Граф коммитов

443753 Коммитов

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David S. Miller 648d4febcc Merge branch 'master' of git://git.kernel.org/pub/scm/linux/kernel/git/jkirsher/net-next
Jeff Kirsher says:

====================
Intel Wired LAN Driver Updates

This series contains updates to i40e and i40evf.

Kevin updates the i40e and i40evf driver i40e_check_asq_alive() to ensure
the length register offset is non-zero which indicates that the software
has initialized the admin queue.  Also removes PCTYPE definitions which are
now reserved.

Mitch enables descriptor prefetch for rings belonging to the virtual function.
Also configures the VF minimum transmit rate to 50 Mbps rather than 0 which was
be interpreted as no limit at all.  Mitch found in order for the VF to achieve
its programmed transmit rate, we need to set the max credit value to 4.
Lastly fixes a Tx hang and firmware crash that happens after setting the MTU
on a VF by not using the RESETTING state during reinit, this is because
the RESETTING state means that a catastrophic hardware bad thing is happening
and the driver needs to tiptoe around and not use the admin queue or registers.
A reinit is no big deal and we can use the admin queue (and we should) so
do not set the state to RESETTING during reinit to resolve the bug.

Akeem changes the declaration of the transmit and receive rings inside
several loops to eliminate declaring the same ring every time for the
duration of the loop and declares them just once before the loop.  Also fixes
the driver to clear the recovery pending bit if pf_reset fails instead of
falling through the setup process.

Anjali makes a change based on feedback from Ben Hutchings that cmd->data
needs to be reported in ETHTOOL_GRXCLSRLCNT and use a helper function to
calculate the total filter count.

Jesse removes storm control since the storm control features are not apart
of the hardware and were mistakenly left in the code.

Greg changes tx_lpi_status and rx_lpi_status from bool to u32 to avoid
sparse errors.

Shannon adds the clear_pxe AdminQ API call to tell the firmware that the
driver is taking over from PXE.  In addition, relaxes the firmware API
check to allow more flexibility in handling newer NICs and NVMs in the field.

Vasu ensures that FCoE is disabled for MFP modes since it is not supported
by overriding the hardware FCoE capability.
====================

Signed-off-by: David S. Miller <davem@davemloft.net>
2014-05-30 17:51:27 -07:00
Himangi Saraogi 47162c0b7e af_key: Replace comma with semicolon
This patch replaces a comma between expression statements by a semicolon.

A simplified version of the semantic patch that performs this
transformation is as follows:

// <smpl>
@r@
expression e1,e2,e;
type T;
identifier i;
@@

 e1
-,
+;
 e2;
// </smpl>

Signed-off-by: Himangi Saraogi <himangi774@gmail.com>
Acked-by: Julia Lawall <julia.lawall@lip6.fr>
Signed-off-by: David S. Miller <davem@davemloft.net>
2014-05-30 17:48:58 -07:00
Himangi Saraogi 01728371dc rds/tcp_listen: Replace comma with semicolon
This patch replaces a comma between expression statements by a semicolon.

A simplified version of the semantic patch that performs this
transformation is as follows:

// <smpl>
@r@
expression e1,e2,e;
type T;
identifier i;
@@

 e1
-,
+;
 e2;
// </smpl>

Signed-off-by: Himangi Saraogi <himangi774@gmail.com>
Acked-by: Julia Lawall <julia.lawall@lip6.fr>
Signed-off-by: David S. Miller <davem@davemloft.net>
2014-05-30 17:48:58 -07:00
Himangi Saraogi cc2afe9fe2 RDS/RDMA: Replace comma with semicolon
This patch replaces a comma between expression statements by a semicolon.

A simplified version of the semantic patch that performs this
transformation is as follows:

// <smpl>
@r@
expression e1,e2,e;
type T;
identifier i;
@@

 e1
-,
+;
 e2;
// </smpl>

Signed-off-by: Himangi Saraogi <himangi774@gmail.com>
Acked-by: Julia Lawall <julia.lawall@lip6.fr>
Signed-off-by: David S. Miller <davem@davemloft.net>
2014-05-30 17:48:58 -07:00
Himangi Saraogi 70cb4a4526 ipmr: Replace comma with semicolon
This patch replaces a comma between expression statements by a semicolon.

A simplified version of the semantic patch that performs this
transformation is as follows:

// <smpl>
@r@
expression e1,e2,e;
type T;
identifier i;
@@

 e1
-,
+;
 e2;
// </smpl>

Signed-off-by: Himangi Saraogi <himangi774@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
2014-05-30 17:48:57 -07:00
David S. Miller e9bcbc970a Merge branch 's390-next'
Frank Blaschka says:

====================
s390: network patches for net-next V1

here are some s390 related patches for net-next
Added some style fixing reported by David Laight.
====================

Signed-off-by: David S. Miller <davem@davemloft.net>
2014-05-30 17:35:32 -07:00
Ursula Braun a68be015ae s390/net: fix format string mismatches
cppcheck blamed some issues in drivers/s390/net/...
They are fixed here.

Signed-off-by: Ursula Braun <ursula.braun@de.ibm.com>
Signed-off-by: Frank Blaschka <blaschka@linux.vnet.ibm.com>
Reported-by: Toralf Foerster <toralf.foerster@gmx.de>
Signed-off-by: David S. Miller <davem@davemloft.net>
2014-05-30 17:35:23 -07:00
Rickard Strandqvist e95051ff5a qeth: Fix for possible null pointer dereference
There is otherwise a risk of a possible null pointer dereference.

Was largely found by using a static code analysis program called cppcheck.

Signed-off-by: Rickard Strandqvist <rickard_strandqvist@spectrumdigital.se>
Signed-off-by: Frank Blaschka <blaschka@linux.vnet.ibm.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
2014-05-30 17:35:23 -07:00
Ursula Braun 4d520f62e0 af_iucv: correct cleanup if listen backlog is full
In case of transport HIPER a sock struct is allocated for an incoming
connect request. If the backlog queue is full this socket is not
needed, but is left in the list of af_iucv sockets. Final socket
release posts console message "Attempt to release alive iucv socket".
This patch makes sure the new created socket is cleaned up correctly
if the backlog queue is full.

Signed-off-by: Ursula Braun <ursula.braun@de.ibm.com>
Signed-off-by: Frank Blaschka <blaschka@linux.vnet.ibm.com>
Reported-by: Philipp Hachtmann <phacht@linux.vnet.ibm.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
2014-05-30 17:35:23 -07:00
Philipp Hachtmann 53a4b4995e af_iucv: Add automatic (source) iucv_name to bind
If a socket is bound to an address using before calling connect
it is usual to leave it to the network system to choose an appropriate
outgoing application name respective port address.
af_iucv on VM uses a counter and uses simple numbers as unique identifiers.
This behaviour was missing when af_iucv is used with HiperSockets.

This patch contains a simple approach to harmonize af_iucv's behaviour.

Signed-off-by: Philipp Hachtmann <phacht@linux.vnet.ibm.com>
Signed-off-by: Frank Blaschka <blaschka@linux.vnet.ibm.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
2014-05-30 17:35:23 -07:00
David S. Miller 078252e0e8 Merge branch 'be2net-next'
Sathya Perla says:

====================
be2net: patch set

Patch 1 is a minor optimization for issuing multicast promisc FW cmd
only when the interface is not already in that mode.

Patch 2 provides support for VF TX-rate setting on Skyhawk-R.

Patch 3 provides support for flashing new FW flash regions.

Patches 4, 5, 6 cleanup the MCC processing (for FW cmds) code in be_cmds.c.
The MCC error reporting and event handling code are areas that needed
cleanup.
====================

Signed-off-by: David S. Miller <davem@davemloft.net>
2014-05-30 17:27:39 -07:00
Sathya Perla 3acf19d949 be2net: cleanup MCC async event processing code
The MCC async event processing code has 2 issues:
a) because of long struct names the code indentation is badly broken
b) description and definitions of how an MCC completion is interpreted as
   an async event are confusing (for e.g. the last word of an MCC event is
   named "code", while "code" is just a sub-field of the last word.)

This patch fixes the structure definitions, comments and re-factors code
as needed.

Signed-off-by: Sathya Perla <sathya.perla@emulex.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
2014-05-30 17:27:33 -07:00
Sathya Perla 559b633f42 be2net: move async cmd processing to a separate routine
For some FW cmds, the caller just issues the cmd and doesn't wait for a
response. The response handling is done in the MCCQ compl processing context
only. Move this code into a separate routine to make be_mcc_compl_process()
more manageable.

Signed-off-by: Sathya Perla <sathya.perla@emulex.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
2014-05-30 17:27:33 -07:00
Kalesh AP 4c60005fe7 be2net: re-factor MCCQ error status handling code
This patch improves MCCQ error status handling in the following ways:
a) A MCC cmd completion returns a base-status and an addl-status.
So far, the routine be_mcc_compl_process() returned only the "status" value.
Now, embedd both statuses in the return value and let the caller routine access
the value of interest using base_status() and addl_status() macros.

b) Rename variables accordingly (base/addl) to avoid confusion while error
checking.

b) Some of the errors returned by FW are harmless and so an error msg is not
logged for such errors. Capture this logic in a separate routine to make the
code more readable.

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>
2014-05-30 17:27:33 -07:00
Vasundhara Volam 96c9b2e45e be2net: support flashing new regions on Skyhawk-R
Certain new flash regions have been added to Skyhawk-R FW image. The newer
FW images specify op_types for each region. A region is flashed only
when it's CRC doesn't match that of the region on the HW flash. While
upgrading to a new FW image the driver is expected to tolerate certain
errors.

This patch re-factors code under be_flash() to support the above scheme.
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>
2014-05-30 17:27:33 -07:00
Ravikumar Nelavelli 0f77ba7353 be2net: fixup TX-rate setting code for Skyhawk-R
Skyhawk-R FW supports TX-rate setting only as a % value of the link
speed, set via the SET_PROFILE_CONFIG cmd.

This patch makes the necessary changes to the FW cmd descriptors to support
the above change and also introduces checks in be_set_vf_tx_rate() to allow
only discrete values (that map to % of the link-speed).

Signed-off-by: Sathya Perla <sathya.perla@emulex.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
2014-05-30 17:27:33 -07:00
Kalesh AP a079488570 be2net: skip multicast promiscuos setting in already set
Set mc-promisc (multicast promiscuous) mode on an interface, only if it is
*not already* in that mode.

Also removed logs that report interface being set to multicast
promiscous mode. In an earlier comment on the netdev list such log messages
were deemed unnecessary as this behaviour is common across most of the
ethernet drivers.

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>
2014-05-30 17:27:33 -07:00
David S. Miller 4d1cdf1db6 Merge branch 'for-davem' of git://git.kernel.org/pub/scm/linux/kernel/git/linville/wireless-next
John W. Linville says:

====================
Please pull this batch of updates intended for 3.16...

For the mac80211 bits, Johannes says:

"Here I just have Heikki's rfkill GPIO cleanups.

The ARM/tegra patch is OK with the maintainer (Stephen). Let me know of
any problems."

and;

"We have a whole bunch of work on CSA by Andrei, Luca and Michal, but
unfortunately it doesn't seem quite complete yet so it's still disabled.
There's some TDLS work from Arik, and the rest is mostly minor fixes and
cleanups."

For the NFC bits, Samuel says:

"This is the NFC pull request for 3.16. We have:

- STMicroeectronics st21nfca support. The st21nfca is an HCI chipset and
  thus relies on the HCI stack. This submission provides support for tag
  redaer/writer mode (including Type 5) and device tree bindings.

- PM runtime support and a bunch of bug fixes for TI's trf7970a.

- Device tree support for NXP's pn544. Legacy platform data support is
  obviously kept intact.

- NFC Tag type 4B support to the NFC Digital stack.

- SOCK_RAW type support to the raw NFC socket, and allow NCI
  sniffing from that. This can be extended to report HCI frames and also
  proprietarry ones like e.g. the pn533 ones."

For the iwlwifi bits, Emmanuel says:

"Eran continues to work on new devices, Eyal is still digging in
the rate control stuff, and Johannes added new functionality to the
debug system we have in place now along with a few cleanups he made
on the way.  That's pretty much it."

and;

"Avri continues to work on the power code and Eran is improving the
NVM handling as a preparations for new devices on which he works
with Liad. Luca cleans up a bit the code while working on CSA. I have
the regular BT Coex stuff and a small lockdep fix. Johannes has his
regular amount of clean ups and improvements, the main one is the
ability to leave 2 chains open to improve diversity and hence the
throughput in high attenuation scenarios."

and;

"The regular amount of housekeeping here. I merged iwlwifi-fixes.git to
be able to add the patch you didn't want in wireless.git at that stage
of the -rc cycle.  Luca has a few preparations for CSA implementation
and also what seems to be a bugfix for P2P but hasn't caused issues
we could notice."

For the Atheros bits, Kalle says:

"For ath10k Michal did various small fixes on how we handle
hardware/firmware problems and he also fixed two memory leaks."

Also included are a couple of pulls from the wireless tree to
avoid/resolve merge issues...
====================

Signed-off-by: David S. Miller <davem@davemloft.net>
2014-05-30 17:18:46 -07:00
Paul Bolle 391296c90c atm: remove commented out check
This preprocessor check is commented out ever since this file was added
during the v2.3 development cycle. It is unclear what it purpose might
have been. Whatever it was, it can safely be removed now.

Signed-off-by: Paul Bolle <pebolle@tiscali.nl>
Signed-off-by: David S. Miller <davem@davemloft.net>
2014-05-30 17:17:04 -07:00
Tobias Klauser 884460178f net: tile: Remove unnecessary memset of netdev private data
The memory for private data is allocated using kzalloc/vzalloc in
alloc_netdev_mqs, thus there is no need to zero it again in the driver.

Signed-off-by: Tobias Klauser <tklauser@distanz.ch>
Acked-by: Chris Metcalf <cmetcalf@tilera.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
2014-05-30 17:06:23 -07:00
Tobias Klauser d581ebf5a1 net: tile: Use helpers from linux/etherdevice.h to check/set MAC
Use is_zero_ether_addr() to check for the MAC address being all zeros instead of
open coding the check.

Also use ether_addr_copy() instead of a manual memcpy() to set the
netdev->dev_addr.

Furthermore, get rid of a redundant assignment of netdev->addr_len. This is
already set by ether_setup() which is called in tile_net_setup().

Signed-off-by: Tobias Klauser <tklauser@distanz.ch>
Acked-by: Chris Metcalf <cmetcalf@tilera.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
2014-05-30 17:06:23 -07:00
Ariel Elior 08f6dd89d2 bnx2x: update MAINTAINERS for bnx2x and e-mail addresses
The bnx2x development team has transferred from Broadcom to Qlogic.
This patch updates some obsolete email addresses to usable ones.
The bnx2x files contain headers with legal information from
Broadcom. Qlogic Legal depratment is taking their time coming up
with their own legal info. So this patch only updates contact
information. I will follow up with a patch for the headers once I
have the required info.

Signed-off-by: Ariel Elior <ariel.elior@qlogic.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
2014-05-30 17:04:26 -07:00
Nimrod Andy 5bbde4d2ec net: fec: use pinctrl PM helpers
when system suspend, need to set pins to low power state to
save IO power consumption, there are three states of pinctrl:
"default", "idle" and "sleep". Currently enet supports default
and sleep state.

Signed-off-by: Fugang Duan <B38611@freescale.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
2014-05-30 17:03:21 -07:00
Daniel Borkmann ce25b68b74 net: filter: use block statements in tcpdump tests
This patch converts raw opcodes for tcpdump tests into
BPF_STMT()/BPF_JUMP() combinations, which brings it into
conformity with the rest of the patches and it also makes
life easier to grasp what's going on in these particular
test cases when they ever fail. Also arrange payload from
the jump+holes test in a way as we have with other packet
payloads in the test suite.

Signed-off-by: Daniel Borkmann <dborkman@redhat.com>
Acked-by: Alexei Starovoitov <ast@plumgrid.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
2014-05-30 16:27:39 -07:00
Daniel Borkmann 108cc22a93 net: filter: test fill/spill of all M[] regs
This test for classic BPF probes stores and load combination
via X on all 16 registers of the scratch memory store. It
initially loads integer 100 and passes this value around
to each register while incrementing it every time, thus we
expect to have 116 as a result. Might be useful for JIT
testing.

Signed-off-by: Daniel Borkmann <dborkman@redhat.com>
Acked-by: Alexei Starovoitov <ast@plumgrid.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
2014-05-30 16:27:39 -07:00
Benoit Taine c4438f03ca r8152: Use kmemdup instead of kmalloc + memcpy
This issue was reported by coccicheck using the semantic patch
at scripts/coccinelle/api/memdup.cocci

Signed-off-by: Benoit Taine <benoit.taine@lip6.fr>
Signed-off-by: David S. Miller <davem@davemloft.net>
2014-05-30 16:25:15 -07:00
Govindarajulu Varadarajan 958c492c55 enic: Fix 64 bit divide on 32bit system
Division of a 32 bit number by a 64 bit number causes the following link
error introduced by
7c2ce6e60f "enic: Add support for adaptive interrupt coalescing"

drivers/built-in.o: In function `enic_poll_msix':
enic_main.c:(.text+0x48710a): undefined reference to `__udivdi3'
make: *** [vmlinux] Error 1

Since numerator is 32 bit, convert denominator to 32 bit accordingly.

Fixes: 7c2ce6e60f ("enic: Add support for adaptive interrupt coalescing")
Reported-by: Jim Davis <jim.epost@gmail.com>
Cc: Christian Benvenuti <benve@cisco.com>
Cc: Sujith Sankar <ssujith@cisco.com>
Cc: Neel Patel <neepatel@cisco.com>
Signed-off-by: Govindarajulu Varadarajan <_govind@gmx.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
2014-05-30 15:54:46 -07:00
Sachin Kamat 484611e530 net: tso: Export symbols for modular build
Export the symbols to fix the below errors when built as modules:
ERROR: "tso_build_data" [drivers/net/ethernet/marvell/mvneta.ko] undefined!
ERROR: "tso_build_hdr" [drivers/net/ethernet/marvell/mvneta.ko] undefined!
ERROR: "tso_start" [drivers/net/ethernet/marvell/mvneta.ko] undefined!
ERROR: "tso_count_descs" [drivers/net/ethernet/marvell/mvneta.ko] undefined!
ERROR: "tso_build_data" [drivers/net/ethernet/marvell/mv643xx_eth.ko] undefined!
ERROR: "tso_build_hdr" [drivers/net/ethernet/marvell/mv643xx_eth.ko] undefined!
ERROR: "tso_start" [drivers/net/ethernet/marvell/mv643xx_eth.ko] undefined!
ERROR: "tso_count_descs" [drivers/net/ethernet/marvell/mv643xx_eth.ko] undefined!

Signed-off-by: Sachin Kamat <sachin.kamat@linaro.org>
Acked-by: Ezequiel Garcia <ezequiel.garcia@free-electrons.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
2014-05-30 15:52:03 -07:00
David S. Miller 5512ed6fec linux-can-next-for-3.16-20140526
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Merge tag 'linux-can-next-for-3.16-20140526' of git://gitorious.org/linux-can/linux-can-next

Add new xilinx CAN driver.

Signed-off-by: David S. Miller <davem@davemloft.net>
2014-05-30 15:49:45 -07:00
Himangi Saraogi 09b38aa1e7 ehea: Introduce the use of the managed version of kzalloc
This patch moves data allocated using kzalloc to managed data allocated
using devm_kzalloc and cleans now unnecessary kfrees in probe and remove
functions. Also, linux/device.h is added to make sure the devm_*()
routine declarations are unambiguously available.

The following Coccinelle semantic patch was used for making the change:

@platform@
identifier p, probefn, removefn;
@@
struct platform_driver p = {
  .probe = probefn,
  .remove = removefn,
};

@prb@
identifier platform.probefn, pdev;
expression e, e1, e2;
@@
probefn(struct platform_device *pdev, ...) {
  <+...
- e = kzalloc(e1, e2)
+ e = devm_kzalloc(&pdev->dev, e1, e2)
  ...
?-kfree(e);
  ...+>
}

@rem depends on prb@
identifier platform.removefn;
expression e;
@@
removefn(...) {
  <...
- kfree(e);
  ...>
}

Signed-off-by: Himangi Saraogi <himangi774@gmail.com>
Compile-Tested-by: Thadeu Lima de Souza Cascardo <cascardo@linux.vnet.ibm.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
2014-05-30 15:40:29 -07:00
David S. Miller c3aad35e48 Merge branch 'of_mdio'
Daniel Mack says:

====================
mdio: Parse DT nodes for auto-probed PHYs

Here's v2.

v1 -> v2:
	* Switch to of_property_read_u32() in patch #1
	* Check for mdio->dev_of_node in patch #2
	* Added Florian's Reviewed-by: tags
====================

Signed-off-by: David S. Miller <davem@davemloft.net>
2014-05-29 15:23:49 -07:00
Daniel Mack 24f28dde5b net: of_mdio: don't store the length of a property if we don't need to
of_get_property() can be called with NULL as 2nd argument if the caller
is not interested in the length of a property. Use that here so we can
get rid of a variable.

Signed-off-by: Daniel Mack <zonque@gmail.com>
Reviewed-by: Florian Fainelli <f.fainelli@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
2014-05-29 15:23:29 -07:00
Daniel Mack 86f6cf4127 net: of_mdio: add of_mdiobus_link_phydev()
Add a function to walk the list of subnodes of a mdio bus and look for
a node that matches the phy's address with its 'reg' property. If found,
set the of_node pointer for the phy. This allows auto-probed pyh
devices to be augmented by information passed in via DT.

Signed-off-by: Daniel Mack <zonque@gmail.com>
Reviewed-by: Florian Fainelli <f.fainelli@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
2014-05-29 15:23:29 -07:00
Daniel Mack 8f8382888c net: of_mdio: factor out code to parse a phy's 'reg' property
Factor out some logic into of_mdio_parse_addr() so it can be reused
later. While at it, use of_property_read_u32() rather than open-coding
the same logic again.

Signed-off-by: Daniel Mack <zonque@gmail.com>
Reviewed-by: Florian Fainelli <f.fainelli@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
2014-05-29 15:23:18 -07:00
Shannon Nelson 7e612411e7 i40e: relax the firmware API version check
As long as the Firmware isn't reporting a higher API major version number
than what the driver knows about, the driver does not need to worry as
much about greater minor numbers.  The API changes minor numbers when
things get added to the API, but no existing structs or calls are changed.
The driver has the option of warning that the minor numbers don't match.

This will allow a little more flexibility in handling newer NICs and NVMs
in the field.

Change-ID: I5302acd2d147a2992328991ee7223b2ff39c8741
Signed-off-by: Shannon Nelson <shannon.nelson@intel.com>
Tested-by: Jim Young <jamesx.m.young@intel.com>
Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com>
2014-05-29 05:55:44 -07:00
Mitch Williams 0efe124008 i40evf: don't use RESETTING state during reinit
The RESETTING state means that a Catastrophic Hardware Bad Thing is
happening and the driver need to tiptoe around and not use the admin
queue or registers or anything like that.

On the other hand, a reinit is no big deal and we can use the admin
queue, and we should. So don't set the state to RESETTING here.

This fixes a Tx hang and FW crash that happens after setting the MTU on
a VF.

Change-ID: I3e6191edbd6a93958a1f1bd1d41a5c2d17474d41
Signed-off-by: Mitch Williams <mitch.a.williams@intel.com>
Tested-by: Sibai Li <sibai.li@intel.com>
Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com>
2014-05-29 04:53:10 -07:00
Vasu Dev 566bb85db7 i40: disable FCoE for MFP modes
Currently FCoE is not supported with MFP modes, so this patch
makes sure it is disabled.

It is disabled by overriding HW FCoE capability, so that later
it can be re-enabled by just the SW upgrade.

Change-ID: I1c0bae5c099b209f56b88bda360031a8565e43e8
Signed-off-by: Vasu Dev <vasu.dev@intel.com>
Tested-By: Jack Morgan <jack.morgan@intel.com>
Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com>
2014-05-29 04:46:14 -07:00
Shannon Nelson c9b9b0aeac i40e: add clear_pxe AdminQ request
Add the clear_pxe AdminQ API call.

Change-ID: Ia770ff3404971bb3889b53a39c3a7bfaf3f4d399
Signed-off-by: Shannon Nelson <shannon.nelson@intel.com>
Tested-by: Kavindya Deegala <kavindya.s.deegala@intel.com>
Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com>
2014-05-29 04:38:45 -07:00
Akeem G Abodunrin b556540030 i40e: Clear recovery pending, if reset failed
If pf_reset failed, it becomes necessary to clear recovery pending bit, instead
of falling through the setup process.

Change-ID: Ic1611e6a32741fe3a2782ec7be173cb65e7492ed
Signed-off-by: Akeem G Abodunrin <akeem.g.abodunrin@intel.com>
Tested-by: Jim Young <jamesx.m.young@intel.com>
Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com>
2014-05-29 04:30:45 -07:00
Greg Rose 10bc478a2a i40e/i40evf: Change type to u32 to avoid sparse error
tx_lpi_status and rx_lpi_status are declared as bool but then used in sizeof
operations in the CORE driver code.  Make them u32 to make sparse be quiet.

Change-ID: Iad6daeb1c7149e61ece242acd18c64b320c246a3
Signed-off-by: Greg Rose <gregory.v.rose@intel.com>
Tested-by: Jim Young <jamesx.m.young@intel.com>
Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com>
2014-05-29 04:22:56 -07:00
Jesse Brandeburg aee8087f6b i40e/i40evf: remove storm control
The storm control features are not part of the hardware
and mistakenly were left in the code.  Remove them as
they are not needed any more.

Change-ID: I6e9277c8da2c52e69348a657bae25271449c2099
Signed-off-by: Jesse Brandeburg <jesse.brandeburg@intel.com>
Tested-by: Kavindya Deegala <kavindya.s.deegala@intel.com>
Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com>
2014-05-29 04:13:09 -07:00
Anjali Singhai Jain 8913278301 i40e: Use the new i40e_get_fd_cnt_all function in other places
We have a function to calculate this, so update the code to use the function.

Change-ID: Ia345b6fe6ec7f0b2dcf1199471b0d0f959ad3908
Signed-off-by: Anjali Singhai Jain <anjali.singhai@intel.com>
Tested-by: Kavindya Deegala <kavindya.s.deegala@intel.com>
Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com>
2014-05-29 03:58:45 -07:00
Anjali Singhai Jain 082def103d i40e: Report cmd->data in ETHTOOL_GRXCLSRLCNT instead of ETHTOOL_GRXCLSRULE
Based on review feedback from upstream cmd->data is not
defined in ETHTOOL_GRXCLSRULE but needs to be reported in
ETHTOOL_GRXCLSRLCNT. Also use a helper function to calculate the total
filter count.

Change-ID: Iaacbf729527b73290c4fdad837b379b44fd7dd20
Signed-off-by: Anjali Singhai Jain <anjali.singhai@intel.com>
Tested-by: Jim Young <jamesx.m.young@intel.com>
Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com>
2014-05-29 03:51:09 -07:00
Kevin Scott b2d36c03ef i40e/i40evf: Remove reserved PCTYPE defines
Patch to remove PCTYPE definitions which are now reserved.

Change-ID: I66c1c16a45a16f4894b2983101ab2a48ce03f1f4
Signed-off-by: Kevin Scott <kevin.c.scott@intel.com>
Signed-off-by: Shannon Nelson <shannon.nelson@intel.com>
Tested-by: Jim Young <jamesx.m.young@intel.com>
Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com>
2014-05-29 03:12:42 -07:00
Akeem G Abodunrin e7046ee1f8 i40e: Tx/Rx rings declaration
This patch changes the declaration of Tx/Rx rings inside several loops. It
eliminates declaring the same rings every time for the duration of the loop,
instead declaring them once before the loop.

Change-ID: I59dea54276f18c47dca522f520c18f65fe42a15d
Signed-off-by: Akeem G Abodunrin <akeem.g.abodunrin@intel.com>
Tested-by: Kavindya Deegala <kavindya.s.deegala@intel.com>
Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com>
2014-05-29 02:48:04 -07:00
Mitch Williams 84590fd90e i40evf: tweak Tx rate params and de-magic-ify
In order for the VF to achieve its programmed Tx rate, we need to set
the max credits value to 4. While we're at it, get rid of some magic
numbers.

Change-ID: I4f17b4d3a90f1e069bdd134a543f0aa22feac3a9
Signed-off-by: Mitch Williams <mitch.a.williams@intel.com>
Tested-by: Sibai Li <sibai.li@intel.com>
Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com>
2014-05-29 02:37:38 -07:00
Mitch Williams dac9b31a18 i40evf: don't round Tx rate down to 0
Because the hardware configures VF Tx rates in increments of 50 Mbps,
values smaller than that would be rounded down to 0, which was
interpreted as no limit at all. Rather than do this, we round up to 50
Mbps and notify the user.

Change-ID: I5275848233fe7514cf93e11323661c68f4c38737
Signed-off-by: Mitch Williams <mitch.a.williams@intel.com>
Tested-by: Sibai Li <sibai.li@intel.com>
Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com>
2014-05-29 02:22:07 -07:00
Mitch Williams 50d41659fa i40e: enable descriptor prefetch for VFs
As recommended by the hardware guys, enable descriptor prefetch for
rings belonging to VFs. This matches a change already made for ring
belonging to the PF.

Change-ID: Idcc4dc7064bc9144ea81f5701ad07b7ecd11ba49
Signed-off-by: Mitch Williams <mitch.a.williams@intel.com>
Tested-by: Sibai Li <sibai.li@intel.com>
Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com>
2014-05-29 02:02:25 -07:00
Kevin Scott 8b833b4faa i40e/i40evf: Update check for AQ aliveness
Update the i40e_check_asq_alive check to ensure that the len register
offset is non-zero, indicating that SW has initialized the AQ.

Change-ID: I9c2e804788b4775bef9c7e80954ab004e6bdb306
Signed-off-by: Kevin Scott <kevin.c.scott@intel.com>
Tested-by: Kavindya Deegala <kavindya.s.deegala@intel.com>
Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com>
2014-05-29 02:02:25 -07:00
David S. Miller 6623b41944 Merge branch 'master' of git://git.kernel.org/pub/scm/linux/kernel/git/jkirsher/net-next
Jeff Kirsher says:

====================
Intel Wired LAN Driver Updates

This series contains updates to e1000, e1000e, ixgbe and i40evf.

Emil provides a fix for ixgbe so that non-fiber devices with MNG FW enabled
are able to link at 100Mbps.

Jacob provides several changes for ixgbe, most of which are PTP related.
Renames ixgbe_ptp_enable() to ixgbe_ptp_feature_enable() to better reflect
the functions purpose.  Extracts the hardware setup logic for the PTP
hardware bits from the ixgbe_ptp_set_ts_config() to enable future work for
the ixgbe_ptp_reset().  Maintain the hwstamp configuration through a reset
and extracts the creation of the PTP clock device from ptp_init() in order
to properly handle a suspend/resume cycle and only calls it if we don't
already have a ptp_clock pointer.

David provides a patch to expend the e1000e driver to turn on unicast
PROMISC when there is failure to write to a shared receive address register.
The fix update_phy_task() for 82579 is expanded to include newer PHYs as well
so that the dev_spec->eee_lp_ability has the correct value when going into
SX states.

Todd provides a e1000e fix an errata for 82574/82583 where it is possible
bad bits are read from SYSTIMH/L so check to see that the time is
incrementing at a reasonable rate and is a multiple of the time incremental
value.  Removes a redundant igb PHY power down register write.

Andi Kleen out of lines two write functions for e1000e to save 30k text size.

Tobias Klauser converts the e1000 and i40evf drivers to use the
is_broadcast_ether_addr() and is_multicast_ether_addr().
====================

Signed-off-by: David S. Miller <davem@davemloft.net>
2014-05-28 12:40:13 -04:00