To configure the transmit power of 8821c implement trasmit
power index setting callback function for 8821c. This is very
similar to the callback function of 8822b.
Reviewed-by: Sebastian Andrzej Siewior <bigeasy@linutronix.de>
Signed-off-by: Tzu-En Huang <tehuang@realtek.com>
Signed-off-by: Yan-Hsuan Chuang <yhchuang@realtek.com>
Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
Link: https://lore.kernel.org/r/20200616091625.26489-3-yhchuang@realtek.com
RTL8821CE chipsets are 802.11ac dual-band WiFi + BT combo chips.
This patch adds the basic functions such as parameter tables, chip
information, power on flow.
Reviewed-by: Sebastian Andrzej Siewior <bigeasy@linutronix.de>
Signed-off-by: Tzu-En Huang <tehuang@realtek.com>
Signed-off-by: Yan-Hsuan Chuang <yhchuang@realtek.com>
Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
Link: https://lore.kernel.org/r/20200616091625.26489-2-yhchuang@realtek.com
The method ndo_start_xmit() is defined as returning an 'netdev_tx_t',
which is a typedef for an enum type defining 'NETDEV_TX_OK' but this
driver returns '0' instead of 'NETDEV_TX_OK'.
Fix this by returning 'NETDEV_TX_OK' instead of '0'.
Signed-off-by: Luc Van Oostenryck <luc.vanoostenryck@gmail.com>
Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
Link: https://lore.kernel.org/r/20200629104009.84077-1-luc.vanoostenryck@gmail.com
Added version number info along with firmware name so driver can pick
the correct revision of FW file. Moved FW filename macro as part of
driver code & added MODULE_FIRMWARE to specify FW needed by module.
Signed-off-by: Ajay Singh <ajay.kathat@microchip.com>
Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
Link: https://lore.kernel.org/r/20200710051826.3267-6-ajay.kathat@microchip.com
Modify WILC1000 binary filename to use single unified wilc1000 FW.
A single wilc1000 binary is used for different wilc1000 revisions.
Signed-off-by: Ajay Singh <ajay.kathat@microchip.com>
Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
Link: https://lore.kernel.org/r/20200710051826.3267-5-ajay.kathat@microchip.com
Avoid below reported warning found when 'CONFIG_PM' config is
undefined.
'warning: unused variable 'wowlan_support' [-Wunused-const-variable]'
Reported-by: kernel test robot <lkp@intel.com>
Signed-off-by: Ajay Singh <ajay.kathat@microchip.com>
Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
Link: https://lore.kernel.org/r/20200710051826.3267-4-ajay.kathat@microchip.com
Make use 'strlcpy' instead of 'strncpy' to overcome 'stringop-truncation'
compiler warning.
Reported-by: kernel test robot <lkp@intel.com>
Signed-off-by: Ajay Singh <ajay.kathat@microchip.com>
Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
Link: https://lore.kernel.org/r/20200710051826.3267-3-ajay.kathat@microchip.com
The code in the BRCM80211 BRCMSMAC driver is using the legacy
GPIO API to to a complex check of the validity of the base of
the GPIO chip and whether it is present at all and then adding
an offset to the base of the chip.
Use the existing function to obtain a GPIO line internally
from a GPIO chip so we can use the offset directly and
modernize the code to use GPIO descriptors instead of integers
from the global GPIO numberspace.
Cc: Wright Feng <wright.feng@cypress.com>
Cc: Frank Kao <frank.kao@cypress.com>
Cc: Kalle Valo <kvalo@codeaurora.org>
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
Link: https://lore.kernel.org/r/20200711210150.4943-1-linus.walleij@linaro.org
The driver relies on the compatible string from DT to determine which
FW configuration file it should load. The DTS spec allows for '/' as
part of the compatible string. We change this to '-' so that we will
still be able to load the config file, even when the compatible has a
'/'. This fixes explicitly the firmware loading for
"solidrun,cubox-i/q".
Signed-off-by: Matthias Brugger <mbrugger@suse.com>
Reviewed-by: Hans deGoede <hdegoede@redhat.com>
Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
Link: https://lore.kernel.org/r/20200701112201.6449-1-matthias.bgg@kernel.org
Linux 3.6 introduces TSQ which has a per socket threshold for TCP Tx
packet to reduce latency. In flow control mode, host driver enqueues skb
in hanger and TCP doesn't push new skb frees until host frees the skb when
receiving fwstatus event. So set pacing shift 8 to send them as a single
large aggregate frame to the bus layer.
43455 TX TCP throughput in different FC modes on Linux 5.4.18
sk_pacing_shift : Throughput (fcmode=0)
10: 245 Mbps
9: 245 Mbps
8: 246 Mbps
7: 246 Mbps
sk_pacing_shift : Throughput (fcmode=1)
10: 182 Mbps
9: 197 Mbps
8: 206 Mbps
7: 207 Mbps
sk_pacing_shift : Throughput (fcmode=2)
10: 180 Mbps
9: 197 Mbps
8: 206 Mbps
7: 207 Mbps
Signed-off-by: Wright Feng <wright.feng@cypress.com>
Signed-off-by: Chi-hsien Lin <chi-hsien.lin@cypress.com>
Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
Link: https://lore.kernel.org/r/20200624091608.25154-3-wright.feng@cypress.com
When USB or SDIO device got abnormal bus disconnection, host driver
tried to clean up the skbs in PSQ and TXQ (The skb's pointer in hanger
slot linked to PSQ and TSQ), so we should set the state of skb hanger slot
to BRCMF_FWS_HANGER_ITEM_STATE_FREE before freeing skb.
In brcmf_fws_bus_txq_cleanup it already sets
BRCMF_FWS_HANGER_ITEM_STATE_FREE before freeing skb, therefore we add the
same thing in brcmf_fws_psq_flush to avoid following warning message.
[ 1580.012880] ------------ [ cut here ]------------
[ 1580.017550] WARNING: CPU: 3 PID: 3065 at
drivers/net/wireless/broadcom/brcm80211/brcmutil/utils.c:49
brcmu_pkt_buf_free_skb+0x21/0x30 [brcmutil]
[ 1580.184017] Call Trace:
[ 1580.186514] brcmf_fws_cleanup+0x14e/0x190 [brcmfmac]
[ 1580.191594] brcmf_fws_del_interface+0x70/0x90 [brcmfmac]
[ 1580.197029] brcmf_proto_bcdc_del_if+0xe/0x10 [brcmfmac]
[ 1580.202418] brcmf_remove_interface+0x69/0x190 [brcmfmac]
[ 1580.207888] brcmf_detach+0x90/0xe0 [brcmfmac]
[ 1580.212385] brcmf_usb_disconnect+0x76/0xb0 [brcmfmac]
[ 1580.217557] usb_unbind_interface+0x72/0x260
[ 1580.221857] device_release_driver_internal+0x141/0x200
[ 1580.227152] device_release_driver+0x12/0x20
[ 1580.231460] bus_remove_device+0xfd/0x170
[ 1580.235504] device_del+0x1d9/0x300
[ 1580.239041] usb_disable_device+0x9e/0x270
[ 1580.243160] usb_disconnect+0x94/0x270
[ 1580.246980] hub_event+0x76d/0x13b0
[ 1580.250499] process_one_work+0x144/0x360
[ 1580.254564] worker_thread+0x4d/0x3c0
[ 1580.258247] kthread+0x109/0x140
[ 1580.261515] ? rescuer_thread+0x340/0x340
[ 1580.265543] ? kthread_park+0x60/0x60
[ 1580.269237] ? SyS_exit_group+0x14/0x20
[ 1580.273118] ret_from_fork+0x25/0x30
[ 1580.300446] ------------ [ cut here ]------------
Acked-by: Arend van Spriel <arend.vanspriel@broadcom.com>
Signed-off-by: Wright Feng <wright.feng@cypress.com>
Signed-off-by: Chi-hsien Lin <chi-hsien.lin@cypress.com>
Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
Link: https://lore.kernel.org/r/20200624091608.25154-2-wright.feng@cypress.com
commit 4684997d9e ("brcmfmac: reset PCIe bus on a firmware crash")
adds a reset function to recover firmware trap for PCIe bus. This commit
adds an implementation for SDIO bus.
Upon SDIO firmware trap, do below:
- Remove the device
- Reset hardware
- Probe the device again
Signed-off-by: Chi-Hsien Lin <chi-hsien.lin@cypress.com>
Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
Link: https://lore.kernel.org/r/20200622144851.165248-1-chi-hsien.lin@cypress.com
Ignore FW event if the event's BSSID is different form the BSSID of the
currently connected AP. Check interface state is connected or not, if
state is not connected that can ignore link down event.
Signed-off-by: Able Liao <Able.Liao@cypress.com>
Signed-off-by: Chi-hsien Lin <chi-hsien.lin@cypress.com>
Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
Link: https://lore.kernel.org/r/20200618160739.21457-4-chi-hsien.lin@cypress.com
Current brcmf_link_down() always call cfg80211_disconnected() with
locally_generated=1, which is not always the case. Add event source
argument on link down handler and set locally_generated based on the
real trigger.
Signed-off-by: Soontak Lee <soontak.lee@cypress.com>
Signed-off-by: Chi-Hsien Lin <chi-hsien.lin@cypress.com>
Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
Link: https://lore.kernel.org/r/20200618160739.21457-3-chi-hsien.lin@cypress.com
Unable to change back to visiable SSID because there is
no disable hidden ssid routine.
Signed-off-by: Soontak Lee <soontak.lee@cypress.com>
Signed-off-by: Chi-Hsien Lin <chi-hsien.lin@cypress.com>
Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
Link: https://lore.kernel.org/r/20200618160739.21457-2-chi-hsien.lin@cypress.com
Commit 4905432b28b7 ("brcmfmac: Fix P2P Group Formation failure via Go-neg
method") did not initialize requested_dwell properly, resulting in an
always-false dwell time overflow check. Fix it by setting the correct
requested_dwell value.
Fixes: 4905432b28b7 ("brcmfmac: Fix P2P Group Formation failure via Go-neg method")
Reported-by: kernel test robot <lkp@intel.com>
Signed-off-by: Joseph Chuang <joseph.chuang@cypress.com>
Signed-off-by: Chi-Hsien Lin <chi-hsien.lin@cypress.com>
Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
Link: https://lore.kernel.org/r/20200610152106.175257-7-chi-hsien.lin@cypress.com
This patch move the credit map setting to right place to avoid
brcmf_fws_return_credits() return without setting the credit map.
It fix the thoughput zero stalls issue in softAP mode when STA
using PM 1 mode.
Signed-off-by: Double Lo <double.lo@cypress.com>
Signed-off-by: Chi-hsien Lin <chi-hsien.lin@cypress.com>
Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
Link: https://lore.kernel.org/r/20200610152106.175257-6-chi-hsien.lin@cypress.com
There is a mismatch of tx status flag values between host and firmware.
It makes the host mistake the flags and have incorrect behavior of credit
returns. So update the flags to sync with the firmware ones.
Signed-off-by: Chung-Hsien Hsu <stanley.hsu@cypress.com>
Signed-off-by: Chi-hsien Lin <chi-hsien.lin@cypress.com>
Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
Link: https://lore.kernel.org/r/20200610152106.175257-5-chi-hsien.lin@cypress.com
It is observed that sometimes when sdiod is low in tx credits in low
rssi scenarios, the data path consumes all sdiod rx all credits and
there is no sdiod rx credit available for control path causing host
and card to go out of sync resulting in link loss between host and
card. So in order to prevent it some credits are reserved for control
path.
Note that TXCTL_CREDITS can't be larger than the firmware default
credit update threshold 2; otherwise there will be a deadlock for both
side waiting for each other.
Signed-off-by: Amar Shankar <amsr@cypress.com>
Signed-off-by: Jia-Shyr Chuang <joseph.chuang@cypress.com>
Signed-off-by: Chi-Hsien Lin <chi-hsien.lin@cypress.com>
Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
Link: https://lore.kernel.org/r/20200610152106.175257-4-chi-hsien.lin@cypress.com
In wifi firmware, max length of IOCTL/IOVAR buffer size is 8192.
Increase the message buffer max size same as wifi firmware for control
packets so return buffers can come back.
Signed-off-by: Soontak Lee <soontak.lee@cypress.com>
Signed-off-by: Jia-Shyr Chuang <joseph.chuang@cypress.com>
Signed-off-by: Chi-Hsien Lin <chi-hsien.lin@cypress.com>
Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
Link: https://lore.kernel.org/r/20200610152106.175257-3-chi-hsien.lin@cypress.com
Current credit borrowing allows only the access category BE to
borrow the credits. This change is to fix the credit borrowing
logic, to make borrowing available for all access categories
and also to borrow only from the lower categories. This fixes WFA
802.11n certs 5.2.27 failures.
Signed-off-by: Raveendran Somu <raveendran.somu@cypress.com>
Signed-off-by: Jia-Shyr Chuang <joseph.chuang@cypress.com>
Signed-off-by: Chung-Hsien Hsu <stanley.hsu@cypress.com>
Signed-off-by: Chi-hsien Lin <chi-hsien.lin@cypress.com>
Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
Link: https://lore.kernel.org/r/20200610152106.175257-2-chi-hsien.lin@cypress.com
Bss info flag definition need to be fixed from 0x2 to 0x4
This flag is for rssi info received on channel.
All Firmware branches defined as 0x4 and this is bug in brcmfmac.
Signed-off-by: Prasanna Kerekoppa <prasanna.kerekoppa@cypress.com>
Signed-off-by: Chi-hsien Lin <chi-hsien.lin@cypress.com>
Signed-off-by: Wright Feng <wright.feng@cypress.com>
Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
Link: https://lore.kernel.org/r/20200604071835.3842-6-wright.feng@cypress.com
The firmware state machines are not fully suitable for concurrent
station interface support, it may hit unexpected error if we have 2
different SSIDs and the roaming scenarios concurrently.
To avoid the bad user-experience if this is not fully validated, we
dis-allow user to create two concurrent station interfaces.
Signed-off-by: Wright Feng <wright.feng@cypress.com>
Signed-off-by: Chi-hsien Lin <chi-hsien.lin@cypress.com>
Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
Link: https://lore.kernel.org/r/20200604071835.3842-5-wright.feng@cypress.com
brcmfmac host driver makes SDIO bus sleep and stops SDIO watchdog if no
pending event or data. As a result, host driver does not poll firmware
console buffer before buffer overflow, which leads to missing firmware
logs. We should not stop SDIO watchdog if console_interval is non-zero
in debug build.
Signed-off-by: Wright Feng <wright.feng@cypress.com>
Signed-off-by: Chi-hsien Lin <chi-hsien.lin@cypress.com>
Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
Link: https://lore.kernel.org/r/20200604071835.3842-4-wright.feng@cypress.com
When host driver retrieves mac addresses from dongle, driver copies memory
from drvr->mac to perm_addr. But at the moment, drvr->mac is all zero
array which causes permanent MAC address in wiphy is all zero as well.
To fix this, we set drvr->mac before setting perm_addr.
Signed-off-by: Wright Feng <wright.feng@cypress.com>
Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
Link: https://lore.kernel.org/r/20200604071835.3842-3-wright.feng@cypress.com
To truncate the additional bytes, if extra bytes have been received.
Current code only have a warning and proceed without handling it.
But in one of the crash reported by DVT, these causes the
crash intermittently. So the processing is limit to the skb->len.
Signed-off-by: Raveendran Somu <raveendran.somu@cypress.com>
Signed-off-by: Chi-hsien Lin <chi-hsien.lin@cypress.com>
Signed-off-by: Wright Feng <wright.feng@cypress.com>
Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
Link: https://lore.kernel.org/r/20200604071835.3842-2-wright.feng@cypress.com
This is an immutable branch shared between wireless-drivers-next and
staging-next for moving wilc1000 driver out of staging to drivers/net/wireless
directory.
* Fix links to wiki;
* Some preparations for gcc-10;
* Make FW reconfiguration quieter by not using warn level;
* Some other small fixes and clean-up;
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Merge tag 'iwlwifi-next-for-kalle-2020-06-11' of git://git.kernel.org/pub/scm/linux/kernel/git/iwlwifi/iwlwifi-next
First set of patches intended for v5.9
* Fix links to wiki;
* Some preparations for gcc-10;
* Make FW reconfiguration quieter by not using warn level;
* Some other small fixes and clean-up;
# gpg: Signature made Thu 11 Jun 2020 12:03:51 PM EEST using RSA key ID 1A3CC5FA
# gpg: Good signature from "Luciano Roth Coelho (Luca) <luca@coelho.fi>"
# gpg: aka "Luciano Roth Coelho (Intel) <luciano.coelho@intel.com>"
Currently need ptk/gtk wmi peer flags in wmi peer assoc cmd
are set based on the rsnie and wpaie of the bss from the bss list.
Since this bss list is not updated with current BSSID for AP mode,
we may not find bss from the bss list. Which results in ptk/gtk peer
flags are not set in the wmi peer assoc cmd. Due to this EAPOL frames
are going in data rates instead of management rates.
Tested-on: IPQ8074 WLAN.HK.2.1.0.1-01228-QCAHKSWPL_SILICONZ-1
Signed-off-by: Venkateswara Naralasetty <vnaralas@codeaurora.org>
Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
Link: https://lore.kernel.org/r/1591771841-25503-1-git-send-email-vnaralas@codeaurora.org
Add support for collecting and dumping the ring backpressure
stats via debugfs. Stats are dumped only if events are
received for the specific ring.
Below command can be used to obtain these stats as part of soc dp stats.
cat /sys/kernel/debug/ath11k/ipq8074/soc_dp_stats
Sample Output - When No stats available:
Backpressure Stats
==================
No Ring Backpressure stats received
Sample Output - When ring bp stats available for specific ring
Backpressure Stats
==================
Ring: REO2SW1_RING
count: 1
hp: 2
tp: 2
seen before: 4ms
Tested-on: IPQ8074 hw2.0 AHB WLAN.HK.2.1.0.1-01213-QCAHKSWPL_SILICONZ-1
Signed-off-by: Sriram R <srirrama@codeaurora.org>
Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
Link: https://lore.kernel.org/r/1591768308-32005-3-git-send-email-srirrama@codeaurora.org
Add support for dp tx error stats which logs tx failure reasons due
to ring full condition, etc. This stats is added in soc_dp_stats
which was earlier used as soc_rx_stats so that all dp related info
are logged in same file.
Below is an example usage,
root@OpenWrt:/# cat /sys/kernel/debug/ath11k/ipq8074/soc_dp_stats
SOC RX STATS:
err ring pkts: 0
Invalid RBM: 0
<snip>
SOC TX STATS:
Ring Full Failures:
ring0: 4
ring1: 3
ring2: 5
Misc Transmit Failures: 2
Tested-on: IPQ8074 hw2.0 AHB WLAN.HK.2.1.0.1-01213-QCAHKSWPL_SILICONZ-1
Signed-off-by: Sriram R <srirrama@codeaurora.org>
Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
Link: https://lore.kernel.org/r/1591768308-32005-2-git-send-email-srirrama@codeaurora.org
spectral scan control interface is exposed through debugfs eentry.
Relayfs is used to collect the spectral data. These interfaces are
similar to ath10k spectral.
spectral debugfs interfaces are below,
echo background > /sys/kernel/debug/ieee80211/phy0/ath11k/spectral_scan_ctl
echo trigger > /sys/kernel/debug/ieee80211/phy0/ath11k/spectral_scan_ctl
iw dev wlan0 scan
echo disable > /sys/kernel/debug/ieee80211/phy0/ath11k/spectral_scan_ctl
cat /sys/kernel/debug/ieee80211/phy0/ath11k/spectral_scan0 > fft_samples.dump
Tested-on: IPQ8074 WLAN.HK.2.1.0.1-01228-QCAHKSWPL_SILICONZ-1
Signed-off-by: Karthikeyan Periyasamy <periyasa@codeaurora.org>
Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
Link: https://lore.kernel.org/r/1591688014-26441-2-git-send-email-periyasa@codeaurora.org
Add direct buffer ring (dbring) with helper API, which is used by the
spectral scan. Initialise the direct buffer ring based on the dma ring
capability, which get announced in the wmi service ready extended event.
This ring is slightly changed from data path rings. Compare to data path
ring this ring shares the hp and tp address to firmware though WMI commands.
Also the replenish buffer size is derived from firmware announcement.
driver receive indication through WMI event
WMI_PDEV_DMA_RING_BUF_RELEASE_EVENTID.
Tested-on: IPQ8074 WLAN.HK.2.1.0.1-01228-QCAHKSWPL_SILICONZ-1
Signed-off-by: Karthikeyan Periyasamy <periyasa@codeaurora.org>
Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
Link: https://lore.kernel.org/r/1591688014-26441-1-git-send-email-periyasa@codeaurora.org
Pull networking fixes from David Miller:
1) Fix cfg80211 deadlock, from Johannes Berg.
2) RXRPC fails to send norigications, from David Howells.
3) MPTCP RM_ADDR parsing has an off by one pointer error, fix from
Geliang Tang.
4) Fix crash when using MSG_PEEK with sockmap, from Anny Hu.
5) The ucc_geth driver needs __netdev_watchdog_up exported, from
Valentin Longchamp.
6) Fix hashtable memory leak in dccp, from Wang Hai.
7) Fix how nexthops are marked as FDB nexthops, from David Ahern.
8) Fix mptcp races between shutdown and recvmsg, from Paolo Abeni.
9) Fix crashes in tipc_disc_rcv(), from Tuong Lien.
10) Fix link speed reporting in iavf driver, from Brett Creeley.
11) When a channel is used for XSK and then reused again later for XSK,
we forget to clear out the relevant data structures in mlx5 which
causes all kinds of problems. Fix from Maxim Mikityanskiy.
12) Fix memory leak in genetlink, from Cong Wang.
13) Disallow sockmap attachments to UDP sockets, it simply won't work.
From Lorenz Bauer.
* git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net: (83 commits)
net: ethernet: ti: ale: fix allmulti for nu type ale
net: ethernet: ti: am65-cpsw-nuss: fix ale parameters init
net: atm: Remove the error message according to the atomic context
bpf: Undo internal BPF_PROBE_MEM in BPF insns dump
libbpf: Support pre-initializing .bss global variables
tools/bpftool: Fix skeleton codegen
bpf: Fix memlock accounting for sock_hash
bpf: sockmap: Don't attach programs to UDP sockets
bpf: tcp: Recv() should return 0 when the peer socket is closed
ibmvnic: Flush existing work items before device removal
genetlink: clean up family attributes allocations
net: ipa: header pad field only valid for AP->modem endpoint
net: ipa: program upper nibbles of sequencer type
net: ipa: fix modem LAN RX endpoint id
net: ipa: program metadata mask differently
ionic: add pcie_print_link_status
rxrpc: Fix race between incoming ACK parser and retransmitter
net/mlx5: E-Switch, Fix some error pointer dereferences
net/mlx5: Don't fail driver on failure to create debugfs
net/mlx5e: CT: Fix ipv6 nat header rewrite actions
...
Since commit 84af7a6194 ("checkpatch: kconfig: prefer 'help' over
'---help---'"), the number of '---help---' has been gradually
decreasing, but there are still more than 2400 instances.
This commit finishes the conversion. While I touched the lines,
I also fixed the indentation.
There are a variety of indentation styles found.
a) 4 spaces + '---help---'
b) 7 spaces + '---help---'
c) 8 spaces + '---help---'
d) 1 space + 1 tab + '---help---'
e) 1 tab + '---help---' (correct indentation)
f) 1 tab + 1 space + '---help---'
g) 1 tab + 2 spaces + '---help---'
In order to convert all of them to 1 tab + 'help', I ran the
following commend:
$ find . -name 'Kconfig*' | xargs sed -i 's/^[[:space:]]*---help---/\thelp/'
Signed-off-by: Masahiro Yamada <masahiroy@kernel.org>
With addition of 6Ghz channels, it is possible that wmi buffer size can
exceed the maximum wmi buffer size. So iterate over the channel list,
and send multiple messages till channel list is empty.
Also mark PSC channel flag for 6GHz channels accordingly.
Signed-off-by: Pradeep Kumar Chitrapu <pradeepc@codeaurora.org>
Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
Link: https://lore.kernel.org/r/20200603001724.12161-8-pradeepc@codeaurora.org
If 6 ghz channel is a Preferred Scanning Channel(PSC), mark
the channel flag accordingly when updating channel list to firmware.
This will be used when making scanning decision in 6GHz channels.
Signed-off-by: Pradeep Kumar Chitrapu <pradeepc@codeaurora.org>
Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
Link: https://lore.kernel.org/r/20200603001724.12161-6-pradeepc@codeaurora.org
This adds support required for configuring min_data_rate of 6GHz oper IE
and peer_he_caps_6ghz in peer assoc command. The Minimum Rate field
indicates the minimum rate, in units of 1 Mb/s, that the non-AP STA is
allowed to use for sending PPDUs as defined in IEEE P802.11ax™/D6.0.
Signed-off-by: Pradeep Kumar Chitrapu <pradeepc@codeaurora.org>
Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
Link: https://lore.kernel.org/r/20200603001724.12161-5-pradeepc@codeaurora.org
As 6GHz cahnnel numbers overlap with those of 5GHz and 2GHz bands,
it is necessary to use frequency when determining the band info
in rx path.
Signed-off-by: Pradeep Kumar Chitrapu <pradeepc@codeaurora.org>
Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
Link: https://lore.kernel.org/r/20200603001724.12161-4-pradeepc@codeaurora.org
In some Intel files, the wiki url is still the old
"wireless.kernel.org" instead of the new
"wireless.wiki.kernel.org"
Signed-off-by: Flavio Suligoi <f.suligoi@asem.it>
Link: https://lore.kernel.org/r/20200605154112.16277-7-f.suligoi@asem.it
Signed-off-by: Luca Coelho <luciano.coelho@intel.com>
The current codebase makes use of the zero-length array language
extension to the C90 standard, but the preferred mechanism to declare
variable-length types such as these ones is a flexible array member[1][2],
introduced in C99:
struct foo {
int stuff;
struct boo array[];
};
By making use of the mechanism above, we will get a compiler warning
in case the flexible array does not occur last in the structure, which
will help us prevent some kind of undefined behavior bugs from being
inadvertently introduced[3] to the codebase from now on.
Also, notice that, dynamic memory allocations won't be affected by
this change:
"Flexible array members have incomplete type, and so the sizeof operator
may not be applied. As a quirk of the original implementation of
zero-length arrays, sizeof evaluates to zero."[1]
sizeof(flexible-array-member) triggers a warning because flexible array
members have incomplete type[1]. There are some instances of code in
which the sizeof operator is being incorrectly/erroneously applied to
zero-length arrays and the result is zero. Such instances may be hiding
some bugs. So, this work (flexible-array member conversions) will also
help to get completely rid of those sorts of issues.
This issue was found with the help of Coccinelle.
[1] https://gcc.gnu.org/onlinedocs/gcc/Zero-Length.html
[2] https://github.com/KSPP/linux/issues/21
[3] commit 7649773293 ("cxgb3/l2t: Fix undefined behaviour")
Signed-off-by: Gustavo A. R. Silva <gustavoars@kernel.org>
Link: https://lore.kernel.org/r/20200507185538.GA14674@embeddedor
Signed-off-by: Luca Coelho <luciano.coelho@intel.com>
