QCA988X firmware starting from 10.2.4.70.12-2 has capability to support
Mesh Control Field Present bit in QoS field in native Wi-Fi mode.
Hence apply Mesh subtype according to the WMI service map.
Firmware will allows unicast, broadcast, multicast, and WDS frame
(FromDS = 1 and ToDS = 1) to be received via the interface, once Mesh
subtype is used.
The firmware and this patch together make native Wi-Fi mode comply to
IEEE802.11s Mesh frame in open mode, but the firmware doesn't yet
support secured Mesh mode.
Signed-off-by: Peter Oh <poh@qca.qualcomm.com>
Signed-off-by: Kalle Valo <kvalo@qca.qualcomm.com>
QCA988X firmware starting from 10.2.4.70.12-2 supports new
vdev subtypes for proxy STA and Mesh, hence add them to be used
as needed.
Signed-off-by: Peter Oh <poh@qca.qualcomm.com>
Signed-off-by: Kalle Valo <kvalo@qca.qualcomm.com>
Update WMI 10.x service map to sync with firmware 10.2.4.70.12-2
released on 11/11/2015 which is the latest QCA988X firmware as of
11/18/2015.
Signed-off-by: Peter Oh <poh@qca.qualcomm.com>
Signed-off-by: Kalle Valo <kvalo@qca.qualcomm.com>
Fix write permission for few of the debugfs entries
which support write file operations as well.
Signed-off-by: Mohammed Shafi Shajakhan <mohammed@qti.qualcomm.com>
Signed-off-by: Kalle Valo <kvalo@qca.qualcomm.com>
Allocations from the DMA zone were originally added for legacy ISA
stuff, or PCI devices that have specific limitations in their DMA
addressing capabilities. It has no place in ath10k, which can do
full 32-bit DMA.
Fixes memory allocation errors on some platforms.
Signed-off-by: Felix Fietkau <nbd@openwrt.org>
Signed-off-by: Kalle Valo <kvalo@qca.qualcomm.com>
Enable AP + STA interface combination support for 10.x and
this enables Repeater mode testing (with WDS Repeater combinations
as well). Fix indentation as well.
Based on the suggestions from Michal and Yanbo Li,
thanks to them
Signed-off-by: Mohammed Shafi Shajakhan <mohammed@qti.qualcomm.com>
Signed-off-by: Kalle Valo <kvalo@qca.qualcomm.com>
The error message order of board data fetch is board info,
directory, and then file name, hence place print arguments
in the order.
Fixes: 0a51b343ab ("ath10k: add board 2 API support")
Signed-off-by: Peter Oh <poh@qca.qualcomm.com>
Signed-off-by: Kalle Valo <kvalo@qca.qualcomm.com>
mac_pton() converts 6-byte MAC / BSSID to binary format. Change an open coded
variant by the generic one.
Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
The original code returns 1 on failure and 0 on success but the caller
was expecting an error code on failure.
Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com>
Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
"&card->priv->driver_lock" and "&priv->driver_lock" are the same and
it's nicer to use the shorter one consistently.
Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com>
Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
This code causes a static checker bug.
drivers/net/wireless/ralink/rt2x00/rt2500usb.c:232 _rt2500usb_register_read()
warn: passing casted pointer 'value' to 'rt2500usb_register_read()' 32 vs 16.
If the low 16 bits were initialized to zero then this code would only be
a problem on big endian systems. But in this case this is case the low
16 bits are never initialized. This is called from a function which is
created using a macro:
RT2X00DEBUGFS_OPS(csr, "0x%.8x\n", u32);
We end up copying uninitialized data to the user which is bogus and an
information leak.
Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com>
Acked-by: Stanislaw Gruszka <sgruszka@redhat.com>
Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
All bus drivers (sdio, usb and pcie) require firmware files which
needs to be downloaded to the device, The definitions and mapping
of device id and revision to firmware and nvram file is done by
each bus driver. This patch creates common functions and defines
to simplify and unify the definition of these firmware and nvram
files and mapping.
Reviewed-by: Arend Van Spriel <arend@broadcom.com>
Reviewed-by: Franky (Zhenhui) Lin <frankyl@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: Kalle Valo <kvalo@codeaurora.org>
Under some kernel configuration we get build issue with implicit
declaration of net_ratelimit() function. Fix this by explicitly
including the file providing the prototype.
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: Kalle Valo <kvalo@codeaurora.org>
Some devices support beamforming. This patch enables tx beamforming
if supported and reports beamforming capabilities per channel if
supported.
Reviewed-by: Arend Van Spriel <arend@broadcom.com>
Reviewed-by: Franky (Zhenhui) Lin <frankyl@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: Kalle Valo <kvalo@codeaurora.org>
Put all roaming configuration related code in one place and
configure timeout based upon roaming setting.
Reviewed-by: Arend Van Spriel <arend@broadcom.com>
Reviewed-by: Franky (Zhenhui) Lin <frankyl@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: Kalle Valo <kvalo@codeaurora.org>
ESCAN is always performed using action start scan. No need to
pass this parameter on to different functions.
Reviewed-by: Arend Van Spriel <arend@broadcom.com>
Reviewed-by: Franky (Zhenhui) Lin <frankyl@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: Kalle Valo <kvalo@codeaurora.org>
Aborting the current read attempt on the superframe also removes the
packet from the pipeline. Retries should not be attempted on the next
packet since it would not be a superframe(either a superframe descriptor
or other data packet) and should not be handled by brcmf_sdio_rxglom
Reviewed-by: Hante Meuleman <meuleman@broadcom.com>
Reviewed-by: Pieter-Paul Giesberts <pieterpg@broadcom.com>
Reviewed-by: Arend Van Spriel <arend@broadcom.com>
Signed-off-by: Franky Lin <frankyl@broadcom.com>
Signed-off-by: Arend van Spriel <arend@broadcom.com>
Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
During initialization of the device, but also on some other
moments the driver prints an error that the netdev already exists.
This is a result of the way the driver is initializing the
firmware and not really an error. The code is not treating it as
an error either. This error print has resulted in many questions
by users and is confusing and incorrect. This patch changes the
error log into a debug info log.
Reviewed-by: Arend Van Spriel <arend@broadcom.com>
Reviewed-by: Franky (Zhenhui) Lin <frankyl@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: Kalle Valo <kvalo@codeaurora.org>
FWIL is always mapping back errors to EBADE. This is not very
conventient when trying to understand problems by reading logs.
Some callers print the error code, but that is quite useless
when the exact error code is not returned. It also makes it
impossible to differentiate based on error code. This patch
changes the return of EBADE into the actual error code.
Reviewed-by: Arend Van Spriel <arend@broadcom.com>
Reviewed-by: Franky (Zhenhui) Lin <frankyl@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: Kalle Valo <kvalo@codeaurora.org>
SSIDs used for connect and p2p got stored, but never used.
Reviewed-by: Arend Van Spriel <arend@broadcom.com>
Reviewed-by: Franky (Zhenhui) Lin <frankyl@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: Kalle Valo <kvalo@codeaurora.org>
On wcn3620, firmware response to remove_bsskey uses the new, larger
"v2" format
Signed-off-by: Andy Green <andy.green@linaro.org>
Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
On wcn3620, firmware response to trigger_ba uses the new, larger
"v2" format
Signed-off-by: Andy Green <andy.green@linaro.org>
Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
wcn3620 has a new message structure for the reply to some hal
commands. This patch adds the struct and helper routine that
uses it if the chip is wcn3620, or falls back to the old
helper routine.
We don't know what to do with the candidate list he sends back,
but we can at least accept and ignore it nicely instead of dying.
Signed-off-by: Andy Green <andy.green@linaro.org>
Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
WCN3620 can asynchronously send two new kinds of indication message,
since we can't handle them just accept them quietly.
Signed-off-by: Andy Green <andy.green@linaro.org>
Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
WCN3620 firmware introduces a new async indication, we need to
add it as a known message type so we can accept it
Signed-off-by: Andy Green <andy.green@linaro.org>
Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
drivers/net/wireless and change the menuconfig to follow the same
categorisation. This unifies the directory layout as we already had few drivers
already using vendor directories (especially ath and ti).
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Merge tag 'wireless-drivers-next-for-davem-2015-11-25' of git://git.kernel.org/pub/scm/linux/kernel/git/kvalo/wireless-drivers-next
Kalle Valo says:
====================
Add vendor directories (for example intel, marvell and so on) to
drivers/net/wireless and change the menuconfig to follow the same
categorisation. This unifies the directory layout as we already had few drivers
already using vendor directories (especially ath and ti).
====================
Signed-off-by: David S. Miller <davem@davemloft.net>
After commit cf4f21938e ("kbuild: Allow to specify composite modules
with modname-m"), thermal.c gets included in the driver and the build
fails with
drivers/net/wireless/ath/ath10k/thermal.c:119:6: error: redefinition of ‘ath10k_thermal_event_temperature’
drivers/net/wireless/ath/ath10k/thermal.h:54:20: note: previous definition of ‘ath10k_thermal_event_temperature’ was here
drivers/net/wireless/ath/ath10k/thermal.c:136:6: error: redefinition of ‘ath10k_thermal_set_throttling’
drivers/net/wireless/ath/ath10k/thermal.h:59:20: note: previous definition of ‘ath10k_thermal_set_throttling’ was here
drivers/net/wireless/ath/ath10k/thermal.c:162:5: error: redefinition of ‘ath10k_thermal_register’
drivers/net/wireless/ath/ath10k/thermal.h:45:19: note: previous definition of ‘ath10k_thermal_register’ was here
drivers/net/wireless/ath/ath10k/thermal.c:216:6: error: redefinition of ‘ath10k_thermal_unregister’
drivers/net/wireless/ath/ath10k/thermal.h:50:20: note: previous definition of ‘ath10k_thermal_unregister’ was here
Change the #ifdef to reflect the new kbuild behavior.
Reported-by: kbuild test robot <fengguang.wu@intel.com>
Acked-by: Kalle Valo <kvalo@qca.qualcomm.com>
Signed-off-by: Michal Marek <mmarek@suse.com>
The d0i3_mode element is never set to IWL_D0I3_OFF, so it's not
necessary to check it in iwl_mvm_is_d0i3_supported().
Signed-off-by: Luca Coelho <luciano.coelho@intel.com>
Signed-off-by: Emmanuel Grumbach <emmanuel.grumbach@intel.com>
There is a potential race condition when entering suspend with d0i3 in
PCIe. If there is a frame queued just before we suspend, it won't
complete and we will never clear the queue stuck timer. To solve
this, call TX_PATH_FLUSH to flush all queues (except the command
queue) as part of the d0i3 entry process. Add a new function that
returns all the flushable queues.
Signed-off-by: Luca Coelho <luciano.coelho@intel.com>
Signed-off-by: Emmanuel Grumbach <emmanuel.grumbach@intel.com>
Currently the prph registers dump is in the transport layer,
and each bus needs an additional dump implementation.
Move the prph dump outside transport, and allow a common
implementation for all of the buses.
This is possible because prph base addresses are similar for
all buses.
Signed-off-by: Golan Ben-Ami <golan.ben.ami@intel.com>
Signed-off-by: Emmanuel Grumbach <emmanuel.grumbach@intel.com>
Expose _no_grab prph i/o functions that allow performing i/o
outside the transport, without requiring grab and release NIC access
for each operation. In addition, rename the functions so they reflect
their non-grabbing behavior.
This can be very useful for consecutive prph i/o operation that occur
outside trans, such as fw dumps.
Signed-off-by: Golan Ben-Ami <golan.ben.ami@intel.com>
Signed-off-by: Emmanuel Grumbach <emmanuel.grumbach@intel.com>
This was an old workaround for solving latency issues with
certain Miracast adapters like ActionTec. However this isn't
needed anymore and furthermore it hurts throughput in other
use cases.
Signed-off-by: Eyal Shapira <eyalx.shapira@intel.com>
Signed-off-by: Emmanuel Grumbach <emmanuel.grumbach@intel.com>
When the netdetect debugfs entry was removed, the nd_config element
was accidentally left in the iwl_mvm structure. Remove it.
Fixes: dbb04b0d29 ("iwlwifi: mvm: remove netdetect debugfs entry")
Reported-by: Emmanuel Grumbach <emmanuel.grumbach@intel.com>
Signed-off-by: Luca Coelho <luciano.coelho@intel.com>
Signed-off-by: Emmanuel Grumbach <emmanuel.grumbach@intel.com>
As part of the bt_notif file add fields that are currently
not represented
Signed-off-by: Moshe Harel <moshe.harel@intel.com>
Signed-off-by: Emmanuel Grumbach <emmanuel.grumbach@intel.com>
The d0i3 flag in the device configuration structure is redundant,
because the same information can be determined by checking the
firmware capability flag.
Signed-off-by: Luca Coelho <luciano.coelho@intel.com>
Signed-off-by: Emmanuel Grumbach <emmanuel.grumbach@intel.com>
This will allow to catch different TDLS events and get the
firmware data when they occur.
Add empty TX_LATENCY trigger on the way to avoid mismatch
with trees in which this trigger is implemented.
Signed-off-by: Golan Ben-Ami <golan.ben.ami@intel.com>
Signed-off-by: Emmanuel Grumbach <emmanuel.grumbach@intel.com>
The firmware debug trigger ID is always a compile-time constant,
so we can use a build-time assertion to validate that it is in
fact a valid constant.
To make that really guaranteed to work, convert this and the
inline function iwl_fw_dbg_trigger_simple_stop() to macros.
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
Signed-off-by: Emmanuel Grumbach <emmanuel.grumbach@intel.com>
The PCIe transport will also need a d0i3_entry_timeout_ms parameter,
so move the existing one from the slave transports to iwlwifi, so it
can be reused. While at it, rename the parameter to something
shorter, namely d0i3_entry_delay.
Signed-off-by: Luca Coelho <luciano.coelho@intel.com>
Signed-off-by: Emmanuel Grumbach <emmanuel.grumbach@intel.com>
This message isn't very useful and presents a security risk
due to the use of %p - remove it.
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
Signed-off-by: Emmanuel Grumbach <emmanuel.grumbach@intel.com>
In case of using an external NVM file, the driver sends to the
FW the different nvm sections. In the response of the cmd, the
FW states the status of the writing of the chunk.
Currently the value is not checked by the driver.
Check FW's response for writing the nvm chunk in the NVM_ACCESS_CMD.
Signed-off-by: Matti Gottlieb <matti.gottlieb@intel.com>
Signed-off-by: Emmanuel Grumbach <emmanuel.grumbach@intel.com>
If the firmware sends LMAC scan notifications while a UMAC scan is
running, just WARN and ignore it, otherwise the scanning state gets
messed up.
Signed-off-by: Luca Coelho <luciano.coelho@intel.com>
Signed-off-by: Emmanuel Grumbach <emmanuel.grumbach@intel.com>
When there's a bt-wifi contention that requires arbitration,
we use a priority-based mechanism to decide which comm wins.
Over time, use cases become more and more complex, with multiple
concurrent active links with different traffic types and different QoS
requirements, on both WiFi and BT sides.
This, in turn, requires us to elaborate our prioritization mechanism.
However, our legacy products included hw that does not supports this,
so selectively enable this on specific hw - as signaled by the firmware.
Signed-off-by: Avri Altman <avri.altman@intel.com>
Signed-off-by: Emmanuel Grumbach <emmanuel.grumbach@intel.com>
This code was needed during initial PAN bringup, but now is
just cruft - remove it.
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
Signed-off-by: Emmanuel Grumbach <emmanuel.grumbach@intel.com>
Configure the FW to use fragmented scan when the traffic load is high
or low latency traffic is on. This is useful for scans that are
managed by the FW (e.g. scheduled scan).
Signed-off-by: Avraham Stern <avraham.stern@intel.com>
Signed-off-by: Emmanuel Grumbach <emmanuel.grumbach@intel.com>
Make the various conversion functions typesafe, so we don't
accidentally try to call them with the wrong pointers and
cast them to something that will crash.
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
Signed-off-by: Emmanuel Grumbach <emmanuel.grumbach@intel.com>
The split of iwlwifi into DVM and MVM was a long time ago now,
so we can remove the "default IWLWIFI" that we had to keep all
existing .config files with working defaults during the split.
This is no longer necessary, practically nobody should now be
upgrading a .config that's older than the split.
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
Signed-off-by: Emmanuel Grumbach <emmanuel.grumbach@intel.com>
802.11ac allows A-MSDU that can be up to 12KB long. Since
an entire A-MSDU needs to fit into one single Receive
Buffer (RB), add support for big RBs.
Since this adds lots of pressure to the memory manager and
significantly increase the true_size of the RX buffers,
don't enable this by default.
Signed-off-by: Emmanuel Grumbach <emmanuel.grumbach@intel.com>
This is a workaround to an OTP bug. In Series 8000 1x1, the OTP
0xA052 defines 2x2 antenna configuration. This workaround overrides
the decision based on HW id and on MIMO disabled bit which is
correct in the OTP and set to disabled. This fixes the previous
workaround "force 1x1 antenna in Series 8000".
Signed-off-by: Moshe Harel <moshe.harel@intel.com>
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
Signed-off-by: Emmanuel Grumbach <emmanuel.grumbach@intel.com>
If kzalloc fails it will return NULL. Lets check for NULL first before
using the pointer.
Signed-off-by: Sudip Mukherjee <sudip@vectorindia.org>
Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
Instead of printing each byte from the given buffer the code is converted to
use %*ph specifier.
Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
The kfree_skb() function tests whether its argument is NULL and then
returns immediately. Thus the test around the calls is not needed.
This issue was detected by using the Coccinelle software.
Signed-off-by: Markus Elfring <elfring@users.sourceforge.net>
Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
The brcmf_bus_ops structures are never modified, so declare them as const.
Done with the help of Coccinelle.
Signed-off-by: Julia Lawall <Julia.Lawall@lip6.fr>
Acked-by: Arend van Spriel <arend@broadcom.com>
Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
We check for overflow here, but we don't check for underflow so it
causes a static checker warning.
Fixes: fb9987d0f7 ('ath9k_htc: Support for AR9271 chipset.')
Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com>
Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
The release_firmware() function tests whether its argument is NULL and then
returns immediately. Thus the test around the call is not needed.
This issue was detected by using the Coccinelle software.
Signed-off-by: Markus Elfring <elfring@users.sourceforge.net>
Acked-by: Arend van Spriel <arend@broadcom.com>
Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
On wakeup of the system (resume) a wowl wakeup indication report
can be sent to cfg80211. This patch adds support for this. The
report specifies if the device was responsible for the wakeup
and if so, will specify the exact reason.
Reviewed-by: Arend Van Spriel <arend@broadcom.com>
Reviewed-by: Franky (Zhenhui) Lin <frankyl@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: Kalle Valo <kvalo@codeaurora.org>
Currently the legacy methods suspend and resume are used for pcie
devices. This is not the preferable method and is also causing
issues with some setups when doing hibernate. Changing this to
use the new PM methods.
Reviewed-by: Arend Van Spriel <arend@broadcom.com>
Reviewed-by: Franky (Zhenhui) Lin <frankyl@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: Kalle Valo <kvalo@codeaurora.org>
The variable bsscfgidx is used in different places with different
names, e.g. bsscfg, bssidx, bsscfg_idx. This patch cleans this up
by using bsscfgidx everywhere.
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: Kalle Valo <kvalo@codeaurora.org>
Broadcom devices with a single 802.11 core can work on two band
concurrently using VSDB feature, ie. Virtual Simultaneous Dual-Band.
For devices that are fitted with two 802.11 cores and RF paths the
driver should support a firmware feature called RSDB, which stands
for Real Simultaneous Dual-Band. RSDB works almost autonomously in
firmware except for AP config. When the device supports RSDB then
the interface should not be brought down when configuring it,
otherwise the link (if configured) on the other interface will be
lost.
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>
[kvalo@codeaurora.org: changed the commit log based on discussion]
Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
Currently runtime pm is enabled for USB, but it is not properly
supported by driver. This patch disables the runtime PM support
completely for USB, as it currently can result in problems on
some systems.
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: Kalle Valo <kvalo@codeaurora.org>
The variable irq_requested is unneeded as the functionality
it is providing, is also provided by the variable irq_allocated.
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: Kalle Valo <kvalo@codeaurora.org>
The brcmf_netdev_start_xmit checks if the ndev is still valid by
checking if it still exists in database. This check is not needed
and therefor 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: Kalle Valo <kvalo@codeaurora.org>
brcmf_ifname is a debug function to return a name related to an ifp,
but is using a rather complex implementation. It was also used
wrongly from bcdc as it did not use the bsscfgidx as it was supposed
to, but bssidx. This patch fixes that bug and simplifies
brcmf_ifname.
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: Kalle Valo <kvalo@codeaurora.org>
Txbuf is no longer a DMA pool and can be easily
tracked with a mere msdu_id. This saves 10 bytes
on 64bit systems and 6 bytes on 32bit systems of
precious sk_buff control buffer.
Signed-off-by: Michal Kazior <michal.kazior@tieto.com>
Signed-off-by: Kalle Valo <kvalo@qca.qualcomm.com>
This prepares the driver for future ieee80211_txq
and wake_tx_queue() support.
Signed-off-by: Michal Kazior <michal.kazior@tieto.com>
Signed-off-by: Kalle Valo <kvalo@qca.qualcomm.com>
Frames are not guaranteed to be 802.11 frames in
ath10k_htt_tx() and the tx completion handler.
In some cases, like TDLS, they can be Ethernet.
Hence checking, e.g. frame_control could yield
bogus results and behavior.
Fortunately this wasn't a real problem so far
because there's no FW/HW combination to encounter
this problem.
However it is good to fix this in advance.
Fixes: 75d85fd999 ("ath10k: introduce basic tdls functionality")
Fixes: eebc67fef3 ("ath10k: fix pmf for wmi-tlv on qca6174")
Fixes: 7b7da0a021 ("ath10k: drop probe responses when too many are queued")
Signed-off-by: Michal Kazior <michal.kazior@tieto.com>
Signed-off-by: Kalle Valo <kvalo@qca.qualcomm.com>
It was wasteful to have all the flags as separate
bools.
Signed-off-by: Michal Kazior <michal.kazior@tieto.com>
Signed-off-by: Kalle Valo <kvalo@qca.qualcomm.com>
It was wasteful to keep it in the struct because
it can be passed as function argument down the tx
path.
Signed-off-by: Michal Kazior <michal.kazior@tieto.com>
Signed-off-by: Kalle Valo <kvalo@qca.qualcomm.com>
All functions should have ath10k_{filename}_
prefixes.
Signed-off-by: Michal Kazior <michal.kazior@tieto.com>
Signed-off-by: Kalle Valo <kvalo@qca.qualcomm.com>
It was wasteful to have two flags describing
the same thing.
While at it fix code style of
ath10k_tx_h_use_hwcrypto().
Signed-off-by: Michal Kazior <michal.kazior@tieto.com>
Signed-off-by: Kalle Valo <kvalo@qca.qualcomm.com>
The QCA99X0 4 addresses RX packets pad 2 bytes at the beginning of
MSDU instead the end of ieee80211 header to keep alignment. The currently RX
data path can't parse the header correctly in this case. This patch fixes it
for QCA99X0.
Signed-off-by: Yanbo Li <yanbol@qca.qualcomm.com>
[kvalo@qca.qualcomm.com: checkpatch fixes and naming changes]
Signed-off-by: Kalle Valo <kvalo@qca.qualcomm.com>
netif_tx_napi_add() is a variant of netif_napi_add()
It should be used by drivers that use a napi structure
to exclusively poll TX.
We do not want to add this kind of napi in napi_hash[] in following
patches, adding generic busy polling to all NAPI drivers.
Signed-off-by: Eric Dumazet <edumazet@google.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Change menuconfig to config to keep the Kconfig entries unified. Part of
reorganising wireless drivers directory and Kconfig.
Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
Rename WL_TI to WLAN_VENDOR_TI to match with other vendor configs and make sure
that it's enabled by default in new configs. Convert menuconfigs to regular
configs to unify the wireless drivers menuconfig. Part of reorganising wireless
drivers directory and Kconfig.
Also remove WLCORE dependency to WL_TI. It should not be needed as WLCORE is
already under if WLAN_VENDOR_TI.
Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
Add new a Kconfig file and a vendor config for realtek. Also update MAINTAINERS
which we missed to do when earlier moving rtlwifi.
Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
Part of reorganising wireless drivers directory and Kconfig. Note that I had to
edit Makefiles from subdirectories to use the new location.
Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
In commit 54328e6404 ("rtlwifi: rtl8821ae: Fix system lockups on boot"),
an attempt was made to fix a regression introduced in commit 1277fa2ab2
("rtlwifi: Remove the clear interrupt routine from all drivers").
Unfortunately, there were logic errors in that patch that prevented
affected boxes from booting even after that patch was applied.
The actual cause of the original problem is unknown as none of the
developers have systems that are affected.
Fixes: 54328e6404 ("rtlwifi: rtl8821ae: Fix system lockups on boot")
Signed-off-by: Larry Finger <Larry.Finger@lwfinger.net>
Cc: Stable <stable@vger.kernel.org> [V4.1+]
Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
The RX rate idx is not correct for 11G mode OFDM packet.
Because the bitrate table start with CCK index instead of OFDM.
Signed-off-by: Yanbo Li <yanbol@qca.qualcomm.com>
Signed-off-by: Kalle Valo <kvalo@qca.qualcomm.com>
commit a70587b338 ("ath10k: configure copy engine 5 for HTT messages")
moved send completion polling under HTT Rx (CE 5) service routine. For
QCA6174 based devices copy engine 1 (CE 1) is used for HTT Rx instead
of CE 5. So send completion never be called. This is causing "failed to
transmit packet, dropping: -105" errors. Fix this by processing send
completion from CE 1 service routine instead of CE 5.
Fixes: a70587b338 ("ath10k: configure copy engine 5 for HTT messages")
Tested-by: Ryan Hsu <ryanhsu@qca.qualcomm.com>
Signed-off-by: Rajkumar Manoharan <rmanohar@qti.qualcomm.com>
Signed-off-by: Kalle Valo <kvalo@qca.qualcomm.com>
Be a little bit more careful when dereferencing sta on key removal,
As it might already get flushed on other thread.
Signed-off-by: Avri Altman <avri.altman@intel.com>
Signed-off-by: Emmanuel Grumbach <emmanuel.grumbach@intel.com>
When entering D3, we need to use hardcoded key indices because the
firmware requires that. To do so, we are overwriting the HW key index
in the keyconf structure, which makes it impossible to reuse the
indices that were used before entering D3. Additionally, we overwrite
all the non-PTK keys with index 1, because the firmware only allows
one non-PTK key to be set. This is bad, because when we resume, we
may try to set more than one key with index 1, which will obviously
fail.
To fix this, allow the callers to set a pre-defined index to use in
iwl_mvm_set_sta_key() instead of relying on the hw_key_idx value from
the keyconf struct (which requires overwriting it). In normal cases,
the caller can pass STA_KEY_IDX_INVALID, which will cause a new key
offset to be chosen. During HW_RESTART, we pass the offset that is in
use. And during D3 entry, we pass the hardcoded indices we need to
use.
Additionally, don't clear the fw_key_table in D3 entry, so that the
flags are still set with the pre-D3 values when exiting D3.
fixes=I3165c22362483f0152d9ec1d2a987fb5529727c1
Fixes: b546dcd6b7 ("iwlwifi: mvm: don't reset key index on HW restart")
Signed-off-by: Luca Coelho <luciano.coelho@intel.com>
Signed-off-by: Emmanuel Grumbach <emmanuel.grumbach@intel.com>
Add some new PCI IDs for the 8260 series which were missing.
The following sub-system IDs were added:
0x0130, 0x1130, 0x0132, 0x1132, 0x1150, 0x8110, 0x9110, 0x8130,
0x9130, 0x8132, 0x9132, 0x8150, 0x9150, 0x0044, 0x0930
CC: <stable@vger.kernel.org> [4.1+]
Signed-off-by: Oren Givon <oren.givon@intel.com>
Signed-off-by: Emmanuel Grumbach <emmanuel.grumbach@intel.com>
Of a word in struct htt_data_tx_desc htt version >= 3.4 firmware uses
LSB 16-bit for frequency configuration which is used for offchannel tx
and MSB 16-bit is for peerid. But other firmwares using version 2.X
(10.1, 10.2.2, 10.2.4 and 10.4) are using 32-bit for peerid in htt tx
desc. So far no issue is found with the existing code setting peerid and
freq for HTT version 2.X, this could be mainly because of 0 as frequecy
(home channel) is being always passed with those firmwares. There may be
issues when non-zero freq is passed with firmware using < 3.4 htt version.
To be safe use target_version_major and target_version_minor along with
htt-op-version before configuring peer id and freq in htt tx desc. This
patch extends ath10k_mac_tx_frm_has_freq() to check for htt_op_version_tlv
and uses the helper while setting peerid in htt_tx_desc.
Fixes: 8d6d362436 ("ath10k: fix offchan reliability")
Signed-off-by: Vasanthakumar Thiagarajan <vthiagar@qti.qualcomm.com>
Signed-off-by: Kalle Valo <kvalo@qca.qualcomm.com>
Rename ath10k_mac_need_offchan_tx_work() to ath10k_mac_tx_frm_has_freq()
to make it more meaningful. This helper will be used in the future
change. No functionality change.
Signed-off-by: Vasanthakumar Thiagarajan <vthiagar@qti.qualcomm.com>
Signed-off-by: Kalle Valo <kvalo@qca.qualcomm.com>
There is an extra 4-byte member when compared to WMI 10.2 added to
assoc complete command in WMI 10.4. This new member is used for 160Mhz
related configuration. This WMI command mismatch between host and
firmware does not cause any real issues because this new member is not
used in 10.4 firmwares so far (10.4.1.00030-1). This difference in WMI
command interface brings in a new wmi_ops for 10.4 gen_peer_assoc().
No noticeable functionality differences with this change can be seen
with the current 10.4 firmwares, but the WMI interface has to be
fixed to work with future 10.4 firmwares which may be using this new
member.
Signed-off-by: Vasanthakumar Thiagarajan <vthiagar@qti.qualcomm.com>
Signed-off-by: Kalle Valo <kvalo@qca.qualcomm.com>
Commit a70587b338 ("ath10k: configure copy engine 5 for HTT messages")
introduced to use the unused CE5 for target to host message. For the device
like QCA6174, CE5 already assigned for other feature. So for QCA6174, override
the CE5 configuration and use the CE1 instead.
This patch is based on Rajkumar's earlier patch.
Fixes: a70587b338 ("ath10k: configure copy engine 5 for HTT messages")
Signed-off-by: Ryan Hsu <ryanhsu@qca.qualcomm.com>
Signed-off-by: Rajkumar Manoharan <rmanohar@qti.qualcomm.com>
Signed-off-by: Kalle Valo <kvalo@qca.qualcomm.com>
Add new BMI target version and chip id revision. Register it
on supported chips list.
Signed-off-by: Bartosz Markowski <bartosz.markowski@tieto.com>
Signed-off-by: Kalle Valo <kvalo@qca.qualcomm.com>
A follow up patch introducing a QCA9377 hw1.0 support will need
this device identification helper for an explicit distinction of
HWs, as apparently both QCA6174 hw3.0 and QCA9377 share the same BMI
target version (0x0502000x). For the QCA9377 hw1.1 previously
added we were just lucky we did not overlap with the same chip_id_rev.
Signed-off-by: Bartosz Markowski <bartosz.markowski@tieto.com>
Signed-off-by: Kalle Valo <kvalo@qca.qualcomm.com>
The uart_pin was incorrectly configured for QCA9377
and the recently added hw_params were omitted.
Signed-off-by: Bartosz Markowski <bartosz.markowski@tieto.com>
Signed-off-by: Kalle Valo <kvalo@qca.qualcomm.com>
When introducing the original QCA9377 support, the chip target
version was wrongly picked. The chip advertising itself with
bmi target value equal to 0x05020001 is in fact a 1.1 revision.
I realized this once I got a real 1.1 hw to play with.
Signed-off-by: Bartosz Markowski <bartosz.markowski@tieto.com>
Signed-off-by: Kalle Valo <kvalo@qca.qualcomm.com>
The number of spatial streams that are derived from chain mask
for 4x4 devices is using wrong bitmask and conditional check.
This is affecting downlink throughput for QCA99x0 devices. Earlier
cfg_tx_chainmask is not filled by default until user configured it
and so get_nss_from_chainmask never be called. This issue is exposed
by recent commit 166de3f189 ("ath10k: remove supported chain mask").
By default maximum supported chain mask is filled in cfg_tx_chainmask.
Cc: stable@vger.kernel.org
Fixes: 5572a95b4b ("ath10k: apply chainmask settings to vdev on creation")
Signed-off-by: Rajkumar Manoharan <rmanohar@qti.qualcomm.com>
Signed-off-by: Kalle Valo <kvalo@qca.qualcomm.com>
Switch everything to the new and more capable implementation of abs().
Mainly to give the new abs() a bit of a workout.
Cc: Michal Nazarewicz <mina86@mina86.com>
Cc: John Stultz <john.stultz@linaro.org>
Cc: Ingo Molnar <mingo@kernel.org>
Cc: Steven Rostedt <rostedt@goodmis.org>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Masami Hiramatsu <masami.hiramatsu.pt@hitachi.com>
Cc: Peter Zijlstra <a.p.zijlstra@chello.nl>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Quite a lot of activity in SPI this cycle, almost all of it in drivers
with a few minor improvements and tweaks in the core.
- Updates to pxa2xx to support Intel Broxton and multiple chip selects.
- Support for big endian in the bcm63xx driver.
- Multiple slave support for the mt8173
- New driver for the auxiliary SPI controller in bcm2835 SoCs.
- Support for Layerscale SoCs in the Freescale DSPI driver.
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Merge tag 'spi-v4.4' of git://git.kernel.org/pub/scm/linux/kernel/git/broonie/spi
Pull spi updates from Mark Brown:
"Quite a lot of activity in SPI this cycle, almost all of it in drivers
with a few minor improvements and tweaks in the core.
- Updates to pxa2xx to support Intel Broxton and multiple chip selects.
- Support for big endian in the bcm63xx driver.
- Multiple slave support for the mt8173
- New driver for the auxiliary SPI controller in bcm2835 SoCs.
- Support for Layerscale SoCs in the Freescale DSPI driver"
* tag 'spi-v4.4' of git://git.kernel.org/pub/scm/linux/kernel/git/broonie/spi: (87 commits)
spi: pxa2xx: Rework self-initiated platform data creation for non-ACPI
spi: pxa2xx: Add support for Intel Broxton
spi: pxa2xx: Detect number of enabled Intel LPSS SPI chip select signals
spi: pxa2xx: Add output control for multiple Intel LPSS chip selects
spi: pxa2xx: Use LPSS prefix for defines that are Intel LPSS specific
spi: Add DSPI support for layerscape family
spi: ti-qspi: improve ->remove() callback
spi/spi-xilinx: Fix race condition on last word read
spi: Drop owner assignment from spi_drivers
spi: Add THIS_MODULE to spi_driver in SPI core
spi: Setup the master controller driver before setting the chipselect
spi: dw: replace magic constant by DW_SPI_DR
spi: mediatek: mt8173 spi multiple devices support
spi: mediatek: handle controller_data in mtk_spi_setup
spi: mediatek: remove mtk_spi_config
spi: mediatek: Update document devicetree bindings to support multiple devices
spi: fix kernel-doc warnings about missing return desc in spi.c
spi: fix kernel-doc warnings about missing return desc in spi.h
spi: pxa2xx: Align a few defines
spi: pxa2xx: Save other reg_cs_ctrl bits when configuring chip select
...
Here's the "big" driver core updates for 4.4-rc1. Primarily a bunch of
debugfs updates, with a smattering of minor driver core fixes and
updates as well.
All have been in linux-next for a long time.
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
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Merge tag 'driver-core-4.4-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/driver-core
Pull driver core updates from Greg KH:
"Here's the "big" driver core updates for 4.4-rc1. Primarily a bunch
of debugfs updates, with a smattering of minor driver core fixes and
updates as well.
All have been in linux-next for a long time"
* tag 'driver-core-4.4-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/driver-core:
debugfs: Add debugfs_create_ulong()
of: to support binding numa node to specified device in devicetree
debugfs: Add read-only/write-only bool file ops
debugfs: Add read-only/write-only size_t file ops
debugfs: Add read-only/write-only x64 file ops
debugfs: Consolidate file mode checks in debugfs_create_*()
Revert "mm: Check if section present during memory block (un)registering"
driver-core: platform: Provide helpers for multi-driver modules
mm: Check if section present during memory block (un)registering
devres: fix a for loop bounds check
CMA: fix CONFIG_CMA_SIZE_MBYTES overflow in 64bit
base/platform: assert that dev_pm_domain callbacks are called unconditionally
sysfs: correctly handle short reads on PREALLOC attrs.
base: soc: siplify ida usage
kobject: move EXPORT_SYMBOL() macros next to corresponding definitions
kobject: explain what kobject's sd field is
debugfs: document that debugfs_remove*() accepts NULL and error values
debugfs: Pass bool pointer to debugfs_create_bool()
ACPI / EC: Fix broken 64bit big-endian users of 'global_lock'
As not all QCA98XX radios are not connected to Bluetooth modules, enabling the
BT coex feature in firmware will have side effects if the radio's GPIO are
connected with other (non-BT) HW modules. Add debugfs file to control the
firmware BT coex logic and set the feature as disable by default to avoid that
btcoex is accidentally enabled.
To enable this feature, execute:
echo 1 > /sys/kernel/debug/ieee80211/phyX/ath10k/btcoex
To disable:
echo 0 > /sys/kernel/debug/ieee80211/phyX/ath10k/btcoex
The firmware support this feature since 10.2.4.54 on 2G-only board, dual band
or 5G boards don't support this. The feature's name is WMI_SERVICE_COEX_GPIO
and the btcoex file is not created if firmware doesn't support it.
Signed-off-by: Yanbo Li <yanbol@qca.qualcomm.com>
[kvalo@qca.qualcomm.com: use btcoex filename and other smaller fixes]
Signed-off-by: Kalle Valo <kvalo@qca.qualcomm.com>
This patch adds pktlog support for 10.4 fw versions.
Signed-off-by: Vivek Natarajan <nataraja@qti.qualcomm.com>
Signed-off-by: Kalle Valo <kvalo@qca.qualcomm.com>
No functionality change, just sync to the latest
pdev params that 10.4 firmware defines.
Signed-off-by: Vasanthakumar Thiagarajan <vthiagar@qti.qualcomm.com>
Signed-off-by: Kalle Valo <kvalo@qca.qualcomm.com>
No real functionality change, add WMI command/event
defines to be in sync with 10.4 firmware.
Signed-off-by: Vasanthakumar Thiagarajan <vthiagar@qti.qualcomm.com>
Signed-off-by: Kalle Valo <kvalo@qca.qualcomm.com>
No functional changes, adds new wmi service bits for
10.4 firmware to be sync with 10.4 firmware.
Signed-off-by: Vasanthakumar Thiagarajan <vthiagar@qti.qualcomm.com>
Signed-off-by: Kalle Valo <kvalo@qca.qualcomm.com>
This patch enables thermal throttling support for 10.4 firmware.
Signed-off-by: Tamizh chelvam <c_traja@qti.qualcomm.com>
Signed-off-by: Kalle Valo <kvalo@qca.qualcomm.com>
Set peer's management frame protection flag in peer assoc command,
this setting will enable/disable encrytion of management frames in fw.
Setting of this flag is based on whether MFP is enabled/disabled at STA
and a firmware feature flag ATH10K_FW_FEATURE_MFP_SUPPORT. This is because
only firmwares 10.1.561 and above have support for MFP.
Signed-off-by: Tamizh chelvam <c_traja@qti.qualcomm.com>
Signed-off-by: Manikanta pubbisetty <c_mpubbi@qti.qualcomm.com>
Signed-off-by: Kalle Valo <kvalo@qca.qualcomm.com>
Abstraction layer for peer flags is added to fix ABI breakage.
Signed-off-by: Tamizh chelvam <c_traja@qti.qualcomm.com>
Signed-off-by: SenthilKumar Jegadeesan <sjegadee@qti.qualcomm.com>
Signed-off-by: Kalle Valo <kvalo@qca.qualcomm.com>
This patch replaces multiple if conditional checks with a single if condition
in WMI management rx handler. Found during code review.
Signed-off-by: Manikanta Pubbisetty <manikanta.pubbisetty@gmail.com>
Signed-off-by: Kalle Valo <kvalo@qca.qualcomm.com>
This supports a way to get target stats through normal
ethtool stats API.
For instance:
# ethtool -S wlan1
NIC statistics:
tx_pkts_nic: 353
tx_bytes_nic: 25142
rx_pkts_nic: 6
rx_bytes_nic: 996
d_tx_ucast_pkts: 89
d_tx_bcast_pkts: 264
d_tx_ucast_bytes: 3020
d_tx_bcast_bytes: 22122
...
Signed-off-by: Ben Greear <greearb@candelatech.com>
Signed-off-by: Kalle Valo <kvalo@qca.qualcomm.com>
This will allow us to call it from elsewhere when implementing
ethtool stats.
Signed-off-by: Ben Greear <greearb@candelatech.com>
Signed-off-by: Kalle Valo <kvalo@qca.qualcomm.com>
Improper use of strlcpy caused garbage to be appended to the
firmware version string. Fix this by paying attention to the
ie_lenth.
Signed-off-by: Ben Greear <greearb@candelatech.com>
Signed-off-by: Kalle Valo <kvalo@qca.qualcomm.com>
It can take a user a while to understand why their
NIC that advertises 802.11n support cannot actually
do 802.11n. Print out a warning in the logs to save
the next poor person to use this NIC some trouble.
Signed-off-by: Ben Greear <greearb@candelatech.com>
Signed-off-by: Kalle Valo <kvalo@qca.qualcomm.com>
This lets 'iw phy phy0 info' report antennas for
the radio device:
...
Available Antennas: TX 0x2 RX 0x2
Configured Antennas: TX 0x2 RX 0x2
...
Signed-off-by: Ben Greear <greearb@candelatech.com>
Signed-off-by: Kalle Valo <kvalo@qca.qualcomm.com>
When configuring Tx vring for new connection,
WMI call to the firmware may fail. In this case, need to
clean up properly. In particular, need to call
cfg80211_del_sta() in case of AP like interface.
Perform full "disconnect" procedure for proper clean up
Signed-off-by: Vladimir Kondratiev <qca_vkondrat@qca.qualcomm.com>
Signed-off-by: Kalle Valo <kvalo@qca.qualcomm.com>
Adjust driver behavior during FW boot. Proper sequence of
events after reset and FW download, is as following:
- FW prepares mailbox structure and reports IRQ "FW_READY"
- driver caches mailbox registers, marks mailbox readiness
- FW sends WMI_FW_READY event, ignore it
- FW sends WMI_READY event with some data
- driver stores relevant data marks FW is operational
Signed-off-by: Vladimir Kondratiev <qca_vkondrat@qca.qualcomm.com>
Signed-off-by: Kalle Valo <kvalo@qca.qualcomm.com>
When Tx ring full is encountered with TSO,
printout of "DMA error" was wrongly printed.
In addition, in case of Tx ring full return
proper error code so that NETDEV_TX_BUSY is
returned to network stack in order not to
drop the packets and retry transmission of the
packets when ring is emptied.
Signed-off-by: Hamad Kadmany <qca_hkadmany@qca.qualcomm.com>
Signed-off-by: Vladimir Kondratiev <qca_vkondrat@qca.qualcomm.com>
Signed-off-by: Kalle Valo <kvalo@qca.qualcomm.com>
Some events are ignored for purpose; such events should not
be treated as "unhandled events". Replace info message
saying "unhandled" with debug one saying "ignore", to reduce
dmesg pollution
Signed-off-by: Vladimir Kondratiev <qca_vkondrat@qca.qualcomm.com>
Signed-off-by: Kalle Valo <kvalo@qca.qualcomm.com>
Add the hardware name, revision and update the pci_id table.
Currently there're two HW ref. designs available I'm aware of,
with 1.0.2 and 1.1 chip revisions. I've access and been using
the first one so far and this patch cover only it.
QCA9377 inherits most of the stuff (e.g. fw interfaces)
from QCA61x4 design, so the integration was pretty straightforward.
Signed-off-by: Bartosz Markowski <bartosz.markowski@tieto.com>
Signed-off-by: Kalle Valo <kvalo@qca.qualcomm.com>
To reflect configured antenna settings in HT/VHT MCS map,
reload the HT/VHT capabilities upon antenna change.
Signed-off-by: Rajkumar Manoharan <rmanohar@qti.qualcomm.com>
Signed-off-by: Kalle Valo <kvalo@qca.qualcomm.com>
Move HT and VHT capabiltity setup static functions to avoid
forward declaration.
Signed-off-by: Rajkumar Manoharan <rmanohar@qti.qualcomm.com>
Signed-off-by: Kalle Valo <kvalo@qca.qualcomm.com>
HT/VHT MCS rateset should be filled only for configured chainmask
rather that max supported chainmask. Fix that by checking configured
chainmask while filling HT/VHT MCS rate map.
Signed-off-by: Rajkumar Manoharan <rmanohar@qti.qualcomm.com>
Signed-off-by: Kalle Valo <kvalo@qca.qualcomm.com>
Removing supported chainmask fields as it can be always derived
from num_rf_chains.
Signed-off-by: Rajkumar Manoharan <rmanohar@qti.qualcomm.com>
Signed-off-by: Kalle Valo <kvalo@qca.qualcomm.com>
For the messages from host to target, shadow copy of CE descriptors
are maintained in source ring. Before writing actual CE descriptor,
first shadow copy is filled and then it is copied to CE address space.
To optimize in download path and to reduce d-cache pressure, removing
shadow copy of CE descriptors. This will also reduce driver memory
consumption by 33KB during on device probing.
Signed-off-by: Rajkumar Manoharan <rmanohar@qti.qualcomm.com>
Signed-off-by: Kalle Valo <kvalo@qca.qualcomm.com>
The physical address necessary to unmap DMA ('bufferp') is stored
in ath10k_skb_cb as 'paddr'. ath10k doesn't rely on the meta/transfer_id
when handling send completion (htc ep id is stored in sk_buff control
buffer). So the unused output arguments {bufferp, nbytesp and transfer_idp}
are removed from CE send completion. This change is needed before removing
the shadow copy of copy engine (CE) descriptors in follow up patch.
Signed-off-by: Rajkumar Manoharan <rmanohar@qti.qualcomm.com>
Signed-off-by: Kalle Valo <kvalo@qca.qualcomm.com>
CE diag window access is serialized (it has to be by design) so
there's no way to get a different send completion. so there's no
need for post completion validation.
Signed-off-by: Rajkumar Manoharan <rmanohar@qti.qualcomm.com>
Signed-off-by: Kalle Valo <kvalo@qca.qualcomm.com>
Currently to avoid uncached memory access while filling up copy engine
descriptors, shadow descriptors are used. This can be optimized further
by removing shadow descriptors. To achieve that first shadow ring
dependency in ce_send is removed by creating local copy of the
descriptor on stack and make a one-shot copy into the "uncached"
descriptor.
Signed-off-by: Rajkumar Manoharan <rmanohar@qti.qualcomm.com>
Signed-off-by: Kalle Valo <kvalo@qca.qualcomm.com>
This patch adds support for getting firmware debug stats in 10.4 fw.
Signed-off-by: Manikanta Pubbisetty <c_mpubbi@qti.qualcomm.com>
Signed-off-by: Tamizh chelvam <c_traja@qti.qualcomm.com>
Signed-off-by: Kalle Valo <kvalo@qca.qualcomm.com>
Add WMI-TLV and FW API support in ath10k testmode.
Ath10k can get right wmi command format from UTF image
to communicate UTF firmware.
Signed-off-by: Alan Liu <alanliu@qca.qualcomm.com>
Signed-off-by: Kalle Valo <kvalo@qca.qualcomm.com>
European Union has made it mandatory that all devices working in 2.4 GHz
has to adhere to the ETSI specification (ETSI EN 300 328 V1.9.1)
beginnig this year. The standard basically speaks about interferences
in 2.4Ghz band.
For example, when 802.11 device detects interference, TX must be stopped
as long as interference is present.
Adaptive CCA is a feature, when enabled the device learns from the
environment and configures CCA levels adaptively. This will improve
detecting interferences and the device can stop trasmissions till the
interference is present eventually leading to good performances in
varying interference conditions.
The patch includes code for enabling adaptive CCA for 10.2.4 firmware on
QCA988X.
Signed-off-by: Maharaja <c_mkenna@qti.qualcomm.com>
Signed-off-by: Manikanta Pubbisetty <c_mpubbi@qti.qualcomm.com>
Signed-off-by: Kalle Valo <kvalo@qca.qualcomm.com>
ssb bus can be found on various "host" devices like PCI/PCMCIA/SDIO.
Every ssb bus contains cores AKA devices.
The main idea is to have ssb driver scan/initialize bus and register
ready-to-use cores. This way ssb drivers can operate on a single core
mostly ignoring underlaying details.
For some reason PCMCIA support was split between ssb and b43. We got
PCMCIA host device probing in b43, then bus scanning in ssb and then
wireless core probing back in b43. The truth is it's very unlikely we
will ever see PCMCIA ssb device with no 802.11 core but I still don't
see any advantage of the current architecture.
With proposed change we get the same functionality with a simpler
architecture, less Kconfig symbols, one killed EXPORT and hopefully
cleaner b43. Since b43 supports both: ssb & bcma I prefer to keep ssb
specific code in ssb driver.
This mostly moves code from b43's pcmcia.c to bridge_pcmcia_80211.c. We
already use similar solution with b43_pci_bridge.c. I didn't use "b43"
in name of this new file as in theory any driver can operate on wireless
core.
Signed-off-by: Rafał Miłecki <zajec5@gmail.com>
Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
In uap mode the carrier is not enabled until after the first STA joins.
The carrier triggers the bridge to start its state machine, and if STP
is enabled, it takes 4 seconds as it transitions from disabled to
forwarding. During this time the bridge drops all traffic, and the EAPOL
handshake times out after 3 seconds, preventing stations from joining.
Follow the logic used in mac80211 and start the carrier in start_ap
and disable it in stop_ap. This has a nice benefit of allowing the
first station connection time to be reduced by up to 75% when STP is
in use.
Signed-off-by: Martin Faltesek <mfaltesek@google.com>
Signed-off-by: Amitkumar Karwar <akarwar@marvell.com>
Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
wcn36xx implements a ring buffer for transmitted frames for each
(high and low priority) DMA channel. The ring buffers are lockless:
new frames are inserted at the head of the queue, while finished
packets are reaped from the tail.
Unfortunately, the list manipulations are missing any kind of barriers
so are susceptible to various races: for example, a TX completion
handler might read an updated desc->ctrl before the head has actually
advanced, and then null out the ctl->skb pointer while it is still
being used in the TX path.
Simplify things here by adding a spin lock when traversing the ring.
This change increased stability for me without adding any noticeable
overhead on my platform (xperia z).
Signed-off-by: Bob Copeland <me@bobcopeland.com>
Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
Some of the ath9k_phyerr enums were wrong from the
beginning (and even before). Most of the time the
codes were used for counters to be displayed over
debugfs, which made this a non-functional issue.
Some (e.g. ATH9K_PHYERR_FALSE_RADAR_EXT) are used
for radar detection and require the correct code
to work as intended.
This patch includes:
a) fixes
ATH9K_PHYERR_FALSE_RADAR_EXT: 24 => 36
ATH9K_PHYERR_CCK_LENGTH_ILLEGAL: 32 => 28
ATH9K_PHYERR_CCK_POWER_DROP: 33 => 29
ATH9K_PHYERR_HT_CRC_ERROR: 34 => 32
ATH9K_PHYERR_HT_LENGTH_ILLEGAL: 35 => 33
ATH9K_PHYERR_HT_RATE_ILLEGAL: 36 => 34
b) extensions
ATH9K_PHYERR_CCK_BLOCKER = 24
ATH9K_PHYERR_HT_ZLF = 35
ATH9K_PHYERR_GREEN_FIELD = 37
Aside from the correction and completion made in
the enum, the patch also extends the display of
the related counters in the debugfs.
Signed-off-by: Zefir Kurtisi <zefir.kurtisi@neratec.com>
Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
The current code exits after alloc_orinocodev, but fails to change the
return value to something that indicates the failure. This patch
changes the return value to -ENOMEM.
https://bugzilla.kernel.org/show_bug.cgi?id=106181
Signed-off-by: John W. Linville <linville@tuxdriver.com>
Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
SIOCSIWAP (airo_set_wap) affects scan: only the AP specified by
SIOCSIWAP is present in scan results.
This makes NetworkManager work for the first time but then unable to
find any other APs.
Clear APList before starting scan and set it back after scan completes
to work-around the problem.
To avoid losing packets during scan, modify disable_MAC() to omit
netif_carrier_off() call when lock == 2.
Signed-off-by: Ondrej Zary <linux@rainbow-software.org>
Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
Instead of dynamically allocating APList, make it a member of struct
airo_info to always track state of APList_rid.
This simplifies suspend/resume and allows removal of readAPListRid.
Signed-off-by: Ondrej Zary <linux@rainbow-software.org>
Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
* fixes and cleanups in scan
* support of several scan plans
* improvements in FTM
* fixes in FW API
* improvements in the failure paths when the bus is dead
* other various small things here and there
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Merge tag 'iwlwifi-next-for-kalle-2015-10-25' of https://git.kernel.org/pub/scm/linux/kernel/git/iwlwifi/iwlwifi-next
* bug fix for TDLS
* fixes and cleanups in scan
* support of several scan plans
* improvements in FTM
* fixes in FW API
* improvements in the failure paths when the bus is dead
* other various small things here and there
* using netdev carrier state
* add and rework some cfg80211 callbacks mainly for AP mode
* use devcoredump when triggered by firmware event
realtek
* create new directory drivers/net/wireless/realtek/ for all realtek
drivers, not visible to users (no kconfig changes etc)
* add rtl8xxxu, a new mac80211 driver for RTL8723AU, RTL8188CU,
RTL8188RU, RTL8191CU, RTL8192CU and hopefully more in the future
ath10k
* add board 2 API support for automatically choosing correct board file
* data path optimisations
* disable PCI power save for qca988x and QCA99x0 due to interop reasons
wil6210
* BlockAckReq support
* firmware crashdump using devcoredump
* capture all frames with sniffer
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Merge tag 'wireless-drivers-next-for-davem-2015-10-27' of git://git.kernel.org/pub/scm/linux/kernel/git/kvalo/wireless-drivers-next
Kalle Valo says:
====================
here's a bigger pull request for 4.4. The diffstat looks scary as we
created a new directory realtek for all realtek drivers. In the future
I'm planning to create similar directories for all vendors, currently we
just have ath, mediatek and realtek. This change has been in linux-next
for a couple of weeks so it should be safe, but of course you never
know.
There's also a new driver rtl8xxxu for few realtek USB devices. This
just made it to the last linux-next build.
Otherwise there's nothing really special, more info below. If time
permits, and it's ok for you, I'm hoping to send you a one more pull
request this week.
brcmfmac
* using netdev carrier state
* add and rework some cfg80211 callbacks mainly for AP mode
* use devcoredump when triggered by firmware event
realtek
* create new directory drivers/net/wireless/realtek/ for all realtek
drivers, not visible to users (no kconfig changes etc)
* add rtl8xxxu, a new mac80211 driver for RTL8723AU, RTL8188CU,
RTL8188RU, RTL8191CU, RTL8192CU and hopefully more in the future
ath10k
* add board 2 API support for automatically choosing correct board file
* data path optimisations
* disable PCI power save for qca988x and QCA99x0 due to interop reasons
wil6210
* BlockAckReq support
* firmware crashdump using devcoredump
* capture all frames with sniffer
====================
Signed-off-by: David S. Miller <davem@davemloft.net>
An spi_driver does not need to set an owner, it will be populated by the
driver core.
Signed-off-by: Andrew F. Davis <afd@ti.com>
Acked-by: Jonathan Cameron <jic23@kernel.org>
Signed-off-by: Mark Brown <broonie@kernel.org>
for_each_compatible_node performs an of_node_get on each iteration, so
a break out of the loop requires an of_node_put.
A simplified version of the semantic patch that fixes this problem is as
follows (http://coccinelle.lip6.fr):
// <smpl>
@@
expression e;
local idexpression n;
@@
for_each_compatible_node(n,...) {
... when != of_node_put(n)
when != e = n
(
return n;
|
+ of_node_put(n);
? return ...;
)
...
}
// </smpl>
Signed-off-by: Julia Lawall <Julia.Lawall@lip6.fr>
Signed-off-by: David S. Miller <davem@davemloft.net>
kbuild reported:
rtl8xxxu.c:5786:32: warning: ‘rtl8192cu_fops’ defined but not used [-Wunused-variable]
Fix it by adding temporary ifdefs around the static functions.
Fixes: 033695bdf6 ("rtl8xxxu: move devices supported by rtlwifi under UNTESTED config")
Reported-by: kbuild test robot <fengguang.wu@intel.com>
Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
When reading external NVM file, if a section exists both in OTP
and in the external file, the memory that was allocated at OTP
reading is not freed.
This is possible only on systems that have an external NVM
file which is typically the case on embedded systems.
Signed-off-by: Moshe Harel <moshe.harel@intel.com>
Signed-off-by: Emmanuel Grumbach <emmanuel.grumbach@intel.com>
The iwl_mvm_disable_queue function requires the TID to be set to
IWL_MAX_TID_COUNT when disabling an AC queue. Call it correctly for TDLS
scenarios.
Fixes: 4ecafae9e5 ("iwlwifi: mvm: support using multiple ACs on single HW queue")
Signed-off-by: Arik Nemtsov <arikx.nemtsov@intel.com>
Signed-off-by: Emmanuel Grumbach <emmanuel.grumbach@intel.com>
In some cases, scan reference was taken, but wasn't
released even though scan command wasn't actually issued.
Change the current code to simply take the reference
only on success.
Signed-off-by: Eliad Peller <eliadx.peller@intel.com>
Signed-off-by: Emmanuel Grumbach <emmanuel.grumbach@intel.com>
As cfg80211 already enforces these limits, there's little point
in having them again here in our code.
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
Signed-off-by: Emmanuel Grumbach <emmanuel.grumbach@intel.com>
Implement config_iface_filter() driver op. Currently support only
probe request registration for p2p client vifs, by setting
MAC_FILTER_IN_PROBE_REQUEST flag in MAC_CONTEXT_CMD.
This is needed since WFDS spec and certification require a P2P client
to be discoverable on its operating channel.
Signed-off-by: Andrei Otcheretianski <andrei.otcheretianski@intel.com>
Signed-off-by: Emmanuel Grumbach <emmanuel.grumbach@intel.com>
Recovery takes too much time if the bus is dead (each timeout
is 2000ms, etc.).
Explicitly skip fw dump in this case, as it will result in
garbage data (and might take signifcant time)
Signed-off-by: Eliad Peller <eliadx.peller@intel.com>
Signed-off-by: Emmanuel Grumbach <emmanuel.grumbach@intel.com>
Add support for two scan plans for scheduled scan. The first plan
will run for a limited number of iterations, then the second plan
will run infinitely.
Signed-off-by: Avraham Stern <avraham.stern@intel.com>
Signed-off-by: Emmanuel Grumbach <emmanuel.grumbach@intel.com>
Instead of only allowing the caller to decide whether the CMD_ASYNC
flag is set, let it pass the entire flags bitmask. This allows more
flexibility and will be needed when we call this function in the
suspend flow (where other flags are needed).
Signed-off-by: Luca Coelho <luciano.coelho@intel.com>
Signed-off-by: Emmanuel Grumbach <emmanuel.grumbach@intel.com>
This patch enables the debugfs user to configure an FTM responder
with the appropriate control channel position.
Signed-off-by: Assaf Krauss <assaf.krauss@intel.com>
Signed-off-by: Emmanuel Grumbach <emmanuel.grumbach@intel.com>
Those timeouts are used for AM-to-PSM transition.
We already have those pairs defined for default and WOWLAN use cases.
We expect that by using shorter threshold for low latency P2P,
e.g. for Miracast video scenario, we might save a considerable amount of power.
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
Signed-off-by: Avri Altman <avri.altman@intel.com>
Signed-off-by: Emmanuel Grumbach <emmanuel.grumbach@intel.com>
In "hostless" mode (D3 or D0i3) the same parameters were intended
to be used, but the code doesn't do that properly. Fix it.
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
Signed-off-by: Avri Altman <avri.altman@intel.com>
Signed-off-by: Emmanuel Grumbach <emmanuel.grumbach@intel.com>
Since the 8000 series, the DTS measurement request command has been
changed. Use an ucode capability flag to determine which version is
supported and send the extended command when needed.
Signed-off-by: Arik Nemtsov <arikx.nemtsov@intel.com>
Signed-off-by: Emmanuel Grumbach <emmanuel.grumbach@intel.com>
The hardware bug in the commit mentioned below forces us
not to re-enable the clock gating in the Host Cluster.
The impact on the power consumption is minimal and it allows
the WAKE_ME interrupt to propagate.
CC: <stable@vger.kernel.org> [4.1+]
Fixes: c9fdec9f39 ("iwlwifi: pcie: fix prepare card flow")
Signed-off-by: Emmanuel Grumbach <emmanuel.grumbach@intel.com>
When paging is enabled the driver stores part of the FW's
image in the DRAM.
Dump FW's virtual image in the case of a NIC error.
Signed-off-by: Golan Ben-Ami <golan.ben.ami@intel.com>
Signed-off-by: Emmanuel Grumbach <emmanuel.grumbach@intel.com>
Remove an old workaround that's no longer needed and
enable MIMO on P2P interfaces.
Signed-off-by: Alexander Bondar <alexander.bondar@intel.com>
Signed-off-by: Emmanuel Grumbach <emmanuel.grumbach@intel.com>
There are still four devices which are currently supported both by the new
rtl8xxxu driver and rtlwifi. To not break existing setups enable the support
for these four devices only when CONFIG_RTL8XXXU_UNTESTED is turned on.
Once rtl8xxxu support is found to be good enough the devices can be removed
from rtlwifi and enabled by default in rtl8xxxu.
Reported-by: Xose Vazquez Perez <xose.vazquez@gmail.com>
Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
* I merged net-next back to avoid a conflict with the
* cfg80211 scheduled scan API extensions
* preparations for better scan result timestamping
* regulatory cleanups
* mac80211 statistics cleanups
* a few other small cleanups and fixes
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Merge tag 'mac80211-next-for-davem-2015-10-21' of git://git.kernel.org/pub/scm/linux/kernel/git/jberg/mac80211-next
Johannes Berg says:
====================
Here's another set of patches for the current cycle:
* I merged net-next back to avoid a conflict with the
* cfg80211 scheduled scan API extensions
* preparations for better scan result timestamping
* regulatory cleanups
* mac80211 statistics cleanups
* a few other small cleanups and fixes
====================
Signed-off-by: David S. Miller <davem@davemloft.net>
Major changes:
ath10k
* add board 2 API support for automatically choosing correct board file
* data path optimisations
* disable PCI power save for qca988x and QCA99x0 due to interop reasons
wil6210
* BlockAckReq support
* firmware crashdump using devcoredump
* capture all frames with sniffer
This is a new Broadcom chip and we should be able to recognize it.
Signed-off-by: Eric Caruso <ejcaruso@google.com>
Acked-by: Arend van Spriel <arend@broadcom.com>
Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
Use the netif_carrier api to correctly set carrier state on the
different modes.
Reviewed-by: Arend Van Spriel <arend@broadcom.com>
Reviewed-by: Pieter-Paul Giesberts <pieterpg@broadcom.com>
Reviewed-by: Franky (Zhenhui) Lin <frankyl@broadcom.com>
Signed-off-by: Hante Meuleman <meuleman@broadcom.com>
Signed-off-by: Arend van Spriel <arend@broadcom.com>
Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
With this feature it becomes possible to request a station
assoc list.
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: Kalle Valo <kvalo@codeaurora.org>
Txrate and rxrate in get_station got assigned first with value
in kbps and then divided by 100 to get it in 100kbps unit. The
problem with that is that type of rate is u16 which resulted
in incorrect values for high data rate values.
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: Kalle Valo <kvalo@codeaurora.org>
When module param p2pon is used a p2p device is created at init.
This patch reworks how this is done by using the same method as
for a dynamically (by user space) created p2p device.
Reviewed-by: Arend Van Spriel <arend@broadcom.com>
Reviewed-by: Pieter-Paul Giesberts <pieterpg@broadcom.com>
Reviewed-by: Franky (Zhenhui) Lin <frankyl@broadcom.com>
Signed-off-by: Hante Meuleman <meuleman@broadcom.com>
Signed-off-by: Arend van Spriel <arend@broadcom.com>
Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
Removing a comment that was only useful during the review of
the change that introduced it and which should never have been
submitted.
Reviewed-by: Hante Meuleman <meuleman@broadcom.com>
Signed-off-by: Arend van Spriel <arend@broadcom.com>
Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
In brcmfmac the module parameter "firmware_path" is used as an
alternative relative path under the search path used by firmware_class
or ueventhelper. Rename the parameter to alternative_fw_path to avoid
confusion.
Reviewed-by: Pieter-Paul Giesberts <pieterpg@broadcom.com>
Reviewed-by: Arend Van Spriel <arend@broadcom.com>
Reviewed-by: Hante Meuleman <meuleman@broadcom.com>
Signed-off-by: Franky Lin <frankyl@broadcom.com>
Signed-off-by: Arend van Spriel <arend@broadcom.com>
Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
When a USB device gets disconnected due to for example removal
then it is possible that it is still in the loading phase due to
the asynchronous load routines. These routines can then possible
access memory which has been freed. Fix this by mutex locking the
device init phase.
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: Kalle Valo <kvalo@codeaurora.org>
Upon PSM watchdog event received from firmware the driver will obtain
a memory snapshot of the device and expose it to user-space through
the devcoredump framework. This will trigger a uevent.
Reviewed-by: Hante Meuleman <meuleman@broadcom.com>
Reviewed-by: Franky (Zhenhui) Lin <frankyl@broadcom.com>
Reviewed-by: Pieter-Paul Giesberts <pieterpg@broadcom.com>
Signed-off-by: Arend van Spriel <arend@broadcom.com>
Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
This is an alternate driver for a number of Realtek WiFi USB devices,
including RTL8723AU, RTL8188CU, RTL8188RU, RTL8191CU, and RTL8192CU.
It was written from scratch utilizing the Linux mac80211 stack.
After spending months cleaning up the vendor provided rtl8723au
driver, which comes with it's own 802.11 stack included, I decided to
rewrite this driver from the bottom up.
Many thanks to Johannes Berg for 802.11 insights and help and Larry
Finger for help with the vendor driver.
The full git log for the development of this driver can be found here:
git git://git.kernel.org/pub/scm/linux/kernel/git/jes/linux.git
branch rtl8723au-mac80211
This driver is still under development, but has proven to be very
stable for me. It currently supports station mode only. It has support
for OFDM and CCK rates. It does lack certain features found in the
staging driver, such as power management, AMPDU, and 40MHz channel
support. In addition it does not support AD-HOC, AP, and monitor mode
support at this point.
The driver is known to work with the following devices:
Lenovo Yoga (rtl8723au)
TP-Link TL-WN823N (rtl8192cu)
Etekcity 6R (rtl8188cu)
Daffodil LAN03 (rtl8188cu)
Alfa AWUS036NHR (rtl8188ru)
Signed-off-by: Jes Sorensen <Jes.Sorensen@redhat.com>
Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
Conflicts:
drivers/net/usb/asix_common.c
net/ipv4/inet_connection_sock.c
net/switchdev/switchdev.c
In the inet_connection_sock.c case the request socket hashing scheme
is completely different in net-next.
The other two conflicts were overlapping changes.
Signed-off-by: David S. Miller <davem@davemloft.net>
The patch makes debug stats prints fw specific by adding a new member
in wmi_ops. That way it's easier to add fw_stats support to 10.4 firmware.
Signed-off-by: Manikanta Pubbisetty <c_mpubbi@qti.qualcomm.com>
Signed-off-by: Tamizh Chelvam <c_traja@qti.qualcomm.com>
Signed-off-by: Kalle Valo <kvalo@qca.qualcomm.com>
This patch disables PCI PS for QCA988X and QCA99X0, Since PCI PS is
validated for QCA6174, let it be enabled only for QCA6174. It would be
better to execute PCI PS related functions only for the supported devices.
PCI time out issue is observed with QCA99X0 on x86 platform, We will
disable PCI PS for QCA988X and QCA99X0 until PCI PS is properly implemented.
Taking and releasing ps_lock is causing higher CPU consumption. Michal Kazior
suggested ps_lock overhead to be reworked so that ath10k_pci_wake/sleep
functions are called less often, i.e. move the powersave logic up (only during
irq handling, tx path, submitting fw commands) but that's a bigger change and
can be implemented later.
Signed-off-by: Anilkumar Kolli <akolli@qti.qualcomm.com>
Signed-off-by: Kalle Valo <kvalo@qca.qualcomm.com>
Since polling for tx completion is handled whenever target to host
messages are received, removing the unnecessary polling mechanism for
send completion at HTC level.
Reviewed-by: Michal Kazior <michal.kazior@tieto.com>
Signed-off-by: Rajkumar Manoharan <rmanohar@qti.qualcomm.com>
Signed-off-by: Kalle Valo <kvalo@qca.qualcomm.com>
Since polling for received messages not supported, remove unused
dl_is_polled.
Reviewed-by: Michal Kazior <michal.kazior@tieto.com>
Signed-off-by: Rajkumar Manoharan <rmanohar@qti.qualcomm.com>
Signed-off-by: Kalle Valo <kvalo@qca.qualcomm.com>
Currently target to host (T2H) HTT messages are received at copy engine 1.
These messages are processed by HTC layer in both host and target.
To avoid HTC level processing overhead in both host and target,
the unused copy engine 5 is being used for receiving HTT T2H messages.
This will speedup the receive data processing as well as htt tx completion.
Hence host and target copy engine configuration tables are updated
to enable CE5 pipe. The in-direction HTT mapping is now pointing to CE5
for all HTT T2H.
Moreover HTT send completion messages are polled from HTC handler
as CE 4 is not interrupt-driven. For faster tx completion, CE4 polling
needs to be done whenever CE pipe which transports HTT Rx (target->host)
is processed. This avoids overhead of polling HTT messages from HTC
layer. Servicing CE 4 faster is helping to solve "failed to transmit
packet, dropping: -105".
Reviewed-by: Michal Kazior <michal.kazior@tieto.com>
Signed-off-by: Rajkumar Manoharan <rmanohar@qti.qualcomm.com>
Signed-off-by: Kalle Valo <kvalo@qca.qualcomm.com>
Some special copy engines delivers messages directly to HTT by
bypassing HTC layer. Hence exporting tx_completion and rx_handler
for delivering the data to HTT layer.
Reviewed-by: Michal Kazior <michal.kazior@tieto.com>
Signed-off-by: Rajkumar Manoharan <rmanohar@qti.qualcomm.com>
Signed-off-by: Kalle Valo <kvalo@qca.qualcomm.com>
Register receive callbacks for every copy engines (CE) separately
instead of having common receive handler. Some of the copy engines
receives different type of messages (i.e HTT/HTC/pktlog) from target.
Hence to service them accordingly, register per copy engine receive
callbacks.
Reviewed-by: Michal Kazior <michal.kazior@tieto.com>
Signed-off-by: Rajkumar Manoharan <rmanohar@qti.qualcomm.com>
Signed-off-by: Kalle Valo <kvalo@qca.qualcomm.com>
Register send completion callbacks for every copy engines (CE) separately
instead of having common completion handler. Since some of the copy
engines delivers different type of messages, per-CE callbacks help to
service them differently.
Reviewed-by: Michal Kazior <michal.kazior@tieto.com>
Signed-off-by: Rajkumar Manoharan <rmanohar@qti.qualcomm.com>
Signed-off-by: Kalle Valo <kvalo@qca.qualcomm.com>
Export HTC layer tx and rx handlers. This will be used by HIF layer
for per-CE data processing. Instead of callback mechanism, HIF will
call appropriate upper layers API directly.
Reviewed-by: Michal Kazior <michal.kazior@tieto.com>
Signed-off-by: Rajkumar Manoharan <rmanohar@qti.qualcomm.com>
Signed-off-by: Kalle Valo <kvalo@qca.qualcomm.com>
Many drivers initialize uselessly n_priv_flags, n_stats, testinfo_len,
eedump_len & regdump_len fields in their .get_drvinfo() ethtool op.
It's not necessary as these fields is filled in ethtool_get_drvinfo().
v2: removed unused variable
v3: removed another unused variable
Signed-off-by: Ivan Vecera <ivecera@redhat.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
As this API has never really seen any use and most drivers don't
ever use the value derived from it, remove it.
Change the only driver using it (rt2x00) to simply use the DTIM
period instead of the "max sleep" time.
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
ra_list cannot be NULL here, so remove the unnecessary NULL check.
Signed-off-by: Xinming Hu <huxm@marvell.com>
Signed-off-by: Amitkumar Karwar <akarwar@marvell.com>
Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
ndo_validate_addr is set to generic eth_validate_addr() function
used for MAC address validation.
Signed-off-by: Amitkumar Karwar <akarwar@marvell.com>
Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
Even if hostapd configuration file contains VHT parameters,
they were not getting reflected in beacons. The reason is
we are resetting them before starting AP. This patch removes
redundant BSS_STOP and SYS_RESET firmware commands before
starting AP to fix the problem.
Signed-off-by: Ganapathi Bhat <gbhat@marvell.com>
Signed-off-by: Amitkumar Karwar <akarwar@marvell.com>
Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
By default our chip will be in spatial coexistence mode.
This patch adds a provision to change it to timeshare mode
via debugfs command.
Enable timeshare coexistence mode
echo 1 > /sys/kernel/debug/mwifiex/mlan0/timeshare_coex
Go back to spacial coexistence mode
echo 0 > /sys/kernel/debug/mwifiex/mlan0/timeshare_coex
Signed-off-by: Amitkumar Karwar <akarwar@marvell.com>
Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
Just fix a typo in the code comment.
Signed-off-by: Geliang Tang <geliangtang@163.com>
Acked-by: Amitkumar Karwar <akarwar@marvell.com>
Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
A small bugfix for commit ede6a5e7b8 ("ath9k: Add QCA956x HW support").
I guess I would have skipped renaming (that initial QCA956x commit has
been there already for almost a year with the "5g" in the name) and move
the call outside AR_SREV_9462_20_OR_LATER() to make it reachable.
Signed-off-by: Miaoqing Pan <miaoqing@codeaurora.org>
Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
rename the variable as preparation for using the array with 2.4 GHz
band, etc.
Signed-off-by: Miaoqing Pan <miaoqing@codeaurora.org>
Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
Driver was reporting 'switch case not processed' after association,
so HW_VAR_KEEP_ALIVE was added and filled similarily to other drivers.
Positive side effect to this seems to be a bit more stable connection.
Signed-off-by: Priit Laes <plaes@plaes.org>
Acked-by: Larry Finger <Larry.Finger@lwfinger.net>
Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
For 8897 chipset, mwifiex_usb unnecessarily used to
come into picture when wlan is supposed to be used
via PCIe interface and USB interface is for
bluetooth.
This problem has been resolved for newer chipset by
having separate USB product ids for USB-USB8997 and
PCIe-USB8997 chipset variants. This patch ensures to
use wlan specific product id.
Signed-off-by: Amitkumar Karwar <akarwar@marvell.com>
Signed-off-by: Frank Huang <frankh@marvell.com>
Signed-off-by: Nishant Sarmukadam <nishants@marvell.com>
Signed-off-by: Cathy Luo <cluo@marvell.com>
Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
We don't have any customer using this chipset via USB
interface. if both mwifiex_pcie and mwifiex_usb modules
are enabled by user, sometimes mwifiex_usb wins the race
even if user wants wlan interface to be on PCIe and
USB for bluetooth. This patch solves the problem.
Signed-off-by: Amitkumar Karwar <akarwar@marvell.com>
Signed-off-by: Frank Huang <frankh@marvell.com>
Signed-off-by: Nishant Sarmukadam <nishants@marvell.com>
Signed-off-by: Cathy Luo <cluo@marvell.com>
Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
The FreeBSD driver [0] uses the same 2G values as for the AR9280 chips.
Using the same values in ath9k results in much better throughput for me.
Before this patch I had a huge amount of packet loss (sometimes up to
40%) and the max transfer speed was somewhere around 5Mbit/s. With this
patch applied I have zero packet loss and ten times the throughput.
My device uses a AR9227 which is the PCI variant of the AR9287.
[0] http://bxr.su/FreeBSD/sys/dev/ath/ath_hal/ar9002/ar9287.h
Signed-off-by: Martin Blumenstingl <martin.blumenstingl@googlemail.com>
Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
Now that a new mac80211-based driver for Realtek devices has been submitted,
it is time to reorganize the directories. Rather than having directories
rtlwifi and rtl818x be in drivers/net/wireless/, they will now be in
drivers/net/wireless/realtek/. This change simplifies the directory
structure, but does not result in any configuration changes that are
visable to the user.
Signed-off-by: Larry Finger <Larry.Finger@lwfinger.net>
Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
The logic in the error-handling path of ath10k_mac_register() is
divergent from the logic in ath10k_mac_unregister(). Update the
ath10k_mac_register() error handling logic to align with the
ath10k_mac_unregister() logic.
Signed-off-by: Jeff Johnson <jjohnson@qca.qualcomm.com>
Signed-off-by: Kalle Valo <kvalo@qca.qualcomm.com>
First remove the 'cooling_device#n' syslink created
for ath10k and then unregsiter from the thermal subsystem(cooling)
Signed-off-by: Mohammed Shafi Shajakhan <mohammed@qti.qualcomm.com>
Signed-off-by: Kalle Valo <kvalo@qca.qualcomm.com>
QCA99X0 uses radio specific board names based on chip id and
board id combinations. We get these IDs from the target using BMI after otp.bin
has been started.
This patch reorders the call to the function ath10k_core_fetch_board_file
so that we have OTP binary before requesting for boardid-chipid. We get this
OTP data after parsing firmware-N.bin.
[kvalo@qca.qualcomm.com: try BMI_PARAM_GET_EEPROM_BOARD_ID with
all boards and detect if command is not supported]
Signed-off-by: Manikanta Pubbisetty <c_mpubbi@qti.qualcomm.com>
Signed-off-by: Kalle Valo <kvalo@qca.qualcomm.com>
QCA6174 needs different board files based on board type. To make it easier to
distribute multiple board files and automatically choose correct board file
create a simple TLV file format following the same principles as with FW IEs.
The file is named board-2.bin and contain multiple board files. Each board file
then can have multiple names.
ath10k searches for file board-N.bin (where N is the interface version number
for the board file, just like we for firmware files) in /lib/firmware/*, for
example for qca99x0 it will try to find it here:
/lib/firmware/ath10k/QCA99X0/hw2.0/board-2.bin
If ath10k doesn't find board-2.bin then it will fallback to the old board.bin file.
This patch adds a simple name scheme using pci device id which for now will be
used by qca6174:
bus=%s,vendor=%04x,device=%04x,subsystem-vendor=%04x,subsystem-device=%04x
This removes the old method of having subsystem ids in ar->spec_board_id and
using that in the board file name.
Signed-off-by: Manikanta Pubbisetty <c_mpubbi@qti.qualcomm.com>
[kvalo@qca.qualcomm.com: simplified the file format, rewrote commit log, other smaller changes]
Signed-off-by: Kalle Valo <kvalo@qca.qualcomm.com>
Add the option to configure multiple 'scan plans' for scheduled scan.
Each 'scan plan' defines the number of scan cycles and the interval
between scans. The scan plans are executed in the order they were
configured. The last scan plan will always run infinitely and thus
defines only the interval between scans.
The maximum number of scan plans supported by the device and the
maximum number of iterations in a single scan plan are advertised
to userspace so it can configure the scan plans appropriately.
When scheduled scan results are received there is no way to know which
scan plan is being currently executed, so there is no way to know when
the next scan iteration will start. This is not a problem, however.
The scan start timestamp is only used for flushing old scan results,
and there is no difference between flushing all results received until
the end of the previous iteration or the start of the current one,
since no results will be received in between.
Signed-off-by: Avraham Stern <avraham.stern@intel.com>
Signed-off-by: Luca Coelho <luciano.coelho@intel.com>
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
iwlwifi
* some debugfs improvements
* fix signedness in beacon statistics
* deinline some functions to reduce size when device tracing is enabled
* filter beacons out in AP mode when no stations are associated
* deprecate firmwares version -12
* fix a runtime PM vs. legacy suspend race
* one-liner fix for a ToF bug
* clean-ups in the rx code
* small debugging improvement
* fix WoWLAN with new firmware versions
* more clean-ups towards multiple RX queues;
* some rate scaling fixes and improvements;
* some time-of-flight fixes;
* other generic improvements and clean-ups;
brcmfmac
* rework code dealing with multiple interfaces
* allow logging firmware console using debug level
* support for BCM4350, BCM4365, and BCM4366 PCIE devices
* fixed for legacy P2P and P2P device handling
* correct set and get tx-power
ath9k
* add support for Outside Context of a BSS (OCB) mode
mwifiex
* add USB multichannel feature
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Merge tag 'wireless-drivers-next-for-davem-2015-10-09' of git://git.kernel.org/pub/scm/linux/kernel/git/kvalo/wireless-drivers-next
Kalle Valo says:
====================
Major changes:
iwlwifi
* some debugfs improvements
* fix signedness in beacon statistics
* deinline some functions to reduce size when device tracing is enabled
* filter beacons out in AP mode when no stations are associated
* deprecate firmwares version -12
* fix a runtime PM vs. legacy suspend race
* one-liner fix for a ToF bug
* clean-ups in the rx code
* small debugging improvement
* fix WoWLAN with new firmware versions
* more clean-ups towards multiple RX queues;
* some rate scaling fixes and improvements;
* some time-of-flight fixes;
* other generic improvements and clean-ups;
brcmfmac
* rework code dealing with multiple interfaces
* allow logging firmware console using debug level
* support for BCM4350, BCM4365, and BCM4366 PCIE devices
* fixed for legacy P2P and P2P device handling
* correct set and get tx-power
ath9k
* add support for Outside Context of a BSS (OCB) mode
mwifiex
* add USB multichannel feature
====================
Signed-off-by: David S. Miller <davem@davemloft.net>
WARN_ON() already contain an unlikely compiler flag. Drop it.
Signed-off-by: Geliang Tang <geliangtang@163.com>
Signed-off-by: Kalle Valo <kvalo@qca.qualcomm.com>
The DFS pattern detector ought to reset the
detector lines when a pulse is added with
lower time stamp than the previous (which
indicates a TSF restart).
This did not work so far and is fixed with
this patch.
The modification does not change detection
performance within the driver, since it
only ensures early reset (which is later
performed by the PRI detectors anyway).
It is relevant for synthetic tests and
statistical evaluations, where millions
of pulse patterns are processed and an
early reset helps reducing load.
Signed-off-by: Zefir Kurtisi <zefir.kurtisi@neratec.com>
Signed-off-by: Kalle Valo <kvalo@qca.qualcomm.com>
The check for send_pkt being NULL is redundant before the call
to htc_reclaim_txctrl_buf, therefore it should be removed. This was
detected by static analysis by cppcheck.
Signed-off-by: Colin Ian King <colin.king@canonical.com>
Signed-off-by: Kalle Valo <kvalo@qca.qualcomm.com>
During reset flow, ignore firmware errors detected prior
to the actual hardware reset as the recovery flow would
make additional unnecessary reset.
Signed-off-by: Hamad Kadmany <qca_hkadmany@qca.qualcomm.com>
Signed-off-by: Vladimir Kondratiev <qca_vkondrat@qca.qualcomm.com>
Signed-off-by: Kalle Valo <kvalo@qca.qualcomm.com>
When firmware crashes, just before firmware recovery,
dump the firmware memory to a devcoredump device.
The resulting dump can be read from user space to be used
in offline crash analysis.
Signed-off-by: Lior David <liord@codeaurora.org>
Signed-off-by: Vladimir Kondratiev <qca_vkondrat@qca.qualcomm.com>
Signed-off-by: Kalle Valo <kvalo@qca.qualcomm.com>
Situations observed when IP stack schedules lots of
frames for Tx while no connection (connection lost,
for example). In this case, dmesg bloated with error
message "FW not connected", printed for every frame.
Ratelimit this error message to avoid dmesg pollution.
Signed-off-by: Vladimir Kondratiev <qca_vkondrat@qca.qualcomm.com>
Signed-off-by: Kalle Valo <kvalo@qca.qualcomm.com>
For the sniffer (monitor) mode, capture either control only or both
control and data PHY.
It used to be control only or data only PHY due to firmware
issues with configuration for PHY auto-detection; but now
it is resolved.
Signed-off-by: Vladimir Kondratiev <qca_vkondrat@qca.qualcomm.com>
Signed-off-by: Kalle Valo <kvalo@qca.qualcomm.com>
BAR frames delivered to the host via Rx path; whole BAR frame
get delivered. Advance sequence in the reorder buffer and release
old frames, as per IEEE802.11 spec.
Firmware will reply to BAR, driver responsibility is only reorder
buffer management.
Signed-off-by: Vladimir Kondratiev <qca_vkondrat@qca.qualcomm.com>
Signed-off-by: Kalle Valo <kvalo@qca.qualcomm.com>
Hostapd request disconnect for broadcast bssid when it
wants to disconnect all stations from the AP.
Detect this and really disconnect all connected stations.
Signed-off-by: Vladimir Kondratiev <qca_vkondrat@qca.qualcomm.com>
Signed-off-by: Kalle Valo <kvalo@qca.qualcomm.com>
When allocating pmc descriptor, the structure is
initially created on stack and later copied to
the physical ring (device) memory. The descriptor
structure must be initialized to zero to avoid
garbage configuration, which may result in pmc
mechanism malfunctioning.
Signed-off-by: Vladimir Shulman <QCA_shulmanv@QCA.qualcomm.com>
Signed-off-by: Vladimir Kondratiev <qca_vkondrat@qca.qualcomm.com>
Signed-off-by: Kalle Valo <kvalo@qca.qualcomm.com>
Print firmware and ucode assert codes when firmware crashed.
Signed-off-by: Lior David <liord@qti.qualcomm.com>
Signed-off-by: Vladimir Kondratiev <qca_vkondrat@qca.qualcomm.com>
Signed-off-by: Kalle Valo <kvalo@qca.qualcomm.com>
On Rx, when invalid frame is received and dropped,
reaping of next frames from Rx ring is stopped.
This stops NAPI polling and re-enables the Rx interrupt.
However, in cases where no more frames received,
interrupt will not be triggered and rest of Rx frames
will not be processed.
Skip bad frames and continue to reap Rx packets when
such frames are encountered, and add statistics for
such frames for debug.
Signed-off-by: Hamad Kadmany <qca_hkadmany@qca.qualcomm.com>
Signed-off-by: Vladimir Kondratiev <qca_vkondrat@qca.qualcomm.com>
Signed-off-by: Kalle Valo <kvalo@qca.qualcomm.com>
Fix compilation warning where CONFIG_PM defined while
CONFIG_PM_SLEEP is not defined
Report follows:
tree: git://github.com/kvalo/ath pending
head: 941145fc5e5afbb120271e5dfaf37213ddb55807
commit: df596be39294d9712e5d568063a48448031e0a9f [37/39] wil6210: system power management
config: xtensa-allyesconfig (attached as .config)
reproduce:
wget https://git.kernel.org/cgit/linux/kernel/git/wfg/lkp-tests.git/plain/sbin/make.cross -O ~/bin/make.cross
chmod +x ~/bin/make.cross
git checkout df596be39294d9712e5d568063a48448031e0a9f
# save the attached .config to linux build tree
make.cross ARCH=xtensa
All warnings (new ones prefixed by >>):
>> drivers/net/wireless/ath/wil6210/pcie_bus.c:264:12: warning: 'wil6210_suspend' defined but not used [-Wunused-function]
static int wil6210_suspend(struct device *dev, bool is_runtime)
^
>> drivers/net/wireless/ath/wil6210/pcie_bus.c:291:12: warning: 'wil6210_resume' defined but not used [-Wunused-function]
static int wil6210_resume(struct device *dev, bool is_runtime)
^
Reported-by: kbuild test robot <fengguang.wu@intel.com>
Signed-off-by: Vladimir Kondratiev <qca_vkondrat@qca.qualcomm.com>
Signed-off-by: Kalle Valo <kvalo@qca.qualcomm.com>
The current number of spatial streams used by the client is advertised
as a separate IE in assoc request. Use this information to set
the NSS operating mode.
Fixes: 45c9abc059 ("ath10k: implement more versatile set_bitrate_mask").
Signed-off-by: Vivek Natarajan <nataraja@qti.qualcomm.com>
Signed-off-by: Kalle Valo <kvalo@qca.qualcomm.com>
After processing received packets from copy engine, host will allocate
new buffer and queue them back to copy engine ring for further
packet reception. On post rx processing path, skb allocation and
dma mapping are unnecessarily handled within ce_lock. This is affecting
peak throughput and also causing more CPU consumption. Optimize this
by acquiring ce_lock only when accessing copy engine ring and moving
skb allocation out of ce_lock.
In AP148 platform with QCA99x0 in conducted environment, UDP uplink peak
throughput is improved from ~1320 Mbps to ~1450 Mbps and TCP uplink peak
throughput is increased from ~1240 Mbps (70% host CPU load) to ~1300 Mbps
(71% CPU load). Similarly ~40Mbps improvement is observed in downlink
path.
Signed-off-by: Rajkumar Manoharan <rmanohar@qti.qualcomm.com>
Signed-off-by: Kalle Valo <kvalo@qca.qualcomm.com>
It is noticed that pci wakeup time is exceeding current timeout (10ms)
randomly which is tested on QCA988x. So, the wake up time is increased
to 30 ms and added debug prints to log total timeout.
Signed-off-by: Maharaja Kennadyrajan <c_mkenna@qti.qualcomm.com>
Signed-off-by: Kalle Valo <kvalo@qca.qualcomm.com>
* many internal fixes, API improvements, cleanups, etc.
* full AP client state tracking in cfg80211/mac80211 from Ayala
* VHT support (in mac80211) for mesh
* some A-MSDU in A-MPDU support from Emmanuel
* show current TX power to userspace (from Rafał)
* support for netlink dump in vendor commands (myself)
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Merge tag 'mac80211-next-for-davem-2015-10-05' of git://git.kernel.org/pub/scm/linux/kernel/git/jberg/mac80211-next
Johannes Berg says:
====================
For the current cycle, we have the following right now:
* many internal fixes, API improvements, cleanups, etc.
* full AP client state tracking in cfg80211/mac80211 from Ayala
* VHT support (in mac80211) for mesh
* some A-MSDU in A-MPDU support from Emmanuel
* show current TX power to userspace (from Rafał)
* support for netlink dump in vendor commands (myself)
====================
Signed-off-by: David S. Miller <davem@davemloft.net>
* some rate scaling fixes and improvements;
* some time-of-flight fixes;
* other generic improvements and clean-ups;
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Merge tag 'iwlwifi-next-for-kalle-2015-10-05' of git://git.kernel.org/pub/scm/linux/kernel/git/iwlwifi/iwlwifi-next
* more clean-ups towards multiple RX queues;
* some rate scaling fixes and improvements;
* some time-of-flight fixes;
* other generic improvements and clean-ups;
* fix for CSA when the AP is stopped during a channel switch;
* fix firmware name for 3160 devices;
* add some new PCI IDs for 7265 devices;
* fix CT-kill entry;
* fix kernel panic when a sysassert occurs in the init ucode flow;
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Merge tag 'iwlwifi-for-kalle-2015-10-05' of git://git.kernel.org/pub/scm/linux/kernel/git/iwlwifi/iwlwifi-fixes
* some fixes for PN key programming when entering D3;
* fix for CSA when the AP is stopped during a channel switch;
* fix firmware name for 3160 devices;
* add some new PCI IDs for 7265 devices;
* fix CT-kill entry;
* fix kernel panic when a sysassert occurs in the init ucode flow;
ath10k driver is using dma_pool_alloc per packet and dma_pool_free
in coresponding at Tx completion.
Use of pre-allocated DMA buffer in Tx will improve saving CPU resource
by 5% while it consumes about 56KB memory more as trade off.
Signed-off-by: Peter Oh <poh@qca.qualcomm.com>
Signed-off-by: Kalle Valo <kvalo@qca.qualcomm.com>
ath10k is using Native WiFi mode as default mode for both of
Tx and Rx path, but it could be changed when driver registers
with a module parameter for specific purpose such as mesh.
The Rx decap mode sent to firmware during WMI initialization should
use the same mode that driver configured at its registration stage
in case of using raw mode, so that host driver receives MAC frame
header containing necessary fields such as QoS and Mesh Control
and uses them in right way to make data traffic work.
Signed-off-by: Peter Oh <poh@qca.qualcomm.com>
Signed-off-by: Kalle Valo <kvalo@qca.qualcomm.com>
The Transmit Power Control (TPC) dump will show the power control values for
each rate which makes it easier to debug calibration problems.
Example usage:
# cat /sys/kernel/debug/ieee80211/phy0/ath10k/tpc_stats
TPC config for channel 5180 mode 10
CTL = 0x10 Reg. Domain = 58
Antenna Gain = 1 Reg. Max Antenna Gain = 0
Power Limit = 34 Reg. Max Power = 34
Num tx chains = 3 Num supported rates = 155
**********CDD POWER TABLE*******
No. Preamble Rate_code tpc_valu1 tpc_value2 tpc_value3
0 CCK 0x40 0 0 0
1 CCk 0x41 0 0 0
[...]
154 HTCUP 0x 0 24 0 0
**********STBC POWER TABLE******
No. Preamble Rate_code tpc_valu1 tpc_value2 tpc_value3
0 CCK 0x40 0 0 0
[...]
154 HTCUP 0x 0 24 24 0
**********TXBF POWER TABLE******
is used to dump the tx power control stats.
Signed-off-by: Maharaja Kennadyrajan <c_mkenna@qti.qualcomm.com>
Signed-off-by: Kalle Valo <kvalo@qca.qualcomm.com>
Copy a_sle32_to_cpu() from ath6kl so that we can easily handle signed __le32
values. This is needed in struct wmi_pdev_tpc_config_event.
Signed-off-by: Kalle Valo <kvalo@qca.qualcomm.com>
checkpatch found:
drivers/net/wireless/ath/ath10k/core.c:574: Blank lines aren't necessary before a close brace '}'
drivers/net/wireless/ath/ath10k/mac.c:4067: Missing a blank line after declarations
drivers/net/wireless/ath/ath10k/mac.c:4083: Missing a blank line after declarations
drivers/net/wireless/ath/ath10k/mac.c:4084: spaces required around that '>>=' (ctx:WxV)
drivers/net/wireless/ath/ath10k/pci.c:1507: Missing a blank line after declarations
Signed-off-by: Kalle Valo <kvalo@qca.qualcomm.com>
drivers/net/wireless/ath/ath10k/wmi.c:3023: void function return statements are not generally useful
Signed-off-by: Kalle Valo <kvalo@qca.qualcomm.com>
drivers/net/wireless/ath/ath10k/htt_tx.c:457: braces {} are not necessary for single statement blocks
drivers/net/wireless/ath/ath10k/htt_tx.c:545: braces {} are not necessary for single statement blocks
drivers/net/wireless/ath/ath10k/mac.c:200: braces {} are not necessary for single statement blocks
Signed-off-by: Kalle Valo <kvalo@qca.qualcomm.com>
checkpatch found:
drivers/net/wireless/ath/ath10k/core.c:513: Alignment should match open parenthesis
drivers/net/wireless/ath/ath10k/core.c:1266: code indent should use tabs where possible
drivers/net/wireless/ath/ath10k/core.c:1267: code indent should use tabs where possible
drivers/net/wireless/ath/ath10k/core.c:1268: code indent should use tabs where possible
drivers/net/wireless/ath/ath10k/core.c:1269: code indent should use tabs where possible
drivers/net/wireless/ath/ath10k/mac.c:4659: Alignment should match open parenthesis
drivers/net/wireless/ath/ath10k/mac.c:6271: Alignment should match open parenthesis
drivers/net/wireless/ath/ath10k/pci.c:2260: Alignment should match open parenthesis
drivers/net/wireless/ath/ath10k/wmi.c:3510: Alignment should match open parenthesis
Signed-off-by: Kalle Valo <kvalo@qca.qualcomm.com>
checkpatch found:
drivers/net/wireless/ath/ath9k/core.c:490: Logical continuations should be on the previous line
Signed-off-by: Kalle Valo <kvalo@qca.qualcomm.com>
Since the new multi-queue capability depends on a new firmware API,
we can already add some code for it. If the new API is present, a
new opmode ops struct is used that handles the new rx_rss method.
For now, only restructure the RX handling to distinguish between
the two. Future patches will convert the new infrastructure to
actually use the new RX descriptor layout.
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
Signed-off-by: Luca Coelho <luciano.coelho@intel.com>
Instead of relying on a hard-coded constant of a maximum of 64 API and
capability bits, add a new enum value after the others that will then
always track the number of used bits in the API/capabilities. We thus
no longer need to maintain the maximum number, and on 32-bit platforms
even (currently) reduce the number of bits kept in memory.
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
Signed-off-by: Luca Coelho <luciano.coelho@intel.com>
There's no need to have negative threshold temperatures, so make
them unsigned to avoid signedness warnings in debugfs.
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
Signed-off-by: Luca Coelho <luciano.coelho@intel.com>
Using an int* instead of u32* as the kstrtou32() output argument
obviously results in signedness warnings, change that.
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
Signed-off-by: Luca Coelho <luciano.coelho@intel.com>
This is a tweak which has been shown to improve performance when
moving away from the AP while working in 80Mhz.
When RS decides to go down to 80MHz SISO MCS0 instead switch to 20MHz MCS4.
Go back to 80MHz MCS1 if RS can sustain 20MHz MCS5.
Signed-off-by: Eyal Shapira <eyalx.shapira@intel.com>
Signed-off-by: Luca Coelho <luciano.coelho@intel.com>
As the 3165 device uses the same firmware as 7265-D and currently
all 7000 series (including 3160/3165) use the same API versions
remove IWL3165_UCODE_API_OK and _MIN. We might have to put them
back if firmware support ever splits, but in that case might also
have to add a different MODULE_FIRMWARE statement.
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
Signed-off-by: Luca Coelho <luciano.coelho@intel.com>
success_ratio is actually 128 * SR in percentage while
IWL_MVM_RS_SR_NO_DECREASE is 85%. Fix this by using RS_PERCENT().
This bug caused the if branch to be always executed. This in turn
led to always selecting a rate, following a column switch, in which
the expected throughput would exceed the best expected current throughput.
In some scenarios where the success ratio isn't >85% such a rate
could be too aggressive leading us to avoid the new column.
This has the potential of causing sub optimal performance.
Reported-by: Moshe Harel <moshe.harel@intel.com>
Signed-off-by: Eyal Shapira <eyalx.shapira@intel.com>
Signed-off-by: Luca Coelho <luciano.coelho@intel.com>
This message isn't very useful and creates clutter.
Remove it.
Signed-off-by: Eyal Shapira <eyalx.shapira@intel.com>
Signed-off-by: Luca Coelho <luciano.coelho@intel.com>
The firmware has always treated these two bits to mean that
powersave is enabled when POWER_SAVE_ENA is set and CAM is
clear; it doesn't use them in any non-combined way.
Therefore, it's pointless to send it two bits, and the API
should be cleaned up. Prepare the driver by removing the CAM
bit and using only POWER_SAVE_ENA to indicate whether PS is
enabled or not.
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
Signed-off-by: Luca Coelho <luciano.coelho@intel.com>
When enabling a queue, the default SSN is 0.
Allow determining what that SSN should be, if required. This
can happen, for example, if a queue gets reconfigured.
Signed-off-by: Liad Kaufman <liad.kaufman@intel.com>
Signed-off-by: Luca Coelho <luciano.coelho@intel.com>
"DQA" is shorthand for "dynamic queue allocation", with the
idea of allocating queues per-RA/TID on-demand rather than
using shared queues statically allocated per vif. The goal
of this is to enable future features (like GO PM) and to
improve performance measurements of TX traffic.
When RA/TID streams can't be neatly sorted into different AC
queues, DQA allows sharing queues for the same RA. This means
that DQA allows different ACs may reach the same HW queue.
Update the code to allow such queue sharing by having a mapping
between the HW queue and the mac80211 queues using it (as this
could be more than one queue).
Signed-off-by: Liad Kaufman <liad.kaufman@intel.com>
Signed-off-by: Luca Coelho <luciano.coelho@intel.com>
As the transport will decide how many queues (and MSI-X vectors)
to allocate, add a field to indicate that to the op-mode so it
can size/allocate its own data structures appropriately.
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
Signed-off-by: Luca Coelho <luciano.coelho@intel.com>
Upcoming hardware will have the ability to do L3 hashing for RSS,
directing data packets (and perhaps some associated metadata and
management notifications) to different MSI-X vectors.
In this case, it makes no sense to go through the full RX dispatch
since it's already known that only a subset of the possibilities
can come in, requiring a new receive method. In addition this must
know which queue the packet was received on.
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
Signed-off-by: Luca Coelho <luciano.coelho@intel.com>
Treat PHY RX specially, since it's actually pretty frequent,
doesn't need all the notication etc. code, and will have a
different handler in future hardware.
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
Signed-off-by: Luca Coelho <luciano.coelho@intel.com>
Return a proper error when wrong parameters are passed to debugfs
tof_range_request.
Signed-off-by: Assaf Krauss <assaf.krauss@intel.com>
Signed-off-by: Luca Coelho <luciano.coelho@intel.com>
The command needs to have the AP interfaces BSSID (which corresponds
to its address).
Signed-off-by: Gregory Greenman <gregory.greenman@intel.com>
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
Signed-off-by: Luca Coelho <luciano.coelho@intel.com>
Make some input formats more natural, e.g. bandwidth and periods
are more natural in decimal than in hexadecimal.
Signed-off-by: Assaf Krauss <assaf.krauss@intel.com>
Signed-off-by: Luca Coelho <luciano.coelho@intel.com>
FW dump may be triggered when running init ucode, for example due to a
sysassert. In this case fw_dump_wk may run after mvm is freed, resulting
in a kernel panic.
Fix it by flushing the work.
Fixes: 01b988a708af ("iwlwifi: mvm: allow to collect debug data when restart is disabled")
Cc: <stable@vger.kernel.org> [3.18+]
Signed-off-by: Andrei Otcheretianski <andrei.otcheretianski@intel.com>
Signed-off-by: Luca Coelho <luciano.coelho@intel.com>
During the CT-kill exit flow, the card is powered up and partially
initialized to check if the temperature is already low enough.
Unfortunately the init bails early because the CT-kill flag is set.
Make the code bail early only for HW RF-kill, as was intended by the
author. CT-kill is self-imposed and is not really RF-kill.
Fixes: 31b8b343e0 ("iwlwifi: fix RFkill while calibrating")
Cc: <stable@vger.kernel.org> [3.18+]
Signed-off-by: Arik Nemtsov <arikx.nemtsov@intel.com>
Signed-off-by: Luca Coelho <luciano.coelho@intel.com>
Add 3 new subdevice IDs for the 0x095A device ID and 2 for the 0x095B
device ID.
Cc: <stable@vger.kernerl.org> [3.13+]
Reported-by: Jeremy <jeremy.bomkamp@gmail.com>
Signed-off-by: Luca Coelho <luciano.coelho@intel.com>
The MODULE_FIRMWARE() for 3160 should be using the 7260 version as
it's done in the device configuration struct instead of referencing
IWL3160_UCODE_API_OK which doesn't even exist.
Cc: <stable@vger.kernel.org> [3.8+]
Reported-by: Hauke Mehrtens <hauke@hauke-m.de>
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
Signed-off-by: Luca Coelho <luciano.coelho@intel.com>
The csa_countdown flag was not cleared when the AP is stopped.
As a result, if the AP was stopped after csa_countdown had started,
all the folowing channel switch commands would fail.
Fix that by clearing the csa_countdown flag when the AP is stopped.
Cc: <stable@vger.kernel.org> [3.17+]
Signed-off-by: Avraham Stern <avraham.stern@intel.com>
Signed-off-by: Luca Coelho <luciano.coelho@intel.com>
The code to send the RX PN data (for each TID) to the firmware
has a devastating bug: it overwrites the data for TID 0 with
all the TID data, leaving the remaining TIDs zeroed. This will
allow replays to actually be accepted by the firmware, which
could allow waking up the system.
Cc: <stable@vger.kernel.org> [3.1+]
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
Signed-off-by: Luca Coelho <luciano.coelho@intel.com>
The code to send the RX PN data (for each TID) to the firmware
has a devastating bug: it overwrites the data for TID 0 with
all the TID data, leaving the remaining TIDs zeroed. This will
allow replays to actually be accepted by the firmware, which
could allow waking up the system.
Cc: <stable@vger.kernel.org> [3.1+]
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
Signed-off-by: Luca Coelho <luciano.coelho@intel.com>
When going into/coming out of D3, the TX PN must be programmed into
and restored from the firmware respectively. The restore was broken
due to my previous commit to move PN assignment into the driver.
Sending the PN to the firmware still worked since we now use the
counter that's shared with mac80211, but accessing it through the
mac80211 API makes no sense now.
Fix this by reading/writing the counter directly. This actually
simplifies the code since we don't need to round-trip through the
key_seq structure.
Fixes: ca8c0f4bed ("iwlwifi: mvm: move TX PN assignment for CCMP to the driver")
Cc: <stable@vger.kernel.org> [4.1+]
Reported-by: Luca Coelho <luciano.coelho@intel.com>
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
Signed-off-by: Luca Coelho <luciano.coelho@intel.com>
mwifiex_get_random_ba_threshold() uses a complex homegrown implementation
to generate a pseudo-random number from the current time as returned
from do_gettimeofday().
This currently requires two 32-bit divisions plus a couple of other
computations that are eventually discarded as only eight bits of
the microsecond portion are used at all.
We could replace this with a call to get_random_bytes(), but that
might drain the entropy pool too fast if this is called for each
packet.
Instead, this patch converts it to use ktime_get_ns(), which is a
bit faster than do_gettimeofday(), and then uses a similar algorithm
as before, but in a way that takes both the nanosecond and second
portion into account for slightly-more-but-still-not-very-random
pseudorandom number.
Signed-off-by: Arnd Bergmann <arnd@arndb.de>
Cc: Amitkumar Karwar <akarwar@marvell.com>
Cc: Nishant Sarmukadam <nishants@marvell.com>
Cc: Kalle Valo <kvalo@codeaurora.org>
Cc: linux-wireless@vger.kernel.org
Signed-off-by: David S. Miller <davem@davemloft.net>
The mwifiex_11n_aggregate_pkt() function creates a ktime_t from
a timeval returned by do_gettimeofday, which is slow and causes
an overflow in 2038 on 32-bit architectures.
This solves both problems by using the appropriate ktime_get_real()
function.
Signed-off-by: Arnd Bergmann <arnd@arndb.de>
Cc: Amitkumar Karwar <akarwar@marvell.com>
Cc: Nishant Sarmukadam <nishants@marvell.com>
Cc: Kalle Valo <kvalo@codeaurora.org>
Cc: linux-wireless@vger.kernel.org
Signed-off-by: David S. Miller <davem@davemloft.net>
Commit ce7929186a ("iwlwifi: mvm: add basic Time of Flight (802.11mc
FTM) support") created drivers/net/wireless/iwlwifi/mvm/tof.h with a
broken header guard:
#ifndef __tof
#define __tof_h__
...
#endif /* __tof_h__ */
Use __tof_h__ in the first line.
Signed-off-by: Nicolas Iooss <nicolas.iooss_linux@m4x.org>
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
Signed-off-by: Luca Coelho <luciano.coelho@intel.com>
Commit "iwlwifi: mvm: don't ask beacons when AP vif and no
assoc sta" directly called iwl_mvm_mac_ctxt_cmd_ap() to update the
MAC context when adding/removing a station. However, this ignores
the case that the vif is actually a P2P GO.
Fix this by calling iwl_mvm_mac_ctxt_changed() that handles P2P GO
case as well.
Signed-off-by: Ilan Peer <ilan.peer@intel.com>
Signed-off-by: Luca Coelho <luciano.coelho@intel.com>
For the ADD_STA command, when the flag for aggregation
disabling is set, there is a bitmap indicated what TIDs
are disabling aggregations and what aren't. Currently, by
default, all TIDs allow for aggregations since the value
we begin with is 0.
Change this default value to 0xffff so all TIDs don't
allow aggregations until explicitly turned on.
Signed-off-by: Liad Kaufman <liad.kaufman@intel.com>
Signed-off-by: Luca Coelho <luciano.coelho@intel.com>
Tracing, if disabled at runtime, has very low overhead with
great returns on debugging. It therefore makes sense to have
it enabled by default (if the kernel enables EVENT_TRACING).
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
Signed-off-by: Luca Coelho <luciano.coelho@intel.com>
Kalle Valo