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18 commits

Author SHA1 Message Date
Sriram R
26c79927f1 ath11k: Configure hash based reo destination ring selection
Current implementation of pdev based reo destination ring
selection is replaced by hash based ring selection so as to
ensure all the available rings are utilized for better performance.

The 4 reo destination rings are selected by the HW based on the
hash value computed from the received packet based on the 5 tuple
{ip src/ip dst/src port/dst port/protocol}. Out of the 32 hash values
used by the hw, the driver assigns 8 values per reo destination ring
to each of the 4 reo destination rings.

Signed-off-by: Sriram R <srirrama@codeaurora.org>
Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
2020-03-18 13:53:37 +02:00
John Crispin
5a032c8d19 ath11k: add WMI calls required for handling BSS color
If the he_operation field of the beacon sets a BSS color, we need to inform
the FW of the settings. This patch adds the WMI command handlers required
to do so.

Signed-off-by: John Crispin <john@phrozen.org>
Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
2020-03-17 08:41:00 +02:00
Pradeep Kumar Chitrapu
a41d10348b ath11k: add thermal sensor device support
Temperature sensor generates electrical analog voltage from temperature
of each chain. The analog voltage is converted to digital value through
ADC. For reading temperature values fom user space, hw monitoring device
is used.

Whenever the user requests for current temperature, the driver sends WMI
command and wait for response. For reading temperature,

cat /sys/class/ieee80211/phy*/device/hwmon/hwmon2/temp1_input

Signed-off-by: Pradeep Kumar Chitrapu <pradeepc@codeaurora.org>
Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
2020-03-11 18:47:18 +02:00
Pradeep Kumar Chitrapu
2a63bbca06 ath11k: add thermal cooling device support
Thermal cooling device support is added to control the temperature by
throttling the data transmission for the given duration. Throttling is
done by suspending all data tx queues by given percentage of time. The
thermal device allows user to configure duty cycle.

Throttling can be disabled by setting the duty cycle to 0. The cooling
device can be found under /sys/class/thermal/cooling_deviceX/.
Corresponding soft link to this device can be found under phy folder.

/sys/class/ieee80211/phy*/device/cooling_device.

To set duty cycle as 40%,

echo 40 >/sys/class/ieee80211/phy*/device/cooling_device/cur_state

Signed-off-by: Pradeep Kumar Chitrapu <pradeepc@codeaurora.org>
Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
2020-03-11 18:47:07 +02:00
Kees Cook
ca0e477931 ath11k: Use sizeof_field() instead of FIELD_SIZEOF()
The FIELD_SIZEOF() macro was redundant, and is being removed from the
kernel. Since commit c593642c8b ("treewide: Use sizeof_field() macro")
this is one of the last users of the old macro, so replace it.

Signed-off-by: Kees Cook <keescook@chromium.org>
Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
2019-12-19 18:18:30 +02:00
zhengbin
d1389e19e6 ath11k: Remove unneeded semicolon
Fixes coccicheck warning:

drivers/net/wireless/ath/ath11k/wmi.h:2570:2-3: Unneeded semicolon

Reported-by: Hulk Robot <hulkci@huawei.com>
Signed-off-by: zhengbin <zhengbin13@huawei.com>
Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
2019-12-18 19:57:16 +02:00
Nathan Chancellor
509421acab ath11k: Remove unnecessary enum scan_priority
Clang warns:

drivers/net/wireless/ath/ath11k/wmi.c:1827:23: warning: implicit
conversion from enumeration type 'enum wmi_scan_priority' to different
enumeration type 'enum scan_priority' [-Wenum-conversion]
        arg->scan_priority = WMI_SCAN_PRIORITY_LOW;
                           ~ ^~~~~~~~~~~~~~~~~~~~~
1 warning generated.

wmi_scan_priority and scan_priority have the same values but the wmi one
has WMI prefixed to the names. Since that enum is already being used,
get rid of scan_priority and switch its one use to wmi_scan_priority to
fix this warning.

Fixes: d5c65159f2 ("ath11k: driver for Qualcomm IEEE 802.11ax devices")
Link: https://github.com/ClangBuiltLinux/linux/issues/808
Signed-off-by: Nathan Chancellor <natechancellor@gmail.com>
Reviewed-by: Nick Desaulniers <ndesaulniers@google.com>
Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
2019-12-18 19:51:14 +02:00
John Crispin
20c3c4fd39 ath11k: add some missing __packed qualifiers
A few of the WMI parameter structs were missing this.

Signed-off-by: John Crispin <john@phrozen.org>
Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
2019-12-18 19:45:01 +02:00
Pradeep Kumar Chitrapu
aacb46223e ath11k: set the BA buffer size to 256 when HE is enabled
This patch sets the correct BA buffer size when we are in HE mode.
Without this change we are not able to receive 256 bitmapped BA frames.

Signed-off-by: John Crispin <john@phrozen.org>
Signed-off-by: Pradeep Kumar Chitrapu <pradeepc@codeaurora.org>
Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
2019-12-18 19:41:48 +02:00
John Crispin
6bc9d6f786 ath11k: rename ath11k_wmi_base instances from wmi_sc to wmi_ab
This makes the code consistent with the recent sc to ab rename.

Signed-off-by: John Crispin <john@phrozen.org>
Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
2019-12-18 19:27:45 +02:00
John Crispin
97c63746eb ath11k: add wmi helper for turning STA PS on/off
Add a WMI call helper to set the powersave mode of a STA interface.

Signed-off-by: John Crispin <john@phrozen.org>
Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
2019-12-18 19:27:11 +02:00
Karthikeyan Periyasamy
f1d34a01ed ath11k: avoid WMM param truncation
In conf_tx() mac operation callback, we are truncating the tx
params cw_min and cw_max due to lower data type cast. so modified
the data type of cwmin and cwmax to avoid the trucation issue.

Signed-off-by: Karthikeyan Periyasamy <periyasa@codeaurora.org>
Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
2019-11-29 09:35:37 +02:00
Anilkumar Kolli
5b90fc760d ath11k: fix wmi service ready ext tlv parsing
The current ath11k driver failed to parse
wmi_tlv_svc_rdy_ext_parse if there is change in
wmi_mac_phy_capabilities length with below error.

ath11k c000000.wifi1: failed to extract mac caps, idx :0
ath11k c000000.wifi1: failed to parse tlv -22

This is needed to get firmware version
WLAN.HK.2.0.0.1-00240-QCAHKSWPL_SILICONZ-1 working.

Signed-off-by: Anilkumar Kolli <akolli@codeaurora.org>
Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
2019-11-29 09:35:04 +02:00
John Crispin
3f8be64007 ath11k: add spatial reuse support
Trigger the WMI call en/disabling OBSS PD when the bss config changes or we
assoc to an AP that broadcasts the IE.

Signed-off-by: John Crispin <john@phrozen.org>
Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
2019-11-27 17:46:51 +02:00
John Crispin
6d293d4476 ath11k: add TWT support
Add target wait time wmi calls to the driver. En/disable the support
from when the bss_config changes. We ignore the cmd completion events.

Signed-off-by: Shashidhar Lakkavalli <slakkavalli@datto.com>
Signed-off-by: John Crispin <john@phrozen.org>
Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
2019-11-27 17:46:40 +02:00
John Crispin
9f056ed8ee ath11k: add HE support
Add basic HE support to the driver. The sband_iftype data is generated from
the capabilities read from the FW.

Signed-off-by: Shashidhar Lakkavalli <slakkavalli@datto.com>
Signed-off-by: John Crispin <john@phrozen.org>
Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
2019-11-27 17:46:29 +02:00
John Crispin
9cfbae4632 ath11k: ignore event 0x6017
Everytime a new peer gets associated, we see the following message in the log
- ath11k c000000.wifi1: Unknown eventid: 0x6017
Ignore this event for now. We probably need to handle the event properly when
we add OMI support.

Signed-off-by: Shashidhar Lakkavalli <slakkavalli@datto.com>
Signed-off-by: John Crispin <john@phrozen.org>
Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
2019-11-27 17:45:46 +02:00
Kalle Valo
d5c65159f2 ath11k: driver for Qualcomm IEEE 802.11ax devices
ath11k is a new driver for Qualcomm IEEE 802.11ax devices, first
supporting only IPQ8074 SoC using the shared memory AHB bus. ath11k
uses mac80211 and supports AP, Station and Mesh modes.

Even though ath11k has some similar code as with ath10k (especially
the WMI layer) it was concluded to be simpler to have a "clean start"
for ath11k code base and not try to share the code with ath10k. This
makes maintenance easier and avoids major changes in ath10k, which
would have significantly increased the risk of regressions in existing
setups.

Even though the driver is very similar with ath10k but there are major
differences as well. The datapath is completely different. ath11k
supports multiple MACs, called "soc" in the firmware interface. And
there's only one WMI interface to support.

Currently ath11k supports only IEEE 802.11ac mode, but patches for
802.11ax are available and they will be submitted after ath11k is
accepted to upstream.

The firmware images are available from ath11k-firmware repository but
they will be also submitted to linux-firmware:

https://github.com/kvalo/ath11k-firmware

This was tested with firmware version WLAN.HK.2.1.0.1-00629-QCAHKSWPL_SILICONZ-1.

The driver has had multiple authors who are listed in alphabetical
order below.

Signed-off-by: Anilkumar Kolli <akolli@codeaurora.org>
Signed-off-by: Bhagavathi Perumal S <bperumal@codeaurora.org>
Signed-off-by: Ganesh Sesetti <gseset@codeaurora.org>
Signed-off-by: Govindaraj Saminathan <gsamin@codeaurora.org>
Signed-off-by: John Crispin <john@phrozen.org>
Signed-off-by: Julia Lawall <julia.lawall@lip6.fr>
Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
Signed-off-by: Karthikeyan Periyasamy <periyasa@codeaurora.org>
Signed-off-by: kbuild test robot <lkp@intel.com>
Signed-off-by: Maharaja Kennadyrajan <mkenna@codeaurora.org>
Signed-off-by: Manikanta Pubbisetty <mpubbise@codeaurora.org>
Signed-off-by: Miles Hu <milehu@codeaurora.org>
Signed-off-by: Muna Sinada <msinada@codeaurora.org>
Signed-off-by: Pradeep Kumar Chitrapu <pradeepc@codeaurora.org>
Signed-off-by: Rajkumar Manoharan <rmanohar@codeaurora.org>
Signed-off-by: Sathishkumar Muruganandam <murugana@codeaurora.org>
Signed-off-by: Shashidhar Lakkavalli <slakkavalli@datto.com>
Signed-off-by: Sriram R <srirrama@codeaurora.org>
Signed-off-by: Sven Eckelmann <seckelmann@datto.com>
Signed-off-by: Vasanthakumar Thiagarajan <vthiagar@codeaurora.org>
Signed-off-by: Venkateswara Naralasetty <vnaralas@codeaurora.org>
2019-11-25 14:16:34 +02:00