Commit Graph

19 Commits

Author SHA1 Message Date
Raghu Vatsavayi
5b823514ae liquidio: CN23XX octeon3 instruction
Adds support for data path related changes based
on octeon3 instruction header(ih3) for cn23xx.

Signed-off-by: Derek Chickles <derek.chickles@caviumnetworks.com>
Signed-off-by: Satanand Burla <satananda.burla@caviumnetworks.com>
Signed-off-by: Felix Manlunas <felix.manlunas@caviumnetworks.com>
Signed-off-by: Raghu Vatsavayi <raghu.vatsavayi@caviumnetworks.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
2016-09-02 17:11:30 -07:00
Raghu Vatsavayi
5b07aee112 liquidio: MSIX support for CN23XX
This patch adds support msix interrupt for cn23xx device.

Signed-off-by: Derek Chickles <derek.chickles@caviumnetworks.com>
Signed-off-by: Satanand Burla <satananda.burla@caviumnetworks.com>
Signed-off-by: Felix Manlunas <felix.manlunas@caviumnetworks.com>
Signed-off-by: Raghu Vatsavayi <raghu.vatsavayi@caviumnetworks.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
2016-08-31 14:12:48 -07:00
Raghu Vatsavayi
e86b1ab686 liquidio: CN23XX queue definitions
Add support for cn23xx specific queue definitions and
features.

Signed-off-by: Derek Chickles <derek.chickles@caviumnetworks.com>
Signed-off-by: Satanand Burla <satananda.burla@caviumnetworks.com>
Signed-off-by: Felix Manlunas <felix.manlunas@caviumnetworks.com>
Signed-off-by: Raghu Vatsavayi <raghu.vatsavayi@caviumnetworks.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
2016-08-31 14:12:47 -07:00
Raghu Vatsavayi
cd8b1eb4e5 liquidio: Common enable irq function
Add support of common irq enable functionality for both
iq(instruction queue) and oq(output queue).

Signed-off-by: Derek Chickles <derek.chickles@caviumnetworks.com>
Signed-off-by: Satanand Burla <satananda.burla@caviumnetworks.com>
Signed-off-by: Felix Manlunas <felix.manlunas@caviumnetworks.com>
Signed-off-by: Raghu Vatsavayi <raghu.vatsavayi@caviumnetworks.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
2016-08-31 14:12:47 -07:00
Raghu Vatsavayi
3258124534 liquidio: Consolidate common functionality
Consolidate common functionality of various devices
from different files into lio_core.c/octeon_console.c.

Signed-off-by: Derek Chickles <derek.chickles@caviumnetworks.com>
Signed-off-by: Satanand Burla <satananda.burla@caviumnetworks.com>
Signed-off-by: Felix Manlunas <felix.manlunas@caviumnetworks.com>
Signed-off-by: Raghu Vatsavayi <raghu.vatsavayi@caviumnetworks.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
2016-08-31 14:12:46 -07:00
Raghu Vatsavayi
a2c64b67c6 liquidio: Remove redundant code
This patch removes redundant file includes and conditions.
Provides some meaningful comments and code alignment.

Signed-off-by: Derek Chickles <derek.chickles@caviumnetworks.com>
Signed-off-by: Satanand Burla <satananda.burla@caviumnetworks.com>
Signed-off-by: Felix Manlunas <felix.manlunas@caviumnetworks.com>
Signed-off-by: Raghu Vatsavayi <raghu.vatsavayi@caviumnetworks.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
2016-07-04 16:15:32 -07:00
Raghu Vatsavayi
1e0d30fe21 liquidio: free resources during shutdown
This patch fixes the issue of proper freeing of queue
memory resources during free device. It also has fix for
correct pcie error reporting.

Signed-off-by: Derek Chickles <derek.chickles@caviumnetworks.com>
Signed-off-by: Satanand Burla <satananda.burla@caviumnetworks.com>
Signed-off-by: Felix Manlunas <felix.manlunas@caviumnetworks.com>
Signed-off-by: Raghu Vatsavayi <raghu.vatsavayi@caviumnetworks.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
2016-07-04 16:15:31 -07:00
Raghu Vatsavayi
a7d5a3dcf7 liquidio: Macro replacements
This patch has minor replacements of ACCESS_ONCE macros with
WRITE_ONCE and replacement of BUG_ON with polite version WARN_ON.

Signed-off-by: Derek Chickles <derek.chickles@caviumnetworks.com>
Signed-off-by: Satanand Burla <satananda.burla@caviumnetworks.com>
Signed-off-by: Felix Manlunas <felix.manlunas@caviumnetworks.com>
Signed-off-by: Raghu Vatsavayi <raghu.vatsavayi@caviumnetworks.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
2016-07-04 16:15:30 -07:00
Raghu Vatsavayi
4b129ae3b6 liquidio: ddr timeout
Adds support for ddr_timeout during device init.

Signed-off-by: Derek Chickles <derek.chickles@caviumnetworks.com>
Signed-off-by: Satanand Burla <satananda.burla@caviumnetworks.com>
Signed-off-by: Felix Manlunas <felix.manlunas@caviumnetworks.com>
Signed-off-by: Raghu Vatsavayi <raghu.vatsavayi@caviumnetworks.com>
Signed-off-by: Raghu Vatsavayi <rvatsavayi@caviumnetworks.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
2016-06-25 12:08:29 -04:00
Raghu Vatsavayi
d3d7e6c65f liquidio: Firmware image download
This patch has firmware image related changes for: firmware
release upon failure, support latest firmware version and
firmware download in 4MB chunks.

Signed-off-by: Derek Chickles <derek.chickles@caviumnetworks.com>
Signed-off-by: Satanand Burla <satananda.burla@caviumnetworks.com>
Signed-off-by: Felix Manlunas <felix.manlunas@caviumnetworks.com>
Signed-off-by: Raghu Vatsavayi <raghu.vatsavayi@caviumnetworks.com>
Signed-off-by: Raghu Vatsavayi <rvatsavayi@caviumnetworks.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
2016-06-25 12:08:28 -04:00
Raghu Vatsavayi
63da84049b liquidio: soft command buffer limits
This patch increases the limits of soft command buffer size and
num command buffers. This patch also has changes for queue macros
and limit related changes for new chips.

Signed-off-by: Derek Chickles <derek.chickles@caviumnetworks.com>
Signed-off-by: Satanand Burla <satananda.burla@caviumnetworks.com>
Signed-off-by: Felix Manlunas <felix.manlunas@caviumnetworks.com>
Signed-off-by: Raghu Vatsavayi <raghu.vatsavayi@caviumnetworks.com>
Signed-off-by: Raghu Vatsavayi <rvatsavayi@caviumnetworks.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
2016-06-25 12:08:28 -04:00
Wei Yongjun
2dce5fbfc0 net:liquidio: remove unused including <linux/version.h>
Remove including <linux/version.h> that don't need it.

Signed-off-by: Wei Yongjun <yongjun_wei@trendmicro.com.cn>
Signed-off-by: David S. Miller <davem@davemloft.net>
2016-06-17 22:28:49 -07:00
Raghu Vatsavayi
0cece6c583 liquidio: Replace ifidx for FW commands
This patch decoupled the firmware side ifidx and host side interface
number. It also has some minor name change for linkinfo sturct field.

Signed-off-by: Derek Chickles <derek.chickles@caviumnetworks.com>
Signed-off-by: Satanand Burla <satananda.burla@caviumnetworks.com>
Signed-off-by: Felix Manlunas <felix.manlunas@caviumnetworks.com>
Signed-off-by: Raghu Vatsavayi <raghu.vatsavayi@caviumnetworks.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
2016-06-15 21:44:32 -07:00
Raghu Vatsavayi
96ae48b7fa liquidio:RX queue alloc changes
This patch is to allocate rx queue's memory based on numa node and also use
page based buffers for rx traffic improvements.

Signed-off-by: Derek Chickles <derek.chickles@caviumnetworks.com>
Signed-off-by: Satanand Burla <satananda.burla@caviumnetworks.com>
Signed-off-by: Felix Manlunas <felix.manlunas@caviumnetworks.com>
Signed-off-by: Raghu Vatsavayi <raghu.vatsavayi@caviumnetworks.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
2016-06-15 21:44:31 -07:00
Raghu Vatsavayi
26236fa9a1 liquidio: Host queue mapping changes
This patch is to allocate the input queues based on Numa node in tx path
and queue mapping changes based on the mapping info provided by firmware.

Signed-off-by: Derek Chickles <derek.chickles@caviumnetworks.com>
Signed-off-by: Satanand Burla <satananda.burla@caviumnetworks.com>
Signed-off-by: Felix Manlunas <felix.manlunas@caviumnetworks.com>
Signed-off-by: Raghu Vatsavayi <raghu.vatsavayi@caviumnetworks.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
2016-06-15 21:44:31 -07:00
Muhammad Falak R Wani
7c542772cc net:liquidio: use kmemdup
Use kmemdup when some other buffer is immediately copied into allocated
region. It replaces call to allocation followed by memcpy, by a single
call to kmemdup.

Signed-off-by: Muhammad Falak R Wani <falakreyaz@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
2016-05-20 19:50:07 -04:00
Markus Elfring
9686f3109a net-Liquidio: Delete unnecessary checks before the function call "vfree"
The vfree() function performs also input parameter validation.
Thus the test around the call is not needed.

This issue was detected by using the Coccinelle software.

Signed-off-by: Markus Elfring <elfring@users.sourceforge.net>
Signed-off-by: David S. Miller <davem@davemloft.net>
2015-06-29 09:28:14 -07:00
Raghu Vatsavayi
5b173cf927 Fix Cavium Liquidio build related errors and warnings
1) Fixed following sparse warnings:
    lio_main.c:213:6: warning: symbol 'octeon_droq_bh' was not
    declared. Should it be static?
    lio_main.c:233:5: warning: symbol 'lio_wait_for_oq_pkts' was
    not declared. Should it be static?
    lio_main.c:3083:5: warning: symbol 'lio_nic_info' was not
    declared. Should it be static?
    lio_main.c:2618:16: warning: cast from restricted __be16
    octeon_device.c:466:6: warning: symbol 'oct_set_config_info'
    was not declared. Should it be static?
    octeon_device.c:573:25: warning: cast to restricted __be32
    octeon_device.c:582:29: warning: cast to restricted __be32
    octeon_device.c:584:39: warning: cast to restricted __be32
    octeon_device.c:594:13: warning: cast to restricted __be32
    octeon_device.c:596:25: warning: cast to restricted __be32
    octeon_device.c:613:25: warning: cast to restricted __be32
    octeon_device.c:614:29: warning: cast to restricted __be64
    octeon_device.c:615:29: warning: cast to restricted __be32
    octeon_device.c:619:37: warning: cast to restricted __be32
    octeon_device.c:623:33: warning: cast to restricted __be32
    cn66xx_device.c:540:6: warning: symbol
    'lio_cn6xxx_get_pcie_qlmport' was not declared. Should it be s
    octeon_mem_ops.c:181:16: warning: cast to restricted __be64
    octeon_mem_ops.c:190:16: warning: cast to restricted __be32
    octeon_mem_ops.c:196:17: warning: incorrect type in initializer
2) Fix build errors corresponding to vmalloc on linux-next 4.1.
3) Liquidio now supports 64 bit only, modified Kconfig accordingly.
4) Fix some code alignment issues based on kernel build warnings.

Signed-off-by: Derek Chickles <derek.chickles@caviumnetworks.com>
Signed-off-by: Satanand Burla <satananda.burla@caviumnetworks.com>
Signed-off-by: Felix Manlunas <felix.manlunas@caviumnetworks.com>
Signed-off-by: Raghu Vatsavayi <raghu.vatsavayi@caviumnetworks.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
2015-06-12 19:16:04 -07:00
Raghu Vatsavayi
f21fb3ed36 Add support of Cavium Liquidio ethernet adapters
Following patch V8 adds support for Cavium Liquidio pci express
based 10Gig ethernet adapters.
1) Consolidated all debug macros to either call dev_* or
   netdev_* macros directly, feedback from previous patch.
2) Changed soft commands to avoid crash when running
   in interrupt context.
3) Fixed link status not reflecting correct status when NetworkManager
   is running. Added MODULE_FIRMWARE declarations.

Following were the previous patches.
Patch V7:
1) Minor comments from v6 release regarding debug statements.
2) Fix for large multicast lists.
3) Fixed lockup issue if port initialization fails.
4) Enabled MSI by default.
https://patchwork.ozlabs.org/patch/464441/

Patch V6:
1) Addressed the uint64 vs u64 issue, feedback from previous patch.
2) Consolidated some receive processing routines.
3) Removed link status polling method.
https://patchwork.ozlabs.org/patch/459514/

Patch V5:
Based on the feedback from earlier patches with regards to
consolidation of common functions like device init, register
programming for cn66xx and cn68xx devices.
https://patchwork.ozlabs.org/patch/438979/

Patch V4:
Following were the changes based on the feedback from earlier patch:
1) Added mmiowb while synchronizing queue updates and other hw
   interactions.
2) Statistics will now be incremented non-atomically per each ring.
   liquidio_get_stats will add stats of each ring while reporting the
   total statistics counts.
3) Modified liquidio_ioctl  to return proper return codes.
4) Modified device naming to use standard Ethernet naming.
5) Global function names in the driver will have lio_/liquidio_/octeon_
   prefix.
6) Ethtool related changes for:
   Removed redundant stats and jiffies.
   Use default ethtool handler of link status.
   Speed setting will make use of ethtool_cmd_speed_set.
7) Added checks for pci_map_*  return codes.
8) Check for signals while waiting in interruptible mode
https://patchwork.ozlabs.org/patch/435073/

Patch v3:
Implemented feedback from previous patch like:
Removed NAPI Config and DEBUG config options, added BQL and xmit_more
support.
https://patchwork.ozlabs.org/patch/422749/

Patch V2:
Implemented feedback from previous patch.
https://patchwork.ozlabs.org/patch/413539/

First Patch:
https://patchwork.ozlabs.org/patch/412946/

Signed-off-by: Derek Chickles <derek.chickles@caviumnetworks.com>
Signed-off-by: Satanand Burla <satananda.burla@caviumnetworks.com>
Signed-off-by: Felix Manlunas <felix.manlunas@caviumnetworks.com>
Signed-off-by: Robert Richter <Robert.Richter@caviumnetworks.com>
Signed-off-by: Aleksey Makarov <Aleksey.Makarov@caviumnetworks.com>
Signed-off-by: Raghu Vatsavayi <raghu.vatsavayi@caviumnetworks.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
2015-06-10 22:44:08 -07:00