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2018-10-16drm/radeon: change SPDX identifier to MITJonathan Gray1-1/+1
Commit b24413180f5600bcb3bb70fbed5cf186b60864bd added "SPDX-License-Identifier: GPL-2.0" to files which previously had no license, change this to MIT for radeon matching the license text of the other radeon files. Signed-off-by: Jonathan Gray <jsg@jsg.id.au> Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
2018-10-10list: introduce list_bulk_move_tail helperChristian König1-0/+23
Move all entries between @first and including @last before @head. This is useful for LRU lists where a whole block of entries should be moved to the end of the list. Used as a band aid in TTM, but better placed in the common list headers. Acked-by: Dave Airlie <airlied@redhat.com> Signed-off-by: Christian König <christian.koenig@amd.com> Reviewed-by: Huang Rui <ray.huang@amd.com> Reviewed-by: Junwei Zhang <Jerry.Zhang@amd.com> Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
2018-10-04BackMerge v4.19-rc6 into drm-nextDave Airlie9-15/+44
I have some pulls based on rc6, and I prefer to have an explicit backmerge. Signed-off-by: Dave Airlie <airlied@redhat.com>
2018-10-04Merge tag 'exynos-drm-next-for-v4.20' of ↵Dave Airlie1-0/+9
git://git.kernel.org/pub/scm/linux/kernel/git/daeinki/drm-exynos into drm-next Add out-bridge support - This patch series enables out-bridge for LVDS bridge device support, and also includes two cleanups and one relevant dt binding update for this. Add Samsung 16x16 tiled format support - This patch series adds Samsung 16x16 tiled format to scaler and gsc drivers. As for this, it adds Samsung specific format to drm_forcc.h header. For the git-pull request with relevant patches, I requested ack-by[1] to relevant maintainers but there was no any response. I'm pretty sure no problem to go to mainline though Exynos tree because the only user of it is Exynos. (airlied: this looked fine to me) [1] https://patchwork.freedesktop.org/patch/243921/ Add configurable plane alpha and pixel blend mode support - This patch series makes mixer driver to be configuragle for pixel blend mode and plane alpha, which also includes one fixup to set all default values correctly after reset. One cleanup - This patch replaces drm_atomic_helper_suspend/resume() with drm_mode_config_helper_suspend/resume() to remove exynos specific suspend_state. Signed-off-by: Dave Airlie <airlied@redhat.com> From: Inki Dae <inki.dae@samsung.com> Link: https://patchwork.freedesktop.org/patch/msgid/1538380891-24040-1-git-send-email-inki.dae@samsung.com
2018-10-04Merge branch 'vmwgfx-next' of git://people.freedesktop.org/~thomash/linux ↵Dave Airlie3-602/+18
into drm-next Mostly code reorganizations and optimizations for vmwgfx. - Move TTM code that's only used by vmwgfx to vmwgfx - Break out the vmwgfx buffer- and resource validation code to a separate source file - Get rid of a number of atomic operations during command buffer validation. From: Thomas Hellstrom <thellstrom@vmware.com> Link: https://patchwork.freedesktop.org/patch/msgid/20180928131157.2810-1-thellstrom@vmware.com
2018-09-29Merge tag 'spi-fix-v4.19-rc5' of ↵Greg Kroah-Hartman1-3/+4
https://git.kernel.org/pub/scm/linux/kernel/git/broonie/spi Mark writes: "spi: Fixes for v4.19 Quite a few fixes for the Renesas drivers in here, plus a fix for the Tegra driver and some documentation fixes for the recently added spi-mem code. The Tegra fix is relatively large but fairly straightforward and mechanical, it runs on probe so it's been reasonably well covered in -next testing." * tag 'spi-fix-v4.19-rc5' of https://git.kernel.org/pub/scm/linux/kernel/git/broonie/spi: spi: spi-mem: Move the DMA-able constraint doc to the kerneldoc header spi: spi-mem: Add missing description for data.nbytes field spi: rspi: Fix interrupted DMA transfers spi: rspi: Fix invalid SPI use during system suspend spi: sh-msiof: Fix handling of write value for SISTR register spi: sh-msiof: Fix invalid SPI use during system suspend spi: gpio: Fix copy-and-paste error spi: tegra20-slink: explicitly enable/disable clock
2018-09-29Merge tag 'regulator-v4.19-rc5' of ↵Greg Kroah-Hartman2-6/+33
https://git.kernel.org/pub/scm/linux/kernel/git/broonie/regulator Mark writes: "regulator: Fixes for 4.19 A collection of fairly minor bug fixes here, a couple of driver specific ones plus two core fixes. There's one fix for the new suspend state code which fixes some confusion with constant values that are supposed to indicate noop operation and another fixing a race condition with the creation of sysfs files on new regulators." * tag 'regulator-v4.19-rc5' of https://git.kernel.org/pub/scm/linux/kernel/git/broonie/regulator: regulator: fix crash caused by null driver data regulator: Fix 'do-nothing' value for regulators without suspend state regulator: da9063: fix DT probing with constraints regulator: bd71837: Disable voltage monitoring for LDO3/4
2018-09-28Merge tag 'drm-fixes-2018-09-28' of git://anongit.freedesktop.org/drm/drmGreg Kroah-Hartman1-1/+0
Dave writes: "drm fixes for 4.19-rc6 Looks like a pretty normal week for graphics, core: syncobj fix, panel link regression revert amd: suspend/resume fixes, EDID emulation fix mali-dp: NV12 writeback and vblank reset fixes etnaviv: DMA setup fix" * tag 'drm-fixes-2018-09-28' of git://anongit.freedesktop.org/drm/drm: drm/amd/display: Fix Edid emulation for linux drm/amd/display: Fix Vega10 lightup on S3 resume drm/amdgpu: Fix vce work queue was not cancelled when suspend Revert "drm/panel: Add device_link from panel device to DRM device" drm/syncobj: Don't leak fences when WAIT_FOR_SUBMIT is set drm/malidp: Fix writeback in NV12 drm: mali-dp: Call drm_crtc_vblank_reset on device init drm/etnaviv: add DMA configuration for etnaviv platform device
2018-09-28drm/ttm: Export ttm_bo_get_unless_zero()Thomas Hellstrom1-0/+18
Export ttm_bo_get_unless_zero() to be used when looking up buffer objects that are removed from the lookup structure in the destructor. Signed-off-by: Thomas Hellstrom <thellstrom@vmware.com> Reviewed-by: Sinclair Yeh <syeh@vmware.com> Reviewed-by: Christian König <christian.koenig@amd.com>
2018-09-28Merge branch 'drm-next-4.20' of git://people.freedesktop.org/~agd5f/linux ↵Dave Airlie2-4/+15
into drm-next More new features and fixes for 4.20: - Add dynamic powergating support for VCN on picasso - Scheduler cleanup - Vega20 support for KFD - DC cleanups and bug fixes Signed-off-by: Dave Airlie <airlied@redhat.com> From: Alex Deucher <alexdeucher@gmail.com> Link: https://patchwork.freedesktop.org/patch/msgid/20180927184348.2696-1-alexander.deucher@amd.com
2018-09-27Revert "drm/panel: Add device_link from panel device to DRM device"Linus Walleij1-1/+0
This reverts commit 0c08754b59da5557532d946599854e6df28edc22. commit 0c08754b59da ("drm/panel: Add device_link from panel device to DRM device") creates a circular dependency under these circumstances: 1. The panel depends on dsi-host because it is MIPI-DSI child device. 2. dsi-host depends on the drm parent device (connector->dev->dev) this should be allowed. 3. drm parent dev (connector->dev->dev) depends on the panel after this patch. This makes the dependency circular and while it appears it does not affect any in-tree drivers (they do not seem to have dsi hosts depending on the same parent device) this does not seem right. As noted in a response from Andrzej Hajda, the intent is likely to make the panel dependent on the DRM device (connector->dev) not its parent. But we have no way of doing that since the DRM device doesn't contain any struct device on its own (arguably it should). Revert this until a proper approach is figured out. Cc: Jyri Sarha <jsarha@ti.com> Cc: Eric Anholt <eric@anholt.net> Cc: Andrzej Hajda <a.hajda@samsung.com> Signed-off-by: Linus Walleij <linus.walleij@linaro.org> Signed-off-by: Sean Paul <seanpaul@chromium.org> Link: https://patchwork.freedesktop.org/patch/msgid/20180927124130.9102-1-linus.walleij@linaro.org
2018-09-27drm/scheduler: remove timeout work_struct from drm_sched_job (v3)Nayan Deshmukh1-3/+3
having a delayed work item per job is redundant as we only need one per scheduler to track the time out the currently executing job. v2: the first element of the ring mirror list is the currently executing job so we don't need a additional variable for it v3: squash in fixes for v3d and etnaviv Signed-off-by: Nayan Deshmukh <nayan26deshmukh@gmail.com> Suggested-by: Christian König <christian.koenig@amd.com> Reviewed-by: Christian König <christian.koenig@amd.com> Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
2018-09-27drm/ttm, drm/vmwgfx: Move the lock- and object functionality to the vmwgfx ↵Thomas Hellstrom2-602/+0
driver No other driver is using this functionality so move it out of TTM and into the vmwgfx driver. Update includes and remove exports. Also annotate to remove false static analyzer lock balance warnings. Signed-off-by: Thomas Hellstrom <thellstrom@vmware.com> Reviewed-by: Christian König <christian.koenig@amd.com>
2018-09-27Merge drm/drm-next into drm-misc-nextSean Paul49-176/+350
Backmerging 4.19-rc5 to pick up sun4i fix Signed-off-by: Sean Paul <seanpaul@chromium.org>
2018-09-27drm/amdkfd: Add wavefront context save state retrieval ioctlJay Cornwall1-1/+12
Wavefront context save data is of interest to userspace clients for debugging static wavefront state. The MQD contains two parameters required to parse the control stack and the control stack itself is kept in the MQD from gfx9 onwards. Add an ioctl to fetch the context save area and control stack offsets and to copy the control stack to a userspace address if it is kept in the MQD. Signed-off-by: Jay Cornwall <Jay.Cornwall@amd.com> Reviewed-by: Felix Kuehling <Felix.Kuehling@amd.com> Signed-off-by: Felix Kuehling <Felix.Kuehling@amd.com> Acked-by: Alex Deucher <alexander.deucher@amd.com> Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
2018-09-27BackMerge v4.19-rc5 into drm-nextDave Airlie35-117/+177
Sean Paul requested an -rc5 backmerge from some sun4i fixes. Signed-off-by: Dave Airlie <airlied@redhat.com>
2018-09-25erge tag 'libnvdimm-fixes-4.19-rc6' of ↵Greg Kroah-Hartman1-1/+1
git://git.kernel.org/pub/scm/linux/kernel/git/nvdimm/nvdimm Dan writes: "libnvdimm/dax for 4.19-rc6 * (2) fixes for the dax error handling updates that were merged for v4.19-rc1. My mails to Al have been bouncing recently, so I do not have his ack but the uaccess change is of the trivial / obviously correct variety. The address_space_operations fixes a regression. * A filesystem-dax fix to correct the zero page lookup to be compatible with non-x86 (mips and s390) architectures." * tag 'libnvdimm-fixes-4.19-rc6' of git://git.kernel.org/pub/scm/linux/kernel/git/nvdimm/nvdimm: device-dax: Add missing address_space_operations uaccess: Fix is_source param for check_copy_size() in copy_to_iter_mcsafe() filesystem-dax: Fix use of zero page
2018-09-25drm: move native byte order quirk to new drm_driver_legacy_fb_format functionGerd Hoffmann1-0/+2
Turns out we need the pixel format fixup not only for the addfb ioctl, but also for fbdev emulation code. Ideally we would place it in drm_mode_legacy_fb_format(). That would create alot of churn though, and most drivers don't care because they never ever run on a big endian platform. So add a new drm_driver_legacy_fb_format() function instead which looks at the mode_config->quirk_addfb_prefer_host_byte_order flag. Signed-off-by: Gerd Hoffmann <kraxel@redhat.com> Reviewed-by: Daniel Vetter <daniel.vetter@ffwll.ch> Link: http://patchwork.freedesktop.org/patch/msgid/20180921134704.12826-2-kraxel@redhat.com
2018-09-25Revert "uapi/linux/keyctl.h: don't use C++ reserved keyword as a struct ↵Lubomir Rintel1-1/+1
member name" This changes UAPI, breaking iwd and libell: ell/key.c: In function 'kernel_dh_compute': ell/key.c:205:38: error: 'struct keyctl_dh_params' has no member named 'private'; did you mean 'dh_private'? struct keyctl_dh_params params = { .private = private, ^~~~~~~ dh_private This reverts commit 8a2336e549d385bb0b46880435b411df8d8200e8. Fixes: 8a2336e549d3 ("uapi/linux/keyctl.h: don't use C++ reserved keyword as a struct member name") Signed-off-by: Lubomir Rintel <lkundrak@v3.sk> Signed-off-by: David Howells <dhowells@redhat.com> cc: Randy Dunlap <rdunlap@infradead.org> cc: Mat Martineau <mathew.j.martineau@linux.intel.com> cc: Stephan Mueller <smueller@chronox.de> cc: James Morris <jmorris@namei.org> cc: "Serge E. Hallyn" <serge@hallyn.com> cc: Mat Martineau <mathew.j.martineau@linux.intel.com> cc: Andrew Morton <akpm@linux-foundation.org> cc: Linus Torvalds <torvalds@linux-foundation.org> cc: <stable@vger.kernel.org> Signed-off-by: James Morris <james.morris@microsoft.com> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2018-09-25Merge gitolite.kernel.org:/pub/scm/linux/kernel/git/davem/netGreg Kroah-Hartman3-3/+5
Dave writes: "Networking fixes: 1) Fix multiqueue handling of coalesce timer in stmmac, from Jose Abreu. 2) Fix memory corruption in NFC, from Suren Baghdasaryan. 3) Don't write reserved bits in ravb driver, from Kazuya Mizuguchi. 4) SMC bug fixes from Karsten Graul, YueHaibing, and Ursula Braun. 5) Fix TX done race in mvpp2, from Antoine Tenart. 6) ipv6 metrics leak, from Wei Wang. 7) Adjust firmware version requirements in mlxsw, from Petr Machata. 8) Fix autonegotiation on resume in r8169, from Heiner Kallweit. 9) Fixed missing entries when dumping /proc/net/if_inet6, from Jeff Barnhill. 10) Fix double free in devlink, from Dan Carpenter. 11) Fix ethtool regression from UFO feature removal, from Maciej Żenczykowski. 12) Fix drivers that have a ndo_poll_controller() that captures the cpu entirely on loaded hosts by trying to drain all rx and tx queues, from Eric Dumazet. 13) Fix memory corruption with jumbo frames in aquantia driver, from Friedemann Gerold." * gitolite.kernel.org:/pub/scm/linux/kernel/git/davem/net: (79 commits) net: mvneta: fix the remaining Rx descriptor unmapping issues ip_tunnel: be careful when accessing the inner header mpls: allow routes on ip6gre devices net: aquantia: memory corruption on jumbo frames tun: remove ndo_poll_controller nfp: remove ndo_poll_controller bnxt: remove ndo_poll_controller bnx2x: remove ndo_poll_controller mlx5: remove ndo_poll_controller mlx4: remove ndo_poll_controller i40evf: remove ndo_poll_controller ice: remove ndo_poll_controller igb: remove ndo_poll_controller ixgb: remove ndo_poll_controller fm10k: remove ndo_poll_controller ixgbevf: remove ndo_poll_controller ixgbe: remove ndo_poll_controller bonding: use netpoll_poll_dev() helper netpoll: make ndo_poll_controller() optional rds: Fix build regression. ...
2018-09-24netpoll: make ndo_poll_controller() optionalEric Dumazet1-2/+3
As diagnosed by Song Liu, ndo_poll_controller() can be very dangerous on loaded hosts, since the cpu calling ndo_poll_controller() might steal all NAPI contexts (for all RX/TX queues of the NIC). This capture can last for unlimited amount of time, since one cpu is generally not able to drain all the queues under load. It seems that all networking drivers that do use NAPI for their TX completions, should not provide a ndo_poll_controller(). NAPI drivers have netpoll support already handled in core networking stack, since netpoll_poll_dev() uses poll_napi(dev) to iterate through registered NAPI contexts for a device. This patch allows netpoll_poll_dev() to process NAPI contexts even for drivers not providing ndo_poll_controller(), allowing for following patches in NAPI drivers. Also we export netpoll_poll_dev() so that it can be called by bonding/team drivers in following patches. Reported-by: Song Liu <songliubraving@fb.com> Signed-off-by: Eric Dumazet <edumazet@google.com> Tested-by: Song Liu <songliubraving@fb.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2018-09-23Merge tag 'mfd-fixes-4.19' of ↵Greg Kroah-Hartman1-7/+9
git://git.kernel.org/pub/scm/linux/kernel/git/lee/mfd Lee writes: "MFD fixes for v4.19 - Fix Dialog DA9063 regulator constraints issue causing failure in probe - Fix OMAP Device Tree compatible strings to match DT" * tag 'mfd-fixes-4.19' of git://git.kernel.org/pub/scm/linux/kernel/git/lee/mfd: mfd: omap-usb-host: Fix dts probe of children mfd: da9063: Fix DT probing with constraints
2018-09-23Merge tag 'for-linus-20180922' of git://git.kernel.dk/linux-blockGreg Kroah-Hartman1-1/+4
Jens writes: "Just a single fix in this pull request, fixing a regression in /proc/diskstats caused by the unification of timestamps." * tag 'for-linus-20180922' of git://git.kernel.dk/linux-block: block: use nanosecond resolution for iostat
2018-09-22block: use nanosecond resolution for iostatOmar Sandoval1-1/+4
Klaus Kusche reported that the I/O busy time in /proc/diskstats was not updating properly on 4.18. This is because we started using ktime to track elapsed time, and we convert nanoseconds to jiffies when we update the partition counter. However, this gets rounded down, so any I/Os that take less than a jiffy are not accounted for. Previously in this case, the value of jiffies would sometimes increment while we were doing I/O, so at least some I/Os were accounted for. Let's convert the stats to use nanoseconds internally. We still report milliseconds as before, now more accurately than ever. The value is still truncated to 32 bits for backwards compatibility. Fixes: 522a777566f5 ("block: consolidate struct request timestamp fields") Cc: stable@vger.kernel.org Reported-by: Klaus Kusche <klaus.kusche@computerix.info> Signed-off-by: Omar Sandoval <osandov@fb.com> Signed-off-by: Jens Axboe <axboe@kernel.dk>
2018-09-21Merge tag 'for-linus' of git://git.kernel.org/pub/scm/virt/kvm/kvmGreg Kroah-Hartman2-2/+1
Paolo writes: "It's mostly small bugfixes and cleanups, mostly around x86 nested virtualization. One important change, not related to nested virtualization, is that the ability for the guest kernel to trap CPUID instructions (in Linux that's the ARCH_SET_CPUID arch_prctl) is now masked by default. This is because the feature is detected through an MSR; a very bad idea that Intel seems to like more and more. Some applications choke if the other fields of that MSR are not initialized as on real hardware, hence we have to disable the whole MSR by default, as was the case before Linux 4.12." * tag 'for-linus' of git://git.kernel.org/pub/scm/virt/kvm/kvm: (23 commits) KVM: nVMX: Fix bad cleanup on error of get/set nested state IOCTLs kvm: selftests: Add platform_info_test KVM: x86: Control guest reads of MSR_PLATFORM_INFO KVM: x86: Turbo bits in MSR_PLATFORM_INFO nVMX x86: Check VPID value on vmentry of L2 guests nVMX x86: check posted-interrupt descriptor addresss on vmentry of L2 KVM: nVMX: Wake blocked vCPU in guest-mode if pending interrupt in virtual APICv KVM: VMX: check nested state and CR4.VMXE against SMM kvm: x86: make kvm_{load|put}_guest_fpu() static x86/hyper-v: rename ipi_arg_{ex,non_ex} structures KVM: VMX: use preemption timer to force immediate VMExit KVM: VMX: modify preemption timer bit only when arming timer KVM: VMX: immediately mark preemption timer expired only for zero value KVM: SVM: Switch to bitmap_zalloc() KVM/MMU: Fix comment in walk_shadow_page_lockless_end() kvm: selftests: use -pthread instead of -lpthread KVM: x86: don't reset root in kvm_mmu_setup() kvm: mmu: Don't read PDPTEs when paging is not enabled x86/kvm/lapic: always disable MMIO interface in x2APIC mode KVM: s390: Make huge pages unavailable in ucontrol VMs ...
2018-09-21Merge tag 'drm-fixes-2018-09-21' of git://anongit.freedesktop.org/drm/drmGreg Kroah-Hartman1-1/+1
David writes: "drm fixes for 4.19-rc5: - core: fix debugfs for atomic, fix the check for atomic for non-modesetting drivers - amdgpu: adds a new PCI id, some kfd fixes and a sdma fix - i915: a bunch of GVT fixes. - vc4: scaling fix - vmwgfx: modesetting fixes and a old buffer eviction fix - udl: framebuffer destruction fix - sun4i: disable on R40 fix until next kernel - pl111: NULL termination on table fix" * tag 'drm-fixes-2018-09-21' of git://anongit.freedesktop.org/drm/drm: (21 commits) drm/amdkfd: Fix ATS capablity was not reported correctly on some APUs drm/amdkfd: Change the control stack MTYPE from UC to NC on GFX9 drm/amdgpu: Fix SDMA HQD destroy error on gfx_v7 drm/vmwgfx: Fix buffer object eviction drm/vmwgfx: Don't impose STDU limits on framebuffer size drm/vmwgfx: limit mode size for all display unit to texture_max drm/vmwgfx: limit screen size to stdu_max during check_modeset drm/vmwgfx: don't check for old_crtc_state enable status drm/amdgpu: add new polaris pci id drm: sun4i: drop second PLL from A64 HDMI PHY drm: fix drm_drv_uses_atomic_modeset on non modesetting drivers. drm/i915/gvt: clear ggtt entries when destroy vgpu drm/i915/gvt: request srcu_read_lock before checking if one gfn is valid drm/i915/gvt: Add GEN9_CLKGATE_DIS_4 to default BXT mmio handler drm/i915/gvt: Init PHY related registers for BXT drm/atomic: Use drm_drv_uses_atomic_modeset() for debugfs creation drm/fb-helper: Remove set but not used variable 'connector_funcs' drm: udl: Destroy framebuffer only if it was initialized drm/sun4i: Remove R40 display pipeline compatibles drm/pl111: Make sure of_device_id tables are NULL terminated ...
2018-09-21Merge branch 'drm-next-4.20' of git://people.freedesktop.org/~agd5f/linux ↵Dave Airlie4-13/+75
into drm-next This is a new pull for drm-next on top of last weeks with the following changes: - Fixed 64 bit divide - Fixed vram type on vega20 - Misc vega20 fixes - Misc DC fixes - Fix GDS/GWS/OA domain handling Previous changes from last week: amdgpu/kfd: - Picasso (new APU) support - Raven2 (new APU) support - Vega20 enablement - ACP powergating improvements - Add ABGR/XBGR display support - VCN JPEG engine support - Initial xGMI support - Use load balancing for engine scheduling - Lots of new documentation - Rework and clean up i2c and aux handling in DC - Add DP YCbCr 4:2:0 support in DC - Add DMCU firmware loading for Raven (used for ABM and PSR) - New debugfs features in DC - LVDS support in DC - Implement wave kill for gfx/compute (light weight reset for shaders) - Use AGP aperture to avoid gart mappings when possible - GPUVM performance improvements - Bulk moves for more efficient GPUVM LRU handling - Merge amdgpu and amdkfd into one module - Enable gfxoff and stutter mode on Raven - Misc cleanups Scheduler: - Load balancing support - Bug fixes ttm: - Bulk move functionality - Bug fixes radeon: - Misc cleanups Signed-off-by: Dave Airlie <airlied@redhat.com> From: Alex Deucher <alexdeucher@gmail.com> Link: https://patchwork.freedesktop.org/patch/msgid/20180920150438.12693-1-alexander.deucher@amd.com
2018-09-20spi: spi-mem: Move the DMA-able constraint doc to the kerneldoc headerBoris Brezillon1-3/+2
We'd better have that documented in the kerneldoc header, so that it's exposed to the doc generated by Sphinx. Signed-off-by: Boris Brezillon <boris.brezillon@bootlin.com> Signed-off-by: Mark Brown <broonie@kernel.org>
2018-09-20spi: spi-mem: Add missing description for data.nbytes fieldBoris Brezillon1-0/+2
Add a description for spi_mem_op.data.nbytes to the kerneldoc header. Fixes: c36ff266dc82 ("spi: Extend the core to ease integration of SPI memory controllers") Signed-off-by: Boris Brezillon <boris.brezillon@bootlin.com> Signed-off-by: Mark Brown <broonie@kernel.org>
2018-09-20Compiler Attributes: naked can be sharedMiguel Ojeda2-8/+8
The naked attribute is supported by at least gcc >= 4.6 (for ARM, which is the only current user), gcc >= 8 (for x86), clang >= 3.1 and icc >= 13. See https://godbolt.org/z/350Dyc Therefore, move it out of compiler-gcc.h so that the definition is shared by all compilers. This also fixes Clang support for ARM32 --- 815f0ddb346c ("include/linux/compiler*.h: make compiler-*.h mutually exclusive"). Fixes: 815f0ddb346c ("include/linux/compiler*.h: make compiler-*.h mutually exclusive") Cc: Rasmus Villemoes <linux@rasmusvillemoes.dk> Cc: Eli Friedman <efriedma@codeaurora.org> Cc: Christopher Li <sparse@chrisli.org> Cc: Kees Cook <keescook@chromium.org> Cc: Ingo Molnar <mingo@kernel.org> Cc: Geert Uytterhoeven <geert@linux-m68k.org> Cc: Greg Kroah-Hartman <gregkh@linuxfoundation.org> Cc: Masahiro Yamada <yamada.masahiro@socionext.com> Cc: Joe Perches <joe@perches.com> Cc: Dominique Martinet <asmadeus@codewreck.org> Cc: Linus Torvalds <torvalds@linux-foundation.org> Cc: linux-sparse@vger.kernel.org Suggested-by: Arnd Bergmann <arnd@arndb.de> Tested-by: Stefan Agner <stefan@agner.ch> Reviewed-by: Stefan Agner <stefan@agner.ch> Reviewed-by: Luc Van Oostenryck <luc.vanoostenryck@gmail.com> Reviewed-by: Nick Desaulniers <ndesaulniers@google.com> Signed-off-by: Miguel Ojeda <miguel.ojeda.sandonis@gmail.com> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2018-09-20Compiler Attributes: naked was fixed in gcc 4.6Miguel Ojeda1-7/+1
Commit 9c695203a7dd ("compiler-gcc.h: gcc-4.5 needs noclone and noinline on __naked functions") added noinline and noclone as a workaround for a gcc 4.5 bug, which was resolved in 4.6.0. Since now the minimum gcc supported version is 4.6, we can clean it up. See https://gcc.gnu.org/bugzilla/show_bug.cgi?id=44290 and https://godbolt.org/z/h6NMIL Fixes: 815f0ddb346c ("include/linux/compiler*.h: make compiler-*.h mutually exclusive") Cc: Rasmus Villemoes <linux@rasmusvillemoes.dk> Cc: Eli Friedman <efriedma@codeaurora.org> Cc: Christopher Li <sparse@chrisli.org> Cc: Kees Cook <keescook@chromium.org> Cc: Ingo Molnar <mingo@kernel.org> Cc: Geert Uytterhoeven <geert@linux-m68k.org> Cc: Arnd Bergmann <arnd@arndb.de> Cc: Greg Kroah-Hartman <gregkh@linuxfoundation.org> Cc: Masahiro Yamada <yamada.masahiro@socionext.com> Cc: Joe Perches <joe@perches.com> Cc: Dominique Martinet <asmadeus@codewreck.org> Cc: Linus Torvalds <torvalds@linux-foundation.org> Cc: linux-sparse@vger.kernel.org Tested-by: Stefan Agner <stefan@agner.ch> Reviewed-by: Stefan Agner <stefan@agner.ch> Reviewed-by: Luc Van Oostenryck <luc.vanoostenryck@gmail.com> Reviewed-by: Nick Desaulniers <ndesaulniers@google.com> Signed-off-by: Miguel Ojeda <miguel.ojeda.sandonis@gmail.com> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2018-09-20drm: drm_fourcc: add Samsung 16x16 tile formatAndrzej Pietrasiewicz1-0/+9
Add modifier for tiled formats used by graphics modules found in Samsung Exynos5250/542x/5433 SoCs. This is a simple tiled layout using tiles of 16x16 pixels in a row-major layout. Signed-off-by: Andrzej Pietrasiewicz <andrzej.p@samsung.com> Signed-off-by: Marek Szyprowski <m.szyprowski@samsung.com> Signed-off-by: Inki Dae <inki.dae@samsung.com>
2018-09-20Merge tag 'sound-4.19-rc5' of ↵Greg Kroah-Hartman4-52/+59
git://git.kernel.org/pub/scm/linux/kernel/git/tiwai/sound Takashi writes: "sound fixes for 4.19-rc5 here comes a collection of various fixes, mostly for stable-tree or regression fixes. Two relatively high LOCs are about the (rather simple) conversion of uapi integer types in topology API, and a regression fix about HDMI hotplug notification on AMD HD-audio. The rest are all small individual fixes like ASoC Intel Skylake race condition, minor uninitialized page leak in emu10k1 ioctl, Firewire audio error paths, and so on." * tag 'sound-4.19-rc5' of git://git.kernel.org/pub/scm/linux/kernel/git/tiwai/sound: (33 commits) ALSA: fireworks: fix memory leak of response buffer at error path ALSA: oxfw: fix memory leak of discovered stream formats at error path ALSA: oxfw: fix memory leak for model-dependent data at error path ALSA: bebob: fix memory leak for M-Audio FW1814 and ProjectMix I/O at error path ALSA: hda - Enable runtime PM only for discrete GPU ALSA: oxfw: fix memory leak of private data ALSA: firewire-tascam: fix memory leak of private data ALSA: firewire-digi00x: fix memory leak of private data sound: don't call skl_init_chip() to reset intel skl soc sound: enable interrupt after dma buffer initialization Revert "ASoC: Intel: Skylake: Acquire irq after RIRB allocation" ALSA: emu10k1: fix possible info leak to userspace on SNDRV_EMU10K1_IOCTL_INFO ASoC: cs4265: fix MMTLR Data switch control ASoC: AMD: Ensure reset bit is cleared before configuring ALSA: fireface: fix memory leak in ff400_switch_fetching_mode() ALSA: bebob: use address returned by kmalloc() instead of kernel stack for streaming DMA mapping ASoC: rsnd: don't fallback to PIO mode when -EPROBE_DEFER ASoC: rsnd: adg: care clock-frequency size ASoC: uniphier: change status to orphan ASoC: rsnd: fixup not to call clk_get/set under non-atomic ...
2018-09-20Merge tag 'du-next-20180914' of git://linuxtv.org/pinchartl/media into drm-nextDave Airlie1-5/+1
R-Car DU changes for v4.20 The pull request mostly contains updates to the R-Car DU driver, notably support for interlaced modes on Gen3 hardware, support for the LVDS output on R8A77980, and a set of miscellaneous bug fixes. There are also two SPDX conversion patches for the drm shmobile and panel-lvds drivers, as well as an update to MAINTAINERS to add Kieran Bingham as a co-maintainer for the DU driver. Signed-off-by: Dave Airlie <airlied@redhat.com> From: Laurent Pinchart <laurent.pinchart@ideasonboard.com> Link: https://patchwork.freedesktop.org/patch/msgid/3273568.LdoAI77IYW@avalon
2018-09-20Merge tag 'drm-misc-next-2018-09-19' of ↵Dave Airlie3-7/+17
git://anongit.freedesktop.org/drm/drm-misc into drm-next drm-misc-next for 4.20: UAPI Changes: - None Cross-subsystem Changes: - None Core Changes: - Allow drivers to disable features with per-device granularity (Ville) - Use EOPNOTSUPP when iface/feature is unsupported instead of EINVAL/errno soup (Chris) - Simplify M/N DP quirk by using constant N to limit size of M/N (Shawn) - add quirk for LG LP140WF6-SPM1 eDP panel (Shawn) Driver Changes: - i915/amdgpu: Disable DRIVER_ATOMIC for older/unsupported devices (Ville) - sun4i: add support for R40 HDMI PHY (Icenowy) Cc: Ville Syrjälä <ville.syrjala@linux.intel.com> Cc: Chris Wilson <chris@chris-wilson.co.uk> Cc: Icenowy Zheng <icenowy@aosc.io> Cc: Lee, Shawn C <shawn.c.lee@intel.com> Signed-off-by: Dave Airlie <airlied@redhat.com> From: Sean Paul <sean@poorly.run> Link: https://patchwork.freedesktop.org/patch/msgid/20180919200218.GA186644@art_vandelay
2018-09-20Merge tag 'drm-misc-fixes-2018-09-19' of ↵Dave Airlie1-1/+1
git://anongit.freedesktop.org/drm/drm-misc into drm-fixes drm-misc-fixes for v4.19-rc5: - Fix crash in vgem in drm_drv_uses_atomic_modeset. - Allow atomic drivers that don't set DRIVER_ATOMIC to create debugfs entries. - Fix compiler warning for unused connector_funcs. - Fix null pointer deref on UDL unplug. - Disable DRM support for sun4i's R40 for now. (Not all patches went in for v4.19, so it has to wait a cycle.) - NULL-terminate the of_device_id table in pl111. - Make sure vc4 NV12 planar format works when displaying an unscaled fb. Signed-off-by: Dave Airlie <airlied@redhat.com> From: Maarten Lankhorst <maarten.lankhorst@linux.intel.com> Link: https://patchwork.freedesktop.org/patch/msgid/dda393bb-f13f-8d36-711b-cacfc578e5a3@linux.intel.com
2018-09-20KVM: x86: Control guest reads of MSR_PLATFORM_INFODrew Schmitt1-0/+1
Add KVM_CAP_MSR_PLATFORM_INFO so that userspace can disable guest access to reads of MSR_PLATFORM_INFO. Disabling access to reads of this MSR gives userspace the control to "expose" this platform-dependent information to guests in a clear way. As it exists today, guests that read this MSR would get unpopulated information if userspace hadn't already set it (and prior to this patch series, only the CPUID faulting information could have been populated). This existing interface could be confusing if guests don't handle the potential for incorrect/incomplete information gracefully (e.g. zero reported for base frequency). Signed-off-by: Drew Schmitt <dasch@google.com> Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
2018-09-20kvm: x86: make kvm_{load|put}_guest_fpu() staticSebastian Andrzej Siewior1-2/+0
The functions kvm_load_guest_fpu() kvm_put_guest_fpu() are only used locally, make them static. This requires also that both functions are moved because they are used before their implementation. Those functions were exported (via EXPORT_SYMBOL) before commit e5bb40251a920 ("KVM: Drop kvm_{load,put}_guest_fpu() exports"). Signed-off-by: Sebastian Andrzej Siewior <bigeasy@linutronix.de> Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
2018-09-19drm: Change limited M/N quirk to constant N quirk.Lee, Shawn C1-3/+3
Some DP dongles in particular seem to be fussy about too large link M/N values. Set specific value for N divider can resolve this issue per dongle vendor's comment. So configure N as constant value (0x8000) to instead of reduce M/N formula when specific DP dongle connected. v2: add more comments for issue description and fix typo. v3: add lost commit messages back for version 2 v4: send patch to both intel-gfx and dri-devel Cc: Jani Nikula <jani.nikula@intel.com> Cc: Cooper Chiou <cooper.chiou@intel.com> Cc: Matt Atwood <matthew.s.atwood@intel.com> Cc: Maarten Lankhorst <maarten.lankhorst@linux.intel.com> Cc: Dhinakaran Pandiyan <dhinakaran.pandiyan@intel.com> Cc: Clint Taylor <clinton.a.taylor@intel.com> Tested-by: Clint Taylor <clinton.a.taylor@intel.com> Signed-off-by: Lee, Shawn C <shawn.c.lee@intel.com> Signed-off-by: Jani Nikula <jani.nikula@intel.com> Link: https://patchwork.freedesktop.org/patch/msgid/1536733371-25004-3-git-send-email-shawn.c.lee@intel.com
2018-09-19NFC: Fix the number of pipesSuren Baghdasaryan1-1/+1
According to ETSI TS 102 622 specification chapter 4.4 pipe identifier is 7 bits long which allows for 128 unique pipe IDs. Because NFC_HCI_MAX_PIPES is used as the number of pipes supported and not as the max pipe ID, its value should be 128 instead of 127. nfc_hci_recv_from_llc extracts pipe ID from packet header using NFC_HCI_FRAGMENT(0x7F) mask which allows for pipe ID value of 127. Same happens when NCI_HCP_MSG_GET_PIPE() is being used. With pipes array having only 127 elements and pipe ID of 127 the OOB memory access will result. Cc: Samuel Ortiz <sameo@linux.intel.com> Cc: Allen Pais <allen.pais@oracle.com> Cc: "David S. Miller" <davem@davemloft.net> Suggested-by: Dan Carpenter <dan.carpenter@oracle.com> Signed-off-by: Suren Baghdasaryan <surenb@google.com> Reviewed-by: Kees Cook <keescook@chromium.org> Cc: stable <stable@vger.kernel.org> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org> Signed-off-by: David S. Miller <davem@davemloft.net>
2018-09-19net: stmmac: Rework coalesce timer and fix multi-queue racesJose Abreu1-0/+1
This follows David Miller advice and tries to fix coalesce timer in multi-queue scenarios. We are now using per-queue coalesce values and per-queue TX timer. Coalesce timer default values was changed to 1ms and the coalesce frames to 25. Tested in B2B setup between XGMAC2 and GMAC5. Signed-off-by: Jose Abreu <joabreu@synopsys.com> Fixes: ce736788e8a ("net: stmmac: adding multiple buffers for TX") Cc: Florian Fainelli <f.fainelli@gmail.com> Cc: Neil Armstrong <narmstrong@baylibre.com> Cc: Jerome Brunet <jbrunet@baylibre.com> Cc: Martin Blumenstingl <martin.blumenstingl@googlemail.com> Cc: David S. Miller <davem@davemloft.net> Cc: Joao Pinto <jpinto@synopsys.com> Cc: Giuseppe Cavallaro <peppe.cavallaro@st.com> Cc: Alexandre Torgue <alexandre.torgue@st.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2018-09-18drm: fix drm_drv_uses_atomic_modeset on non modesetting drivers.Dave Airlie1-1/+1
vgem seems to oops on the intel CI due to the vgem debugfs init hitting this path now. Check if we have mode_config funcs before checking one. Signed-off-by: Dave Airlie <airlied@redhat.com> Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch> Link: https://patchwork.freedesktop.org/patch/msgid/20180918062018.24942-1-airlied@gmail.com
2018-09-18Merge gitolite.kernel.org:/pub/scm/linux/kernel/git/davem/netGreg Kroah-Hartman1-10/+9
Dave writes: "Various fixes, all over the place: 1) OOB data generation fix in bluetooth, from Matias Karhumaa. 2) BPF BTF boundary calculation fix, from Martin KaFai Lau. 3) Don't bug on excessive frags, to be compatible in situations mixing older and newer kernels on each end. From Juergen Gross. 4) Scheduling in RCU fix in hv_netvsc, from Stephen Hemminger. 5) Zero keying information in TLS layer before freeing copies of them, from Sabrina Dubroca. 6) Fix NULL deref in act_sample, from Davide Caratti. 7) Orphan SKB before GRO in veth to prevent crashes with XDP, from Toshiaki Makita. 8) Fix use after free in ip6_xmit, from Eric Dumazet. 9) Fix VF mac address regression in bnxt_en, from Micahel Chan. 10) Fix MSG_PEEK behavior in TLS layer, from Daniel Borkmann. 11) Programming adjustments to r8169 which fix not being to enter deep sleep states on some machines, from Kai-Heng Feng and Hans de Goede. 12) Fix DST_NOCOUNT flag handling for ipv6 routes, from Peter Oskolkov." * gitolite.kernel.org:/pub/scm/linux/kernel/git/davem/net: (45 commits) net/ipv6: do not copy dst flags on rt init qmi_wwan: set DTR for modems in forced USB2 mode clk: x86: Stop marking clocks as CLK_IS_CRITICAL r8169: Get and enable optional ether_clk clock clk: x86: add "ether_clk" alias for Bay Trail / Cherry Trail r8169: enable ASPM on RTL8106E r8169: Align ASPM/CLKREQ setting function with vendor driver Revert "kcm: remove any offset before parsing messages" kcm: remove any offset before parsing messages net: ethernet: Fix a unused function warning. net: dsa: mv88e6xxx: Fix ATU Miss Violation tls: fix currently broken MSG_PEEK behavior hv_netvsc: pair VF based on serial number PCI: hv: support reporting serial number as slot information bnxt_en: Fix VF mac address regression. ipv6: fix possible use-after-free in ip6_xmit() net: hp100: fix always-true check for link up state ARM: dts: at91: add new compatibility string for macb on sama5d3 net: macb: disable scatter-gather for macb on sama5d3 net: mvpp2: let phylink manage the carrier state ...
2018-09-17Merge tag 'asoc-v4.19-rc4' of ↵Takashi Iwai3-52/+56
https://git.kernel.org/pub/scm/linux/kernel/git/broonie/sound into for-linus ASoC: Fixes for v4.19 This is the usual set of small fixes scatterd around various drivers, plus one fix for DAPM and a UAPI build fix. There's not a huge amount that stands out here relative to anything else.
2018-09-15Merge branch 'perf-urgent-for-linus' of ↵Linus Torvalds1-1/+1
git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip Pull perf fixes from Ingo Molnar: "Mostly tooling fixes, but also breakpoint and x86 PMU driver fixes" * 'perf-urgent-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip: (23 commits) perf tools: Fix maps__find_symbol_by_name() tools headers uapi: Update tools's copy of linux/if_link.h tools headers uapi: Update tools's copy of linux/vhost.h tools headers uapi: Update tools's copies of kvm headers tools headers uapi: Update tools's copy of drm/drm.h tools headers uapi: Update tools's copy of asm-generic/unistd.h tools headers uapi: Update tools's copy of linux/perf_event.h perf/core: Force USER_DS when recording user stack data perf/UAPI: Clearly mark __PERF_SAMPLE_CALLCHAIN_EARLY as internal use perf/x86/intel: Add support/quirk for the MISPREDICT bit on Knights Landing CPUs perf annotate: Fix parsing aarch64 branch instructions after objdump update perf probe powerpc: Ignore SyS symbols irrespective of endianness perf event-parse: Use fixed size string for comms perf util: Fix bad memory access in trace info. perf tools: Streamline bpf examples and headers installation perf evsel: Fix potential null pointer dereference in perf_evsel__new_idx() perf arm64: Fix include path for asm-generic/unistd.h perf/hw_breakpoint: Simplify breakpoint enable in perf_event_modify_breakpoint perf/hw_breakpoint: Enable breakpoint in modify_user_hw_breakpoint perf/hw_breakpoint: Remove superfluous bp->attr.disabled = 0 ...
2018-09-15Merge tag 'for-linus-4.19c-rc4-tag' of ↵Linus Torvalds1-3/+4
git://git.kernel.org/pub/scm/linux/kernel/git/xen/tip Pull xen fixes from Juergen Gross: "This contains some minor cleanups and fixes: - a new knob for controlling scrubbing of pages returned by the Xen balloon driver to the Xen hypervisor to address a boot performance issue seen in large guests booted pre-ballooned - a fix of a regression in the gntdev driver which made it impossible to use fully virtualized guests (HVM guests) with a 4.19 based dom0 - a fix in Xen cpu hotplug functionality which could be triggered by wrong admin commands (setting number of active vcpus to 0) One further note: the patches have all been under test for several days in another branch. This branch has been rebased in order to avoid merge conflicts" * tag 'for-linus-4.19c-rc4-tag' of git://git.kernel.org/pub/scm/linux/kernel/git/xen/tip: xen/gntdev: fix up blockable calls to mn_invl_range_start xen: fix GCC warning and remove duplicate EVTCHN_ROW/EVTCHN_COL usage xen: avoid crash in disable_hotplug_cpu xen/balloon: add runtime control for scrubbing ballooned out pages xen/manage: don't complain about an empty value in control/sysrq node
2018-09-15Merge tag 'arm64-fixes' of ↵Linus Torvalds1-1/+2
git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux Pull arm64 fixes from Will Deacon: "The trickle of arm64 fixes continues to come in. Nothing that's the end of the world, but we've got a fix for PCI IO port accesses, an accidental naked "asm goto" and a fix to the vmcoreinfo PT_NOTE merged this time around which we'd like to get sorted before it becomes ABI. - Fix ioport_map() mapping the wrong physical address for some I/O BARs - Remove direct use of "asm goto", since some compilers don't like that - Ensure kimage_voffset is always present in vmcoreinfo PT_NOTE" * tag 'arm64-fixes' of git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux: asm-generic: io: Fix ioport_map() for !CONFIG_GENERIC_IOMAP && CONFIG_INDIRECT_PIO arm64: kernel: arch_crash_save_vmcoreinfo() should depend on CONFIG_CRASH_CORE arm64: jump_label.h: use asm_volatile_goto macro instead of "asm goto"
2018-09-14Merge tag 'usb-4.19-rc4' of ↵Linus Torvalds1-0/+1
git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb Pull USB fixes from Greg KH: "Here are a number of small USB driver fixes for -rc4. The usual suspects of gadget, xhci, and dwc2/3 are in here, along with some reverts of reported problem changes, and a number of build documentation warning fixes. Full details are in the shortlog. All of these have been in linux-next with no reported issues" * tag 'usb-4.19-rc4' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb: (28 commits) Revert "cdc-acm: implement put_char() and flush_chars()" usb: Change usb_of_get_companion_dev() place to usb/common usb: xhci: fix interrupt transfer error happened on MTK platforms usb: cdc-wdm: Fix a sleep-in-atomic-context bug in service_outstanding_interrupt() usb: misc: uss720: Fix two sleep-in-atomic-context bugs usb: host: u132-hcd: Fix a sleep-in-atomic-context bug in u132_get_frame() usb: Avoid use-after-free by flushing endpoints early in usb_set_interface() linux/mod_devicetable.h: fix kernel-doc missing notation for typec_device_id usb/typec: fix kernel-doc notation warning for typec_match_altmode usb: Don't die twice if PCI xhci host is not responding in resume usb: mtu3: fix error of xhci port id when enable U3 dual role usb: uas: add support for more quirk flags USB: Add quirk to support DJI CineSSD usb: typec: fix kernel-doc parameter warning usb/dwc3/gadget: fix kernel-doc parameter warning USB: yurex: Check for truncation in yurex_read() USB: yurex: Fix buffer over-read in yurex_write() usb: host: xhci-plat: Iterate over parent nodes for finding quirks xhci: Fix use after free for URB cancellation on a reallocated endpoint USB: add quirk for WORLDE Controller KS49 or Prodipe MIDI 49C USB controller ...
2018-09-14drm/amdgpu: simplify Raven, Raven2, and Picasso handlingAlex Deucher1-1/+0
Treat them all as Raven rather than adding a new picasso asic type. This simplifies a lot of code and also handles the case of rv2 chips with the 0x15d8 pci id. It also fixes dmcu fw handling for picasso. Acked-by: Huang Rui <ray.huang@amd.com> Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
2018-09-14drm/amdgpu: Add DMCU to firmware query interfaceDavid Francis1-0/+2
DMCU firmware version can be read using the AMDGPU_INFO ioctl or the amdgpu_firmware_info debugfs entry Signed-off-by: David Francis <David.Francis@amd.com> Reviewed-by: Huang Rui <ray.huang@amd.com> Signed-off-by: Alex Deucher <alexander.deucher@amd.com>