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So far we were attaching BRCMF_E_PSM_WATCHDOG event listener in
brcmf_debug_attach which gets compiled only with CONFIG_BRCMDBG. This
event means something went wrong and firmware / hardware usually can't
be expected to work (reliably).
Such a problem is significant for user experience so I believe we should
print an error unconditionally (even with debugging disabled). What can
be indeed optional is dumping bus memory as this is clearly part of
debugging process.
In the future we may also try to extend this listener by trying to
recover from the error or at least signal it to the cfg80211.
Signed-off-by: Rafał Miłecki <rafal@milecki.pl>
Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
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PCI devices can be described in DT as well so we should always execute
relevant code. This will make bcma e.g. set of_node for cores described
in DT.
Signed-off-by: Rafał Miłecki <rafal@milecki.pl>
Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
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A tiny code deduplication thanks to the bcma_bus_get_host_dev.
Signed-off-by: Rafał Miłecki <rafal@milecki.pl>
Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
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We already have the same check in bcma_of_get_irq which really calls
symbols available with CONFIG_OF_IRQ only. It appears this duplicated
check was accidentally added in commit c58d900cc96a ("bcma: fix building
without OF_IRQ"). The rest of code in bcma_of_fill_device should work
fine without CONFIG_OF_IRQ.
Signed-off-by: Rafał Miłecki <rafal@milecki.pl>
Cc: Arnd Bergmann <arnd@arndb.de>
Acked-by: Arnd Bergmann <arnd@arndb.de>
Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
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Two additional preset responses are added to the reserved page on the
wifi device.
Signed-off-by: Ping-Ke Shih <pkshih@realtek.com>
Signed-off-by: Larry Finger <Larry.Finger@lwfinger.net>
Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
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Changes in the drivers for RTL8723BE and RTL8821AE require corresponding
changes in the firmware. This new firmware has been accepted into the
Linux firmware repo. To handle the case where the kernel has been
updated before the firmware, the new versions have been given new names.
The code will attempt to read the new name, and fall back to the old one
if the new one is not available.
Signed-off-by: Larry Finger <Larry.Finger@lwfinger.net>
Cc: Ping-Ke Shih <pkshih@realtek.com>
Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
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Update PHY tables for the RTL8812AE. A new parser is also needed.
Signed-off-by: Ping-Ke Shih <pkshih@realtek.com>
Signed-off-by: Larry Finger <Larry.Finger@lwfinger.net>
Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
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There are new PHY table values for the RTL8821AE. The changes require
new parsing code.
Signed-off-by: Ping-Ke Shih <pkshih@realtek.com>
Signed-off-by: Larry Finger <Larry.Finger@lwfinger.net>
Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
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We observed a SHUTDOWN command timeout during reboot stress test due to
a corner case firmware bug. It can lead to either a use-after-free +
OOPS (on either the adapter structure, or the 'card' structure) or an
abort (where, e.g., the PCI device is "disabled" before we're done
dumping the FW).
We can avoid this by canceling/flushing the FW dump work:
(a) after we've terminated all other work queues (e.g., for processing
commands which could time out)
(b) after we've disabled all interrupts (which could also queue more
work for us)
(c) after we've unregistered the netdev and wiphy structures (and
implicitly, and debugfs entries which could manually trigger FW dumps)
(d) before we've actually disabled the device (e.g.,
pci_device_disable())
Altogether, this means no card->work will be scheduled if we sync at
a point that satisfies the above. This can be done at the beginning of
the .cleanup_if() callback.
Signed-off-by: Brian Norris <briannorris@chromium.org>
Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
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Application triggers periodic background scans when device is connected.
We will scan less number of channels per scan command so that data
traffic won't get affected.
Signed-off-by: Amitkumar Karwar <akarwar@marvell.com>
Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
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Using the accessor function e.g. get_unaligned_le32 instead of
le32_to_cpu to avoid the unaligned access. This is for the
architectures that don't handle the unaligned memory access
Signed-off-by: Devidas Puranik <devidas@marvell.com>
Signed-off-by: Ganapathi Bhat <gbhat@marvell.com>
Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
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Synopsys' ARCompact architecture does not support loading from or
storing values to unaligned memory locations. We saw a series of
misaligned access exceptions on ARC. To work around this issue, we bulk
replaced le16_to_cpu and le32_to_cpu with get_unaligned_le16 and
get_unaligned_le32, respectively. We also added le16_unaligned_add_cpu
which is similar to le16_add_cpu but works with unaligned values.
Signed-off-by: Daniel Mentz <danielmentz@google.com>
Signed-off-by: Ganapathi Bhat <gbhat@marvell.com>
Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
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Adding qualifier "__packed" indicates that no padding should be
performed on the qualified object for alignment.
This patch adds qualifier __packed to the required firmware
structures in mwifiex driver.
Signed-off-by: Karthik Ananthapadmanabha <karthida@marvell.com>
Signed-off-by: Ganapathi Bhat <gbhat@marvell.com>
Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
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We shouldn't be printing a kernel pointer as a decimal integer. But we
really shouldn't be printing this case at all; we should never get here
with NULL drvdata. We've eliminated this unnecessary conditional in
several other places, so kill it here too.
Similarly, there's no need to check for '!pdev'; we are guaranteed to
have a real device here.
And finally, use dev_err() instead of pr_err().
This yields (for failed PCIe resets):
[ 68.286586] mwifiex_pcie 0000:01:00.0: mwifiex_pcie_reset_notify: adapter structure is not valid
instead of:
[ 82.932658] mwifiex_pcie: mwifiex_pcie_reset_notify: Card or adapter structure is not valid (-270880688088)
Signed-off-by: Brian Norris <briannorris@chromium.org>
Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
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Currrently we are disabling this wake irq after receiving it. If this
happens before we finish suspend and the pm event check is disabled,
the system will continue suspending, and this irq would not work again.
We may need to abort system suspend to avoid that.
Signed-off-by: Jeffy Chen <jeffy.chen@rock-chips.com>
Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
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last_qual never really holds a time. It only holds jiffies. Make it the
same type as jiffies.
Signed-off-by: Alexandre Belloni <alexandre.belloni@free-electrons.com>
Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
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trivial fix to spelling mistake in RT_TRACE message
Signed-off-by: Colin Ian King <colin.king@canonical.com>
Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
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The rtl8187 cards don't seem to receive multicast frames, which,
among other things, makes them fail to receive RAs in IPv6 networks.
The cause seems to be that the RTL818X_RX_CONF_MULTICAST flag doesn't
have the desired effect.
Fix the issue by setting RTL818X_RX_CONF_MONITOR instead, which puts the
card into monitor mode and resolves the problem so that multicast frames
are sucessfully passed to the kernel.
The existence of the problem and the effectiveness of the solution has
originally been confirmed on an 8187B based card with the USB id of
0bda:8197. Subsequent testing by Larry Finger on an 8187L based card,
which follows the second (8187, i.e. "non-b") code path in the driver,
has confirmed that the fix does not cause any noticeable regresssions
there either.
Signed-off-by: Nils Holland <nholland@tisys.org>
Acked-by: Larry Finger <Larry.Finger@lwfinger.net>
Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
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Reported-by: Jeroen Roovers <jer@airfi.aero>
Signed-off-by: Stanislaw Gruszka <sgruszka@redhat.com>
Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
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Even if we do not set AMPDU bit in TXWI, device still can aggregate
frame and send it with rate not corresponding to requested. That mean
we can do not sent probe frames with requested rate. To prevent that
use TXOP_BACKOFF for probe frames.
Signed-off-by: Stanislaw Gruszka <sgruszka@redhat.com>
Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
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We use skb_desc->tx_rate_flags from entry as rate[].flags even if
skb does not match status. Patch corrects flags and also fixes
mcs for legacy rates.
rt2800_rate_from_status() is based on Felix's mt76
mt76x2_mac_process_tx_rate() function.
Signed-off-by: Stanislaw Gruszka <sgruszka@redhat.com>
Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
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If we do not match skb entry, provide tx status via nomatch procedure.
Currently in that case we do rt2x00lib_txdone_noinfo(TXDONE_NOINFO),
which actually assume that entry->skb was posted without retries and
provide rate saved in skb desc as successful. Patch changed that to
rate read from TX_STAT_FIFO, however still do not provide correct
number of retries.
On SoC/PCI devices we keep providing status via standard txdone
procedure, no change in those devices, though we should thing about it.
Signed-off-by: Stanislaw Gruszka <sgruszka@redhat.com>
Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
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Add bits rt2x00lib_fill_tx_status() when filling status in nomatch
case and hopefully do not break the function for existing cases.
Signed-off-by: Stanislaw Gruszka <sgruszka@redhat.com>
Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
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This txdone nomatch function will be used when we get status from the HW,
but we could not match it with any sent skb.
Signed-off-by: Stanislaw Gruszka <sgruszka@redhat.com>
Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
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This makes rt2x00lib_txdone a bit simpler and will allow to reuse
code in different variant of txdone which I'm preparing.
Signed-off-by: Stanislaw Gruszka <sgruszka@redhat.com>
Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
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This makes rt2x00lib_txdone a bit simpler and will allow to reuse code
in different variant of txdone which I'm preparing.
Signed-off-by: Stanislaw Gruszka <sgruszka@redhat.com>
Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
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Add framework to identify sta based on tx status WCID. This is currently
not used, will start be utilized in the future patch.
Signed-off-by: Stanislaw Gruszka <sgruszka@redhat.com>
Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
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The rt2800_drv_data structure contains driver specific
information. Move the declaration into the rt2800lib.h
header which is a more logical place for it. Also fix
the comment style to avoid checkpatch warning.
The patch contains no functional changes, it is in
preparation for the next patch.
Signed-off-by: Gabor Juhos <juhosg@openwrt.org>
Signed-off-by: Daniel Golle <daniel@makrotopia.org>
Signed-off-by: Stanislaw Gruszka <sgruszka@redhat.com>
Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
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DT allows describing many device types, not only platform ones. If e.g.
bcma is hosted on PCI(e) and it has its of_node, let's pass it to the
GPIO subsystem. This allows GPIO code to handle more hardware details
not only for bcma on a SoC.
Signed-off-by: Rafał Miłecki <rafal@milecki.pl>
Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
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Use existing TCP nagle macro TCP_NAGLE_OFF and TCP_NAGLE_CORK instead
of the literal number 1 and 2 in the current decnet codes.
Signed-off-by: Gao Feng <fgao@ikuai8.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
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Adjust the impedance values of the RX and TX lanes in the SGMII block
so that they are closer to optimal values.
Signed-off-by: Timur Tabi <timur@codeaurora.org>
Signed-off-by: David S. Miller <davem@davemloft.net>
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Jon Mason says:
====================
net: ethernet: bgmac: PM support and clean-ups
Changes in v3:
* Corrected a bug Florian found and added his Reviewed-by
Changes in v2:
* Reworked the PM patch with Florian's suggestions
Add code to support Power Management (only tested on NS2), and add some
code clean-ups
====================
Signed-off-by: David S. Miller <davem@davemloft.net>
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Implement suspend/resume callbacks in the bgmac driver. This makes sure
that we de-initialize and re-initialize the hardware correctly before
entering suspend and when resuming.
Signed-off-by: Joey Zhong <zhongx@broadcom.com>
Signed-off-by: Jon Mason <jon.mason@broadcom.com>
Reviewed-by: Florian Fainelli <f.fainelli@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
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BCM471X and BCM535X are of the same family (from what I can derive from
internal documents). Group them into the case statement together, which
results in more code reuse.
Also, use existing helper variables to make the code a little more
readable too.
Signed-off-by: Jon Mason <jon.mason@broadcom.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
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The maximum frame size is really just the standard ethernet frame size
and FCS. So use those existing defines to make the code a little more
beautiful.
Signed-off-by: Jon Mason <jon.mason@broadcom.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
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Use eth_hw_addr_random() to set a random MAC address in order to make
sure ndev->addr_assign_type will be properly set to NET_ADDR_RANDOM.
Signed-off-by: Tobias Klauser <tklauser@distanz.ch>
Signed-off-by: David S. Miller <davem@davemloft.net>
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Stephen Hemminger says:
====================
NAPI support for Hyper-V
These patches enable NAPI, GRO and napi_alloc_skb for Hyper-V netvsc
driver.
====================
Signed-off-by: David S. Miller <davem@davemloft.net>
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Gives potential performance gain.
Signed-off-by: Stephen Hemminger <sthemmin@microsoft.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
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Use GRO when receiving packets.
Signed-off-by: Stephen Hemminger <sthemmin@microsoft.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
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Use NAPI (softirq), to handle receive packets and send completions.
Previously this was handled by tasklet.
Signed-off-by: Stephen Hemminger <sthemmin@microsoft.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
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This is mostly just a refactoring of previous functions
(get_pkt_next_raw, put_pkt_raw and commit_rd_index) to make it easier
to use for other drivers and NAPI.
Signed-off-by: Stephen Hemminger <sthemmin@microsoft.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
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There are two variables named packet in the same function. One is the
metadata descriptor from host (vmpacket_descriptor) and the other is
the control block in the skb used to hold metadata from send.
Change name to avoid possible confusion and bugs.
Signed-off-by: Stephen Hemminger <sthemmin@microsoft.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
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This patch adds a function to clean up duplicate config info
on Ubuntu.
Signed-off-by: Haiyang Zhang <haiyangz@microsoft.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
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This provides equivalent functionality to the existing ipv4
"disable_policy" systcl. ie. Allows IPsec processing to be skipped
on terminating packets on a per-interface basis.
Signed-off-by: David Forster <dforster@brocade.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
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The ethtool api {get|set}_settings is deprecated.
We move this driver to new api {get|set}_link_ksettings.
As I don't have the hardware, I'd be very pleased if
someone may test this patch.
Signed-off-by: Philippe Reynes <tremyfr@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
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The ethtool api {get|set}_settings is deprecated.
We move this driver to new api {get|set}_link_ksettings.
As I don't have the hardware, I'd be very pleased if
someone may test this patch.
Signed-off-by: Philippe Reynes <tremyfr@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
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The ethtool api {get|set}_settings is deprecated.
We move this driver to new api {get|set}_link_ksettings.
As I don't have the hardware, I'd be very pleased if
someone may test this patch.
Signed-off-by: Philippe Reynes <tremyfr@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
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The ethtool api {get|set}_settings is deprecated.
We move this driver to new api {get|set}_link_ksettings.
As I don't have the hardware, I'd be very pleased if
someone may test this patch.
Signed-off-by: Philippe Reynes <tremyfr@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
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The ethtool api {get|set}_settings is deprecated.
We move this driver to new api {get|set}_link_ksettings.
As I don't have the hardware, I'd be very pleased if
someone may test this patch.
Signed-off-by: Philippe Reynes <tremyfr@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
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The ethtool api {get|set}_settings is deprecated.
We move this driver to new api {get|set}_link_ksettings.
As I don't have the hardware, I'd be very pleased if
someone may test this patch.
Signed-off-by: Philippe Reynes <tremyfr@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
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