GitHub/moto-9609/android_kernel_motorola_exynos9610.git
11 years agoBluetooth: Fix checking for valid device class values
Johan Hedberg [Wed, 9 Jan 2013 13:29:35 +0000 (15:29 +0200)]
Bluetooth: Fix checking for valid device class values

The two lowest bits of the minor device class value are reserved and
should be zero, and the three highest bits of the major device class
likewise. The management code should therefore test for this and return
a proper "invalid params" error if the condition is not met.

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>
11 years agoBluetooth: Fix missing command complete for mgmt_load_long_term_keys
Johan Hedberg [Wed, 9 Jan 2013 13:29:34 +0000 (15:29 +0200)]
Bluetooth: Fix missing command complete for mgmt_load_long_term_keys

All management events are expected to indicate successful completion
through a command complete event, however  the load long term keys
command was missing this. This patch adds the missing event.

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>
11 years agoBluetooth: Fix missing command complete event for mgmt_confirm_name
Johan Hedberg [Wed, 9 Jan 2013 13:29:33 +0000 (15:29 +0200)]
Bluetooth: Fix missing command complete event for mgmt_confirm_name

All management commands are expected to indicate successful completion
through a command complete event however the confirm name command was
missing it. This patch add the sending of the missing event.

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>
11 years agoBluetooth: mgmt: Avoid using magic number in status code
Szymon Janc [Thu, 13 Dec 2012 14:11:21 +0000 (15:11 +0100)]
Bluetooth: mgmt: Avoid using magic number in status code

Use MGMT_STATUS_SUCCESS for success return code.

Signed-off-by: Szymon Janc <szymon.janc@tieto.com>
Signed-off-by: Gustavo Padovan <gustavo.padovan@collabora.co.uk>
11 years agoBluetooth: mgmt: Remove not needed restriction on add/remove OOB data
Szymon Janc [Thu, 13 Dec 2012 14:11:20 +0000 (15:11 +0100)]
Bluetooth: mgmt: Remove not needed restriction on add/remove OOB data

Those commands don't send any HCI commands to controller so there is no
need to restrict them to only powered up controller. This also makes
implementation more consistent as already stored remote OOB data
persist power toggle.

Signed-off-by: Szymon Janc <szymon.janc@tieto.com>
Signed-off-by: Gustavo Padovan <gustavo.padovan@collabora.co.uk>
11 years agoBluetooth: AMP: Use set_bit / test_bit for amp_mgr state
Andrei Emeltchenko [Fri, 7 Dec 2012 12:59:08 +0000 (14:59 +0200)]
Bluetooth: AMP: Use set_bit / test_bit for amp_mgr state

Using bit operations solves problems with multiple requests
and clearing state.

Signed-off-by: Andrei Emeltchenko <andrei.emeltchenko@intel.com>
Signed-off-by: Gustavo Padovan <gustavo.padovan@collabora.co.uk>
11 years agoBluetooth: AMP: Remove dead code
Andrei Emeltchenko [Fri, 7 Dec 2012 12:59:07 +0000 (14:59 +0200)]
Bluetooth: AMP: Remove dead code

Remove code which cannot execute. l2cap_conn_add for AMP_LINK
might only be invoked when receiving data in l2cap_recv_acldata.
But this case is checked in the first statement there.

Signed-off-by: Andrei Emeltchenko <andrei.emeltchenko@intel.com>
Signed-off-by: Gustavo Padovan <gustavo.padovan@collabora.co.uk>
11 years agoBluetooth: AMP: Clean up logical link create / accept
Andrei Emeltchenko [Fri, 7 Dec 2012 12:59:06 +0000 (14:59 +0200)]
Bluetooth: AMP: Clean up logical link create / accept

Use chan->hs_hcon instead of lookup by dst address.

Signed-off-by: Andrei Emeltchenko <andrei.emeltchenko@intel.com>
Signed-off-by: Gustavo Padovan <gustavo.padovan@collabora.co.uk>
11 years agoBluetooth: AMP: Send A2MP Create Phylink Rsp after Assoc write
Andrei Emeltchenko [Fri, 7 Dec 2012 12:59:05 +0000 (14:59 +0200)]
Bluetooth: AMP: Send A2MP Create Phylink Rsp after Assoc write

Postpone sending A2MP Create Phylink Response until we got successful
HCI Command Complete after HCI Write Remote AMP Assoc.

Signed-off-by: Andrei Emeltchenko <andrei.emeltchenko@intel.com>
Signed-off-by: Gustavo Padovan <gustavo.padovan@collabora.co.uk>
11 years agoBluetooth: remove an unused variable in a header file
Rami Rosen [Tue, 18 Dec 2012 09:48:01 +0000 (11:48 +0200)]
Bluetooth: remove an unused variable in a header file

This patch removes srej_queue_next from include/net/bluetooth/l2cap.h as it
is not used.

Signed-off-by: Rami Rosen <ramirose@gmail.com>
Signed-off-by: Gustavo Padovan <gustavo.padovan@collabora.co.uk>
11 years agoBluetooth: Remove unnecessary include l2cap.h
Rami Rosen [Sat, 8 Dec 2012 05:08:25 +0000 (07:08 +0200)]
Bluetooth: Remove unnecessary include l2cap.h

This patch removes unnecessary include of <net/bluetooth/l2cap.h>
in bluetooth/bnep/core.c.

Signed-off-by: Rami Rosen <ramirose@gmail.com>
Signed-off-by: Gustavo Padovan <gustavo.padovan@collabora.co.uk>
11 years agomwifiex: use map/unmap APIs in TX and RX to reduce memcpy
Avinash Patil [Fri, 4 Jan 2013 05:21:32 +0000 (21:21 -0800)]
mwifiex: use map/unmap APIs in TX and RX to reduce memcpy

This patch is an enhacement to mwifiex_pcie driver to use
map/unmap PCI memory APIs. This reduces one memcpy each in TX
path and RX path, and enhances throughput.

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>
11 years agomwifiex: flush TX ring for PCIe after disconnect or bss stop
Avinash Patil [Fri, 4 Jan 2013 05:21:31 +0000 (21:21 -0800)]
mwifiex: flush TX ring for PCIe after disconnect or bss stop

This patch adds handler to clean PCIe TX rings after disconnect
or bss stop is called for PCIe based mwifiex driver.

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>
11 years agomwifiex: use pci_alloc/free_consistent APIs for PCIe
Avinash Patil [Fri, 4 Jan 2013 05:21:30 +0000 (21:21 -0800)]
mwifiex: use pci_alloc/free_consistent APIs for PCIe

This patch uses pci_alloc_consistent and pci_free_consistent
APIs for mwifiex_pcie driver. Consistent DMA memory is allocated
for TX, RX and event rings. Command buffer and command response
buffer also uses map/unmap memory APIs to download commands and
get command responses.

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>
11 years agomwifiex: add init_fw_port handler for PCIe interface
Avinash Patil [Fri, 4 Jan 2013 05:21:29 +0000 (21:21 -0800)]
mwifiex: add init_fw_port handler for PCIe interface

This patch adds support for init_fw_port handler for PCIe
interface, which resets RXBD read pointer for PCIe.
This fixes issue where RX doesn't work until some TX from
driver happens.

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>
11 years agomwifiex: access interrupt status only while holding lock
Avinash Patil [Fri, 4 Jan 2013 05:21:28 +0000 (21:21 -0800)]
mwifiex: access interrupt status only while holding lock

This patch fixes a bug for few instances where PCIe interrupt
status variable is accessed without holding spin lock.
This can result into missing interrupts.

Fix this by copying interrupt status to a local variable and
then using it for calling specific routine.

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>
11 years agobcma: mips: rename oldirqflag to irqinitmask
Hauke Mehrtens [Thu, 3 Jan 2013 23:51:25 +0000 (00:51 +0100)]
bcma: mips: rename oldirqflag to irqinitmask

The new name better matches the use of this variable.

Signed-off-by: Hauke Mehrtens <hauke@hauke-m.de>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
11 years agobcma: mips: remove assigned_irqs from structure
Hauke Mehrtens [Thu, 3 Jan 2013 23:51:24 +0000 (00:51 +0100)]
bcma: mips: remove assigned_irqs from structure

This member is not needed any more.

Signed-off-by: Hauke Mehrtens <hauke@hauke-m.de>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
11 years agobcma: mips: show also disabled IRQs
Hauke Mehrtens [Thu, 3 Jan 2013 23:51:23 +0000 (00:51 +0100)]
bcma: mips: show also disabled IRQs

Some cores do not have a IRQ assigned and some do not support when an
IRQ is assigned to them, this is now handled and printed out in the
code.

Signed-off-by: Hauke Mehrtens <hauke@hauke-m.de>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
11 years agobcma: mips: make some info messages debug messages
Hauke Mehrtens [Thu, 3 Jan 2013 23:51:22 +0000 (00:51 +0100)]
bcma: mips: make some info messages debug messages

Signed-off-by: Hauke Mehrtens <hauke@hauke-m.de>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
11 years agobcma: mips: explicit assign IRQ numbers
Hauke Mehrtens [Thu, 3 Jan 2013 23:51:21 +0000 (00:51 +0100)]
bcma: mips: explicit assign IRQ numbers

The assignment of the IRQs to the cores of the chips by iterating over
the cores is complicated and causes problems with SoC like the BCM4706
with two GMAC core where just one should get a dedicated IRQ number.
Now the code assigns the same IRQs to the cores as the code from the
Broadcom SDK does. If the SoC is not know the current assigned IRQs are
only read out and an error message is printed.

Signed-off-by: Hauke Mehrtens <hauke@hauke-m.de>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
11 years agobcma: make bcma_find_core_unit() accessible
Hauke Mehrtens [Thu, 3 Jan 2013 23:51:20 +0000 (00:51 +0100)]
bcma: make bcma_find_core_unit() accessible

This bcma_find_core_unit() is needed by the mips driver in the next
patch.

Signed-off-by: Hauke Mehrtens <hauke@hauke-m.de>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
11 years agoath9k_hw: Fix calibration for AR9340
Sujith Manoharan [Thu, 3 Jan 2013 09:25:48 +0000 (14:55 +0530)]
ath9k_hw: Fix calibration for AR9340

TX_IQ_ON_AGC_CAL should not be enabled for AR9340. TX-IQ calibration
is run as part of AGC calibration only for AR9485, AR9462 and AR9565.
For the others (AR9300, AR9330, AR9340), TX-IQ cal is done independent
of AGC-cal.

Signed-off-by: Sujith Manoharan <c_manoha@qca.qualcomm.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
11 years agomwl8k: bump firmware API to 3
Yogesh Ashok Powar [Thu, 3 Jan 2013 07:54:44 +0000 (13:24 +0530)]
mwl8k: bump firmware API to 3

New firmware is required to support
a) Add support for additional ampdu streams
b) Handle corresponding watchdog events to destroy ampdu streams

Bumping firmware API version by one.

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>
11 years agomwl8k: Handle watchdog event with highest prioriry
Yogesh Ashok Powar [Thu, 3 Jan 2013 07:54:19 +0000 (13:24 +0530)]
mwl8k: Handle watchdog event with highest prioriry

Currently, command path waits till all the tx host queues
are empty. Whenever watchdog event is raised, firmware
expects driver to destroy ampdu queues immediately.

This requires corresponding commands i.e.
mwl8k_cmd_get_watchdog_bitmap and mwl8k_destroy_ba to be
sent without waiting for the tx queues to be completely
empty.

Use "watchdog_event_pending" to ensure the above mentioned
two commands are sent down immediately.

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>
11 years agomwl8k: Handle Watchdog events for the new ampdu streams
Yogesh Ashok Powar [Thu, 3 Jan 2013 07:54:03 +0000 (13:24 +0530)]
mwl8k: Handle Watchdog events for the new ampdu streams

With more ampdu streams, we need to handle watchdog
events for the new ampdu streams. Handle these
events appropriately.

Earlier mwl8k_cmd_get_watchdog_bitmap used to return
only one stream index and hence bitwise operations
on the return value were not required. Now the function
returns a bitmap with different bits are mapped with
different stream indices.

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>
11 years agomwl8k: changing mwl8k_destroy_ba prototype
Yogesh Ashok Powar [Thu, 3 Jan 2013 07:53:33 +0000 (13:23 +0530)]
mwl8k: changing mwl8k_destroy_ba prototype

Currently, mwl8k_ampdu_stream is passed as one of the
argument to the function mwl8k_destroy_ba. Instead of
this pass only the stream index. This will be helpful
during watchdog event handling when bitmap of stream
indices are received.

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>
11 years agomwl8k: Enable support to support additional ampdu streams
Yogesh Ashok Powar [Thu, 3 Jan 2013 07:52:56 +0000 (13:22 +0530)]
mwl8k: Enable support to support additional ampdu streams

Currently, we have 2 ampdu streams that can be created
simultaneously. Firmware is capable of supporting
additional streams. Add support to use these streams.

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>
11 years agomwl8k: set ack policy to normal
Yogesh Ashok Powar [Thu, 3 Jan 2013 07:51:25 +0000 (13:21 +0530)]
mwl8k: set ack policy to normal

Set ACK policy to NORMAL when its not going to
be an AMPDU packet.

Signed-off-by: Yogesh Ashok Powar <yogeshp@marvell.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
11 years agomwl8k: Remove redundant txq_idx
Yogesh Ashok Powar [Thu, 3 Jan 2013 07:50:47 +0000 (13:20 +0530)]
mwl8k: Remove redundant txq_idx

Ampdu stream index can be derived from stream->idx.
So we no longer need stream->txq_idx, hence removing it.

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>
11 years agoath9k_hw: Remove TEMP_COMP_CAL
Sujith Manoharan [Thu, 3 Jan 2013 06:51:23 +0000 (12:21 +0530)]
ath9k_hw: Remove TEMP_COMP_CAL

This is not enabled for any chip and is unused.

Signed-off-by: Sujith Manoharan <c_manoha@qca.qualcomm.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
11 years agoath9k_hw: Enable calibration types in init_cal_settings
Sujith Manoharan [Thu, 3 Jan 2013 06:51:21 +0000 (12:21 +0530)]
ath9k_hw: Enable calibration types in init_cal_settings

Doing this in ath9k_hw_fill_cap_info() is odd and it's
cleaner to do this in the init function for calibration.
Also, setup the supported calibration type in init_cal_settings.

Signed-off-by: Sujith Manoharan <c_manoha@qca.qualcomm.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
11 years agomwifiex: parse WMM IEs from hostapd for mwifiex AP
Avinash Patil [Thu, 3 Jan 2013 00:56:01 +0000 (16:56 -0800)]
mwifiex: parse WMM IEs from hostapd for mwifiex AP

This patch adds support for parsing WMM IEs from hostapd
and setting them to FW via sys configure command.

Patch also sets wiphy flag to advertise AP uAPSD support.

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>
11 years agomwifiex: use correct htcapinfo for HT20 ibss network
Amitkumar Karwar [Thu, 3 Jan 2013 00:56:00 +0000 (16:56 -0800)]
mwifiex: use correct htcapinfo for HT20 ibss network

It is observed that same htcapinfo ie is included in beacon for
HT20, HT40+ and HT40- ibss networks. This patch makes sure that
we will not advertise 40Mhz flags while creating/joining ibss
network in HT20 mode.

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>
11 years agowireless: mwifiex: remove unreachable paths
Sasha Levin [Thu, 3 Jan 2013 00:23:01 +0000 (16:23 -0800)]
wireless: mwifiex: remove unreachable paths

We know 'firmware' is non-NULL from the beginning of mwifiex_prog_fw_w_helper,
remove all !firmware paths from the rest of the function.

Signed-off-by: Sasha Levin <sasha.levin@oracle.com>
Signed-off-by: Bing Zhao <bzhao@marvell.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
11 years agop54pci: don't return zero on failure paths in p54p_probe()
Alexey Khoroshilov [Wed, 2 Jan 2013 20:06:47 +0000 (00:06 +0400)]
p54pci: don't return zero on failure paths in p54p_probe()

If pci_set_dma_mask() or pci_set_consistent_dma_mask() fails in p54p_probe(),
it breaks off initialization, deallocates all resources, but returns zero.
Similar issue is if check for returned value of pci_resource_len() fails.

The patch implements proper error code propagation.

Found by Linux Driver Verification project (linuxtesting.org).

Signed-off-by: Alexey Khoroshilov <khoroshilov@ispras.ru>
Acked-by: Christian Lamparter <chunkeey@googlemail.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
11 years agobrcmfmac: Update init code routines from interface up.
Hante Meuleman [Wed, 2 Jan 2013 14:22:51 +0000 (15:22 +0100)]
brcmfmac: Update init code routines from interface up.

On interface up dongle gets inialized. Move UP command to common
routine and update these common init routines using ifp.

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: Arend van Spriel <arend@broadcom.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
11 years agobrcmfmac: Removing obsolete variables and inline functions.
Hante Meuleman [Wed, 2 Jan 2013 14:22:50 +0000 (15:22 +0100)]
brcmfmac: Removing obsolete variables and inline functions.

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: Arend van Spriel <arend@broadcom.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
11 years agobrcmfmac: Return correct error on netdev xmit.
Hante Meuleman [Wed, 2 Jan 2013 14:22:49 +0000 (15:22 +0100)]
brcmfmac: Return correct error on netdev xmit.

Netdev xmit routine brcfm_netdev_start_xmit was defined
incorrectly and used wrong return codes. Always eat the
packet and return ok. Remove drvr_up check since it is not
relevant.

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: Arend van Spriel <arend@broadcom.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
11 years agobrcmfmac: Remove unused caching dongle error.
Hante Meuleman [Wed, 2 Jan 2013 14:22:48 +0000 (15:22 +0100)]
brcmfmac: Remove unused caching dongle error.

CDC errors are retained. However, it is never used so it can
be removed.

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: Arend van Spriel <arend@broadcom.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
11 years agobrcmfmac: remove unnecessary curly braces in dhd_attach()
Arend van Spriel [Wed, 2 Jan 2013 14:22:47 +0000 (15:22 +0100)]
brcmfmac: remove unnecessary curly braces in dhd_attach()

Stumbled into a curly braces used for if statement with only
one conditional statement. Removing them.

Reviewed-by: Pieter-Paul Giesberts <pieterpg@broadcom.com>
Reviewed-by: Hante Meuleman <meuleman@broadcom.com>
Signed-off-by: Arend van Spriel <arend@broadcom.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
11 years agobrcmfmac: cleanup netdev transmit callback
Arend van Spriel [Wed, 2 Jan 2013 14:22:46 +0000 (15:22 +0100)]
brcmfmac: cleanup netdev transmit callback

The header of the ethernet packet is processed conditionally, but
the check is wrong as it checks skb length is at least ETH_ALEN. It
should check it is at least sizeof struct ethhdr instead.

Reviewed-by: Pieter-Paul Giesberts <pieterpg@broadcom.com>
Reviewed-by: Hante Meuleman <meuleman@broadcom.com>
Signed-off-by: Arend van Spriel <arend@broadcom.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
11 years agobrcmfmac: remove unused event related definitions
Arend van Spriel [Wed, 2 Jan 2013 14:22:45 +0000 (15:22 +0100)]
brcmfmac: remove unused event related definitions

The driver had some global definitions in dhd.h to map event
identifiers to event names. With redesign of firmware event
processing this has all moved to fweh module so these definitions
can be removed.

Reviewed-by: Pieter-Paul Giesberts <pieterpg@broadcom.com>
Reviewed-by: Hante Meuleman <meuleman@broadcom.com>
Signed-off-by: Arend van Spriel <arend@broadcom.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
11 years agobrcmfmac: Use dedicated trace level for CDC.
Hante Meuleman [Wed, 2 Jan 2013 14:22:44 +0000 (15:22 +0100)]
brcmfmac: Use dedicated trace level for CDC.

CDC debug is partly done with TRACE and partly with CTL, however
CDC hardly ever needs debugging. Use dedicated level CDC and
replace TRACE and CTL in dhd_cdc with that.

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: Arend van Spriel <arend@broadcom.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
11 years agobrcmfmac: remove brcmf_proto_hdrpull() from bus interface
Arend van Spriel [Wed, 2 Jan 2013 14:22:43 +0000 (15:22 +0100)]
brcmfmac: remove brcmf_proto_hdrpull() from bus interface

The use of the function brcmf_proto_hdrpull() is moved to the
common part of the driver and consequently it can be removed
from the bus interface.

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 rx helper function from bus interface
Arend van Spriel [Wed, 2 Jan 2013 14:22:42 +0000 (15:22 +0100)]
brcmfmac: remove rx helper function from bus interface

The bus interface provided a wrapper function to pass a single
packet to the common driver part filling a skb queue with one
packet. For clarity the caller now sets up the skb queue and
call the rx bus interface function.

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: define pr_fmt in one place
Arend van Spriel [Wed, 2 Jan 2013 20:20:10 +0000 (21:20 +0100)]
brcmfmac: define pr_fmt in one place

Several source files (but not all) define the pr_fmt() macro in exactly
the same way. Instead this commit defines it in a header file so driver
logging is consistent.

Cc: Joe Perches <joe@perches.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: assure USB dongle firmware is reset upon module unload
Arend van Spriel [Wed, 2 Jan 2013 14:22:40 +0000 (15:22 +0100)]
brcmfmac: assure USB dongle firmware is reset upon module unload

Upon unloading the brcmfmac module the USB firmware should be reset
as the device remains powered. The reset assures a known device
state when a new brcmfmac driver load is being done.

Reviewed-by: Pieter-Paul Giesberts <pieterpg@broadcom.com>
Reviewed-by: Hante Meuleman <meuleman@broadcom.com>
Signed-off-by: Arend van Spriel <arend@broadcom.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
11 years agobrcmfmac: removed deprecated set_bitrate_mask support
Hante Meuleman [Wed, 2 Jan 2013 14:22:39 +0000 (15:22 +0100)]
brcmfmac: removed deprecated set_bitrate_mask support

Set bitrate_mask is not desired anymore. The firmware will
determine the correct rates to be used.

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: Arend van Spriel <arend@broadcom.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
11 years agobrcmfmac: do not reconfigure refill rx on 0-length packet.
Hante Meuleman [Wed, 2 Jan 2013 14:22:38 +0000 (15:22 +0100)]
brcmfmac: do not reconfigure refill rx on 0-length packet.

When USB device gets removed rx complete comes with 0-length
packets. Do not refill those packets. In some rare cases it can
cause infinite loop.

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: Arend van Spriel <arend@broadcom.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
11 years agobrcmsmac: remove dead code
Piotr Haber [Wed, 2 Jan 2013 14:22:37 +0000 (15:22 +0100)]
brcmsmac: remove dead code

Dead code after AMPDU restructure.

Reviewed-by: Pieter-Paul Giesberts <pieterpg@broadcom.com>
Reviewed-by: Hante Meuleman <meuleman@broadcom.com>
Reviewed-by: Arend van Spriel <arend@broadcom.com>
Signed-off-by: Piotr Haber <phaber@broadcom.com>
Signed-off-by: Arend van Spriel <arend@broadcom.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
11 years agobrcmsmac: allow user-space setting of interface address
Arend van Spriel [Wed, 2 Jan 2013 14:22:36 +0000 (15:22 +0100)]
brcmsmac: allow user-space setting of interface address

The interface address of the wireless device is determined by
the permanent address stored in the device. This patch allows
it to be overridden from user-space.

Reported-by: Maximilian Engelhardt <maxi@daemonizer.de>
Reviewed-by: Pieter-Paul Giesberts <pieterpg@broadcom.com>
Reviewed-by: Piotr Haber <phaber@broadcom.com>
Signed-off-by: Arend van Spriel <arend@broadcom.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
11 years agobrcmsmac: use perimeter lock in add_interface() callback
Arend van Spriel [Wed, 2 Jan 2013 14:22:35 +0000 (15:22 +0100)]
brcmsmac: use perimeter lock in add_interface() callback

All callbacks that access driver functions should do that under
perimeter lock protection. The add_interface() callback was lacking
this lock.

Reviewed-by: Pieter-Paul Giesberts <pieterpg@broadcom.com>
Reviewed-by: Piotr Haber <phaber@broadcom.com>
Signed-off-by: Arend van Spriel <arend@broadcom.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
11 years agobrcmsmac: increase timer reference count for new timers only
Piotr Haber [Wed, 2 Jan 2013 14:22:34 +0000 (15:22 +0100)]
brcmsmac: increase timer reference count for new timers only

On hardware reintialization reference count of
already existing timers would be increased again.
This leads to problems on module unloading.

Reviewed-by: Pieter-Paul Giesberts <pieterpg@broadcom.com>
Reviewed-by: Hante Meuleman <meuleman@broadcom.com>
Reviewed-by: Arend van Spriel <arend@broadcom.com>
Signed-off-by: Piotr Haber <phaber@broadcom.com>
Signed-off-by: Arend van Spriel <arend@broadcom.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
11 years agort2x00: rt2800: convert read_eeprom functions to return an int value
Gabor Juhos [Sat, 29 Dec 2012 13:51:51 +0000 (14:51 +0100)]
rt2x00: rt2800: convert read_eeprom functions to return an int value

Both the rtt2x00usb_eeprom_read and the ioremap
functions are allowed to fail, however their
return values are not checked in the read_eeprom
functions in the rt2800{pci,usb} drivers.

The patch adds the missing checks, and converts
all read_eeprom functions to return an int value,
so the error values can be propagated up to the
'rt2800_validate_eeprom' function.

Signed-off-by: Gabor Juhos <juhosg@openwrt.org>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
11 years agoath9k_hw: Remove AR9485 1.0 macro
Sujith Manoharan [Wed, 26 Dec 2012 06:57:38 +0000 (12:27 +0530)]
ath9k_hw: Remove AR9485 1.0 macro

Signed-off-by: Sujith Manoharan <c_manoha@qca.qualcomm.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
11 years agobrcmsmac: initialize morepending in brcms_b_recv()
Geert Uytterhoeven [Sat, 22 Dec 2012 21:07:14 +0000 (22:07 +0100)]
brcmsmac: initialize morepending in brcms_b_recv()

drivers/net/wireless/brcm80211/brcmsmac/main.c: In function â€˜brcms_b_recv’:
drivers/net/wireless/brcm80211/brcmsmac/main.c:7636: warning: â€˜morepending’ may be used uninitialized in this function

Signed-off-by: Geert Uytterhoeven <geert@linux-m68k.org>
Acked-by: Arend van Spriel <arend@broadcom.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
11 years agoiwlegacy: allow to enable PS
Stanislaw Gruszka [Thu, 20 Dec 2012 13:31:53 +0000 (14:31 +0100)]
iwlegacy: allow to enable PS

Power save support was removed from iwlegacy due to possible firmware
crashes problems it cause. I use to plan first inspect code to find
reason of problems, fix them and then allow to enable PS. But
realistically - code inspection will not happen, so let's do it, and
wait for eventual bug reports.

Signed-off-by: Stanislaw Gruszka <sgruszka@redhat.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
11 years agoiwlegacy: add flush callback
Stanislaw Gruszka [Thu, 20 Dec 2012 13:31:51 +0000 (14:31 +0100)]
iwlegacy: add flush callback

Dump implementation of flush, which just wait until all TX queues
become empty.

Signed-off-by: Stanislaw Gruszka <sgruszka@redhat.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
11 years agoath9k: fix column header comments for some initval arrays
Gabor Juhos [Mon, 17 Dec 2012 21:06:08 +0000 (22:06 +0100)]
ath9k: fix column header comments for some initval arrays

Some 3-column initval arrays have wrong comments. The
column of these arrays is indexed by the 'freqIndex'
variable in 'ar5008_hw_process_ini' which only depends
on the actual band.

The 'initvals' tool from 'qca-swiss-army-knife' prints
the correct comment lines for these arrays, since commit
'atheros-initvals: fix comments for non-fastclock 3-column tables'
however the comments were not refreshed in ath9k.

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 agocarl9170: refactor carl9170_update_beacon
Christian Lamparter [Sat, 22 Dec 2012 14:05:26 +0000 (15:05 +0100)]
carl9170: refactor carl9170_update_beacon

This patch moves parts of carl9170_update_beacon
into separate subroutines, so the parts become
more manageable.

Signed-off-by: Christian Lamparter <chunkeey@googlemail.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
11 years agocarl9170: remove custom NUM_TID and friends
Christian Lamparter [Thu, 20 Dec 2012 01:44:29 +0000 (02:44 +0100)]
carl9170: remove custom NUM_TID and friends

The commit: "mac80211: introduce IEEE80211_NUM_TIDS and use it"
introduced a generic NUM_TID definitions for all everyone.

Signed-off-by: Christian Lamparter <chunkeey@googlemail.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
11 years agocarl9170: disable hw crypto for p2p networks
Christian Lamparter [Mon, 17 Dec 2012 16:05:55 +0000 (17:05 +0100)]
carl9170: disable hw crypto for p2p networks

While the driver supports HW offload in a single
P2P client configuration, it doesn't support HW
offload in the concurrent P2P GO+CLIENT
configuration.

Signed-off-by: Christian Lamparter <chunkeey@googlemail.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
11 years agocarl9170: don't enable hw crypto offload, if the fw doesn't support it
Christian Lamparter [Mon, 17 Dec 2012 15:30:05 +0000 (16:30 +0100)]
carl9170: don't enable hw crypto offload, if the fw doesn't support it

Previously, op_start would set disable_offload always
to false, even if it was set to true by the fw parser.

Signed-off-by: Christian Lamparter <chunkeey@googlemail.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
11 years agocarl9170: Only specify interface combinations if more than one interface is possible
Christian Lamparter [Mon, 17 Dec 2012 13:54:19 +0000 (14:54 +0100)]
carl9170: Only specify interface combinations if more than one interface is possible

Otherwise carl9170 triggers a warning in cfg80211, from net/wireless/core.c

/* Combinations with just one interface aren't real */
if (WARN_ON(c->max_interfaces < 2))

Note: The number of supported interfaces is set by
the carl9170 firmware. The default number of
supported interfaces for all current firmwares is 2.
Therefore this warning can only be observed with
custom firmwares.

Signed-off-by: Christian Lamparter <chunkeey@googlemail.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
11 years agocarl9170: allow P2P_GO interface creation after P2P_CLIENT
Christian Lamparter [Sun, 16 Dec 2012 00:41:37 +0000 (01:41 +0100)]
carl9170: allow P2P_GO interface creation after P2P_CLIENT

Janusz Dziedzic reported that after a change in wpa_supplicant
["nl80211: Automatically use concurrent P2P if possible"],
carl9170 was no longer able to host a P2P network.

This patch tackles the problem by allowing GO interfaces to be
registered, long after the P2P_CLIENT interface is brought up.

Reported-by: Janusz Dziedzic <janusz.dziedzic@gmail.com>
Signed-off-by: Christian Lamparter <chunkeey@googlemail.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
11 years agocarl9170: import 1.9.7 firmware headers
Christian Lamparter [Sat, 15 Dec 2012 22:21:32 +0000 (23:21 +0100)]
carl9170: import 1.9.7 firmware headers

Import new headers from my firmware branch:
<https://github.com/chunkeey/carl9170fw>

visit our wiki at:
<http://wireless.kernel.org/en/users/Drivers/carl9170.fw>

Signed-off-by: Christian Lamparter <chunkeey@googlemail.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
11 years agocarl9170: advertise support for TDLS
Christian Lamparter [Sat, 15 Dec 2012 22:18:06 +0000 (23:18 +0100)]
carl9170: advertise support for TDLS

Based on a quick test [ath9k and carl9170],
TDLS seemed to be working fine. And while
we are at it, let's move the wiphy feature
flag set from carl9170_alloc into a single
place in carl9170_fw.

Signed-off-by: Christian Lamparter <chunkeey@googlemail.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
11 years agoath9k_hw: use the devres API for allocations
Felix Fietkau [Wed, 12 Dec 2012 12:14:23 +0000 (13:14 +0100)]
ath9k_hw: use the devres API for allocations

Signed-off-by: Felix Fietkau <nbd@openwrt.org>
Acked-by: Luis R. Rodriguez <mcgrof@qca.qualcomm.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
11 years agoath9k: use the devres API for allocations/mappings
Felix Fietkau [Wed, 12 Dec 2012 12:14:22 +0000 (13:14 +0100)]
ath9k: use the devres API for allocations/mappings

Signed-off-by: Felix Fietkau <nbd@openwrt.org>
Acked-by: Luis R. Rodriguez <mcgrof@qca.qualcomm.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
11 years agort2800: refactor RFCSR initialization
Stanislaw Gruszka [Wed, 12 Dec 2012 05:30:55 +0000 (06:30 +0100)]
rt2800: refactor RFCSR initialization

rt2800_init_rfcsr() is too big, split RF initialization into per chip
functions. Code will change, but we should setup the same values onto
RF registers and in the same order as before.

Signed-off-by: Stanislaw Gruszka <stf_xl@wp.pl>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
11 years agoMerge branch 'for-john' of git://git.kernel.org/pub/scm/linux/kernel/git/iwlwifi...
John W. Linville [Mon, 7 Jan 2013 19:57:43 +0000 (14:57 -0500)]
Merge branch 'for-john' of git://git./linux/kernel/git/iwlwifi/iwlwifi-next

11 years agoiwlwifi: always check that grab_nic_access succeeds
Emmanuel Grumbach [Mon, 31 Dec 2012 11:46:42 +0000 (13:46 +0200)]
iwlwifi: always check that grab_nic_access succeeds

This allows to let sparse check that the NIC access is
always released.

Signed-off-by: Emmanuel Grumbach <emmanuel.grumbach@intel.com>
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
11 years agoiwlwifi: fix spelling and value in LED registers.
Eytan Lifshitz [Thu, 27 Dec 2012 22:10:36 +0000 (00:10 +0200)]
iwlwifi: fix spelling and value in LED registers.

Fix typo in the macro name and the wrong value.

Signed-off-by: Eytan Lifshitz <eytan.lifshitz@intel.com>
Signed-off-by: Emmanuel Grumbach <emmanuel.grumbach@intel.com>
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
11 years agoiwlwifi: move some PCIe calls to better places
Johannes Berg [Thu, 27 Dec 2012 21:58:21 +0000 (22:58 +0100)]
iwlwifi: move some PCIe calls to better places

Synchronizing the IRQ is pointless when we will
then enable the RF-Kill interrupt again, but is
needed before we free it and the data needed to
handle IRQs; move it to the free function.

Simiarly, cancelling the replenish work struct
can move to the function that frees the RX data
structures.

Reviewed-by: Emmanuel Grumbach <emmanuel.grumbach@intel.com>
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
11 years agoiwlwifi: request IRQ only once
Johannes Berg [Thu, 27 Dec 2012 22:08:06 +0000 (23:08 +0100)]
iwlwifi: request IRQ only once

There's no need to request the IRQ every time the
device is started, we can request it just once.

Reviewed-by: Emmanuel Grumbach <emmanuel.grumbach@intel.com>
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
11 years agoiwlwifi: don't treat a bool as an error code
Emmanuel Grumbach [Mon, 31 Dec 2012 11:15:36 +0000 (13:15 +0200)]
iwlwifi: don't treat a bool as an error code

iwl_trans_grab_nic_access returns a boolean. So ret should
explicitely set to an error code and not rely on the value
returned by iwl_trans_grab_nic_access.

Signed-off-by: Emmanuel Grumbach <emmanuel.grumbach@intel.com>
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
11 years agoiwlwifi: virtualize SRAM access
Emmanuel Grumbach [Mon, 24 Dec 2012 12:27:11 +0000 (14:27 +0200)]
iwlwifi: virtualize SRAM access

Different transports implement the access to the SRAM in
different ways. Virtualize it.

Signed-off-by: Emmanuel Grumbach <emmanuel.grumbach@intel.com>
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
11 years agoiwlwifi: virtualize iwl_{grab,release}_nic_access
Emmanuel Grumbach [Mon, 24 Dec 2012 13:01:24 +0000 (15:01 +0200)]
iwlwifi: virtualize iwl_{grab,release}_nic_access

Since different transports have different ways to wake the
up the NIC, we need to virtualize it.

Signed-off-by: Emmanuel Grumbach <emmanuel.grumbach@intel.com>
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
11 years agoiwlwifi: use __packed
Johannes Berg [Fri, 28 Dec 2012 11:27:43 +0000 (12:27 +0100)]
iwlwifi: use __packed

Use __packed instead of __attribute__((packed)).

Reviewed-by: Emmanuel Grumbach <emmanuel.grumbach@intel.com>
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
11 years agoiwlwifi: let the op_mode run a FW while in RFKILL
Emmanuel Grumbach [Mon, 24 Dec 2012 09:10:43 +0000 (11:10 +0200)]
iwlwifi: let the op_mode run a FW while in RFKILL

In some cases, the fw should run even if the NIC is in
RFKILL. Make the API more flexible to allow that.

Signed-off-by: Emmanuel Grumbach <emmanuel.grumbach@intel.com>
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
11 years agoiwlwifi: don't verify fw after download
Emmanuel Grumbach [Mon, 24 Dec 2012 14:51:22 +0000 (16:51 +0200)]
iwlwifi: don't verify fw after download

No need to verify that the fw has been written correctly.
In case it hasn't, we won't get ALIVE notification.

Signed-off-by: Emmanuel Grumbach <emmanuel.grumbach@intel.com>
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
11 years agoiwlwifi: clean up code in AGG
Emmanuel Grumbach [Tue, 18 Dec 2012 08:47:28 +0000 (10:47 +0200)]
iwlwifi: clean up code in AGG

If we take a pointer to the tid_data, then use it.

Signed-off-by: Emmanuel Grumbach <emmanuel.grumbach@intel.com>
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
11 years agoiwlwifi: make the BC table layout configurable
Emmanuel Grumbach [Wed, 5 Dec 2012 13:07:54 +0000 (15:07 +0200)]
iwlwifi: make the BC table layout configurable

This is needed for newer NICs.

Signed-off-by: Emmanuel Grumbach <emmanuel.grumbach@intel.com>
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
11 years agocfg80211: disallow more station changes
Johannes Berg [Thu, 27 Dec 2012 16:32:09 +0000 (17:32 +0100)]
cfg80211: disallow more station changes

The following changes are invalid and should be
disallowed when a station already exists:
 * supported rates changes, except for TDLS peers
 * listen interval changes
 * HT capability changes

Disallow them and also update a mac80211 comment
explaining how they would be racy.

Signed-off-by: Johannes Berg <johannes.berg@intel.com>
11 years agomac80211: unset peer's HT 40 MHz support if not usable
Johannes Berg [Fri, 28 Dec 2012 14:01:57 +0000 (15:01 +0100)]
mac80211: unset peer's HT 40 MHz support if not usable

When an interface is configured to a 20 MHz channel
and the device as well as the peer are 40 MHz capable
the HT capabilities of the peer are not restricted to
20 MHz, even though they're supposed to be restricted
to the currently possible capabilities.

Unset the 40 MHz HT capability bits in this case.

Signed-off-by: Johannes Berg <johannes.berg@intel.com>
11 years agowireless: use __aligned
Johannes Berg [Fri, 28 Dec 2012 11:22:02 +0000 (12:22 +0100)]
wireless: use __aligned

Use __aligned(...) instead of __attribute__((aligned(...)))
in mac80211 and cfg80211.

Signed-off-by: Johannes Berg <johannes.berg@intel.com>
11 years agomac80211: support HT notify channel width action
Johannes Berg [Fri, 28 Dec 2012 11:12:10 +0000 (12:12 +0100)]
mac80211: support HT notify channel width action

Support the HT notify channel width action frame
to update the rate scaling about the bandwidth
the peer can receive in.

Signed-off-by: Johannes Berg <johannes.berg@intel.com>
11 years agowireless: use __packed in ieee80211.h
Johannes Berg [Fri, 28 Dec 2012 11:00:40 +0000 (12:00 +0100)]
wireless: use __packed in ieee80211.h

Use __packed instead of __attribute__((packed)).

Signed-off-by: Johannes Berg <johannes.berg@intel.com>
11 years agomac80211: split TX aggregation stop action
Johannes Berg [Wed, 18 Jul 2012 11:51:25 +0000 (13:51 +0200)]
mac80211: split TX aggregation stop action

When TX aggregation is stopped, there are a few
different cases:
 - connection with the peer was dropped
 - session stop was requested locally
 - session stop was requested by the peer
 - connection was dropped while a session is stopping

The behaviour in these cases should be different, if
the connection is dropped then the driver should drop
all frames, otherwise the frames may continue to be
transmitted, aggregated in the case of a locally
requested session stop or unaggregated in the case of
the peer requesting session stop.

Split these different cases so that the driver can
act accordingly; however, treat local and remote stop
the same way and ask the driver to not send frames as
aggregated packets any more.

In the case of connection drop, the stop callback the
driver is otherwise supposed to call is no longer
required.

Signed-off-by: Johannes Berg <johannes.berg@intel.com>
11 years agomac80211: move ieee80211_remove_tid_tx function
Johannes Berg [Fri, 28 Dec 2012 08:43:03 +0000 (09:43 +0100)]
mac80211: move ieee80211_remove_tid_tx function

To call it from ___ieee80211_stop_tx_ba_session,
move the function and dependencies up.

Signed-off-by: Johannes Berg <johannes.berg@intel.com>
11 years agomac80211: split out aggregation TX removal
Johannes Berg [Wed, 18 Jul 2012 12:12:44 +0000 (14:12 +0200)]
mac80211: split out aggregation TX removal

Create the function ieee80211_remove_tid_tx to call
it from ___ieee80211_stop_tx_ba_session later.

Signed-off-by: Johannes Berg <johannes.berg@intel.com>
11 years agomac80211: split aggregation stop by reason
Johannes Berg [Wed, 18 Jul 2012 11:31:31 +0000 (13:31 +0200)]
mac80211: split aggregation stop by reason

The initiator/tx doesn't really identify why an
aggregation session is stopped, give a reason
for stopping that more clearly identifies what's
going on. This will help tell the driver clearly
what is expected of it.

Signed-off-by: Johannes Berg <johannes.berg@intel.com>
11 years agonl80211/mac80211: support full station state in AP mode
Johannes Berg [Fri, 26 Oct 2012 15:53:44 +0000 (17:53 +0200)]
nl80211/mac80211: support full station state in AP mode

Today, stations are added already associated. That is
inefficient if, for example, the driver has no room
for stations any more because then the station will
go through the entire auth/assoc handshake, only to
be kicked out afterwards.

To address this a bit better, at least with drivers
using the new station state callback, allow hostapd
to add stations in unauthenticated mode, just after
receiving the AUTH frame, before even replying. Thus
if there's no more space at that point, it can send
a negative auth frame back. It still needs to handle
later state transition errors though, of course.

Signed-off-by: Johannes Berg <johannes.berg@intel.com>
11 years agocfg80211: move some AP code to right file
Johannes Berg [Thu, 20 Dec 2012 17:23:01 +0000 (18:23 +0100)]
cfg80211: move some AP code to right file

Some AP code ended up in mlme.c as ap.c didn't
exist when it was written, move it now.

Signed-off-by: Johannes Berg <johannes.berg@intel.com>
11 years agomac80211: restrict assoc request VHT capabilities
Johannes Berg [Fri, 7 Dec 2012 12:06:48 +0000 (13:06 +0100)]
mac80211: restrict assoc request VHT capabilities

In interoperability testing some APs showed bad behaviour
if some of the VHT capabilities of the station are better
than their own. Restrict the assoc request parameters
 - beamformee capabable,
 - RX STBC and
 - RX MCS set
to the subset that the AP can support.

Signed-off-by: Johannes Berg <johannes.berg@intel.com>
11 years agocfg80211: move world roaming check for beacon hints
Luis R. Rodriguez [Wed, 19 Dec 2012 18:53:04 +0000 (10:53 -0800)]
cfg80211: move world roaming check for beacon hints

We should not add new beacon hints even if the wiphy
is not world roaming. Without this we were always adding
a beacon hint if not world roaming for every non world
roaming wiphy interface.

Tested-by: Ben Greear <greearb@candelatech.com>
Reported-by: Ben Greear <greearb@candelatech.com>
Reported-by: Johannes Berg <johannes@sipsolutions.net>
Signed-off-by: Luis R. Rodriguez <mcgrof@do-not-panic.com>
[fix locking]
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
11 years agocfg80211: move reg_is_world_roaming()
Luis R. Rodriguez [Wed, 19 Dec 2012 18:53:03 +0000 (10:53 -0800)]
cfg80211: move reg_is_world_roaming()

This will be used later by other code. This has no
functional change.

Tested-by: Ben Greear <greearb@candelatech.com>
Reported-by: Ben Greear <greearb@candelatech.com>
Reported-by: Johannes Berg <johannes@sipsolutions.net>
Signed-off-by: Luis R. Rodriguez <mcgrof@do-not-panic.com>
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
11 years agocfg80211: do not process beacon hints if one is already queued
Luis R. Rodriguez [Wed, 19 Dec 2012 18:53:02 +0000 (10:53 -0800)]
cfg80211: do not process beacon hints if one is already queued

Regulatory beacon hints are used to help with world roaming
and as it is right now we learn from a beacon hint processed
on one wiphy to all other wiphys. The processing of beacon
hints however is scheduled and if we have a lot of interfaces
we may hit the case that we'll queue a the same beacon hint
many times until its processed.

To avoid this do a lookup on the queued up beacon hints prior
to adding a new beacon hint. If the beacon hint is removed
from the pending reg beacon hint list then it would be processed
and we'd ensure all wiphys would have learned from it, if its
on the pending reg beacon list we'd now find it prior to it
being processed.

Tested-by: Ben Greear <greearb@candelatech.com>
Reported-by: Ben Greear <greearb@candelatech.com>
Reported-by: Johannes Berg <johannes@sipsolutions.net>
Signed-off-by: Luis R. Rodriguez <mcgrof@do-not-panic.com>
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
11 years agomac80211: assign bss_conf.bssid only once
Johannes Berg [Fri, 14 Dec 2012 13:34:25 +0000 (14:34 +0100)]
mac80211: assign bss_conf.bssid only once

Instead of checking every time bss_info_changed is called,
assign the pointer once depending on the interface type
and then leave it untouched until the interface type is
changed. This makes the ieee80211_bss_info_change_notify()
now a simple wrapper to call the driver only.

Signed-off-by: Johannes Berg <johannes.berg@intel.com>