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The last user of this struct gone a couple of releases ago.
Besides that there were not so many users of this API for
more than 10 years:
1/ The one is Intel Merrifield, that had been added 2016-08-31
by the commit 3976b0380b31 ("x86/platform/intel-mid: Enable
SD card detection on Merrifield") and removed 2021-02-11 by
the commit 4590d98f5a4f ("sfi: Remove framework for deprecated
firmware").
2/ The other is Intel Sunrisepoint related, that had been added
2015-02-06 by the commit e1bfad6d936d ("mmc: sdhci-pci: Add
support for drive strength selection for SPT") and removed
2017-03-20 by the commit 51ced59cc02e ("mmc: sdhci-pci: Use
ACPI DSM to get driver strength for some Intel devices").
Effectively this is a revert of the commit 52c506f0bc72 ("mmc:
sdhci-pci: add platform data").
Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Acked-by: Adrian Hunter <adrian.hunter@intel.com>
Link: https://lore.kernel.org/r/20211014132613.27861-4-andriy.shevchenko@linux.intel.com
Signed-off-by: Ulf Hansson <ulf.hansson@linaro.org>
The analogue of the sdhci_get_cd_nogpio() is used in the sdhci-pci-core
and sdhci-acpi modules. Deduplicate it by moving to sdhci and exporting.
Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Acked-by: Adrian Hunter <adrian.hunter@intel.com>
Link: https://lore.kernel.org/r/20211014132613.27861-2-andriy.shevchenko@linux.intel.com
Signed-off-by: Ulf Hansson <ulf.hansson@linaro.org>
There are several error return paths that dereference the null pointer
host because the pointer has not yet been set to a valid value.
Fix this by adding a new out_mmc label and exiting via this label
to avoid the host clean up and hence the null pointer dereference.
Addresses-Coverity: ("Explicit null dereference")
Fixes: 8105c2abbf36 ("mmc: moxart: Fix reference count leaks in moxart_probe")
Signed-off-by: Colin Ian King <colin.king@canonical.com>
Link: https://lore.kernel.org/r/20211013100052.125461-1-colin.king@canonical.com
Signed-off-by: Ulf Hansson <ulf.hansson@linaro.org>
Intel Merrifield platform had been converted to use ACPI enumeration.
However, the driver missed an update to retrieve card detect GPIO.
Fix it here.
Unfortunately we can't rely on CD GPIO state because there are two
different PCB designs in the wild that are using the opposite card
detection sense and there is no way to distinguish those platforms,
that's why ignore CD GPIO completely and use it only as an event.
Fixes: 4590d98f5a4f ("sfi: Remove framework for deprecated firmware")
BugLink: https://github.com/edison-fw/meta-intel-edison/issues/135
Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Acked-by: Adrian Hunter <adrian.hunter@intel.com>
Cc: stable@vger.kernel.org
Link: https://lore.kernel.org/r/20211013201723.52212-2-andriy.shevchenko@linux.intel.com
Signed-off-by: Ulf Hansson <ulf.hansson@linaro.org>
The "msh" pointer is device managed, meaning that memstick_alloc_host()
calls device_initialize() on it. That means that it can't be free
using kfree() but must instead be freed with memstick_free_host().
Otherwise it leads to a tiny memory leak of device resources.
Fixes: 60fdd931d577 ("memstick: add support for JMicron jmb38x MemoryStick host controller")
Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com>
Link: https://lore.kernel.org/r/20211011123912.GD15188@kili
Signed-off-by: Ulf Hansson <ulf.hansson@linaro.org>
The issue happens in several error handling paths on two refcounted
object related to the object "host" (dma_chan_rx, dma_chan_tx). In
these paths, the function forgets to decrement one or both objects'
reference count increased earlier by dma_request_chan(), causing
reference count leaks.
Fix it by balancing the refcounts of both objects in some error
handling paths. In correspondence with the changes in moxart_probe(),
IS_ERR() is replaced with IS_ERR_OR_NULL() in moxart_remove() as well.
Signed-off-by: Xin Xiong <xiongx18@fudan.edu.cn>
Signed-off-by: Xiyu Yang <xiyuyang19@fudan.edu.cn>
Signed-off-by: Xin Tan <tanxin.ctf@gmail.com>
Link: https://lore.kernel.org/r/20211009041918.28419-1-xiongx18@fudan.edu.cn
Signed-off-by: Ulf Hansson <ulf.hansson@linaro.org>
Currently default label of GPIO is assigned to the device name,
when no con_id provided. Instead, let's update it to reflect
what it's about (use already prepared template).
Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Link: https://lore.kernel.org/r/20210929111757.52625-2-andriy.shevchenko@linux.intel.com
Signed-off-by: Ulf Hansson <ulf.hansson@linaro.org>
Refactor mmc_gpio_alloc() to drop unneeded indentation level
and double condition. This increases readability of the code.
Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Link: https://lore.kernel.org/r/20210929111757.52625-1-andriy.shevchenko@linux.intel.com
Signed-off-by: Ulf Hansson <ulf.hansson@linaro.org>
The schema defines dependency only of clock-output-names on #clock-cells.
The dependency in opposite direction - requirement of clock-output-names
if #clock-cells is defined - should be explicitly included in the
bindings.
Signed-off-by: Krzysztof Kozlowski <krzysztof.kozlowski@canonical.com>
Reviewed-by: Rob Herring <robh@kernel.org>
Link: https://lore.kernel.org/r/20211004151646.73599-1-krzysztof.kozlowski@canonical.com
Signed-off-by: Ulf Hansson <ulf.hansson@linaro.org>
The Microchip PolarFire SoC FPGA DTSI uses Cadence SD/SDIO/eMMC Host
Controller without any additional vendor compatible:
arch/riscv/boot/dts/microchip/microchip-mpfs-icicle-kit.dt.yaml: mmc@20008000: compatible:0: 'cdns,sd4hc' is not one of ['socionext,uniphier-sd4hc']
arch/riscv/boot/dts/microchip/microchip-mpfs-icicle-kit.dt.yaml: mmc@20008000: compatible: ['cdns,sd4hc'] is too short
Signed-off-by: Krzysztof Kozlowski <krzysztof.kozlowski@canonical.com>
Reviewed-by: Geert Uytterhoeven <geert@linux-m68k.org>
Acked-by: Rob Herring <robh@kernel.org>
Link: https://lore.kernel.org/r/20210927125044.20046-1-krzysztof.kozlowski@canonical.com
Signed-off-by: Ulf Hansson <ulf.hansson@linaro.org>
clang-14 complains about a sanity check that always passes when the
page size is 64KB or larger:
drivers/memstick/core/ms_block.c:1739:21: error: result of comparison of constant 65536 with expression of type 'unsigned short' is always false [-Werror,-Wtautological-constant-out-of-range-compare]
if (msb->page_size > PAGE_SIZE) {
~~~~~~~~~~~~~~ ^ ~~~~~~~~~
This is fine, it will still work on all architectures, so just shut
up that warning with a cast.
Fixes: 0ab30494bc4f ("memstick: add support for legacy memorysticks")
Signed-off-by: Arnd Bergmann <arnd@arndb.de>
Link: https://lore.kernel.org/r/20210927094520.696665-1-arnd@kernel.org
Signed-off-by: Ulf Hansson <ulf.hansson@linaro.org>
According to the specification, DLL status has to be locked before using it.
Signed-off-by: Zhenxiong Lai <zhenxiong.lai@unisoc.com>
Signed-off-by: Chunyan Zhang <chunyan.zhang@unisoc.com>
Acked-by: Adrian Hunter <adrian.hunter@intel.com>
Link: https://lore.kernel.org/r/20210926092835.146449-1-zhang.lyra@gmail.com
Signed-off-by: Ulf Hansson <ulf.hansson@linaro.org>
There is a spelling mistake in a pr_info message. Fix it. Also
put msi in capital letters.
Signed-off-by: Colin Ian King <colin.king@canonical.com>
Acked-by: Adrian Hunter <adrian.hunter@intel.com>
Link: https://lore.kernel.org/r/20210924225111.143112-1-colin.king@canonical.com
Signed-off-by: Ulf Hansson <ulf.hansson@linaro.org>
Nowadays the standard non-removable property should be used, but we
still need to parse the ti,non-removable too. Let's document it as a
deprecated property.
Cc: Rob Herring <robh+dt@kernel.org>
Cc: devicetree@vger.kernel.org
Suggested-by: Ulf Hansson <ulf.hansson@linaro.org>
Signed-off-by: Tony Lindgren <tony@atomide.com>
Link: https://lore.kernel.org/r/20210924073441.7835-1-tony@atomide.com
Signed-off-by: Ulf Hansson <ulf.hansson@linaro.org>
Clean up sdhci_calc_timeout() a bit, and let it set too_big to be true only
when the timeout value required by the eMMC device exceeds the capability of
the host hardware timer.
Signed-off-by: Bean Huo <beanhuo@micron.com>
Acked-by: Adrian Hunter <adrian.hunter@intel.com>
Link: https://lore.kernel.org/r/20210917172727.26834-2-huobean@gmail.com
Signed-off-by: Ulf Hansson <ulf.hansson@linaro.org>
Put a small comment before assigning IRQ_WAKE_THREAD
telling us what is going on.
Cc: Russell King <linux@armlinux.org.uk>
Cc: Yann Gautier <yann.gautier@foss.st.com>
Cc: Ludovic Barre <ludovic.barre@st.com>
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
Link: https://lore.kernel.org/r/20210921143359.1738149-1-linus.walleij@linaro.org
Signed-off-by: Ulf Hansson <ulf.hansson@linaro.org>
ADMA is only available on controller instances that are connected to the
L3 interconnect and are bus mastering capable.
As the MMCHS_HL_HWINFO is in the module registers before omap registers
and sdhci registers, and the omap registers and sdhci registers can be
at different offsets depending on the SoC, let's read MMCHS_HL_HWINFO
directly.
Let's also switch to using device_property_present() while at it.
Signed-off-by: Tony Lindgren <tony@atomide.com>
Link: https://lore.kernel.org/r/20210921110029.21944-6-tony@atomide.com
Signed-off-by: Ulf Hansson <ulf.hansson@linaro.org>
We need to support the legacy ti,non-removable property too. Let's warn
about the legacy property and mark the device as non-removable.
Naturally all the mainline kernel devicetree files will get updated to use
the standard non-removable property with the sdhci-omap conversion. But we
also have folks updating their kernels with custom devicetree files that
we need to consider.
Signed-off-by: Tony Lindgren <tony@atomide.com>
Link: https://lore.kernel.org/r/20210921110029.21944-5-tony@atomide.com
Signed-off-by: Ulf Hansson <ulf.hansson@linaro.org>
The sysconfig register is managed in a generic way by PM runtime for us by
the interconnect target module layer code. SDHCI_RESET_ALL also resets the
target module configuration, so we need to restore sysconfig after reset.
Note that there is no need to save and restore sysconfig during PM runtime,
the PM runtime layer will do that for us.
Not sure if this issue is a problem with the current configurations, I
noticed the issue while adding support for older TI SoCs and testing with
wlcore SDIO wlan device.
Signed-off-by: Tony Lindgren <tony@atomide.com>
Link: https://lore.kernel.org/r/20210921110029.21944-4-tony@atomide.com
Signed-off-by: Ulf Hansson <ulf.hansson@linaro.org>
We need to restore context in a specified order with HCTL set in two
phases. This is similar to what omap_hsmmc_context_restore() is doing.
Otherwise SDIO can stop working on resume.
And for PM runtime and SDIO cards, we need to also save SYSCTL, IE and
ISE.
This should not be a problem currently, and these patches can be applied
whenever suitable.
Fixes: ee0f309263a6 ("mmc: sdhci-omap: Add Support for Suspend/Resume")
Signed-off-by: Tony Lindgren <tony@atomide.com>
Link: https://lore.kernel.org/r/20210921110029.21944-3-tony@atomide.com
Signed-off-by: Ulf Hansson <ulf.hansson@linaro.org>
If sdhci-omap is configured for an unused device instance and the device
is not set as disabled, we can get a NULL pointer dereference:
Unable to handle kernel NULL pointer dereference at virtual address
00000045
...
(regulator_set_voltage) from [<c07d7008>] (mmc_regulator_set_ocr+0x44/0xd0)
(mmc_regulator_set_ocr) from [<c07e2d80>] (sdhci_set_ios+0xa4/0x490)
(sdhci_set_ios) from [<c07ea690>] (sdhci_omap_set_ios+0x124/0x160)
(sdhci_omap_set_ios) from [<c07c8e94>] (mmc_power_up.part.0+0x3c/0x154)
(mmc_power_up.part.0) from [<c07c9d20>] (mmc_start_host+0x88/0x9c)
(mmc_start_host) from [<c07cad34>] (mmc_add_host+0x58/0x7c)
(mmc_add_host) from [<c07e2574>] (__sdhci_add_host+0xf0/0x22c)
(__sdhci_add_host) from [<c07eaf68>] (sdhci_omap_probe+0x318/0x72c)
(sdhci_omap_probe) from [<c06a39d8>] (platform_probe+0x58/0xb8)
AFAIK we are not seeing this with the devices configured in the mainline
kernel but this can cause issues for folks bringing up their boards.
Fixes: 7d326930d352 ("mmc: sdhci-omap: Add OMAP SDHCI driver")
Signed-off-by: Tony Lindgren <tony@atomide.com>
Link: https://lore.kernel.org/r/20210921110029.21944-2-tony@atomide.com
Signed-off-by: Ulf Hansson <ulf.hansson@linaro.org>
According to JEDEC Spec, there is no need to do tuning under HS400 mode
since the Rx signal is aligned with the DS signal. However, MediaTek's IC
need set its "DS delay" internally to ensure it can latch Rx signal
correctly.
In previous version, We provide an "hs400-ds-delay" in device tree to cover
different chipset/PCB design, and it works fine in most cases. But, with
the development of process technology and the big VCore voltage scale
range(may have 0.7V/0.6V/0.55V), it is difficult to find a suitable
"hs400-ds-delay" to cover all of IC corner cases(SSSS/TTTT/FFFF). So that
We must have the ability to do hs400 online tuning.
Signed-off-by: Wenbin Mei <wenbin.mei@mediatek.com>
Reviewed-by: Chaotian Jing <chaotian.jing@mediatek.com>
Link: https://lore.kernel.org/r/20210917124803.22871-4-wenbin.mei@mediatek.com
Signed-off-by: Ulf Hansson <ulf.hansson@linaro.org>
This adds a ->execute_hs400_tuning() host callback to enable optional
support for host specific tuning for eMMC HS400 mode. Additionally, share
mmc_get_ext_csd() through the public host headerfile, to allow it to be
used by the host drivers, which is needed to support the HS400 tuning.
Signed-off-by: Wenbin Mei <wenbin.mei@mediatek.com>
Link: https://lore.kernel.org/r/20210917124803.22871-3-wenbin.mei@mediatek.com
Signed-off-by: Ulf Hansson <ulf.hansson@linaro.org>
The MODULE_DEVICE_TABLE already creates proper alias for platform
driver. Having another MODULE_ALIAS causes the alias to be duplicated.
Signed-off-by: Krzysztof Kozlowski <krzysztof.kozlowski@canonical.com>
Reviewed-by: Jaehoon Chung <jh80.chung@samsunhg.com>
Link: https://lore.kernel.org/r/20210916170511.137915-1-krzysztof.kozlowski@canonical.com
Signed-off-by: Ulf Hansson <ulf.hansson@linaro.org>
Only wait for DRTO on reads, otherwise the driver hangs.
The driver prevents sending CMD12 on response errors like CRCs. According
to the comment this is because some cards have problems with this during
the UHS tuning sequence. Unfortunately this workaround currently also
applies for any command with data. On reads this will set the drto timer,
which then triggers after a while. On writes this will not set any timer
and the tasklet will not be scheduled again.
I cannot test for the UHS workarounds need, but even if so, it should at
most apply to reads. I have observed many hangs when CMD25 response
contained a CRC error. This patch fixes this without touching the actual
UHS tuning workaround.
Signed-off-by: Christian Loehle <cloehle@hyperstone.com>
Reviewed-by: Jaehoon Chung <jh80.chung@samsung.com>
Cc: stable@vger.kernel.org
Link: https://lore.kernel.org/r/af8f8b8674ba4fcc9a781019e4aeb72c@hyperstone.com
Signed-off-by: Ulf Hansson <ulf.hansson@linaro.org>
As noted in the "Deprecated Interfaces, Language Features, Attributes,
and Conventions" documentation [1], size calculations (especially
multiplication) should not be performed in memory allocator (or similar)
function arguments due to the risk of them overflowing. This could lead
to values wrapping around and a smaller allocation being made than the
caller was expecting. Using those allocations could lead to linear
overflows of heap memory and other misbehaviors.
So, use the struct_size() helper to do the arithmetic instead of the
argument "size + count * size" in the kzalloc() function.
[1] https://www.kernel.org/doc/html/v5.14/process/deprecated.html#open-coded-arithmetic-in-allocator-arguments
Signed-off-by: Len Baker <len.baker@gmx.com>
Link: https://lore.kernel.org/r/20210911131933.2089-1-len.baker@gmx.com
Signed-off-by: Ulf Hansson <ulf.hansson@linaro.org>
Intel Thunder Bay SoC eMMC controller is based on Arasan
eMMC 5.1 host controller IP
Signed-off-by: Rashmi A <rashmi.a@intel.com>
Reviewed-by: Adrian Hunter <adrian.hunter@intel.com>
Link: https://lore.kernel.org/r/20210829182443.30802-2-rashmi.a@intel.com
Signed-off-by: Ulf Hansson <ulf.hansson@linaro.org>
Use the helper macro SET_RUNTIME_PM_OPS() instead of the verbose
operators ".runtime_suspend/.runtime_resume", because the
SET_RUNTIME_PM_OPS() is a nice helper macro that could be brought
in to make code a little more concise.
Signed-off-by: Cai Huoqing <caihuoqing@baidu.com>
Link: https://lore.kernel.org/r/20210907025940.1535-1-caihuoqing@baidu.com
Signed-off-by: Ulf Hansson <ulf.hansson@linaro.org>
We never checked for errors on add_disk() as this function returned void.
Now that this is fixed, use the shiny new error handling.
Contrary to the typical removal which delays the put_disk() until later,
since we are failing on a probe we immediately put the disk on failure from
add_disk by using blk_cleanup_disk().
Signed-off-by: Luis Chamberlain <mcgrof@kernel.org>
Link: https://lore.kernel.org/r/20210902174105.2418771-4-mcgrof@kernel.org
Signed-off-by: Ulf Hansson <ulf.hansson@linaro.org>
We never checked for errors on add_disk() as this function returned void.
Now that this is fixed, use the shiny new error handling.
Contrary to the typical removal which delays the put_disk() until later,
since we are failing on a probe we immediately put the disk on failure from
add_disk by using blk_cleanup_disk().
Signed-off-by: Luis Chamberlain <mcgrof@kernel.org>
Link: https://lore.kernel.org/r/20210902174105.2418771-3-mcgrof@kernel.org
Signed-off-by: Ulf Hansson <ulf.hansson@linaro.org>
MMC Cards can have an optional Device Tree binding to add
non-discoverable properties.
Now that we have the DT validation in place, let's convert the device
tree bindings for that driver over to a YAML schema.
Some of these properties were already described in the MMC controller
binding, even though they are not generic and do not apply to any
device, so we took the occasion to fix this.
Cc: linux-mmc@vger.kernel.org
Cc: Ulf Hansson <ulf.hansson@linaro.org>
Signed-off-by: Maxime Ripard <maxime@cerno.tech>
Reviewed-by: Rob Herring <robh@kernel.org>
Link: https://lore.kernel.org/r/20210901091852.479202-31-maxime@cerno.tech
Signed-off-by: Ulf Hansson <ulf.hansson@linaro.org>
We never checked for errors on add_disk() as this function returned void.
Now that this is fixed, use the shiny new error handling.
The caller only cleanups the disk if we pass on an allocated md but on
error we return return ERR_PTR(ret), and so we must do all the unwinding
ourselves.
Signed-off-by: Luis Chamberlain <mcgrof@kernel.org>
Link: https://lore.kernel.org/r/20210830212538.148729-5-mcgrof@kernel.org
Signed-off-by: Ulf Hansson <ulf.hansson@linaro.org>
The mmc_request structure(*mrq) is not used. //msdc_cmd_find_resp
I remove the unnecessary code related to the mmc_request structure.
Signed-off-by: ChanWoo Lee <cw9316.lee@samsung.com>
Link: https://lore.kernel.org/r/20210827093119.32481-1-cw9316.lee@samsung.com
Signed-off-by: Ulf Hansson <ulf.hansson@linaro.org>
We found this issue on a 5G platform, during CMDQ error handling, if DMA
status is active when it call msdc_reset_hw(), it means mmc host hw reset
and DMA transfer will be parallel, mmc host may access sram region
unexpectedly. According to the programming guide of mtk-sd host, it needs
to wait for dma stop done after set dma stop.
This change should be applied to all SoCs.
Signed-off-by: Derong Liu <derong.liu@mediatek.com>
Cc: stable@vger.kernel.org
Link: https://lore.kernel.org/r/20210827071537.1034-1-derong.liu@mediatek.com
Signed-off-by: Ulf Hansson <ulf.hansson@linaro.org>
Fix a regression hit by the IPR SCSI driver, introduced by the recent addition of MSI
domains on pseries.
A big series including 8 BPF fixes, some with potential security impact and the rest
various code generation issues.
Fix our program check assembler entry path, which was accidentally jumping into a gas
macro and generating strange stack frames, which could confuse find_bug().
A couple of fixes, and related changes, to fix corner cases in our machine check handling.
Fix our DMA IOMMU ops, which were not always returning the optimal DMA mask, leading to
at least one device falling back to 32-bit DMA when it shouldn't.
A fix for KUAP handling on 32-bit Book3S.
Fix crashes seen when kdumping on some pseries systems.
Thanks to: Naveen N. Rao, Nicholas Piggin, Alexey Kardashevskiy, Cédric Le Goater,
Christophe Leroy, Mahesh Salgaonkar, Abdul Haleem, Christoph Hellwig, Johan Almbladh, Stan
Johnson.
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Merge tag 'powerpc-5.15-3' of git://git.kernel.org/pub/scm/linux/kernel/git/powerpc/linux
Pull powerpc fixes from Michael Ellerman:
"A bit of a big batch, partly because I didn't send any last week, and
also just because the BPF fixes happened to land this week.
Summary:
- Fix a regression hit by the IPR SCSI driver, introduced by the
recent addition of MSI domains on pseries.
- A big series including 8 BPF fixes, some with potential security
impact and the rest various code generation issues.
- Fix our program check assembler entry path, which was accidentally
jumping into a gas macro and generating strange stack frames, which
could confuse find_bug().
- A couple of fixes, and related changes, to fix corner cases in our
machine check handling.
- Fix our DMA IOMMU ops, which were not always returning the optimal
DMA mask, leading to at least one device falling back to 32-bit DMA
when it shouldn't.
- A fix for KUAP handling on 32-bit Book3S.
- Fix crashes seen when kdumping on some pseries systems.
Thanks to Naveen N. Rao, Nicholas Piggin, Alexey Kardashevskiy, Cédric
Le Goater, Christophe Leroy, Mahesh Salgaonkar, Abdul Haleem,
Christoph Hellwig, Johan Almbladh, Stan Johnson"
* tag 'powerpc-5.15-3' of git://git.kernel.org/pub/scm/linux/kernel/git/powerpc/linux:
pseries/eeh: Fix the kdump kernel crash during eeh_pseries_init
powerpc/32s: Fix kuap_kernel_restore()
powerpc/pseries/msi: Add an empty irq_write_msi_msg() handler
powerpc/64s: Fix unrecoverable MCE calling async handler from NMI
powerpc/64/interrupt: Reconcile soft-mask state in NMI and fix false BUG
powerpc/64: warn if local irqs are enabled in NMI or hardirq context
powerpc/traps: do not enable irqs in _exception
powerpc/64s: fix program check interrupt emergency stack path
powerpc/bpf ppc32: Fix BPF_SUB when imm == 0x80000000
powerpc/bpf ppc32: Do not emit zero extend instruction for 64-bit BPF_END
powerpc/bpf ppc32: Fix JMP32_JSET_K
powerpc/bpf ppc32: Fix ALU32 BPF_ARSH operation
powerpc/bpf: Emit stf barrier instruction sequences for BPF_NOSPEC
powerpc/security: Add a helper to query stf_barrier type
powerpc/bpf: Fix BPF_SUB when imm == 0x80000000
powerpc/bpf: Fix BPF_MOD when imm == 1
powerpc/bpf: Validate branch ranges
powerpc/lib: Add helper to check if offset is within conditional branch range
powerpc/iommu: Report the correct most efficient DMA mask for PCI devices
- Align .altinstructions section creation with the kernel's by creating
them with entry size of 0
- Fix objtool to convert a reloc symbol to a section offset and not to
not warn about not knowing how
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Merge tag 'objtool_urgent_for_v5.15_rc5' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip
Pull objtool fixes from Borislav Petkov:
- Remove an extra section.len member in favour of section.sh_size
- Align .altinstructions section creation with the kernel's by creating
them with entry size of 0
- Fix objtool to convert a reloc symbol to a section offset and not to
not warn about not knowing how
* tag 'objtool_urgent_for_v5.15_rc5' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip:
objtool: Remove redundant 'len' field from struct section
objtool: Make .altinstructions section entry size consistent
objtool: Remove reloc symbol type checks in get_alt_entry()
out due to histerical reasons and 64-bit kernels reject them
- A fix to clear X86_FEATURE_SMAP when support for is not config-enabled
- Three fixes correcting misspelled Kconfig symbols used in code
- Two resctrl object cleanup fixes
- Yet another attempt at fixing the neverending saga of botched x86
timers, this time because some incredibly smart hardware decides to turn
off the HPET timer in a low power state - who cares if the OS is relying
on it...
- Check the full return value range of an SEV VMGEXIT call to determine
whether it returned an error
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Merge tag 'x86_urgent_for_v5.15_rc5' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip
Pull x86 fixes from Borislav Petkov:
- A FPU fix to properly handle invalid MXCSR values: 32-bit masks them
out due to historical reasons and 64-bit kernels reject them
- A fix to clear X86_FEATURE_SMAP when support for is not
config-enabled
- Three fixes correcting misspelled Kconfig symbols used in code
- Two resctrl object cleanup fixes
- Yet another attempt at fixing the neverending saga of botched x86
timers, this time because some incredibly smart hardware decides to
turn off the HPET timer in a low power state - who cares if the OS is
relying on it...
- Check the full return value range of an SEV VMGEXIT call to determine
whether it returned an error
* tag 'x86_urgent_for_v5.15_rc5' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip:
x86/fpu: Restore the masking out of reserved MXCSR bits
x86/Kconfig: Correct reference to MWINCHIP3D
x86/platform/olpc: Correct ifdef symbol to intended CONFIG_OLPC_XO15_SCI
x86/entry: Clear X86_FEATURE_SMAP when CONFIG_X86_SMAP=n
x86/entry: Correct reference to intended CONFIG_64_BIT
x86/resctrl: Fix kfree() of the wrong type in domain_add_cpu()
x86/resctrl: Free the ctrlval arrays when domain_setup_mon_state() fails
x86/hpet: Use another crystalball to evaluate HPET usability
x86/sev: Return an error on a returned non-zero SW_EXITINFO1[31:0]
