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With Secure AVIC, the APIC backing page is owned and managed by the guest.
Allocate and initialize APIC backing page for all guest CPUs.
The NPT entry for a vCPU's APIC backing page must always be present when the
vCPU is running in order for Secure AVIC to function. A VMEXIT_BUSY is
returned on VMRUN and the vCPU cannot be resumed otherwise.
To handle this, notify GPA of the vCPU's APIC backing page to the hypervisor
by using the SVM_VMGEXIT_SECURE_AVIC GHCB protocol event. Before executing
VMRUN, the hypervisor makes use of this information to make sure the APIC
backing page is mapped in the NPT.
[ bp: Massage commit message. ]
Co-developed-by: Kishon Vijay Abraham I <kvijayab@amd.com>
Signed-off-by: Kishon Vijay Abraham I <kvijayab@amd.com>
Signed-off-by: Neeraj Upadhyay <Neeraj.Upadhyay@amd.com>
Signed-off-by: Borislav Petkov (AMD) <bp@alien8.de>
Reviewed-by: Tianyu Lan <tiala@microsoft.com>
Link: https://lore.kernel.org/20250828070334.208401-3-Neeraj.Upadhyay@amd.com
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The 15-inch M2 MacBook Air was released a year after the 13-inch one
thus missed in initial submission of devicetrees for M2 based devices.
It is currently a copy of t8112-j413 with edited identifiers but will
eventually differ in a meaningful way. It has for example a different
speaker configuration than the 13-inch model.
Reviewed-by: Neal Gompa <neal@gompa.dev>
Reviewed-by: Sven Peter <sven@kernel.org>
Signed-off-by: Janne Grunau <j@jannau.net>
Link: https://lore.kernel.org/r/20250823-apple-dt-sync-6-17-v2-5-6dc0daeb4786@jannau.net
Signed-off-by: Sven Peter <sven@kernel.org>
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This adds the "apple,j415" (MacBook Air (15-inch, M2, 2023) to the
apple,t8112 platform.
Reviewed-by: Neal Gompa <neal@gompa.dev>
Reviewed-by: Sven Peter <sven@kernel.org>
Signed-off-by: Janne Grunau <j@jannau.net>
Acked-by: Rob Herring (Arm) <robh@kernel.org>
Link: https://lore.kernel.org/r/20250823-apple-dt-sync-6-17-v2-4-6dc0daeb4786@jannau.net
Signed-off-by: Sven Peter <sven@kernel.org>
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Add bluetooth PCIe device nodes to specify per device brcm,board-type
and provide the bootloader filled "local-bd-address" and calibration
data.
Signed-off-by: Hector Martin <marcan@marcan.st>
Reviewed-by: Neal Gompa <neal@gompa.dev>
Reviewed-by: Sven Peter <sven@kernel.org>
Signed-off-by: Janne Grunau <j@jannau.net>
Link: https://lore.kernel.org/r/20250823-apple-dt-sync-6-17-v2-3-6dc0daeb4786@jannau.net
Signed-off-by: Sven Peter <sven@kernel.org>
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Add compatible and antenna-sku properties to the shared node and
brcm,board-type property to individuall board device trees.
Signed-off-by: Hector Martin <marcan@marcan.st>
Reviewed-by: Neal Gompa <neal@gompa.dev>
Reviewed-by: Sven Peter <sven@kernel.org>
Signed-off-by: Janne Grunau <j@jannau.net>
Link: https://lore.kernel.org/r/20250823-apple-dt-sync-6-17-v2-2-6dc0daeb4786@jannau.net
Signed-off-by: Sven Peter <sven@kernel.org>
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PCIe `port01` of t8103-j457 (iMac, M1, 2 USB-C ports, 2021) is unused
and disabled. Linux' PCI subsystem assigns the ethernet nic from
`port02` to bus 02. This results into assigning `pcie0_dart_1` from the
disabled port as iommu. The `pcie0_dart_1` instance is disabled and
probably fused off (it is on the M2 Pro Mac mini which has a disabled
PCIe port as well).
Without iommu the ethernet nic is not expected work.
Adjusts the "bus-range" and the PCIe devices "reg" property to PCI
subsystem's bus number.
Fixes: 7c77ab91b33d ("arm64: dts: apple: Add missing M1 (t8103) devices")
Reviewed-by: Neal Gompa <neal@gompa.dev>
Reviewed-by: Sven Peter <sven@kernel.org>
Signed-off-by: Janne Grunau <j@jannau.net>
Link: https://lore.kernel.org/r/20250823-apple-dt-sync-6-17-v2-1-6dc0daeb4786@jannau.net
Signed-off-by: Sven Peter <sven@kernel.org>
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git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip
Pull x86 fixes from Borislav Petkov:
- Convert the SSB mitigation to the attack vector controls which got
forgotten at the time
- Prevent the CPUID topology hierarchy detection on AMD from
overwriting the correct initial APIC ID
- Fix the case of a machine shipping without microcode in the BIOS, in
the AMD microcode loader
- Correct the Pentium 4 model range which has a constant TSC
* tag 'x86_urgent_for_v6.17_rc4' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip:
x86/bugs: Add attack vector controls for SSB
x86/cpu/topology: Use initial APIC ID from XTOPOLOGY leaf on AMD/HYGON
x86/microcode/AMD: Handle the case of no BIOS microcode
x86/cpu/intel: Fix the constant_tsc model check for Pentium 4
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git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip
Pull scheduler fixes from Borislav Petkov:
- Fix a stall on the CPU offline path due to mis-counting a deadline
server task twice as part of the runqueue's running tasks count
- Fix a realtime tasks starvation case where failure to enqueue a timer
whose expiration time is already in the past would cause repeated
attempts to re-enqueue a deadline server task which leads to starving
the former, realtime one
- Prevent a delayed deadline server task stop from breaking the
per-runqueue bandwidth tracking
- Have a function checking whether the deadline server task has
stopped, return the correct value
* tag 'sched_urgent_for_v6.17_rc4' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip:
sched/deadline: Don't count nr_running for dl_server proxy tasks
sched/deadline: Fix RT task potential starvation when expiry time passed
sched/deadline: Always stop dl-server before changing parameters
sched/deadline: Fix dl_server_stopped()
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git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip
Pull irq fixes from Borislav Petkov:
- Remove unnecessary and noisy WARN_ONs in gic-v5's init path
- Avoid a kmemleak false positive for the gic-v5's L2 IST table entries
- Fix a retval check in mvebu-gicp's probe function
- Fix a wrong conversion to guards in atmel-aic[5] irqchip
* tag 'irq_urgent_for_v6.17_rc4' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip:
irqchip/gic-v5: Remove undue WARN_ON()s in the IRS affinity parsing
irqchip/gic-v5: Fix kmemleak L2 IST table entries false positives
irqchip/mvebu-gicp: Fix an IS_ERR() vs NULL check in probe()
irqchip/atmel-aic[5]: Fix incorrect lock guard conversion
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git://git.kernel.org/pub/scm/linux/kernel/git/kees/linux
Pull hardening fixes from Kees Cook:
- ARM: stacktrace: include asm/sections.h in asm/stacktrace.h (Arnd
Bergmann)
- ubsan: Fix incorrect hand-side used in handle (Junhui Pei)
- hardening: Require clang 20.1.0 for __counted_by (Nathan Chancellor)
* tag 'hardening-v6.17-rc4' of git://git.kernel.org/pub/scm/linux/kernel/git/kees/linux:
hardening: Require clang 20.1.0 for __counted_by
ARM: stacktrace: include asm/sections.h in asm/stacktrace.h
ubsan: Fix incorrect hand-side used in handle
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git://git.kernel.org/pub/scm/linux/kernel/git/brgl/linux
Pull gpio fixes from Bartosz Golaszewski:
- fix an off-by-one bug in interrupt handling in gpio-timberdale
- update MAINTAINERS
* tag 'gpio-fixes-for-v6.17-rc4' of git://git.kernel.org/pub/scm/linux/kernel/git/brgl/linux:
MAINTAINERS: Change Altera-PIO driver maintainer
gpio: timberdale: fix off-by-one in IRQ type boundary check
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batadv_nc_skb_decode_packet() trusts coded_len and checks only against
skb->len. XOR starts at sizeof(struct batadv_unicast_packet), reducing
payload headroom, and the source skb length is not verified, allowing an
out-of-bounds read and a small out-of-bounds write.
Validate that coded_len fits within the payload area of both destination
and source sk_buffs before XORing.
Fixes: 2df5278b0267 ("batman-adv: network coding - receive coded packets and decode them")
Cc: stable@vger.kernel.org
Reported-by: Stanislav Fort <disclosure@aisle.com>
Signed-off-by: Stanislav Fort <stanislav.fort@aisle.com>
Signed-off-by: Sven Eckelmann <sven@narfation.org>
Signed-off-by: Simon Wunderlich <sw@simonwunderlich.de>
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Convert Axis SoC bindings to DT schema format using json-schema.
Existing bindings supports ARTPEC-6 SoC and board.
Signed-off-by: SungMin Park <smn1196@coasia.com>
Signed-off-by: SeonGu Kang <ksk4725@coasia.com>
Reviewed-by: Rob Herring (Arm) <robh@kernel.org>
Signed-off-by: Ravi Patel <ravi.patel@samsung.com>
Link: https://lore.kernel.org/r/20250825114436.46882-7-ravi.patel@samsung.com
Signed-off-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
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address cells
Add missing address-cells 0 to the PCI interrupt node to silence W=1
warning:
uniphier-pxs3.dtsi:915.4-918.29: Warning (interrupt_map): /soc@0/pcie@66000000:interrupt-map:
Missing property '#address-cells' in node /soc@0/pcie@66000000/legacy-interrupt-controller, using 0 as fallback
Value '0' is correct because:
1. GIC interrupt controller does not have children,
2. interrupt-map property (in PCI node) consists of five components and
the fourth component "parent unit address", which size is defined by
'#address-cells' of the node pointed to by the interrupt-parent
component, is not used (=0)
Reviewed-by: Kunihiko Hayashi <hayashi.kunihiko@socionext.com>
Link: https://lore.kernel.org/r/20250822133318.312232-4-krzysztof.kozlowski@linaro.org
Signed-off-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
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address cells
Add missing address-cells 0 to the PCI interrupt node to silence W=1
warning:
uniphier-ld20.dtsi:941.4-944.29: Warning (interrupt_map): /soc@0/pcie@66000000:interrupt-map:
Missing property '#address-cells' in node /soc@0/pcie@66000000/legacy-interrupt-controller, using 0 as fallback
Value '0' is correct because:
1. GIC interrupt controller does not have children,
2. interrupt-map property (in PCI node) consists of five components and
the fourth component "parent unit address", which size is defined by
'#address-cells' of the node pointed to by the interrupt-parent
component, is not used (=0)
Reviewed-by: Kunihiko Hayashi <hayashi.kunihiko@socionext.com>
Link: https://lore.kernel.org/r/20250822133318.312232-3-krzysztof.kozlowski@linaro.org
Signed-off-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
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Add missing address-cells 0 to GIC interrupt node. Value '0' is correct
because GIC interrupt controller does not have children.
Reviewed-by: Alim Akhtar <alim.akhtar@samsung.com>
Link: https://lore.kernel.org/r/20250830093918.24619-2-krzysztof.kozlowski@linaro.org
Signed-off-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
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Determining the VMPL at which the kernel runs involves performing a RMPADJUST
operation on an arbitrary page of memory, and observing whether it succeeds.
The use of boot_ghcb_page in the core kernel in this case is completely
arbitrary, but results in the need to provide a PIC alias for it. So use
boot_svsm_ca_page instead, which already needs this alias for other reasons.
Signed-off-by: Ard Biesheuvel <ardb@kernel.org>
Signed-off-by: Borislav Petkov (AMD) <bp@alien8.de>
Reviewed-by: Tom Lendacky <thomas.lendacky@amd.com>
Link: https://lore.kernel.org/20250828102202.1849035-28-ardb+git@google.com
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The early page state change API performs an SVSM call to PVALIDATE each page
when running under a SVSM, and this involves either a GHCB page based call or
a call based on the MSR protocol.
The GHCB page based variant involves VA to PA translation of the GHCB address,
and this is best avoided in the startup code, where virtual addresses are
ambiguous (1:1 or kernel virtual).
As this is the last remaining occurrence of svsm_perform_call_protocol() in
the startup code, switch to the MSR protocol exclusively in this particular
case, so that the GHCB based plumbing can be moved out of the startup code
entirely in a subsequent patch.
Signed-off-by: Ard Biesheuvel <ardb@kernel.org>
Signed-off-by: Borislav Petkov (AMD) <bp@alien8.de>
Reviewed-by: Tom Lendacky <thomas.lendacky@amd.com>
Link: https://lore.kernel.org/20250828102202.1849035-27-ardb+git@google.com
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As the preceding code comment already indicates, remapping the SVSM
calling area occurs long before the GHCB page is configured, and so
calling svsm_perform_call_protocol() is guaranteed to result in a call
to svsm_perform_msr_protocol().
So just call the latter directly. This allows most of the GHCB based API
infrastructure to be moved out of the startup code in a subsequent
patch.
Signed-off-by: Ard Biesheuvel <ardb@kernel.org>
Signed-off-by: Borislav Petkov (AMD) <bp@alien8.de>
Reviewed-by: Borislav Petkov (AMD) <bp@alien8.de>
Reviewed-by: Tom Lendacky <thomas.lendacky@amd.com>
Link: https://lore.kernel.org/20250828102202.1849035-26-ardb+git@google.com
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To avoid a memory leak via mm_alloc() + mmdrop() the futex cleanup code
has been moved to __mmdrop(). This resulted in a warnings if the futex
hash table has been allocated via vmalloc() the mmdrop() was invoked
from atomic context.
The free path must stay in __mmput() to ensure it is invoked from
preemptible context.
In order to avoid the memory leak, delay the allocation of
mm_struct::mm->futex_ref to futex_hash_allocate(). This works because
neither the per-CPU counter nor the private hash has been allocated and
therefore
- futex_private_hash() callers (such as exit_pi_state_list()) don't
acquire reference if there is no private hash yet. There is also no
reference put.
- Regular callers (futex_hash()) fallback to global hash. No reference
counting here.
The futex_ref member can be allocated in futex_hash_allocate() before
the private hash itself is allocated. This happens either while the
first thread is created or on request. In both cases the process has
just a single thread so there can be either futex operation in progress
or the request to create a private hash.
Move futex_hash_free() back to __mmput();
Move the allocation of mm_struct::futex_ref to futex_hash_allocate().
[ bp: Fold a follow-up fix to prevent a use-after-free:
https://lore.kernel.org/r/20250830213806.sEKuuGSm@linutronix.de ]
Fixes: e703b7e247503 ("futex: Move futex cleanup to __mmdrop()")
Closes: https://lore.kernel.org/all/20250821102721.6deae493@kernel.org/
Reported-by: Jakub Kicinski <kuba@kernel.org>
Signed-off-by: Sebastian Andrzej Siewior <bigeasy@linutronix.de>
Signed-off-by: Peter Zijlstra (Intel) <peterz@infradead.org>
Signed-off-by: Borislav Petkov (AMD) <bp@alien8.de>
Link: https://lkml.kernel.org/r/20250822141238.PfnkTjFb@linutronix.de
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Reinstate the rotational media flag for the CD-ROM driver. The flag has
been cleared since commit bd4a633b6f7c ("block: move the nonrot flag to
queue_limits") and this breaks some applications.
Move queue limit configuration from get_sectorsize() to
sr_revalidate_disk() and set the rotational flag.
Cc: Christoph Hellwig <hch@lst.de>
Fixes: bd4a633b6f7c ("block: move the nonrot flag to queue_limits")
Signed-off-by: Ming Lei <ming.lei@redhat.com>
Link: https://lore.kernel.org/r/20250827113550.2614535-1-ming.lei@redhat.com
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
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Enable gmac2 on the Agilex5 SOCFGPA Development Kit. The MAC is connected
to a RGMII PHY on a daughter card. There are no RGMII clock delays
implemented the on PCB.
Signed-off-by: Matthew Gerlach <matthew.gerlach@altera.com>
Signed-off-by: Dinh Nguyen <dinguyen@kernel.org>
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Add the base device tree nodes for gmac0, gmac1, and gmac2 to the DTSI
for the Agilex5 SOCFPGA. Agilex5 has three Ethernet controllers based on
Synopsys DWC XGMAC IP version 2.10.
Signed-off-by: Mun Yew Tham <mun.yew.tham@altera.com>
Signed-off-by: Matthew Gerlach <matthew.gerlach@altera.com>
Signed-off-by: Dinh Nguyen <dinguyen@kernel.org>
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Fix a use-after-free window by correcting the buffer release sequence in
the deferred receive path. The code freed the RQ buffer first and only
then cleared the context pointer under the lock. Concurrent paths (e.g.,
ABTS and the repost path) also inspect and release the same pointer under
the lock, so the old order could lead to double-free/UAF.
Note that the repost path already uses the correct pattern: detach the
pointer under the lock, then free it after dropping the lock. The
deferred path should do the same.
Fixes: 472e146d1cf3 ("scsi: lpfc: Correct upcalling nvmet_fc transport during io done downcall")
Cc: stable@vger.kernel.org
Signed-off-by: John Evans <evans1210144@gmail.com>
Link: https://lore.kernel.org/r/20250828044008.743-1-evans1210144@gmail.com
Reviewed-by: Justin Tee <justin.tee@broadcom.com>
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
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git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux
Pull arm64 fixes from Catalin Marinas:
- CFI failure due to kpti_ng_pgd_alloc() signature mismatch
- Underallocation bug in the SVE ptrace kselftest
* tag 'arm64-fixes' of git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux:
kselftest/arm64: Don't open code SVE_PT_SIZE() in fp-ptrace
arm64: mm: Fix CFI failure due to kpti_ng_pgd_alloc function signature
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Three EDAC source files were mistakenly marked as executable when adding the
EDAC scrub controls.
These are plain C source files and should not carry the executable bit.
Correcting their modes follows the principle of least privilege and avoids
unnecessary execute permissions in the repository.
[ bp: Massage commit message. ]
Signed-off-by: Kuan-Wei Chiu <visitorckw@gmail.com>
Signed-off-by: Borislav Petkov (AMD) <bp@alien8.de>
Link: https://lore.kernel.org/20250828191954.903125-1-visitorckw@gmail.com
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Create a new audit record AUDIT_MAC_OBJ_CONTEXTS.
An example of the MAC_OBJ_CONTEXTS record is:
type=MAC_OBJ_CONTEXTS
msg=audit(1601152467.009:1050):
obj_selinux=unconfined_u:object_r:user_home_t:s0
When an audit event includes a AUDIT_MAC_OBJ_CONTEXTS record
the "obj=" field in other records in the event will be "obj=?".
An AUDIT_MAC_OBJ_CONTEXTS record is supplied when the system has
multiple security modules that may make access decisions based
on an object security context.
Signed-off-by: Casey Schaufler <casey@schaufler-ca.com>
[PM: subj tweak, audit example readability indents]
Signed-off-by: Paul Moore <paul@paul-moore.com>
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Replace the single skb pointer in an audit_buffer with a list of
skb pointers. Add the audit_stamp information to the audit_buffer as
there's no guarantee that there will be an audit_context containing
the stamp associated with the event. At audit_log_end() time create
auxiliary records as have been added to the list. Functions are
created to manage the skb list in the audit_buffer.
Create a new audit record AUDIT_MAC_TASK_CONTEXTS.
An example of the MAC_TASK_CONTEXTS record is:
type=MAC_TASK_CONTEXTS
msg=audit(1600880931.832:113)
subj_apparmor=unconfined
subj_smack=_
When an audit event includes a AUDIT_MAC_TASK_CONTEXTS record the
"subj=" field in other records in the event will be "subj=?".
An AUDIT_MAC_TASK_CONTEXTS record is supplied when the system has
multiple security modules that may make access decisions based on a
subject security context.
Refactor audit_log_task_context(), creating a new audit_log_subj_ctx().
This is used in netlabel auditing to provide multiple subject security
contexts as necessary.
Suggested-by: Paul Moore <paul@paul-moore.com>
Signed-off-by: Casey Schaufler <casey@schaufler-ca.com>
[PM: subj tweak, audit example readability indents]
Signed-off-by: Paul Moore <paul@paul-moore.com>
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Add a parameter lsmid to security_lsmblob_to_secctx() to identify which
of the security modules that may be active should provide the security
context. If the value of lsmid is LSM_ID_UNDEF the first LSM providing
a hook is used. security_secid_to_secctx() is unchanged, and will
always report the first LSM providing a hook.
Signed-off-by: Casey Schaufler <casey@schaufler-ca.com>
[PM: subj tweak]
Signed-off-by: Paul Moore <paul@paul-moore.com>
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Replace the timestamp and serial number pair used in audit records
with a structure containing the two elements.
Signed-off-by: Casey Schaufler <casey@schaufler-ca.com>
[PM: subj tweak]
Signed-off-by: Paul Moore <paul@paul-moore.com>
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Add the sound and i2s nodes to enable HDMI audio output on
the MiQi board.
Signed-off-by: Alex Bee <knaerzche@gmail.com>
Signed-off-by: Christian Hewitt <christianshewitt@gmail.com>
Link: https://lore.kernel.org/r/20250828163501.3829226-1-christianshewitt@gmail.com
Signed-off-by: Heiko Stuebner <heiko@sntech.de>
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Enable CEC control on the HDMI port for MiQi.
Signed-off-by: Alex Bee <knaerzche@gmail.com>
Signed-off-by: Christian Hewitt <christianshewitt@gmail.com>
Link: https://lore.kernel.org/r/20250828165421.3829740-1-christianshewitt@gmail.com
Signed-off-by: Heiko Stuebner <heiko@sntech.de>
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Add the ir-receiver and ir pinctrl nodes to enable the IR receiver
on the ROC-RK3328-CC board.
Signed-off-by: Alex Bee <knaerzche@gmail.com>
Signed-off-by: Christian Hewitt <christianshewitt@gmail.com>
Link: https://lore.kernel.org/r/20250829054547.4053558-1-christianshewitt@gmail.com
Signed-off-by: Heiko Stuebner <heiko@sntech.de>
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Update the wake-up pin and associated interupt details for the
Pinephone Pro WiFi module. Details obtained from the published
PinephonePro-Schematic-V1.0-20211127.pdf page 19.
Signed-off-by: Peter Robinson <pbrobinson@gmail.com>
Link: https://lore.kernel.org/r/20250829113826.2029755-1-pbrobinson@gmail.com
Signed-off-by: Heiko Stuebner <heiko@sntech.de>
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In fp-trace when allocating a buffer to write SVE register data we open
code the addition of the header size to the VL depeendent register data
size, which lead to an underallocation bug when we cut'n'pasted the code
for FPSIMD format writes. Use the SVE_PT_SIZE() macro that the kernel
UAPI provides for this.
Fixes: b84d2b27954f ("kselftest/arm64: Test FPSIMD format data writes via NT_ARM_SVE in fp-ptrace")
Signed-off-by: Mark Brown <broonie@kernel.org>
Link: https://lore.kernel.org/r/20250812-arm64-fp-trace-macro-v1-1-317cfff986a5@kernel.org
Signed-off-by: Catalin Marinas <catalin.marinas@arm.com>
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Seen during KPTI initialization:
CFI failure at create_kpti_ng_temp_pgd+0x124/0xce8 (target: kpti_ng_pgd_alloc+0x0/0x14; expected type: 0xd61b88b6)
The call site is alloc_init_pud() at arch/arm64/mm/mmu.c:
pud_phys = pgtable_alloc(TABLE_PUD);
alloc_init_pud() has the prototype:
static void alloc_init_pud(p4d_t *p4dp, unsigned long addr, unsigned long end,
phys_addr_t phys, pgprot_t prot,
phys_addr_t (*pgtable_alloc)(enum pgtable_type),
int flags)
where the pgtable_alloc() prototype is declared.
The target (kpti_ng_pgd_alloc) is used in arch/arm64/kernel/cpufeature.c:
create_kpti_ng_temp_pgd(kpti_ng_temp_pgd, __pa(alloc), KPTI_NG_TEMP_VA,
PAGE_SIZE, PAGE_KERNEL, kpti_ng_pgd_alloc, 0);
which is an alias for __create_pgd_mapping_locked() with prototype:
extern __alias(__create_pgd_mapping_locked)
void create_kpti_ng_temp_pgd(pgd_t *pgdir, phys_addr_t phys,
unsigned long virt,
phys_addr_t size, pgprot_t prot,
phys_addr_t (*pgtable_alloc)(enum pgtable_type),
int flags);
__create_pgd_mapping_locked() passes the function pointer down:
__create_pgd_mapping_locked() -> alloc_init_p4d() -> alloc_init_pud()
But the target function (kpti_ng_pgd_alloc) has the wrong signature:
static phys_addr_t __init kpti_ng_pgd_alloc(int shift);
The "int" should be "enum pgtable_type".
To make "enum pgtable_type" available to cpufeature.c, move
enum pgtable_type definition from arch/arm64/mm/mmu.c to
arch/arm64/include/asm/mmu.h.
Adjust kpti_ng_pgd_alloc to use "enum pgtable_type" instead of "int".
The function behavior remains identical (parameter is unused).
Fixes: c64f46ee1377 ("arm64: mm: use enum to identify pgtable level instead of *_SHIFT")
Cc: <stable@vger.kernel.org> # 6.16.x
Signed-off-by: Kees Cook <kees@kernel.org>
Acked-by: Ard Biesheuvel <ardb@kernel.org>
Link: https://lore.kernel.org/r/20250829190721.it.373-kees@kernel.org
Reviewed-by: Ryan Roberts <ryan.roberts@arm.com>
Signed-off-by: Catalin Marinas <catalin.marinas@arm.com>
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Add missing address-cells 0 to GIC interrupt node. Value '0' is correct
because GIC interrupt controller does not have children.
Reviewed-by: Alim Akhtar <alim.akhtar@samsung.com>
Link: https://lore.kernel.org/r/20250822121423.228500-7-krzysztof.kozlowski@linaro.org
Signed-off-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
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Add missing address-cells 0 to GIC interrupt node. Value '0' is correct
because GIC interrupt controller does not have children.
Reviewed-by: Alim Akhtar <alim.akhtar@samsung.com>
Link: https://lore.kernel.org/r/20250822121423.228500-6-krzysztof.kozlowski@linaro.org
Signed-off-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
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Add missing address-cells 0 to GIC interrupt node to silence W=1
warning:
exynos5433-tm2-common.dtsi:1000.2-41: Warning (interrupt_map): /soc@0/pcie@15700000:interrupt-map:
Missing property '#address-cells' in node /soc@0/interrupt-controller@11001000, using 0 as fallbac
Value '0' is correct because:
1. GIC interrupt controller does not have children,
2. interrupt-map property (in PCI node) consists of five components and
the fourth component "parent unit address", which size is defined by
'#address-cells' of the node pointed to by the interrupt-parent
component, is not used (=0).
Reviewed-by: Alim Akhtar <alim.akhtar@samsung.com>
Link: https://lore.kernel.org/r/20250822121423.228500-5-krzysztof.kozlowski@linaro.org
Signed-off-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
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Universal Serial Interface (USI) supports three types of serial
interfaces - uart, i2c and spi. Each protocol can work independently
and configured using external configuration inputs.
As each USI instance has access to 4 pins, there are multiple possible
configurations:
- the first 2 and the last 2 pins can be i2c (sda/scl) or uart (rx/tx)
- the 4 pins can be used for 4 pin uart or spi
For each group of 4 pins, there is one usi instance that can access all
4 pins, and a second usi instance that can be used to set the last 2
pins in i2c mode. Such configuration can be achieved by setting the
mode property of usiX and usiX_i2c nodes correctly - if usiX is set
to take up 2 pins, then usiX_i2c can be set to take the other 2.
If usiX is set for 4 pins, then usiX_i2c should be left disabled.
Define all the USI nodes from peric0 (usi4), peric1 (usi7-10), peric2
(usi0-6, usi11) and cmgp (usi0-6_cmgp, 2 pin usi7_cmgp) blocks, as well
as their respective uart and i2c subnodes. Suffix labels for blocks
in CMGP instances with _cmgpX, and follow the naming conventions from
the vendor kernel to avoid confusion.
Spi support will be added later on.
Signed-off-by: Ivaylo Ivanov <ivo.ivanov.ivanov1@gmail.com>
Reviewed-by: Sam Protsenko <semen.protsenko@linaro.org>
Link: https://lore.kernel.org/r/20250815070500.3275491-5-ivo.ivanov.ivanov1@gmail.com
Signed-off-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
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As IP cores are aligned by 0x10000, increase the size of all system
register instances to the maximum (0x10000) to allow using accessing
registers over the currently set limit.
Suggested-by: Sam Protsenko <semen.protsenko@linaro.org>
Signed-off-by: Ivaylo Ivanov <ivo.ivanov.ivanov1@gmail.com>
Reviewed-by: Sam Protsenko <semen.protsenko@linaro.org>
Link: https://lore.kernel.org/r/20250815070500.3275491-4-ivo.ivanov.ivanov1@gmail.com
Signed-off-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
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All peripherals on this SoC are mapped under the 32-bit address space
(0x0 -> 0x20000000), so enforce that.
Suggested-by: Sam Protsenko <semen.protsenko@linaro.org>
Signed-off-by: Ivaylo Ivanov <ivo.ivanov.ivanov1@gmail.com>
Reviewed-by: Sam Protsenko <semen.protsenko@linaro.org>
Link: https://lore.kernel.org/r/20250815070500.3275491-3-ivo.ivanov.ivanov1@gmail.com
Signed-off-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
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The '2' in 'hsi2c23' was missed while making the device tree. Fix that so
we can properly reference the node.
Signed-off-by: Ivaylo Ivanov <ivo.ivanov.ivanov1@gmail.com>
Reviewed-by: Sam Protsenko <semen.protsenko@linaro.org>
Link: https://lore.kernel.org/r/20250815070500.3275491-2-ivo.ivanov.ivanov1@gmail.com
Signed-off-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
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Add the definition of uart3 at the side of i2c3 for flexcom3.
Signed-off-by: Nicolas Ferre <nicolas.ferre@microchip.com>
Reviewed-by: Ryan Wanner <ryan.wanner@microchip.com>
Link: https://lore.kernel.org/r/20250905092044.25429-1-nicolas.ferre@microchip.com
[claudiu.beznea: moved atmel,usart-mode at the end of the node to comply
with dts coding style]
Signed-off-by: Claudiu Beznea <claudiu.beznea@tuxon.dev>
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Add the USER button as a GPIO input as well as add the LEDs and enable
the blue LED as a heartbeat.
Signed-off-by: Ryan Wanner <Ryan.Wanner@microchip.com>
Link: https://lore.kernel.org/r/20250917210409.503830-1-Ryan.Wanner@microchip.com
Signed-off-by: Nicolas Ferre <nicolas.ferre@microchip.com>
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Add a new word in assembly to store ACR value during the calls
to at91_plla_disable/at91_plla_enable macros and use it.
Signed-off-by: Nicolas Ferre <nicolas.ferre@microchip.com>
[cristian.birsan@microchip.com: remove ACR_DEFAULT_PLLA loading]
Signed-off-by: Cristian Birsan <cristian.birsan@microchip.com>
Link: https://lore.kernel.org/r/20250827145427.46819-4-nicolas.ferre@microchip.com
Reviewed-by: Alexandre Belloni <alexandre.belloni@bootlin.com>
Signed-off-by: Claudiu Beznea <claudiu.beznea@tuxon.dev>
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The at91_mckx_ps_restore() assembly function is responsible for setting
back MCKx system bus clocks after exiting low power modes.
Fix a typo and use tmp3 variable instead of tmp2 to correctly set MCKx
to previously saved state.
Tmp2 was used without the needed changes in CSS and DIV. Moreover the
required bit 7, telling that MCR register's content is to be changed
(CMD/write), was not set.
Fix function comment to match tmp variables actually used.
Signed-off-by: Nicolas Ferre <nicolas.ferre@microchip.com>
Fixes: 28eb1d40fe57 ("ARM: at91: pm: add support for MCK1..4 save/restore for ulp modes")
Link: https://lore.kernel.org/r/20250827145427.46819-3-nicolas.ferre@microchip.com
Reviewed-by: Alexandre Belloni <alexandre.belloni@bootlin.com>
[claudiu.beznea: s/sate/state in commit description]
Signed-off-by: Claudiu Beznea <claudiu.beznea@tuxon.dev>
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All SoCs using this structure field .uhp_udp_mask in configuration
index 4 don't have the bit 7 specified: sam9x60 nor sam9x75.
Remove this bit from the mask definition to match register layout.
This mask is used in function at91_pm_verify_clocks().
Signed-off-by: Nicolas Ferre <nicolas.ferre@microchip.com>
Link: https://lore.kernel.org/r/20250827145427.46819-2-nicolas.ferre@microchip.com
Reviewed-by: Alexandre Belloni <alexandre.belloni@bootlin.com>
Signed-off-by: Claudiu Beznea <claudiu.beznea@tuxon.dev>
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The tasdev_load_calibrated_data() function expects the calibration data
values in the cali_data buffer as R0, R0Low, InvR0, Power, TLim which
is not the same as what tas2563_save_calibration() writes to the buffer.
Reorder the EFI variables in the tas2563_save_calibration() function
to put the values in the buffer in the correct order.
Fixes: 4fe238513407 ("ALSA: hda/tas2781: Move and unified the calibrated-data getting function for SPI and I2C into the tas2781_hda lib")
Cc: <stable@vger.kernel.org>
Signed-off-by: Gergo Koteles <soyer@irl.hu>
Link: https://patch.msgid.link/20250829160450.66623-2-soyer@irl.hu
Signed-off-by: Takashi Iwai <tiwai@suse.de>
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Before conversion to unify the calibration data management, the
tas2563_apply_calib() function performed the big endian conversion and
wrote the calibration data to the device. The writing is now done by the
common tasdev_load_calibrated_data() function, but without conversion.
Put the values into the calibration data buffer with the expected
endianness.
Fixes: 4fe238513407 ("ALSA: hda/tas2781: Move and unified the calibrated-data getting function for SPI and I2C into the tas2781_hda lib")
Cc: <stable@vger.kernel.org>
Signed-off-by: Gergo Koteles <soyer@irl.hu>
Link: https://patch.msgid.link/20250829160450.66623-1-soyer@irl.hu
Signed-off-by: Takashi Iwai <tiwai@suse.de>
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