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2019-01-21spi: spi-mem: Add devm_spi_mem_dirmap_{create,destroy}()Boris Brezillon
Since direct mapping descriptors usually the same lifetime as the SPI MEM device adding devm_ variants of the spi_mem_dirmap_{create,destroy}() should greatly simplify error/remove path of spi-mem drivers making use of the direct mapping API. Signed-off-by: Boris Brezillon <bbrezillon@kernel.org> Signed-off-by: Mark Brown <broonie@kernel.org>
2019-01-21libnvdimm/security: Require nvdimm_security_setup_events() to succeedDan Williams
The following warning: ACPI0012:00: security event setup failed: -19 ...is meant to capture exceptional failures of sysfs_get_dirent(), however it will also fail in the common case when security support is disabled. A few issues: 1/ A dev_warn() report for a common case is too chatty 2/ The setup of this notifier is generic, no need for it to be driven from the nfit driver, it can exist completely in the core. 3/ If it fails for any reason besides security support being disabled, that's fatal and should abort DIMM activation. Userspace may hang if it never gets overwrite notifications. 4/ The dirent needs to be released. Move the call to the core 'dimm' driver, make it conditional on security support being active, make it fatal for the exceptional case, add the missing sysfs_put() at device disable time. Fixes: 7d988097c546 ("...Add security DSM overwrite support") Reviewed-by: Dave Jiang <dave.jiang@intel.com> Signed-off-by: Dan Williams <dan.j.williams@intel.com>
2019-01-21media: soc_camera_platform: remove obsolete soc_camera test driverHans Verkuil
This is a test stub driver for soc_camera. Since soc_camera is being deprecated (and in fact, nobody is using it anymore) there's no sense in keeping this test driver. Signed-off-by: Hans Verkuil <hverkuil-cisco@xs4all.nl> Acked-by: Sakari Ailus <sakari.ailus@linux.intel.com> Signed-off-by: Mauro Carvalho Chehab <mchehab+samsung@kernel.org>
2019-01-21fs: common implementation of file typePhillip Potter
Many file systems use a copy&paste implementation of dirent to on-disk file type conversions. Create a common implementation to be used by file systems with some useful conversion helpers to reduce open coded file type conversions in file system code. Signed-off-by: Amir Goldstein <amir73il@gmail.com> Signed-off-by: Phillip Potter <phil@philpotter.co.uk> Signed-off-by: Jan Kara <jack@suse.cz>
2019-01-21sched/wake_q: Document wake_q_add()Peter Zijlstra
The only guarantee provided by wake_q_add() is that a wakeup will happen after it, it does _NOT_ guarantee the wakeup will be delayed until the matching wake_up_q(). If wake_q_add() fails the cmpxchg() a concurrent wakeup is pending and that can happen at any time after the cmpxchg(). This means we should not rely on the wakeup happening at wake_q_up(), but should be ready for wake_q_add() to issue the wakeup. The delay; if provided (most likely); should only result in more efficient behaviour. Reported-by: Yongji Xie <elohimes@gmail.com> Signed-off-by: Peter Zijlstra (Intel) <peterz@infradead.org> Cc: Davidlohr Bueso <dave@stgolabs.net> Cc: Linus Torvalds <torvalds@linux-foundation.org> Cc: Peter Zijlstra <peterz@infradead.org> Cc: Thomas Gleixner <tglx@linutronix.de> Cc: Waiman Long <longman@redhat.com> Cc: Will Deacon <will.deacon@arm.com> Signed-off-by: Ingo Molnar <mingo@kernel.org>
2019-01-21cpufreq: Replace open-coded << with BIT()Amit Kucheria
Minor clean-up to use BIT() and keep checkpatch happy. Clean up the comment formatting while we're at it to make it easier to read. Signed-off-by: Amit Kucheria <amit.kucheria@linaro.org> Reviewed-by: Stephen Boyd <swboyd@chromium.org> Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
2019-01-21perf/core: Add PERF_PMU_CAP_NO_EXCLUDE for exclusion incapable PMUsAndrew Murray
Many PMU drivers do not have the capability to exclude counting events that occur in specific contexts such as idle, kernel, guest, etc. These drivers indicate this by returning an error in their event_init upon testing the events attribute flags. This approach is error prone and often inconsistent. Let's instead allow PMU drivers to advertise their inability to exclude based on context via a new capability: PERF_PMU_CAP_NO_EXCLUDE. This allows the perf core to reject requests for exclusion events where there is no support in the PMU. Signed-off-by: Andrew Murray <andrew.murray@arm.com> Signed-off-by: Peter Zijlstra (Intel) <peterz@infradead.org> Cc: Arnaldo Carvalho de Melo <acme@kernel.org> Cc: Benjamin Herrenschmidt <benh@kernel.crashing.org> Cc: Borislav Petkov <bp@alien8.de> Cc: Ivan Kokshaysky <ink@jurassic.park.msu.ru> Cc: Linus Torvalds <torvalds@linux-foundation.org> Cc: Mark Rutland <mark.rutland@arm.com> Cc: Matt Turner <mattst88@gmail.com> Cc: Michael Ellerman <mpe@ellerman.id.au> Cc: Paul Mackerras <paulus@samba.org> Cc: Peter Zijlstra <peterz@infradead.org> Cc: Richard Henderson <rth@twiddle.net> Cc: Russell King <linux@armlinux.org.uk> Cc: Sascha Hauer <s.hauer@pengutronix.de> Cc: Shawn Guo <shawnguo@kernel.org> Cc: Thomas Gleixner <tglx@linutronix.de> Cc: Will Deacon <will.deacon@arm.com> Cc: linux-arm-kernel@lists.infradead.org Cc: linuxppc-dev@lists.ozlabs.org Cc: robin.murphy@arm.com Cc: suzuki.poulose@arm.com Link: https://lkml.kernel.org/r/1547128414-50693-4-git-send-email-andrew.murray@arm.com Signed-off-by: Ingo Molnar <mingo@kernel.org>
2019-01-21perf/core: Add function to test for event exclusion flagsAndrew Murray
Add a function that tests if any of the perf event exclusion flags are set on a given event. Signed-off-by: Andrew Murray <andrew.murray@arm.com> Signed-off-by: Peter Zijlstra (Intel) <peterz@infradead.org> Cc: Arnaldo Carvalho de Melo <acme@kernel.org> Cc: Benjamin Herrenschmidt <benh@kernel.crashing.org> Cc: Borislav Petkov <bp@alien8.de> Cc: Ivan Kokshaysky <ink@jurassic.park.msu.ru> Cc: Linus Torvalds <torvalds@linux-foundation.org> Cc: Mark Rutland <mark.rutland@arm.com> Cc: Matt Turner <mattst88@gmail.com> Cc: Michael Ellerman <mpe@ellerman.id.au> Cc: Paul Mackerras <paulus@samba.org> Cc: Peter Zijlstra <peterz@infradead.org> Cc: Richard Henderson <rth@twiddle.net> Cc: Russell King <linux@armlinux.org.uk> Cc: Sascha Hauer <s.hauer@pengutronix.de> Cc: Shawn Guo <shawnguo@kernel.org> Cc: Thomas Gleixner <tglx@linutronix.de> Cc: Will Deacon <will.deacon@arm.com> Cc: linux-arm-kernel@lists.infradead.org Cc: linuxppc-dev@lists.ozlabs.org Cc: robin.murphy@arm.com Cc: suzuki.poulose@arm.com Link: https://lkml.kernel.org/r/1547128414-50693-3-git-send-email-andrew.murray@arm.com Signed-off-by: Ingo Molnar <mingo@kernel.org>
2019-01-21Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/netLinus Torvalds
Pull networking fixes from David Miller: 1) Fix endless loop in nf_tables, from Phil Sutter. 2) Fix cross namespace ip6_gre tunnel hash list corruption, from Olivier Matz. 3) Don't be too strict in phy_start_aneg() otherwise we might not allow restarting auto negotiation. From Heiner Kallweit. 4) Fix various KMSAN uninitialized value cases in tipc, from Ying Xue. 5) Memory leak in act_tunnel_key, from Davide Caratti. 6) Handle chip errata of mv88e6390 PHY, from Andrew Lunn. 7) Remove linear SKB assumption in fou/fou6, from Eric Dumazet. 8) Missing udplite rehash callbacks, from Alexey Kodanev. 9) Log dirty pages properly in vhost, from Jason Wang. 10) Use consume_skb() in neigh_probe() as this is a normal free not a drop, from Yang Wei. Likewise in macvlan_process_broadcast(). 11) Missing device_del() in mdiobus_register() error paths, from Thomas Petazzoni. 12) Fix checksum handling of short packets in mlx5, from Cong Wang. * git://git.kernel.org/pub/scm/linux/kernel/git/davem/net: (96 commits) bpf: in __bpf_redirect_no_mac pull mac only if present virtio_net: bulk free tx skbs net: phy: phy driver features are mandatory isdn: avm: Fix string plus integer warning from Clang net/mlx5e: Fix cb_ident duplicate in indirect block register net/mlx5e: Fix wrong (zero) TX drop counter indication for representor net/mlx5e: Fix wrong error code return on FEC query failure net/mlx5e: Force CHECKSUM_UNNECESSARY for short ethernet frames tools: bpftool: Cleanup license mess bpf: fix inner map masking to prevent oob under speculation bpf: pull in pkt_sched.h header for tooling to fix bpftool build selftests: forwarding: Add a test case for externally learned FDB entries selftests: mlxsw: Test FDB offload indication mlxsw: spectrum_switchdev: Do not treat static FDB entries as sticky net: bridge: Mark FDB entries that were added by user as such mlxsw: spectrum_fid: Update dummy FID index mlxsw: pci: Return error on PCI reset timeout mlxsw: pci: Increase PCI SW reset timeout mlxsw: pci: Ring CQ's doorbell before RDQ's MAINTAINERS: update email addresses of liquidio driver maintainers ...
2019-01-20power: supply: isp1704: switch to gpiod APISebastian Reichel
This migrates isp1704 driver from old GPIO API to new descriptor based GPIO API and drops useless platform data as a side-effect. Migration is simple, since all mainline users are DT based and DT API does not change. Out of tree users of the platform data need to migrate to gpiod_lookup_table as described here: Documentation/driver-api/gpio/board.rst Reviewed-by: Linus Walleij <linus.walleij@linaro.org> Acked-by: Pavel Machek <pavel@ucw.cz> Signed-off-by: Sebastian Reichel <sebastian.reichel@collabora.com>
2019-01-21Merge tag 'for_linus' of git://git.kernel.org/pub/scm/linux/kernel/git/mst/vhostLinus Torvalds
Pull virtio/vhost fixes and cleanups from Michael Tsirkin: "Fixes and cleanups all over the place" * tag 'for_linus' of git://git.kernel.org/pub/scm/linux/kernel/git/mst/vhost: vhost/scsi: Use copy_to_iter() to send control queue response vhost: return EINVAL if iovecs size does not match the message size virtio-balloon: tweak config_changed implementation virtio: don't allocate vqs when names[i] = NULL virtio_pci: use queue idx instead of array idx to set up the vq virtio: document virtio_config_ops restrictions virtio: fix virtio_config_ops description
2019-01-21Merge tags 'compiler-attributes-for-linus-v5.0-rc3' and ↵Linus Torvalds
'clang-format-for-linus-v5.0-rc3' of git://github.com/ojeda/linux Pull misc clang fixes from Miguel Ojeda: - A fix for OPTIMIZER_HIDE_VAR from Michael S Tsirkin - Update clang-format with the latest for_each macro list from Jason Gunthorpe * tag 'compiler-attributes-for-linus-v5.0-rc3' of git://github.com/ojeda/linux: include/linux/compiler*.h: fix OPTIMIZER_HIDE_VAR * tag 'clang-format-for-linus-v5.0-rc3' of git://github.com/ojeda/linux: clang-format: Update .clang-format with the latest for_each macro list
2019-01-20Merge tag 'mips_fixes_5.0_2' of ↵Linus Torvalds
git://git.kernel.org/pub/scm/linux/kernel/git/mips/linux Pull MIPS fixes from Paul Burton: - Fix IPI handling for Lantiq SoCs, which was broken by changes made back in v4.12. - Enable OF/DT serial support in ath79_defconfig to give us working serial by default. - Fix 64b builds for the Jazz platform. - Set up a struct device for the BCM47xx SoC to allow BCM47xx drivers to perform DMA again following the major DMA mapping changes made in v4.19. - Disable MSI on Cavium Octeon systems when the pcie_disable command line parameter introduced in v3.3 is used, in order to avoid inadvetently accessing PCIe controller registers despite the command line. - Fix a build failure for Cavium Octeon kernels with kexec enabled, introduced in v4.20. - Fix a regression in the behaviour of semctl/shmctl/msgctl IPC syscalls for kernels including n32 support but not o32 support caused by some cleanup in v3.19. * tag 'mips_fixes_5.0_2' of git://git.kernel.org/pub/scm/linux/kernel/git/mips/linux: MIPS: OCTEON: fix kexec support mips: fix n32 compat_ipc_parse_version Disable MSI also when pcie-octeon.pcie_disable on MIPS: BCM47XX: Setup struct device for the SoC MIPS: jazz: fix 64bit build MIPS: ath79: Enable OF serial ports in the default config MIPS: lantiq: Use CP0_LEGACY_COMPARE_IRQ MIPS: lantiq: Fix IPI interrupt handling
2019-01-20Merge tag 'libnvdimm-fixes-5.0-rc3' of ↵Linus Torvalds
git://git.kernel.org/pub/scm/linux/kernel/git/nvdimm/nvdimm Pull libnvdimm fixes from Dan Williams: "A crash fix, a build warning fix, a miscellaneous small cleanups. In case anyone is looking for them, there was a regression caught by testing that caused two patches to be dropped from this update. Those patches have been reworked and will soak for another week / re-target 5.0-rc4. - Fix driver initialization crash due to the inability to report an 'error' state for a DIMM's security capability. - Build warning fix for little-endian ARM64 builds - Fix a potential race between the EDAC driver's usage of the NFIT SMBIOS id for a DIMM and the driver shutdown path. - A small collection of one-line benign cleanups for duplicate variable assignments, a duplicate header include and a mis-typed function argument" * tag 'libnvdimm-fixes-5.0-rc3' of git://git.kernel.org/pub/scm/linux/kernel/git/nvdimm/nvdimm: libnvdimm/security: Fix nvdimm_security_state() state request selection acpi/nfit: Remove duplicate set nd_set in acpi_nfit_init_interleave_set() acpi/nfit: Fix race accessing memdev in nfit_get_smbios_id() libnvdimm/dimm: Fix security capability detection for non-Intel NVDIMMs nfit: Mark some functions as __maybe_unused ACPI/nfit: delete the function to_acpi_nfit_desc ACPI/nfit: delete the redundant header file
2019-01-19net: netlink: add helper to retrieve NETLINK_F_STRICT_CHKJakub Kicinski
Dumps can read state of the NETLINK_F_STRICT_CHK flag from a field in the callback structure. For non-dump GET requests we need a way to access the state of that flag from a socket. Signed-off-by: Jakub Kicinski <jakub.kicinski@netronome.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2019-01-19net: phy: phy driver features are mandatoryCamelia Groza
Since phy driver features became a link_mode bitmap, phy drivers that don't have a list of features configured will cause the kernel to crash when probed. Prevent the phy driver from registering if the features field is missing. Fixes: 719655a14971 ("net: phy: Replace phy driver features u32 with link_mode bitmap") Reported-by: Scott Wood <oss@buserror.net> Signed-off-by: Camelia Groza <camelia.groza@nxp.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2019-01-18net: phy: remove phy_stop_interruptsHeiner Kallweit
Interrupts have been disabled in phy_stop() already. So we can remove phy_stop_interrupts() and free the interrupt in phy_disconnect() directly. Signed-off-by: Heiner Kallweit <hkallweit1@gmail.com> Reviewed-by: Andrew Lunn <andrew@lunn.ch> Signed-off-by: David S. Miller <davem@davemloft.net>
2019-01-18net: Fix usage of pskb_trim_rcsumRoss Lagerwall
In certain cases, pskb_trim_rcsum() may change skb pointers. Reinitialize header pointers afterwards to avoid potential use-after-frees. Add a note in the documentation of pskb_trim_rcsum(). Found by KASAN. Signed-off-by: Ross Lagerwall <ross.lagerwall@citrix.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2019-01-18net: phy: remove state PHY_CHANGELINKHeiner Kallweit
Since recent changes to the phylib state machine state PHY_CHANGELINK isn't used any longer. Therefore let's remove it. Signed-off-by: Heiner Kallweit <hkallweit1@gmail.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2019-01-18IB/core: Simplify rdma cgroup registrationParav Pandit
RDMA cgroup registration routine always returns success, so simplify function to be void and run clang formatter over whole CONFIG_CGROUP_RDMA art of core_priv.h. This reduces unwinding error path for regular registration and future net namespace change functionality for rdma device. Signed-off-by: Parav Pandit <parav@mellanox.com> Signed-off-by: Leon Romanovsky <leonro@mellanox.com> Acked-by: Tejun Heo <tj@kernel.org> Signed-off-by: Jason Gunthorpe <jgg@mellanox.com>
2019-01-18LSM: Make lsm_early_cred() and lsm_early_task() local functions.Tetsuo Handa
Since current->cred == current->real_cred when ordered_lsm_init() is called, and lsm_early_cred()/lsm_early_task() need to be called between the amount of required bytes is determined and module specific initialization function is called, we can move these calls from individual modules to ordered_lsm_init(). Signed-off-by: Tetsuo Handa <penguin-kernel@I-love.SAKURA.ne.jp> Acked-by: Casey Schaufler <casey@schaufler-ca.com> Signed-off-by: James Morris <james.morris@microsoft.com>
2019-01-19Merge tag 'fbdev-v5.0-rc3' of git://github.com/bzolnier/linuxLinus Torvalds
Pull fbdev fixes from Bartlomiej Zolnierkiewicz: - fix stack memory leak in omap2fb driver (Vlad Tsyrklevich) - fix OF node name handling v4.20 regression in offb driver (Rob Herring) - convert CONFIG_FB_LOGO_CENTER config option added in v5.0-rc1 into a kernel parameter (Peter Rosin) * tag 'fbdev-v5.0-rc3' of git://github.com/bzolnier/linux: fbdev: fbmem: convert CONFIG_FB_LOGO_CENTER into a cmd line option fbdev: offb: Fix OF node name handling omap2fb: Fix stack memory disclosure
2019-01-18driver core: move device->knode_class to device_privateWei Yang
As the description of struct device_private says, it stores data which is private to driver core. And it already has similar fields like: knode_parent, knode_driver, knode_driver and knode_bus. This look it is more proper to put knode_class together with those fields to make it private to driver core. This patch move device->knode_class to device_private to make it comply with code convention. Signed-off-by: Wei Yang <richardw.yang@linux.intel.com> Reviewed-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2019-01-18netfilter: conntrack: remove pkt_to_tuple callbackFlorian Westphal
GRE is now builtin, so we can handle it via direct call and remove the callback. Signed-off-by: Florian Westphal <fw@strlen.de> Signed-off-by: Pablo Neira Ayuso <pablo@netfilter.org>
2019-01-18netfilter: conntrack: gre: switch module to be built-inFlorian Westphal
This makes the last of the modular l4 trackers 'bool'. After this, all infrastructure to handle dynamic l4 protocol registration becomes obsolete and can be removed in followup patches. Old: 302824 net/netfilter/nf_conntrack.ko 21504 net/netfilter/nf_conntrack_proto_gre.ko New: 313728 net/netfilter/nf_conntrack.ko Old: text data bss dec hex filename 6281 1732 4 8017 1f51 nf_conntrack_proto_gre.ko 108356 20613 236 129205 1f8b5 nf_conntrack.ko New: 112095 21381 240 133716 20a54 nf_conntrack.ko The size increase is only temporary. Signed-off-by: Florian Westphal <fw@strlen.de> Signed-off-by: Pablo Neira Ayuso <pablo@netfilter.org>
2019-01-18netfilter: conntrack: gre: convert rwlock to rcuFlorian Westphal
We can use gre. Lock is only needed when a new expectation is added. In case a single spinlock proves to be problematic we can either add one per netns or use an array of locks combined with net_hash_mix() or similar to pick the 'correct' one. But given this is only needed for an expectation rather than per packet a single one should be ok. Signed-off-by: Florian Westphal <fw@strlen.de> Signed-off-by: Pablo Neira Ayuso <pablo@netfilter.org>
2019-01-18vt: refactor vc_ques to allow of other private sequences.Martin Hostettler
The vc_ques keeps track if a csi sequence is a private DEC control function beginning with '?'. Nowadays some private control functions begin with '>' and '='. Switch the code to instead use a new 3-bit vc_priv that allows for all private use parameter prefixes. Signed-off-by: Martin Hostettler <textshell@uchuujin.de> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2019-01-18drivers: usb :fsl: Remove USB Errata checking codeRan Wang
Remove USB errata checking code from driver. Applicability of erratum is retrieved by reading corresponding property in device tree. This property is written during device tree fixup. Besides, replace spaces with tabs to make code aligned. Signed-off-by: Ramneek Mehresh <ramneek.mehresh@nxp.com> Signed-off-by: Nikhil Badola <nikhil.badola@freescale.com> Signed-off-by: Yinbo Zhu <yinbo.zhu@nxp.com> Signed-off-by: Ran Wang <ran.wang_1@nxp.com> Acked-by: Alan Stern <stern@rowland.harvard.edu> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2019-01-18ipc: introduce ksys_ipc()/compat_ksys_ipc() for s390Arnd Bergmann
The sys_ipc() and compat_ksys_ipc() functions are meant to only be used from the system call table, not called by another function. Introduce ksys_*() interfaces for this purpose, as we have done for many other system calls. Link: https://lore.kernel.org/lkml/20190116131527.2071570-3-arnd@arndb.de Signed-off-by: Arnd Bergmann <arnd@arndb.de> Reviewed-by: Heiko Carstens <heiko.carstens@de.ibm.com> [heiko.carstens@de.ibm.com: compile fix for !CONFIG_COMPAT] Signed-off-by: Heiko Carstens <heiko.carstens@de.ibm.com> Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
2019-01-17qed: remove duplicated include from qed_if.hYueHaibing
Remove duplicated include. Signed-off-by: YueHaibing <yuehaibing@huawei.com> Acked-by: Denis Bolotin <dbolotin@marvell.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2019-01-17net: Add extack argument to ndo_fdb_add()Petr Machata
Drivers may not be able to support certain FDB entries, and an error code is insufficient to give clear hints as to the reasons of rejection. In order to make it possible to communicate the rejection reason, extend ndo_fdb_add() with an extack argument. Adapt the existing implementations of ndo_fdb_add() to take the parameter (and ignore it). Pass the extack parameter when invoking ndo_fdb_add() from rtnl_fdb_add(). Signed-off-by: Petr Machata <petrm@mellanox.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2019-01-18genirq: Fix the kerneldoc comment for struct irq_affinity_descJonathan Corbet
A recent commit added a new field but did not update the kerneldoc comment, leading to this build warning: ./include/linux/interrupt.h:268: warning: Function parameter or member 'is_managed' not described in 'irq_affinity_desc' Add the missing information, making the docs build 0.001% quieter. Fixes: c410abbbacb9 ("genirq/affinity: Add is_managed to struct irq_affinity_desc") Signed-off-by: Jonathan Corbet <corbet@lwn.net> Signed-off-by: Thomas Gleixner <tglx@linutronix.de> Cc: Dou Liyang <douliyangs@gmail.com> Link: https://lkml.kernel.org/r/20190108170432.59bae8a6@lwn.net
2019-01-17cpuidle: use BIT() for idle state flags and remove CPUIDLE_DRIVER_FLAGS_MASKYangtao Li
Use BIT() macro to do a small tidy-up. CPUIDLE_DRIVER_FLAGS_MASK is not used, so remove it. Signed-off-by: Yangtao Li <tiny.windzz@gmail.com> Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
2019-01-17net: phy: Add helpers to determine if PHY driver is genericFlorian Fainelli
We are already checking in phy_detach() that the PHY driver is of generic kind (1G or 10G) and we are going to make use of that in the SFP layer as well for 1000BaseT SFP modules, so expose helper functions to return that information. Signed-off-by: Florian Fainelli <f.fainelli@gmail.com> Reviewed-by: Andrew Lunn <andrew@lunn.ch> Signed-off-by: David S. Miller <davem@davemloft.net>
2019-01-17net: dsa: Include platform_data header fileFlorian Fainelli
b53 and mv88e6xxx support passing platform_data, and now that we have split the platform_data portion from the main net/dsa.h header file, include only the relevant parts. Signed-off-by: Florian Fainelli <f.fainelli@gmail.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2019-01-17net: dsa: Split platform data to header fileFlorian Fainelli
Instead of having net/dsa.h contain both the internal switch tree/driver structures, split the relevant platform_data parts into include/linux/platform_data/dsa.h and make that header be included by net/dsa.h in order not to break any setup. A subsequent set of patches will update code including net/dsa.h to include only the platform_data header. Signed-off-by: Florian Fainelli <f.fainelli@gmail.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2019-01-18Merge tag 'devicetree-fixes-for-5.0' of ↵Linus Torvalds
git://git.kernel.org/pub/scm/linux/kernel/git/robh/linux Pull Devicetree fixes from Rob Herring: - Remove now unused struct device_node.type pointer - Fix meson-axg reset header SPDX tag - Add missing of_node_put in of_graph_get_remote_port_parent - Fix several binding doc file references and typos * tag 'devicetree-fixes-for-5.0' of git://git.kernel.org/pub/scm/linux/kernel/git/robh/linux: dt-bindings: reset: meson-axg: fix SPDX license id dt-bindings: soc: qcom: Fix trivial language typos doc: gpio-mvebu: fix broken reference to cp110-system-controller0.txt file OF: properties: add missing of_node_put doc: bindings: fix bad reference to ARM CPU bindings dt-bindings: marvell,mmp2: fix typos in bindings doc of: Remove struct device_node.type pointer
2019-01-17kill kernfs_pin_sb()Al Viro
unused now and impossible to use safely anyway. Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
2019-01-17spi: ath79: Enable support for compile testAlban Bedel
To allow building this driver in compile test we need to remove all dependency on headers from arch/mips/include. To allow this we explicitly define all the registers locally instead of using ar71xx_regs.h and we move the platform data struct definition to include/linux/platform_data/spi-ath79.h. Signed-off-by: Alban Bedel <albeu@free.fr> Signed-off-by: Mark Brown <broonie@kernel.org>
2019-01-17XArray: Fix an arithmetic error in xa_is_errDan Carpenter
There is a math problem here which leads to a lot of static checker warnings for me: net/sunrpc/clnt.c:451 rpc_new_client() error: (-4096) too low for ERR_PTR Error values are from -1 to -4095 or from 0xffffffff to 0xfffff001 in hexadecimal. (I am assuming a 32 bit system for simplicity). We are using the lowest two bits to hold some internal XArray data so the error is shifted two spaces to the left. 0xfffff001 << 2 is 0xffffc004. And finally we want to check that BIT(1) is set so we add 2 which gives us 0xffffc006. In other words, we should be checking that "entry >= 0xffffc006", but the check is actually testing if "entry >= 0xffffc002". Fixes: 76b4e5299565 ("XArray: Permit storing 2-byte-aligned pointers") Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com> [Use xa_mk_internal() instead of changing the bracketing] Signed-off-by: Matthew Wilcox <willy@infradead.org>
2019-01-17dma-buf: Fix kerneldoc comment for struct dma_fence_arrayJonathan Corbet
The kerneldoc comment for struct dma_fence_array lacks a description of the "work" member, leading to this docs-build warning: ./include/linux/dma-fence-array.h:54: warning: Function parameter or member 'work' not described in 'dma_fence_array' Add a description and make the warning go away. Signed-off-by: Jonathan Corbet <corbet@lwn.net> Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch> Link: https://patchwork.freedesktop.org/patch/msgid/20190116153436.3b244cda@lwn.net
2019-01-17mtd: spi-nor: add opcodes for octal Read/Write commandsYogesh Narayan Gaur
- Add opcodes for octal I/O commands * Read : 1-1-8 and 1-8-8 protocol * Write : 1-1-8 and 1-8-8 protocol * opcodes for 4-byte address mode command - Entry of macros in _convert_3to4_xxx function - Add flag SPI_NOR_OCTAL_READ specifying flash support octal read commands. This flag is required for flashes which didn't provides support for auto detection of Octal mode capabilities i.e. not seems to support newer JESD216C standard. Signed-off-by: Vignesh R <vigneshr@ti.com> Signed-off-by: Yogesh Narayan Gaur <yogeshnarayan.gaur@nxp.com> Reviewed-by: Tudor Ambarus <tudor.ambarus@microchip.com> Signed-off-by: Boris Brezillon <bbrezillon@kernel.org>
2019-01-16net: phy: Add missing features to PHY driversAndrew Lunn
The bcm87xx and micrel driver has PHYs which are missing the .features value. Add them. The bcm87xx is a 10G FEC only PHY. Add the needed features definition of this PHY. Fixes: 719655a14971 ("net: phy: Replace phy driver features u32 with link_mode bitmap") Reported-by: Scott Wood <oss@buserror.net> Reported-by: Camelia Groza <camelia.groza@nxp.com> Signed-off-by: Andrew Lunn <andrew@lunn.ch> Signed-off-by: David S. Miller <davem@davemloft.net>
2019-01-16leds: Add helper for getting default pattern from Device TreeKrzysztof Kozlowski
Multiple LED triggers might need to access default pattern so add a helper for that. Signed-off-by: Krzysztof Kozlowski <krzk@kernel.org> Acked-by: Pavel Machek <pavel@ucw.cz> Signed-off-by: Jacek Anaszewski <jacek.anaszewski@gmail.com>
2019-01-16fbdev: fbmem: convert CONFIG_FB_LOGO_CENTER into a cmd line optionPeter Rosin
A command line option is much more flexible than a config option and the supporting code is small. Gets rid of #ifdefs in the code too... Suggested-by: Geert Uytterhoeven <geert@linux-m68k.org> Cc: Jonathan Corbet <corbet@lwn.net> Signed-off-by: Peter Rosin <peda@axentia.se> Signed-off-by: Bartlomiej Zolnierkiewicz <b.zolnierkie@samsung.com>
2019-01-16mfd: stpmic1: Add STPMIC1 driverPascal PAILLET-LME
STPMIC1 is a PMIC from STMicroelectronics. The STPMIC1 integrates 10 regulators, 3 power switches, a watchdog and an input for a power on key. Signed-off-by: Pascal Paillet <p.paillet@st.com> Signed-off-by: Lee Jones <lee.jones@linaro.org>
2019-01-16HID: core: simplify active collection trackingPhilipp Zabel
Manually tracking an active collection to set collection parents is not necessary, we just have to look one step back into the collection stack to find the correct parent. Signed-off-by: Philipp Zabel <philipp.zabel@gmail.com> Reviewed-by: Peter Hutterer <peter.hutterer@who-t.net> Signed-off-by: Benjamin Tissoires <benjamin.tissoires@redhat.com>
2019-01-16iommu: Introduce iotlb_sync_map callbackDmitry Osipenko
Introduce iotlb_sync_map() callback that is invoked in the end of iommu_map(). This new callback allows IOMMU drivers to avoid syncing after mapping of each contiguous chunk and sync only when the whole mapping is completed, optimizing performance of the mapping operation. Signed-off-by: Dmitry Osipenko <digetx@gmail.com> Reviewed-by: Robin Murphy <robin.murphy@arm.com> Reviewed-by: Thierry Reding <treding@nvidia.com> Signed-off-by: Joerg Roedel <jroedel@suse.de>
2019-01-16mfd: stmpe: Preparations for STMPE ADC driverStefan Agner
This prepares the MFD for the STMPE ADC driver. This commit introduces devicetree settings that are used by the ADC and adds an init function. Common ADC settings that are shared with the touchscreen driver can now reside in the overlying MFD. Signed-off-by: Stefan Agner <stefan@agner.ch> Signed-off-by: Max Krummenacher <max.krummenacher@toradex.com> Signed-off-by: Philippe Schenker <philippe.schenker@toradex.com> Signed-off-by: Lee Jones <lee.jones@linaro.org>
2019-01-16mfd: stmpe: Move ADC related defines to MFD headerPhilippe Schenker
Move defines that are ADC related to the header of the overlying MFD, so they can be used from multiple sub-devices. Signed-off-by: Philippe Schenker <philippe.schenker@toradex.com> Acked-by: Dmitry Torokhov <dmitry.torokhov@gmail.com> Signed-off-by: Lee Jones <lee.jones@linaro.org>