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2015-12-10include/uapi/linux/virtio_gpu.h: use __u8 from <linux/types.h>Mikko Rapeli
Kernel headers exported to userspace are should these types. Fixes userspace compilation error: error: unknown type name ‘uint8_t’ Signed-off-by: Mikko Rapeli <mikko.rapeli@iki.fi>
2015-12-10include/uapi/drm/qxl_drm.h: use __s32, __u32 and __u64 from linux/types.hMikko Rapeli
Fixes userspace compilation errors like: error: unknown type name ‘uint32_t’ Signed-off-by: Mikko Rapeli <mikko.rapeli@iki.fi>
2015-12-10include/uapi/drm/vmwgfx_drm.h: use __s32, __u32 and __u64 from linux/types.hMikko Rapeli
Fixes userspace compilation errors like: error: unknown type name ‘uint32_t’ Signed-off-by: Mikko Rapeli <mikko.rapeli@iki.fi>
2015-12-10via_drm.h: don't include non-existing via_drmclient.hMikko Rapeli
Fixes compiler error: drm/via_drm.h:36:27: fatal error: via_drmclient.h: No such file or directory Signed-off-by: Mikko Rapeli <mikko.rapeli@iki.fi>
2015-12-10radeon_drm.h: use __u32 and __u64 from linux/types.hMikko Rapeli
Fixes userspace compiler error: drm/radeon_drm.h:794:2: error: unknown type name ‘uint64_t’ Signed-off-by: Mikko Rapeli <mikko.rapeli@iki.fi>
2015-12-10nouveau_drm.h: use __u32 and __u64 from linux/types.hMikko Rapeli
Fixes userspace compilation errors like: drm/nouveau_drm.h:41:2: error: unknown type name ‘uint32_t’ Signed-off-by: Mikko Rapeli <mikko.rapeli@iki.fi>
2015-12-10exynos_drm.h: use __u64 from linux/types.hMikko Rapeli
Fixes userspace compilation error: drm/exynos_drm.h:30:2: error: unknown type name ‘uint64_t’ Signed-off-by: Mikko Rapeli <mikko.rapeli@iki.fi>
2015-12-10drm_mode.h: use __u32 and __u64 from linux/types.hMikko Rapeli
Fixes userspace compilation error: drm/drm_mode.h:472:2: error: unknown type name ‘uint32_t’ Signed-off-by: Mikko Rapeli <mikko.rapeli@iki.fi>
2015-12-10drm.h: use __kernel_size_t instead of size_tMikko Rapeli
Fall back to size_t for non Linux platforms. Fixes userspace compilation error: drm/drm.h:132:2: error: unknown type name ‘size_t’ Signed-off-by: Mikko Rapeli <mikko.rapeli@iki.fi>
2015-12-09Merge tag 'vfio-v4.4-rc5' of git://github.com/awilliam/linux-vfioLinus Torvalds
Pull VFIO fixes from Alex Williamson: - Various fixes for removing redundancy, const'ifying structs, avoiding stack usage, fixing WARN usage (Krzysztof Kozlowski, Julia Lawall, Kees Cook, Dan Carpenter) - Revert No-IOMMU mode as the intended user has not emerged (Alex Williamson) * tag 'vfio-v4.4-rc5' of git://github.com/awilliam/linux-vfio: Revert: "vfio: Include No-IOMMU mode" vfio: fix a warning message vfio: platform: remove needless stack usage vfio-pci: constify pci_error_handlers structures vfio: Drop owner assignment from platform_driver
2015-12-09netfilter: nf_tables: extend tracing infrastructureFlorian Westphal
nft monitor mode can then decode and display this trace data. Parts of LL/Network/Transport headers are provided as separate attributes. Otherwise, printing IP address data becomes virtually impossible for userspace since in the case of the netdev family we really don't want userspace to have to know all the possible link layer types and/or sizes just to display/print an ip address. We also don't want userspace to have to follow ipv6 header chains to get the s/dport info, the kernel already did this work for us. To avoid bloating nft_do_chain all data required for tracing is encapsulated in nft_traceinfo. The structure is initialized unconditionally(!) for each nft_do_chain invocation. This unconditionall call will be moved under a static key in a followup patch. With lots of help from Patrick McHardy and Pablo Neira. Signed-off-by: Florian Westphal <fw@strlen.de> Acked-by: Patrick McHardy <kaber@trash.net> Signed-off-by: Pablo Neira Ayuso <pablo@netfilter.org>
2015-12-09drm/i915: Add soft-pinning API for execbufferChris Wilson
Userspace can pass in an offset that it presumes the object is located at. The kernel will then do its utmost to fit the object into that location. The assumption is that userspace is handling its own object locations (for example along with full-ppgtt) and that the kernel will rarely have to make space for the user's requests. Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk> v2: Fixed incorrect eviction found by Michal Winiarski - fix suggested by Chris Wilson. Fixed incorrect error paths causing crash found by Michal Winiarski. (Not published externally) v3: Rebased because of trivial conflict in object_bind_to_vm. Fixed eviction to allow eviction of soft-pinned objects when another soft-pinned object used by a subsequent execbuffer overlaps reported by Michal Winiarski. (Not published externally) v4: Moved soft-pinned objects to the front of ordered_vmas so that they are pinned first after an address conflict happens to avoid repeated conflicts in rare cases (Suggested by Chris Wilson). Expanded comment on drm_i915_gem_exec_object2.offset to cover this new API. v5: Added I915_PARAM_HAS_EXEC_SOFTPIN parameter for detecting this capability (Kristian). Added check for multiple pinnings on eviction (Akash). Made sure buffers are not considered misplaced without the user specifying EXEC_OBJECT_SUPPORTS_48B_ADDRESS. User must assume responsibility for any addressing workarounds. Updated object2.offset field comment again to clarify NO_RELOC case (Chris). checkpatch cleanup. v6: Trivial rebase on latest drm-intel-nightly v7: Catch attempts to pin above the max virtual address size and return EINVAL (Tvrtko). Decouple EXEC_OBJECT_SUPPORTS_48B_ADDRESS and EXEC_OBJECT_PINNED flags, user must pass both flags in any attempt to pin something at an offset above 4GB (Chris, Daniel Vetter). Cc: Chris Wilson <chris@chris-wilson.co.uk> Cc: Akash Goel <akash.goel@intel.com> Cc: Vinay Belgaumkar <vinay.belgaumkar@intel.com> Cc: Michal Winiarski <michal.winiarski@intel.com> Cc: Zou Nanhai <nanhai.zou@intel.com> Cc: Kristian Høgsberg <hoegsberg@gmail.com> Cc: Tvrtko Ursulin <tvrtko.ursulin@linux.intel.com> Reviewed-by: Michel Thierry <michel.thierry@intel.com> Acked-by: PDT Signed-off-by: Thomas Daniel <thomas.daniel@intel.com> Signed-off-by: Tvrtko Ursulin <tvrtko.ursulin@intel.com> Link: http://patchwork.freedesktop.org/patch/msgid/1449575707-20933-1-git-send-email-thomas.daniel@intel.com
2015-12-08Revert "Merge branch 'vsock-virtio'"Stefan Hajnoczi
This reverts commit 0d76d6e8b2507983a2cae4c09880798079007421 and merge commit c402293bd76fbc93e52ef8c0947ab81eea3ae019, reversing changes made to c89359a42e2a49656451569c382eed63e781153c. The virtio-vsock device specification is not finalized yet. Michael Tsirkin voiced concerned about merging this code when the hardware interface (and possibly the userspace interface) could still change. Signed-off-by: Stefan Hajnoczi <stefanha@redhat.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2015-12-07drm/vc4: Add an interface for capturing the GPU state after a hang.Eric Anholt
This can be parsed with vc4-gpu-tools tools for trying to figure out what was going on. v2: Use __u32-style types. Signed-off-by: Eric Anholt <eric@anholt.net>
2015-12-07vfs: pull btrfs clone API to vfs layerChristoph Hellwig
The btrfs clone ioctls are now adopted by other file systems, with NFS and CIFS already having support for them, and XFS being under active development. To avoid growth of various slightly incompatible implementations, add one to the VFS. Note that clones are different from file copies in several ways: - they are atomic vs other writers - they support whole file clones - they support 64-bit legth clones - they do not allow partial success (aka short writes) - clones are expected to be a fast metadata operation Because of that it would be rather cumbersome to try to piggyback them on top of the recent clone_file_range infrastructure. The converse isn't true and the clone_file_range system call could try clone file range as a first attempt to copy, something that further patches will enable. Based on earlier work from Peng Tao. Signed-off-by: Christoph Hellwig <hch@lst.de> Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
2015-12-07drm/vc4: Add support for drawing 3D frames.Eric Anholt
The user submission is basically a pointer to a command list and a pointer to uniforms. We copy those in to the kernel, validate and relocate them, and store the result in a GPU BO which we queue for execution. v2: Drop support for NV shader recs (not necessary for GL), simplify vc4_use_bo(), improve bin flush/semaphore checks, use __u32 style types. Signed-off-by: Eric Anholt <eric@anholt.net>
2015-12-07drm/vc4: Add an API for creating GPU shaders in GEM BOs.Eric Anholt
Since we have no MMU, the kernel needs to validate that the submitted shader code won't make any accesses to memory that the user doesn't control, which involves banning some operations (general purpose DMA writes), and tracking where we need to write out pointers for other operations (texture sampling). Once it's validated, we return a GEM BO containing the shader, which doesn't allow mapping for write or exporting to other subsystems. v2: Use __u32-style types. Signed-off-by: Eric Anholt <eric@anholt.net>
2015-12-07drm/vc4: Add create and map BO ioctls.Eric Anholt
While there exist dumb APIs for creating and mapping BOs, one of the rules is that drivers doing 3D acceleration have to provide their own APIs for buffer allocation (besides, the pitch/height parameters of the dumb alloc don't really make sense for a lot of 3D allocations). v2: Use __u32-style types, use "drm.h" instead of <drm/drm.h>. Signed-off-by: Eric Anholt <eric@anholt.net>
2015-12-07Merge tag 'mac80211-next-for-davem-2015-12-07' of ↵David S. Miller
git://git.kernel.org/pub/scm/linux/kernel/git/jberg/mac80211-next Johannes Berg says: ==================== This pull request got a bit bigger than I wanted, due to needing to reshuffle and fix some bugs. I merged mac80211 to get the right base for some of these changes. * new mac80211 API for upcoming driver changes: EOSP handling, key iteration * scan abort changes allowing to cancel an ongoing scan * VHT IBSS 80+80 MHz support * re-enable full AP client state tracking after fixes * various small fixes (that weren't relevant for mac80211) * various cleanups ==================== Signed-off-by: David S. Miller <davem@davemloft.net>
2015-12-04Revert: "vfio: Include No-IOMMU mode"Alex Williamson
Revert commit 033291eccbdb ("vfio: Include No-IOMMU mode") due to lack of a user. This was originally intended to fill a need for the DPDK driver, but uptake has been slow so rather than support an unproven kernel interface revert it and revisit when userspace catches up. Signed-off-by: Alex Williamson <alex.williamson@redhat.com>
2015-12-04cfg80211: Add support for aborting an ongoing scanVidyullatha Kanchanapally
Implement new functionality for aborting an ongoing scan. Add NL80211_CMD_ABORT_SCAN to the nl80211 interface. After aborting the scan, driver shall provide the scan status by calling cfg80211_scan_done(). Reviewed-by: Jouni Malinen <jouni@qca.qualcomm.com> Signed-off-by: Vidyullatha Kanchanapally <vkanchan@qti.qualcomm.com> Signed-off-by: Sunil Dutt <usdutt@qti.qualcomm.com> [change command to take wdev instead of netdev so that it can be used on p2p-device scans] Signed-off-by: Johannes Berg <johannes.berg@intel.com>
2015-12-04nl80211: clarify NL80211_ATTR_SCHED_SCAN_DELAY usage with net-detectLuca Coelho
In this attribute's documentation, it was not clear whether the delay started counting when WoWLAN net-detect was enabled or when the system was suspended. The correct answer is that it starts when the system suspends (which is when, in practice, the scan is scheduled). Clarify that in the nl80211.h documentation. Suggested-by: Samuel Tan <samueltan@google.com> Signed-off-by: Luca Coelho <luciano.coelho@intel.com> Signed-off-by: Johannes Berg <johannes.berg@intel.com>
2015-12-04[media] use https://linuxtv.org for LinuxTV URLsMauro Carvalho Chehab
While https was always supported on linuxtv.org, only in Dec 3 2015 the website is using valid certificates. As we're planning to drop pure http support on some future, change all references at the media subsystem to point to the https URL instead. Signed-off-by: Mauro Carvalho Chehab <mchehab@osg.samsung.com>
2015-12-04drm, ipu-v3: use https://linuxtv.org for LinuxTV URLMauro Carvalho Chehab
While https was always supported on linuxtv.org, only in Dec 3 2015 the website is using valid certificates. As we're planning to drop pure http support on some future, change the references at DRM include and at the ipu-v3 driver to point to the https://linuxtv.org URL instead. Signed-off-by: Mauro Carvalho Chehab <mchehab@osg.samsung.com>
2015-12-03Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/netDavid S. Miller
Conflicts: drivers/net/ethernet/renesas/ravb_main.c kernel/bpf/syscall.c net/ipv4/ipmr.c All three conflicts were cases of overlapping changes. Signed-off-by: David S. Miller <davem@davemloft.net>
2015-12-03VSOCK: Introduce virtio-vsock-common.koAsias He
This module contains the common code and header files for the following virtio-vsock and virtio-vhost kernel modules. Signed-off-by: Asias He <asias@redhat.com> Signed-off-by: Stefan Hajnoczi <stefanha@redhat.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2015-12-03[media] UVC: Add support for ds4 depth cameraAviv Greenberg
Add support for Intel DS4 depth camera in uvc driver. This includes adding new uvc GUIDs for the new pixel formats, adding new V4L pixel format definition to user api headers, and updating the uvc driver GUID-to-4cc tables with the new formats. Change-Id: If240d95a7d4edc8dcc3e02d58cd8267a6bbf6fcb Tested-by: Greenberg, Aviv D <aviv.d.greenberg@intel.com> Signed-off-by: Aviv Greenberg <aviv.d.greenberg@intel.com> Signed-off-by: Sakari Ailus <sakari.ailus@linux.intel.com> Signed-off-by: Mauro Carvalho Chehab <mchehab@osg.samsung.com>
2015-12-01vfs: add copy_file_range syscall and vfs helperZach Brown
Add a copy_file_range() system call for offloading copies between regular files. This gives an interface to underlying layers of the storage stack which can copy without reading and writing all the data. There are a few candidates that should support copy offloading in the nearer term: - btrfs shares extent references with its clone ioctl - NFS has patches to add a COPY command which copies on the server - SCSI has a family of XCOPY commands which copy in the device This system call avoids the complexity of also accelerating the creation of the destination file by operating on an existing destination file descriptor, not a path. Currently the high level vfs entry point limits copy offloading to files on the same mount and super (and not in the same file). This can be relaxed if we get implementations which can copy between file systems safely. Signed-off-by: Zach Brown <zab@redhat.com> [Anna Schumaker: Change -EINVAL to -EBADF during file verification, Change flags parameter from int to unsigned int, Add function to include/linux/syscalls.h, Check copy len after file open mode, Don't forbid ranges inside the same file, Use rw_verify_area() to veriy ranges, Use file_out rather than file_in, Add COPY_FR_REFLINK flag] Signed-off-by: Anna Schumaker <Anna.Schumaker@Netapp.com> Reviewed-by: Christoph Hellwig <hch@lst.de> Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
2015-12-01Merge tag 'drm-intel-next-2015-11-20-merged' of ↵Dave Airlie
git://anongit.freedesktop.org/drm-intel into drm-next drm-intel-next-2015-11-20-rebased: 4 weeks because of my vacation, so a bit more: - final bits of the typesafe register mmio functions (Ville) - power domain fix for hdmi detection (Imre) - tons of fixes and improvements to the psr code (Rodrigo) - refactoring of the dp detection code (Ander) - complete rework of the dmc loader and dc5/dc6 handling (Imre, Patrik and others) - dp compliance improvements from Shubhangi Shrivastava - stop_machine hack from Chris to fix corruptions when updating GTT ptes on bsw - lots of fifo underrun fixes from Ville - big pile of fbc fixes and improvements from Paulo - fix fbdev failures paths (Tvrtko and Lukas Wunner) - dp link training refactoring (Ander) - interruptible prepare_plane for atomic (Maarten) - basic kabylake support (Deepak&Rodrigo) - don't leak ringspace on resets (Chris) drm-intel-next-2015-10-23: - 2nd attempt at atomic watermarks from Matt, but just prep for now - fixes all over * tag 'drm-intel-next-2015-11-20-merged' of git://anongit.freedesktop.org/drm-intel: (209 commits) drm/i915: Update DRIVER_DATE to 20151120 drm/i915: take a power domain reference while checking the HDMI live status drm/i915: take a power domain ref only when needed during HDMI detect drm/i915: Tear down fbdev if initialization fails async: export current_is_async() Revert "drm/i915: Initialize HWS page address after GPU reset" drm/i915: Fix oops caused by fbdev initialization failure drm/i915: Fix i915_ggtt_view_equal to handle rotation correctly drm/i915: Stuff rotation params into view union drm/i915: Drop return value from intel_fill_fb_ggtt_view drm/i915 : Fix to remove unnecsessary checks in postclose function. drm/i915: add MISSING_CASE to a few port/aux power domain helpers drm/i915/ddi: fix intel_display_port_aux_power_domain() after HDMI detect drm/i915: Remove platform specific *_dp_detect() functions drm/i915: Don't do edp panel detection in g4x_dp_detect() drm/i915: Send TP1 TP2/3 even when panel claims no NO_TRAIN_ON_EXIT. drm/i915: PSR: Don't Skip aux handshake on DP_PSR_NO_TRAIN_ON_EXIT. drm/i915: Reduce PSR re-activation time for VLV/CHV. drm/i915: Delay first PSR activation. drm/i915: Type safe register read/write ...
2015-11-25kvm/x86: Hyper-V kvm exitAndrey Smetanin
A new vcpu exit is introduced to notify the userspace of the changes in Hyper-V SynIC configuration triggered by guest writing to the corresponding MSRs. Changes v4: * exit into userspace only if guest writes into SynIC MSR's Changes v3: * added KVM_EXIT_HYPERV types and structs notes into docs Signed-off-by: Andrey Smetanin <asmetanin@virtuozzo.com> Reviewed-by: Roman Kagan <rkagan@virtuozzo.com> Signed-off-by: Denis V. Lunev <den@openvz.org> CC: Gleb Natapov <gleb@kernel.org> CC: Paolo Bonzini <pbonzini@redhat.com> CC: Roman Kagan <rkagan@virtuozzo.com> CC: Denis V. Lunev <den@openvz.org> CC: qemu-devel@nongnu.org Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
2015-11-25kvm/x86: Hyper-V synthetic interrupt controllerAndrey Smetanin
SynIC (synthetic interrupt controller) is a lapic extension, which is controlled via MSRs and maintains for each vCPU - 16 synthetic interrupt "lines" (SINT's); each can be configured to trigger a specific interrupt vector optionally with auto-EOI semantics - a message page in the guest memory with 16 256-byte per-SINT message slots - an event flag page in the guest memory with 16 2048-bit per-SINT event flag areas The host triggers a SINT whenever it delivers a new message to the corresponding slot or flips an event flag bit in the corresponding area. The guest informs the host that it can try delivering a message by explicitly asserting EOI in lapic or writing to End-Of-Message (EOM) MSR. The userspace (qemu) triggers interrupts and receives EOM notifications via irqfd with resampler; for that, a GSI is allocated for each configured SINT, and irq_routing api is extended to support GSI-SINT mapping. Changes v4: * added activation of SynIC by vcpu KVM_ENABLE_CAP * added per SynIC active flag * added deactivation of APICv upon SynIC activation Changes v3: * added KVM_CAP_HYPERV_SYNIC and KVM_IRQ_ROUTING_HV_SINT notes into docs Changes v2: * do not use posted interrupts for Hyper-V SynIC AutoEOI vectors * add Hyper-V SynIC vectors into EOI exit bitmap * Hyper-V SyniIC SINT msr write logic simplified Signed-off-by: Andrey Smetanin <asmetanin@virtuozzo.com> Reviewed-by: Roman Kagan <rkagan@virtuozzo.com> Signed-off-by: Denis V. Lunev <den@openvz.org> CC: Gleb Natapov <gleb@kernel.org> CC: Paolo Bonzini <pbonzini@redhat.com> CC: Roman Kagan <rkagan@virtuozzo.com> CC: Denis V. Lunev <den@openvz.org> CC: qemu-devel@nongnu.org Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
2015-11-25netfilter: nft_payload: add packet mangling supportPatrick McHardy
Add support for mangling packet payload. Checksum for the specified base header is updated automatically if requested, however no updates for any kind of pseudo headers are supported, meaning no stateless NAT is supported. For checksum updates different checksumming methods can be specified. The currently supported methods are NONE for no checksum updates, and INET for internet type checksums. Signed-off-by: Patrick McHardy <kaber@trash.net> Signed-off-by: Pablo Neira Ayuso <pablo@netfilter.org>
2015-11-23nfs: use btrfs ioctl defintions for cloneChristoph Hellwig
The NFS CLONE_RANGE defintion was wrong and thus never worked. Fix this by simply using the btrfs ioctl defintion. Signed-off-by: Christoph Hellwig <hch@lst.de> Signed-off-by: Trond Myklebust <trond.myklebust@primarydata.com>
2015-11-23net: ipmr: fix code and comment styleNikolay Aleksandrov
Trivial code and comment style fixes, also removed some extra newlines, spaces and tabs. Signed-off-by: Nikolay Aleksandrov <nikolay@cumulusnetworks.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2015-11-23netfilter: nf_ct_sctp: move ip_ct_sctp away from UAPIMarcelo Ricardo Leitner
ip_ct_sctp is an internal structure, embedded by the union nf_conntrack_proto to store sctp-specific information at conntrack entries. It has no business with UAPI. This patch moves it from UAPI to a saner place, together with similar structs for other protocols. Signed-off-by: Marcelo Ricardo Leitner <marcelo.leitner@gmail.com> Acked-by: Neil Horman <nhorman@tuxdriver.com> Signed-off-by: Pablo Neira Ayuso <pablo@netfilter.org>
2015-11-23netfilter: fix include files for compilationMikko Rapeli
Add missing header dependencies and other small changes so that each file compiles alone in userspace. Signed-off-by: Mikko Rapeli <mikko.rapeli@iki.fi> Signed-off-by: Pablo Neira Ayuso <pablo@netfilter.org>
2015-11-23netfilter: ebtables: use __u64 from linux/types.hMikko Rapeli
Fixes userspace compilation error: linux/netfilter_bridge/ebtables.h:38:2: error: unknown type name ‘uint64_t’ Signed-off-by: Mikko Rapeli <mikko.rapeli@iki.fi> Signed-off-by: Pablo Neira Ayuso <pablo@netfilter.org>
2015-11-23perf/x86: Add option to disable reading branch flags/cyclesAndi Kleen
With LBRv5 reading the extra LBR flags like mispredict, TSX, cycles is not free anymore, as it has moved to a separate MSR. For callstack mode we don't need any of this information; so we can avoid the unnecessary MSR read. Add flags to the perf interface where perf record can request not collecting this information. Add branch_sample_type flags for CYCLES and FLAGS. It's a bit unusual for branch_sample_types to be negative (disable), not positive (enable), but since the legacy ABI reported the flags we need some form of explicit disabling to avoid breaking the ABI. After we have the flags the x86 perf code can keep track if any users need the flags. If noone needs it the information is not collected. This cuts down the cost of LBR callstack on Skylake significantly. Profiling a kernel build with LBR call stack the average run time of the PMI handler drops by 43%. Signed-off-by: Andi Kleen <ak@linux.intel.com> Signed-off-by: Peter Zijlstra (Intel) <peterz@infradead.org> Cc: Arnaldo Carvalho de Melo <acme@redhat.com> Cc: Jiri Olsa <jolsa@redhat.com> Cc: Linus Torvalds <torvalds@linux-foundation.org> Cc: Mike Galbraith <efault@gmx.de> Cc: Peter Zijlstra <peterz@infradead.org> Cc: Stephane Eranian <eranian@google.com> Cc: Thomas Gleixner <tglx@linutronix.de> Cc: Vince Weaver <vincent.weaver@maine.edu> Cc: acme@kernel.org Cc: jolsa@kernel.org Link: http://lkml.kernel.org/r/1445366797-30894-2-git-send-email-andi@firstfloor.org Signed-off-by: Ingo Molnar <mingo@kernel.org>
2015-11-23Merge tag 'v4.4-rc2' into drm-intel-next-queuedDaniel Vetter
Linux 4.4-rc2 Backmerge to get at commit 1b0e3a049efe471c399674fd954500ce97438d30 Author: Imre Deak <imre.deak@intel.com> Date: Thu Nov 5 23:04:11 2015 +0200 drm/i915/skl: disable display side power well support for now so that we can proplery re-eanble skl power wells in -next. Conflicts are just adjacent lines changed, except for intel_fbdev.c where we need to interleave the changs. Nothing nefarious. Signed-off-by: Daniel Vetter <daniel.vetter@intel.com>
2015-11-19[media] uvcvideo: Enable UVC 1.5 device detectionLaurent Pinchart
UVC 1.5 devices report a bInterfaceProtocol value set to 1 in their interface descriptors. The uvcvideo driver only matches on bInterfaceProtocol 0, preventing those devices from being detected. More changes to the driver are needed for full UVC 1.5 compatibility. However, at least the UVC 1.5 Microsoft Surface Pro 3 cameras have been reported to work out of the box with the driver with an updated match table. Enable UVC 1.5 support in the match table to support the devices that can work with the current driver implementation. Devices that can't will fail, but that's hardly a regression as they're currently not detected at all anyway. Signed-off-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com> Signed-off-by: Mauro Carvalho Chehab <mchehab@osg.samsung.com>
2015-11-19[media] include/uapi/linux/dvb/video.h: remove stdint.h includeMikko Rapeli
Kernel headers should use linux/types.h instead. Signed-off-by: Mikko Rapeli <mikko.rapeli@iki.fi> Signed-off-by: Mauro Carvalho Chehab <mchehab@osg.samsung.com>
2015-11-18drm/i915: Make the high dword offset more explicit in i915_reg_read_ioctlVille Syrjälä
Store the upper dword of the register offset in the whitelist as well. This would allow it to read register where the two halves aren't sitting right next to each other, and it'll make it easier to make register access type safe. While at it change the register offsets to u32 from u64. Our register space isn't quite that big, yet :) v2: Use ldw/udw as the suffixes, and add a note about 64bit wide split regs (Chris) Cc: Chris Wilson <chris@chris-wilson.co.uk> Signed-off-by: Ville Syrjälä <ville.syrjala@linux.intel.com> Link: http://patchwork.freedesktop.org/patch/msgid/1446839021-18599-1-git-send-email-ville.syrjala@linux.intel.com Reviewed-by: Chris Wilson <chris@chris-wilson.co.uk>
2015-11-17[media] media/core: Replace ctrl_class with whichRicardo Ribalda
Replace the obsolete field ctrl_class with "which". Make sure it not used in future modules by commenting out the field with ifndef __KERNEL_ . The field cannot be simply removed because that would be change on the kenel API to the userspace (and we don't like that). Signed-off-by: Ricardo Ribalda Delgado <ricardo.ribalda@gmail.com> Signed-off-by: Hans Verkuil <hans.verkuil@cisco.com> Signed-off-by: Mauro Carvalho Chehab <mchehab@osg.samsung.com>
2015-11-17[media] videodev2.h: Extend struct v4l2_ext_controlsRicardo Ribalda
So it can be used to get the default value of a control. Without this change it is not possible to get the default value of array controls. Signed-off-by: Ricardo Ribalda Delgado <ricardo.ribalda@gmail.com> Signed-off-by: Hans Verkuil <hans.verkuil@cisco.com> Signed-off-by: Mauro Carvalho Chehab <mchehab@osg.samsung.com>
2015-11-17[media] include/media: move driver interface headers to a separate dirMauro Carvalho Chehab
Let's not mix headers used by the core with those headers that are needed by some driver-specific interface header. The headers used on drivers were manually moved using: mkdir include/media/drv-intf/ git mv include/media/cx2341x.h include/media/cx25840.h \ include/media/exynos-fimc.h include/media/msp3400.h \ include/media/s3c_camif.h include/media/saa7146.h \ include/media/saa7146_vv.h include/media/sh_mobile_ceu.h \ include/media/sh_mobile_csi2.h include/media/sh_vou.h \ include/media/si476x.h include/media/soc_mediabus.h \ include/media/tea575x.h include/media/drv-intf/ And the references for those headers were corrected using: MAIN_DIR="media/" PREV_DIR="media/" DIRS="drv-intf/" echo "Checking affected files" >&2 for i in $DIRS; do for j in $(find include/$MAIN_DIR/$i -type f -name '*.h'); do n=`basename $j` git grep -l $n done done|sort|uniq >files && ( echo "Handling files..." >&2; echo "for i in \$(cat files|grep -v Documentation); do cat \$i | \\"; ( cd include/$MAIN_DIR; for j in $DIRS; do for i in $(ls $j); do echo "perl -ne 's,(include [\\\"\\<])$PREV_DIR($i)([\\\"\\>]),\1$MAIN_DIR$j\2\3,; print \$_' |\\"; done; done; echo "cat > a && mv a \$i; done"; ); echo "Handling documentation..." >&2; echo "for i in MAINTAINERS \$(cat files); do cat \$i | \\"; ( cd include/$MAIN_DIR; for j in $DIRS; do for i in $(ls $j); do echo " perl -ne 's,include/$PREV_DIR($i)\b,include/$MAIN_DIR$j\1,; print \$_' |\\"; done; done; echo "cat > a && mv a \$i; done" ); ) >script && . ./script Signed-off-by: Mauro Carvalho Chehab <mchehab@osg.samsung.com> Acked-by: Arnd Bergmann <arnd@arndb.de>
2015-11-17[media] bz#75751: Move internal header file lirc.h to uapi/Alec Leamas
The file include/media/lirc.h describes a public interface and should thus be a public header. See kernel bug https://bugzilla.kernel.org/show_bug.cgi?id=75751 which has a manpage describing the interface + an acknowledgment that this info belongs to uapi. Signed-off-by: Mauro Carvalho Chehab <mchehab@osg.samsung.com>
2015-11-16cgroup: replace __DEVEL__sane_behavior with cgroup2 fs typeTejun Heo
With major controllers - cpu, memory and io - shaping up for the unified hierarchy, cgroup2 is about ready to be, gradually, released into the wild. Replace __DEVEL__sane_behavior flag which was used to select the unified hierarchy with a separate filesystem type "cgroup2" so that unified hierarchy can be mounted as follows. mount -t cgroup2 none $MOUNT_POINT The cgroup2 fs has its own magic number - 0x63677270 ("cgrp"). v2: Assign a different magic number to cgroup2 fs. Signed-off-by: Tejun Heo <tj@kernel.org> Acked-by: Li Zefan <lizefan@huawei.com> Cc: Johannes Weiner <hannes@cmpxchg.org>
2015-11-16ASoC: topology: ABI - Rename dai_elems to pcm_elems in manifestMengdong Lin
This field is the number of PCM objects (a pair of FE DAI and DAI link). Signed-off-by: Lin Mengdong <mengdong.lin@linux.intel.com> Signed-off-by: Mark Brown <broonie@kernel.org>
2015-11-15staging/rdma/hfi1: Clean up macro indentationMitko Haralanov
In preparation for implementing Expected TID caching we do some simple clean up of header file macros. Signed-off-by: Mitko Haralanov <mitko.haralanov@intel.com> Signed-off-by: Ira Weiny <ira.weiny@intel.com> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2015-11-13Merge tag 'vfio-v4.4-rc1' of git://github.com/awilliam/linux-vfioLinus Torvalds
Pull VFIO updates from Alex Williamson: - Use kernel interfaces for VPD emulation (Alex Williamson) - Platform fix for releasing IRQs (Eric Auger) - Type1 IOMMU always advertises PAGE_SIZE support when smaller mapping sizes are available (Eric Auger) - Platform fixes for incorrectly using copies of structures rather than pointers to structures (James Morse) - Rework platform reset modules, fix leak, and add AMD xgbe reset module (Eric Auger) - Fix vfio_device_get_from_name() return value (Joerg Roedel) - No-IOMMU interface (Alex Williamson) - Fix potential out of bounds array access in PCI config handling (Dan Carpenter) * tag 'vfio-v4.4-rc1' of git://github.com/awilliam/linux-vfio: vfio/pci: make an array larger vfio: Include No-IOMMU mode vfio: Fix bug in vfio_device_get_from_name() VFIO: platform: reset: AMD xgbe reset module vfio: platform: reset: calxedaxgmac: fix ioaddr leak vfio: platform: add dev_info on device reset vfio: platform: use list of registered reset function vfio: platform: add compat in vfio_platform_device vfio: platform: reset: calxedaxgmac: add reset function registration vfio: platform: introduce module_vfio_reset_handler macro vfio: platform: add capability to register a reset function vfio: platform: introduce vfio-platform-base module vfio/platform: store mapped memory in region, instead of an on-stack copy vfio/type1: handle case where IOMMU does not support PAGE_SIZE size VFIO: platform: clear IRQ_NOAUTOEN when de-assigning the IRQ vfio/pci: Use kernel VPD access functions vfio: Whitelist PCI bridges