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Add LMAC_ERROR_TABLE and UMAC_ERROR_TABLE region types and handle them
in the same way as we handle DEVICE_MEMORY.
Signed-off-by: Shahar S Matityahu <[email protected]>
Signed-off-by: Luca Coelho <[email protected]>
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In newer firmware images there's a command version TLV that
states, for each listed command or notification, which version
of the command and/or notification structure is used. Read and
keep this data to be able to use it in the future.
Signed-off-by: Johannes Berg <[email protected]>
Signed-off-by: Luca Coelho <[email protected]>
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We have a solitary and inconspicous ` in the middle of a comment in
this function, which should not be there. Remove it.
Signed-off-by: Luca Coelho <[email protected]>
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Don't use cancel_delayed_work_sync() inside the channel switch
notifications as they are handled synchronously as part of the RX path.
Fix that by replacing it with cancel_delayed_work(). This should be safe
as we don't really care whether the work is already started and in such
case we would disconnect anyway.
Signed-off-by: Andrei Otcheretianski <[email protected]>
Signed-off-by: Luca Coelho <[email protected]>
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Start supporting API version 48 for 22000 series.
Signed-off-by: Luca Coelho <[email protected]>
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Instead of setting the TLC config command according to the
rates the peer supports, make sure that we aren't also
limited by our own rates, so take the minimum between the
peer's supported RX rates and our supported TX rates.
Signed-off-by: Liad Kaufman <[email protected]>
Signed-off-by: Luca Coelho <[email protected]>
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Support fseq tlv and print fseq version to dmesg.
Signed-off-by: Shahar S Matityahu <[email protected]>
Signed-off-by: Luca Coelho <[email protected]>
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When the interface that is requesting an FTM measurement is connected
to a BSS, it is possible that the FTM request was originated by an
RRM request from the AP. In this case the station needs to report
the measurement start time in terms of the TSF of the AP.
Since there is no indication in the FTM request itself if the TSF
is needed, always report the TSF if the station is associated.
Signed-off-by: Avraham Stern <[email protected]>
Signed-off-by: Luca Coelho <[email protected]>
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Add new definitions for the WoWLAN patterns API version 2 and support
for version 2 of the WoWLAN patterns command without implementing the
new features. With this commit we only supporting the existing
bitmask pattern match. Use the new version only if the TLV is set.
Signed-off-by: Luca Coelho <[email protected]>
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If for some reason the device gives us an RX interrupt before we're
ready for it, perhaps during device power-on with misconfigured IRQ
causes mapping or so, we can crash trying to access the queues.
Prevent that by checking that we actually have RXQs and that they
were properly allocated.
Signed-off-by: Johannes Berg <[email protected]>
Signed-off-by: Luca Coelho <[email protected]>
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This will let us introduce a mechanism to start with rfkill
faked, and put 0 here to override it.
Signed-off-by: Johannes Berg <[email protected]>
Signed-off-by: Luca Coelho <[email protected]>
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commit 2785ce008e3b ("iwlwifi: support new NVM response API")
seems forgot use correct channel_profile in iwl_get_nvm when call
iwl_init_sbands().
Fixes: 2785ce008e3b ("iwlwifi: support new NVM response API")
Signed-off-by: YueHaibing <[email protected]>
Signed-off-by: Luca Coelho <[email protected]>
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ath10k_mac_vif_chan() always returns an error for the given vif
during system-wide resume which reliably triggers two WARN_ON()s
in ath10k_bss_info_changed() and they are not particularly
useful in that code path, so drop them.
Tested: QCA6174 hw3.2 PCI with WLAN.RM.2.0-00180-QCARMSWPZ-1
Tested: QCA6174 hw3.2 SDIO with WLAN.RMH.4.4.1-00007-QCARMSWP-1
Fixes: cd93b83ad927 ("ath10k: support for multicast rate control")
Fixes: f279294e9ee2 ("ath10k: add support for configuring management packet rate")
Cc: [email protected]
Reviewed-by: Brian Norris <[email protected]>
Tested-by: Brian Norris <[email protected]>
Tested-by: Claire Chang <[email protected]>
Signed-off-by: Rafael J. Wysocki <[email protected]>
Signed-off-by: Kalle Valo <[email protected]>
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Commit 25733c4e67df ("ath10k: pci: use mutex for diagnostic window CE
polling") introduced a regression where we try to sleep (grab a mutex)
in an atomic context:
[ 233.602619] BUG: sleeping function called from invalid context at kernel/locking/mutex.c:254
[ 233.602626] in_atomic(): 1, irqs_disabled(): 0, pid: 0, name: swapper/0
[ 233.602636] CPU: 0 PID: 0 Comm: swapper/0 Tainted: G W 5.1.0-rc2 #4
[ 233.602642] Hardware name: Google Scarlet (DT)
[ 233.602647] Call trace:
[ 233.602663] dump_backtrace+0x0/0x11c
[ 233.602672] show_stack+0x20/0x28
[ 233.602681] dump_stack+0x98/0xbc
[ 233.602690] ___might_sleep+0x154/0x16c
[ 233.602696] __might_sleep+0x78/0x88
[ 233.602704] mutex_lock+0x2c/0x5c
[ 233.602717] ath10k_pci_diag_read_mem+0x68/0x21c [ath10k_pci]
[ 233.602725] ath10k_pci_diag_read32+0x48/0x74 [ath10k_pci]
[ 233.602733] ath10k_pci_dump_registers+0x5c/0x16c [ath10k_pci]
[ 233.602741] ath10k_pci_fw_crashed_dump+0xb8/0x548 [ath10k_pci]
[ 233.602749] ath10k_pci_napi_poll+0x60/0x128 [ath10k_pci]
[ 233.602757] net_rx_action+0x140/0x388
[ 233.602766] __do_softirq+0x1b0/0x35c
[...]
ath10k_pci_fw_crashed_dump() is called from NAPI contexts, and firmware
memory dumps are retrieved using the diag memory interface.
A simple reproduction case is to run this on QCA6174A /
WLAN.RM.4.4.1-00132-QCARMSWP-1, which happens to be a way to b0rk the
firmware:
dd if=/sys/kernel/debug/ieee80211/phy0/ath10k/mem_value bs=4K count=1
of=/dev/null
(NB: simulated firmware crashes, via debugfs, don't trigger firmware
dumps.)
The fix is to move the crash-dump into a workqueue context, and avoid
relying on 'data_lock' for most mutual exclusion. We only keep using it
here for protecting 'fw_crash_counter', while the rest of the coredump
buffers are protected by a new 'dump_mutex'.
I've tested the above with simulated firmware crashes (debugfs 'reset'
file), real firmware crashes (the 'dd' command above), and a variety of
reboot and suspend/resume configurations on QCA6174A.
Reported here:
http://lkml.kernel.org/linux-wireless/[email protected]
Fixes: 25733c4e67df ("ath10k: pci: use mutex for diagnostic window CE polling")
Signed-off-by: Brian Norris <[email protected]>
Signed-off-by: Kalle Valo <[email protected]>
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git://git.kernel.org/pub/scm/linux/kernel/git/linusw/linux-nomadik into arm/soc
This modernizes the IXP4xx platform and adds initial Device Tree
Support. We migrate to MULTI_IRQ_HANDLER, bumps the IRQs to
offset 16, converts to SPARSE_IRQ, then we add proper subsystem
drivers in each subsystem for irqchip, GPIO and clocksource and
switch over to using these new drivers.
Next we modernize the NPE and QMGR drivers and push them down
into drivers/soc.
This has been tested on the IXP4xx NSLU2 and the Gateworks
GW2358-4.
* tag 'ixp4xx-for-armsoc' of git://git.kernel.org/pub/scm/linux/kernel/git/linusw/linux-nomadik: (31 commits)
ARM: dts: Add queue manager and NPE to the IXP4xx DTSI
soc: ixp4xx: qmgr: Add DT probe code
soc: ixp4xx: qmgr: Add DT bindings for IXP4xx qmgr
soc: ixp4xx: npe: Add DT probe code
soc: ixp4xx: Add DT bindings for IXP4xx NPE
soc: ixp4xx: qmgr: Pass resources
soc: ixp4xx: Remove unused functions
soc: ixp4xx: Uninline several functions
soc: ixp4xx: npe: Pass addresses as resources
ARM: ixp4xx: Turn the QMGR into a platform device
ARM: ixp4xx: Turn the NPE into a platform device
ARM: ixp4xx: Move IXP4xx QMGR and NPE headers
ARM: ixp4xx: Move NPE and QMGR to drivers/soc
ARM: dts: Add some initial IXP4xx device trees
ARM: ixp4xx: Add device tree boot support
ARM: ixp4xx: Add DT bindings
gpio: ixp4xx: Add OF probing support
gpio: ixp4xx: Add DT bindings
clocksource/drivers/ixp4xx: Add OF initialization support
clocksource/drivers/ixp4xx: Add DT bindings
...
Signed-off-by: Olof Johansson <[email protected]>
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The header file is the only thing preventing us from building the
driver in a cross-platform configuration, so move the structure
we are interested in to the global platform_data location
and enable compile testing.
Acked-by: Alexander Sverdlin <[email protected]>
Acked-by: H Hartley Sweeten <[email protected]>
Signed-off-by: Arnd Bergmann <[email protected]>
Signed-off-by: Olof Johansson <[email protected]>
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Considering that in polling mode each link drop will be latched,
settings can't have changed if link was up and is up.
Signed-off-by: Heiner Kallweit <[email protected]>
Signed-off-by: David S. Miller <[email protected]>
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Daniel Borkmann says:
====================
pull-request: bpf-next 2019-04-28
The following pull-request contains BPF updates for your *net-next* tree.
The main changes are:
1) Introduce BPF socket local storage map so that BPF programs can store
private data they associate with a socket (instead of e.g. separate hash
table), from Martin.
2) Add support for bpftool to dump BTF types. This is done through a new
`bpftool btf dump` sub-command, from Andrii.
3) Enable BPF-based flow dissector for skb-less eth_get_headlen() calls which
was currently not supported since skb was used to lookup netns, from Stanislav.
4) Add an opt-in interface for tracepoints to expose a writable context
for attached BPF programs, used here for NBD sockets, from Matt.
5) BPF xadd related arm64 JIT fixes and scalability improvements, from Daniel.
6) Change the skb->protocol for bpf_skb_adjust_room() helper in order to
support tunnels such as sit. Add selftests as well, from Willem.
7) Various smaller misc fixes.
====================
Signed-off-by: David S. Miller <[email protected]>
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When I rebased Greg's patch, I accidentally left the old if block that
was already there. Remove it.
Fixes: 154d4899e411 ("iwlwifi: mvm: properly check debugfs dentry before using it")
Signed-off-by: Luca Coelho <[email protected]>
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We introduced a bug that prevented this old device from
working. The driver would simply not be able to complete
the INIT flow while spewing this warning:
CSR addresses aren't configured
WARNING: CPU: 0 PID: 819 at drivers/net/wireless/intel/iwlwifi/pcie/drv.c:917
iwl_pci_probe+0x160/0x1e0 [iwlwifi]
Cc: [email protected] # v4.18+
Fixes: a8cbb46f831d ("iwlwifi: allow different csr flags for different device families")
Signed-off-by: Emmanuel Grumbach <[email protected]>
Fixes: c8f1b51e506d ("iwlwifi: allow different csr flags for different device families")
Signed-off-by: Luca Coelho <[email protected]>
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We don't check for the validity of the lengths in the packet received
from the firmware. If the MPDU length received in the rx descriptor
is too short to contain the header length and the crypt length
together, we may end up trying to copy a negative number of bytes
(headlen - hdrlen < 0) which will underflow and cause us to try to
copy a huge amount of data. This causes oopses such as this one:
BUG: unable to handle kernel paging request at ffff896be2970000
PGD 5e201067 P4D 5e201067 PUD 5e205067 PMD 16110d063 PTE 8000000162970161
Oops: 0003 [#1] PREEMPT SMP NOPTI
CPU: 2 PID: 1824 Comm: irq/134-iwlwifi Not tainted 4.19.33-04308-geea41cf4930f #1
Hardware name: [...]
RIP: 0010:memcpy_erms+0x6/0x10
Code: 90 90 90 90 eb 1e 0f 1f 00 48 89 f8 48 89 d1 48 c1 e9 03 83 e2 07 f3 48 a5 89 d1 f3 a4 c3 66 0f 1f 44 00 00 48 89 f8 48 89 d1 <f3> a4 c3
0f 1f 80 00 00 00 00 48 89 f8 48 83 fa 20 72 7e 40 38 fe
RSP: 0018:ffffa4630196fc60 EFLAGS: 00010287
RAX: ffff896be2924618 RBX: ffff896bc8ecc600 RCX: 00000000fffb4610
RDX: 00000000fffffff8 RSI: ffff896a835e2a38 RDI: ffff896be2970000
RBP: ffffa4630196fd30 R08: ffff896bc8ecc600 R09: ffff896a83597000
R10: ffff896bd6998400 R11: 000000000200407f R12: ffff896a83597050
R13: 00000000fffffff8 R14: 0000000000000010 R15: ffff896a83597038
FS: 0000000000000000(0000) GS:ffff896be8280000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: ffff896be2970000 CR3: 000000005dc12002 CR4: 00000000003606e0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
iwl_mvm_rx_mpdu_mq+0xb51/0x121b [iwlmvm]
iwl_pcie_rx_handle+0x58c/0xa89 [iwlwifi]
iwl_pcie_irq_rx_msix_handler+0xd9/0x12a [iwlwifi]
irq_thread_fn+0x24/0x49
irq_thread+0xb0/0x122
kthread+0x138/0x140
ret_from_fork+0x1f/0x40
Fix that by checking the lengths for correctness and trigger a warning
to show that we have received wrong data.
Signed-off-by: Luca Coelho <[email protected]>
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During driver unload, hash/TCAM filter deletion doesn't wait for
completion.This patch deletes all the filters with completion before
clearing the resources.
Signed-off-by: Vishal Kulkarni <[email protected]>
Signed-off-by: David S. Miller <[email protected]>
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Remove the legacy method of probing the mv88e6xxx driver, now that all
the mainline boards have been converted to use mdio based probing for
a number of cycles.
Signed-off-by: Andrew Lunn <[email protected]>
Reviewed-by: Florian Fainelli <[email protected]>
Signed-off-by: David S. Miller <[email protected]>
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The REG_READ macro contains a return statement, making it not very
safe. Remove it by inlining the code.
Signed-off-by: Andrew Lunn <[email protected]>
Reviewed-by: Florian Fainelli <[email protected]>
Signed-off-by: David S. Miller <[email protected]>
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The REG_WRITE macro contains a return statement, making it not very
safe. Remove it by inlining the code.
Signed-off-by: Andrew Lunn <[email protected]>
Reviewed-by: Florian Fainelli <[email protected]>
Signed-off-by: David S. Miller <[email protected]>
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Pass around priv, not ds. This will help with changing to an mdio
driver, and makes this driver more like mv88e6xxx.
Signed-off-by: Andrew Lunn <[email protected]>
Reviewed-by: Florian Fainelli <[email protected]>
Signed-off-by: David S. Miller <[email protected]>
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Add an SPDX header, and remove the license text.
Signed-off-by: Andrew Lunn <[email protected]>
Reviewed-by: Florian Fainelli <[email protected]>
Signed-off-by: David S. Miller <[email protected]>
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The ibmvnic driver currently uses the same fixed name when using
request_irq, this makes it hard to parse when multiple VNIC devices are
available at the same time. This patch adds the unit_address as the device
identification along with an id for each queue.
The original idea was to use the interface name as an identifier, but it
is not feasible given these requests happen at adapter probe, and at this
point netdev is not yet registered so it doesn't have the proper name
assigned to it.
Signed-off-by: Murilo Fossa Vicentini <[email protected]>
Reviewed-by: Mauro S. M. Rodrigues <[email protected]>
Reviewed-by: Thomas Falcon <[email protected]>
Signed-off-by: David S. Miller <[email protected]>
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To fix the build.
Signed-off-by: David S. Miller <[email protected]>
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As a preparatory patch to add support for a switchdev based cpsw driver,
move common ethtool functions to separate cpsw-ethtool.c file so that they
can be used across both drivers. It will simplify CPSW driver code
maintenance also.
Signed-off-by: Grygorii Strashko <[email protected]>
Reviewed-by: Andrew Lunn <[email protected]>
Signed-off-by: David S. Miller <[email protected]>
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Switch CPSW driver to use the new MAC SL API.
Signed-off-by: Grygorii Strashko <[email protected]>
Signed-off-by: David S. Miller <[email protected]>
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The MAC SL submodule has a lot of common functions between many of TI SoCs
AM335x/AM437x/DRA7(AM57xx), Keystone 2 66AK2HK/E/L/G and K3 AM654, but
there are also differences especially in registers offsets and sets of
supported functions.
This patch introduces the MAC SL submodule API which is intended to provide
a common way to access the MAC SL submodule and hide HW integrations
details.
Signed-off-by: Grygorii Strashko <[email protected]>
Signed-off-by: Sekhar Nori <[email protected]>
Signed-off-by: David S. Miller <[email protected]>
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move common hw init code in separate function as preparation for adding new
switchdev driver.
Signed-off-by: Grygorii Strashko <[email protected]>
Signed-off-by: David S. Miller <[email protected]>
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desc_hw_addr
Use dma_addr_t for desc_mem_phys and desc_hw_addr to avoid types
conversions.
Signed-off-by: Grygorii Strashko <[email protected]>
Signed-off-by: David S. Miller <[email protected]>
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As a preparatory patch to add a switchdev based cpsw driver move the common
header definitions to cpsw_priv.h. The plan is to develop a new driver on
switchdev driver model and obsolete the current cpsw driver after all
required functions are added to the new driver. This patch allows the same
header file to be re-used on both drivers during the transition period.
Signed-off-by: Ilias Apalodimas <[email protected]>
Signed-off-by: Grygorii Strashko <[email protected]>
Signed-off-by: David S. Miller <[email protected]>
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Rework probe to group common hw initialization:
- group resources request at the beginning of the probe
- move net device initialization and registration at the end of the probe
- drop cpsw_slave_init
as preparation of refactoring of common hw initialization code to
separate function.
Signed-off-by: Grygorii Strashko <[email protected]>
Signed-off-by: David S. Miller <[email protected]>
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The Davinci MDIO in most of the case implemented as module inside of TI
CPSW subsystem and fully depends on CPSW to be enabled, but historically
it's implemented as separate Platform device/driver and defined in DT files
in two ways:
- as standalone node
- as child node of CPSW subsystem.
In later case it's required to split CPSW subsystem "reg" property to
exclude MDIO I/O range which is not useful.
Hence, replace devm_ioremap_resource() with devm_ioremap() to allow define
full I/O range in parent CPSW subsystem without spliting.
Signed-off-by: Grygorii Strashko <[email protected]>
Reviewed-by: Andrew Lunn <[email protected]>
Signed-off-by: David S. Miller <[email protected]>
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Do not delete multicast supervisory packet's (SUPER) entries while flushing
multicast addresses from ALE table cpsw_ale_flush_multicast(). Those
entries have to be added/removed only explicitly.
Signed-off-by: Grygorii Strashko <[email protected]>
Signed-off-by: David S. Miller <[email protected]>
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Now CPSW ALE will set/clean Host port bit in Unregistered Multicast Flood
Mask (UNREG_MCAST_FLOOD_MASK) for every VLAN without checking if this port
belongs to VLAN or not when ALLMULTI mode flag is set for nedev. This is
working in non dual_mac mode, but in dual_mac - it causes
enabling/disabling ALLMULTI flag for both ports.
Hence fix it by adding additional parameter to cpsw_ale_set_allmulti() to
specify ALE port number for which ALLMULTI has to be enabled and check if
port belongs to VLAN before modifying UNREG_MCAST_FLOOD_MASK.
Signed-off-by: Grygorii Strashko <[email protected]>
Signed-off-by: David S. Miller <[email protected]>
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Use ALE_PORT_HOST define for host port in cpsw_ale_set_allmulti() instead
of constants.
Reviewed-by: Andrew Lunn <[email protected]>
Signed-off-by: Grygorii Strashko <[email protected]>
Signed-off-by: David S. Miller <[email protected]>
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Use correct define ALE_SUPER for ALE Multicast Address Table Entry
Supervisory Packet (SUPER) bit setting instead of ALE_BLOCKED. No issues
were observed till now as it have never been set, but it's going to be used
by new CPSW switch driver.
Signed-off-by: Grygorii Strashko <[email protected]>
Signed-off-by: David S. Miller <[email protected]>
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Drop unnecessary wrapper function cpsw_tx_packet_submit() which is used
only in one place.
Reviewed-by: Andrew Lunn <[email protected]>
Signed-off-by: Grygorii Strashko <[email protected]>
Signed-off-by: David S. Miller <[email protected]>
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Use devm_alloc_etherdev_mqs() and simplify code.
Reviewed-by: Andrew Lunn <[email protected]>
Signed-off-by: Grygorii Strashko <[email protected]>
Signed-off-by: David S. Miller <[email protected]>
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Drop pinctrl_pm_select_default_state call from probe as default
pinctrl state is set by DD core.
Reviewed-by: Andrew Lunn <[email protected]>
Signed-off-by: Grygorii Strashko <[email protected]>
Signed-off-by: David S. Miller <[email protected]>
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Use local variable struct device *dev in probe to simplify code.
Signed-off-by: Grygorii Strashko <[email protected]>
Reviewed-by: Andrew Lunn <[email protected]>
Signed-off-by: David S. Miller <[email protected]>
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Update cpsw_split_res() to accept struct cpsw_common instead of
struct net_device to simplify code.
Signed-off-by: Grygorii Strashko <[email protected]>
Reviewed-by: Andrew Lunn <[email protected]>
Signed-off-by: David S. Miller <[email protected]>
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All TI drivers CPSW/NETCP can't work without ALE, hence simplify
build of those drivers by always linking cpsw_ale and drop
CONFIG_TI_CPSW_ALE config option.
Signed-off-by: Grygorii Strashko <[email protected]>
Reviewed-by: Andrew Lunn <[email protected]>
Signed-off-by: David S. Miller <[email protected]>
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Both drivers CPSW and EMAC can't work without CPDMA, hence simplify build
of those drivers by always linking davinci_cpdma and drop TI_DAVINCI_CPDMA
config option.
Note. the davinci_emac driver module was changed to "ti_davinci_emac" to
make build work.
Signed-off-by: Grygorii Strashko <[email protected]>
Reviewed-by: Andrew Lunn <[email protected]>
Signed-off-by: David S. Miller <[email protected]>
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Replace textual license with SPDX-License-Identifier.
Signed-off-by: Grygorii Strashko <[email protected]>
Reviewed-by: Andrew Lunn <[email protected]>
Signed-off-by: David S. Miller <[email protected]>
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Add options to strictly validate messages and dump messages,
sometimes perhaps validating dump messages non-strictly may
be required, so add an option for that as well.
Since none of this can really be applied to existing commands,
set the options everwhere using the following spatch:
@@
identifier ops;
expression X;
@@
struct genl_ops ops[] = {
...,
{
.cmd = X,
+ .validate = GENL_DONT_VALIDATE_STRICT | GENL_DONT_VALIDATE_DUMP,
...
},
...
};
For new commands one should just not copy the .validate 'opt-out'
flags and thus get strict validation.
Signed-off-by: Johannes Berg <[email protected]>
Signed-off-by: David S. Miller <[email protected]>
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