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2015-09-18i40e/i40evf: add wait states to NVM state machineShannon Nelson
This adds wait states to the NVM update state machine to signify when waiting for an update operation to finish, whether we're in the middle of a set of Write operations, or we're now idle but waiting. Change-ID: Iabe91d6579ef6a2ea560647e374035656211ab43 Signed-off-by: Shannon Nelson <shannon.nelson@intel.com> Tested-by: Andrew Bowers <andrewx.bowers@intel.com> Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com>
2015-09-18i40e/i40evf: add GetStatus command for nvmupdateShannon Nelson
This adds a new GetStatus command so that the NVM update tool can query the current status instead of doing fake write requests to probe for readiness. Change-ID: I671ec6ccd4dfc9dbac3a03b964589d693fda5cd8 Signed-off-by: Shannon Nelson <shannon.nelson@intel.com> Tested-by: Andrew Bowers <andrewx.bowers@intel.com> Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com>
2015-09-18i40e/i40evf: add handling of writeback descriptorShannon Nelson
If the writeback descriptor buffer was previously created, this gives it to the AQ command request to be used to save the results. Change-ID: I8c8a1af81e6ebed6d0a15ed31697fe1a6c4e3708 Signed-off-by: Shannon Nelson <shannon.nelson@intel.com> Tested-by: Andrew Bowers <andrewx.bowers@intel.com> Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com>
2015-09-18i40e/i40evf: save aq writeback for future inspectionShannon Nelson
Add the ability to save the AdminQ write back descriptor if a caller supplies a buffer for it to be saved into. Change-ID: I3d1301d26360b39a2d66dc8569e851f54133a3af Signed-off-by: Shannon Nelson <shannon.nelson@intel.com> Tested-by: Andrew Bowers <andrewx.bowers@intel.com> Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com>
2015-09-18i40e: rename variable to prevent clash of understandingShannon Nelson
This code returns something that becomes the errno value from ethtool and passes around a pointer to an errno variable. This patch changes the name slightly to differentiate it from the actual user errno variable. Change-ID: Idaa37845c069e66f4cea072e90f471bb2142454d Signed-off-by: Shannon Nelson <shannon.nelson@intel.com> Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com>
2015-09-17Merge branch 'master' of ↵David S. Miller
git://git.kernel.org/pub/scm/linux/kernel/git/jkirsher/next-queue Jeff Kirsher says: ==================== Intel Wired LAN Driver Updates 2015-09-15 This series contains updates to ixgbe and fm10k. Don fixes a ixgbe issue by adding checks for systems that do not have SFP's to avoid incorrectly acting on interrupts that are falsely interpreted as SFP events. Alex Williamson adds a fix for ixgbe to disable SR-IOV prior to unregistering the netdev to avoid issues with guest OS's which do not support hot-unplug or their hot-unplug is broken. Alex Duyck update the lowest limit for adaptive interrupt interrupt moderation to about 12K interrupts per second for ixgbe. This change increases the performance for ixgbe. Also fixed up fm10k to remove the optimization that assumed that all fragments would be limited to page size, since that assumption is incorrect as the TCP allocator can provide up to a 32K page fragment. Updated fm10k to add the MAC address to the list of values recorded on driver load. Fixes fm10k so that we only trigger the data path reset if the fabric is ready to handle traffic to avoid triggering the reset unless the switch API is ready for us. Jacob updates the fm10k driver to disable the service task during suspend and re-enable it after we resume. If we don't do this, the device could be UP when you suspend and come back from resume as DOWN. Also update fm10k to prevent the removal of default VID rules, and correctly remove the stack layers information of the VLAN, but then return to forwarding that VID as untagged frames. If we deleted the VID rules here, we would begin dropping traffic due to VLAN membership violations. Fixed fm10k to use pcie_get_minimum_link(), which is useful in cases where we connect to a slot at Gen3, but the slot is behind a bus which is only connected at Gen2. Updated fm10k to update the netdev permanent address during reinit instead of up to enable users to immediately see the new MAC address on the VF even if the device is not up. Adds the creation of VLAN interfaces on a device, even while the device is down for fm10k. Fixed an issue where we request the incorrect MAC/VLAN combinations, and prevents us from accidentally reporting some frames as VLAN tagged. Provided a couple of trivial fixes for fm10k to fix code style and typos in code comments. ==================== Signed-off-by: David S. Miller <davem@davemloft.net>
2015-09-17net-sysfs: get_netdev_queue_index() cleanupThadeu Lima de Souza Cascardo
Redo commit ed1acc8cd8c22efa919da8d300bab646e01c2dce. Commit 822b3b2ebfff8e9b3d006086c527738a7ca00cd0 ("net: Add max rate tx queue attribute") moved get_netdev_queue_index around, but kept the old version. Probably because of a reuse of the original patch from before Eric's change to that function. Remove one inline keyword, and no need for a loop to find an index into a table. Signed-off-by: Thadeu Lima de Souza Cascardo <cascardo@redhat.com> Fixes: 822b3b2ebfff ("net: Add max rate tx queue attribute") Acked-by: Or Gerlitz <ogerlitz@mellanox.com> Acked-by: John Fastabend <john.r.fastabend@intel.com> Cc: Eric Dumazet <edumazet@google.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2015-09-17net: smc91x: convert pxa dma to dmaengineRobert Jarzmik
Convert the dma transfers to be dmaengine based, now pxa has a dmaengine slave driver. This makes this driver a bit more PXA agnostic. The driver was tested on pxa27x (mainstone) and pxa310 (zylonite), ie. only pxa platforms. Signed-off-by: Robert Jarzmik <robert.jarzmik@free.fr> Cc: Russell King <linux@arm.linux.org.uk> Cc: Arnd Bergmann <arnd@arndb.de> Signed-off-by: David S. Miller <davem@davemloft.net>
2015-09-16net: fix cdc-phonet.c dependency and build errorRandy Dunlap
Fix build error caused by missing Kconfig dependency: ERROR: "cdc_parse_cdc_header" [drivers/net/usb/cdc-phonet.ko] undefined! Reported-by: Fengguang Wu <fengguang.wu@intel.com> Signed-off-by: Randy Dunlap <rdunlap@infradead.org> Signed-off-by: David S. Miller <davem@davemloft.net>
2015-09-16cdc: add header guardsStephen Rothwell
Signed-off-by: Stephen Rothwell <sfr@canb.auug.org.au> Signed-off-by: David S. Miller <davem@davemloft.net>
2015-09-16fm10k: fix iov_msg_mac_vlan_pf VID checksJacob Keller
The VF will send a message to request multicast addresses with the default VID. In the current code, if the PF has statically assigned a VLAN to a VF, then the VF will not get the multicast addresses. Fix up all of the various VLAN messages to use identical checks (since each check was different). Also use set as a variable, so that it simplifies our check for whether VLAN matches the pf_vid. The new logic will allow set of a VLAN if it is zero, automatically converting to the default VID. Otherwise it will allow setting the PF VID, or any VLAN if PF has not statically assigned a VLAN. This is consistent behavior, and allows VF to request either 0 or the default_vid without silently failing. Note that we need the check for zero since VFs might not get the default VID message in time to actually request non-zero VLANs. Signed-off-by: Jacob Keller <jacob.e.keller@intel.com> Tested-by: Krishneil Singh <krishneil.k.singh@intel.com> Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com>
2015-09-16fm10k: Only trigger data path reset if fabric is upAlexander Duyck
This change makes it so that we only trigger the data path reset if the fabric is ready to handle traffic. The general idea is to avoid triggering the reset unless the switch API is ready for us. Otherwise we can just postpone the reset until we receive a switch ready notification. Signed-off-by: Alexander Duyck <alexander.h.duyck@redhat.com> Signed-off-by: Jacob Keller <jacob.e.keller@intel.com> Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com>
2015-09-16fm10k: re-enable VF after a full reset on detection of a Malicious eventJacob Keller
Modify behavior of Malicious Driver Detection events. Presently, the hardware disables the VF queues and re-assigns them to the PF. This causes the VF in question to continuously Tx hang, because it assumes that it can transmit over the queues in question. For transient events, this results in continuous logging of malicious events. New behavior is to reset the LPORT and VF state, so that the VF will have to reset and re-enable itself. This does mean that malicious VFs will possibly be able to continue and attempt malicious events again. However, it is expected that system administrators will step in and manually remove or disable the VF in question. Signed-off-by: Jacob Keller <jacob.e.keller@intel.com> Tested-by: Krishneil Singh <krishneil.k.singh@intel.com> Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com>
2015-09-16fm10k: TRIVIAL fix typo in fm10k_netdev.cJacob Keller
Signed-off-by: Jacob Keller <jacob.e.keller@intel.com> Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com>
2015-09-16fm10k: send traffic on default VID to VLAN device if we have oneJacob Keller
This patch ensures that VLAN traffic on the default VID will go to the corresponding VLAN device if it exists. To do this, mask the rx_ring VID if we have an active VLAN on that VID. For this to work correctly, we need to update fm10k_process_skb_fields to correctly mask off the VLAN_PRIO_MASK bits and compare them separately, otherwise we incorrectly compare the priority bits with the cleared flag. This also happens to fix a related bug where having priority bits set causes us to incorrectly classify traffic. Signed-off-by: Jacob Keller <jacob.e.keller@intel.com> Tested-by: Krishneil Singh <krishneil.k.singh@intel.com> Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com>
2015-09-16fm10k: TRIVIAL fix up ordering of __always_unused and styleJacob Keller
Fix some style issues in debugfs code, and correct ordering of void and __always_unused. Technically, the order does not matter, but preferred style is to put the macro between the type and name. Signed-off-by: Jacob Keller <jacob.e.keller@intel.com> Tested-by: Krishneil Singh <krishneil.k.singh@intel.com> Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com>
2015-09-16fm10k: remove is_slot_appropriateJacob Keller
This function is no longer used now that we have updated fm10k_slot_warn functionality. Signed-off-by: Jacob Keller <jacob.e.keller@intel.com> Tested-by: Krishneil Singh <krishneil.k.singh@intel.com> Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com>
2015-09-16fm10k: don't store sw_vid at resetJacob Keller
If we store the sw_vid at reset of PF, then we accidentally prevent the VF from receiving the message to update its default VID. This only occurs if the VF is created before the PF has come up, which is the standard way of creating VFs when using the module parameter. This fixes an issue where we request the incorrect MAC/VLAN combinations, and prevents us from accidentally reporting some frames as VLAN tagged. Signed-off-by: Jacob Keller <jacob.e.keller@intel.com> Tested-by: Krishneil Singh <krishneil.k.singh@intel.com> Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com>
2015-09-16fm10k: allow creation of VLAN interfaces even while downJacob Keller
We re-sync upon going up, so there is little reason to worry about not syncing immediately with switch. This prevents an error that occurs if you add a VLAN interface while down. Signed-off-by: Jacob Keller <jacob.e.keller@intel.com> Tested-by: Krishneil Singh <krishneil.k.singh@intel.com> Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com>
2015-09-16fm10k: Report MAC address on driver loadAlexander Duyck
This change adds the MAC address to the list of values recorded on driver load. The MAC address represents the serial number of the unit and allows us to track the value should a card be replaced in a system. The log message should now be similar in output to that of ixgbe. Signed-off-by: Alexander Duyck <alexander.h.duyck@redhat.com> Tested-by: Krishneil Singh <krishneil.k.singh@intel.com> Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com>
2015-09-16fm10k: Don't assume page fragments are page sizeAlexander Duyck
This change pulls out the optimization that assumed that all fragments would be limited to page size. That hasn't been the case for some time now and to assume this is incorrect as the TCP allocator can provide up to a 32K page fragment. Signed-off-by: Alexander Duyck <alexander.h.duyck@redhat.com> Acked-by: Jacob Keller <jacob.e.keller@intel.com> Tested-by: Krishneil Singh <krishneil.k.singh@intel.com> Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com>
2015-09-16fm10k: update netdev perm_addr during reinit, instead of at upJacob Keller
Update the netdev permanent address during fm10k_reinit enables the user to immediately see the new MAC address on the VF even if the device isn't up. The previous code required that the device by opened before changes would appear. Signed-off-by: Jacob Keller <jacob.e.keller@intel.com> Tested-by: Krishneil Singh <krishneil.k.singh@intel.com> Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com>
2015-09-16fm10k: update fm10k_slot_warn to use pcie_get_minimum linkJacob Keller
This is useful in cases where we connect to a slot at Gen3, but the slot is behind a bus which only connected at Gen2. This generally only happens when a PCIe switch is in the sequence of devices, and can be very confusing when you see slow performance with no obvious cause. I am aware this patch has a few lines that break 80 characters, but there does not seem to be a readable way to format them to less than 80 characters. Suggestions welcome. Signed-off-by: Jacob Keller <jacob.e.keller@intel.com> Tested-by: Krishneil Singh <krishneil.k.singh@intel.com> Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com>
2015-09-16fm10k: only prevent removal of default VID rulesJacob Keller
This allows us to correctly add a VLAN even if it matches our default VID. However, we don't want to remove the VID rules once that VLAN is deleted. Correctly remove the stack layers information of the VLAN, but then return to forwarding that VID as untagged frames. If we deleted the VID rules here, we would begin dropping traffic due to VLAN membership violations. Signed-off-by: Jacob Keller <jacob.e.keller@intel.com> Tested-by: Krishneil Singh <krishneil.k.singh@intel.com> Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com>
2015-09-16fm10k: disable service task during suspendJacob Keller
The service task reads some registers as part of its normal routine, even while the interface is down. Normally this is ok. However, during suspend we have disabled the PCI device. Due to this, registers will read in the same way as a surprise-remove event. Disable the service task while we suspend, and re-enable it after we resume. If we don't do this, the device could be UP when you suspend and come back from resume as closed (since fm10k closes the device when it gets a surprise remove). Signed-off-by: Jacob Keller <jacob.e.keller@intel.com> Tested-by: Krishneil Singh <krishneil.k.singh@intel.com> Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com>
2015-09-16ixgbe: Limit lowest interrupt rate for adaptive interrupt moderation to 12KAlexander Duyck
This patch updates the lowest limit for adaptive interrupt interrupt moderation to roughly 12K interrupts per second. The way I came about reaching 12K as the desired interrupt rate is by testing with UDP flows. Specifically I had a simple test that ran a netperf UDP_STREAM test at varying sizes. What I found was as the packet sizes increased the performance fell steadily behind until we were only able to receive at ~4Gb/s with a message size of 65507. A bit of digging found that we were dropping packets for the socket in the network stack, and looking at things further what I found was I could solve it by increasing the interrupt rate, or increasing the rmem_default/rmem_max. What I found was that when the interrupt coalescing resulted in more data being processed per interrupt than could be stored in the socket buffer we started losing packets and the performance dropped. So I reached 12K based on the following math. rmem_default = 212992 skb->truesize = 2994 212992 / 2994 = 71.14 packets to fill the buffer packet rate at 1514 packet size is 812744pps 71.14 / 812744 = 87.9us to fill socket buffer From there it was just a matter of choosing the interrupt rate and providing a bit of wiggle room which is why I decided to go with 12K interrupts per second as that uses a value of 84us. The data below is based on VM to VM over a direct assigned ixgbe interface. The test run was: netperf -H <ip> -t UDP_STREAM" Socket Message Elapsed Messages CPU Service Size Size Time Okay Errors Throughput Util Demand bytes bytes secs # # 10^6bits/sec % SS us/KB Before: 212992 65507 60.00 1100662 0 9613.4 10.89 0.557 212992 60.00 473474 4135.4 11.27 0.576 After: 212992 65507 60.00 1100413 0 9611.2 10.73 0.549 212992 60.00 974132 8508.3 11.69 0.598 Using bare metal the data is similar but not as dramatic as the throughput increases from about 8.5Gb/s to 9.5Gb/s. Signed-off-by: Alexander Duyck <alexander.h.duyck@redhat.com> Tested-by: Krishneil Singh <krishneil.k.singh@intel.com> Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com>
2015-09-16ixgbe: Teardown SR-IOV before unregister_netdev()Alex Williamson
When the .remove() callback for a PF is called, SR-IOV support for the device is disabled, which requires unbinding and removing the VFs. The VFs may be in-use either by the host kernel or userspace, such as assigned to a VM through vfio-pci. In this latter case, the VFs may be removed either by shutting down the VM or hot-unplugging the devices from the VM. Unfortunately in the case of a Windows 2012 R2 guest, hot-unplug is broken due to the ordering of the PF driver teardown. Disabling SR-IOV prior to unregister_netdev() avoids this issue. Signed-off-by: Alex Williamson <alex.williamson@redhat.com> Acked-by: Mitch Williams <mitch.a.williams@intel.com> Tested-by: Krishneil Singh <krishneil.k.singh@intel.com> Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com>
2015-09-16ixgbe: fix issue with SFP events with new X550 devicesDon Skidmore
Add checks for systems that don't have SFP's to avoid incorrectly acting on interrupts that are falsely interpreted as SFP events. This also includes a modified check generating the EICR mask to be more forward-looking. Signed-off-by: Don Skidmore <donald.c.skidmore@intel.com> Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com>
2015-09-15rtnetlink: RTEXT_FILTER_SKIP_STATS support to avoid dumping inet/inet6 statsSowmini Varadhan
Many commonly used functions like getifaddrs() invoke RTM_GETLINK to dump the interface information, and do not need the the AF_INET6 statististics that are always returned by default from rtnl_fill_ifinfo(). Computing the statistics can be an expensive operation that impacts scaling, so it is desirable to avoid this if the information is not needed. This patch adds a the RTEXT_FILTER_SKIP_STATS extended info flag that can be passed with netlink_request() to avoid statistics computation for the ifinfo path. Signed-off-by: Sowmini Varadhan <sowmini.varadhan@oracle.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2015-09-15cdc: Fix build warning.David S. Miller
In file included from drivers/usb/gadget/function/u_serial.h:16:0, from drivers/usb/gadget/function/f_acm.c:23: >> include/linux/usb/cdc.h:47:5: warning: 'struct usb_interface' declared inside parameter list int buflen); ^ >> include/linux/usb/cdc.h:47:5: warning: its scope is only this definition or declaration, which is probably not what you want Reported-by: kbuild test robot <fengguang.wu@intel.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2015-09-15mv643xx_eth: Neaten mv643xx_eth_program_multicast_filterJoe Perches
The code around the allocation and loops are a bit obfuscated. Neaten it by using: o kcalloc with decimal count and sizeof(u32) o Decimal loop indexing and i++ not i += 4 o A promiscuous block using a similar style to the multicast block o Remove unnecessary variables Signed-off-by: Joe Perches <joe@perches.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2015-09-15Merge branch 'xgene-2nd-10gbe-port'David S. Miller
Iyappan Subramanian says: ==================== driver: net: xgene: Enable 2nd 10GbE port on APM X-Gene SoC This patch adds support for 2nd 10GbE on APM X-Gene SoC ==================== Signed-off-by: David S. Miller <davem@davemloft.net>
2015-09-15dtb: xgene: Add 2nd 10GbE nodeIyappan Subramanian
Adding the second 10GbE dt node for APM X-Gene SoC device tree Signed-off-by: Iyappan Subramanian <isubramanian@apm.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2015-09-15driver: net: xgene: Add support for 2nd 10GbE portIyappan Subramanian
Adding support for the second 10GbE port on APM X-Gene SoC Signed-off-by: Iyappan Subramanian <isubramanian@apm.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2015-09-15cdc-phonet: use common parserOliver Neukum
This moves cdc-phonet to the common parser for CDC users to reduce code duplication. Signed-off-by: Oliver Neukum <oneukum@suse.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2015-09-15qmi-wwan: use common parserOliver Neukum
This moves qmi-wwan to the common parser for CDC user to reduce code duplication. Signed-off-by: Oliver Neukum <oneukum@suse.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2015-09-15cdc-ether: switch to common CDC parserOliver Neukum
This patch uses the common parser to parse extra CDC headers in order to reduce code duplication. Signed-off-by: Oliver Neukum <oneukum@suse.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2015-09-15cdc-ncm: use common parserOliver Neukum
This moves cdc-ncm to the common parser for CDC user to reduce code duplication. Signed-off-by: Oliver Neukum <oneukum@suse.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2015-09-15CDC: common parser for extra headersOliver Neukum
CDC drivers all implement their own parser for the extra headers. This patch fixes the code duplication introducing a single common parser in usbnet. Signed-off-by: Oliver Neukum <oneukum@suse.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2015-09-15drivers: net: cpsw: Add support to drive gpios for ethernet to be functionalMugunthan V N
In DRA72x EVM, by default slave 1 is connected to the onboard phy, but slave 2 pins are also muxed with video input module which is controlled by pcf857x gpio and currently to select slave 0 to connect to phy gpio hogging is used, but with omap2plus_defconfig the pcf857x gpio is built as module. So when using NFS on DRA72x EVM, board doesn't boot as gpio hogging do not set proper gpio state to connect slave 0 to phy as it is built as module and you do not see any errors for not setting gpio and just mentions dhcp reply not got. To solve this issue, introducing "mode-gpios" in DT when gpio based muxing is required. This will throw a warning when gpio get fails and returns probe defer. When gpio-pcf857x module is installed, cpsw probes again and ethernet becomes functional. Verified this on DRA72x with pcf as module and ramdisk. Signed-off-by: Mugunthan V N <mugunthanvnm@ti.com> Acked-by: Tony Lindgren <tony@atomide.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2015-09-15Merge branch 'dsa-mv88e6xxx-ATU'David S. Miller
Vivien Didelot says: ==================== net: dsa: mv88e6xxx: improve ATU move operations This patchset completes the set of available Address Translation Unit operations. These Marvell switches have 4 operations to flush or (re)move, all or only non-static MAC addresses, from the entire set of databases or from just a particular one. The first 3 patches introduce a generic _mv88e6xxx_atu_flush_move function. The 4 remaining patches update a few FID operations in the driver on setup, when a port join or leave a VLAN, or change state. This is a step forward improving the hardware bridging support in DSA and 88E6352-compatible switches. ==================== Signed-off-by: David S. Miller <davem@davemloft.net>
2015-09-15net: dsa: mv88e6xxx: remove all MACs when disabling a portVivien Didelot
When we're moving a port from Learning or Forwarding state to Disabled or Blocking or Listening state, remove all non-static MAC addresses mapped to this port in the entire set of databases, not only one. Signed-off-by: Vivien Didelot <vivien.didelot@savoirfairelinux.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2015-09-15net: dsa: mv88e6xxx: remove addresses when a port leaves a VLANVivien Didelot
Add a new _mv88e6xxx_atu_move function to prepare the ATU data register for the move operation. The ports vector will contain the source port and destination port of the Move operation. If the destination port is 0xF, the MAC addresses mapped to the source port are removed for the address database(s). Then add a _mv88e6xxx_atu_remove wrapper to remove the MAC addresses from a VLAN database that are mapped to a given port, when it leaves it. Signed-off-by: Vivien Didelot <vivien.didelot@savoirfairelinux.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2015-09-15net: dsa: mv88e6xxx: flush all addresses when adding a VLANVivien Didelot
When choosing an address database for a new VLAN, flush every entries, not only the non-static ones. Signed-off-by: Vivien Didelot <vivien.didelot@savoirfairelinux.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2015-09-15net: dsa: mv88e6xxx: flush ATU on initial setupVivien Didelot
Purge all MAC addresses from the entire set of address databases when the driver initializes the device. Signed-off-by: Vivien Didelot <vivien.didelot@savoirfairelinux.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2015-09-15net: dsa: mv88e6xxx: rework ATU Flush operationVivien Didelot
These Marvell switches have 4 operations to flush or (re)move, all or only non-static MAC addresses, from the entire set of databases or from just a particular one. The value of the EntryState bits will determine if the operation is either a Flush (0x0) or a Move (0xF). When moving entries from one port to another, entries will be removed if the destination port is 0xF. This patch renames these operations for consistency, add a new generic _mv88e6xxx_atu_flush_move function, and change _mv88e6xxx_flush_fid to use it. Signed-off-by: Vivien Didelot <vivien.didelot@savoirfairelinux.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2015-09-15net: dsa: mv88e6xxx: extract ATU data write accessVivien Didelot
Other ATU commands need to write the ATU data register. To ease the introduction of such commands, extract the ATU data write access from _mv88e6xxx_atu_load to its own function. Signed-off-by: Vivien Didelot <vivien.didelot@savoirfairelinux.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2015-09-15net: dsa: mv88e6xxx: extract FID write from ATU commandVivien Didelot
Not every ATU commands apply to an FID, thus remove the FID writing from mv88e6xxx_atu_cmd and write it explicitly where needed, in order to ease introduction of such commands. Signed-off-by: Vivien Didelot <vivien.didelot@savoirfairelinux.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2015-09-15net: Allow user to get table id from route lookupDavid Ahern
rt_fill_info which is called for 'route get' requests hardcodes the table id as RT_TABLE_MAIN which is not correct when multiple tables are used. Use the newly added table id in the rtable to send back the correct table similar to what is done for IPv6. To maintain current ABI a new request flag, RTM_F_LOOKUP_TABLE, is added to indicate the actual table is wanted versus the hardcoded response. Signed-off-by: David Ahern <dsa@cumulusnetworks.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2015-09-15net: Add FIB table id to rtableDavid Ahern
Add the FIB table id to rtable to make the information available for IPv4 as it is for IPv6. Signed-off-by: David Ahern <dsa@cumulusnetworks.com> Signed-off-by: David S. Miller <davem@davemloft.net>