that the
userspace application can and will handle radar events, e.g. by
intiating channel switches to a valid channel. DFS channels may
only be used if this attribute is supplied and the driver supports
it. Driver support will be checked even if a channel without DFS
will be initially joined, as a DFS channel may be chosen later.

Signed-off-by: Simon Wunderlich <siwu@hrz.tu-chemnitz.de>
Signed-off-by: Mathias Kretschmer <mathias.kretschmer@fokus.fraunhofer.de>
[fix attribute name in commit message]
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
11 years agomac80211: implement SMPS for AP
Emmanuel Grumbach [Tue, 1 Oct 2013 13:45:43 +0000 (16:45 +0300)]
mac80211: implement SMPS for AP

When the driver requests to move to STATIC or DYNAMIC SMPS,
we send an action frame to each associated station and
reconfigure the channel context / driver.
Of course, non-MIMO stations are ignored.

The beacon isn't updated. The association response will
include the original capabilities. Stations that associate
while in non-OFF SMPS mode will get an action frame right
after association to inform them about our current state.
Note that we wait until the end of the EAPOL. Sending an
action frame before the EAPOL is finished can be an issue
for a few clients. Clients aren't likely to send EAPOL
frames in MIMO anyway.

When the SMPS configuration gets more permissive (e.g.
STATIC -> OFF), we don't wake up stations that are asleep
We remember that they don't know about the change and send
the action frame when they wake up.

When the SMPS configuration gets more restrictive (e.g.
OFF -> STATIC), we set the TIM bit for every sleeping STA.
uAPSD stations might send MIMO until they poll the action
frame, but this is for a short period of time.

Signed-off-by: Emmanuel Grumbach <emmanuel.grumbach@intel.com>
[fix vht streams loop, initialisation]
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
11 years agoBluetooth: Remove sk member from struct l2cap_chan
Gustavo Padovan [Mon, 21 Oct 2013 20:22:26 +0000 (18:22 -0200)]
Bluetooth: Remove sk member from struct l2cap_chan

There is no access to chan->sk in L2CAP core now. This change marks the
end of the task of splitting L2CAP between Core and Socket, thus sk is now
gone from struct l2cap_chan.

Signed-off-by: Gustavo Padovan <gustavo.padovan@collabora.co.uk>
Signed-off-by: Marcel Holtmann <marcel@holtmann.org>
11 years agoBluetooth: Use bt_cb(skb)->chan to send raw data back
Gustavo Padovan [Mon, 21 Oct 2013 20:22:25 +0000 (18:22 -0200)]
Bluetooth: Use bt_cb(skb)->chan to send raw data back

Instead of accessing skb->sk in L2CAP core we now compare the channel
a skb belongs to and not send it back if the channel is same. This change
removes another struct socket usage from L2CAP core.

Signed-off-by: Gustavo Padovan <gustavo.padovan@collabora.co.uk>
Signed-off-by: Marcel Holtmann <marcel@holtmann.org>
11 years agoBluetooth: Add L2CAP channel to skb private data
Gustavo Padovan [Mon, 21 Oct 2013 20:22:24 +0000 (18:22 -0200)]
Bluetooth: Add L2CAP channel to skb private data

Adding the channel to the skb private data makes possible to us know which
channel the skb we have came from.

Signed-off-by: Gustavo Padovan <gustavo.padovan@collabora.co.uk
Signed-off-by: Marcel Holtmann <marcel@holtmann.org>
11 years agoBluetooth: Remove parent socket usage from l2cap_core.c
Gustavo Padovan [Mon, 21 Oct 2013 16:21:41 +0000 (14:21 -0200)]
Bluetooth: Remove parent socket usage from l2cap_core.c

The parent socket is not used inside the L2CAP core anymore. We only lock
it to indirect access through the new_connection() callback. The hold of
the socket lock was moved to the new_connection() callback.

Inside L2CAP core the channel lock is now used in l2cap_le_conn_ready()
and l2cap_conn_ready() to protect the execution of these two functions
during the handling of new incoming connections.

This change remove the socket lock usage from L2CAP core while keeping
the code safe against race conditions.

Signed-off-by: Gustavo Padovan <gustavo.padovan@collabora.co.uk>
Signed-off-by: Marcel Holtmann <marcel@holtmann.org>
11 years agoBluetooth: Remove socket lock from l2cap_state_change()
Gustavo Padovan [Mon, 21 Oct 2013 16:21:40 +0000 (14:21 -0200)]
Bluetooth: Remove socket lock from l2cap_state_change()

This simplify and make safer the state change handling inside l2cap_core.c.
we got rid of __l2cap_state_change(). And l2cap_state_change() doesn't lock
the socket anymore, instead the socket is locked inside the ops callback for
state change in l2cap_sock.c.

It makes the code safer because in some we were using a unlocked version,
and now we are calls to l2cap_state_change(), when dealing with sockets, use
the locked version.

Signed-off-by: Gustavo Padovan <gustavo.padovan@collabora.co.uk>
Signed-off-by: Marcel Holtmann <marcel@holtmann.org>
11 years agoBluetooth: Hold socket in defer callback in L2CAP socket
Gustavo Padovan [Mon, 21 Oct 2013 16:21:39 +0000 (14:21 -0200)]
Bluetooth: Hold socket in defer callback in L2CAP socket

In both places that we use the defer callback the socket lock is held for
a indirect sk access inside __l2cap_change_state() and chan->ops->defer(),
all the rest of the code between lock_sock() and release_sock() is
already protected by the channel lock and won't be affected by this
change.

We now use l2cap_change_state(), the locked version of the change state
function, and the defer callback does the locking itself now. This does
not affect other uses of the defer callback.

Signed-off-by: Gustavo Padovan <gustavo.padovan@collabora.co.uk>
Signed-off-by: Marcel Holtmann <marcel@holtmann.org>
11 years agoBluetooth: Do not access chan->sk directly
Gustavo Padovan [Mon, 21 Oct 2013 16:21:38 +0000 (14:21 -0200)]
Bluetooth: Do not access chan->sk directly

In the process of removing socket usage from L2CAP we now access the L2CAP
socket from the data member of struct l2cap_chan. For the L2CAP socket
user the data member points to the L2CAP socket.

Signed-off-by: Gustavo Padovan <gustavo.padovan@collabora.co.uk>
Signed-off-by: Marcel Holtmann <marcel@holtmann.org>
11 years agoBluetooth: Remove not used struct sock
Gustavo Padovan [Mon, 21 Oct 2013 16:21:37 +0000 (14:21 -0200)]
Bluetooth: Remove not used struct sock

It is a leftover from the recent effort of remove sk usage from L2CAP
core.

Signed-off-by: Gustavo Padovan <gustavo.padovan@collabora.co.uk>
Signed-off-by: Marcel Holtmann <marcel@holtmann.org>
11 years agoBluetooth: Fix enabling fast connectable on LE-only controllers
Johan Hedberg [Mon, 21 Oct 2013 13:51:53 +0000 (16:51 +0300)]
Bluetooth: Fix enabling fast connectable on LE-only controllers

The current "fast connectable" feature is BR/EDR-only, so add a proper
check for BR/EDR support before proceeding with the associated HCI
commands.

Signed-off-by: Johan Hedberg <johan.hedberg@intel.com>
Signed-off-by: Marcel Holtmann <marcel@holtmann.org>
11 years agocfg80211: update dfs_state_entered upon dfs_state change
Michal Kazior [Thu, 17 Oct 2013 18:21:12 +0000 (11:21 -0700)]
cfg80211: update dfs_state_entered upon dfs_state change

The timestamp wasn't updated after transitioning
to the NL80211_DFS_USABLE state after NOP time.

Signed-off-by: Michal Kazior <michal.kazior@tieto.com>
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
11 years agocfg80211: fix DFS channel recovery timeout
Michal Kazior [Thu, 17 Oct 2013 18:21:11 +0000 (11:21 -0700)]
cfg80211: fix DFS channel recovery timeout

The timeout was not properly converted from msecs
to jiffies. As a result channel transition to
NL80211_DFS_USABLE was delayed depending on
CONFIG_HZ configuration, e.g. HZ=100 would delay
the NOP from 30 minutes to 300 minutes.

Signed-off-by: Michal Kazior <michal.kazior@tieto.com>
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
11 years agocfg80211: fix scheduled scan pointer access
Johannes Berg [Mon, 21 Oct 2013 09:33:35 +0000 (11:33 +0200)]
cfg80211: fix scheduled scan pointer access

Since rdev->sched_scan_req is dereferenced outside the
lock protecting it, this might be done at the wrong
time, causing crashes. Move the dereference to where
it should be - inside the RTNL locked section.

Cc: stable@vger.kernel.org [3.8+]
Reviewed-by: Emmanuel Grumbach <emmanuel.grumbach@intel.com>
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
11 years agoBluetooth: Update Set Discoverable to support LE
Johan Hedberg [Sun, 20 Oct 2013 16:00:07 +0000 (19:00 +0300)]
Bluetooth: Update Set Discoverable to support LE

This patch updates the Set Discoverable management command to also be
applicable for LE. In particular this affects the advertising flags
where we can say "general discoverable" or "limited discoverable".

Since the device flags may not be up-to-date when the advertising data
is written this patch introduces a get_adv_discov_flags() helper
function which also looks at any pending mgmt commands (a pending
set_discoverable would be the exception when the flags are not yet
correct).

The patch also adds HCI_DISCOVERABLE flag clearing to the
mgmt_discoverable_timeout function, since the code was previously
relying on the mgmt_discoverable callback to handle this, which is only
called for the BR/EDR-only HCI_Write_Scan_Enable command.

Signed-off-by: Johan Hedberg <johan.hedberg@intel.com>
Signed-off-by: Marcel Holtmann <marcel@holtmann.org>
11 years agoBluetooth: Move HCI_LIMITED_DISCOVERABLE changes to a general place
Johan Hedberg [Sat, 19 Oct 2013 20:38:22 +0000 (23:38 +0300)]
Bluetooth: Move HCI_LIMITED_DISCOVERABLE changes to a general place

We'll soon be introducing also LE support for the Set Discoverable
management command, so move the HCI_LIMITED_DISCOVERABLE flag clearing
and setting out from the if-branch that is only used for a BR/EDR
specific HCI command.

Signed-off-by: Johan Hedberg <johan.hedberg@intel.com>
Signed-off-by: Marcel Holtmann <marcel@holtmann.org>
11 years agoBluetooth: Fix sending write_scan_enable when BR/EDR is disabled
Johan Hedberg [Sat, 19 Oct 2013 20:38:21 +0000 (23:38 +0300)]
Bluetooth: Fix sending write_scan_enable when BR/EDR is disabled

We should only send the HCI_Write_Scan_Enable command from
mgmt_set_powered_failed() when BR/EDR support is enabled. This is
particularly important when the discoverable setting is also tied to LE.

Signed-off-by: Johan Hedberg <johan.hedberg@intel.com>
Signed-off-by: Marcel Holtmann <marcel@holtmann.org>
11 years agoBluetooth: Move mgmt_pending_find to avoid forward declarations
Johan Hedberg [Sat, 19 Oct 2013 20:38:20 +0000 (23:38 +0300)]
Bluetooth: Move mgmt_pending_find to avoid forward declarations

We will soon need this function for updating the advertising data, so
move it higher up in mgmt.c to avoid a forward declaration.

Signed-off-by: Johan Hedberg <johan.hedberg@intel.com>
Signed-off-by: Marcel Holtmann <marcel@holtmann.org>
11 years agoBluetooth: Fix updating settings when there are no HCI commands to send
Johan Hedberg [Sat, 19 Oct 2013 20:38:19 +0000 (23:38 +0300)]
Bluetooth: Fix updating settings when there are no HCI commands to send

It is possible that the Set Connectable management command doesn't cause
any HCI commands to send (such as when BR/EDR is disabled). We can't
just send a response to user space in this case but must also update the
necessary device flags and settings. This patch fixes the issue by using
the recently introduced set_connectable_update_settings function.

Signed-off-by: Johan Hedberg <johan.hedberg@intel.com>
Signed-off-by: Marcel Holtmann <marcel@holtmann.org>
11 years agoBluetooth: Refactor set_connectable settings update to separate function
Johan Hedberg [Sat, 19 Oct 2013 20:38:18 +0000 (23:38 +0300)]
Bluetooth: Refactor set_connectable settings update to separate function

We will need to directly update the device flags and notify user space
of the new settings not just when we're powered off but also if it turns
out that there are no HCI commands to send (which can happen in
particular when BR/EDR is disabled). Since this is a considerable amount
of code, refactor it to a separate function so it can be reused for the
"no HCI commands to send" case.

Signed-off-by: Johan Hedberg <johan.hedberg@intel.com>
Signed-off-by: Marcel Holtmann <marcel@holtmann.org>
11 years agoBluetooth: Add missing check for BREDR_ENABLED flag in update_class()
Johan Hedberg [Sat, 19 Oct 2013 20:38:17 +0000 (23:38 +0300)]
Bluetooth: Add missing check for BREDR_ENABLED flag in update_class()

We shouldn't be sending the HCI_Write_Class_Of_Device command when
BR/EDR is disabled since this is a BR/EDR-only command.

Signed-off-by: Johan Hedberg <johan.hedberg@intel.com>
Signed-off-by: Marcel Holtmann <marcel@holtmann.org>
11 years agoBluetooth: Check for flag instead of features in update_adv_data()
Johan Hedberg [Sat, 19 Oct 2013 20:38:16 +0000 (23:38 +0300)]
Bluetooth: Check for flag instead of features in update_adv_data()

It's better to check for the device flag instead of device features so
that we avoid unnecessary HCI commands when the feature is supported but
disabled (i.e. the flag is unset).

Signed-off-by: Johan Hedberg <johan.hedberg@intel.com>
Signed-off-by: Marcel Holtmann <marcel@holtmann.org>
11 years agoBluetooth: Check for flag instead of features in update_scan_rsp_data()
Johan Hedberg [Sat, 19 Oct 2013 20:38:15 +0000 (23:38 +0300)]
Bluetooth: Check for flag instead of features in update_scan_rsp_data()

It's better to check for the device flag instead of device features so
that we avoid unnecessary HCI commands when the feature is supported but
disabled (i.e. the flag is unset).

Signed-off-by: Johan Hedberg <johan.hedberg@intel.com>
Signed-off-by: Marcel Holtmann <marcel@holtmann.org>
11 years agoBluetooth: Fix minor coding style issue in hci_core.c
Marcel Holtmann [Sat, 19 Oct 2013 17:19:15 +0000 (10:19 -0700)]
Bluetooth: Fix minor coding style issue in hci_core.c

A few variable assignments ended up with missing a space between the
variable and equal sign.

Signed-off-by: Marcel Holtmann <marcel@holtmann.org>
Signed-off-by: Johan Hedberg <johan.hedberg@intel.com>
11 years agoBluetooth: Fix UUID values in debugfs file
Marcel Holtmann [Sat, 19 Oct 2013 16:31:59 +0000 (09:31 -0700)]
Bluetooth: Fix UUID values in debugfs file

The uuid entry struct is used for the UUID byte stream. That is
actually the wrong value. The correct value is uuid->uuid.

Besides fixing this up, use the %pUb modifier to print the UUID
string. However since the UUID is stored in big endian with
reversed byte order, change the byte order before printing.

Signed-off-by: Marcel Holtmann <marcel@holtmann.org>
Signed-off-by: Johan Hedberg <johan.hedberg@intel.com>
11 years agoBluetooth: Add support for setting DUT mode
Marcel Holtmann [Sat, 19 Oct 2013 14:09:12 +0000 (07:09 -0700)]
Bluetooth: Add support for setting DUT mode

The Device Under Test (DUT) mode is useful for doing certification
testing and so expose this as debugfs option.

This mode is actually special since you can only enter it. Restoring
normal operation means that a HCI Reset is required. The current mode
value gets tracked as a new device flag and when disabling it, the
correct command to reset the controller is sent.

Signed-off-by: Marcel Holtmann <marcel@holtmann.org>
Signed-off-by: Johan Hedberg <johan.hedberg@intel.com>
11 years agoBluetooth: Expose debugfs settings for LE connection interval
Marcel Holtmann [Sat, 19 Oct 2013 14:09:13 +0000 (07:09 -0700)]
Bluetooth: Expose debugfs settings for LE connection interval

For testing purposes expose the default LE connection interval values
via debugfs.

Signed-off-by: Marcel Holtmann <marcel@holtmann.org>
Signed-off-by: Johan Hedberg <johan.hedberg@intel.com>
11 years agoBluetooth: Add support for setting SSP debug mode
Marcel Holtmann [Sat, 19 Oct 2013 14:09:11 +0000 (07:09 -0700)]
Bluetooth: Add support for setting SSP debug mode

Enabling and disabling SSP debug mode is useful for development. This
adds a debugfs entry that allows to configure the SSP debug mode.

On purpose this has been implemented as debugfs entry and not a public
API since it is really only useful during testing and development.

Signed-off-by: Marcel Holtmann <marcel@holtmann.org>
Signed-off-by: Johan Hedberg <johan.hedberg@intel.com>
11 years agoBluetooth: Remove interval parameter from HCI connection
Marcel Holtmann [Sat, 19 Oct 2013 12:26:57 +0000 (05:26 -0700)]
Bluetooth: Remove interval parameter from HCI connection

The conn->interval parameter of HCI connections is not used at all
and so just remove it.

Signed-off-by: Marcel Holtmann <marcel@holtmann.org>
Signed-off-by: Johan Hedberg <johan.hedberg@intel.com>
11 years agoBluetooth: Add LE features to debugfs if available
Marcel Holtmann [Sat, 19 Oct 2013 09:25:33 +0000 (02:25 -0700)]
Bluetooth: Add LE features to debugfs if available

For LE capable controllers at the special LE features page to the
debugfs list with all the other features pages.

Signed-off-by: Marcel Holtmann <marcel@holtmann.org>
Signed-off-by: Johan Hedberg <johan.hedberg@intel.com>
11 years agoBluetooth: Expose setting if debug keys are used or not
Marcel Holtmann [Sat, 19 Oct 2013 00:14:22 +0000 (17:14 -0700)]
Bluetooth: Expose setting if debug keys are used or not

The system can be figured to accept and use debug keys. Expose this
value in debugfs for debugging purposes.

Signed-off-by: Marcel Holtmann <marcel@holtmann.org>
Signed-off-by: Johan Hedberg <johan.hedberg@intel.com>
11 years agoBluetooth: Expose debugfs entry read/write own address type
Marcel Holtmann [Fri, 18 Oct 2013 23:38:10 +0000 (16:38 -0700)]
Bluetooth: Expose debugfs entry read/write own address type

For some testing it is important to know the current own addres type,
but also be able to change it. The change is lost over powery cycles
and only intended for debugging.

Signed-off-by: Marcel Holtmann <marcel@holtmann.org>
Signed-off-by: Johan Hedberg <johan.hedberg@intel.com>
11 years agoBluetooth: Select the own address type during initial setup phase
Marcel Holtmann [Fri, 18 Oct 2013 23:38:09 +0000 (16:38 -0700)]
Bluetooth: Select the own address type during initial setup phase

The own address type is based on the fact if the controller has
a public address or not. This means that this detail can be just
configured once during setup phase.

Signed-off-by: Marcel Holtmann <marcel@holtmann.org>
Signed-off-by: Johan Hedberg <johan.hedberg@intel.com>
11 years agoBluetooth: Expose current list of long term keys via debugfs
Marcel Holtmann [Fri, 18 Oct 2013 22:56:57 +0000 (15:56 -0700)]
Bluetooth: Expose current list of long term keys via debugfs

For debugging purposes expose the current list of long term keys
via debugfs. This file is read-only and limited to root access.

Signed-off-by: Marcel Holtmann <marcel@holtmann.org>
Signed-off-by: Johan Hedberg <johan.hedberg@intel.com>
11 years agoBluetooth: Expose white list size information in debugfs
Marcel Holtmann [Fri, 18 Oct 2013 22:23:46 +0000 (15:23 -0700)]
Bluetooth: Expose white list size information in debugfs

Knowing the white list size information is important for
debugging. So export it via debugfs.

Signed-off-by: Marcel Holtmann <marcel@holtmann.org>
Signed-off-by: Johan Hedberg <johan.hedberg@intel.com>
11 years agoBluetooth: Remove bus attribute in favor of hierarchy
Marcel Holtmann [Fri, 18 Oct 2013 19:39:27 +0000 (12:39 -0700)]
Bluetooth: Remove bus attribute in favor of hierarchy

The bus information are exposed in the actual hierarchy and should
not be exposed as attribute.

Signed-off-by: Marcel Holtmann <marcel@holtmann.org>
Signed-off-by: Johan Hedberg <johan.hedberg@intel.com>
11 years agoBluetooth: Expose current list of link keys via debugfs
Marcel Holtmann [Fri, 18 Oct 2013 19:04:52 +0000 (12:04 -0700)]
Bluetooth: Expose current list of link keys via debugfs

For debugging purposes expose the current list of link keys via
debugfs. This file is read-only and limited to root access.

Signed-off-by: Marcel Holtmann <marcel@holtmann.org>
Signed-off-by: Johan Hedberg <johan.hedberg@intel.com>
11 years agoBluetooth: Move export of class of device information into hci_core.c
Marcel Holtmann [Fri, 18 Oct 2013 19:04:51 +0000 (12:04 -0700)]
Bluetooth: Move export of class of device information into hci_core.c

The class of device debugfs information should be directly exported
from hci_core.c and so move them over there.

Signed-off-by: Marcel Holtmann <marcel@holtmann.org>
Signed-off-by: Johan Hedberg <johan.hedberg@intel.com>
11 years agoBluetooth: Store local version information only during setup phase
Marcel Holtmann [Fri, 18 Oct 2013 19:04:50 +0000 (12:04 -0700)]
Bluetooth: Store local version information only during setup phase

The local version information from the controller can not change
since they are static. So store them only once during setup
phase and not bother overwriting them every time this command
gets executed.

Signed-off-by: Marcel Holtmann <marcel@holtmann.org>
Signed-off-by: Johan Hedberg <johan.hedberg@intel.com>
11 years agoBluetooth: Move manufacturer, hci_ver and hci_rev into hci_core.c
Marcel Holtmann [Fri, 18 Oct 2013 19:04:49 +0000 (12:04 -0700)]
Bluetooth: Move manufacturer, hci_ver and hci_rev into hci_core.c

Move the debugfs entries for manufacturer, hci_ver and hci_rev into
hci_core.c and use the new helpers for static entries that will not
change at runtime. Once passed the setup procedure, they will stay
fixed.

Signed-off-by: Marcel Holtmann <marcel@holtmann.org>
Signed-off-by: Johan Hedberg <johan.hedberg@intel.com>
11 years agoBluetooth: Remove debug entry for connection features
Marcel Holtmann [Fri, 18 Oct 2013 19:04:48 +0000 (12:04 -0700)]
Bluetooth: Remove debug entry for connection features

The debug entry for connection features is incomplete and also does
not work with AMP controllers and physical links. So just remove it.

Signed-off-by: Marcel Holtmann <marcel@holtmann.org>
Signed-off-by: Johan Hedberg <johan.hedberg@intel.com>
11 years agoBluetooth: Add workaround for buggy max_page features page value
Marcel Holtmann [Fri, 18 Oct 2013 19:04:47 +0000 (12:04 -0700)]
Bluetooth: Add workaround for buggy max_page features page value

Some controllers list the max_page value from the extended features
response as 0 when SSP has not yet been enabled. To workaround this
issue, force the max_page value to 1 when SSP support has been
detected.

Signed-off-by: Marcel Holtmann <marcel@holtmann.org>
Signed-off-by: Johan Hedberg <johan.hedberg@intel.com>
11 years agoBluetooth: Move HCI device features into hci_core.c
Marcel Holtmann [Fri, 18 Oct 2013 19:04:46 +0000 (12:04 -0700)]
Bluetooth: Move HCI device features into hci_core.c

Move the handling of HCI device features debugfs into hci_core.c and
also extend it with handling of multiple feature pages.

Signed-off-by: Marcel Holtmann <marcel@holtmann.org>
Signed-off-by: Johan Hedberg <johan.hedberg@intel.com>
11 years agort2x00: rt2800pci: use module_pci_driver macro
Gabor Juhos [Thu, 17 Oct 2013 07:42:35 +0000 (09:42 +0200)]
rt2x00: rt2800pci: use module_pci_driver macro

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

Signed-off-by: Gabor Juhos <juhosg@openwrt.org>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
11 years agort2x00: rt2800pci: move SoC specific code into a separate module
Gabor Juhos [Thu, 17 Oct 2013 07:42:34 +0000 (09:42 +0200)]
rt2x00: rt2800pci: move SoC specific code into a separate module

The PCI and SoC specific drivers are using separate
code now so it is not reasonable to use the same
module for both drivers anymore.

Signed-off-by: Gabor Juhos <juhosg@openwrt.org>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
11 years agort2x00: rt2800pci: use separate hwcrypt_disabled callback for SoC devices
Gabor Juhos [Thu, 17 Oct 2013 07:42:33 +0000 (09:42 +0200)]
rt2x00: rt2800pci: use separate hwcrypt_disabled callback for SoC devices

The 'rt2800pci_hwcrypt_disabled' function is the
only PCI specific callback which is used by the
SoC driver. Create a clone of that to get rid of
the dependency.

Even though the two functions are using the same
variable, but the SoC specific code will be moved
into a separate module which will have its own
'modparam_nohwcrypt' variable.

Signed-off-by: Gabor Juhos <juhosg@openwrt.org>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
11 years agort2x00: rt2800pci: move rt2800mmio_enable_radio function to another module
Gabor Juhos [Thu, 17 Oct 2013 07:42:32 +0000 (09:42 +0200)]
rt2x00: rt2800pci: move rt2800mmio_enable_radio function to another module

Move the function into the rt2800mmio module, in order
to make it usable from other modules.

Signed-off-by: Gabor Juhos <juhosg@openwrt.org>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
11 years agort2x00: rt2800pci: split rt2800pci_enable_radio function
Gabor Juhos [Thu, 17 Oct 2013 07:42:31 +0000 (09:42 +0200)]
rt2x00: rt2800pci: split rt2800pci_enable_radio function

The function is called for PCI and SoC devices
however the MCU related part of the function
has no effect on SoC devices. Move the common
part of the function into a separate helper and
use that for the SoC devices.

Signed-off-by: Gabor Juhos <juhosg@openwrt.org>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
11 years agort2x00: rt2800pci: rename rt2800pci_disable_radio function
Gabor Juhos [Thu, 17 Oct 2013 07:42:30 +0000 (09:42 +0200)]
rt2x00: rt2800pci: rename rt2800pci_disable_radio function

The function contain code for SoC devices only.
Rename the function to 'rt2800soc_disable_radio'
and move it to the SoC specific section. Use
the renamed function in the SoC specific code
only and remove the 'if rt2x00_is_soc(rt2x00dev)'
condition from the function body.

Signed-off-by: Gabor Juhos <juhosg@openwrt.org>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
11 years agort2x00: rt2800pci: use separate set_state callback for SoC devices
Gabor Juhos [Thu, 17 Oct 2013 07:42:29 +0000 (09:42 +0200)]
rt2x00: rt2800pci: use separate set_state callback for SoC devices

The 'rt2800pci_set_state' function uses MCU commands
to set the device state, however these have no effect
on SoC devices. Use a different set_state callback
which does not use the MCU fcuntions.

Signed-off-by: Gabor Juhos <juhosg@openwrt.org>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
11 years agort2x00: rt2800pci: use separate firmware callbacks for SoC devices
Gabor Juhos [Thu, 17 Oct 2013 07:42:28 +0000 (09:42 +0200)]
rt2x00: rt2800pci: use separate firmware callbacks for SoC devices

Use empty firmware callbacks for SoC devices because those
don't require firmware.

Signed-off-by: Gabor Juhos <juhosg@openwrt.org>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
11 years agort2x00: rt2800pci: use separate read_eeprom callback for SoC devices
Gabor Juhos [Thu, 17 Oct 2013 07:42:27 +0000 (09:42 +0200)]
rt2x00: rt2800pci: use separate read_eeprom callback for SoC devices

Rename the 'rt2800pci_read_eeprom_soc function' to
'rt2800soc_read_eeprom' and use that directly in the
SoC specific 'rt2800_ops' structure. Also move the
'rt2800pci_eeprom_read' function into an 'ifdef PCI'
section and remove the 'rt2800pci_read_eeprom_soc'
call from that.

Additionally, remove the dummy inline eeprom functions.
Those are not used anymore.

Signed-off-by: Gabor Juhos <juhosg@openwrt.org>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
11 years agort2x00: rt2800pci: use separate ops for the SoC driver
Gabor Juhos [Thu, 17 Oct 2013 07:42:26 +0000 (09:42 +0200)]
rt2x00: rt2800pci: use separate ops for the SoC driver

This makes it possible to use different callback
functions for PCI and SoC devices which will allow
to move the SoC driver into a separate module.

Signed-off-by: Gabor Juhos <juhosg@openwrt.org>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
11 years agort2x00: rt2800pci: move initialization functions to the rt2800mmio module
Gabor Juhos [Thu, 17 Oct 2013 07:42:25 +0000 (09:42 +0200)]
rt2x00: rt2800pci: move initialization functions to the rt2800mmio module

Move the functions into a separate module, in order
to make those usable from other modules.

Signed-off-by: Gabor Juhos <juhosg@openwrt.org>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
11 years agort2x00: rt2800pci: use rt2800mmio prefix for initialization functions
Gabor Juhos [Thu, 17 Oct 2013 07:42:24 +0000 (09:42 +0200)]
rt2x00: rt2800pci: use rt2800mmio prefix for initialization functions

The functions are used for devices with memory
mapped I/O and contain no PCI specific code at
all. Use rt2800mmio prefix instead of rt2800pci
in the function names to reflect that.

The patch contains no functional changes.

Signed-off-by: Gabor Juhos <juhosg@openwrt.org>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
11 years agort2x00: rt2800pci: move queue functions to the rt2800mmio module
Gabor Juhos [Thu, 17 Oct 2013 07:42:23 +0000 (09:42 +0200)]
rt2x00: rt2800pci: move queue functions to the rt2800mmio module

Move the functions into a separate module, in order
to make those usable from other modules. Also move
the queue register offset macros from rt2800pci.h
into rt2800mmio.h.

Signed-off-by: Gabor Juhos <juhosg@openwrt.org>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
11 years agort2x00: rt2800pci: use rt2800mmio prefix for queue functions
Gabor Juhos [Thu, 17 Oct 2013 07:42:22 +0000 (09:42 +0200)]
rt2x00: rt2800pci: use rt2800mmio prefix for queue functions

The functions are used for devices with memory
mapped I/O and contain no PCI specific code at
all. Use rt2800mmio prefix instead of rt2800pci
in the function names to reflect that.

The patch contains no functional changes.

Signed-off-by: Gabor Juhos <juhosg@openwrt.org>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
11 years agort2x00: rt2800pci: move interrupt functions to the rt2800mmio module
Gabor Juhos [Thu, 17 Oct 2013 07:42:21 +0000 (09:42 +0200)]
rt2x00: rt2800pci: move interrupt functions to the rt2800mmio module

Move the functions into a separate module, in order
to make those usable from other modules.

Signed-off-by: Gabor Juhos <juhosg@openwrt.org>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
11 years agort2x00: rt2800pci: use rt2800mmio prefix for interrupt functions
Gabor Juhos [Thu, 17 Oct 2013 07:42:20 +0000 (09:42 +0200)]
rt2x00: rt2800pci: use rt2800mmio prefix for interrupt functions

The functions are used for devices with memory
mapped I/O and contain no PCI specific code at
all. Use rt2800mmio prefix instead of rt2800pci
in the function names to reflect that.

The patch contains no functional changes.

Signed-off-by: Gabor Juhos <juhosg@openwrt.org>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
11 years agort2x00: rt2800pci: move RX control handler functions to the rt2800mmio module
Gabor Juhos [Thu, 17 Oct 2013 07:42:19 +0000 (09:42 +0200)]
rt2x00: rt2800pci: move RX control handler functions to the rt2800mmio module

Move the functions into a separate module, in order
to make those usable from other modules. Also move
the RX descriptor related defines from rt2800pci.h
into rt2800mmio.h

Signed-off-by: Gabor Juhos <juhosg@openwrt.org>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
11 years agort2x00: rt2800pci: use rt2800mmio prefix for RX control handler functions
Gabor Juhos [Thu, 17 Oct 2013 07:42:18 +0000 (09:42 +0200)]
rt2x00: rt2800pci: use rt2800mmio prefix for RX control handler functions

The functions are used for devices with memory
mapped I/O and contain no PCI specific code at
all. Use rt2800mmio prefix instead of rt2800pci
in the function names to reflect that.

The patch contains no functional changes.

Signed-off-by: Gabor Juhos <juhosg@openwrt.org>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
11 years agort2x00: rt2800pci: move TX descriptor functions to the rt2800mmio module
Gabor Juhos [Thu, 17 Oct 2013 07:42:17 +0000 (09:42 +0200)]
rt2x00: rt2800pci: move TX descriptor functions to the rt2800mmio module

Move the functions into a separate module, in order
to make those usable from other modules. Also move
the TX descriptor related defines from rt2800pci.h
into rt2800mmio.h.

Signed-off-by: Gabor Juhos <juhosg@openwrt.org>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
11 years agort2x00: rt2800pci: use rt2800mmio prefix for TX descriptor functions
Gabor Juhos [Thu, 17 Oct 2013 07:42:16 +0000 (09:42 +0200)]
rt2x00: rt2800pci: use rt2800mmio prefix for TX descriptor functions

The functions are used for devices with memory
mapped I/O and contain no PCI specific code at
all. Use rt2800mmio prefix instead of rt2800pci
in the function names to reflect that.

The patch contains no functional changes.

Signed-off-by: Gabor Juhos <juhosg@openwrt.org>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
11 years agort2x00: create a new module for rt2800 MMIO code
Gabor Juhos [Thu, 17 Oct 2013 07:42:15 +0000 (09:42 +0200)]
rt2x00: create a new module for rt2800 MMIO code

Create a new module for common code which can be used
for rt2800 device with memory mapped I/O. It is an empty
module for now, but it will be populated by subsequent
patches.

Signed-off-by: Gabor Juhos <juhosg@openwrt.org>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
11 years agodrivers: net: wireless: Fix wrong check for reassociation request retry counter
Felipe Pena [Wed, 16 Oct 2013 00:07:47 +0000 (21:07 -0300)]
drivers: net: wireless: Fix wrong check for reassociation request retry counter

There is a typo where the checking for priv->ReAssociationRequestRetryCnt must
be, it was checking for priv->AssociationRequestRetryCnt instead.

Signed-off-by: Felipe Pena <felipensp@gmail.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
11 years agobrcmfmac: fix brcmf_sdcard_recv_chain() for host without sg support
Arend van Spriel [Tue, 15 Oct 2013 13:44:57 +0000 (15:44 +0200)]
brcmfmac: fix brcmf_sdcard_recv_chain() for host without sg support

If the SDIO host controller does not support scatter-gather the glom
superframe must be transfered from the device and the data for each
packet in the queue must be extracted from it.

Reviewed-by: Franky Lin <frankyl@broadcom.com>
Reviewed-by: Hante Meuleman <meuleman@broadcom.com>
Reviewed-by: Pieter-Paul Giesberts <pieterpg@broadcom.com>
Signed-off-by: Arend van Spriel <arend@broadcom.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
11 years agobrcmfmac: fix brcmf_sdio_txpkt_prep() for host without sg support
Arend van Spriel [Tue, 15 Oct 2013 13:44:56 +0000 (15:44 +0200)]
brcmfmac: fix brcmf_sdio_txpkt_prep() for host without sg support

When running on a host controller that does not support scatter-gather
transfers the function brcmf_sdio_txpkt_prep() should not add tail
padding buffers.

Reviewed-by: Franky Lin <frankyl@broadcom.com>
Reviewed-by: Hante Meuleman <meuleman@broadcom.com>
Reviewed-by: Pieter-Paul Giesberts <pieterpg@broadcom.com>
Signed-off-by: Arend van Spriel <arend@broadcom.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
11 years agobrcmfmac: fix brcmf_sdcard_send_pkt() for host without sg support
Arend van Spriel [Tue, 15 Oct 2013 13:44:55 +0000 (15:44 +0200)]
brcmfmac: fix brcmf_sdcard_send_pkt() for host without sg support

If the host does not support scatter-gather transmit the packets
in the pktq individually using brcmf_sdio_buffrw().

Reviewed-by: Franky Lin <frankyl@broadcom.com>
Reviewed-by: Hante Meuleman <meuleman@broadcom.com>
Reviewed-by: Pieter-Paul Giesberts <pieterpg@broadcom.com>
Signed-off-by: Arend van Spriel <arend@broadcom.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
11 years agobrcmfmac: remove stale code from brcmf_sdcard_recv_chain()
Arend van Spriel [Tue, 15 Oct 2013 13:44:54 +0000 (15:44 +0200)]
brcmfmac: remove stale code from brcmf_sdcard_recv_chain()

The function brcmf_sdcard_recv_chain() has been reworked with
commit "brcmfmac: add sdio sg list support", but the incr_fix
variable is only assigned but not used so removing it now.

Reviewed-by: Franky Lin <frankyl@broadcom.com>
Reviewed-by: Hante Meuleman <meuleman@broadcom.com>
Reviewed-by: Pieter-Paul Giesberts <pieterpg@broadcom.com>
Signed-off-by: Arend van Spriel <arend@broadcom.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
11 years agobrcmfmac: verify result of brcmf_sdio_addrprep() calls
Arend van Spriel [Tue, 15 Oct 2013 13:44:53 +0000 (15:44 +0200)]
brcmfmac: verify result of brcmf_sdio_addrprep() calls

Not all calls to the function brcmf_sdio_addrprep() check
the return value, but it may fail so better verify it.

Reviewed-by: Franky Lin <frankyl@broadcom.com>
Reviewed-by: Hante Meuleman <meuleman@broadcom.com>
Reviewed-by: Pieter-Paul Giesberts <pieterpg@broadcom.com>
Signed-off-by: Arend van Spriel <arend@broadcom.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
11 years agobrcmfmac: rework single packet transfers
Arend van Spriel [Tue, 15 Oct 2013 13:44:52 +0000 (15:44 +0200)]
brcmfmac: rework single packet transfers

The function brcmf_sdio_sglist_rw() does a different code path
when packet queue length is 1. Move this to a separate function
reducing overhead in the calling context.

Reviewed-by: Franky Lin <frankyl@broadcom.com>
Reviewed-by: Hante Meuleman <meuleman@broadcom.com>
Reviewed-by: Pieter-Paul Giesberts <pieterpg@broadcom.com>
Signed-off-by: Arend van Spriel <arend@broadcom.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
11 years agobrcmfmac: rename brcmf_sdio_buffrw()
Arend van Spriel [Tue, 15 Oct 2013 13:44:51 +0000 (15:44 +0200)]
brcmfmac: rename brcmf_sdio_buffrw()

The function brcmf_sdio_buffrw() is intended to be used for
transfering list of packets using scatter-gather functionality.
Rename function to brcmf_sdio_sglist_rw() to clarify this.

Reviewed-by: Franky Lin <frankyl@broadcom.com>
Reviewed-by: Hante Meuleman <meuleman@broadcom.com>
Reviewed-by: Pieter-Paul Giesberts <pieterpg@broadcom.com>
Signed-off-by: Arend van Spriel <arend@broadcom.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
11 years agobrcmfmac: rework scatter-gather code in brcmf_sdio_buffrw()
Arend van Spriel [Tue, 15 Oct 2013 13:44:50 +0000 (15:44 +0200)]
brcmfmac: rework scatter-gather code in brcmf_sdio_buffrw()

Moving a number of assignments outside of the loop as they are
the same for each request.

Reviewed-by: Franky Lin <frankyl@broadcom.com>
Reviewed-by: Hante Meuleman <meuleman@broadcom.com>
Reviewed-by: Pieter-Paul Giesberts <pieterpg@broadcom.com>
Signed-off-by: Arend van Spriel <arend@broadcom.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
11 years agobrcmfmac: determine host controller related variables during probe
Arend van Spriel [Tue, 15 Oct 2013 13:44:49 +0000 (15:44 +0200)]
brcmfmac: determine host controller related variables during probe

Instead of determining the limits for scatter-gather MMC transfer
request upon each transmit it is now determined during the probe
of the SDIO function.

Reviewed-by: Franky Lin <frankyl@broadcom.com>
Reviewed-by: Hante Meuleman <meuleman@broadcom.com>
Reviewed-by: Pieter-Paul Giesberts <pieterpg@broadcom.com>
Signed-off-by: Arend van Spriel <arend@broadcom.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
11 years agobrcmfmac: rename variable max_seg_sz to max_seg_cnt for clarity
Arend van Spriel [Tue, 15 Oct 2013 13:44:48 +0000 (15:44 +0200)]
brcmfmac: rename variable max_seg_sz to max_seg_cnt for clarity

The variable max_seg_sz in brcmf_sdio_buffrw() respresents the maximum
number of buffers that can be sent in one MMC transfer request. Rename
it to max_seg_cnt to avoid confusion.

Reviewed-by: Franky Lin <frankyl@broadcom.com>
Reviewed-by: Hante Meuleman <meuleman@broadcom.com>
Reviewed-by: Pieter-Paul Giesberts <pieterpg@broadcom.com>
Signed-off-by: Arend van Spriel <arend@broadcom.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
11 years agobrcmfmac: add tracepoint for capturing the SDPCM header
Arend van Spriel [Tue, 15 Oct 2013 13:44:47 +0000 (15:44 +0200)]
brcmfmac: add tracepoint for capturing the SDPCM header

Having the SDPCM header information in the traces is a valuable
piece of information.

Reviewed-by: Franky Lin <frankyl@broadcom.com>
Reviewed-by: Hante Meuleman <meuleman@broadcom.com>
Reviewed-by: Pieter-Paul Giesberts <pieterpg@broadcom.com>
Signed-off-by: Arend van Spriel <arend@broadcom.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>