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2020-10-08can: dev: add a helper function to calculate the duration of one bitVincent Mailhol1-7/+6
Rename macro CAN_CALC_SYNC_SEG to CAN_SYNC_SEG and make it available through include/linux/can/dev.h Add an helper function can_bit_time() which returns the duration (in time quanta) of one CAN bit. Rationale for this patch: the sync segment and the bit time are two concepts which are defined in the CAN ISO standard. Device drivers for CAN might need those. Please refer to ISO 11898-1:2015, section 11.3.1.1 "Bit time" for additional information. Signed-off-by: Vincent Mailhol <mailhol.vincent@wanadoo.fr> Link: https://lore.kernel.org/r/20201002154219.4887-6-mailhol.vincent@wanadoo.fr [mkl: Let can_bit_time() return an unsinged int, make argument const] Signed-off-by: Marc Kleine-Budde <mkl@pengutronix.de>
2020-10-06can: c_can: reg_map_{c,d}_can: mark as __maybe_unusedMarc Kleine-Budde1-2/+2
This patch marks the arrays reg_map_c_can and reg_map_d_can as __maybe_unused, as they are indeed unused in the c_can driver. This warning shows up, when compiling the kernel with "W=1": drivers/net/can/c_can/c_can.c:45: drivers/net/can/c_can/c_can.h:124:18: warning: ‘reg_map_d_can’ defined but not used [-Wunused-const-variable=] drivers/net/can/c_can/c_can.h:84:18: warning: ‘reg_map_c_can’ defined but not used [-Wunused-const-variable=] Link: http://lore.kernel.org/r/20201006203748.1750156-4-mkl@pengutronix.de Fixes: 33f810097769 ("can: c_can: Move overlay structure to array with offset as index") Fixes: 69927fccd96b ("can: c_can: Add support for Bosch D_CAN controller") Signed-off-by: Marc Kleine-Budde <mkl@pengutronix.de>
2020-10-06can: softing: softing_card_shutdown(): add braces around empty body in an ↵Marc Kleine-Budde1-1/+2
'if' statement This patch fixes the following warning when building the kernel with "W=1": warning: suggest braces around empty body in an ‘if’ statement [-Wempty-body] Link: http://lore.kernel.org/r/20201006203748.1750156-3-mkl@pengutronix.de Fixes: 03fd3cf5a179 ("can: add driver for Softing card") Signed-off-by: Marc Kleine-Budde <mkl@pengutronix.de>
2020-10-06gtp: use dev_sw_netstats_rx_add()Fabian Frederick1-7/+1
use new helper for netstats settings Signed-off-by: Fabian Frederick <fabf@skynet.be> Acked-by: Harald Welte <laforge@gnumonks.org> Signed-off-by: David S. Miller <davem@davemloft.net>
2020-10-06bareudp: use dev_sw_netstats_rx_add()Fabian Frederick1-8/+3
use new helper for netstats settings Signed-off-by: Fabian Frederick <fabf@skynet.be> Signed-off-by: David S. Miller <davem@davemloft.net>
2020-10-06geneve: use dev_sw_netstats_rx_add()Fabian Frederick1-8/+3
use new helper for netstats settings Signed-off-by: Fabian Frederick <fabf@skynet.be> Signed-off-by: David S. Miller <davem@davemloft.net>
2020-10-06vxlan: use dev_sw_netstats_rx_add()Fabian Frederick1-7/+1
use new helper for netstats settings Signed-off-by: Fabian Frederick <fabf@skynet.be> Signed-off-by: David S. Miller <davem@davemloft.net>
2020-10-06net: atlantic: implement media detect feature via phy tunablesIgor Russkikh5-0/+60
Mediadetect is another name for the EDPD (energy detect power down). This feature allows device to save extra power when no link is available. PHY goes into the extreme power saving mode and only periodically wakes up and checks for the link. AQC devices has fixed check period of 6 seconds The feature may increase linkup time. Signed-off-by: Igor Russkikh <irusskikh@marvell.com> Reviewed-by: Andrew Lunn <andrew@lunn.ch> Signed-off-by: David S. Miller <davem@davemloft.net>
2020-10-06net: atlantic: implement phy downshift featureIgor Russkikh6-0/+103
PHY downshift allows phy to try renegotiate if link is unstable and can carry higher speed. AQC devices has integrated PHY which is controlled by MAC firmware. Thus, driver defines new ethtool callbacks to implement phy tunables via netdev. Reviewed-by: Andrew Lunn <andrew@lunn.ch> Signed-off-by: Igor Russkikh <irusskikh@marvell.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2020-10-06Merge git://git.kernel.org/pub/scm/linux/kernel/git/netdev/netDavid S. Miller192-1105/+1859
Rejecting non-native endian BTF overlapped with the addition of support for it. The rest were more simple overlapping changes, except the renesas ravb binding update, which had to follow a file move as well as a YAML conversion. Signed-off-by: David S. Miller <davem@davemloft.net>
2020-10-05Merge tag 'platform-drivers-x86-v5.9-2' of ↵Linus Torvalds10-51/+109
git://git.infradead.org/linux-platform-drivers-x86 Pull x86 platform driver fixes from Andy Shevchenko: "We have some fixes for Tablet Mode reporting in particular, that users are complaining a lot about. Summary: - Attempt #3 of enabling Tablet Mode reporting w/o regressions - Improve battery recognition code in ASUS WMI driver - Fix Kconfig dependency warning for Fujitsu and LG laptop drivers - Add fixes in Thinkpad ACPI driver for _BCL method and NVRAM polling - Fix power supply extended topology in Mellanox driver - Fix memory leak in OLPC EC driver - Avoid static struct device in Intel PMC core driver - Add support for the touchscreen found in MPMAN Converter9 2-in-1 - Update MAINTAINERS to reflect the real state of affairs" * tag 'platform-drivers-x86-v5.9-2' of git://git.infradead.org/linux-platform-drivers-x86: platform/x86: thinkpad_acpi: re-initialize ACPI buffer size when reuse MAINTAINERS: Add Mark Gross and Hans de Goede as x86 platform drivers maintainers platform/x86: intel-vbtn: Switch to an allow-list for SW_TABLET_MODE reporting platform/x86: intel-vbtn: Revert "Fix SW_TABLET_MODE always reporting 1 on the HP Pavilion 11 x360" platform/x86: intel_pmc_core: do not create a static struct device platform/x86: mlx-platform: Fix extended topology configuration for power supply units platform/x86: pcengines-apuv2: Fix typo on define of AMD_FCH_GPIO_REG_GPIO55_DEVSLP0 platform/x86: fix kconfig dependency warning for FUJITSU_LAPTOP platform/x86: fix kconfig dependency warning for LG_LAPTOP platform/x86: thinkpad_acpi: initialize tp_nvram_state variable platform/x86: intel-vbtn: Fix SW_TABLET_MODE always reporting 1 on the HP Pavilion 11 x360 platform/x86: asus-wmi: Add BATC battery name to the list of supported platform/x86: asus-nb-wmi: Revert "Do not load on Asus T100TA and T200TA" platform/x86: touchscreen_dmi: Add info for the MPMAN Converter9 2-in-1 Documentation: laptops: thinkpad-acpi: fix underline length build warning Platform: OLPC: Fix memleak in olpc_ec_probe
2020-10-05Merge git://git.kernel.org/pub/scm/linux/kernel/git/netdev/netLinus Torvalds74-453/+897
Pull networking fixes from David Miller: 1) Make sure SKB control block is in the proper state during IPSEC ESP-in-TCP encapsulation. From Sabrina Dubroca. 2) Various kinds of attributes were not being cloned properly when we build new xfrm_state objects from existing ones. Fix from Antony Antony. 3) Make sure to keep BTF sections, from Tony Ambardar. 4) TX DMA channels need proper locking in lantiq driver, from Hauke Mehrtens. 5) Honour route MTU during forwarding, always. From Maciej Żenczykowski. 6) Fix races in kTLS which can result in crashes, from Rohit Maheshwari. 7) Skip TCP DSACKs with rediculous sequence ranges, from Priyaranjan Jha. 8) Use correct address family in xfrm state lookups, from Herbert Xu. 9) A bridge FDB flush should not clear out user managed fdb entries with the ext_learn flag set, from Nikolay Aleksandrov. 10) Fix nested locking of netdev address lists, from Taehee Yoo. 11) Fix handling of 32-bit DATA_FIN values in mptcp, from Mat Martineau. 12) Fix r8169 data corruptions on RTL8402 chips, from Heiner Kallweit. 13) Don't free command entries in mlx5 while comp handler could still be running, from Eran Ben Elisha. 14) Error flow of request_irq() in mlx5 is busted, due to an off by one we try to free and IRQ never allocated. From Maor Gottlieb. 15) Fix leak when dumping netlink policies, from Johannes Berg. 16) Sendpage cannot be performed when a page is a slab page, or the page count is < 1. Some subsystems such as nvme were doing so. Create a "sendpage_ok()" helper and use it as needed, from Coly Li. 17) Don't leak request socket when using syncookes with mptcp, from Paolo Abeni. * git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net: (111 commits) net/core: check length before updating Ethertype in skb_mpls_{push,pop} net: mvneta: fix double free of txq->buf net_sched: check error pointer in tcf_dump_walker() net: team: fix memory leak in __team_options_register net: typhoon: Fix a typo Typoon --> Typhoon net: hinic: fix DEVLINK build errors net: stmmac: Modify configuration method of EEE timers tcp: fix syn cookied MPTCP request socket leak libceph: use sendpage_ok() in ceph_tcp_sendpage() scsi: libiscsi: use sendpage_ok() in iscsi_tcp_segment_map() drbd: code cleanup by using sendpage_ok() to check page for kernel_sendpage() tcp: use sendpage_ok() to detect misused .sendpage nvme-tcp: check page by sendpage_ok() before calling kernel_sendpage() net: add WARN_ONCE in kernel_sendpage() for improper zero-copy send net: introduce helper sendpage_ok() in include/linux/net.h net: usb: pegasus: Proper error handing when setting pegasus' MAC address net: core: document two new elements of struct net_device netlink: fix policy dump leak net/mlx5e: Fix race condition on nhe->n pointer in neigh update net/mlx5e: Fix VLAN create flow ...
2020-10-05net: phy: marvell: Use phy_read_paged() instead of open coding itJisheng Zhang1-10/+4
Convert m88e1318_get_wol() to use the well implemented phy_read_paged() instead of open coding it. Signed-off-by: Jisheng Zhang <Jisheng.Zhang@synaptics.com> Reviewed-by: Marek Behún <kabel@kernel.org> Reviewed-by: Andrew Lunn <andrew@lunn.ch> Signed-off-by: David S. Miller <davem@davemloft.net>
2020-10-05net: dsa: propagate switchdev vlan_filtering prepare phase to driversVladimir Oltean17-35/+109
A driver may refuse to enable VLAN filtering for any reason beyond what the DSA framework cares about, such as: - having tc-flower rules that rely on the switch being VLAN-aware - the particular switch does not support VLAN, even if the driver does (the DSA framework just checks for the presence of the .port_vlan_add and .port_vlan_del pointers) - simply not supporting this configuration to be toggled at runtime Currently, when a driver rejects a configuration it cannot support, it does this from the commit phase, which triggers various warnings in switchdev. So propagate the prepare phase to drivers, to give them the ability to refuse invalid configurations cleanly and avoid the warnings. Since we need to modify all function prototypes and check for the prepare phase from within the drivers, take that opportunity and move the existing driver restrictions within the prepare phase where that is possible and easy. Cc: Florian Fainelli <f.fainelli@gmail.com> Cc: Martin Blumenstingl <martin.blumenstingl@googlemail.com> Cc: Hauke Mehrtens <hauke@hauke-m.de> Cc: Woojung Huh <woojung.huh@microchip.com> Cc: Microchip Linux Driver Support <UNGLinuxDriver@microchip.com> Cc: Sean Wang <sean.wang@mediatek.com> Cc: Landen Chao <Landen.Chao@mediatek.com> Cc: Andrew Lunn <andrew@lunn.ch> Cc: Vivien Didelot <vivien.didelot@gmail.com> Cc: Jonathan McDowell <noodles@earth.li> Cc: Linus Walleij <linus.walleij@linaro.org> Cc: Alexandre Belloni <alexandre.belloni@bootlin.com> Cc: Claudiu Manoil <claudiu.manoil@nxp.com> Signed-off-by: Vladimir Oltean <vladimir.oltean@nxp.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2020-10-05platform/x86: thinkpad_acpi: re-initialize ACPI buffer size when reuseAaron Ma1-1/+3
Evaluating ACPI _BCL could fail, then ACPI buffer size will be set to 0. When reuse this ACPI buffer, AE_BUFFER_OVERFLOW will be triggered. Re-initialize buffer size will make ACPI evaluate successfully. Fixes: 46445b6b896fd ("thinkpad-acpi: fix handle locate for video and query of _BCL") Signed-off-by: Aaron Ma <aaron.ma@canonical.com> Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
2020-10-05drivers/net/wan/hdlc_fr: Improvements to the code of pvc_xmitXie He1-28/+26
1. Keep the code for the normal (non-error) flow at the lowest indentation level. And use "goto drop" for all error handling. 2. Replace code that pads short Ethernet frames with a "__skb_pad" call. 3. Change "dev_kfree_skb" to "kfree_skb" in error handling code. "kfree_skb" is the correct function to call when dropping an skb due to an error. "dev_kfree_skb", which is an alias of "consume_skb", is for dropping skbs normally (not due to an error). Cc: Krzysztof Halasa <khc@pm.waw.pl> Cc: Stephen Hemminger <stephen@networkplumber.org> Signed-off-by: Xie He <xie.he.0141@gmail.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2020-10-05net: mvneta: fix double free of txq->bufTom Rix1-11/+2
clang static analysis reports this problem: drivers/net/ethernet/marvell/mvneta.c:3465:2: warning: Attempt to free released memory kfree(txq->buf); ^~~~~~~~~~~~~~~ When mvneta_txq_sw_init() fails to alloc txq->tso_hdrs, it frees without poisoning txq->buf. The error is caught in the mvneta_setup_txqs() caller which handles the error by cleaning up all of the txqs with a call to mvneta_txq_sw_deinit which also frees txq->buf. Since mvneta_txq_sw_deinit is a general cleaner, all of the partial cleaning in mvneta_txq_sw_deinit()'s error handling is not needed. Fixes: 2adb719d74f6 ("net: mvneta: Implement software TSO") Signed-off-by: Tom Rix <trix@redhat.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2020-10-05net: team: fix memory leak in __team_options_registerAnant Thazhemadam1-1/+1
The variable "i" isn't initialized back correctly after the first loop under the label inst_rollback gets executed. The value of "i" is assigned to be option_count - 1, and the ensuing loop (under alloc_rollback) begins by initializing i--. Thus, the value of i when the loop begins execution will now become i = option_count - 2. Thus, when kfree(dst_opts[i]) is called in the second loop in this order, (i.e., inst_rollback followed by alloc_rollback), dst_optsp[option_count - 2] is the first element freed, and dst_opts[option_count - 1] does not get freed, and thus, a memory leak is caused. This memory leak can be fixed, by assigning i = option_count (instead of option_count - 1). Fixes: 80f7c6683fe0 ("team: add support for per-port options") Reported-by: syzbot+69b804437cfec30deac3@syzkaller.appspotmail.com Tested-by: syzbot+69b804437cfec30deac3@syzkaller.appspotmail.com Signed-off-by: Anant Thazhemadam <anant.thazhemadam@gmail.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2020-10-05bnxt_en: Eliminate unnecessary RX resets.Michael Chan2-1/+53
Currently, the driver will schedule RX ring reset when we get a buffer error in the RX completion record. These RX buffer errors can be due to normal out-of-buffer conditions or a permanent error in the RX ring. Because the driver cannot distinguish between these 2 conditions, we assume all these buffer errors require reset. This is very disruptive when it is just a normal out-of-buffer condition. Newer firmware will now monitor the rings for the permanent failure and will send a notification to the driver when it happens. This allows the driver to reset only when such a notification is received. In environments where we have predominently out-of-buffer conditions, we now can avoid these unnecessary resets. Reviewed-by: Edwin Peer <edwin.peer@broadcom.com> Signed-off-by: Michael Chan <michael.chan@broadcom.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2020-10-05bnxt_en: Reduce unnecessary message log during RX errors.Michael Chan1-2/+4
There is logic in the RX path to detect unexpected handles in the RX completion. We'll print a warning and schedule a reset. The next expected handle is then set to 0xffff which is guaranteed to not match any valid handle. This will force all remaining packets in the ring to be discarded before the reset. There can be hundreds of these packets remaining in the ring and there is no need to print the warnings for these forced errors. Reviewed-by: Pavan Chebbi <pavan.chebbi@broadcom.com> Reviewed-by: Edwin Peer <edwin.peer@broadcom.com> Signed-off-by: Michael Chan <michael.chan@broadcom.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2020-10-05bnxt_en: Add a software counter for RX ring reset.Michael Chan3-4/+12
Add a per ring rx_resets counter to count these RX resets. Signed-off-by: Michael Chan <michael.chan@broadcom.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2020-10-05bnxt_en: Implement RX ring reset in response to buffer errors.Michael Chan1-4/+75
On some older chips, it is necessary to do a reset when we get buffer errors associated with an RX ring. These buffer errors may become frequent if the RX ring underruns under heavy traffic. The current code does a global reset of all reasources when this happens. This works but creates a big disruption of all rings when one RX ring is having problem. This patch implements a localized RX ring reset of just the RX ring having the issue. All other rings including all TX rings will not be affected by this single RX ring reset. Only the older chips prior to the P5 class supports this reset. Because it is not a global reset, packets may still be arriving while we are calling firmware to reset that ring. We need to be sure that we don't post any buffers during this time while the ring is undergoing reset. After firmware completes successfully, the ring will be in the reset state with no buffers and we can start filling it with new buffers and posting them. Reviewed-by: Pavan Chebbi <pavan.chebbi@broadcom.com> Signed-off-by: Edwin Peer <edwin.peer@broadcom.com> Signed-off-by: Michael Chan <michael.chan@broadcom.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2020-10-05bnxt_en: Refactor bnxt_init_one_rx_ring().Michael Chan1-46/+50
bnxt_init_one_rx_ring() includes logic to initialize the BDs for one RX ring and to allocate the buffers. Separate the allocation logic into a new bnxt_alloc_one_rx_ring() function. The allocation function will be used later to allocate new buffers for one specified RX ring when we reset that RX ring. Reviewed-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>
2020-10-05bnxt_en: Refactor bnxt_free_rx_skbs().Michael Chan1-68/+66
bnxt_free_rx_skbs() frees all the allocated buffers and SKBs for every RX ring. Refactor this function by calling a new function bnxt_free_one_rx_ring_skbs() to free these buffers on one specified RX ring at a time. This is preparation work for resetting one RX ring during run-time. Reviewed-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>
2020-10-05bnxt_en: Log FW health status info, if reset is aborted.Michael Chan1-1/+8
If firmware does not come out of reset, log FW health status info to provide more information on firmware status. Signed-off-by: Michael Chan <michael.chan@broadcom.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2020-10-05bnxt_en: perform no master recovery during startupEdwin Peer1-9/+29
The NS3 SoC platforms require assistance from the OP-TEE to recover firmware if a crash occurs while no driver is bound. The CRASHED_NO_MASTER condition is recorded in the firmware status register during the crash to indicate when driver intervension is needed to coordinate a firmware reload. This condition is detected during early driver initialization in order to effect a firmware fastboot on supported platforms when necessary. Reviewed-by: Vasundhara Volam <vasundhara-v.volam@broadcom.com> Signed-off-by: Edwin Peer <edwin.peer@broadcom.com> Signed-off-by: Michael Chan <michael.chan@broadcom.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2020-10-05bnxt_en: log firmware status on firmware init failureEdwin Peer2-5/+55
Firmware now supports device independent discovery of the status register location. This status register can provide more detailed information about firmware errors, especially if problems occur before the HWRM interface is functioning. Attempt to map this register if it is present and report the firmware status on firmware init failures. Signed-off-by: Edwin Peer <edwin.peer@broadcom.com> Signed-off-by: Michael Chan <michael.chan@broadcom.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2020-10-05bnxt_en: refactor bnxt_alloc_fw_health()Edwin Peer1-22/+38
The allocator for the firmware health structure conflates allocation and capability checks, limiting the reusability of the code. This patch separates out the capability check and disablement and improves the warning message to better describe the consequences of an allocation failure. Signed-off-by: Edwin Peer <edwin.peer@broadcom.com> Signed-off-by: Michael Chan <michael.chan@broadcom.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2020-10-05bnxt_en: Update firmware interface spec to 1.10.1.68.Vasundhara Volam1-3/+21
Main changes is to extend hwrm_nvm_get_dev_info_output() for stored firmware versions and a new flag is added to fw_status_reg. Reviewed-by: Edwin Peer <edwin.peer@broadcom.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>
2020-10-05net: dsa: mv88e6xxx: Add per port devlink regionsAndrew Lunn1-4/+105
Add a devlink region to return the per port registers. Signed-off-by: Andrew Lunn <andrew@lunn.ch> Reviewed-by: Florian Fainelli <f.fainelli@gmail.com> Reviewed-by: Vladimir Oltean <olteanv@gmail.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2020-10-04net: dsa: sja1105: remove duplicate prefix for VL Lookup dynamic configVladimir Oltean1-5/+5
This is a strictly cosmetic change that renames some macros in sja1105_dynamic_config.c. They were copy-pasted in haste and this has resulted in them having the driver prefix twice. Signed-off-by: Vladimir Oltean <vladimir.oltean@nxp.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2020-10-04bnx2x: Use fallthrough pseudo-keywordGustavo A. R. Silva1-2/+2
Replace /* no break */ comments with the new pseudo-keyword macro fallthrough[1]. [1] https://www.kernel.org/doc/html/v5.7/process/deprecated.html?highlight=fallthrough#implicit-switch-case-fall-through Signed-off-by: Gustavo A. R. Silva <gustavoars@kernel.org> Signed-off-by: David S. Miller <davem@davemloft.net>
2020-10-04net: ksz884x: Use fallthrough pseudo-keywordGustavo A. R. Silva1-2/+1
Replace /* Fallthrough... */ comment with the new pseudo-keyword macro fallthrough[1]. [1] https://www.kernel.org/doc/html/v5.7/process/deprecated.html?highlight=fallthrough#implicit-switch-case-fall-through Signed-off-by: Gustavo A. R. Silva <gustavoars@kernel.org> Signed-off-by: David S. Miller <davem@davemloft.net>
2020-10-04net: bna: Use fallthrough pseudo-keywordGustavo A. R. Silva1-2/+3
Replace /* !!! fall through !!! */ comments with the new pseudo-keyword macro fallthrough[1]. [1] https://www.kernel.org/doc/html/v5.7/process/deprecated.html?highlight=fallthrough#implicit-switch-case-fall-through Signed-off-by: Gustavo A. R. Silva <gustavoars@kernel.org> Signed-off-by: David S. Miller <davem@davemloft.net>
2020-10-04usbnet: Use fallthrough pseudo-keywordGustavo A. R. Silva1-1/+1
Replace // FALLTHROUGH comment with the new pseudo-keyword macro fallthrough[1]. [1] https://www.kernel.org/doc/html/v5.7/process/deprecated.html?highlight=fallthrough#implicit-switch-case-fall-through Signed-off-by: Gustavo A. R. Silva <gustavoars@kernel.org> Signed-off-by: David S. Miller <davem@davemloft.net>
2020-10-04net: typhoon: Fix a typo Typoon --> TyphoonChristophe JAILLET1-1/+1
s/Typoon/Typhoon/ Signed-off-by: Christophe JAILLET <christophe.jaillet@wanadoo.fr> Signed-off-by: David S. Miller <davem@davemloft.net>
2020-10-04net: phy: dp83869: fix unsigned comparisons against less than zero valuesColin Ian King1-1/+1
Currently the comparisons of u16 integers value and sopass_val with less than zero for error checking is always false because the values are unsigned. Fix this by making these variables int. This does not affect the shift and mask operations performed on these variables Addresses-Coverity: ("Unsigned compared against zero") Fixes: 49fc23018ec6 ("net: phy: dp83869: support Wake on LAN") Signed-off-by: Colin Ian King <colin.king@canonical.com> Acked-by: Dan Murphy <dmurphy@ti.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2020-10-04net: hinic: fix DEVLINK build errorsRandy Dunlap1-0/+1
Fix many (lots deleted here) build errors in hinic by selecting NET_DEVLINK. ld: drivers/net/ethernet/huawei/hinic/hinic_hw_dev.o: in function `mgmt_watchdog_timeout_event_handler': hinic_hw_dev.c:(.text+0x30a): undefined reference to `devlink_health_report' ld: drivers/net/ethernet/huawei/hinic/hinic_devlink.o: in function `hinic_fw_reporter_dump': hinic_devlink.c:(.text+0x1c): undefined reference to `devlink_fmsg_u32_pair_put' ld: drivers/net/ethernet/huawei/hinic/hinic_devlink.o: in function `hinic_fw_reporter_dump': hinic_devlink.c:(.text+0x126): undefined reference to `devlink_fmsg_binary_pair_put' ld: drivers/net/ethernet/huawei/hinic/hinic_devlink.o: in function `hinic_hw_reporter_dump': hinic_devlink.c:(.text+0x1ba): undefined reference to `devlink_fmsg_string_pair_put' ld: hinic_devlink.c:(.text+0x227): undefined reference to `devlink_fmsg_u8_pair_put' ld: drivers/net/ethernet/huawei/hinic/hinic_devlink.o: in function `hinic_devlink_alloc': hinic_devlink.c:(.text+0xaee): undefined reference to `devlink_alloc' ld: drivers/net/ethernet/huawei/hinic/hinic_devlink.o: in function `hinic_devlink_free': hinic_devlink.c:(.text+0xb04): undefined reference to `devlink_free' ld: drivers/net/ethernet/huawei/hinic/hinic_devlink.o: in function `hinic_devlink_register': hinic_devlink.c:(.text+0xb26): undefined reference to `devlink_register' ld: drivers/net/ethernet/huawei/hinic/hinic_devlink.o: in function `hinic_devlink_unregister': hinic_devlink.c:(.text+0xb46): undefined reference to `devlink_unregister' ld: drivers/net/ethernet/huawei/hinic/hinic_devlink.o: in function `hinic_health_reporters_create': hinic_devlink.c:(.text+0xb75): undefined reference to `devlink_health_reporter_create' ld: hinic_devlink.c:(.text+0xb95): undefined reference to `devlink_health_reporter_create' ld: hinic_devlink.c:(.text+0xbac): undefined reference to `devlink_health_reporter_destroy' ld: drivers/net/ethernet/huawei/hinic/hinic_devlink.o: in function `hinic_health_reporters_destroy': Fixes: 51ba902a16e6 ("net-next/hinic: Initialize hw interface") Signed-off-by: Randy Dunlap <rdunlap@infradead.org> Cc: Bin Luo <luobin9@huawei.com> Cc: "David S. Miller" <davem@davemloft.net> Cc: Jakub Kicinski <kuba@kernel.org> Cc: Aviad Krawczyk <aviad.krawczyk@huawei.com> Cc: Zhao Chen <zhaochen6@huawei.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2020-10-04net: stmmac: Modify configuration method of EEE timersVineetha G. Jaya Kumaran3-9/+28
Ethtool manual stated that the tx-timer is the "the amount of time the device should stay in idle mode prior to asserting its Tx LPI". The previous implementation for "ethtool --set-eee tx-timer" sets the LPI TW timer duration which is not correct. Hence, this patch fixes the "ethtool --set-eee tx-timer" to configure the EEE LPI timer. The LPI TW Timer will be using the defined default value instead of "ethtool --set-eee tx-timer" which follows the EEE LS timer implementation. Changelog V2 *Not removing/modifying the eee_timer. *EEE LPI timer can be configured through ethtool and also the eee_timer module param. *EEE TW Timer will be configured with default value only, not able to be configured through ethtool or module param. This follows the implementation of the EEE LS Timer. Fixes: d765955d2ae0 ("stmmac: add the Energy Efficient Ethernet support") Signed-off-by: Vineetha G. Jaya Kumaran <vineetha.g.jaya.kumaran@intel.com> Signed-off-by: Voon Weifeng <weifeng.voon@intel.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2020-10-03Merge tag 'for-linus-5.9b-rc8-tag' of ↵Linus Torvalds1-8/+21
git://git.kernel.org/pub/scm/linux/kernel/git/xen/tip Pull xen fix from Juergen Gross: "Fix a regression introduced in 5.9-rc3 which caused a system running as fully virtualized guest under Xen to crash when using legacy devices like a floppy" * tag 'for-linus-5.9b-rc8-tag' of git://git.kernel.org/pub/scm/linux/kernel/git/xen/tip: xen/events: don't use chip_data for legacy IRQs
2020-10-03Merge tag 'usb-5.9-rc8' of ↵Linus Torvalds4-52/+40
git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb Pull USB/PHY fixes from Greg KH: "Here are some small USB and PHY driver fixes for 5.9-rc8 The PHY driver fix resolves an issue found by Dan Carpenter for a memory leak. The USB fixes fall into two groups: - usb gadget fix from Bryan that is a fix for a previous security fix that showed up in in-the-wild testing - usb core driver matching bugfixes. This fixes a bug that has plagued the both the usbip driver and syzbot testing tools this -rc release cycle. All is now working properly so usbip connections will work, and syzbot can get back to fuzzing USB drivers properly. All have been in linux-next for a while with no reported issues" * tag 'usb-5.9-rc8' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb: usbcore/driver: Accommodate usbip usbcore/driver: Fix incorrect downcast usbcore/driver: Fix specific driver selection Revert "usbip: Implement a match function to fix usbip" USB: gadget: f_ncm: Fix NDP16 datagram validation phy: ti: am654: Fix a leak in serdes_am654_probe()
2020-10-03Merge branch 'i2c/for-current' of ↵Linus Torvalds3-0/+13
git://git.kernel.org/pub/scm/linux/kernel/git/wsa/linux Pull i2c fixes from Wolfram Sang: "Some more driver fixes for i2c" * 'i2c/for-current' of git://git.kernel.org/pub/scm/linux/kernel/git/wsa/linux: i2c: npcm7xx: Clear LAST bit after a failed transaction. i2c: cpm: Fix i2c_ram structure i2c: i801: Exclude device from suspend direct complete optimization
2020-10-03Merge branch 'for-linus' of ↵Linus Torvalds2-0/+9
git://git.kernel.org/pub/scm/linux/kernel/git/dtor/input Pull input fixes from Dmitry Torokhov: "A couple more driver quirks, now enabling newer trackpoints from Synaptics for real" * 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/dtor/input: Input: i8042 - add nopnp quirk for Acer Aspire 5 A515 Input: trackpoint - enable Synaptics trackpoints
2020-10-03genetlink: move to smaller ops wherever possibleJakub Kicinski8-24/+24
Bulk of the genetlink users can use smaller ops, move them. Signed-off-by: Jakub Kicinski <kuba@kernel.org> Reviewed-by: Johannes Berg <johannes@sipsolutions.net> Signed-off-by: David S. Miller <davem@davemloft.net>
2020-10-03genetlink: add small version of opsJakub Kicinski1-1/+1
We want to add maxattr and policy back to genl_ops, to enable dumping per command policy to user space. This, however, would cause bloat for all the families with global policies. Introduce smaller version of ops (half the size of genl_ops). Translate these smaller ops into a full blown struct before use in the core. v1: - use struct assignment - put a full copy of the op in struct genl_dumpit_info - s/light/small/ Signed-off-by: Jakub Kicinski <kuba@kernel.org> Reviewed-by: Johannes Berg <johannes@sipsolutions.net> Signed-off-by: David S. Miller <davem@davemloft.net>
2020-10-03dpaa2-eth: add support for devlink parser error drop trapsIoana Ciornei3-1/+385
Add support for the new group of devlink traps - PARSER_ERROR_DROPS. This consists of registering the array of parser error drops supported, controlling their action through the .trap_group_action_set() callback and reporting an erroneous skb received on the error queue appropriately. DPAA2 devices do not support controlling the action of independent parser error traps, thus the .trap_action_set() callback just returns an EOPNOTSUPP while .trap_group_action_set() actually notifies the hardware what it should do with a frame marked as having a header error. Signed-off-by: Ioana Ciornei <ioana.ciornei@nxp.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2020-10-03dpaa2-eth: add basic devlink supportIoana Ciornei4-1/+119
Add basic support in dpaa2-eth for devlink. For the moment, just register the device with devlink, add the corresponding devlink port and implement the .info_get() callback. Signed-off-by: Ioana Ciornei <ioana.ciornei@nxp.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2020-10-03ionic: add new bad firmware error codeShannon Nelson2-0/+3
If the new firmware image downladed for update is corrupted or is a bad format, the download process will report a status code specifically for that. Signed-off-by: Shannon Nelson <snelson@pensando.io> Signed-off-by: David S. Miller <davem@davemloft.net>
2020-10-03ionic: use lif ident for filter countShannon Nelson1-9/+10
Use the lif's ident information for the uc and mc filter counts rather than the ionic's version, to be sure we're getting the info that is specific to this lif. While we're thinking about it, add some missing error checking where we get the lif's identity information. Signed-off-by: Shannon Nelson <snelson@pensando.io> Signed-off-by: David S. Miller <davem@davemloft.net>
2020-10-03ionic: refill lif identity after fw_upShannon Nelson3-14/+22
After we do a fw upgrade and refill the ionic->ident.dev, we also need to update the other identity info. Since the lif identity needs to be updated each time the ionic identity is refreshed, we can pull it into ionic_identify(). The debugfs entry is moved so that it doesn't cause an error message when the data is refreshed after the fw upgrade. Signed-off-by: Shannon Nelson <snelson@pensando.io> Signed-off-by: David S. Miller <davem@davemloft.net>