dpdk.git
9 years agomlx5: use alternate method to configure promisc and allmulti modes
Olga Shern [Fri, 30 Oct 2015 18:55:10 +0000 (19:55 +0100)]
mlx5: use alternate method to configure promisc and allmulti modes

Promiscuous and allmulticast modes were historically enabled by adding
specific flows with types IBV_FLOW_ATTR_ALL_DEFAULT or
IBV_EXP_FLOW_ATTR_MC_DEFAULT to each hash RX queue, but this method is
deprecated.

- Promiscuous mode is now enabled by omitting destination MAC addresses from
  basic flow specifications.
- Allmulticast mode is now enabled by using flow specifications that match
  the broadcast bit in destination MAC addresses.

Signed-off-by: Olga Shern <olgas@mellanox.com>
Signed-off-by: Adrien Mazarguil <adrien.mazarguil@6wind.com>
Signed-off-by: Nelio Laranjeiro <nelio.laranjeiro@6wind.com>
Signed-off-by: Yaacov Hazan <yaacovh@mellanox.com>
9 years agomlx5: define specific flow steering rules for each hash Rx QP
Olga Shern [Fri, 30 Oct 2015 18:55:09 +0000 (19:55 +0100)]
mlx5: define specific flow steering rules for each hash Rx QP

All hash RX QPs currently use the same flow steering rule (L2 MAC filtering)
regardless of their type (TCP, UDP, IPv4, IPv6), which prevents them from
being dispatched properly. This is fixed by adding flow information to the
hash RX queue initialization data and generating specific flow steering
rules for each of them.

Signed-off-by: Olga Shern <olgas@mellanox.com>
Signed-off-by: Adrien Mazarguil <adrien.mazarguil@6wind.com>
Signed-off-by: Nelio Laranjeiro <nelio.laranjeiro@6wind.com>
9 years agomlx5: adapt indirection table size depending on Rx queues number
Nelio Laranjeiro [Fri, 30 Oct 2015 18:55:08 +0000 (19:55 +0100)]
mlx5: adapt indirection table size depending on Rx queues number

Use the maximum size of the indirection table when the number of requested
RX queues is not a power of two, this help to improve RSS balancing.

A message informs users that balancing is not optimal in such cases.

Signed-off-by: Nelio Laranjeiro <nelio.laranjeiro@6wind.com>
Signed-off-by: Adrien Mazarguil <adrien.mazarguil@6wind.com>
9 years agomlx5: use separate indirection table for default hash Rx queue
Olga Shern [Fri, 30 Oct 2015 18:55:07 +0000 (19:55 +0100)]
mlx5: use separate indirection table for default hash Rx queue

The default hash RX queue handles packets that are not matched by more
specific types and requires its own indirection table of size 1 to work
properly.

This commit implements support for multiple indirection tables by grouping
their layout and properties in a static initialization table.

Signed-off-by: Olga Shern <olgas@mellanox.com>
Signed-off-by: Adrien Mazarguil <adrien.mazarguil@6wind.com>
Signed-off-by: Nelio Laranjeiro <nelio.laranjeiro@6wind.com>
Signed-off-by: Yaacov Hazan <yaacovh@mellanox.com>
9 years agomlx5: refactor Rx code for the new verbs RSS API
Adrien Mazarguil [Fri, 30 Oct 2015 18:55:06 +0000 (19:55 +0100)]
mlx5: refactor Rx code for the new verbs RSS API

The new Verbs RSS API is lower-level than the previous one and much more
flexible but requires RX queues to use Work Queues (WQs) internally instead
of Queue Pairs (QPs), which are grouped in an indirection table used by a
new kind of hash RX QPs.

Hash RX QPs and the indirection table together replace the parent RSS QP
while WQs are mostly similar to child QPs.

RSS hash key is not configurable yet.

Summary of changes:

- Individual DPDK RX queues do not store flow properties anymore, this info
  is now part of the hash RX queues.
- All functions affecting the parent queue when RSS is enabled or the basic
  queues otherwise are modified to affect hash RX queues instead.
- Hash RX queues are also used when a single DPDK RX queue is configured (no
  RSS) to remove that special case.
- Hash RX queues and indirection table are created/destroyed when device
  is started/stopped in addition to create/destroy flows.
- Contrary to QPs, WQs are moved to the "ready" state before posting RX
  buffers, otherwise they are ignored.
- Resource domain information is added to WQs for better performance.
- CQs are not resized anymore when switching between non-SG and SG modes as
  it does not work correctly with WQs. Use the largest possible size
  instead, since CQ size does not have to be the same as the number of
  elements in the RX queue. This also applies to the maximum number of
  outstanding WRs in a WQ (max_recv_wr).

Signed-off-by: Adrien Mazarguil <adrien.mazarguil@6wind.com>
Signed-off-by: Olga Shern <olgas@mellanox.com>
Signed-off-by: Nelio Laranjeiro <nelio.laranjeiro@6wind.com>
Signed-off-by: Or Ami <ora@mellanox.com>
Signed-off-by: Yaacov Hazan <yaacovh@mellanox.com>
9 years agomlx5: get rid of the WR structure in Rx queue elements
Adrien Mazarguil [Fri, 30 Oct 2015 18:55:05 +0000 (19:55 +0100)]
mlx5: get rid of the WR structure in Rx queue elements

Removing this structure reduces the size of SG and non-SG RX queue elements
significantly to improve performance.

An nice side effect is that the mbuf pointer is now fully stored in
struct rxq_elt instead of relying on the WR ID data offset hack.

Signed-off-by: Adrien Mazarguil <adrien.mazarguil@6wind.com>
Signed-off-by: Olga Shern <olgas@mellanox.com>
Signed-off-by: Or Ami <ora@mellanox.com>
Signed-off-by: Nelio Laranjeiro <nelio.laranjeiro@6wind.com>
9 years agomlx5: use fast verbs interface for scattered Rx
Adrien Mazarguil [Fri, 30 Oct 2015 18:55:04 +0000 (19:55 +0100)]
mlx5: use fast verbs interface for scattered Rx

This commit updates mlx5_rx_burst_sp() to use the fast verbs interface for
posting RX buffers just like mlx5_rx_burst(). Doing so avoids a loop in
libmlx5 and an indirect function call through libibverbs.

Note: recv_sg_list() is not implemented in the QP burst API, this commit is
only to prepare transition to the WQ-based API.

Signed-off-by: Adrien Mazarguil <adrien.mazarguil@6wind.com>
Signed-off-by: Nelio Laranjeiro <nelio.laranjeiro@6wind.com>
9 years agomlx4: fix missing unlock in case of error
Adrien Mazarguil [Fri, 30 Oct 2015 19:00:09 +0000 (20:00 +0100)]
mlx4: fix missing unlock in case of error

Fixes: 7fae69eeff13 ("mlx4: new poll mode driver")

Signed-off-by: Adrien Mazarguil <adrien.mazarguil@6wind.com>
9 years agomlx4: do not complain about port state
Adrien Mazarguil [Fri, 30 Oct 2015 19:00:08 +0000 (20:00 +0100)]
mlx4: do not complain about port state

Port is considering inactive when the related netdevice is down. There is no
reason to warn about it (and confuse users) since it's automatically brought
up later by the PMD.

Signed-off-by: Adrien Mazarguil <adrien.mazarguil@6wind.com>
9 years agomlx4: improve Rx performance with better prefetching
Nelio Laranjeiro [Fri, 30 Oct 2015 19:00:07 +0000 (20:00 +0100)]
mlx4: improve Rx performance with better prefetching

Prefetching initial bytes of mbuf structures earlier and in two cache lines
instead of one improves performance of mlx4_rx_burst(), which accesses the
mbuf->next field not present in the first 128 bytes.

Signed-off-by: Nelio Laranjeiro <nelio.laranjeiro@6wind.com>
9 years agomlx5: add documentation
Adrien Mazarguil [Fri, 30 Oct 2015 18:52:42 +0000 (19:52 +0100)]
mlx5: add documentation

Signed-off-by: Adrien Mazarguil <adrien.mazarguil@6wind.com>
9 years agomlx5: support checksum offload
Adrien Mazarguil [Fri, 30 Oct 2015 18:52:41 +0000 (19:52 +0100)]
mlx5: support checksum offload

This is the same implementation as mlx4.

Signed-off-by: Adrien Mazarguil <adrien.mazarguil@6wind.com>
Signed-off-by: Nelio Laranjeiro <nelio.laranjeiro@6wind.com>
9 years agomlx5: support VLAN filtering
Adrien Mazarguil [Fri, 30 Oct 2015 18:52:40 +0000 (19:52 +0100)]
mlx5: support VLAN filtering

All MAC RX flows must be updated with VLAN information when configuring a
VLAN filter.

Signed-off-by: Adrien Mazarguil <adrien.mazarguil@6wind.com>
Signed-off-by: Nelio Laranjeiro <nelio.laranjeiro@6wind.com>
9 years agomlx5: support flow control
Adrien Mazarguil [Fri, 30 Oct 2015 18:52:39 +0000 (19:52 +0100)]
mlx5: support flow control

Like most other device control operations, those are handled by the related
kernel network device through syscalls.

Signed-off-by: Adrien Mazarguil <adrien.mazarguil@6wind.com>
Signed-off-by: Nelio Laranjeiro <nelio.laranjeiro@6wind.com>
9 years agomlx5: support link status update
Adrien Mazarguil [Fri, 30 Oct 2015 18:52:38 +0000 (19:52 +0100)]
mlx5: support link status update

Link information is retrieved using ethtool ioctls.

Signed-off-by: Adrien Mazarguil <adrien.mazarguil@6wind.com>
Signed-off-by: Nelio Laranjeiro <nelio.laranjeiro@6wind.com>
9 years agomlx5: support promiscuous and allmulticast Rx modes
Adrien Mazarguil [Fri, 30 Oct 2015 18:52:37 +0000 (19:52 +0100)]
mlx5: support promiscuous and allmulticast Rx modes

These modes require special non-MAC flows.

Signed-off-by: Adrien Mazarguil <adrien.mazarguil@6wind.com>
Signed-off-by: Nelio Laranjeiro <nelio.laranjeiro@6wind.com>
Signed-off-by: Yaacov Hazan <yaacovh@mellanox.com>
9 years agomlx5: add software counters
Adrien Mazarguil [Fri, 30 Oct 2015 18:52:36 +0000 (19:52 +0100)]
mlx5: add software counters

Hardware counters are not supported yet.

Signed-off-by: Adrien Mazarguil <adrien.mazarguil@6wind.com>
Signed-off-by: Nelio Laranjeiro <nelio.laranjeiro@6wind.com>
9 years agomlx5: support MTU configuration
Adrien Mazarguil [Fri, 30 Oct 2015 18:52:35 +0000 (19:52 +0100)]
mlx5: support MTU configuration

Depending on the MTU and whether jumbo frames are enabled, RX queues may
switch between SG and non-SG modes for better performance.

Signed-off-by: Adrien Mazarguil <adrien.mazarguil@6wind.com>
Signed-off-by: Nelio Laranjeiro <nelio.laranjeiro@6wind.com>
9 years agomlx5: support scattered Rx and Tx
Adrien Mazarguil [Fri, 30 Oct 2015 18:52:34 +0000 (19:52 +0100)]
mlx5: support scattered Rx and Tx

A dedicated RX callback is added to handle scattered buffers. For better
performance, it is only used when jumbo frames are enabled and MTU is larger
than a single mbuf.

On the TX path, scattered buffers are also handled in a separate function.
When there are more than MLX5_PMD_SGE_WR_N segments in a given mbuf, the
remaining segments are linearized in the last SGE entry.

Signed-off-by: Adrien Mazarguil <adrien.mazarguil@6wind.com>
Signed-off-by: Nelio Laranjeiro <nelio.laranjeiro@6wind.com>
9 years agomlx5: add device configure/start/stop
Adrien Mazarguil [Fri, 30 Oct 2015 18:52:33 +0000 (19:52 +0100)]
mlx5: add device configure/start/stop

This commit adds the remaining missing callbacks to make mlx5 usable.
Like mlx4, device start and stop are implemented on top of MAC RX flows.

Signed-off-by: Adrien Mazarguil <adrien.mazarguil@6wind.com>
Signed-off-by: Nelio Laranjeiro <nelio.laranjeiro@6wind.com>
Signed-off-by: Francesco Santoro <francesco.santoro@6wind.com>
Signed-off-by: Didier Pallard <didier.pallard@6wind.com>
9 years agomlx5: add MAC handling
Adrien Mazarguil [Fri, 30 Oct 2015 18:52:32 +0000 (19:52 +0100)]
mlx5: add MAC handling

This commit adds support for MAC flow steering rules mandatory for the RX
path as well as the related callbacks to add/remove MAC addresses.

Signed-off-by: Adrien Mazarguil <adrien.mazarguil@6wind.com>
Signed-off-by: Nelio Laranjeiro <nelio.laranjeiro@6wind.com>
Signed-off-by: Didier Pallard <didier.pallard@6wind.com>
9 years agomlx5: support non-scattered Tx and Rx
Adrien Mazarguil [Fri, 30 Oct 2015 18:52:31 +0000 (19:52 +0100)]
mlx5: support non-scattered Tx and Rx

RSS implementation with parent/child QPs comes from mlx4 and is temporary.

Signed-off-by: Adrien Mazarguil <adrien.mazarguil@6wind.com>
Signed-off-by: Nelio Laranjeiro <nelio.laranjeiro@6wind.com>
9 years agomlx5: introduce new driver for Mellanox ConnectX-4 adapters
Adrien Mazarguil [Fri, 30 Oct 2015 18:52:30 +0000 (19:52 +0100)]
mlx5: introduce new driver for Mellanox ConnectX-4 adapters

In its current state, this driver implements the bare minimum to initialize
itself and Mellanox ConnectX-4 adapters without doing anything else
(no RX/TX for instance). It is disabled by default since it is based on the
mlx4 driver and also depends on libibverbs.

Signed-off-by: Adrien Mazarguil <adrien.mazarguil@6wind.com>
Signed-off-by: Nelio Laranjeiro <nelio.laranjeiro@6wind.com>
Signed-off-by: Or Ami <ora@mellanox.com>
9 years agovhost: use new eventfd copy
Pavel Boldin [Wed, 28 Oct 2015 18:33:49 +0000 (20:33 +0200)]
vhost: use new eventfd copy

Signed-off-by: Pavel Boldin <pboldin@mirantis.com>
Acked-by: Huawei Xie <huawei.xie@intel.com>
9 years agovhost: add new eventfd copy ioctl
Pavel Boldin [Wed, 28 Oct 2015 18:33:48 +0000 (20:33 +0200)]
vhost: add new eventfd copy ioctl

Signed-off-by: Pavel Boldin <pboldin@mirantis.com>
Acked-by: Huawei Xie <huawei.xie@intel.com>
9 years agovhost: refactor eventfd copy handler
Pavel Boldin [Wed, 28 Oct 2015 18:33:47 +0000 (20:33 +0200)]
vhost: refactor eventfd copy handler

* Move ioctl `EVENTFD_COPY' code to a separate function
* Remove extra #includes
* Introduce function fget_from_files
* Fix ioctl return values

Signed-off-by: Pavel Boldin <pboldin@mirantis.com>
Acked-by: Huawei Xie <huawei.xie@intel.com>
9 years agoenic: improve Tx packet rate
John Daley [Thu, 29 Oct 2015 18:45:16 +0000 (11:45 -0700)]
enic: improve Tx packet rate

For every packet sent, a completion was being requested and the
posted_index register on the nic was being updated. Instead, request a
completion and update the posted index once per burst after all
packets have been sent by the burst function.

Signed-off-by: John Daley <johndale@cisco.com>
Acked-by: Sujith Sankar <ssujith@cisco.com>
9 years agoxenvirt: free queues when closing
Bernard Iremonger [Tue, 27 Oct 2015 16:03:14 +0000 (16:03 +0000)]
xenvirt: free queues when closing

Signed-off-by: Bernard Iremonger <bernard.iremonger@intel.com>
Acked-by: Huawei Xie <huawei.xie@intel.com>
9 years agoxenvirt: support port hotplug
Bernard Iremonger [Tue, 27 Oct 2015 16:03:13 +0000 (16:03 +0000)]
xenvirt: support port hotplug

Signed-off-by: Bernard Iremonger <bernard.iremonger@intel.com>
Acked-by: Huawei Xie <huawei.xie@intel.com>
9 years agoi40e: allow vector Rx and Tx usage
Zhe Tao [Fri, 30 Oct 2015 14:16:38 +0000 (22:16 +0800)]
i40e: allow vector Rx and Tx usage

To support FVL PMD can select which RX and TX function should be used
according to the queue config.

Signed-off-by: Zhe Tao <zhe.tao@intel.com>
Acked-by: Cunming Liang <cunming.liang@intel.com>
9 years agoi40e: add vector scatter Rx
Zhe Tao [Fri, 30 Oct 2015 14:16:37 +0000 (22:16 +0800)]
i40e: add vector scatter Rx

To support the multiple segments in one packets when the received pkts exceed
 one buffer size.

Signed-off-by: Zhe Tao <zhe.tao@intel.com>
Acked-by: Cunming Liang <cunming.liang@intel.com>
9 years agoi40e: add vector Tx
Zhe Tao [Fri, 30 Oct 2015 14:16:36 +0000 (22:16 +0800)]
i40e: add vector Tx

The way to increase the performance of the vPMD TX is to use some fast mbuf
release method compares to the scalar TX.

Signed-off-by: Zhe Tao <zhe.tao@intel.com>
Acked-by: Cunming Liang <cunming.liang@intel.com>
9 years agoi40e: add vector Rx
Zhe Tao [Fri, 30 Oct 2015 14:16:35 +0000 (22:16 +0800)]
i40e: add vector Rx

The vPMD RX function uses the multi-buffer and SSE instructions to
accelerate the RX speed, but now the pktype cannot be supported by the vPMD RX,
because it will decrease the performance heavily.

Signed-off-by: Zhe Tao <zhe.tao@intel.com>
Acked-by: Cunming Liang <cunming.liang@intel.com>
9 years agovhost: fix build with kernel < 3.8
Yuanhan Liu [Thu, 29 Oct 2015 03:37:45 +0000 (11:37 +0800)]
vhost: fix build with kernel < 3.8

Fix build error:
  virtio-net.c:80:89: error: ‘VIRTIO_NET_F_MQ’ undeclared here
  rte_virtio_net.h:109: error: ‘VIRTIO_NET_CTRL_MQ_VQ_PAIRS_MAX’ undeclared here

Above two virtio-net MQ macros are introduced since kernel v3.8.
For older kernel, we should not reference them directly, hence,
this patch introduced two wrapper macros, with proper values
being set depending on we support MQ or not.

Fixes: b09b198bfb5c ("vhost-user: announce queue number in message")

Reported-by: Yongjie Gu <yongjiex.gu@intel.com>
Signed-off-by: Yuanhan Liu <yuanhan.liu@linux.intel.com>
Tested-by: David Marchand <david.marchand@6wind.com>
9 years agovhost: fix crash with multiqueue enabled
Tetsuya Mukawa [Wed, 28 Oct 2015 03:47:40 +0000 (12:47 +0900)]
vhost: fix crash with multiqueue enabled

The patch fixes wrong handling of virtqueue array index when
GET_VRING_BASE message comes.

Signed-off-by: Tetsuya Mukawa <mukawa@igel.co.jp>
Acked-by: Huawei Xie <huawei.xie@intel.com>
Acked-by: Flavio Leitner <fbl@sysclose.org>
9 years agoi40e: support flow control
Zhe Tao [Fri, 30 Oct 2015 04:57:35 +0000 (12:57 +0800)]
i40e: support flow control

Feature Add: Rx/Tx flow control support for the i40e

All the Rx/Tx LFC enable/disable operation is done by the F/W,
so PMD driver need to use the Set PHY Config AD command to trigger the PHY
to do the auto-negotiation, after the Tx/Rx pause ability is negotiated,
the F/W will help us to set the related LFC enable/disable registers.
PMD driver also need to configure the related registers to control
how often to send the pause frame and what the value in the pause frame.

Signed-off-by: Zhe Tao <zhe.tao@intel.com>
Acked-by: Jingjing Wu <jingjing.wu@intel.com>
Acked-by: Helin Zhang <helin.zhang@intel.com>
9 years agoi40evf: fix write back with virtual channel 1.1
Jingjing Wu [Wed, 21 Oct 2015 02:17:51 +0000 (10:17 +0800)]
i40evf: fix write back with virtual channel 1.1

If DPDK is used on VF while the host is using Linux Kernel driver
as PF driver on FVL NIC, then VF Rx is reported only in batches of
4 packets. It is due to the kernel driver assumes VF driver is working
in interrupt mode, but DPDK VF is working in Polling mode.
This patch fixes this issue by using the V1.1 virtual channel with
Linux i40e PF driver.

Signed-off-by: Jingjing Wu <jingjing.wu@intel.com>
Acked-by: Cunming Liang <cunming.liang@intel.com>
Acked-by: Helin Zhang <helin.zhang@intel.com>
9 years agoi40e: drop flow control frames from VF
Jingjing Wu [Mon, 19 Oct 2015 06:31:57 +0000 (14:31 +0800)]
i40e: drop flow control frames from VF

This patch adds a workaround to drop flow control frames from being
transmitted from VSIs.
With this patch in place a malicious VF cannot send flow control or PFC
packets out on the wire.

Signed-off-by: Jingjing Wu <jingjing.wu@intel.com>
Acked-by: Wenzhuo Lu <wenzhuo.lu@intel.com>
Acked-by: Helin Zhang <helin.zhang@intel.com>
9 years agoapp/testpmd: modify mac in csum forwarding
Michael Qiu [Fri, 7 Aug 2015 03:29:16 +0000 (11:29 +0800)]
app/testpmd: modify mac in csum forwarding

For some ethnet-switch like intel RRC, all the packet forwarded
out by DPDK will be dropped in switch side, so the packet
generator will never receive the packet.

Signed-off-by: Michael Qiu <michael.qiu@intel.com>
Acked-by: Jijiang Liu <jijiang.liu@intel.com>
Acked-by: Pablo de Lara <pablo.de.lara.guarch@intel.com>
9 years agofm10k: support Boulder Rapid device
Michael Qiu [Mon, 26 Oct 2015 04:53:55 +0000 (12:53 +0800)]
fm10k: support Boulder Rapid device

Boulder Rapid is Intel new NIC within fm10k family.
This patch make DPDK driver support this new NIC.

Signed-off-by: Michael Qiu <michael.qiu@intel.com>
Acked-by: Jing Chen <jing.d.chen@intel.com>
Acked-by: Shaopeng He <shaopeng.he@intel.com>
9 years agofm10k: enable TSO support
Wang Xiao W [Mon, 12 Oct 2015 06:37:16 +0000 (14:37 +0800)]
fm10k: enable TSO support

This patch enables fm10k TSO feature for both non-tunneling packet
and tunneling packet.

Signed-off-by: Wang Xiao W <xiao.w.wang@intel.com>
Acked-by: Michael Qiu <michael.qiu@intel.com>
9 years agoexamples/l3fwd-power: disable Rx interrupt when waking up
Yong Liu [Thu, 29 Oct 2015 09:18:44 +0000 (17:18 +0800)]
examples/l3fwd-power: disable Rx interrupt when waking up

Signed-off-by: Marvin Liu <yong.liu@intel.com>
Acked-by: Cunming Liang <cunming.liang@intel.com>
9 years agoe1000: add Rx interrupt handler
Yong Liu [Thu, 29 Oct 2015 09:18:41 +0000 (17:18 +0800)]
e1000: add Rx interrupt handler

When datapath rxq interrupt is enabled, enable related device rxq.
Remove the interrupt handler after device stopped.
e1000 only support one type of interrupt cause, so remove lsc interrupt
handler if rxq enabled.

Signed-off-by: Marvin Liu <yong.liu@intel.com>
Acked-by: Cunming Liang <cunming.liang@intel.com>
9 years agoe1000: support Rx interrupt setup
Yong Liu [Thu, 29 Oct 2015 09:18:38 +0000 (17:18 +0800)]
e1000: support Rx interrupt setup

Enable rx interrupt support on e1000 physical and emulated device.
Implement rxq interrupt related functions in eth_dev_ops structure.

Signed-off-by: Marvin Liu <yong.liu@intel.com>
Acked-by: Cunming Liang <cunming.liang@intel.com>
9 years agoe1000: separate link and Rx interrupt disabling
Yong Liu [Thu, 29 Oct 2015 09:18:39 +0000 (17:18 +0800)]
e1000: separate link and Rx interrupt disabling

Separate lsc and rxq interrupt for they have different interrupt handlers.

Signed-off-by: Marvin Liu <yong.liu@intel.com>
Acked-by: Cunming Liang <cunming.liang@intel.com>
9 years agoe1000: restrict link interrupt setup scope
Yong Liu [Thu, 29 Oct 2015 09:18:43 +0000 (17:18 +0800)]
e1000: restrict link interrupt setup scope

Only mask lsc interrupt bit when setup device interrupt.

Signed-off-by: Marvin Liu <yong.liu@intel.com>
Acked-by: Cunming Liang <cunming.liang@intel.com>
9 years agoixgbe: support new flow director modes for X550
Wenzhuo Lu [Mon, 26 Oct 2015 05:27:33 +0000 (13:27 +0800)]
ixgbe: support new flow director modes for X550

Implement the new CLIs for fdir mac vlan and tunnel modes, including
flow_director_filter and flow_director_mask. Set the mask of fdir.
Add, delete or update the entities of filter.

Signed-off-by: Wenzhuo Lu <wenzhuo.lu@intel.com>
Acked-by: Konstantin Ananyev <konstantin.ananyev@intel.com>
9 years agoapp/testpmd: new flow director commands
Wenzhuo Lu [Mon, 26 Oct 2015 05:27:32 +0000 (13:27 +0800)]
app/testpmd: new flow director commands

The different fdir mode needs different parameters, so, the parameter *mode*
is introduced to the CLI flow_director_filter and flow_director_mask. This
parameter can pormpt the user to input the appropriate parameters for different
mode.
Please be aware, as we should set the fdir mode, the value of the parameter
pkt-filter-mode, when we start testpmd. We cannot set a different mode for
mask or filter.

The new CLIs are added for the mac vlan and tunnel modes, like this,
flow_director_mask X mode MAC-VLAN vlan XXXX mac XX,
flow_director_mask X mode Tunnel vlan XXXX mac XX tunnel-type X tunnel-id XXXX,
flow_director_filter X mode MAC-VLAN add/del/update mac XX:XX:XX:XX:XX:XX
vlan XXXX flexbytes (X,X) fwd/drop queue X fd_id X,
flow_director_filter X mode Tunnel add/del/update mac XX:XX:XX:XX:XX:XX
vlan XXXX tunnel NVGRE/VxLAN tunnel-id XXXX flexbytes (X,X) fwd/drop queue X
fd_id X.

Signed-off-by: Wenzhuo Lu <wenzhuo.lu@intel.com>
Acked-by: Konstantin Ananyev <konstantin.ananyev@intel.com>
9 years agoapp/testpmd: show new flow director modes
Wenzhuo Lu [Mon, 26 Oct 2015 05:27:31 +0000 (13:27 +0800)]
app/testpmd: show new flow director modes

There're fdir mask and supported flow type in the output of the CLI,
show port fdir. But not every parameter has meaning for all the fdir
modes, and the supported flow type is meaningless for mac vlan and
tunnel modes. So, we output different thing for different mode.

Signed-off-by: Wenzhuo Lu <wenzhuo.lu@intel.com>
Acked-by: Konstantin Ananyev <konstantin.ananyev@intel.com>
9 years agoapp/testpmd: add parameters for new flow director modes
Wenzhuo Lu [Mon, 26 Oct 2015 05:27:30 +0000 (13:27 +0800)]
app/testpmd: add parameters for new flow director modes

For testpmd CLI's parameter pkt-filter-mode, there're new values supported for
fdir new modes, perfect-mac-vlan, perfect-tunnel.

Signed-off-by: Wenzhuo Lu <wenzhuo.lu@intel.com>
Acked-by: Konstantin Ananyev <konstantin.ananyev@intel.com>
9 years agoapp/testpmd: initialize new flow director masks
Wenzhuo Lu [Mon, 26 Oct 2015 05:27:29 +0000 (13:27 +0800)]
app/testpmd: initialize new flow director masks

When a port is enabled, there're default values for the parameters of
fdir mask. For the new parameters, the default values also need to be
set.

Signed-off-by: Wenzhuo Lu <wenzhuo.lu@intel.com>
Acked-by: Konstantin Ananyev <konstantin.ananyev@intel.com>
9 years agoethdev: add more flow director modes
Wenzhuo Lu [Mon, 26 Oct 2015 05:27:28 +0000 (13:27 +0800)]
ethdev: add more flow director modes

Define the new modes and modify the filter and mask structures for
the mac vlan and tunnel modes.

Signed-off-by: Wenzhuo Lu <wenzhuo.lu@intel.com>
Acked-by: Konstantin Ananyev <konstantin.ananyev@intel.com>
9 years agoigb: fix build without ieee1588 enabled
Harry van Haaren [Wed, 28 Oct 2015 16:08:00 +0000 (16:08 +0000)]
igb: fix build without ieee1588 enabled

This patch marks rxq with RTE_SET_USED in
rx_desc_hlen_type_rss_to_pkt_flags(), when
ieee1588 is disabled. Previously a compilation
error occurred on unused-parameter.

Fixes: 1ce6591e238a ("igb: fix ieee1588 frame identification in i210")

Signed-off-by: Harry van Haaren <harry.van.haaren@intel.com>
Acked-by: Pablo de Lara <pablo.de.lara.guarch@intel.com>
9 years agoixgbevf: support RSS reta/hash query and update
Wenzhuo Lu [Fri, 16 Oct 2015 13:05:40 +0000 (21:05 +0800)]
ixgbevf: support RSS reta/hash query and update

This patch implements the VF RSS reta/hash query and update function
on 10G NICs. But the update function is only provided for x550. Because
the other NICs don't have the separate registers for VF, we don't want
to let a VF NIC change the shared RSS reta/hash registers. It may cause
PF and other VF NICs' behavior change without being noticed.

Signed-off-by: Wenzhuo Lu <wenzhuo.lu@intel.com>
Acked-by: Konstantin Ananyev <konstantin.ananyev@intel.com>
9 years agoixgbevf: support RSS config on x550
Wenzhuo Lu [Fri, 16 Oct 2015 13:05:39 +0000 (21:05 +0800)]
ixgbevf: support RSS config on x550

On x550, there're separate registers provided for VF RSS while on the other
10G NICs, for example, 82599, VF and PF share the same registers.
This patch lets x550 use the VF specific registers when doing RSS configuration
on VF. The behavior of other 10G NICs doesn't change.

Signed-off-by: Wenzhuo Lu <wenzhuo.lu@intel.com>
Acked-by: Konstantin Ananyev <konstantin.ananyev@intel.com>
9 years agoixgbe: support 512 RSS entries on x550
Wenzhuo Lu [Fri, 16 Oct 2015 13:05:38 +0000 (21:05 +0800)]
ixgbe: support 512 RSS entries on x550

Comparing with the older NICs, x550's RSS redirection table is enlarged to 512
entries. As the original code is for the NICs which have a 128 entries RSS table,
it means only part of the RSS table is set on x550. So, RSS cannot work as
expected on x550, it doesn't redirect the packets evenly.
This patch configs the entries beyond 128 on x550 to let RSS work well, and also
update the query and update functions to support 512 entries.

Signed-off-by: Wenzhuo Lu <wenzhuo.lu@intel.com>
Acked-by: Konstantin Ananyev <konstantin.ananyev@intel.com>
9 years agoixgbe: drop flow control frames from VF
Wenzhuo Lu [Fri, 23 Oct 2015 05:52:25 +0000 (13:52 +0800)]
ixgbe: drop flow control frames from VF

This patch will drop flow control frames from being transmitted
from VSIs.
With this patch in place a malicious VF cannot send flow control
or PFC packets out on the wire.

Signed-off-by: Wenzhuo Lu <wenzhuo.lu@intel.com>
Acked-by: Helin Zhang <helin.zhang@intel.com>
9 years agoixgbe: prefetch cacheline after pointer becomes valid
Zoltan Kiss [Fri, 25 Sep 2015 17:44:51 +0000 (10:44 -0700)]
ixgbe: prefetch cacheline after pointer becomes valid

At the original point the rx_pkts[pos( + n)] pointers are not initialized,
so the code is prefetching random data.

Signed-off-by: Zoltan Kiss <zoltan.kiss@linaro.org>
Acked-by: Bruce Richardson <bruce.richardson@intel.com>
9 years agoixgbe: fix access to last byte of EEPROM
Remy Horton [Thu, 17 Sep 2015 13:47:16 +0000 (14:47 +0100)]
ixgbe: fix access to last byte of EEPROM

Incorrect operator in ixgbe_get_eeprom & ixgbe_set_eeprom prevents
last byte of EEPROM being read/written, and hence cannot be dumped
or updated in entirity using these functions.

Fixes: 0198848a47f5 ("ixgbe: add access to specific device info")

Signed-off-by: Remy Horton <remy.horton@intel.com>
Acked-by: Konstantin Ananyev <konstantin.ananyev@intel.com>
9 years agoixgbe: add MAC short packet discard count to Rx errors
Harry van Haaren [Tue, 27 Oct 2015 10:22:14 +0000 (10:22 +0000)]
ixgbe: add MAC short packet discard count to Rx errors

This patch adds the mspdc (MAC Short Packet Discard Count)
to the total rx errors, as discussed on the dev@dpdk mailing
list: http://comments.gmane.org/gmane.comp.networking.dpdk.devel/23717

Suggested-by: Igor Ryzhov <iryzhov@arccn.ru>
Signed-off-by: Harry van Haaren <harry.van.haaren@intel.com>
Acked-by: Wenzhuo Lu <wenzhuo.lu@intel.com>
9 years agoixgbe: remove jabber count from Rx errors
Harry van Haaren [Tue, 20 Oct 2015 09:23:19 +0000 (10:23 +0100)]
ixgbe: remove jabber count from Rx errors

Remove receive jabber count (rjc) from ierrors count as the
register overlaps with the CRC error register, previously
causing some packets to be counted twice.

Signed-off-by: Harry van Haaren <harry.van.haaren@intel.com>
Acked-by: Maryam Tahhan <maryam.tahhan@intel.com>
Acked-by: Wenzhuo Lu <wenzhuo.lu@intel.com>
9 years agoixgbe: fix statistics for 82598/82599 differences
Harry van Haaren [Thu, 1 Oct 2015 12:12:51 +0000 (13:12 +0100)]
ixgbe: fix statistics for 82598/82599 differences

Ixgbe based 82598 and 82599 have different priority receive link-on
register addresses. This is solved in base/ by providing in the
PXONRXC and PXONXCNT as separate macros. This patch ensures the
correct address is read, avoiding reading garbage values.

Also PXON2OFFCNT doesn't exist in 82598, so it is not read for
that MAC.

This issue has existed since the drivers were imported into DPDK,
but was not easily discoverable as xstats were not available.
Tested using testpmd> show port xstats all

Fixes: af75078fece3 ("first public release")

Signed-off-by: Harry van Haaren <harry.van.haaren@intel.com>
Acked-by: Wenzhuo Lu <wenzhuo.lu@intel.com>
9 years agoixgbevf: fix TSO support
Wenzhuo Lu [Fri, 11 Sep 2015 02:00:16 +0000 (10:00 +0800)]
ixgbevf: fix TSO support

When setting TSO on VF ixgbe NICs, for example, 82599, x550, the
prompt that TSO is not supported will be printed. But TSO is
supported by VF ixgbe NICs.
We should add TSO to the capability flag, so, we will not see the
wrong prompt.

Signed-off-by: Wenzhuo Lu <wenzhuo.lu@intel.com>
Acked-by: Jingjing Wu <jingjing.wu@intel.com>
9 years agoixgbevf: fix statistic wraparound
Harry van Haaren [Mon, 12 Oct 2015 16:45:32 +0000 (17:45 +0100)]
ixgbevf: fix statistic wraparound

Fix a misinterpretation of VF stats in ixgbe

Signed-off-by: Harry van Haaren <harry.van.haaren@intel.com>
Acked-by: Roger Melton <rmelton@cisco.com>
9 years agoigbvf: fix statistic wraparound
Harry van Haaren [Mon, 12 Oct 2015 16:45:33 +0000 (17:45 +0100)]
igbvf: fix statistic wraparound

Fix a misinterpreatation of VF statistic macro in e1000/igb.

Signed-off-by: Harry van Haaren <harry.van.haaren@intel.com>
Acked-by: Roger Melton <rmelton@cisco.com>
9 years agoigb: fix ieee1588 frame identification in i210
Pablo de Lara [Mon, 19 Oct 2015 13:20:03 +0000 (14:20 +0100)]
igb: fix ieee1588 frame identification in i210

Fixed issue where the flag PKT_RX_IEEE1588_PTP was not being set
in Intel I210 NIC, as EtherType in RX descriptor is in bits 8:10 of
Packet Type and not in the default bits 0:2.

Fixes known issue "IEEE1588 support possibly not working
with an Intel Ethernet Controller I210 NIC"

Signed-off-by: Pablo de Lara <pablo.de.lara.guarch@intel.com>
Acked-by: John McNamara <john.mcnamara@intel.com>
Acked-by: Wenzhuo Lu <wenzhuo.lu@intel.com>
9 years agoigb: enable TSO support
Wang Xiao W [Wed, 21 Oct 2015 07:55:26 +0000 (15:55 +0800)]
igb: enable TSO support

This patch enables igb TSO feature, the feature works on both PF and VF.
The TCP segmentation offload needs to write the offload related information
into the advanced context descriptors, which is similar to checksum offload.

Signed-off-by: Wang Xiao W <xiao.w.wang@intel.com>
Acked-by: Wenzhuo Lu <wenzhuo.lu@intel.com>
9 years agoe1000: fix total byte statistics
Harry van Haaren [Thu, 22 Oct 2015 15:18:04 +0000 (16:18 +0100)]
e1000: fix total byte statistics

This patch fixes a bug in reading the 64 bit register reading
which was causing the total octets counters to show zero.
Now the code reads both the lower and higher 32 bits.
Tested in testpmd, byte values are correct.

Fixes: 805803445a02 ("e1000: support EM devices (also known as e1000/e1000e)")

Signed-off-by: Harry van Haaren <harry.van.haaren@intel.com>
Acked-by: Wenzhuo Lu <wenzhuo.lu@intel.com>
9 years agoe1000: add new i218 devices
Wenzhuo Lu [Fri, 16 Oct 2015 02:51:21 +0000 (10:51 +0800)]
e1000: add new i218 devices

Add the new e1000 devices to the DPDK PCI device list.

Signed-off-by: Wenzhuo Lu <wenzhuo.lu@intel.com>
9 years agoe1000/base: minor changes
Wenzhuo Lu [Fri, 16 Oct 2015 02:51:20 +0000 (10:51 +0800)]
e1000/base: minor changes

Some minor code change. No functionality impact.

Signed-off-by: Wenzhuo Lu <wenzhuo.lu@intel.com>
9 years agoe1000/base: allow both ULP and EEE in Sx state
Wenzhuo Lu [Fri, 16 Oct 2015 02:51:19 +0000 (10:51 +0800)]
e1000/base: allow both ULP and EEE in Sx state

This patch implements a modified flow that allows both ULP and EEE
in Sx (Sticky mode).

Signed-off-by: Wenzhuo Lu <wenzhuo.lu@intel.com>
9 years agoe1000/base: synchronize PHY interface on non-ME systems
Wenzhuo Lu [Fri, 16 Oct 2015 02:51:18 +0000 (10:51 +0800)]
e1000/base: synchronize PHY interface on non-ME systems

On power up, the MAC - PHY interface needs to be set to PCIe, even if
cable is disconnected.  In ME systems, the ME handles this on exit from
Sx(Sticky mode) state. In non-ME, the driver handles it. Added a check
for non-ME system to the driver code that handles that.

Signed-off-by: Wenzhuo Lu <wenzhuo.lu@intel.com>
9 years agoe1000/base: increase timeout of reset check
Wenzhuo Lu [Fri, 16 Oct 2015 02:51:14 +0000 (10:51 +0800)]
e1000/base: increase timeout of reset check

Previously, in check_reset_block RSPCIPHY was polled for 100 ms before determining
that the ME veto is set. This needed to be increased to 300 ms.

Signed-off-by: Wenzhuo Lu <wenzhuo.lu@intel.com>
9 years agoe1000/base: initialize 88E1543 PHY
Wenzhuo Lu [Fri, 16 Oct 2015 02:51:15 +0000 (10:51 +0800)]
e1000/base: initialize 88E1543 PHY

The initialization process for 88E1543 PHY.

Signed-off-by: Wenzhuo Lu <wenzhuo.lu@intel.com>
9 years agoe1000/base: disable IPv6 extension header parsing
Wenzhuo Lu [Fri, 16 Oct 2015 02:51:12 +0000 (10:51 +0800)]
e1000/base: disable IPv6 extension header parsing

All 1G Server products need to have IPv6 extension headers turned off.

Signed-off-by: Wenzhuo Lu <wenzhuo.lu@intel.com>
9 years agoe1000/base: prevent ULP flow if cable connected
Wenzhuo Lu [Fri, 16 Oct 2015 02:51:03 +0000 (10:51 +0800)]
e1000/base: prevent ULP flow if cable connected

Enabling ulp on link down when cable is connect caused an infinite
loop of linkup/down indications in the NDIS driver.
After discussed, correct flow is to enable ULP only when cable is
disconnected.

Signed-off-by: Wenzhuo Lu <wenzhuo.lu@intel.com>
9 years agoe1000/base: add flags to set EEE advertisement modes
Wenzhuo Lu [Fri, 16 Oct 2015 02:51:02 +0000 (10:51 +0800)]
e1000/base: add flags to set EEE advertisement modes

Requires driver changes!

Change e1000_set_eee_i350 and e1000_set_eee_i354 to have flags allowing
changes in the advertised EEE speeds.

Signed-off-by: Wenzhuo Lu <wenzhuo.lu@intel.com>
9 years agoe1000/base: support inverted format ETrackId
Wenzhuo Lu [Fri, 16 Oct 2015 02:50:59 +0000 (10:50 +0800)]
e1000/base: support inverted format ETrackId

There are some images which contain ETrackID in inverted format. This patch
allows reading this format.

Signed-off-by: Wenzhuo Lu <wenzhuo.lu@intel.com>
9 years agoe1000/base: support different EEARBC for i210
Wenzhuo Lu [Fri, 16 Oct 2015 02:51:00 +0000 (10:51 +0800)]
e1000/base: support different EEARBC for i210

EEARBC has changed on i210. It means EEARBC has a different address on
i210 than on other NICs. So, add a new entity named EEARBC_I210 to the
register list and make sure the right one is being used on i210.

Signed-off-by: Wenzhuo Lu <wenzhuo.lu@intel.com>
9 years agoe1000/base: add bit to disable packetbuffer read
Wenzhuo Lu [Fri, 16 Oct 2015 02:51:08 +0000 (10:51 +0800)]
e1000/base: add bit to disable packetbuffer read

Added bit FEXTNVM7[18], that controls disabling MAC packet buffer read.

Signed-off-by: Wenzhuo Lu <wenzhuo.lu@intel.com>
9 years agoe1000/base: add defaults for i210 Rx/Tx PBSIZE
Wenzhuo Lu [Fri, 16 Oct 2015 02:50:53 +0000 (10:50 +0800)]
e1000/base: add defaults for i210 Rx/Tx PBSIZE

These are the defaults for the packet buffer size registers that need to
be explicitly set back if someone changes them and comes back to a normal
driver.

Signed-off-by: Wenzhuo Lu <wenzhuo.lu@intel.com>
9 years agoe1000/base: fix K1 configuration
Wenzhuo Lu [Fri, 16 Oct 2015 02:51:09 +0000 (10:51 +0800)]
e1000/base: fix K1 configuration

This patch is for the following updates to the K1 configurations:
Tx idle period for entering K1 should be 128 ns.
Minimum Tx idle period in K1 should be 256 ns.

Signed-off-by: Wenzhuo Lu <wenzhuo.lu@intel.com>
9 years agoe1000/base: fix link detect flow
Wenzhuo Lu [Fri, 16 Oct 2015 02:51:06 +0000 (10:51 +0800)]
e1000/base: fix link detect flow

In case that auto-negotiate is not enabled, call
e1000_setup_copper_link_generic instead of e1000_phy_setup_autoneg.

Signed-off-by: Wenzhuo Lu <wenzhuo.lu@intel.com>
9 years agoe1000/base: fix link check for i354 88E1112 PHY
Wenzhuo Lu [Fri, 16 Oct 2015 02:51:13 +0000 (10:51 +0800)]
e1000/base: fix link check for i354 88E1112 PHY

e1000_check_for_link_media_swap() is supposed to check PHY page 0 for
copper and PHY page 1 for "other" (fiber) link. We switched back from
page 1 to page 0 too soon, before e1000_check_for_link_82575() is
executed and we were never finding link on fiber (other).

Note: The precedence of link type is controlled by the PHY settings.

If the link is copper, as the M88E1112 page address is set to 1, it should be
set back to 0 before checking this link.

Signed-off-by: Wenzhuo Lu <wenzhuo.lu@intel.com>
9 years agoe1000/base: fix beacon duration for i217
Wenzhuo Lu [Fri, 16 Oct 2015 02:51:11 +0000 (10:51 +0800)]
e1000/base: fix beacon duration for i217

Fix for I217 Packet Loss issue - The Management Engine sets the FEXTNVM4
Beacon Duration incorrectly.  This fix ensures that the correct value will
always be set. Correct value for this field is 8 usec.

Signed-off-by: Wenzhuo Lu <wenzhuo.lu@intel.com>
9 years agoe1000/base: fix TIPG for non 10 half duplex mode
Wenzhuo Lu [Fri, 16 Oct 2015 02:51:04 +0000 (10:51 +0800)]
e1000/base: fix TIPG for non 10 half duplex mode

TIPG value is increased when setting speed to 10 half to prevent
packet loss. However, it was never decreased again when speed
changes. This caused performance issues in the NDIS driver.
Fix this to restore TIPG to default value on non 10 half.

Signed-off-by: Wenzhuo Lu <wenzhuo.lu@intel.com>
9 years agoe1000/base: fix reset of DH89XXCC SGMII
Wenzhuo Lu [Fri, 16 Oct 2015 02:50:54 +0000 (10:50 +0800)]
e1000/base: fix reset of DH89XXCC SGMII

For DH89XXCC_SGMII, write flush leaves registers of this device trashed
(0xFFFFFFFF). Added check for this device.
Also, after both for Port SW Reset and Device Reset case, platform should
wait at least 3ms before reading any registers. Since waiting is
conditionally executed only for Device Reset - removed the condition.

Signed-off-by: Wenzhuo Lu <wenzhuo.lu@intel.com>
9 years agoe1000/base: fix EEPROM access for i210
Wenzhuo Lu [Fri, 16 Oct 2015 02:51:16 +0000 (10:51 +0800)]
e1000/base: fix EEPROM access for i210

The i210 has two EEPROM access registers that are located in
non-standard offsets: EEARBC and EEMNGCTL. EEARBC was fixed previously
and EEMNGCTL should also be corrected.

Signed-off-by: Wenzhuo Lu <wenzhuo.lu@intel.com>
9 years agoe1000/base: fix redundant PHY power down for i210
Wenzhuo Lu [Fri, 16 Oct 2015 02:50:51 +0000 (10:50 +0800)]
e1000/base: fix redundant PHY power down for i210

The wrong bit is being used in PHYREG16 for PHY power down. In addition,
the use of PHYREG 16 is unnecessary if bit 11 of PHYREG 0 is used.

Signed-off-by: Wenzhuo Lu <wenzhuo.lu@intel.com>
9 years agoe1000/base: fix jumbo frame CRC failures
Wenzhuo Lu [Fri, 16 Oct 2015 02:50:50 +0000 (10:50 +0800)]
e1000/base: fix jumbo frame CRC failures

This is a patch to change the value of register 776.20[11:2] for jumbo
mode from 0x1A to 0x1F. This is to enlarge the gap between read and
write pointers in the TX Fifo.
And replace the magic number with a macro by the way.

Signed-off-by: Wenzhuo Lu <wenzhuo.lu@intel.com>
9 years agoe1000/base: fix link flap on 82579
Wenzhuo Lu [Fri, 16 Oct 2015 02:50:49 +0000 (10:50 +0800)]
e1000/base: fix link flap on 82579

Several customers have reported a link flap issue on 82579. The symptoms
are random and intermittent link losses when 82579 is connected to specific
switches. Issue has been root caused as interoperability problem between
the NIC and at least some Broadcom PHYs in the Energy Efficient Ethernet
wake mechanism.
To fix the issue, we are disabling the Phase Locked Loop shutdown in 100M
Low Power Idle. This solution will cause an increase of power in 100M EEE
link. It may cost additional 28mW in this specific mode.

Signed-off-by: Wenzhuo Lu <wenzhuo.lu@intel.com>
9 years agoe1000/base: return error in resume workaround
Wenzhuo Lu [Fri, 16 Oct 2015 02:51:05 +0000 (10:51 +0800)]
e1000/base: return error in resume workaround

Add u32 return value to function e1000_resume_workarounds_pchlan,
so that calling function can detect PHY access failure during resuming
flow.

Signed-off-by: Wenzhuo Lu <wenzhuo.lu@intel.com>
9 years agoe1000/base: check more errors for ESB2 init and reset
Wenzhuo Lu [Fri, 16 Oct 2015 02:50:58 +0000 (10:50 +0800)]
e1000/base: check more errors for ESB2 init and reset

Adding code where missing to handle case where calls to
e1000_read_kmrn_reg_80003es2lan and e1000_write_kmrn_reg_80003es2lan return
an error value.
Also, when accessing the E1000_KMRNCTRLSTA_INBAND_PARAM offset to disable
far-end loopback on 80003es2lan devices, make the handling of a read or
write failure consistent between hw_init and hw_reset.

Signed-off-by: Wenzhuo Lu <wenzhuo.lu@intel.com>
9 years agoe1000/base: check more NVM read errors
Wenzhuo Lu [Fri, 16 Oct 2015 02:50:55 +0000 (10:50 +0800)]
e1000/base: check more NVM read errors

Adding code to a case where e1000_nvn_read is called, but there is no
consideration for when the read fails (returns an error code).
Also, this patch adds an error message to a base NVM reading function that
is missing it for consistency.
This patch is not covering all cases of these conditions, it only covers
the code used by the e1000e driver.

Signed-off-by: Wenzhuo Lu <wenzhuo.lu@intel.com>
9 years agoe1000/base: return code after setting receive address register
Wenzhuo Lu [Fri, 16 Oct 2015 02:50:52 +0000 (10:50 +0800)]
e1000/base: return code after setting receive address register

Previously, the rar_set functions were of type void, and when they failed
to program an address register they would, at most,  put a message into
the log and end.  The fact that they failed to program an address into a
address register, if checked for, should be captured and passed back to
the caller so that the drivers can deal with the situation (or not) as
they deem best.
Drivers can ignore or use the return value.  No change to base drivers
is mandated by this change unless a driver wants to handle the failure
to program an address register (e.g. evaluate the return value).

Signed-off-by: Wenzhuo Lu <wenzhuo.lu@intel.com>
9 years agoe1000/base: remove useless return variables
Wenzhuo Lu [Fri, 16 Oct 2015 02:50:56 +0000 (10:50 +0800)]
e1000/base: remove useless return variables

Although this change should be optimized out by the compiler, just
return a constant directly rather than declare a variable.

Signed-off-by: Wenzhuo Lu <wenzhuo.lu@intel.com>
9 years agoe1000/base: remove obsolete comment
Wenzhuo Lu [Fri, 16 Oct 2015 02:51:10 +0000 (10:51 +0800)]
e1000/base: remove obsolete comment

The "FIXME" comment is revomed from e1000_acquire_swfw_sync_80003es2lan
but forgotten being removed from e1000_acquire_swfw_sync_82575 while
the similar changes were made to both.

Signed-off-by: Wenzhuo Lu <wenzhuo.lu@intel.com>
9 years agoe1000/base: cleanup unused tag
Wenzhuo Lu [Fri, 16 Oct 2015 02:51:07 +0000 (10:51 +0800)]
e1000/base: cleanup unused tag

Remove all NAHUM6LP_HW tags.

Signed-off-by: Wenzhuo Lu <wenzhuo.lu@intel.com>
9 years agoe1000/base: apply paranoia to macro arguments
Wenzhuo Lu [Fri, 16 Oct 2015 02:51:01 +0000 (10:51 +0800)]
e1000/base: apply paranoia to macro arguments

Macro arguments need to be in parens since we can pass in expressions.

Signed-off-by: Wenzhuo Lu <wenzhuo.lu@intel.com>
9 years agoe1000/base: add new devices
Wenzhuo Lu [Fri, 16 Oct 2015 02:50:48 +0000 (10:50 +0800)]
e1000/base: add new devices

Add some new i218 devices.

Signed-off-by: Wenzhuo Lu <wenzhuo.lu@intel.com>