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When using new Multi-function modes it's possible that due to incompatible
configuration management FW will fallback into an existing mode.
Notice that at the moment this fallback is exactly the same as the already
existing switch-independent multi-function mode, but we still use existing
infrastructure to hold this information [in case some small differences will
arise in the future].
Signed-off-by: Yuval Mintz <Yuval.Mintz@qlogic.com>
Signed-off-by: Dmitry Kravkov <Dmitry.Kravkov@qlogic.com>
Signed-off-by: Ariel Elior <Ariel.Elior@qlogic.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
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Add support for a new multi-function mode based on the Unified Fabric Port
system specifications.
Support includes configuration of:
1. Outer vlan tags.
2. Bandwidth settings.
3. Virtual link enable/disable.
Signed-off-by: Yuval Mintz <Yuval.Mintz@qlogic.com>
Signed-off-by: Dmitry Kravkov <Dmitry.Kravkov@qlogic.com>
Signed-off-by: Ariel Elior <Ariel.Elior@qlogic.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
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Rearrange macros to query for storage-only modes in different MF environment.
Improves the readibility and maintainability of the code. E.g.:
- if (IS_MF_STORAGE_SD(bp) || IS_MF_FCOE_AFEX(bp))
+ if (IS_MF_STORAGE_ONLY(bp))
In addition, this removes the need for bnx2x_is_valid_ether_addr().
Signed-off-by: Dmitry Kravkov <Dmitry.Kravkov@qlogic.com>
Signed-off-by: Yuval Mintz <Yuval.Mintz@qlogic.com>
Signed-off-by: Ariel Elior <Ariel.Elior@qlogic.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
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Now that the GENET and SF2 drivers have been updated to communicate us
what is the revision of the BCM7xxx integrated PHY, utilize that
information in the config_init() callback to call into the appropriate
workaround function based on our revision.
While at it, we also print the revision and patch level to help debug
new chips.
Signed-off-by: Florian Fainelli <f.fainelli@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
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The integrated BCM7xxx PHY contains no useful revision information
in its MII_PHYSID2 bits 3:0, that information is instead contained in
the SWITCH_REG_PHY_REVISION register.
Read this register, store its value, and return it by implementing the
dsa_switch::get_phy_flags() callback accordingly. The register layout is
already matching what the BCM7xxx PHY driver is expecting to find.
Signed-off-by: Florian Fainelli <f.fainelli@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
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The integrated BCM7xxx PHY contains no useful revision information in
its MII_PHYSID2 bits 3:0, that information is instead contained in the
GENET hardware block.
We already read the GENET 32-bit revision register, so store the
integrated PHY revision in the driver private structure, and then
communicate this revision value to the PHY driver by overriding the
phy_flags value.
Signed-off-by: Florian Fainelli <f.fainelli@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
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Now that we have removed the need for the PHY_BRCM_100MBPS_WAR flag, we
can remove it from the GENET driver and the broadcom shared header file.
The PHY driver checks the PHY supported bitmask instead.
Signed-off-by: Florian Fainelli <f.fainelli@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
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There is no need for the PHY driver to check PHY_BRCM_100MBPS_WAR since
that is redundant with checking the PHY device supported features. Get
rid of that workaround flag.
Signed-off-by: Florian Fainelli <f.fainelli@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
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Commit f9a8f83b04e0 ("net: phy: remove flags argument from phy_{attach,
connect, connect_direct}") removed the flags argument to the PHY library
calls to: phy_{attach,connect,connect_direct}.
Most Device Tree aware drivers call of_phy_connect() with the flag
argument set to 0, but some of them might want to set a different value
there in order for the PHY driver to key a specific behavior based on
the phy_device::phy_flags value.
Allow such drivers to set custom phy_flags as part of the
of_phy_connect() call since of_phy_connect() does start the PHY state
machine, it will call into the PHY driver config_init() callback which
is usually where a specific phy_flags value is important.
Fixes: f9a8f83b04e0 ("net: phy: remove flags argument from phy_{attach, connect, connect_direct}")
Signed-off-by: Florian Fainelli <f.fainelli@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
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Simplify vxlan implementation using common UDP tunnel APIs.
Signed-off-by: Andy Zhou <azhou@nicira.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
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When enable three queues on imx6sx enet, and then do tx performance
test with iperf tool, after some time running, tx hang.
Found that:
If uDMA is running, software set TDAR may cause tx hang.
If uDMA is in idle, software set TDAR don't cause tx hang.
There is a TDAR race condition for mutliQ when the software sets TDAR
and the UDMA clears TDAR simultaneously or in a small window (2-4 cycles).
This will cause the udma_tx and udma_tx_arbiter state machines to hang.
The issue exist at i.MX6SX enet IP.
So, the Workaround is checking TDAR status four time, if TDAR cleared by
hardware and then write TDAR, otherwise don't set TDAR.
The patch is only one Workaround for the issue ERR007885.
Signed-off-by: Fugang Duan <B38611@freescale.com>
Signed-off-by: Frank Li <Frank.Li@freescale.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
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when enable interrupt coalesce, 8 BD is not enough.
Signed-off-by: Frank Li <Frank.Li@freescale.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
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i.MX6 SX support interrupt coalescence feature
By default, init the interrupt coalescing frame count threshold and
timer threshold.
Supply the ethtool interfaces as below for user tuning to improve
enet performance:
rx_max_coalesced_frames
rx_coalesce_usecs
tx_max_coalesced_frames
tx_coalesce_usecs
Signed-off-by: Fugang Duan <B38611@freescale.com>
Signed-off-by: Frank Li <Frank.Li@freescale.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
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check tx and rx queue seperately.
fix typo, "Invalidate" and "fail".
change pr_err to pr_warn.
Signed-off-by: Frank Li <Frank.Li@freescale.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
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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 4d494cdc92b3b9a0f5fb9e1560810fa27d5a0489
make.cross ARCH=m68k m5272c3_defconfig
make.cross ARCH=m68k
drivers/net/ethernet/freescale/fec.h:262:0: warning: "FEC_R_DES_START" redefined
#define FEC_R_DES_START(X) ((X == 1) ? FEC_R_DES_START_1 : \
^
drivers/net/ethernet/freescale/fec.h:158:0: note: this is the location of the previous definition
#define FEC_R_DES_START 0x3d0 /* Receive descriptor ring */
^
drivers/net/ethernet/freescale/fec.h:265:0: warning: "FEC_X_DES_START" redefined
#define FEC_X_DES_START(X) ((X == 1) ? FEC_X_DES_START_1 : \
...
Signed-off-by: Frank Li <Frank.Li@freescale.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
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This change makes it so that instead of passing and storing a mii_bus we
instead pass and store a host_dev. From there we can test to determine the
exact type of device, and can verify it is the correct device for our switch.
So for example it would be possible to pass a device pointer from a pci_dev
and instead of checking for a PHY ID we could check for a vendor and/or device
ID.
Signed-off-by: Alexander Duyck <alexander.h.duyck@intel.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
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Consolidate the calls to ASSERT_RTNL() before bond_select_active_slave()
inside bond_select_active_slave() itself and remove the ASSERT_RTNL()
from bond_hw_addr_swap() as it's not exported and its only caller -
bond_change_active_slave() already has an ASSERT_RTNL().
Signed-off-by: Nikolay Aleksandrov <nikolay@redhat.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
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First adjust a couple of locking comments that were left inaccurate,
then adjust comments to use the netdev styling and remove extra new
lines where necessary and add a couple of new lines between declarations
and code. These are all trivial styling changes, no functional change.
Also removed a couple of outdated or obvious comments.
This patch is by no means a complete fix of all netdev style violations
but it gets the bonding closer.
Signed-off-by: Nikolay Aleksandrov <nikolay@redhat.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
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__rlb_next_rx_slave() is a copy of rlb_next_rx_slave() with the
difference that it uses rcu primitives to walk the slave list. We don't
need the two functions and can make rlb_next_rx_slave() a wrapper for
callers which hold RTNL.
So add a comment and ASSERT_RTNL() to make sure what is intended.
Signed-off-by: Nikolay Aleksandrov <nikolay@redhat.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
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null-terminate in conjunction with strncpy
Replacing strncpy with strlcpy to avoid strings that lacks null terminate.
Signed-off-by: Rickard Strandqvist <rickard_strandqvist@spectrumdigital.se>
Signed-off-by: David S. Miller <davem@davemloft.net>
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conjunction with strncpy
Replacing strncpy with strlcpy to avoid strings that lacks null terminate.
Signed-off-by: Rickard Strandqvist <rickard_strandqvist@spectrumdigital.se>
Signed-off-by: David S. Miller <davem@davemloft.net>
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Use container_of instead of casting first structure member.
Compiled but untested.
Signed-off-by: Fabian Frederick <fabf@skynet.be>
Signed-off-by: David S. Miller <davem@davemloft.net>
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Use container_of instead of casting first structure member.
ARM cross-compiled but untested.
Signed-off-by: Fabian Frederick <fabf@skynet.be>
Signed-off-by: David S. Miller <davem@davemloft.net>
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Print the IP revision when probing.
Signed-off-by: Bo Shen <voice.shen@atmel.com>
Signed-off-by: Nicolas Ferre <nicolas.ferre@atmel.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
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Software clear the MDIO interrupt before MDIO bus access, but
MAC still generate MDIO interrupt. The issue only happen on
imx6slx chip.
CPU: 0 PID: 1 Comm: swapper/0 Not tainted 3.17.0-rc1-00399-g0bcad17 #315
Backtrace:
[<800121fc>] (dump_backtrace) from [<800124e0>] (show_stack+0x18/0x1c)
r6:8096e534 r5:8096e534 r4:00000000 r3:00000000
[<800124c8>] (show_stack) from [<806a4c60>] (dump_stack+0x8c/0xa4)
[<806a4bd4>] (dump_stack) from [<80060ab8>] (__lock_acquire+0x1814/0x1c40)
r6:be078000 r5:be074000 r4:be03f6e4 r3:be078000
[<8005f2a4>] (__lock_acquire) from [<800616e0>] (lock_acquire+0x70/0x84)
r10:809ada33 r9:be010600 r8:00000096 r7:00000001 r6:be074000 r5:00000000
r4:60000193
[<80061670>] (lock_acquire) from [<806abb20>] (_raw_spin_lock_irqsave+0x40/0x54)
r7:00000000 r6:8005a3f8 r5:00000193 r4:be03f6d4
[<806abae0>] (_raw_spin_lock_irqsave) from [<8005a3f8>] (complete+0x1c/0x4c)
r6:80950904 r5:be03f6d0 r4:be03f6d4
[<8005a3dc>] (complete) from [<8041b4c0>] (fec_enet_interrupt+0x128/0x164)
r6:80950904 r5:00800000 r4:be03f000 r3:00000000
[<8041b398>] (fec_enet_interrupt) from [<8006aeac>] (handle_irq_event_percpu+0x38/0x13c)
r6:00000000 r5:be01065c r4:be399e00 r3:8041b398
[<8006ae74>] (handle_irq_event_percpu) from [<8006aff4>] (handle_irq_event+0x44/0x64)
r10:be03f000 r9:80989fe0 r8:00000000 r7:00000096 r6:be399e00 r5:be01065c
r4:be010600
[<8006afb0>] (handle_irq_event) from [<8006e3e8>] (handle_fasteoi_irq+0xc8/0x1bc)
r6:8096e764 r5:be01065c r4:be010600 r3:00000000
[<8006e320>] (handle_fasteoi_irq) from [<8006a63c>] (generic_handle_irq+0x30/0x44)
r6:be074010 r5:80945e4c r4:00000096 r3:8006e320
[<8006a60c>] (generic_handle_irq) from [<8000f218>] (handle_IRQ+0x54/0xbc)
r4:80950d74 r3:00000180
[<8000f1c4>] (handle_IRQ) from [<800086cc>] (gic_handle_irq+0x30/0x68)
r8:be3ab478 r7:c080e100 r6:be075bd8 r5:80950eec r4:c080e10c r3:000000a0
[<8000869c>] (gic_handle_irq) from [<80013064>] (__irq_svc+0x44/0x5c)
Signed-off-by: Fugang Duan <B38611@freescale.com>
Signed-off-by: Frank Li <Frank.Li@freescale.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
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i.MX6 SX change FEC alignment requirement.
i.MX6 SX change internal bus from AHB to AXI.
It require RX buffer must be 64 bytes alignment.
And remove TX buffer alignment requirement.
Signed-off-by: Fugang Duan <B38611@freescale.com>
Signed-off-by: Frank Li <Frank.Li@freescale.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
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Add compatible string "fsl,imx6sx-fec" for i.MX6SX.
Signed-off-by: Fugang Duan <B38611@freescale.com>
Signed-off-by: Frank Li <Frank.Li@freescale.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
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i.MX6SX Enet-AVB support 3 tx queues, 3 rx queues.
For tx queues: ring 0 -> best effort
ring 1 -> Class A
ring 2 -> Class B
For rx queues:
ring 0 -> best effort
ring 1 -> receive VLAN packet with classification match
ring 2 -> receive VLAN packet with classification match
Add enet-avb IP multiqueue support for the driver.
Signed-off-by: Fugang Duan <B38611@freescale.com>
Signed-off-by: Frank Li <Frank.Li@freescale.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
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For i.MX6SX enet use AXI bus, reset MAC will make system bus dead
if ENET-AXI bus has pending access (AHB bus should not have such issue).
So, disable enet with AVB MAC instead of reset MAC itself.
Signed-off-by: Fugang Duan <B38611@freescale.com>
Signed-off-by: Frank Li <Frank.Li@freescale.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
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initilized all queues according to queue number get from DT file.
Signed-off-by: Frank Li <Frank.Li@freescale.com>
Signed-off-by: Duan Fugang <B38611@freescale.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
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By default, the tx/rx queue number is 1, user can config the queue number
at DTS file like this:
fsl,num-tx-queues=<3>;
fsl,num-rx-queues=<3>
Since i.MX6SX enet-AVB IP support multi queues, so use multi queues
interface to allocate and set up an Ethernet device.
Signed-off-by: Fugang Duan <B38611@freescale.com>
Signed-off-by: Frank Li <Frank.Li@freescale.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
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This patch just change data structure to support multi-queue.
Only 1 queue enabled.
Ethernet multiqueue mechanism can improve performance in SMP system.
For single hw queue, multiqueue can balance cpu loading.
For multi hw queues, multiple cores can process network packets in parallel,
and refer the article for the detail advantage for multiqueue:
http://vger.kernel.org/~davem/davem_nyc09.pdf
Signed-off-by: Fugang Duan <B38611@freescale.com>
Signed-off-by: Frank Li <frank.li@freescale.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
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Add enet AVB feature macro define for imx6sx.
Signed-off-by: Fugang Duan <B38611@freescale.com>
Signed-off-by: Frank Li <Frank.Li@freescale.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
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i.MX6sx enet has below clocks for user config:
clk_ipg: ipg_clk_s, ipg_clk_mac0_s, 66Mhz
clk_ahb: enet system clock, it is enet AXI clock for imx6sx.
For imx6sx, it alos is the clock source of interrupt coalescing.
The clock range: 200Mhz ~ 266Mhz.
clk_ref: refrence clock for tx and rx. For imx6sx enet RGMII mode,
the refrence clock is 125Mhz coming from internal PLL or external.
In i.MX6sx-arm2 board, the clock is from internal PLL.
clk_ref is optional, depends on board.
clk_enet_out: The clock can be output from internal PLL. It can supply 50Mhz
clock for phy. clk_enet_out is optional, depends on chip and board.
clk_ptp: 1588 ts clock. It is optional, depends on chip.
The patch add clk_ref to distiguish the different clocks.
Signed-off-by: Fugang Duan <B38611@freescale.com>
Signed-off-by: Frank Li <Frank.Li@freescale.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
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This is the Marvell driver with some cleanups by Claudio Leite
and myself.
Signed-off-by: Andrew Lunn <andrew@lunn.ch>
Cc: Claudio Leite <leitec@staticky.com>
Signed-off-by: Claudio Leite <leitec@staticky.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
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Currently PCIe error reporting is enabled only on PFs. This patch enables
this feature on VFs too as Lancer VFs support it.
Signed-off-by: Kalesh AP <kalesh.purayil@emulex.com>
Signed-off-by: Sathya Perla <sathya.perla@emulex.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
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The MODIFY_EQ_DELAY FW cmd on Lancer is supported for a max of 8 EQs per cmd.
Signed-off-by: Kalesh AP <kalesh.purayil@emulex.com>
Signed-off-by: Sathya Perla <sathya.perla@emulex.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
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Report the ethtool port-type/supported/advertising values based on the
cable_type for QSFP and SFP+ interfaces. The cable_type is parsed from
the transceiver data fetched from the FW.
Signed-off-by: Ravikumar Nelavelli <ravikumar.nelavelli@emulex.com>
Signed-off-by: Suresh Reddy <Suresh.Reddy@emulex.com>
Signed-off-by: Sathya Perla <sathya.perla@emulex.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
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This patch adds support for the dump-module-eeprom and module-info
ethtool options.
Signed-off-by: Mark Leonard <mark.leonard@emulex.com>
Signed-off-by: Suresh Reddy <Suresh.Reddy@emulex.com>
Signed-off-by: Sathya Perla <sathya.perla@emulex.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
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In some configurations the FW doesn't allow changing flow control settings
of a link. Unless a v1 version of the SET_FLOW_CONTROL cmd is used, the FW
doesn't report an error to the driver.
Signed-off-by: Suresh Reddy <Suresh.Reddy@emulex.com>
Signed-off-by: Sathya Perla <sathya.perla@emulex.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
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In the RX path, the driver currently consumes upto 64 (budget) packets in
one NAPI sweep. When the size of the packet received is larger than a
fragment size (2K), more than one fragment is consumed for each packet.
As the driver currently posts a max of 64 fragments, all the consumed
fragments may not be replenished. This can cause avoidable drops in RX path.
This patch fixes this by posting a max(consumed_frags, 64) frags. This is
done only when there are atleast 64 free slots in the RXQ.
Signed-off-by: Ajit Khaparde <ajit.khaparde@emulex.com>
Signed-off-by: Kalesh AP <kalesh.purayil@emulex.com>
Signed-off-by: Sathya Perla <sathya.perla@emulex.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
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Replace strcpy with strlcpy, as it avoids a possible buffer overflow.
Signed-off-by: Sathya Perla <sathya.perla@emulex.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
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This patch fixes the following minor issues with log messages in be2net:
1) Period is not required at the end of log message.
2) Remove "Unknown grp5 event" logs to reduce noise. The driver can safely
ignore async events from FW it's not interested in.
3) Reword a log message for better readability to say that SRIOV
"is disabled" rather than "not supported".
Signed-off-by: Vasundhara Volam <vasundhara.volam@emulex.com>
Signed-off-by: Sathya Perla <sathya.perla@emulex.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
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Now that we introduced an additional multiplexing/demultiplexing layer
with commit 3e8a72d1dae37 ("net: dsa: reduce number of protocol hooks")
that lives within the DSA code, we no longer need to have a given switch
driver tag_protocol be an actual ethertype value, instead, we can
replace it with an enum: dsa_tag_protocol.
Do this replacement in the drivers, which allows us to get rid of the
cpu_to_be16()/htons() dance, and remove ETH_P_BRCMTAG since we do not
need it anymore.
Suggested-by: Alexander Duyck <alexander.duyck@gmail.com>
Signed-off-by: Florian Fainelli <f.fainelli@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
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Support hw VLAN for tx and rx. And enable them by default.
Signed-off-by: Hayes Wang <hayeswang@realtek.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
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In case of error, the function devm_ioremap_resource() returns
ERR_PTR() and never returns NULL. The NULL test in the return
value check should be replaced with IS_ERR().
Signed-off-by: Wei Yongjun <yongjun_wei@trendmicro.com.cn>
Signed-off-by: David S. Miller <davem@davemloft.net>
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Now that locks have been removed, remove some unnecessary comments and
adjust others to reflect reality. Also add a comment to "mode_lock" to
describe its current users and give a brief summary why they need it.
Signed-off-by: Nikolay Aleksandrov <nikolay@redhat.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
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Now that we have bond->mode_lock, we can remove the state_machine_lock
and use it in its place. There're no fast paths requiring the per-port
spinlocks so it should be okay to consolidate them into mode_lock.
Also move it inside the unbinding function as we don't want to expose
mode_lock outside of the specific modes.
Suggested-by: Jay Vosburgh <jay.vosburgh@canonical.com>
Signed-off-by: Nikolay Aleksandrov <nikolay@redhat.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
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The ALB/TLB specific spinlocks are no longer necessary as we now have
bond->mode_lock for this purpose, so convert them and remove them from
struct alb_bond_info.
Also remove the unneeded lock/unlock functions and use spin_lock/unlock
directly.
Suggested-by: Jay Vosburgh <jay.vosburgh@canonical.com>
Signed-off-by: Nikolay Aleksandrov <nikolay@redhat.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
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curr_slave_lock is now a misleading name, a much better name is
mode_lock as it'll be used for each mode's purposes and it's no longer
necessary to use a rwlock, a simple spinlock is enough.
Suggested-by: Jay Vosburgh <jay.vosburgh@canonical.com>
Signed-off-by: Nikolay Aleksandrov <nikolay@redhat.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
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