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This patch prepares for supporting the STM32 variant that
has no such bit in the status register.
Signed-off-by: Andrea Merello <andrea.merello@gmail.com>
Signed-off-by: Patrice Chotard <patrice.chotard@st.com>
Signed-off-by: Ulf Hansson <ulf.hansson@linaro.org>
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Two mask registers are used in order to select which events have to
actually generate an interrupt on each IRQ line.
It seems that in the single-IRQ case it's assumed that the IRQs lines
are simply OR-ed, while the two mask registers are still present. The
driver still programs the two mask registers separately.
However the STM32 variant has only one IRQ, and also has only one mask
register.
This patch prepares for STM32 variant support by making the driver using
only one mask register.
This patch also optimize the MMCIMASK1 mask usage by caching it into
host->mask1_reg which avoid to read it into mmci_irq().
Tested only on STM32 variant. RFT for variants other than STM32
Signed-off-by: Andrea Merello <andrea.merello@gmail.com>
Signed-off-by: Patrice Chotard <patrice.chotard@st.com>
Reviewed-by: Linus Walleij <linus.walleij@linaro.org>
Signed-off-by: Ulf Hansson <ulf.hansson@linaro.org>
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Daniel Borkmann says:
====================
pull-request: bpf 2018-01-18
The following pull-request contains BPF updates for your *net* tree.
The main changes are:
1) Fix a divide by zero due to wrong if (src_reg == 0) check in
64-bit mode. Properly handle this in interpreter and mask it
also generically in verifier to guard against similar checks
in JITs, from Eric and Alexei.
2) Fix a bug in arm64 JIT when tail calls are involved and progs
have different stack sizes, from Daniel.
3) Reject stores into BPF context that are not expected BPF_STX |
BPF_MEM variant, from Daniel.
4) Mark dst reg as unknown on {s,u}bounds adjustments when the
src reg has derived bounds from dead branches, from Daniel.
====================
Signed-off-by: David S. Miller <davem@davemloft.net>
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'asoc/topic/wm8994', 'asoc/topic/wm8997' and 'asoc/topic/wm8998' into asoc-next
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'asoc/topic/wm5102', 'asoc/topic/wm5110' and 'asoc/topic/wm8350' into asoc-next
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'asoc/topic/uniphier', 'asoc/topic/utils' and 'asoc/topic/ux500' into asoc-next
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'asoc/topic/ts3a227e', 'asoc/topic/tscs42xx' and 'asoc/topic/twl4030' into asoc-next
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'asoc/topic/tlv320aic31xx', 'asoc/topic/tlv320aic32x4' and 'asoc/topic/tlv320aic3x' into asoc-next
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'asoc/topic/sunxi', 'asoc/topic/symmetry' and 'asoc/topic/tas5720' into asoc-next
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'asoc/topic/simple', 'asoc/topic/spdif' and 'asoc/topic/st-dfsdm' into asoc-next
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'asoc/topic/rt5645' and 'asoc/topic/samsung' into asoc-next
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'asoc/topic/nau8540', 'asoc/topic/nau8824' and 'asoc/topic/nau8825' into asoc-next
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'asoc/topic/msm8916', 'asoc/topic/mt8173' and 'asoc/topic/mtk' into asoc-next
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'asoc/topic/max98373' and 'asoc/topic/max98926' into asoc-next
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'asoc/topic/fsl_asrc' and 'asoc/topic/hdac_hdmi' into asoc-next
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'asoc/topic/disconnect', 'asoc/topic/ep93xx' and 'asoc/topic/eukrea-tlv320' into asoc-next
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'asoc/topic/da7213', 'asoc/topic/da7218' and 'asoc/topic/dai-drv' into asoc-next
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'asoc/topic/cs42l52', 'asoc/topic/cs42l56' and 'asoc/topic/cs42l73' into asoc-next
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and 'asoc/topic/cq93vc' into asoc-next
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'asoc/topic/atmel', 'asoc/topic/au1x' and 'asoc/topic/bcm2835' into asoc-next
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Now the debugfs files dais/platforms/codecs have a size limit PAGE_SIZE and
the user can not see the whole contents of dai_list/platform_list/codec_list
when they are larger than this limit.
This patch uses seq_file instead to make sure dais/platforms/codecs show the
full contents of dai_list/platform_list/codec_list.
Signed-off-by: Donglin Peng <dolinux.peng@gmail.com>
Signed-off-by: Mark Brown <broonie@kernel.org>
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Reported-by: Atsushi Nemoto <anemo@mba.ocn.ne.jp>
Signed-off-by: Kuninori Morimoto <kuninori.morimoto.gx@renesas.com>
Signed-off-by: Mark Brown <broonie@kernel.org>
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The merge between commit abaca806fd13 ("IIO: ADC: stm32-dfsdm: code
optimization") and commit 2353758bc2d4 ("IIO: ADC: stm32-dfsdm: avoid
unused-variable warning") left one variable behind that is no longer
needed and can be removed, as shown by the gcc warning:
drivers/iio/adc/stm32-dfsdm-core.c: In function 'stm32_dfsdm_probe':
drivers/iio/adc/stm32-dfsdm-core.c:245:29: error: unused variable 'of_id' [-Werror=unused-variable]
Fixes: d84b4c7c706f ("Merge branch 'topic/iio' of https://git.kernel.org/pub/scm/linux/kernel/git/broonie/sound into asoc-st-dfsdm")
Signed-off-by: Arnd Bergmann <arnd@arndb.de>
Signed-off-by: Mark Brown <broonie@kernel.org>
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If bcm2835 is configured as bitclock master calling hw_params()
after prepare() fails with EBUSY. This also makes it impossible to
use bcm2835 in full duplex mode.
The error is caused by the split clock setup: clk_set_rate
is called in hw_params, clk_prepare_enable in prepare. As hw_params
doesn't check if the clock was already enabled clk_set_rate
fails with EBUSY.
Fix this by moving clock startup from prepare to hw_params and
let hw_params properly deal with an already set up or enabled
clock.
Signed-off-by: Matthias Reichl <hias@horus.com>
Signed-off-by: Mark Brown <broonie@kernel.org>
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Probe deferral may happen, so do not print an error message in this
case.
Signed-off-by: Fabio Estevam <fabio.estevam@nxp.com>
Signed-off-by: Mark Brown <broonie@kernel.org>
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When the MCLK is not yet available when the codec is probed, probe
deferral will happen and in this case we should not print an
error message.
Signed-off-by: Fabio Estevam <fabio.estevam@nxp.com>
Signed-off-by: Mark Brown <broonie@kernel.org>
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Some issues have been reported with the for loop in stop_this_cpu() that
issues the 'wbinvd; hlt' sequence. Reverting this sequence to halt()
has been shown to resolve the issue.
However, the wbinvd is needed when running with SME. The reason for the
wbinvd is to prevent cache flush races between encrypted and non-encrypted
entries that have the same physical address. This can occur when
kexec'ing from memory encryption active to inactive or vice-versa. The
important thing is to not have outside of kernel text memory references
(such as stack usage), so the usage of the native_*() functions is needed
since these expand as inline asm sequences. So instead of reverting the
change, rework the sequence.
Move the wbinvd instruction outside of the for loop as native_wbinvd()
and make its execution conditional on X86_FEATURE_SME. In the for loop,
change the asm 'wbinvd; hlt' sequence back to a halt sequence but use
the native_halt() call.
Fixes: bba4ed011a52 ("x86/mm, kexec: Allow kexec to be used with SME")
Reported-by: Dave Young <dyoung@redhat.com>
Signed-off-by: Tom Lendacky <thomas.lendacky@amd.com>
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Tested-by: Dave Young <dyoung@redhat.com>
Cc: Juergen Gross <jgross@suse.com>
Cc: Tony Luck <tony.luck@intel.com>
Cc: Yu Chen <yu.c.chen@intel.com>
Cc: Baoquan He <bhe@redhat.com>
Cc: Linus Torvalds <torvalds@linux-foundation.org>
Cc: kexec@lists.infradead.org
Cc: ebiederm@redhat.com
Cc: Borislav Petkov <bp@alien8.de>
Cc: Rui Zhang <rui.zhang@intel.com>
Cc: Arjan van de Ven <arjan@linux.intel.com>
Cc: Boris Ostrovsky <boris.ostrovsky@oracle.com>
Cc: Dan Williams <dan.j.williams@intel.com>
Cc: stable@vger.kernel.org
Link: https://lkml.kernel.org/r/20180117234141.21184.44067.stgit@tlendack-t1.amdoffice.net
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SND_SST_ATOM_HIFI2_PLATFORM_PCI select SND_SOC_INTEL_COMMON which do not
exists anymore.
So remove this select.
Fixes: c6059879be29 ("ASoC: Intel: Fix Kconfig with top-level selector")
Signed-off-by: Corentin Labbe <clabbe.montjoie@gmail.com>
Acked-by: Pierre-Louis Bossart <pierre-louis.bossart@linux.intel.com>
Signed-off-by: Mark Brown <broonie@kernel.org>
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Keith reported an issue with vector space exhaustion on a server machine
which is caused by the i40e driver allocating 168 MSI interrupts when the
driver is initialized, even when most of these interrupts are not used at
all.
The x86 vector allocation code tries to avoid the immediate allocation with
the reservation mode, but the card uses MSI and does not support MSI entry
masking, which prevents reservation mode and requires immediate vector
allocation.
The matrix allocator is a bit naive and prefers the first CPU in the
cpumask which describes the possible target CPUs for an allocation. That
results in allocating all 168 vectors on CPU0 which later causes vector
space exhaustion when the NVMe driver tries to allocate managed interrupts
on each CPU for the per CPU queues.
Avoid this by finding the CPU which has the lowest vector allocation count
to spread out the non managed interrupt accross the possible target CPUs.
Fixes: 2f75d9e1c905 ("genirq: Implement bitmap matrix allocator")
Reported-by: Keith Busch <keith.busch@intel.com>
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Tested-by: Keith Busch <keith.busch@intel.com>
Link: https://lkml.kernel.org/r/alpine.DEB.2.20.1801171557330.1777@nanos
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Current code configures the hardware with a new SA before the state has been
fully initialized. During this time interval, an incoming ESP packet can cause
a crash due to a NULL dereference. More specifically, xfrm_input() considers
the packet as valid, and yet, anti-replay mechanism is not initialized.
Move hardware configuration to the end of xfrm_state_construct(), and mark
the state as valid once the SA is fully initialized.
Fixes: d77e38e612a0 ("xfrm: Add an IPsec hardware offloading API")
Signed-off-by: Aviad Yehezkel <aviadye@mellnaox.com>
Signed-off-by: Aviv Heller <avivh@mellanox.com>
Signed-off-by: Yossi Kuperman <yossiku@mellanox.com>
Signed-off-by: Steffen Klassert <steffen.klassert@secunet.com>
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The E1 has two headphone jacks, one of which can be set as a microphone
input. In the default mode, it uses the built-in microphone as an input.
By sending a special command, the second headphone jack is instead used
as an input.
This might work with the E3 as well, but I don't have one of those to
test it.
Signed-off-by: Ian Douglas Scott <ian@iandouglasscott.com>
Signed-off-by: Takashi Iwai <tiwai@suse.de>
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If an invalid CANFD frame is received, from a driver or from a tun
interface, a Kernel warning is generated.
This patch replaces the WARN_ONCE by a simple pr_warn_once, so that a
kernel, bootet with panic_on_warn, does not panic. A printk seems to be
more appropriate here.
Reported-by: syzbot+e3b775f40babeff6e68b@syzkaller.appspotmail.com
Suggested-by: Dmitry Vyukov <dvyukov@google.com>
Acked-by: Oliver Hartkopp <socketcan@hartkopp.net>
Cc: linux-stable <stable@vger.kernel.org>
Signed-off-by: Marc Kleine-Budde <mkl@pengutronix.de>
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If an invalid CAN frame is received, from a driver or from a tun
interface, a Kernel warning is generated.
This patch replaces the WARN_ONCE by a simple pr_warn_once, so that a
kernel, bootet with panic_on_warn, does not panic. A printk seems to be
more appropriate here.
Reported-by: syzbot+4386709c0c1284dca827@syzkaller.appspotmail.com
Suggested-by: Dmitry Vyukov <dvyukov@google.com>
Acked-by: Oliver Hartkopp <socketcan@hartkopp.net>
Cc: linux-stable <stable@vger.kernel.org>
Signed-off-by: Marc Kleine-Budde <mkl@pengutronix.de>
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This IP provides the write protect signal level in the status
register, but it is also possible to use GPIO for WP. They are
exclusive, so it is not efficient to call mmc_gpio_get_ro() every
time from tmio_mmc_get_ro() if we know gpio_ro is not used.
Check the capability of gpio_ro just once in the probe function,
then set mmc_gpio_get_ro to .get_ro if it is the case.
Signed-off-by: Masahiro Yamada <yamada.masahiro@socionext.com>
Signed-off-by: Ulf Hansson <ulf.hansson@linaro.org>
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Like mmc_can_gpio_cd(), mmc_can_gpio_ro() will also be useful for host
drivers to know whether GPIO write-protect detection is supported.
Signed-off-by: Masahiro Yamada <yamada.masahiro@socionext.com>
Signed-off-by: Ulf Hansson <ulf.hansson@linaro.org>
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Drivers need to set up various struct members for tmio_mmc_host before
calling tmio_mmc_host_probe(). Do likewise for host->dma_ops instead
of passing it as a function argument.
Signed-off-by: Masahiro Yamada <yamada.masahiro@socionext.com>
Reviewed-by: Wolfram Sang <wsa+renesas@sang-engineering.com>
Signed-off-by: Ulf Hansson <ulf.hansson@linaro.org>
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mmc_of_parse() parses various DT properties and sets capability flags
accordingly. However, drivers have no chance to run platform init
code depending on such flags because mmc_of_parse() is called from
tmio_mmc_host_probe().
Move mmc_of_parse() to tmio_mmc_host_alloc() so that drivers can
handle capabilities before mmc_add_host(). Move tmio_mmc_of_parse()
likewise.
Signed-off-by: Masahiro Yamada <yamada.masahiro@socionext.com>
Reviewed-by: Wolfram Sang <wsa+renesas@sang-engineering.com>
Signed-off-by: Ulf Hansson <ulf.hansson@linaro.org>
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The clock is enabled in the tmio_mmc_host_probe(). It also prevents
drivers from performing platform-specific settings before mmc_add_host()
because the register access generally requires a clock.
Enable/disable the clock in drivers' probe/remove. Also, I passed
tmio_mmc_data to tmio_mmc_host_alloc() because renesas_sdhi_clk_enable()
needs it to get the private data from tmio_mmc_host.
Signed-off-by: Masahiro Yamada <yamada.masahiro@socionext.com>
Reviewed-by: Wolfram Sang <wsa+renesas@sang-engineering.com>
Signed-off-by: Ulf Hansson <ulf.hansson@linaro.org>
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The register region is ioremap'ed in the tmio_mmc_host_probe(), i.e.
drivers cannot get access to the hardware before mmc_add_host().
Actually, renesas_sdhi_core.c reads out the CTL_VERSION register to
complete the platform-specific settings. However, at this point,
the MMC host is already running.
Move the register ioremap to tmio_mmc_host_alloc() so that drivers
can perform platform-specific settings between tmio_mmc_host_alloc()
and tmio_mmc_host_probe().
I changed tmio_mmc_host_alloc() to return an error pointer to
propagate the return code from devm_ioremap_resource().
Signed-off-by: Masahiro Yamada <yamada.masahiro@socionext.com>
Reviewed-by: Wolfram Sang <wsa+renesas@sang-engineering.com>
Signed-off-by: Ulf Hansson <ulf.hansson@linaro.org>
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