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2020-01-27octeontx2-pf: Add basic ethtool supportChristina Jacob6-4/+525
This patch adds ethtool support for - Driver stats, Tx/Rx perqueue and CGX LMAC stats - Set/show Rx/Tx queue count - Set/show Rx/Tx ring sizes - Set/show IRQ coalescing parameters Signed-off-by: Christina Jacob <cjacob@marvell.com> Signed-off-by: Sunil Goutham <sgoutham@marvell.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2020-01-27octeontx2-pf: Add ndo_get_stats64Geetha sowjanya3-0/+97
Added ndo_get_stats64 which returns stats maintained by HW. Signed-off-by: Geetha sowjanya <gakula@marvell.com> Signed-off-by: Sunil Goutham <sgoutham@marvell.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2020-01-27octeontx2-pf: TCP segmentation offload supportSunil Goutham5-4/+273
Adds TCP segmentation offload (TSO) support. First version of the silicon didn't support TSO offload, for this driver level TSO support is added. Signed-off-by: Sunil Goutham <sgoutham@marvell.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2020-01-27octeontx2-pf: Receive side scaling supportSunil Goutham4-1/+167
Adds receive side scaling (RSS) support to distribute pkts/flows across multiple queues. Sets up key, indirection table etc. Also added extraction of HW calculated rxhash and adding to same to SKB ie NETIF_F_RXHASH offload support. Signed-off-by: Sunil Goutham <sgoutham@marvell.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2020-01-27octeontx2-pf: Error handling supportGeetha sowjanya6-3/+255
HW reports many errors on the receive and transmit paths. Such as incorrect queue configuration, pkt transmission errors, LMTST instruction errors, transmit queue full etc. These are reported via QINT interrupt. Most of the errors are fatal and needs reinitialization. Also added support to allocate receive buffers in non-atomic context when allocation fails in NAPI context. Signed-off-by: Geetha sowjanya <gakula@marvell.com> Signed-off-by: Aleksey Makarov <amakarov@marvell.com> Signed-off-by: Sunil Goutham <sgoutham@marvell.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2020-01-27octeontx2-pf: MTU, MAC and RX mode config supportSunil Goutham6-6/+242
This patch addes support to change interface MTU, MAC address retrieval and config, RX mode ie unicast, multicast and promiscuous. Also added link loopback support Signed-off-by: Tomasz Duszynski <tduszynski@marvell.com> Signed-off-by: Subbaraya Sundeep <sbhatta@marvell.com> Signed-off-by: Sunil Goutham <sgoutham@marvell.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2020-01-27octeontx2-pf: Register and handle link notificationsLinu Cherian3-0/+109
PF and AF (admin function) shares 64KB of reserved memory region for communication. This region is shared for - Messages sent by PF and responses sent by AF. - Notifications sent by AF and ACKs sent by PF. This patch adds infrastructure to handle notifications sent by AF and adds handlers to process them. One of the main usecase of notifications from AF is physical link changes. So this patch adds registration of PF with AF to receive link status change notifications and also adds the handler for that notification. Signed-off-by: Linu Cherian <lcherian@marvell.com> Signed-off-by: Tomasz Duszynski <tduszynski@marvell.com> Signed-off-by: Sunil Goutham <sgoutham@marvell.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2020-01-27octeontx2-pf: Add packet transmission supportSunil Goutham6-2/+470
This patch adds the packet transmission support. For a given skb prepares send queue descriptors (SQEs) and pushes them to HW. Here driver doesn't maintain it's own SQ rings, SQEs are pushed to HW using a silicon specific operations called LMTST. From the instuction HW derives the transmit queue number and queues the SQE to that queue. These LMTST instructions are designed to avoid queue maintenance in SW and lockless behavior ie when multiple cores are trying to add SQEs to same queue then HW will takecare of serialization, no need for SW to hold locks. Also supports scatter/gather. Co-developed-by: Geetha sowjanya <gakula@marvell.com> Signed-off-by: Geetha sowjanya <gakula@marvell.com> Signed-off-by: Sunil Goutham <sgoutham@marvell.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2020-01-27octeontx2-pf: Receive packet handling supportSunil Goutham6-3/+349
Added receive packet handling (NAPI) support, error stats, RX_ALL capability config option to passon error pkts to stack upon user request. In subsequent patches these error stats will be added to ethttool. Signed-off-by: Sunil Goutham <sgoutham@marvell.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2020-01-27octeontx2-pf: Setup interrupts and NAPI handlerSunil Goutham6-10/+332
Completion queue (CQ) is the one with which HW notifies SW on a packet reception or transmission. Each of the RQ and SQ are mapped to a unique CQ and again both CQs are mapped to same interrupt ie the CINT. So that each core has one interrupt source in whose handler both Rx and Tx notifications are processed. Also - Registered a NAPI handler for the CINT. - Setup coalescing parameters. - IRQ affinity hints etc Signed-off-by: Sunil Goutham <sgoutham@marvell.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2020-01-27octeontx2-pf: Initialize and config queuesSunil Goutham7-17/+1290
This patch does the initialization of all queues ie the receive buffer pools, receive and transmit queues, completion or notification queues etc. Allocates all required resources (eg transmit schedulers, receive buffers etc) and configures them for proper functioning of queues. Also sets up receive queue's RED dropping levels. Co-developed-by: Geetha sowjanya <gakula@marvell.com> Signed-off-by: Geetha sowjanya <gakula@marvell.com> Signed-off-by: Sunil Goutham <sgoutham@marvell.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2020-01-27octeontx2-pf: Attach NIX and NPA block LFsSunil Goutham4-4/+286
For a PF to function as a NIC, NPA (for Rx buffers, Tx descriptors etc) and NIX (for rcv, send and completion queues) are the minimum resources needed. So request admin function (AF) to attach one each of NIX and NPA block LFs (local functions). Only AF can configure a LF's contexts, so request AF to allocate memory for NPA aura/pool and NIX RQ/SQ/CQ HW contexts. Upon receiving response, save some of the HW constants like number of pointers per stack page, size of send queue buffer (SQBs, where SQEs are queued by HW) e.t.c which are later used to initialize queues. A HW context here is like a state machine maintained for a descriptor queue. eg size, head/tail pointers, irq etc etc. HW maintains this in memory. Signed-off-by: Sunil Goutham <sgoutham@marvell.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2020-01-27octeontx2-pf: Mailbox communication with AFSunil Goutham4-3/+552
In the resource virtualization unit (RVU) each of the PF and AF (admin function) share a 64KB of reserved memory region for communication. This patch initializes PF <=> AF mailbox IRQs, registers handlers for processing these communication messages. Also adds support to process these messages in both directions ie responses to PF initiated DOWN (PF => AF) messages and AF initiated UP messages (AF => PF). Mbox communication APIs and message formats are defined in AF driver (drivers/net/ethernet/marvell/octeontx2/af), mbox.h from AF driver is included here to avoid duplication. Signed-off-by: Geetha sowjanya <gakula@marvell.com> Signed-off-by: Christina Jacob <cjacob@marvell.com> Signed-off-by: Subbaraya Sundeep <sbhatta@marvell.com> Signed-off-by: Aleksey Makarov <amakarov@marvell.com> Signed-off-by: Sunil Goutham <sgoutham@marvell.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2020-01-27octeontx2-pf: Add Marvell OcteonTX2 NIC driverSunil Goutham6-0/+362
This patch adds template for the Marvell's OcteonTX2 network controller's physical function driver. Just the probe, PCI specific initialization and netdev registration. Signed-off-by: Sunil Goutham <sgoutham@marvell.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2020-01-27Merge git://git.kernel.org/pub/scm/linux/kernel/git/bpf/bpf-nextDavid S. Miller24-104/+433
Daniel Borkmann says: ==================== pull-request: bpf-next 2020-01-27 The following pull-request contains BPF updates for your *net-next* tree. We've added 20 non-merge commits during the last 5 day(s) which contain a total of 24 files changed, 433 insertions(+), 104 deletions(-). The main changes are: 1) Make BPF trampolines and dispatcher aware for the stack unwinder, from Jiri Olsa. 2) Improve handling of failed CO-RE relocations in libbpf, from Andrii Nakryiko. 3) Several fixes to BPF sockmap and reuseport selftests, from Lorenz Bauer. 4) Various cleanups in BPF devmap's XDP flush code, from John Fastabend. 5) Fix BPF flow dissector when used with port ranges, from Yoshiki Komachi. 6) Fix bpffs' map_seq_next callback to always inc position index, from Vasily Averin. 7) Allow overriding LLVM tooling for runqslower utility, from Andrey Ignatov. 8) Silence false-positive lockdep splats in devmap hash lookup, from Amol Grover. 9) Fix fentry/fexit selftests to initialize a variable before use, from John Sperbeck. ==================== Signed-off-by: David S. Miller <davem@davemloft.net>
2020-01-27Revert "pktgen: Allow configuration of IPv6 source address range"David S. Miller1-98/+0
This reverts commit 7786a1af2a6bceb07860ec720e74714004438834. It causes build failures on 32-bit, for example: net/core/pktgen.o: In function `mod_cur_headers': >> pktgen.c:(.text.mod_cur_headers+0xba0): undefined reference to `__umoddi3' Signed-off-by: David S. Miller <davem@davemloft.net>
2020-01-27net/core: Replace driver version to be kernel versionLeon Romanovsky1-0/+2
In order to stop useless driver version bumps and unify output presented by ethtool -i, let's set default version string. As Linus said in [1]: "Things are supposed to be backwards and forwards compatible, because we don't accept breakage in user space anyway. So versioning is pointless, and only causes problems." They cause problems when users start to see version changes and expect specific set of features which will be different for stable@, vanilla and distribution kernels. Distribution kernels are based on some kernel version with extra patches on top, for example, in RedHat world this "extra" is a lot and for them your driver version say nothing. Users who run vanilla kernels won't use driver version information too, because running such kernels requires knowledge and understanding. Another set of problems are related to difference in versioning scheme and such doesn't allow to write meaningful automation which will work sanely on all ethtool capable devices. Before this change: [leonro@erver ~]$ ethtool -i eth0 driver: virtio_net version: 1.0.0 After this change and once ->version assignment will be deleted from virtio_net: [leonro@server ~]$ ethtool -i eth0 driver: virtio_net version: 5.5.0-rc6+ Link: https://lore.kernel.org/ksummit-discuss/CA+55aFx9A=5cc0QZ7CySC4F2K7eYaEfzkdYEc9JaNgCcV25=rg@mail.gmail.com/ Link: https://lore.kernel.org/linux-rdma/20200122152627.14903-1-michal.kalderon@marvell.com/T/#md460ff8f976c532a89d6860411c3c50bb811038b Link: https://lore.kernel.org/linux-rdma/20200127060835.GA570@unicorn.suse.cz Signed-off-by: Leon Romanovsky <leonro@mellanox.com> Acked-by: Shannon Nelson <snelson@pensando.io> Signed-off-by: David S. Miller <davem@davemloft.net>
2020-01-27Merge branch 'sfc-refactor-mcdi-filtering-code'David S. Miller4-2373/+2476
Alex Maftei says: ==================== sfc: refactor mcdi filtering code Splitting final bits of the driver code into different files, which will later be used in another driver for a new product. This is a continuation to my previous patch series. (three of them) Refactoring will be concluded with this series, for now. As instructed, split the renaming and moving into different patches. Removed stray spaces before tabs... twice. Minor refactoring was done with the renaming, as explained in the first patch. ==================== Signed-off-by: David S. Miller <davem@davemloft.net>
2020-01-27sfc: move mcdi filtering codeAlex Maftei (amaftei)3-2246/+2271
Signed-off-by: Alexandru-Mihai Maftei <amaftei@solarflare.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2020-01-27sfc: create header for mcdi filtering codeAlex Maftei (amaftei)2-139/+211
Moved structs, enums, and added function prototypes. The affected functions are no longer static. Signed-off-by: Alexandru-Mihai Maftei <amaftei@solarflare.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2020-01-27sfc: rename mcdi filtering functions/structsAlex Maftei (amaftei)1-276/+282
Minor style fixes included due to name lengths changing. Signed-off-by: Alexandru-Mihai Maftei <amaftei@solarflare.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2020-01-27Merge branch 'bnxt_en-next'David S. Miller8-58/+277
Michael Chan says: ==================== bnxt_en: Updates for net-next. This patch-set includes link up and link initialization improvements, RSS and aRFS improvements, devlink refactoring and registration improvements, devlink info support including documentation. v2: Removed the TC ingress rate limiting patch. The developer Harsha needs to rework some code. Use fw.psid suggested by Jakub Kicinski. ==================== Signed-off-by: David S. Miller <davem@davemloft.net>
2020-01-27devlink: document devlink info versions reported by bnxt_en driverVasundhara Volam1-0/+33
Add the set of info versions reported by bnxt_en driver, including a description of what the version represents, and what modes (fixed, running, stored) it reports. v2: Use fw.psid. Cc: Jiri Pirko <jiri@mellanox.com> Cc: Jakub Kicinski <kuba@kernel.org> Signed-off-by: Vasundhara Volam <vasundhara-v.volam@broadcom.com> Signed-off-by: Michael Chan <michael.chan@broadcom.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2020-01-27bnxt_en: Add support for devlink info commandVasundhara Volam2-0/+138
Display the following information via devlink info command: - Driver name - Board id - Broad revision - Board Serial number - Board FW version - FW parameter set version - FW App version - FW management version - FW RoCE version Standard output example: $ devlink dev info pci/0000:3b:00.0 pci/0000:3b:00.0: driver bnxt_en serial_number 00-10-18-FF-FE-AD-05-00 versions: fixed: asic.id D802 asic.rev 1 running: fw 216.1.124.0 fw.psid 0.0.0 fw.app 216.1.122.0 fw.mgmt 864.0.32.0 fw.roce 216.1.15.0 [ This version has incorporated changes suggested by Jakub Kicinski to use generic devlink version tags. ] v2: Use fw.psid Cc: Jiri Pirko <jiri@mellanox.com> Cc: Jakub Kicinski <kuba@kernel.org> Signed-off-by: Vasundhara Volam <vasundhara-v.volam@broadcom.com> Signed-off-by: Michael Chan <michael.chan@broadcom.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2020-01-27devlink: add macro for "fw.roce"Vasundhara Volam2-0/+8
Add definition and documentation for the new generic info "fw.roce". v2: Remove board.nvm_cfg since fw.psid is similar. Cc: Jiri Pirko <jiri@mellanox.com> Cc: Jakub Kicinski <kuba@kernel.org> Signed-off-by: Vasundhara Volam <vasundhara-v.volam@broadcom.com> Signed-off-by: Michael Chan <michael.chan@broadcom.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2020-01-27bnxt_en: Rename switch_id to dsnVasundhara Volam3-6/+6
Instead of switch_id, renaming it to dsn will be more meaningful so that it can be used to display device serial number in follow up patch via devlink_info command. Signed-off-by: Vasundhara Volam <vasundhara-v.volam@broadcom.com> Signed-off-by: Michael Chan <michael.chan@broadcom.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2020-01-27bnxt_en: Add support to update progress of flash updateVasundhara Volam1-1/+13
This patch adds status notification to devlink flash update while flashing is in progress. $ devlink dev flash pci/0000:05:00.0 file 103.pkg Preparing to flash Flashing done Cc: Jiri Pirko <jiri@mellanox.com> Signed-off-by: Vasundhara Volam <vasundhara-v.volam@broadcom.com> Signed-off-by: Michael Chan <michael.chan@broadcom.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2020-01-27bnxt_en: Move devlink_register before registering netdevVasundhara Volam2-5/+8
Latest kernels get the phys_port_name via devlink, if ndo_get_phys_port_name is not defined. To provide the phys_port_name correctly, register devlink before registering netdev. Also call devlink_port_type_eth_set() after registering netdev as devlink port updates the netdev structure and notifies user. Cc: Jiri Pirko <jiri@mellanox.com> Signed-off-by: Vasundhara Volam <vasundhara-v.volam@broadcom.com> Signed-off-by: Michael Chan <michael.chan@broadcom.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2020-01-27bnxt_en: Register devlink irrespective of firmware spec versionVasundhara Volam1-5/+6
This will allow to register for devlink port and use port features. Also register params only if firmware spec version is at least 0x10600 which will support reading/setting numbered variables in NVRAM. Signed-off-by: Vasundhara Volam <vasundhara-v.volam@broadcom.com> Signed-off-by: Michael Chan <michael.chan@broadcom.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2020-01-27bnxt_en: Refactor bnxt_dl_register()Vasundhara Volam1-24/+36
Define bnxt_dl_params_register() and bnxt_dl_params_unregister() functions and move params register/unregister code to these newly defined functions. This patch is in preparation to register devlink irrespective of firmware spec. version in the next patch. Signed-off-by: Vasundhara Volam <vasundhara-v.volam@broadcom.com> Signed-off-by: Michael Chan <michael.chan@broadcom.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2020-01-27bnxt_en: Disable workaround for lost interrupts on 575XX B0 and newer chips.Michael Chan2-1/+5
The hardware bug has been fixed on B0 and newer chips, so disable the workaround on these chips. Signed-off-by: Michael Chan <michael.chan@broadcom.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2020-01-27bnxt_en: Periodically check and remove aged-out ntuple filtersPavan Chebbi1-0/+7
Currently the only time we check and remove expired filters is when we are inserting new filters. Improving the aRFS expiry handling by adding code to do the above work periodically. Signed-off-by: Pavan Chebbi <pavan.chebbi@broadcom.com> Signed-off-by: Michael Chan <michael.chan@broadcom.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2020-01-27bnxt_en: Do not accept fragments for aRFS flow steering.Michael Chan1-2/+4
In bnxt_rx_flow_steer(), if the dissected packet is a fragment, do not proceed to create the ntuple filter and return error instead. Otherwise we would create a filter with 0 source and destination ports because the dissected ports would not be available for fragments. Signed-off-by: Michael Chan <michael.chan@broadcom.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2020-01-27bnxt_en: Support UDP RSS hashing on 575XX chips.Michael Chan1-1/+1
575XX (P5) chips have the same UDP RSS hashing capability as P4 chips, so we can enable it on P5 chips. Signed-off-by: Michael Chan <michael.chan@broadcom.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2020-01-27bnxt_en: Remove the setting of dev_port.Michael Chan1-1/+0
The dev_port is meant to distinguish the network ports belonging to the same PCI function. Our devices only have one network port associated with each PCI function and so we should not set it for correctness. Signed-off-by: Michael Chan <michael.chan@broadcom.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2020-01-27bnxt_en: Improve bnxt_probe_phy().Michael Chan1-3/+3
If the 2nd parameter fw_dflt is not set, we are calling bnxt_probe_phy() after the firmware has reset. There is no need to query the current PHY settings from firmware as these settings may be different from the ethtool settings that the driver will re-establish later. So return earlier in bnxt_probe_phy() to save one firmware call. Signed-off-by: Michael Chan <michael.chan@broadcom.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2020-01-27bnxt_en: Improve link up detection.Michael Chan2-9/+9
In bnxt_update_phy_setting(), ethtool_get_link_ksettings() and bnxt_disable_an_for_lpbk(), we inconsistently use netif_carrier_ok() to determine link. Instead, we should use bp->link_info.link_up which has the true link state. The netif_carrier state may be off during self-test and while the device is being reset and may not always reflect the true link state. By always using bp->link_info.link_up, the code is now more consistent and more correct. Some unnecessary link toggles are now prevented with this patch. Signed-off-by: Michael Chan <michael.chan@broadcom.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2020-01-27Merge branch 'ethtool-netlink-interface-part-2'David S. Miller13-34/+592
Michal Kubecek says: ==================== ethtool netlink interface, part 2 This shorter series adds support for getting and setting of wake-on-lan settings and message mask (originally message level). Together with the code already in net-next, this will allow full implementation of "ethtool <dev>" and "ethtool -s <dev> ...". Older versions of the ethtool netlink series allowed getting WoL settings by unprivileged users and only filtered out the password but this was a source of controversy so for now, ETHTOOL_MSG_WOL_GET request always requires CAP_NET_ADMIN as ETHTOOL_GWOL ioctl request does. ==================== Signed-off-by: David S. Miller <davem@davemloft.net>
2020-01-27ethtool: add WOL_NTF notificationMichal Kubecek5-3/+10
Send ETHTOOL_MSG_WOL_NTF notification whenever wake-on-lan settings of a device are modified using ETHTOOL_MSG_WOL_SET netlink message or ETHTOOL_SWOL ioctl request. As notifications can be received by anyone, do not include SecureOn(tm) password in notification messages. Signed-off-by: Michal Kubecek <mkubecek@suse.cz> Signed-off-by: David S. Miller <davem@davemloft.net>
2020-01-27ethtool: set wake-on-lan settings with WOL_SET requestMichal Kubecek5-1/+102
Implement WOL_SET netlink request to set wake-on-lan settings. This is equivalent to ETHTOOL_SWOL ioctl request. Signed-off-by: Michal Kubecek <mkubecek@suse.cz> Signed-off-by: David S. Miller <davem@davemloft.net>
2020-01-27ethtool: provide WoL settings with WOL_GET requestMichal Kubecek10-2/+176
Implement WOL_GET request to get wake-on-lan settings for a device, traditionally available via ETHTOOL_GWOL ioctl request. As part of the implementation, provide symbolic names for wake-on-line modes as ETH_SS_WOL_MODES string set. Signed-off-by: Michal Kubecek <mkubecek@suse.cz> Reviewed-by: Andrew Lunn <andrew@lunn.ch> Signed-off-by: David S. Miller <davem@davemloft.net>
2020-01-27ethtool: add DEBUG_NTF notificationMichal Kubecek5-0/+7
Send ETHTOOL_MSG_DEBUG_NTF notification message whenever debugging message mask for a device are modified using ETHTOOL_MSG_DEBUG_SET netlink message or ETHTOOL_SMSGLVL ioctl request. The notification message has the same format as reply to DEBUG_GET request. As with other ethtool notifications, netlink requests only trigger the notification if the mask is actually changed while ioctl request trigger it whenever the request results in calling the ethtool_ops handler. Signed-off-by: Michal Kubecek <mkubecek@suse.cz> Reviewed-by: Andrew Lunn <andrew@lunn.ch> Signed-off-by: David S. Miller <davem@davemloft.net>
2020-01-27ethtool: set message mask with DEBUG_SET requestMichal Kubecek5-1/+79
Implement DEBUG_SET netlink request to set debugging settings for a device. At the moment, only message mask corresponding to message level as set by ETHTOOL_SMSGLVL ioctl request can be set. (It is called message level in ioctl interface but almost all drivers interpret it as a bit mask.) Signed-off-by: Michal Kubecek <mkubecek@suse.cz> Reviewed-by: Andrew Lunn <andrew@lunn.ch> Signed-off-by: David S. Miller <davem@davemloft.net>
2020-01-27ethtool: provide message mask with DEBUG_GET requestMichal Kubecek11-17/+205
Implement DEBUG_GET request to get debugging settings for a device. At the moment, only message mask corresponding to message level as reported by ETHTOOL_GMSGLVL ioctl request is provided. (It is called message level in ioctl interface but almost all drivers interpret it as a bit mask.) As part of the implementation, provide symbolic names for message mask bits as ETH_SS_MSG_CLASSES string set. Signed-off-by: Michal Kubecek <mkubecek@suse.cz> Reviewed-by: Andrew Lunn <andrew@lunn.ch> Signed-off-by: David S. Miller <davem@davemloft.net>
2020-01-27ethtool: fix kernel-doc descriptionsMichal Kubecek2-12/+15
Fix missing or incorrect function argument and struct member descriptions. Signed-off-by: Michal Kubecek <mkubecek@suse.cz> Signed-off-by: David S. Miller <davem@davemloft.net>
2020-01-27Merge tag 'wireless-drivers-next-2020-01-26' of ↵David S. Miller136-1410/+3495
git://git.kernel.org/pub/scm/linux/kernel/git/kvalo/wireless-drivers-next Kalle Valo says: ==================== wireless-drivers-next patches for v5.6 Second set of patches for v5.6. Nothing special standing out, smaller new features and fixes allover. Major changes: ar5523 * add support for SMCWUSBT-G2 USB device iwlwifi * support new versions of the FTM FW APIs * support new version of the beacon template FW API * print some extra information when the driver is loaded rtw88 * support wowlan feature for 8822c * add support for WIPHY_WOWLAN_NET_DETECT brcmfmac * add initial support for monitor mode qtnfmac * add module parameter to enable DFS offloading in firmware * add support for STA HE rates * add support for TWT responder and spatial reuse ==================== Signed-off-by: David S. Miller <davem@davemloft.net>
2020-01-27Merge branch 'bpf-flow-dissector-fix-port-ranges'Daniel Borkmann2-2/+23
Yoshiki Komachi says: ==================== When I tried a test based on the selftest program for BPF flow dissector (test_flow_dissector.sh), I observed unexpected result as below: $ tc filter add dev lo parent ffff: protocol ip pref 1337 flower ip_proto \ udp src_port 8-10 action drop $ tools/testing/selftests/bpf/test_flow_dissector -i 4 -f 9 -F inner.dest4: 127.0.0.1 inner.source4: 127.0.0.3 pkts: tx=10 rx=10 The last rx means the number of received packets. I expected rx=0 in this test (i.e., all received packets should have been dropped), but it resulted in acceptance. Although the previous commit 8ffb055beae5 ("cls_flower: Fix the behavior using port ranges with hw-offload") added new flag and field toward filtering based on port ranges with hw-offload, it missed applying for BPF flow dissector then. As a result, BPF flow dissector currently stores data extracted from packets in incorrect field used for exact match whenever packets are classified by filters based on port ranges. Thus, they never match rules in such cases because flow dissector gives rise to generating incorrect flow keys. This series fixes the issue by replacing incorrect flag and field with new ones in BPF flow dissector, and adds a test for filtering based on specified port ranges to the existing selftest program. Changes in v2: - set key_ports to NULL at the top of __skb_flow_bpf_to_target() ==================== Signed-off-by: Daniel Borkmann <daniel@iogearbox.net>
2020-01-27selftests/bpf: Add test based on port range for BPF flow dissectorYoshiki Komachi1-0/+14
Add a simple test to make sure that a filter based on specified port range classifies packets correctly. Signed-off-by: Yoshiki Komachi <komachi.yoshiki@gmail.com> Signed-off-by: Daniel Borkmann <daniel@iogearbox.net> Acked-by: Petar Penkov <ppenkov@google.com> Acked-by: John Fastabend <john.fastabend@gmail.com> Link: https://lore.kernel.org/bpf/20200117070533.402240-3-komachi.yoshiki@gmail.com
2020-01-27flow_dissector: Fix to use new variables for port ranges in bpf hookYoshiki Komachi1-2/+9
This patch applies new flag (FLOW_DISSECTOR_KEY_PORTS_RANGE) and field (tp_range) to BPF flow dissector to generate appropriate flow keys when classified by specified port ranges. Fixes: 8ffb055beae5 ("cls_flower: Fix the behavior using port ranges with hw-offload") Signed-off-by: Yoshiki Komachi <komachi.yoshiki@gmail.com> Signed-off-by: Daniel Borkmann <daniel@iogearbox.net> Acked-by: Petar Penkov <ppenkov@google.com> Acked-by: John Fastabend <john.fastabend@gmail.com> Link: https://lore.kernel.org/bpf/20200117070533.402240-2-komachi.yoshiki@gmail.com
2020-01-27Merge branch 'for-upstream' of ↵David S. Miller25-204/+1019
git://git.kernel.org/pub/scm/linux/kernel/git/bluetooth/bluetooth-next Johan Hedberg says: ==================== pull request: bluetooth-next 2020-01-26 Here's (probably) the last bluetooth-next pull request for the 5.6 kernel. - Initial pieces of Bluetooth 5.2 Isochronous Channels support - mgmt: Various cleanups and a new Set Blocked Keys command - btusb: Added support for 04ca:3021 QCA_ROME device - hci_qca: Multiple fixes & cleanups - hci_bcm: Fixes & improved device tree support - Fixed attempts to create duplicate debugfs entries Please let me know if there are any issues pulling. Thanks. ==================== Signed-off-by: David S. Miller <davem@davemloft.net>