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path: root/drivers/net
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2019-08-27Merge git://git.kernel.org/pub/scm/linux/kernel/git/netdev/netDavid S. Miller
Minor conflict in r8169, bug fix had two versions in net and net-next, take the net-next hunks. Signed-off-by: David S. Miller <davem@davemloft.net>
2019-08-26nfp: add AMDA0058 boards to firmware listJakub Kicinski
Add MODULE_FIRMWARE entries for AMDA0058 boards. Signed-off-by: Jakub Kicinski <jakub.kicinski@netronome.com> Reviewed-by: Dirk van der Merwe <dirk.vandermerwe@netronome.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2019-08-26r8169: improve DMA handling in rtl_rxHeiner Kallweit
Move the call to dma_sync_single_for_cpu after calling napi_alloc_skb. This avoids calling dma_sync_single_for_cpu w/o handing control back to device if the memory allocation should fail. Signed-off-by: Heiner Kallweit <hkallweit1@gmail.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2019-08-26net: sched: add API for registering unlocked offload block callbacksVlad Buslov
Extend struct flow_block_offload with "unlocked_driver_cb" flag to allow registering and unregistering block hardware offload callbacks that do not require caller to hold rtnl lock. Extend tcf_block with additional lockeddevcnt counter that is incremented for each non-unlocked driver callback attached to device. This counter is necessary to conditionally obtain rtnl lock before calling hardware callbacks in following patches. Register mlx5 tc block offload callbacks as "unlocked". Signed-off-by: Vlad Buslov <vladbu@mellanox.com> Acked-by: Jiri Pirko <jiri@mellanox.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2019-08-25r8152: Set memory to all 0xFFs on failed reg readsPrashant Malani
get_registers() blindly copies the memory written to by the usb_control_msg() call even if the underlying urb failed. This could lead to junk register values being read by the driver, since some indirect callers of get_registers() ignore the return values. One example is: ocp_read_dword() ignores the return value of generic_ocp_read(), which calls get_registers(). So, emulate PCI "Master Abort" behavior by setting the buffer to all 0xFFs when usb_control_msg() fails. This patch is copied from the r8152 driver (v2.12.0) published by Realtek (www.realtek.com). Signed-off-by: Prashant Malani <pmalani@chromium.org> Acked-by: Hayes Wang <hayeswang@realtek.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2019-08-25cirrus: cs89x0: remove set but not used variable 'lp'YueHaibing
Fixes gcc '-Wunused-but-set-variable' warning: drivers/net/ethernet/cirrus/cs89x0.c: In function 'cs89x0_platform_probe': drivers/net/ethernet/cirrus/cs89x0.c:1847:20: warning: variable 'lp' set but not used [-Wunused-but-set-variable] Reported-by: Hulk Robot <hulkci@huawei.com> Fixes: 6751edeb8700 ("cirrus: cs89x0: Use managed interfaces") Signed-off-by: YueHaibing <yuehaibing@huawei.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2019-08-25Revert "net: mediatek: remove set but not used variable 'status'"David S. Miller
This reverts commit ee641b0cdb9486f8212a3da153a46ab3551a97e5. Actually it is not clear whether this register read is not needed for it's HW side effects or not. Signed-off-by: David S. Miller <davem@davemloft.net>
2019-08-25net: mediatek: remove set but not used variable 'status'Mao Wenan
Fixes gcc '-Wunused-but-set-variable' warning: drivers/net/ethernet/mediatek/mtk_eth_soc.c: In function mtk_handle_irq: drivers/net/ethernet/mediatek/mtk_eth_soc.c:1951:6: warning: variable status set but not used [-Wunused-but-set-variable] Fixes: 296c9120752b ("net: ethernet: mediatek: Add MT7628/88 SoC support") Signed-off-by: Mao Wenan <maowenan@huawei.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2019-08-24net: phy: sfp: Add labels to hwmon sensorsAndrew Lunn
SFPs can report two different power values, the transmit power and the receive power. Add labels to make it clear which is which. Also add labels to the other sensors, VCC power supply, bias and module temperature. sensors(1) now shows: sff2-isa-0000 Adapter: ISA adapter VCC: +3.23 V temperature: +33.4 C TX_power: 276.00 uW RX_power: 20.00 uW bias: +0.01 A Signed-off-by: Andrew Lunn <andrew@lunn.ch> Signed-off-by: David S. Miller <davem@davemloft.net>
2019-08-24Merge branch '100GbE' of ↵David S. Miller
git://git.kernel.org/pub/scm/linux/kernel/git/jkirsher/next-queue Jeff Kirsher says: ==================== 100GbE Intel Wired LAN Driver Updates 2019-08-23 This series contains updates to ice driver only. Dave adds logic for the necessary bits to be set in the VSI context for the PF_VSI and the TX_descriptors for control packets egressing the PF_VSI. Updated the logic to detect both DCBx and LLDP states in the firmware engine to account for situations where DCBx is enabled and LLDP is disabled. Fixed the driver to treat the DCBx state of "NOT_STARTED" as a valid state and should not assume "is_fw_lldp" true automatically. Since "enable-fw-lldp" flag was confusing and cumbersome, change the flag to "fw-lldp-agent" with a value of on or off to help clarify whether the LLDP agent is running or not. Brett fixes an issue where synchronize_irq() was being called from the host of VF's, which should not be done. Michal fixed an issue when rebuilding the DCBx configuration while in IEEE mode versus CEE mode, so add a check before copying the configuration value to ensure we are only in CEE mode. Jake fixes the PF to reject any VF request to setup head writeback since the support has been deprecated. Mitch adds an additional check to ensure the VF is active before sending out an error message that a message was unable to be sent to a particular VF. Chinh updates the driver to use "topology" mode when checking the PHY for status, since this mode provides us the current module type that is available. Fixes the driver from clearing the auto_fec_enable bit which was blocking a user from forcing non-spec compliant FEC configurations. Amruth does a refactor on the code to first check, then assign in the virtual channel space. Bruce updates the driver to actually update the stats when a user runs the ethtool command 'ethtool -S <iface>' instead of providing a snapshot of the stats that maybe from a second ago. Akeem fixes up the adding/removing of VSI MAC filters for VFs, so that VFs cannot add/remove a filter from another VSI. We now track the number of filters added right from when the VF resources get allocated and won't get into MAC filter mis-match issue in the switch. ==================== Signed-off-by: David S. Miller <davem@davemloft.net>
2019-08-24bnxt_en: Fix allocation of zero statistics block size regression.Michael Chan
Recent commit added logic to determine the appropriate statistics block size to allocate and the size is stored in bp->hw_ring_stats_size. But if the firmware spec is older than 1.6.0, it is 0 and not initialized. This causes the allocation to fail with size 0 and bnxt_open() to abort. Fix it by always initializing bp->hw_ring_stats_size to the legacy default size value. Fixes: 4e7485066373 ("bnxt_en: Allocate the larger per-ring statistics block for 57500 chips.") Reported-by: Jonathan Lemon <jonathan.lemon@gmail.com> Signed-off-by: Michael Chan <michael.chan@broadcom.com> Tested-by: Jonathan Lemon <jonathan.lemon@gmail.com> Acked-by: Jonathan Lemon <jonathan.lemon@gmail.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2019-08-24Merge tag 'mlx5-fixes-2019-08-22' of ↵David S. Miller
git://git.kernel.org/pub/scm/linux/kernel/git/saeed/linux Saeed Mahameed says: ==================== Mellanox, mlx5 fixes 2019-08-22 This series introduces some fixes to mlx5 driver. 1) Form Moshe, two fixes for firmware health reporter 2) From Eran, two ktls fixes. ==================== Signed-off-by: David S. Miller <davem@davemloft.net>
2019-08-24net: hns3: Fix -Wunused-const-variable warningYueHaibing
drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_main.h:542:30: warning: meta_data_key_info defined but not used [-Wunused-const-variable=] drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_main.h:553:30: warning: tuple_key_info defined but not used [-Wunused-const-variable=] The two variable is only used in hclge_main.c, so just move the definition over there. Reported-by: Hulk Robot <hulkci@huawei.com> Signed-off-by: YueHaibing <yuehaibing@huawei.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2019-08-24Merge branch 'ieee802154-for-davem-2019-08-24' of ↵David S. Miller
git://git.kernel.org/pub/scm/linux/kernel/git/sschmidt/wpan Stefan Schmidt says: ==================== pull-request: ieee802154 for net 2019-08-24 An update from ieee802154 for your *net* tree. Yue Haibing fixed two bugs discovered by KASAN in the hwsim driver for ieee802154 and Colin Ian King cleaned up a redundant variable assignment. ==================== Signed-off-by: David S. Miller <davem@davemloft.net>
2019-08-23Revert "r8169: remove not needed call to dma_sync_single_for_device"Heiner Kallweit
This reverts commit f072218cca5b076dd99f3dfa3aaafedfd0023a51. As reported by Aaro this patch causes network problems on MIPS Loongson platform. Therefore revert it. Fixes: f072218cca5b ("r8169: remove not needed call to dma_sync_single_for_device") Signed-off-by: Heiner Kallweit <hkallweit1@gmail.com> Reported-by: Aaro Koskinen <aaro.koskinen@iki.fi> Signed-off-by: David S. Miller <davem@davemloft.net>
2019-08-23r8169: fix DMA issue on MIPS platformHeiner Kallweit
As reported by Aaro this patch causes network problems on MIPS Loongson platform. Therefore revert it. Fixes: f072218cca5b ("r8169: remove not needed call to dma_sync_single_for_device") Signed-off-by: Heiner Kallweit <hkallweit1@gmail.com> Reported-by: Aaro Koskinen <aaro.koskinen@iki.fi> Signed-off-by: David S. Miller <davem@davemloft.net>
2019-08-23net/mlx5: Fix return code in case of hyperv wrong size readEran Ben Elisha
Return code value could be non deterministic in case of wrong size read. With this patch, if such error occurs, set rc to be -EIO. In addition, mlx5_hv_config_common() supports reading of HV_CONFIG_BLOCK_SIZE_MAX bytes only, fix to early return error with bad input. Fixes: 913d14e86657 ("net/mlx5: Add wrappers for HyperV PCIe operations") Reported-by: Leon Romanovsky <leon@kernel.org> Signed-off-by: Eran Ben Elisha <eranbe@mellanox.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2019-08-23r8152: add a helper function about setting EEEHayes Wang
Add a helper function "rtl_eee_enable" for setting EEE. Besides, I move r8153_eee_en() and r8153b_eee_en(). And, I remove r8152b_enable_eee(), r8153_set_eee(), and r8153b_set_eee(). Signed-off-by: Hayes Wang <hayeswang@realtek.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2019-08-23r8152: saving the settings of EEEHayes Wang
Saving the settings of EEE to avoid they become the default settings after reset_resume(). Signed-off-by: Hayes Wang <hayeswang@realtek.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2019-08-23ice: Don't allow VSI to remove unassociated ucast filterAkeem G Abodunrin
If a VSI is not using a unicast filter or did not configure that particular unicast filter, driver should not allow it to be removed by the rogue VSI. Signed-off-by: Akeem G Abodunrin <akeem.g.abodunrin@intel.com> Tested-by: Andrew Bowers <andrewx.bowers@intel.com> Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com>
2019-08-23ice: Fix issues updating VSI MAC filtersAkeem G Abodunrin
VSI, especially VF could request to add or remove filter for another VSI, driver should really guide such request and disallow it. However, instead of returning error for such malicious request, driver can simply return success. In addition, we are not tracking number of MAC filters configured per VF correctly - and this leads to issue updating VF MAC filters whenever they were removed and re-configured via bringing VF interface down and up. Also, since VF could send request to update multiple MAC filters at once, driver should program those filters individually in the switch, in order to determine which action resulted to error, and communicate accordingly to the VF. So, with this changes, we now track number of filters added right from when VF resources allocation is done, and could properly add filters for both trusted and non_trusted VFs, without MAC filters mis-match issue in the switch... Also refactor code, so that driver can use new function to add or remove MAC filters. Signed-off-by: Akeem G Abodunrin <akeem.g.abodunrin@intel.com> Signed-off-by: Tony Nguyen <anthony.l.nguyen@intel.com> Tested-by: Andrew Bowers <andrewx.bowers@intel.com> Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com>
2019-08-23ice: update ethtool stats on-demandBruce Allan
Users expect ethtool statistics to be updated on-demand when invoking 'ethtool -S <iface>' instead of providing a snapshot of statistics taken once a second (the frequency of the watchdog task where stats are currently updated). Update stats every time 'ethtool -S <iface>' is run. Also, fix an indentation style issue and an unnecessary local variable initialization in ice_get_ethtool_stats() discovered while investigating the subject issue. Signed-off-by: Bruce Allan <bruce.w.allan@intel.com> Tested-by: Andrew Bowers <andrewx.bowers@intel.com> Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com>
2019-08-23ice: Add input handlers for virtual channel handlersAmruth G.P
Move the assignment to local variables after validation. Remove unnecessary checks in ice_vc_process_vf_msg() as the respective functions are now performing the checks. Signed-off-by: "Amruth G.P" <amruth.gouda.parameshwarappa@intel.com> Signed-off-by: Nitesh B Venkatesh <nitesh.b.venkatesh@intel.com> Signed-off-by: Tony Nguyen <anthony.l.nguyen@intel.com> Tested-by: Andrew Bowers <andrewx.bowers@intel.com> Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com>
2019-08-23ice: Don't clear auto_fec bit in ice_cfg_phy_fec()Chinh T Cao
The driver should never clear the auto_fec_enable bit. Signed-off-by: Chinh T Cao <chinh.t.cao@intel.com> Tested-by: Andrew Bowers <andrewx.bowers@intel.com> Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com>
2019-08-23ice: Fix flag used for module queryChinh T Cao
When checking the PHY for status, by specification, the driver should be using "topology" mode when querying the module type. Signed-off-by: Chinh T Cao <chinh.t.cao@intel.com> Tested-by: Andrew Bowers <andrewx.bowers@intel.com> Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com>
2019-08-23ice: silence some bogus error messagesMitch Williams
In some circumstances, VF devices can be deactivated while a message is in-flight. In that case, a series of scary error message will be printed in the log. Since these are actually harmless, check for this case and suppress them. No harm, no foul. Signed-off-by: Mitch Williams <mitch.a.williams@intel.com> Signed-off-by: Tony Nguyen <anthony.l.nguyen@intel.com> Tested-by: Andrew Bowers <andrewx.bowers@intel.com> Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com>
2019-08-23ice: Rename ethtool private flag for lldpDave Ertman
The current flag name of "enable-fw-lldp" is a bit cumbersome. Change priv-flag name to "fw-lldp-agent" with a value of on or off. This is more straight-forward in meaning. Signed-off-by: Dave Ertman <david.m.ertman@intel.com> Tested-by: Andrew Bowers <andrewx.bowers@intel.com> Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com>
2019-08-23ice: reject VF attempts to enable head writebackJacob Keller
The virtchnl interface provides a mechanism for a VF driver to request head writeback support. This feature is deprecated as of AVF 1.0, but older versions of a VF driver may still attempt to request the mode. Since the ice hardware does not support head writeback, we should not accept Tx queue configuration which attempts to enable it. Currently, the driver simply assumes that the headwb_enabled bit will never be set. If a VF driver does request head writeback, the configuration will return successfully, even though head writeback is not enabled. This leaves the VF driver in a non functional state since it is assuming to be operating in head writeback mode. Fix the PF driver to reject any attempt to setup headwb_enabled. Signed-off-by: Jacob Keller <jacob.e.keller@intel.com> Tested-by: Andrew Bowers <andrewx.bowers@intel.com> Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com>
2019-08-23ice: Copy dcbx configuration only if mode is correctMichal Swiatkowski
In rebuild DCB desired_dcbx_cfg was copy to local_dcbx_cfg, but if DCBX mode is IEEE desired_dcbx_cfg is not initialized by DCBX config from FW. Change logic to copy config value only if mode is set to CEE. If driver copy desired_dcbx_cfg to local_dcbx_cfg in IEEE mode there is problem with globr. System is frozen after two or more globr. Signed-off-by: Michal Swiatkowski <michal.swiatkowski@intel.com> Tested-by: Andrew Bowers <andrewx.bowers@intel.com> Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com>
2019-08-23ice: Treat DCBx state NOT_STARTED as validDave Ertman
When a port is not cabled, but DCBx is enabled in the firmware, the status of DCBx will be NOT_STARTED. This is a valid state for FW enabled and should not be treated as a is_fw_lldp true automatically. Add the code to treat NOT_STARTED as another valid state. Signed-off-by: Dave Ertman <david.m.ertman@intel.com> Tested-by: Andrew Bowers <andrewx.bowers@intel.com> Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com>
2019-08-23ice: Don't call synchronize_irq() for VF's from the hostBrett Creeley
Currently we will call synchronize_irq() from the host for VF's. This is not correct, so don't allow it. Signed-off-by: Brett Creeley <brett.creeley@intel.com> Tested-by: Andrew Bowers <andrewx.bowers@intel.com> Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com>
2019-08-23ice: Account for all states of FW DCBx and LLDPDave Ertman
Currently, only the DCBx status is taken into account to determine if FW LLDP is possible. But there are NVM version coming out with DCBx enabled, and FW LLDP disabled. This is causing errors where the driver sees that DCBx is not disabled, and then tries to register for LLDP MIB change events, and fails. Change the logic to detect both DCBx and LLDP states in the FW engine. Signed-off-by: Dave Ertman <david.m.ertman@intel.com> Signed-off-by: Tony Nguyen <anthony.l.nguyen@intel.com> Tested-by: Andrew Bowers <andrewx.bowers@intel.com> Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com>
2019-08-23ice: Allow egress control packets from PF_VSIDave Ertman
For control packets (i.e. LLDP packets) to be able to egress from the main VSI, a bit has to be set in the TX_descriptor. This should only be done for the main VSI and only if the FW LLDP agent is disabled. A bit to allow this also has to be set in the VSI context. Add the logic to add the necessary bits in the VSI context for the PF_VSI and the TX_descriptors for control packets egressing the PF_VSI. Signed-off-by: Dave Ertman <david.m.ertman@intel.com> Tested-by: Andrew Bowers <andrewx.bowers@intel.com> Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com>
2019-08-22ethernet: Delete unnecessary checks before the macro call “dev_kfree_skb”Markus Elfring
The dev_kfree_skb() function performs also input parameter validation. Thus the test around the shown calls 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>
2019-08-22net: usb: Delete unnecessary checks before the macro call “dev_kfree_skb”Markus Elfring
The dev_kfree_skb() function performs also input parameter validation. Thus the test around the shown calls 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>
2019-08-22hamradio: Delete unnecessary checks before the macro call “dev_kfree_skb”Markus Elfring
The dev_kfree_skb() function performs also input parameter validation. Thus the test around the shown calls 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>
2019-08-22can: Delete unnecessary checks before the macro call “dev_kfree_skb”Markus Elfring
The dev_kfree_skb() function performs also input parameter validation. Thus the test around the shown calls is not needed. This issue was detected by using the Coccinelle software. Signed-off-by: Markus Elfring <elfring@users.sourceforge.net> Acked-by: Sean Nyekjaer <sean@geanix.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2019-08-22net: fec: add C45 MDIO read/write supportMarco Hartmann
IEEE 802.3ae clause 45 defines a modified MDIO protocol that uses a two staged access model in order to increase the address space. This patch adds support for C45 MDIO read and write accesses, which are used whenever the MII_ADDR_C45 flag in the regnum argument is set. In case it is not set, C22 accesses are used as before. Signed-off-by: Marco Hartmann <marco.hartmann@nxp.com> Acked-by: Fugang Duan <fugang.duan@nxp.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2019-08-22Merge tag 'wireless-drivers-for-davem-2019-08-21' of ↵David S. Miller
git://git.kernel.org/pub/scm/linux/kernel/git/kvalo/wireless-drivers Kalle Valo says: ==================== wireless-drivers fixes for 5.3 Third set of fixes for 5.3, and most likely the last one. The rt2x00 regression has been reported multiple times, others are of lower priority. mt76 * fix hang on resume on certain machines rt2x00 * fix AP mode regression related to encryption iwlwifi * avoid unnecessary error messages due to multicast frames when not associated * fix configuration for ax201 devices * fix recognition of QuZ devices ==================== Signed-off-by: David S. Miller <davem@davemloft.net>
2019-08-22qed: Add cleanup in qed_slowpath_start()Wenwen Wang
If qed_mcp_send_drv_version() fails, no cleanup is executed, leading to memory leaks. To fix this issue, introduce the label 'err4' to perform the cleanup work before returning the error. Signed-off-by: Wenwen Wang <wenwen@cs.uga.edu> Acked-by: Sudarsana Reddy Kalluru <skalluru@marvell.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2019-08-22ocelot_ace: fix action of trapYangbo Lu
The trap action should be copying the frame to CPU and dropping it for forwarding, but current setting was just copying frame to CPU. Fixes: b596229448dd ("net: mscc: ocelot: Add support for tcam") Signed-off-by: Yangbo Lu <yangbo.lu@nxp.com> Acked-by: Allan W. Nielsen <allan.nielsen@microchip.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2019-08-22net/mlx5e: Remove ethernet segment from dump WQEEran Ben Elisha
Dump WQE shall not include Ethernet segment. Define mlx5e_dump_wqe to be used for "Dump WQEs" instead of sharing it with the general mlx5e_tx_wqe layout. Fixes: d2ead1f360e8 ("net/mlx5e: Add kTLS TX HW offload support") Signed-off-by: Eran Ben Elisha <eranbe@mellanox.com> Signed-off-by: Saeed Mahameed <saeedm@mellanox.com>
2019-08-22net/mlx5e: Add num bytes metadata to WQE infoEran Ben Elisha
For TLS WQEs, metadata info did not include num_bytes. Due to this issue, tx_tls_dump_bytes counter did not increment. Modify tx_fill_wi() to fill num bytes. When it is called for non-traffic WQE, zero is expected. Fixes: d2ead1f360e8 ("net/mlx5e: Add kTLS TX HW offload support") Signed-off-by: Eran Ben Elisha <eranbe@mellanox.com> Signed-off-by: Saeed Mahameed <saeedm@mellanox.com>
2019-08-22net/mlx5: Fix delay in fw fatal report handling due to fw reportMoshe Shemesh
When fw fatal error occurs, poll health() first detects and reports on a fw error. Afterwards, it detects and reports on the fw fatal error itself. That can cause a long delay in fw fatal error handling which waits in a queue for the fw error handling to be finished. The fw error handle will try asking for fw core dump command while fw in fatal state may not respond and driver will wait for command timeout. Changing the flow to detect and handle first fw fatal errors and only if no fatal error detected look for a fw error to handle. Fixes: d1bf0e2cc4a6 ("net/mlx5: Report devlink health on FW issues") Signed-off-by: Moshe Shemesh <moshe@mellanox.com> Reviewed-by: Eran Ben Elisha <eranbe@mellanox.com> Signed-off-by: Saeed Mahameed <saeedm@mellanox.com>
2019-08-22net/mlx5: Fix crdump chunks printMoshe Shemesh
Crdump repeats itself every chunk of 256bytes. That is due to bug of missing progressing offset while copying the data from buffer to devlink_fmsg. Fixes: 9b1f29823605 ("net/mlx5: Add support for FW fatal reporter dump") Signed-off-by: Moshe Shemesh <moshe@mellanox.com> Reviewed-by: Eran Ben Elisha <eranbe@mellanox.com> Signed-off-by: Saeed Mahameed <saeedm@mellanox.com>
2019-08-22i40e: fix retrying in i40e_aq_get_phy_capabilitiesMarcin Formela
Fixed a bug where driver was breaking out of the loop and reporting an error without retrying first. Signed-off-by: Marcin Formela <marcin.formela@intel.com> Tested-by: Andrew Bowers <andrewx.bowers@intel.com> Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com>
2019-08-22i40e: Persistent LLDP supportSylwia Wnuczko
This patch adds a function to read NVM module data and uses it to read current LLDP agent configuration from NVM API version 1.8. Signed-off-by: Sylwia Wnuczko <sylwia.wnuczko@intel.com> Tested-by: Andrew Bowers <andrewx.bowers@intel.com> Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com>
2019-08-22i40e: allow reset in recovery modePiotr Kwapulinski
Driver waits after issuing a reset. When a reset takes too long a driver gives up. Implemented by invoking PF reset in a loop. After defined number of unsuccessful PF reset trials it returns error. Without this patch PF reset fails when NIC is in recovery mode. So make i40e_set_mac_type() public. i40e driver requires i40e_set_mac_type() to be public. It is required for recovery mode handling. Without this patch recovery mode could not be detected in i40e_probe(). Signed-off-by: Piotr Kwapulinski <piotr.kwapulinski@intel.com> Tested-by: Andrew Bowers <andrewx.bowers@intel.com> Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com>
2019-08-22i40e: Remove function i40e_update_dcb_config()Grzegorz Siwik
This patch removes function i40e_update_dcb_config(). Instead of i40e_update_dcb_config() we use i40e_init_dcb(), which implements the correct NVM read. Signed-off-by: Grzegorz Siwik <grzegorz.siwik@intel.com> Tested-by: Andrew Bowers <andrewx.bowers@intel.com> Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com>
2019-08-22i40e: Fix crash caused by stress setting of VF MAC addressesSlawomir Laba
Add update to the VSI pointer passed to the i40e_set_vf_mac function. If VF is in reset state the driver waits in i40e_set_vf_mac function for the reset to be complete, yet after reset the vsi pointer that was passed into this function is no longer valid. The patch updates local VSI pointer directly from pf->vsi array, by using the id stored in VF pointer (lan_vsi_idx). Without this commit the driver might occasionally invoke general protection fault in kernel and disable the OS entirely. Signed-off-by: Slawomir Laba <slawomirx.laba@intel.com> Tested-by: Andrew Bowers <andrewx.bowers@intel.com> Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com>