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Use codespell to fix lots of typos over frontends.
Manually verified to avoid false-positives.
Signed-off-by: Mauro Carvalho Chehab <mchehab+samsung@kernel.org>
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Use codespell to fix lots of typos over frontends.
Manually verified to avoid false-positives.
Signed-off-by: Mauro Carvalho Chehab <mchehab+samsung@kernel.org>
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Use codespell to fix lots of typos over frontends.
Manually verified to avoid false-positives.
Signed-off-by: Mauro Carvalho Chehab <mchehab+samsung@kernel.org>
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Use codespell to fix lots of typos over frontends.
Manually verified to avoid false-positives.
Signed-off-by: Mauro Carvalho Chehab <mchehab+samsung@kernel.org>
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Use codespell to fix lots of typos over frontends.
Manually verified to avoid false-positives.
Signed-off-by: Mauro Carvalho Chehab <mchehab+samsung@kernel.org>
Acked-by: Sean Young <sean@mess.org>
Signed-off-by: Mauro Carvalho Chehab <mchehab+samsung@kernel.org>
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Use codespell to fix lots of typos over frontends.
Manually verified to avoid false-positives.
Reviewed-by: Niklas Söderlund <niklas.soderlund+renesas@ragnatech.se>
Acked-by: Andrzej Pietrasiewicz <andrzejtp2010@gmail.com>
Reviewed-by: Benoit Parrot <bparrot@ti.com>
Reviewed-by: Kieran Bingham <kieran.bingham+renesas@ideasonboard.com>
Reviewed-by: Lad, Prabhakar <prabhakar.csengg@gmail.com>
Acked-by: Philipp Zabel <p.zabel@pengutronix.de>
Reviewed-by: Houlong Wei <houlong.wei@mediatek.com>
Reviewed-by: Yong Deng <yong.deng@magewell.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab+samsung@kernel.org>
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Use codespell to fix lots of typos over frontends.
Manually verified to avoid false-positives.
Signed-off-by: Mauro Carvalho Chehab <mchehab+samsung@kernel.org>
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Use codespell to fix lots of typos over frontends.
Manually verified to avoid false-positives.
Signed-off-by: Mauro Carvalho Chehab <mchehab+samsung@kernel.org>
Acked-by: Sakari Ailus <sakari.ailus@linux.intel.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab+samsung@kernel.org>
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Use codespell to fix lots of typos over frontends.
Manually verified to avoid false-positives.
Signed-off-by: Mauro Carvalho Chehab <mchehab+samsung@kernel.org>
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Use codespell to fix lots of typos over frontends.
Manually verified to avoid false-positives.
Signed-off-by: Mauro Carvalho Chehab <mchehab+samsung@kernel.org>
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Use codespell to fix lots of typos over frontends.
Manually verified to avoid false-positives.
Signed-off-by: Mauro Carvalho Chehab <mchehab+samsung@kernel.org>
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Sugaya Taichi <sugaya.taichi@socionext.com> explains:
Here is the series of patches the initial support for SC2000(M10V) of
Milbeaut SoCs. "M10V" is the internal name of SC2000, so commonly used in
source code.
SC2000 is a SoC of the Milbeaut series. equipped with a DSP optimized for
computer vision. It also features advanced functionalities such as 360-degree,
real-time spherical stitching with multi cameras, image stabilization for
without mechanical gimbals, and rolling shutter correction. More detail is
below:
https://www.socionext.com/en/products/assp/milbeaut/SC2000.html
Specifications for developers are below:
- Quad-core 32bit Cortex-A7 on ARMv7-A architecture
- NEON support
- DSP
- GPU
- MAX 3GB DDR3
- Cortex-M0 for power control
- NAND Flash Interface
- SD UHS-I
- SD UHS-II
- SDIO
- USB2.0 HOST / Device
- USB3.0 HOST / Device
- PCI express Gen2
- Ethernet Engine
- I2C
- UART
- SPI
- PWM
Support is quite minimal for now, since it only includes timer, clock,
pictrl and serial controller drivers, so we can only boot to userspace
through initramfs. Support for the other peripherals will come eventually.
* milbeaut/newsoc:
ARM: multi_v7_defconfig: add ARCH_MILBEAUT and ARCH_MILBEAUT_M10V
ARM: configs: Add Milbeaut M10V defconfig
ARM: dts: milbeaut: Add device tree set for the Milbeaut M10V board
clocksource/drivers/timer-milbeaut: Introduce timer for Milbeaut SoCs
dt-bindings: timer: Add Milbeaut M10V timer description
ARM: milbeaut: Add basic support for Milbeaut m10v SoC
dt-bindings: Add documentation for Milbeaut SoCs
dt-bindings: arm: Add SMP enable-method for Milbeaut
dt-bindings: sram: milbeaut: Add binding for Milbeaut smp-sram
Link: https://lore.kernel.org/linux-arm-kernel/1551243056-10521-1-git-send-email-sugaya.taichi@socionext.com/
Signed-off-by: Arnd Bergmann <arnd@arndb.de>
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Remove code that is not called anywhere, just
remove the internal ops.
Signed-off-by: Rui Miguel Silva <rui.silva@linaro.org>
Signed-off-by: Hans Verkuil <hverkuil-cisco@xs4all.nl>
Signed-off-by: Mauro Carvalho Chehab <mchehab+samsung@kernel.org>
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When an rc device is created, we do not know what key codes it will
support, since a new keymap might be loaded at some later point. So,
we set all keybit in the input device.
The uevent for the input device includes all the key codes, of which
there are now 768. This overflows the size of the uevent
(UEVENT_BUFFER_SIZE) and no event is generated.
Revert for now until we figure out a different solution.
This reverts commit fec225a04330d0f222d24feb5bea045526031675.
Cc: <stable@vger.kernel.org> # 4.20+
Reported-by: Christian Holpert <christian@holpert.de>
Signed-off-by: Sean Young <sean@mess.org>
Signed-off-by: Mauro Carvalho Chehab <mchehab+samsung@kernel.org>
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Add timer driver for Milbeaut SoCs series.
The timer has two 32-bit width down counters, one of which is configured
as a clockevent device and the other is configured as a clock source.
Signed-off-by: Sugaya Taichi <sugaya.taichi@socionext.com>
Acked-by: Daniel Lezcano <daniel.lezcano@linaro.org>
Signed-off-by: Arnd Bergmann <arnd@arndb.de>
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git://git.kernel.org/pub/scm/linux/kernel/git/leo/linux into arm/drivers
NXP/FSL SoC driver updates for v5.1 take4
DPIO driver
- Add support for cache stashing and enable it in dpaa2-eth driver
GUTS driver
- Make fsl_guts_get_svr() API internal in favor of more generic
soc_device_match()
* tag 'soc-fsl-next-v5.1-4' of git://git.kernel.org/pub/scm/linux/kernel/git/leo/linux:
dpaa2-eth: configure the cache stashing amount on a queue
soc: fsl: dpio: configure cache stashing destination
soc: fsl: dpio: enable frame data cache stashing per software portal
soc: fsl: guts: make fsl_guts_get_svr() static
Signed-off-by: Arnd Bergmann <arnd@arndb.de>
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https://git.linaro.org/people/jens.wiklander/linux-tee into arm/drivers
OP-TEE driver
- dual license for optee_msg.h and optee_smc.h
Generic
- add cancellation support to client interface
* tag 'tee-misc-for-v5.1' of https://git.linaro.org/people/jens.wiklander/linux-tee:
tee: optee: update optee_msg.h and optee_smc.h to dual license
tee: add cancellation support to client interface
Signed-off-by: Arnd Bergmann <arnd@arndb.de>
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https://git.linaro.org/people/jens.wiklander/linux-tee into arm/fixes
OP-TEE driver
- add missing of_node_put after of_device_is_available
* tag 'tee-fix-for-v5.0' of https://git.linaro.org/people/jens.wiklander/linux-tee:
tee: optee: add missing of_node_put after of_device_is_available
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This patch fix compilation error in 32-bit ARM architecture regarding
division of 2 64-bit variables.
Use the kernel do_div() macro, which is implemented per architecture, for
doing these divisions instead of using the / operator.
Reported-by: kbuild test robot <lkp@intel.com>
Signed-off-by: Oded Gabbay <oded.gabbay@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
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Since 7c5925afbc58 (PCI: dwc: Move MSI IRQs allocation to IRQ domains
hierarchical API) the MSI init claims one of the controller IRQs as a
chained IRQ line for the MSI controller. On some designs, like the i.MX6,
this line is shared with a PCIe legacy IRQ. When the line is claimed for
the MSI domain, any device trying to use this legacy IRQs will fail to
request this IRQ line.
As MSI and legacy IRQs are already mutually exclusive on the DWC core,
as the core won't forward any legacy IRQs once any MSI has been enabled,
users wishing to use legacy IRQs already need to explictly disable MSI
support (usually via the pci=nomsi kernel commandline option). To avoid
any issues with MSI conflicting with legacy IRQs, just skip all of the
DWC MSI initalization, including the IRQ line claim, when MSI is disabled.
Fixes: 7c5925afbc58 ("PCI: dwc: Move MSI IRQs allocation to IRQ domains hierarchical API")
Tested-by: Tim Harvey <tharvey@gateworks.com>
Signed-off-by: Lucas Stach <l.stach@pengutronix.de>
Signed-off-by: Lorenzo Pieralisi <lorenzo.pieralisi@arm.com>
Acked-by: Gustavo Pimentel <gustavo.pimentel@synopsys.com>
Cc: stable@vger.kernel.org
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Remove the duplicate implementation of cpumask_to_vpset() and use the
shared implementation. Export hv_max_vp_index, which is required by
cpumask_to_vpset().
Signed-off-by: Maya Nakamura <m.maya.nakamura@gmail.com>
Signed-off-by: Lorenzo Pieralisi <lorenzo.pieralisi@arm.com>
Reviewed-by: Michael Kelley <mikelley@microsoft.com>
Reviewed-by: Vitaly Kuznetsov <vkuznets@redhat.com>
Tested-by: Vitaly Kuznetsov <vkuznets@redhat.com>
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Remove a duplicate definition of VP set (hv_vp_set) and use the common
definition (hv_vpset) that is used in other places.
Change the order of the members in struct hv_pcibus_device so that the
declaration of retarget_msi_interrupt_params is the last member. Struct
hv_vpset, which contains a flexible array, is nested two levels deep in
struct hv_pcibus_device via retarget_msi_interrupt_params.
Add a comment that retarget_msi_interrupt_params should be the last
member of struct hv_pcibus_device.
Signed-off-by: Maya Nakamura <m.maya.nakamura@gmail.com>
Signed-off-by: Lorenzo Pieralisi <lorenzo.pieralisi@arm.com>
Reviewed-by: Michael Kelley <mikelley@microsoft.com>
Reviewed-by: Vitaly Kuznetsov <vkuznets@redhat.com>
Tested-by: Vitaly Kuznetsov <vkuznets@redhat.com>
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Because Hyper-V requires that hypercall arguments be aligned on an 8
byte boundary, add __aligned(8) to struct retarget_msi_interrupt.
Link: https://lore.kernel.org/lkml/87k1hlqlby.fsf@vitty.brq.redhat.com/
Signed-off-by: Maya Nakamura <m.maya.nakamura@gmail.com>
Signed-off-by: Lorenzo Pieralisi <lorenzo.pieralisi@arm.com>
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The PCIE_AXI_WINDOW0 register defines the inbound window size for
requests coming from PCI endpoints. Requests outside of this window will
be treated as unsupported requests.
Enlarge this window size from 2^31 to 2^33 to support a 8GB address
space (which gives endpoints DMA access to full 4GB DRAM address range
- physical DRAM starts at 0x40000000).
Reported-by: Bjorn Helgaas <bhelgaas@google.com>
Signed-off-by: Honghui Zhang <honghui.zhang@mediatek.com>
[lorenzo.pieralisi@arm.com: updated commit log]
Signed-off-by: Lorenzo Pieralisi <lorenzo.pieralisi@arm.com>
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Mediatek's HW assigns a MMIO address range (typically starts from
0x20000000 to 0x2fffffff for both mt2712 and mt7622) for PCI usage.
This MMIO address space represents the address space that can
be allocated to PCI devices through Base Address Registers.
Even though the full MMIO address range is available to be allocated, it
should be enabled by the PCIE_AHB_TRANS_BASE register in the host
controller and the size that is enabled is determined by AHB2PCIE_SIZE
bits in this register.
Owing to a bug in the MMIO window size computation, current code does
not enable the full size of the available MMIO address range in the
PCI host controller; if the PCI devices BARs requested size exceeds the
size enabled through the PCIE_AHB_TRANS_BASE register the requests
targeting the disabled address address space will be blocked by the root
complex causing a system error.
Existing code has never run into a system error in production because
even half of the enabled MMIO range (128MB) is big enough for typical
devices BAR requests (4MB) but the full MMIO address range should
be enabled regardless.
Fix the MMIO window size computation by using resource_size(mem) instead
of mem->end - mem->start.
Since the MMIO window size for both MT2712 and MT7622 is 0x10000000,
this change will update the parameter passed to fls() from 0xfffffff to
0x10000000 and calculate the whole memory mapped IO range size
correctly.
Detected through coccinelle semantic patch (and related warning):
scripts/coccinelle/api/resource_size.cocci:
pcie-mediatek.c:720:13-16: WARNING: Suspicious code. resource_size is maybe missing with mem
Signed-off-by: Honghui Zhang <honghui.zhang@mediatek.com>
[lorenzo.pieralisi@arm.com: rewrote the commit log]
Signed-off-by: Lorenzo Pieralisi <lorenzo.pieralisi@arm.com>
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If a PCA953x gpio was used as an interrupt and then released,
the shutdown function was trying to extract the pca953x_chip
pointer directly from the irq_data, but in reality was getting
the gpio_chip structure.
The net effect was that the subsequent writes to the data
structure corrupted data in the gpio_chip structure, which wasn't
immediately obvious until attempting to use the GPIO again in the
future, at which point the kernel panics.
This fix correctly extracts the pca953x_chip structure via the
gpio_chip structure, as is correctly done in the other irq
functions.
Fixes: 0a70fe00efea ("gpio: pca953x: Clear irq trigger type on irq shutdown")
Cc: stable@vger.kernel.org
Signed-off-by: Mark Walton <mark.walton@serialtek.com>
Reviewed-by: Bartosz Golaszewski <bgolaszewski@baylibre.com>
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
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Surrounding definitions no longer use explicit shift, so "<< 0" here
serve no purpose. Remove them. No functional change intended.
Signed-off-by: Andrey Smirnov <andrew.smirnov@gmail.com>
Signed-off-by: Lorenzo Pieralisi <lorenzo.pieralisi@arm.com>
Acked-by: Gustavo Pimentel <gustavo.pimentel@synopsys.com>
Cc: Lorenzo Pieralisi <lorenzo.pieralisi@arm.com>
Cc: Bjorn Helgaas <bhelgaas@google.com>
Cc: Fabio Estevam <fabio.estevam@nxp.com>
Cc: Chris Healy <cphealy@gmail.com>
Cc: Lucas Stach <l.stach@pengutronix.de>
Cc: Leonard Crestez <leonard.crestez@nxp.com>
Cc: "A.s. Dong" <aisheng.dong@nxp.com>
Cc: Richard Zhu <hongxing.zhu@nxp.com>
Cc: linux-imx@nxp.com
Cc: linux-arm-kernel@lists.infradead.org
Cc: linux-kernel@vger.kernel.org
Cc: linux-pci@vger.kernel.org
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Convert various multi-bit fields to be defined using GENMASK/FIELD_PREP.
This way bit field boundaries are defined in a single place only, as
well as defined in a way that makes it easier to verify them against the
reference manual. No functional change intended.
Signed-off-by: Andrey Smirnov <andrew.smirnov@gmail.com>
Signed-off-by: Lorenzo Pieralisi <lorenzo.pieralisi@arm.com>
Acked-by: Gustavo Pimentel <gustavo.pimentel@synopsys.com>
Cc: Lorenzo Pieralisi <lorenzo.pieralisi@arm.com>
Cc: Bjorn Helgaas <bhelgaas@google.com>
Cc: Fabio Estevam <fabio.estevam@nxp.com>
Cc: Chris Healy <cphealy@gmail.com>
Cc: Lucas Stach <l.stach@pengutronix.de>
Cc: Leonard Crestez <leonard.crestez@nxp.com>
Cc: "A.s. Dong" <aisheng.dong@nxp.com>
Cc: Richard Zhu <hongxing.zhu@nxp.com>
Cc: linux-imx@nxp.com
Cc: linux-arm-kernel@lists.infradead.org
Cc: linux-kernel@vger.kernel.org
Cc: linux-pci@vger.kernel.org
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Avoid using explicit left shifts and convert various definitions to
use BIT() instead. No functional change intended.
Signed-off-by: Andrey Smirnov <andrew.smirnov@gmail.com>
[lorenzo.pieralisi@arm.com: fixed PORT_LOGIC_SPEED_CHANGE redefinition]
Signed-off-by: Lorenzo Pieralisi <lorenzo.pieralisi@arm.com>
Acked-by: Gustavo Pimentel <gustavo.pimentel@synopsys.com>
Cc: Lorenzo Pieralisi <lorenzo.pieralisi@arm.com>
Cc: Bjorn Helgaas <bhelgaas@google.com>
Cc: Fabio Estevam <fabio.estevam@nxp.com>
Cc: Chris Healy <cphealy@gmail.com>
Cc: Lucas Stach <l.stach@pengutronix.de>
Cc: Leonard Crestez <leonard.crestez@nxp.com>
Cc: "A.s. Dong" <aisheng.dong@nxp.com>
Cc: Richard Zhu <hongxing.zhu@nxp.com>
Cc: linux-imx@nxp.com
Cc: linux-arm-kernel@lists.infradead.org
Cc: linux-kernel@vger.kernel.org
Cc: linux-pci@vger.kernel.org
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Default implementation of pcie_rd_other_conf() and
dw_pcie_wd_other_conf() share more than 80% of their code. Move shared
code into a dedicated subroutine and convert pcie_rd_other_conf() and
dw_pcie_wd_other_conf() to use it. No functional change intended.
Signed-off-by: Andrey Smirnov <andrew.smirnov@gmail.com>
Signed-off-by: Lorenzo Pieralisi <lorenzo.pieralisi@arm.com>
Acked-by: Gustavo Pimentel <gustavo.pimentel@synopsys.com>
Cc: Lorenzo Pieralisi <lorenzo.pieralisi@arm.com>
Cc: Bjorn Helgaas <bhelgaas@google.com>
Cc: Fabio Estevam <fabio.estevam@nxp.com>
Cc: Chris Healy <cphealy@gmail.com>
Cc: Lucas Stach <l.stach@pengutronix.de>
Cc: Leonard Crestez <leonard.crestez@nxp.com>
Cc: "A.s. Dong" <aisheng.dong@nxp.com>
Cc: Richard Zhu <hongxing.zhu@nxp.com>
Cc: linux-imx@nxp.com
Cc: linux-arm-kernel@lists.infradead.org
Cc: linux-kernel@vger.kernel.org
Cc: linux-pci@vger.kernel.org
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Make the intent a bit more clear as well as get rid of explicit
arithmetic by using IS_ALIGNED() to determine if "addr" is aligned to
"size". No functional change intended.
Signed-off-by: Andrey Smirnov <andrew.smirnov@gmail.com>
Signed-off-by: Lorenzo Pieralisi <lorenzo.pieralisi@arm.com>
Acked-by: Gustavo Pimentel <gustavo.pimentel@synopsys.com>
Cc: Lorenzo Pieralisi <lorenzo.pieralisi@arm.com>
Cc: Bjorn Helgaas <bhelgaas@google.com>
Cc: Fabio Estevam <fabio.estevam@nxp.com>
Cc: Chris Healy <cphealy@gmail.com>
Cc: Lucas Stach <l.stach@pengutronix.de>
Cc: Leonard Crestez <leonard.crestez@nxp.com>
Cc: "A.s. Dong" <aisheng.dong@nxp.com>
Cc: Richard Zhu <hongxing.zhu@nxp.com>
Cc: linux-imx@nxp.com
Cc: linux-arm-kernel@lists.infradead.org
Cc: linux-kernel@vger.kernel.org
Cc: linux-pci@vger.kernel.org
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The PCIe IP block has an additional clock, "pcie_aux", that needs to
be controlled by the driver. Add code to support it.
Signed-off-by: Andrey Smirnov <andrew.smirnov@gmail.com>
Signed-off-by: Lorenzo Pieralisi <lorenzo.pieralisi@arm.com>
Reviewed-by: Lucas Stach <l.stach@pengutronix.de>
Cc: Bjorn Helgaas <bhelgaas@google.com>
Cc: Fabio Estevam <fabio.estevam@nxp.com>
Cc: Chris Healy <cphealy@gmail.com>
Cc: Lucas Stach <l.stach@pengutronix.de>
Cc: Leonard Crestez <leonard.crestez@nxp.com>
Cc: "A.s. Dong" <aisheng.dong@nxp.com>
Cc: Richard Zhu <hongxing.zhu@nxp.com>
Cc: linux-imx@nxp.com
Cc: linux-arm-kernel@lists.infradead.org
Cc: linux-kernel@vger.kernel.org
Cc: linux-pci@vger.kernel.org
Cc: Rob Herring <robh@kernel.org>
Cc: devicetree@vger.kernel.org
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'x86/vt-d', 'x86/amd', 'hyper-v' and 'core' into next
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After tearing down a pasid entry, the domain id is used to
invalidate the translation caches. Retrieve the domain id
from the pasid entry value before clearing the pasid entry.
Otherwise, we will always use domain id 0.
Cc: Ashok Raj <ashok.raj@intel.com>
Cc: Jacob Pan <jacob.jun.pan@linux.intel.com>
Signed-off-by: Liu Yi L <yi.l.liu@intel.com>
Fixes: 6f7db75e1c469 ("iommu/vt-d: Add second level page table interface")
Signed-off-by: Lu Baolu <baolu.lu@linux.intel.com>
Signed-off-by: Joerg Roedel <jroedel@suse.de>
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Intel IOMMU could be turned off with intel_iommu=off. If Intel
IOMMU is off, the intel_iommu struct will not be initialized.
When device drivers call intel_svm_bind_mm(), the NULL pointer
reference will happen there.
Add dmar_disabled check to avoid NULL pointer reference.
Cc: Ashok Raj <ashok.raj@intel.com>
Cc: Jacob Pan <jacob.jun.pan@linux.intel.com>
Reported-by: Dave Jiang <dave.jiang@intel.com>
Fixes: 2f26e0a9c9860 ("iommu/vt-d: Add basic SVM PASID support")
Signed-off-by: Lu Baolu <baolu.lu@linux.intel.com>
Signed-off-by: Joerg Roedel <jroedel@suse.de>
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Otherwise, the translation type field of a context entry for
a PCI device will always be 0. All translated DMA requests
will be blocked by IOMMU. As the result, the PCI devices with
PCI ATS (device IOTBL) support won't work as expected.
Cc: Ashok Raj <ashok.raj@intel.com>
Cc: Jacob Pan <jacob.jun.pan@linux.intel.com>
Suggested-by: Kevin Tian <kevin.tian@intel.com>
Fixes: 7373a8cc38197 ("iommu/vt-d: Setup context and enable RID2PASID support")
Signed-off-by: Lu Baolu <baolu.lu@linux.intel.com>
Signed-off-by: Joerg Roedel <jroedel@suse.de>
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Commit fb58fdcd295b9 ("iommu/vt-d: Do not enable ATS for untrusted
devices") disables ATS support on the devices which have been marked
as untrusted. Unfortunately this is not enough to fix the DMA attack
vulnerabiltiies because IOMMU driver allows translated requests as
long as a device advertises the ATS capability. Hence a malicious
peripheral device could use this to bypass IOMMU.
This disables the ATS support on untrusted devices by clearing the
internal per-device ATS mark. As the result, IOMMU driver will block
any translated requests from any device marked as untrusted.
Cc: Jacob Pan <jacob.jun.pan@linux.intel.com>
Cc: Mika Westerberg <mika.westerberg@linux.intel.com>
Suggested-by: Kevin Tian <kevin.tian@intel.com>
Suggested-by: Ashok Raj <ashok.raj@intel.com>
Fixes: fb58fdcd295b9 ("iommu/vt-d: Do not enable ATS for untrusted devices")
Signed-off-by: Lu Baolu <baolu.lu@linux.intel.com>
Signed-off-by: Joerg Roedel <jroedel@suse.de>
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git://git.kernel.org/pub/scm/linux/kernel/git/vireshk/pm into pm-cpufreq
Pull cpufreq driver fixes for v5.1 from Viresh Kumar:
"This pull request contains minor fixes for ap806 and kryo cpufreq
drivers (Julia Lawall and Viresh Kumar)."
* 'cpufreq/arm/linux-next' of git://git.kernel.org/pub/scm/linux/kernel/git/vireshk/pm:
cpufreq: kryo: Release OPP tables on module removal
cpufreq: ap806: add missing of_node_put after of_device_is_available
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Delete a superfluous semicolon in mtk_iommu_add_device().
Signed-off-by: Yang Wei <yang.wei9@zte.com.cn>
Signed-off-by: Joerg Roedel <jroedel@suse.de>
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The original purpose of the code I fix is to replace max_discard with
max_trim if max_trim is less than max_discard. When max_discard is 0
we should replace max_discard with max_trim as well, because
max_discard equals 0 happens only when the max_do_calc_max_discard
process is overflowed, so if mmc_can_trim(card) is true, max_discard
should be replaced by an available max_trim.
However, in the original code, there are two lines of code interfere
the right process.
1) if (max_discard && mmc_can_trim(card))
when max_discard is 0, it skips the process checking if max_discard
needs to be replaced with max_trim.
2) if (max_trim < max_discard)
the condition is false when max_discard is 0. it also skips the process
that replaces max_discard with max_trim, in fact, we should replace the
0-valued max_discard with max_trim.
Signed-off-by: Jiong Wu <Lohengrin1024@gmail.com>
Fixes: b305882fbc87 (mmc: core: optimize mmc_calc_max_discard)
Cc: stable@vger.kernel.org # v4.17+
Signed-off-by: Ulf Hansson <ulf.hansson@linaro.org>
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Commit 9ed3f22223c3 ("intel_th: Don't reference unassigned outputs")
fixes a NULL dereference for all masters except the last one ("256+"),
which keeps the stale pointer after the output driver had been unassigned.
Fix the off-by-one.
Signed-off-by: Alexander Shishkin <alexander.shishkin@linux.intel.com>
Fixes: 9ed3f22223c3 ("intel_th: Don't reference unassigned outputs")
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
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Sparse complains:
gpio-amd-fch.c:45:27: sparse: expected void *
gpio-amd-fch.c:45:27: sparse: got void [noderef] <asn:2> *
gpio-amd-fch.c:45:27: sparse: warning: incorrect type in return
expression (different address spaces)
gpio-amd-fch.c:56:9: sparse: expected void const volatile [noderef]
<asn:2> *addr
gpio-amd-fch.c:56:9: sparse: expected void volatile [noderef] <asn:2> *addr
gpio-amd-fch.c:56:9: sparse: got void *ptr
gpio-amd-fch.c:56:9: sparse: warning: incorrect type in argument 1 (different address spaces)
I think it is because void * is returned rather than void __iomem *,
so fix it up.
Cc: Enrico Weigelt <info@metux.net>
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
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This patch fixes the checkpatch.pl warning:
WARNING: Unnecessary typecast of c90 int constant
Signed-off-by: Wentao Cai <etsai042@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
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Align function arguments and function return type to improve
readability.
Signed-off-by: Madhumitha Prabakaran <madhumithabiw@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
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Fix coding style issues, which solves checkpatch.pl warning:
"WARNING: line over 80 characters".
Signed-off-by: Bhagyashri Dighole <digholebhagyashri@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
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Removes license boilerplate text
Signed-off-by: Jules Irenge <jbi.octave@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
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Add the SPDX GPL-2.0 license identifier to fix checkpatch.pl warning
Issue reported by checkpatch.pl warning:
"WARNING: Missing or malformed SPDX-License-Identifier tag in line 1"
Signed-off-by: Jules Irenge <jbi.octave@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
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As vGPU shadow ctx is loaded with guest context state, arbitrarily
submitting request in error workload dispatch path would cause trouble.
So don't try to submit in error path now like in previous code.
This is to fix VM failure when GPU hang happens.
Fixes: f0e994372518 ("drm/i915/gvt: Fix workload request allocation before request add")
Reviewed-by: Xiong Zhang <xiong.y.zhang@intel.com>
Signed-off-by: Zhenyu Wang <zhenyuw@linux.intel.com>
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There is one corner case that workload_thread may pick and dispatch one
workload of vgpu after it's already deactivated. Below is the scenario:
1. deactive_vgpu got the vgpu_lock, it found pending workload was
submitted, then it released the vgpu_lock and wait for vgpu idle.
2. before deactive_vgpu got the vgpu_lock back, workload_thread might pick
one new valid workload, then it was blocked by the vgpu_lock.
3. deactive_vgpu got the vgpu_lock again, finished the last processes of
deactivating, then release the vgpu_lock.
4. workload_thread got the vgpu_lock, then it will try to dispatch the
fetched workload. It's not expected one workload of deactivated vgpu is
dispatched.
The solution is to add condition check of the vgpu's active flag and stop
to schedule when it's inactive.
Reviewed-by: Zhenyu Wang <zhenyuw@linux.intel.com>
Signed-off-by: Weinan Li <weinan.z.li@intel.com>
Signed-off-by: Zhenyu Wang <zhenyuw@linux.intel.com>
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Upon setting the cmode on 6390 and 6390X, the associated serdes
interfaces must be powered off/on.
Both 6390X and 6390 share code to do so, but it currently uses the 6390
specific helper mv88e6390_serdes_power() to disable and enable the
serdes interface.
This call will fail silently on 6390X when trying so set a 10G interface
such as XAUI or RXAUI, since mv88e6390_serdes_power() internally grabs
the lane number based on modes supported by the 6390, and returns 0 when
getting -ENODEV as a lane number.
Using mv88e6390x_serdes_power() should be safe here, since we explicitly
rule-out all ports but the 9 and 10, and because modes supported by 6390
ports 9 and 10 are a subset of those supported on 6390X.
This was tested on 6390X using RXAUI mode.
Fixes: 364e9d7776a3 ("net: dsa: mv88e6xxx: Power on/off SERDES on cmode change")
Signed-off-by: Maxime Chevallier <maxime.chevallier@bootlin.com>
Reviewed-by: Andrew Lunn <andrew@lunn.ch>
Signed-off-by: David S. Miller <davem@davemloft.net>
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