Commit Graph

3191 Commits

Author SHA1 Message Date
Pablo de Lara
065a0cbaeb cryptodev: remove unused PCI probe/remove
Signed-off-by: Pablo de Lara <pablo.de.lara.guarch@intel.com>
Acked-by: Declan Doherty <declan.doherty@intel.com>
2017-06-28 19:59:22 +02:00
Pablo de Lara
fe530c54e7 cryptodev: add PCI driver helpers
Add PCI probe/remove/init/uninit functions in a separate
file rte_cryptodev_pci.h, which do not use cryptodev driver,
in order to be removed in next commits.

Signed-off-by: Pablo de Lara <pablo.de.lara.guarch@intel.com>
Acked-by: Declan Doherty <declan.doherty@intel.com>
2017-06-28 19:59:22 +02:00
Pablo de Lara
d0b316ad6d cryptodev: release device if PCI probing fails
Call rte_cryptodev_pmd_release_device() if probing a
PCI crypto device, instead of accessing the variables
directly. This will be useful when rte_cryptodev_pci_probe()
gets moved to a separate file.

Signed-off-by: Pablo de Lara <pablo.de.lara.guarch@intel.com>
Acked-by: Declan Doherty <declan.doherty@intel.com>
2017-06-28 19:59:22 +02:00
Pablo de Lara
63348b9d1c cryptodev: move vdev functions to a separate file
Move all functions handling virtual devices to a separate
header file "rte_cryptodev_vdev.h", in order to leave only
generic functions for any device in the rest of the files.

It also creates the file "rte_cryptodev_pmd.c", with the
implementations of these functions.

Signed-off-by: Pablo de Lara <pablo.de.lara.guarch@intel.com>
Acked-by: Declan Doherty <declan.doherty@intel.com>
2017-06-28 19:59:22 +02:00
Pablo de Lara
5a7af3bb98 cryptodev: set PCI info only when device is PCI
Do not set PCI information in the device information structure
for any crypto device, just for the ones that are PCI, so
this is set internally in the PCI crypto PMDs (only QAT now).

Signed-off-by: Pablo de Lara <pablo.de.lara.guarch@intel.com>
Acked-by: Declan Doherty <declan.doherty@intel.com>
2017-06-28 19:59:22 +02:00
Pablo de Lara
708d07847f cryptodev: simplify device list retrieval logic
rte_cryptodev_devices_get() function returns an array of devices
sharing the same driver.

Instead of having two different paths depending on the device being
virtual or physical, retrieve the driver name from rte_device structure.

Signed-off-by: Pablo de Lara <pablo.de.lara.guarch@intel.com>
Acked-by: Declan Doherty <declan.doherty@intel.com>
2017-06-28 19:59:22 +02:00
Pablo de Lara
9ad53189a3 cryptodev: rename device retrieval argument
rte_cryptodev_devices_get() function was parsing a crypto
device name as an argument, but the function actually
returns device identifiers of devices that share the
same crypto driver, so the argument should be driver name, instead.

Fixes: 38227c0e3a ("cryptodev: retrieve device info")
Cc: stable@dpdk.org

Signed-off-by: Pablo de Lara <pablo.de.lara.guarch@intel.com>
Acked-by: Declan Doherty <declan.doherty@intel.com>
2017-06-28 19:59:22 +02:00
Pablo de Lara
d814e9b02c cryptodev: set driver name for all devices
When retrieving device information for a crypto driver,
driver name was only set when it was a PCI driver.
Getting the driver name from rte_device structure
allows rte_cryptodev_get_info() function to return it
regardless they are virtual or physical devices.

Signed-off-by: Pablo de Lara <pablo.de.lara.guarch@intel.com>
Acked-by: Declan Doherty <declan.doherty@intel.com>
2017-06-28 19:59:22 +02:00
Pablo de Lara
917ac9c49c cryptodev: store device pointer in virtual devices
Only non virtual devices were storing the pointer to
rte_device structure in rte_cryptodev, which will be needed
to retrieve the driver name for any device.

Signed-off-by: Pablo de Lara <pablo.de.lara.guarch@intel.com>
Acked-by: Declan Doherty <declan.doherty@intel.com>
2017-06-28 19:59:22 +02:00
Jamie Lavigne
6dc931654f mem: fix malloc element resize with padding
Currently when a malloc_elem is split after resizing, any padding
present in the elem is ignored.  This causes the resized elem to be too
small when padding is present, and user data can overwrite the beginning
of the following malloc_elem.

Solve this by including the size of the padding when computing where to
split the malloc_elem.

Fixes: af75078fec ("first public release")

Signed-off-by: Jamie Lavigne <lavignen@amazon.com>
Acked-by: Sergio Gonzalez Monroy <sergio.gonzalez.monroy@intel.com>
2017-06-28 23:04:22 +02:00
Ferruh Yigit
d32309fd27 pci: reduce debug log verbosity when probing
When debug level logging enabled (--log-level=8) each driver failed to
probe the device printed, like:

EAL: Driver (net_ark) doesn't match the device
EAL: Driver (net_avp) doesn't match the device
EAL: Driver (net_bnxt) doesn't match the device
EAL: Driver (net_cxgbe) doesn't match the device
EAL: Driver (net_e1000_igb) doesn't match the device
EAL: Driver (net_e1000_igb_vf) doesn't match the device
EAL: Driver (net_e1000_em) doesn't match the device
EAL: Driver (net_ena) doesn't match the device
EAL: Driver (net_enic) doesn't match the device
EAL: Driver (net_fm10k) doesn't match the device
EAL: Driver (net_i40e) doesn't match the device
EAL: Driver (net_i40e_vf) doesn't match the device
....

Overall hundreds of similar lines printed, because all drivers printed
for all devices. This is too much noise and there is already a log
message printed when device matched.

Removing the debug log completely.

Signed-off-by: Ferruh Yigit <ferruh.yigit@intel.com>
2017-06-27 16:33:37 +02:00
Luca Boccassi
5b45c30a00 ethdev: add missing symbol in map
The function rte_eth_tx_done_cleanup() was missing in the map file
so it cannot be used by applications linking to shared libraries.
pktgen uses it since version 3.2.0.

Fixes: 44a718c457 ("ethdev: add API to free consumed buffers in Tx ring")
Cc: stable@dpdk.org

Signed-off-by: Luca Boccassi <luca.boccassi@gmail.com>
2017-06-26 23:59:21 +02:00
Tonghao Zhang
8a04cb6125 pci: set default numa node for broken systems
The NUMA node information for PCI devices provided through
sysfs is invalid for AMD Opteron(TM) Processor 62xx and 63xx
on Red Hat Enterprise Linux 6, and VMs on some hypervisors.
It is good to see more checking for valid values.

Typical wrong numa node in some VMs:
$ cat /sys/devices/pci0000:00/0000:00:18.6/numa_node
-1

Signed-off-by: Tonghao Zhang <nic@opencloud.tech>
Acked-by: Sergio Gonzalez Monroy <sergio.gonzalez.monroy@intel.com>
2017-06-23 15:01:42 +02:00
Anand B Jyoti
077d248889 ring: fix return value for dequeue
The error return code for rte_ring_sc_dequeue_bulk() and
rte_ring_mc_dequeue_bulk() function should be -ENOENT rather
than -ENOBUFS as described in the function description.

Fixes: cfa7c9e6fc ("ring: make bulk and burst return values consistent")
Cc: stable@dpdk.org

Signed-off-by: Anand B Jyoti <anand.b.jyoti@intel.com>
Acked-by: Olivier Matz <olivier.matz@6wind.com>
2017-06-23 14:45:28 +02:00
Jerin Jacob
41218a9d43 eventdev: define default value for dequeue timeout
Defining the value 0 as default value for dequeue timeout
will help the application reduce the configuration setup
if the application is interested only in default
timeout value.

removed "min_dequeue_limit" negative testcase as
min_dequeue_limit value could be zero(which is
default timeout now) if driver has
dev_info->min_dequeue_timeout_ns  = 1.

Signed-off-by: Jerin Jacob <jerin.jacob@caviumnetworks.com>
2017-06-21 15:33:23 +02:00
Jerin Jacob
73e6b8c93d eventdev: introduce burst mode capability
Introducing the burst mode capability flag to express the event device
is capable of operating in burst mode for enqueue(forward, release) and
dequeue operation. If the device is not capable, then the application
still uses the rte_event_dequeue_burst() and rte_event_enqueue_burst()
but PMD accepts only one event at a time which is any way transparent
with the current rte_event_*_burst API semantics.

It solves two purposes:
1) Fix performance regression on the PMD which supports only nonburst
mode, and this issue is two-fold.

Typically the burst_worker main loop consists of following pseudo code:

while(1)
{
	uint16_t nb_rx = rte_event_dequeue_burst(ev,..);

	for (i=0; i < nb_rx; i++) {
		process(ev[i]);
		if (is_release_required(ev[i]))
			release_the_event(ev);
	}

        uint16_t nb_tx = rte_event_enqueue_burst(dev_id, port_id,
                                events, nb_rx);
        while (nb_tx < nb_rx)
            nb_tx += rte_event_enqueue_burst(dev_id, port_id,
            events + nb_tx, nb_rx - nb_tx);
}

Typically the non_burst_worker main loop consists of following pseudo code:
while(1)
{
    uint16_t nb_rx = rte_event_dequeue_burst(&ev, , 1);
    if (!nb_rx)
        continue;
    process(ev);
    while (rte_event_enqueue_burst(dev, port, &ev, 1) != 1);
}

Following overhead has been seen on nonburst mode capable PMDs with
burst mode version
- Extra explicit release(PMD does release on implicitly on next
dequeue) and thus avoids the cost additional driver function overhead.
- Extra "for" loop for event processing which compiler cannot detect at
runtime

2) Simplify the application configuration by avoiding the application to
find the correct enqueue and dequeue depth across different PMD.
If burst mode is not supported then, PMD can ignore depth field.
This will enable to write portable applications and makes
RFC eventdev_pipeline application works on OCTEONTX PMD
http://dpdk.org/dev/patchwork/patch/23799/

If an application wishes to get the maximum performance on nonburst
capable PMD then the application can write the code in a way that by
keeping packet processing function as inline functions and launch the
workers based on the capability.
The generic burst based worker still work on those PMDs without
any code change but this scheme needed only when the application wants
to gets the maximum performance out of nonburst capable PMDs.

This patch is based the on the real world test cases
http://dpdk.org/dev/patchwork/patch/24832/, Where without this scheme
20.9% performance drop observed per core.

See worker_wrapper(), perf_queue_worker(), perf_queue_worker_burst()
functions to use this scheme in a portable way without losing performance
on both sets of PMDs and achieving the portability.
http://dpdk.org/dev/patchwork/patch/24832/

Signed-off-by: Jerin Jacob <jerin.jacob@caviumnetworks.com>
Acked-by: Harry van Haaren <harry.van.haaren@intel.com>
2017-06-21 15:33:23 +02:00
Jerin Jacob
b1b3d9f905 eventdev: make vdev init and uninit functions optional
Made libeventdev library independent of VDEV bus by moving vdev pmd
specific function to rte_eventdev_pmd_vdev.h header file. Eventdev VDEV
PMD can include that for generic eventdev VDEV init and uninit function
enablement.

Signed-off-by: Jerin Jacob <jerin.jacob@caviumnetworks.com>
2017-06-21 15:33:23 +02:00
Jerin Jacob
9a8269d569 eventdev: make PCI probe and remove functions optional
Made libeventdev library independent of PCI bus by moving pci pmd
specific function to rte_eventdev_pmd_pci.h header file. Eventdev PCI
PMD can include that for generic eventdev PCI probe and remove function
enablement.

Signed-off-by: Jerin Jacob <jerin.jacob@caviumnetworks.com>
2017-06-21 15:33:23 +02:00
Jerin Jacob
6d0784e491 eventdev: restructure release function
Remove rte_event_dev_close() from rte_event_pmd_release() function so
that rte_event_pmd_release() can be used in stateless way. This will
enable rte_event_pmd_vdev_uninit() function to avoid using
eventdev_globals global variable and the need for exposing the a
global variable to PMD.

Signed-off-by: Jerin Jacob <jerin.jacob@caviumnetworks.com>
2017-06-21 15:33:23 +02:00
Jerin Jacob
7214438d93 eventdev: remove PCI dependency from generic structures
Remove the PCI dependency from generic data structures
and moved the PCI specific code to rte_event_pmd_pci*

Signed-off-by: Jerin Jacob <jerin.jacob@caviumnetworks.com>
2017-06-21 15:33:22 +02:00
Jerin Jacob
0b275d32a4 eventdev: clarify the worker thread workflow
If the RTE_EVENT_DEV_CAP_DISTRIBUTED_SCHED capability flag
is not set indicates the device is centralized and thus needs
a dedicated scheduling thread that repeatedly calls
rte_event_schedule().

Update the worker thread code snippet to match
the description.

Signed-off-by: Jerin Jacob <jerin.jacob@caviumnetworks.com>
Acked-by: Bruce Richardson <bruce.richardson@intel.com>
2017-06-21 15:33:22 +02:00
Gage Eads
9d646a167a eventdev: clarify atomic and ordered queue config
The nb_atomic_flows and nb_atomic_order_sequences fields are only inspected
if the queue is configured for atomic or ordered scheduling, respectively.
This commit updates the documentation to reflect that.

Signed-off-by: Gage Eads <gage.eads@intel.com>
Acked-by: Jerin Jacob <jerin.jacob@caviumnetworks.com>
2017-06-21 15:33:13 +02:00
Allain Legacy
8d4d3a4f73 ip_frag: handle MTU sizes not aligned to 8 bytes
The rte_ipv4_fragment_packet API expects that the link/interface MTU value
passed in be divisible by 8 bytes.  Given the name of the parameter is
"mtu" rather than "frag_size" it is not necessarily the case that it will
be divisible by 8.  An MTU of 1500 happens to produce a max fragment size
of 1480 (1500 - sizeof(ipv4_hdr)) which is divisible by 8 but other MTU
values such as 1600 or 9000 do not produce values that are divisible by 8.

Unfortunately, the API checks that the frag_size value produced is
divisible by 8 with a call to RTE_ASSERT which is only enabled when the
RTE_LOG_LEVEL >= RTE_LOG_DEBUG.  In cases where the log level is set
normally the code silently continues and produces IP fragments that have
invalid fragment offset values.

An application may not have control over what MTU a user selects and rather
than have each application adjust the MTU to pass a suitable value to the
fragmentation API this change modifies the fragmentation API to handle
cases where the "mtu" argument is not divisible by 8 and automatically
adjust the internal "frag_size".

Signed-off-by: Allain Legacy <allain.legacy@windriver.com>
Acked-by: Konstantin Ananyev <konstantin.ananyev@intel.com>
2017-06-22 17:59:05 +02:00
Dahir Osman
95908f5239 ip_frag: free mbufs on reassembly table destroy
The rte_ip_frag_table_destroy procedure simply releases the memory for the
table without freeing the packet buffers that may be referenced in the hash
table for in-flight or incomplete packet reassembly operations.  To prevent
leaked mbufs go through the list of fragments and free each one
individually.

Fixes: 416707812c ("ip_frag: refactor reassembly code into a proper library")
Cc: stable@dpdk.org

Reported-by: Matt Peters <matt.peters@windriver.com>
Signed-off-by: Allain Legacy <allain.legacy@windriver.com>
Acked-by: Konstantin Ananyev <konstantin.ananyev@intel.com>
2017-06-22 17:58:38 +02:00
Pablo de Lara
804f169c24 cryptodev: remove socket id check
Socket id parsed from the user was checked
if it was in the range of available sockets.
This check is unnecessary, as the socket specified
might not have memory anyway, so it will fail
at memory allocation.

Therefore, the best solution is to remove this check.

Signed-off-by: Pablo de Lara <pablo.de.lara.guarch@intel.com>
Acked-by: Declan Doherty <declan.doherty@intel.com>
2017-06-22 17:45:37 +02:00
Wei Dai
9d042b3ee0 lpm: fix index of tbl8
From v20 to v1604, number of tbl8 can be up to 1<<24,
(uint8_t) or (uint16_t) may truncate the number of
index of tlb8 in v1604 and cause wrong number.

Fixes: dc81ebbaca ("lpm: extend IPv4 next hop field")
Cc: stable@dpdk.org

Signed-off-by: Wei Dai <wei.dai@intel.com>
Acked-by: Bruce Richardson <bruce.richardson@intel.com>
2017-06-19 23:30:01 +02:00
Dariusz Stojaczyk
058e2d294b vhost: log error for badly negotiated features
Since vhost_user_set_features failure is not handled in any way, a
single error log has been added to at least to let the user know that
something has gone wrong.

Signed-off-by: Dariusz Stojaczyk <dariuszx.stojaczyk@intel.com>
Acked-by: Yuanhan Liu <yuanhan.liu@linux.intel.com>
2017-06-16 14:04:25 +02:00
Yuanhan Liu
ebd792b386 vhost: fix crash on NUMA
The queue allocation was changed, from allocating one queue-pair at a
time to one queue at a time. Most of the changes have been done, but
just with one being missed: the size of copying the old queue is still
based on queue-pair at numa_realloc(), which leads to overwritten issue.
As a result, crash may happen.

Fix it by specifying the right copy size. Also, the net queue macros
are not used any more. Remove them.

Fixes: ab4d7b9f1a ("vhost: turn queue pair to vring")
Cc: stable@dpdk.org

Reported-by: Ciara Loftus <ciara.loftus@intel.com>
Signed-off-by: Yuanhan Liu <yuanhan.liu@linux.intel.com>
Reviewed-by: Jens Freimann <jfreiman@redhat.com>
Tested-by: Ciara Loftus <ciara.loftus@intel.com>
2017-06-16 14:04:25 +02:00
Daniel Verkamp
368c6625b6 vhost: access VhostUsrMsg via packed struct
Accessing fields of a packed struct through unaligned pointers is
undefined behavior. Instead of passing pointers to particular fields,
a pointer to the root struct should be used. This patch does exactly
that.

Signed-off-by: Daniel Verkamp <daniel.verkamp@intel.com>
Signed-off-by: Dariusz Stojaczyk <dariuszx.stojaczyk@intel.com>
Acked-by: Yuanhan Liu <yuanhan.liu@linux.intel.com>
2017-06-16 14:04:25 +02:00
Dariusz Stojaczyk
29c7c2fdaa vhost: fix guest pages memory leak
This patch fixes a memory leak.
virtio_net::guest_pages is allocated in vhost_setup_mem_table(),
reallocated in add_one_guest_page(), but never freed.

Fixes: e246896178 ("vhost: get guest/host physical address mappings")
Cc: stable@dpdk.org

Signed-off-by: Dariusz Stojaczyk <dariuszx.stojaczyk@intel.com>
Reviewed-by: Jens Freimann <jfreiman@redhat.com>
Acked-by: Yuanhan Liu <yuanhan.liu@linux.intel.com>
2017-06-16 14:04:25 +02:00
Dariusz Stojaczyk
d1b2842a9d vhost: fix malloc size too small
Amount of allocated memory was too small, causing buffer overflow.

Fixes: eb32247457 ("vhost: export guest memory regions")
Cc: stable@dpdk.org

Signed-off-by: Dariusz Stojaczyk <dariuszx.stojaczyk@intel.com>
Reviewed-by: Jens Freimann <jfreiman@redhat.com>
Acked-by: Yuanhan Liu <yuanhan.liu@linux.intel.com>
2017-06-16 14:04:25 +02:00
Zhihong Wang
29150b70ab vhost: support Rx queue count request
This patch implements the ops rx_queue_count for vhost PMD by adding
a helper function rte_vhost_rx_queue_count in vhost lib.

The ops rx_queue_count gets vhost RX queue avail count and helps to
understand the queue fill level.

Signed-off-by: Zhihong Wang <zhihong.wang@intel.com>
Acked-by: Ciara Loftus <ciara.loftus@intel.com>
Acked-by: Yuanhan Liu <yuanhan.liu@linux.intel.com>
2017-06-16 14:04:25 +02:00
Jens Freimann
4cee38a6fc vhost: check allocation of guest pages
When we try to allocate guest pages we need to check the return value of
malloc(). Print an error message and return when it fails.

Signed-off-by: Jens Freimann <jfreiman@redhat.com>
Reviewed-by: Maxime Coquelin <maxime.coquelin@redhat.com>
Acked-by: Yuanhan Liu <yuanhan.liu@linux.intel.com>
2017-06-16 14:04:25 +02:00
Thomas Monjalon
fe404930f6 mem: support page locking on FreeBSD
The function rte_mem_lock_page() was added for Linux only.
The file eal_common_memory.c is a better place to make it
available in FreeBSD also.

The issue is seen when trying to compile bnxt on FreeBSD:
	bnxt_hwrm.c: undefined reference to `rte_mem_lock_page'

Fixes: 3097de6e6b ("mem: get physical address of any pointer")

Reported-by: Fangfang Wei <fangfangx.wei@intel.com>
Signed-off-by: Thomas Monjalon <thomas@monjalon.net>
Acked-by: Bruce Richardson <bruce.richardson@intel.com>
2017-06-16 16:50:41 +02:00
Adrien Mazarguil
d356de754b ethdev: tidy up endianness handling in flow API
The flow API defines several structures whose fields must be specified in
network order. This commit documents them using explicit type names and
related endianness conversion macros.

No ABI change.

Signed-off-by: Adrien Mazarguil <adrien.mazarguil@6wind.com>
2017-06-16 16:07:56 +02:00
Adrien Mazarguil
b75667ef9f eal: add static endianness conversion macros
These macros resolve to constant expressions that allow developers to
perform endianness conversion on static/const objects, even outside of
function scope as they do not translate to function calls.

This is most useful for static initializers and constant values (whenever
it has to be performed at compilation time). Run-time endianness conversion
of variable values should keep using rte_*_to_*() calls for best
performance.

Signed-off-by: Adrien Mazarguil <adrien.mazarguil@6wind.com>
2017-06-16 16:07:56 +02:00
Nelio Laranjeiro
637cfb2e32 eal: introduce big and little endian types
This commit introduces new rte_{le,be}{16,32,64}_t types and updates
rte_{le,be,cpu}_to_{le,be,cpu}_*() accordingly.

These types are added for documentation purposes, mainly to clarify the
byte ordering to use for storage when not CPU order. Doing so eliminates
uncertainty and conversion mistakes.

Signed-off-by: Nelio Laranjeiro <nelio.laranjeiro@6wind.com>
Signed-off-by: Adrien Mazarguil <adrien.mazarguil@6wind.com>
2017-06-16 16:07:56 +02:00
Jerin Jacob
98a7ea332b fix typos using codespell utility
Fixing typos across dpdk source code using codespell utility.
Skipped the ethdev driver's base code fixes to keep the base
code intact.

Signed-off-by: Jerin Jacob <jerin.jacob@caviumnetworks.com>
Acked-by: John McNamara <john.mcnamara@intel.com>
2017-06-14 23:54:13 +02:00
Reshma Pattan
eb0082450f pdump: remove unnecessary header include
Missed to remove unnecessary header file rte_pci.h.
Removed it now.

Fixes: bb900072ff ("pdump: revert PCI device name conversion")

Signed-off-by: Reshma Pattan <reshma.pattan@intel.com>
2017-06-14 23:45:51 +02:00
Adrien Mazarguil
323f811a4a ethdev: add isolated mode to flow API
Isolated mode can be requested by applications on individual ports to avoid
ingress traffic outside of the flow rules they define.

Besides making ingress more deterministic, it allows PMDs to safely reuse
resources otherwise assigned to handle the remaining traffic, such as
global RSS configuration settings, VLAN filters, MAC address entries,
legacy filter API rules and so on in order to expand the set of possible
flow rule types.

To minimize code complexity, PMDs implementing this mode may provide
partial (or even no) support for flow rules when not enabled (e.g. no
priorities, no RSS action). Applications written to use the flow API are
therefore encouraged to enable it.

Once effective, leaving isolated mode may not be possible depending on PMD
implementation.

Signed-off-by: Adrien Mazarguil <adrien.mazarguil@6wind.com>
Acked-by: Nelio Laranjeiro <nelio.laranjeiro@6wind.com>
Acked-by: Andrew Rybchenko <arybchenko@solarflare.com>
2017-06-14 23:33:00 +02:00
Ferruh Yigit
d2e0260445 hash: fix icc build
build error with icc version 17.0.4 (gcc version 7.0.0 compatibility):

In file included from .../dpdk/lib/librte_hash/rte_fbk_hash.h(59),
                 from .../dpdk/lib/librte_hash/rte_fbk_hash.c(54):
.../dpdk/x86_64-native-linuxapp-icc/include/rte_hash_crc.h(480):
 error #1292: unknown attribute "fallthrough"
                __attribute__ ((fallthrough));
                                ^

In file included from .../dpdk/lib/librte_hash/rte_fbk_hash.h(59),
                 from .../dpdk/lib/librte_hash/rte_fbk_hash.c(54):
.../dpdk/x86_64-native-linuxapp-icc/include/rte_hash_crc.h(486):
 error #1292: unknown attribute "fallthrough"
                __attribute__ ((fallthrough));
                                ^
This code patch hit when gcc > 7 installed and ICC doesn't recognize
fallthrough attribute.

Fixed by disabling code when compiled with ICC.

Fixes: 3dfb9facb0 ("lib: add switch fall-through comments")

Signed-off-by: Ferruh Yigit <ferruh.yigit@intel.com>
2017-06-14 22:54:54 +02:00
Ferruh Yigit
c369819294 kni: fix build with gcc 7.1
build error:
.../dpdk/build/build/lib/librte_eal/linuxapp/kni/igb_main.c:
  In function ‘igb_kni_probe’:
.../dpdk/build/build/lib/librte_eal/linuxapp/kni/igb_main.c:2483:30:
  error: ‘%d’ directive output may be truncated writing between 1 and 5
  bytes into a region of size between 0 and 11
  [-Werror=format-truncation=]
        "%d.%d, 0x%08x, %d.%d.%d",
                              ^~
.../dpdk/build/build/lib/librte_eal/linuxapp/kni/igb_main.c:2483:8:
  note: directive argument in the range [0, 65535]
        "%d.%d, 0x%08x, %d.%d.%d",
        ^~~~~~~~~~~~~~~~~~~~~~~~~
.../dpdk/build/build/lib/librte_eal/linuxapp/kni/igb_main.c:2481:4:
  note: ‘snprintf’ output between 23 and 43 bytes into a destination of
  size 32
    snprintf(adapter->fw_version,
    ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~
        sizeof(adapter->fw_version),
        ~~~~~~~~~~~~~~~~~~~~~~~~~~~~
        "%d.%d, 0x%08x, %d.%d.%d",
        ~~~~~~~~~~~~~~~~~~~~~~~~~~
        fw.eep_major, fw.eep_minor, fw.etrack_id,
        ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
        fw.or_major, fw.or_build, fw.or_patch);
        ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~

Fixed by increasing buffer size to 43 as suggested in compiler log.

Fixes: b9ee370557 ("kni: update kernel driver ethtool baseline")
Cc: stable@dpdk.org

Reported-by: Nirmoy Das <ndas@suse.de>
Signed-off-by: Ferruh Yigit <ferruh.yigit@intel.com>
Reviewed-by: Markos Chandras <mchandras@suse.de>
2017-06-14 19:48:09 +02:00
Jerin Jacob
cc0ed2473e eal/pci: introduce a PCI driver flag
Some ethdev devices like nicvf thunderx PMD need special treatment for
Secondary queue set(SQS) PCIe VF devices, where, it expects to not unmap
or free the memory without registering the ethdev subsystem.

Introducing a new RTE_PCI_DRV_KEEP_MAPPED_RES
PCI driver flag to request PCI subsystem to not unmap the mapped PCI
resources(PCI BAR address) if unsupported device detected.

Suggested-by: Ferruh Yigit <ferruh.yigit@intel.com>
Signed-off-by: Jerin Jacob <jerin.jacob@caviumnetworks.com>
Reviewed-by: Ferruh Yigit <ferruh.yigit@intel.com>
2017-06-12 16:57:11 +01:00
Ferruh Yigit
740feaf349 ethdev: remove driver name from device private data
rte_driver->name has the driver name and all physical and virtual
devices has access to it.

Previously it was not possible for virtual ethernet devices to access
rte_driver->name field (because eth_dev used to keep only pci_dev),
and it was required to save driver name in the device private struct.

After re-works on bus and vdev, it is possible for all bus types to
access rte_driver.

It is able to remove the driver name from ethdev device private data and
use eth_dev->device->driver->name.

Signed-off-by: Ferruh Yigit <ferruh.yigit@intel.com>
Acked-by: Shreyansh Jain <shreyansh.jain@nxp.com>
Acked-by: Jan Blunck <jblunck@infradead.org>
2017-06-12 16:27:44 +01:00
Radu Nicolau
e261265e42 ethdev: move bypass functions to ixgbe PMD
Move all bypass functions to ixgbe pmd and remove function
pointers from the eth_dev_ops struct.

Signed-off-by: Radu Nicolau <radu.nicolau@intel.com>
Acked-by: Wenzhuo Lu <wenzhuo.lu@intel.com>
2017-06-12 10:41:27 +01:00
Ferruh Yigit
c0802544d9 drivers/net: add generic ethdev macro to get PCI device
Instead of many PMD define their own macro, define a generic one in
ethdev and use that in PMDs.

Signed-off-by: Ferruh Yigit <ferruh.yigit@intel.com>
Acked-by: Allain Legacy <allain.legacy@windriver.com>
Acked-by: Wenzhuo Lu <wenzhuo.lu@intel.com>
Acked-by: Andrew Rybchenko <arybchenko@solarflare.com>
2017-06-12 10:41:25 +01:00
Ilya Maximets
a6793d47f3 ethdev: keep port id unchanged if obtaining by name failed
Currently, 'rte_eth_dev_get_port_by_name' changes transmitted
'port_id' unconditionally. This is undocumented and misleading
behaviour as user may expect unchanged value in case of error.

Otherwise, there is no sense having both return value and
a pointer in the function.

Fixes: 9c5b8d8b9f ("ethdev: clean port id retrieval when attaching")

Signed-off-by: Ilya Maximets <i.maximets@samsung.com>
2017-06-09 18:35:01 +02:00
Jerin Jacob
c6dfeecb15 eal: introduce macro for no inline
Signed-off-by: Jerin Jacob <jerin.jacob@caviumnetworks.com>
Acked-by: Bruce Richardson <bruce.richardson@intel.com>
2017-06-06 22:31:45 +02:00
Jerin Jacob
c0583d98a9 eal: introduce macro for always inline
Different drivers use internal macros like force_inline for compiler
always inline feature.
Standardizing it through __rte_always_inline macro.

Verified the change by comparing the output binary file.
No difference found in the output binary file with this change.

Signed-off-by: Jerin Jacob <jerin.jacob@caviumnetworks.com>
Acked-by: Bruce Richardson <bruce.richardson@intel.com>
2017-06-06 17:21:55 +02:00
Alejandro Lucero
4af00fb1a2 vfio: fix array bounds check
Checking against VFIO_MAX_GROUPS goes beyond the maximum array
index which should be (VFIO_MAX_GROUPS - 1).

Coverity issue: 144555, 144556, 144557
Fixes: 94c0776b1b ("support hotplug")
Cc: stable@dpdk.org

Signed-off-by: Alejandro Lucero <alejandro.lucero@netronome.com>
Acked-by: Anatoly Burakov <anatoly.burakov@intel.com>
2017-06-05 21:02:56 +02:00