Commit Graph

1308777 Commits

Author SHA1 Message Date
Heiner Kallweit
3b067536da r8169: add missing MODULE_FIRMWARE entry for RTL8126A rev.b
Add a missing MODULE_FIRMWARE entry.

Fixes: 69cb89981c ("r8169: add support for RTL8126A rev.b")
Signed-off-by: Heiner Kallweit <hkallweit1@gmail.com>
Link: https://patch.msgid.link/bb307611-d129-43f5-a7ff-bdb6b4044fce@gmail.com
Signed-off-by: Paolo Abeni <pabeni@redhat.com>
2024-09-24 12:48:29 +02:00
Paolo Abeni
bfde62650c Merge branch 'fix-maximum-tx-rx-frame-sizes-in-ravb-driver'
Paul Barker says:

====================
Fix maximum TX/RX frame sizes in ravb driver

These patches fix a couple of bugs in the maximum supported TX/RX frame
sizes in the ravb driver.

  * For the GbEth IP, we were advertising a maximum TX frame size/MTU
    that was larger that the maximum the hardware can transmit.

  * For the R-Car AVB IP, we were unnecessarily setting the maximum RX
    frame size/MRU based on the MTU, which by default is smaller than
    the maximum the hardware can receive.

For the R-Car AVB IP, the maximum TX frame size should be 2047 (not
2048), but additional work will be required to validate that change so
it is not included in this series.

Changes v2->v3:
  * Pick up Reviewed-by tag and suggested comment improvement from
    Niklas.
Changes v1->v2:
  * Rebase on net tree as these are both bugfixes.
  * Pick up Reviewed-by tags.
====================

Link: https://patch.msgid.link/20240918081839.259-1-paul.barker.ct@bp.renesas.com
Signed-off-by: Paolo Abeni <pabeni@redhat.com>
2024-09-24 11:55:15 +02:00
Paul Barker
ec8234717d net: ravb: Fix R-Car RX frame size limit
The RX frame size limit should not be based on the current MTU setting.
Instead it should be based on the hardware capabilities.

While we're here, improve the description of the receive frame length
setting as suggested by Niklas.

Fixes: c156633f13 ("Renesas Ethernet AVB driver proper")
Reviewed-by: Sergey Shtylyov <s.shtylyov@omp.ru>
Reviewed-by: Niklas Söderlund <niklas.soderlund+renesas@ragnatech.se>
Signed-off-by: Paul Barker <paul.barker.ct@bp.renesas.com>
Reviewed-by: Simon Horman <horms@kernel.org>
Signed-off-by: Paolo Abeni <pabeni@redhat.com>
2024-09-24 11:55:13 +02:00
Paul Barker
1d63864299 net: ravb: Fix maximum TX frame size for GbEth devices
The datasheets for all SoCs using the GbEth IP specify a maximum
transmission frame size of 1.5 kByte. I've confirmed through internal
discussions that support for 1522 byte frames has been validated, which
allows us to support the default MTU of 1500 bytes after reserving space
for the Ethernet header, frame checksums and an optional VLAN tag.

Fixes: 2e95e08ac0 ("ravb: Add rx_max_buf_size to struct ravb_hw_info")
Reviewed-by: Niklas Söderlund <niklas.soderlund+renesas@ragnatech.se>
Reviewed-by: Sergey Shtylyov <s.shtylyov@omp.ru>
Signed-off-by: Paul Barker <paul.barker.ct@bp.renesas.com>
Reviewed-by: Simon Horman <horms@kernel.org>
Signed-off-by: Paolo Abeni <pabeni@redhat.com>
2024-09-24 11:55:13 +02:00
KhaiWenTan
675faf5a14 net: stmmac: Fix zero-division error when disabling tc cbs
The commit b8c43360f6 ("net: stmmac: No need to calculate speed divider
when offload is disabled") allows the "port_transmit_rate_kbps" to be
set to a value of 0, which is then passed to the "div_s64" function when
tc-cbs is disabled. This leads to a zero-division error.

When tc-cbs is disabled, the idleslope, sendslope, and credit values the
credit values are not required to be configured. Therefore, adding a return
statement after setting the txQ mode to DCB when tc-cbs is disabled would
prevent a zero-division error.

Fixes: b8c43360f6 ("net: stmmac: No need to calculate speed divider when offload is disabled")
Cc: <stable@vger.kernel.org>
Co-developed-by: Choong Yong Liang <yong.liang.choong@linux.intel.com>
Signed-off-by: Choong Yong Liang <yong.liang.choong@linux.intel.com>
Signed-off-by: KhaiWenTan <khai.wen.tan@linux.intel.com>
Reviewed-by: Simon Horman <horms@kernel.org>
Link: https://patch.msgid.link/20240918061422.1589662-1-khai.wen.tan@linux.intel.com
Signed-off-by: Paolo Abeni <pabeni@redhat.com>
2024-09-24 11:23:33 +02:00
Heiner Kallweit
ced8e8b8f4 r8169: add tally counter fields added with RTL8125
RTL8125 added fields to the tally counter, what may result in the chip
dma'ing these new fields to unallocated memory. Therefore make sure
that the allocated memory area is big enough to hold all of the
tally counter values, even if we use only parts of it.

Fixes: f1bce4ad2f ("r8169: add support for RTL8125")
Cc: stable@vger.kernel.org
Signed-off-by: Heiner Kallweit <hkallweit1@gmail.com>
Reviewed-by: Simon Horman <horms@kernel.org>
Link: https://patch.msgid.link/741d26a9-2b2b-485d-91d9-ecb302e345b5@gmail.com
Signed-off-by: Paolo Abeni <pabeni@redhat.com>
2024-09-24 11:16:54 +02:00
Miklos Szeredi
fcd2d9e1fd fuse: clear FR_PENDING if abort is detected when sending request
The (!fiq->connected) check was moved into the queuing method resulting in
the following:

Fixes: 5de8acb41c ("fuse: cleanup request queuing towards virtiofs")
Reported-by: Lai, Yi <yi1.lai@linux.intel.com>
Closes: https://lore.kernel.org/all/ZvFEAM6JfrBKsOU0@ly-workstation/
Signed-off-by: Miklos Szeredi <mszeredi@redhat.com>
2024-09-24 10:56:09 +02:00
Daniel Golle
6f9defaf99 net: phy: aquantia: fix applying active_low bit after reset
for_each_set_bit was used wrongly in aqr107_config_init() when iterating
over LEDs. Drop misleading 'index' variable and call
aqr_phy_led_active_low_set() for each set bit representing an LED which
is driven by VDD instead of GND pin.

Fixes: 61578f6793 ("net: phy: aquantia: add support for PHY LEDs")
Signed-off-by: Daniel Golle <daniel@makrotopia.org>
Reviewed-by: Russell King (Oracle) <rmk+kernel@armlinux.org.uk>
Link: https://patch.msgid.link/9b1f0cd91f4cda54c8be56b4fe780480baf4aa0f.1726580902.git.daniel@makrotopia.org
Signed-off-by: Paolo Abeni <pabeni@redhat.com>
2024-09-24 10:55:07 +02:00
Daniel Golle
d2b366c434 net: phy: aquantia: fix setting active_low bit
phy_modify_mmd was used wrongly in aqr_phy_led_active_low_set() resulting
in a no-op instead of setting the VEND1_GLOBAL_LED_DRIVE_VDD bit.
Correctly set VEND1_GLOBAL_LED_DRIVE_VDD bit.

Fixes: 61578f6793 ("net: phy: aquantia: add support for PHY LEDs")
Signed-off-by: Daniel Golle <daniel@makrotopia.org>
Reviewed-by: Russell King (Oracle) <rmk+kernel@armlinux.org.uk>
Link: https://patch.msgid.link/ab963584b0a7e3b4dac39472a4b82ca264d79630.1726580902.git.daniel@makrotopia.org
Signed-off-by: Paolo Abeni <pabeni@redhat.com>
2024-09-24 10:55:07 +02:00
Youssef Samir
f011b313e8 net: qrtr: Update packets cloning when broadcasting
When broadcasting data to multiple nodes via MHI, using skb_clone()
causes all nodes to receive the same header data. This can result in
packets being discarded by endpoints, leading to lost data.

This issue occurs when a socket is closed, and a QRTR_TYPE_DEL_CLIENT
packet is broadcasted. All nodes receive the same destination node ID,
causing the node connected to the client to discard the packet and
remain unaware of the client's deletion.

Replace skb_clone() with pskb_copy(), to create a separate copy of
the header for each sk_buff.

Fixes: bdabad3e36 ("net: Add Qualcomm IPC router")
Signed-off-by: Youssef Samir <quic_yabdulra@quicinc.com>
Reviewed-by: Jeffery Hugo <quic_jhugo@quicinc.com>
Reviewed-by: Carl Vanderlip <quic_carlv@quicinc.com>
Reviewed-by: Chris Lew <quic_clew@quicinc.com>
Link: https://patch.msgid.link/20240916170858.2382247-1-quic_yabdulra@quicinc.com
Signed-off-by: Paolo Abeni <pabeni@redhat.com>
2024-09-24 10:48:16 +02:00
Damien Le Moal
0e9a2990a9 ata: libata-scsi: Fix ata_msense_control() CDL page reporting
When the user requests the ALL_SUB_MPAGES mode sense page,
ata_msense_control() adds the CDL_T2A_SUB_MPAGE twice instead of adding
the CDL_T2A_SUB_MPAGE and CDL_T2B_SUB_MPAGE pages information. Correct
the second call to ata_msense_control_spgt2() to report the
CDL_T2B_SUB_MPAGE page.

Fixes: 673b2fe6ff ("scsi: ata: libata-scsi: Add support for CDL pages mode sense")
Cc: stable@vger.kernel.org
Signed-off-by: Damien Le Moal <dlemoal@kernel.org>
Reviewed-by: Hannes Reinecke <hare@suse.de>
2024-09-24 16:56:51 +09:00
Damien Le Moal
03a9cfc131 ata: libata-scsi: Fix ata_msense_control_spgt2()
ata_msense_control_spgt2() can be called even for devices that do not
support CDL when the user requests the ALL_SUB_MPAGES mode sense page,
but for such device, this will cause a NULL pointer dereference as
dev->cdl is NULL. Similarly, we should not return any data if
ata_msense_control_spgt2() is called when the user requested the
CDL_T2A_SUB_MPAGE or CDL_T2B_SUB_MPAGE pages for a device that does not
support CDL.

Avoid this potential NULL pointer dereference by checking if the device
support CDL on entry to ata_msense_control_spgt2() and return 0 if it
does not support CDL.

Reported-by: syzbot+37757dc11ee77ef850bb@syzkaller.appspotmail.com
Tested-by: syzbot+37757dc11ee77ef850bb@syzkaller.appspotmail.com
Fixes: 602bcf2126 ("ata: libata: Improve CDL resource management")
Signed-off-by: Damien Le Moal <dlemoal@kernel.org>
Reviewed-by: Hannes Reinecke <hare@suse.de>
2024-09-24 16:56:21 +09:00
Huacai Chen
f339bd3b51 Docs/LoongArch: Add advanced extended IRQ model description
Introduce the advanced extended interrupt controllers (AVECINTC). This
feature will allow each core to have 256 independent interrupt vectors
and MSI interrupts can be independently routed to any vector on any CPU.

The whole topology of irqchips in LoongArch machines looks like this if
AVECINTC is supported:

  +-----+     +-----------------------+     +-------+
  | IPI | --> |        CPUINTC        | <-- | Timer |
  +-----+     +-----------------------+     +-------+
               ^          ^          ^
               |          |          |
        +---------+ +----------+ +---------+     +-------+
        | EIOINTC | | AVECINTC | | LIOINTC | <-- | UARTs |
        +---------+ +----------+ +---------+     +-------+
             ^            ^
             |            |
        +---------+  +---------+
        | PCH-PIC |  | PCH-MSI |
        +---------+  +---------+
          ^     ^           ^
          |     |           |
  +---------+ +---------+ +---------+
  | Devices | | PCH-LPC | | Devices |
  +---------+ +---------+ +---------+
                   ^
                   |
              +---------+
              | Devices |
              +---------+

Signed-off-by: Huacai Chen <chenhuacai@loongson.cn>
Signed-off-by: Tianyang Zhang <zhangtianyang@loongson.cn>
2024-09-24 15:32:20 +08:00
Xi Ruoyao
64c35d6c0f LoongArch: Remove posix_types.h include from sigcontext.h
Nothing in sigcontext.h seems to require anything from
linux/posix_types.h.  This include seems a MIPS relic originated from
an error in Linux 2.6.11-rc2 (in 2005).

The unneeded include was found debugging some vDSO self test build
failure (it's not the root cause though).

Link: https://lore.kernel.org/linux-mips/20240828030413.143930-2-xry111@xry111.site/
Link: https://lore.kernel.org/loongarch/0b540679ec8cfccec75aeb3463810924f6ff71e6.camel@xry111.site/
Signed-off-by: Xi Ruoyao <xry111@xry111.site>
Signed-off-by: Huacai Chen <chenhuacai@loongson.cn>
2024-09-24 15:32:20 +08:00
Wentao Guan
5016c3a31a LoongArch: Fix memleak in pci_acpi_scan_root()
Add kfree(root_ops) in this case to avoid memleak of root_ops,
leaks when pci_find_bus() != 0.

Signed-off-by: Yuli Wang <wangyuli@uniontech.com>
Signed-off-by: Wentao Guan <guanwentao@uniontech.com>
Signed-off-by: Huacai Chen <chenhuacai@loongson.cn>
2024-09-24 15:32:20 +08:00
Uros Bizjak
d4f31acf13 LoongArch: Simplify _percpu_read() and _percpu_write()
Now _percpu_read() and _percpu_write() macros call __percpu_read()
and __percpu_write() static inline functions that result in a single
assembly instruction. However, percpu infrastructure expects its leaf
definitions to encode the size of their percpu variable, so the patch
merges all the asm clauses from the static inline function into the
corresponding leaf macros.

The secondary effect of this change is to avoid explicit __percpu
annotations for function arguments. Currently, __percpu macro is defined
in include/linux/compiler_types.h, but with proposed patch [1], __percpu
definition will need macros from include/asm-generic/percpu.h, creating
forward dependency loop.

The proposed solution is the same as x86 architecture uses.

[1] https://lore.kernel.org/lkml/20240812115945.484051-4-ubizjak@gmail.com/

Tested-by: Xi Ruoyao <xry111@xry111.site>
Signed-off-by: Uros Bizjak <ubizjak@gmail.com>
Signed-off-by: Huacai Chen <chenhuacai@loongson.cn>
2024-09-24 15:32:20 +08:00
Huacai Chen
f93f67d06b LoongArch: Improve hardware page table walker
LoongArch has similar problems explained in commit 7f0b1bf045
("arm64: Fix barriers used for page table modifications"), when hardware
page table walker (PTW) enabled, speculative accesses may cause spurious
page fault in kernel space. Theoretically, in order to completely avoid
spurious page fault we need a "dbar + ibar" pair between the page table
modifications and the subsequent memory accesses using the corresponding
virtual address. But "ibar" is too heavy for performace, so we only use
a "dbar 0b11000" in set_pte(). And let spurious_fault() filter the rest
rare spurious page faults which should be avoided by "ibar".

Besides, we replace the llsc loop with amo in set_pte() which has better
performace, and refactor mmu_context.h to 1) avoid any load/store/branch
instructions between the writing of CSR.ASID & CSR.PGDL, 2) ensure flush
tlb operation is after updating ASID.

Signed-off-by: Huacai Chen <chenhuacai@loongson.cn>
2024-09-24 15:32:20 +08:00
Huacai Chen
f04de6d8f2 LoongArch: Add ARCH_HAS_SET_DIRECT_MAP support
Add set_direct_map_*() functions for setting the direct map alias for
the page to its default permissions and to an invalid state that cannot
be cached in a TLB. (See d253ca0c3 ("x86/mm/cpa: Add set_direct_map_*()
functions")) Add a similar implementation for LoongArch.

This fixes the KFENCE warnings during hibernation:

 ==================================================================
 BUG: KFENCE: invalid read in swsusp_save+0x368/0x4d8

 Invalid read at 0x00000000f7b89a3c:
  swsusp_save+0x368/0x4d8
  hibernation_snapshot+0x3f0/0x4e0
  hibernate+0x20c/0x440
  state_store+0x128/0x140
  kernfs_fop_write_iter+0x160/0x260
  vfs_write+0x2c0/0x520
  ksys_write+0x74/0x160
  do_syscall+0xb0/0x160

 CPU: 0 UID: 0 PID: 812 Comm: bash Tainted: G    B              6.11.0-rc1+ #1566
 Tainted: [B]=BAD_PAGE
 Hardware name: Loongson-LS3A5000-7A1000-1w-CRB, BIOS vUDK2018-LoongArch-V2.0.0 10/21/2022
 ==================================================================

Note: We can only set permissions for KVRANGE/XKVRANGE kernel addresses.

Signed-off-by: Huacai Chen <chenhuacai@loongson.cn>
2024-09-24 15:32:20 +08:00
Huacai Chen
e86935f705 LoongArch: Add ARCH_HAS_SET_MEMORY support
Add set_memory_ro/rw/x/nx architecture hooks to change the page
attribution.

Use own set_memory.h rather than generic set_memory.h (i.e.
include/asm-generic/set_memory.h), because we want to add other function
prototypes here.

Note: We can only set attributes for KVRANGE/XKVRANGE kernel addresses.

Signed-off-by: Huacai Chen <chenhuacai@loongson.cn>
2024-09-24 15:32:20 +08:00
Jiaxun Yang
34e3c4500c LoongArch: Rework CPU feature probe from CPUCFG/IOCSR
Probe ISA level, TLB, IOCSR information from CPUCFG to improve kernel
resilience to different core implementations.

BTW, IOCSR register definition appears to be a platform-specific spec
instead of an architecture spec, even for the Loongson CPUs there is no
guarantee that IOCSR will always present.

Thus it's dangerous to perform IOCSR probing without checking CPU type
and instruction availability.

Signed-off-by: Jiaxun Yang <jiaxun.yang@flygoat.com>
Signed-off-by: Huacai Chen <chenhuacai@loongson.cn>
2024-09-24 15:32:20 +08:00
Bibo Mao
d0bb0b6000 LoongArch: Enable ACPI BGRT handling
Add ACPI BGRT support on LoongArch so it can display image provied by
acpi table at boot stage and switch to graphical UI smoothly.

Signed-off-by: Bibo Mao <maobibo@loongson.cn>
Signed-off-by: Huacai Chen <chenhuacai@loongson.cn>
2024-09-24 15:32:06 +08:00
Tiezhu Yang
e8dd556c74 LoongArch: Enable generic CPU vulnerabilites support
Currently, many architectures support generic CPU vulnerabilites, such
as x86, arm64 and riscv:

 commit 61dc0f555b ("x86/cpu: Implement CPU vulnerabilites sysfs functions")
 commit 61ae1321f0 ("arm64: enable generic CPU vulnerabilites support")
 commit 0e3f3649d4 ("riscv: Enable generic CPU vulnerabilites support")

All LoongArch CPUs (since Loongson-3A5000) implement a special mechanism
in the processor core to prevent "Meltdown" and "Spectre" attacks, so it
can enable generic CPU vulnerabilites support for LoongArch too.

Without this patch, there are no user interfaces of vulnerabilities to
check on LoongArch. The output of those files reflects the state of the
CPUs in the system, the output value "Not affected" means "CPU is not
affected by the vulnerability".

Before:

 # cat /sys/devices/system/cpu/vulnerabilities/spec_rstack_overflow
 cat: /sys/devices/system/cpu/vulnerabilities/spec_rstack_overflow: No such file or directory
 # cat /sys/devices/system/cpu/vulnerabilities/spec_store_bypass
 cat: /sys/devices/system/cpu/vulnerabilities/spec_store_bypass: No such file or directory
 # cat /sys/devices/system/cpu/vulnerabilities/meltdown
 cat: /sys/devices/system/cpu/vulnerabilities/meltdown: No such file or directory

After:

 # cat /sys/devices/system/cpu/vulnerabilities/spec_rstack_overflow
 Not affected
 # cat /sys/devices/system/cpu/vulnerabilities/spec_store_bypass
 Not affected
 # cat /sys/devices/system/cpu/vulnerabilities/meltdown
 Not affected

Link: https://www.loongson.cn/EN/news/show?id=633
Signed-off-by: Tiezhu Yang <yangtiezhu@loongson.cn>
Signed-off-by: Huacai Chen <chenhuacai@loongson.cn>
2024-09-24 15:31:51 +08:00
Kent Overstreet
7eb4a319db bcachefs: Fix infinite loop in propagate_key_to_snapshot_leaves()
As we iterate we need to mark that we no longer need iterators -
otherwise we'll infinite loop via the "too many iters" check when
there's many snapshots.

Signed-off-by: Kent Overstreet <kent.overstreet@linux.dev>
2024-09-23 18:46:58 -04:00
Kent Overstreet
6d12d7ace9 bcachefs: Ensure BCH_FS_accounting_replay_done is always set
if it doesn't get set we'll never be able to flush the btree write
buffer; this only happens in fake rw mode, but prevents us from shutting
down.

Signed-off-by: Kent Overstreet <kent.overstreet@linux.dev>
2024-09-23 18:46:58 -04:00
Linus Torvalds
abf2050f51 media updates for v6.12-rc1
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Merge tag 'media/v6.12-1' of git://git.kernel.org/pub/scm/linux/kernel/git/mchehab/linux-media

Pull media updates from Mauro Carvalho Chehab:

 - New CEC driver: Extron DA HD 4K Plus

 - Lots of driver fixes, cleanups and improvements

* tag 'media/v6.12-1' of git://git.kernel.org/pub/scm/linux/kernel/git/mchehab/linux-media: (179 commits)
  media: atomisp: Use clamp() in ia_css_eed1_8_vmem_encode()
  media: atomisp: Fix eed1_8 code assigning signed values to an unsigned variable
  media: atomisp: set lock before calling vb2_queue_init()
  media: atomisp: Improve binary finding debug logging
  media: atomisp: Drop dev_dbg() calls from hmm_[alloc|free]()
  media: atomisp: csi2-bridge: Add DMI quirk for t4ka3 on Xiaomi Mipad2
  media: atomisp: add missing wait_prepare/finish ops
  media: atomisp: Remove unused declaration
  media: atomisp: use clamp() in compute_coring()
  media: atomisp: use clamp() in ia_css_eed1_8_encode()
  media: atomisp: Simplify ia_css_pipe_create_cas_scaler_desc_single_output()
  media: atomisp: Replace rarely used macro from math_support.h
  media: atomisp: Remove duplicated leftover, i.e. sh_css_dvs_info.h
  media: atomisp: bnr: fix trailing statement
  media: atomisp: move trailing */ to separate lines
  media: atomisp: move trailing statement to next line.
  media: atomisp: Fix trailing statement in ia_css_de.host.c
  media: atomisp: Fix spelling mistakes in atomisp.h
  media: atomisp: Fix spelling mistakes in atomisp_platform.h
  media: atomisp: Fix spelling mistake in csi_rx_public.h
  ...
2024-09-23 15:27:58 -07:00
Linus Torvalds
9ab27b0186 The core clk framework is left largely untouched this time around except for
support for the newly ratified DT property 'assigned-clock-rates-u64'. I'm much
 more excited about the support for loading DT overlays from KUnit tests so that
 we can test how the clk framework parses DT nodes during clk registration. The
 clk framework has some places that are highly DeviceTree dependent so this
 charts the path to extend the KUnit tests to cover even more framework code in
 the future. I've got some more tests on the list that use the DT overlay
 support, but they uncovered issues with clk unregistration that I'm still
 working on fixing.
 
 Outside the core, the clk driver update pile is dominated by Qualcomm and
 Renesas SoCs, making it fairly usual. Looking closer, there are fixes for
 things all over the place, like adding missing clk frequencies or moving
 defines for the number of clks out of DT binding headers into the drivers.
 There are even conversions of DT bindings to YAML and migration away from
 strings to describe clk topology. Overall it doesn't look unusual so I expect
 the new drivers to be where we'll have fixes in the coming weeks.
 
 Core:
  - KUnit tests for clk registration and fixed rate basic clk type
  - A couple more devm helpers, one consumer and one provider
  - Support for assigned-clock-rates-u64
 
 New Drivers:
  - Camera, display and GPU clocks on Qualcomm SM4450
  - Camera clocks on Qualcomm SM8150
  - Rockchip rk3576 clks
  - Microchip SAM9X7 clks
  - Renesas RZ/V2H(P) (R9A09G057) clks
 
 Updates:
  - Mark a bunch of struct freq_tbl const to reduce .data usage
  - Add Qualcomm MSM8226 A7PLL and Regera PLL support
  - Fix the Qualcomm Lucid 5LPE PLL configuration sequence to not reuse
    Trion, as they do differ
  - A number of fixes to the Qualcomm SM8550 display clock driver
  - Fold Qualcomm SM8650 display clock driver into SM8550 one
  - Add missing clocks and GDSCs needed for audio on Qualcomm MSM8998
  - Add missing USB MP resets, GPLL9, and QUPv3 DFS to Qualcomm SC8180X
  - Fix sdcc clk frequency tables on Qualcomm SC8180X
  - Drop the Qualcomm SM8150 gcc_cpuss_ahb_clk_src
  - Mark Qualcomm PCIe GDSCs as RET_ON on sm8250 and sm8540 to avoid them
    turning off during suspend
  - Use the HW_CTRL mechanism on Qualcomm SM8550 video clock controller
    GDSCs
  - Get rid of CLK_NR_CLKS defines in Rockchip DT binding headers
  - Some fixes for Rockchip rk3228 and rk3588
  - Exynos850: Add clock for Thermal Management Unit
  - Exynos7885: Fix duplicated ID in the header, add missing TOP PLLs and
    add clocks for USB block in the FSYS clock controller
  - ExynosAutov9: Add DPUM clock controller
  - ExynosAutov920: Add new (first) clock controllers: TOP and PERIC0
    (and a bit more complete bindings)
  - Use clk_hw pointer instead of fw_name for acm_aud_clk[0-1]_sel clocks
    on i.MX8Q as parents in ACM provider
  - Add i.MX95 NETCMIX support to the block control provider
  - Fix parents for ENETx_REF_SEL clocks on i.MX6UL
  - Add USB clocks, resets and power domains on Renesas RZ/G3S
  - Add Generic Timer (GTM), I2C Bus Interface (RIIC), SD/MMC Host
    Interface (SDHI) and Watchdog Timer (WDT) clocks and resets on
    Renesas RZ/V2H
  - Add PCIe, PWM, and CAN-FD clocks on Renesas R-Car V4M
  - Add LCD controller clocks and resets on Renesas RZ/G2UL
  - Add DMA clocks and resets on Renesas RZ/G3S
  - Add fractional multiplication PLL support on Renesas R-Car Gen4
  - Document support for the Renesas RZ/G2M v3.0 (r8a774a3) SoC
  - Support for the Microchip SAM9X7 SoC as follows:
  - Updates for the Microchip PLL drivers
  - DT binding documentation updates (for the new clock driver and for
    the slow clock controller that SAM9X7 is using)
  - A fix for the Microchip SAMA7G5 clock driver to avoid allocating more
    memory than necessary
  - Constify some Amlogic structs
  - Add SM1 eARC clocks for Amlogic
  - Introduce a symbol namespace for Amlogic clock specific symbols
  - Add reset controller support to audiomix block control on i.MX
  - Add CLK_SET_RATE_PARENT flag to all audiomix clocks and to
    i.MX7D lcdif_pixel_src clock
  - Fix parent clocks for earc_phy and audpll on i.MX8MP
  - Fix default parents for enet[12]_ref_sel on i.MX6UL
  - Add ops in composite 8M and 93 that allow no-op on disable
  - Add check for PCC present bit on composite 7ULP register
  - Fix fractional part for fracn-gppll on prepare in i.MX
  - Fix clock tree update for TF-A managed clocks on i.MX8M
  - Drop CLK_SET_PARENT_GATE for DRAM mux on i.MX7D
  - Add the SAI7 IPG clock for i.MX8MN
  - Mark the 'nand_usdhc_bus' clock as non-critical on i.MX8MM
  - Add LVDS bypass clocks on i.MX8QXP
  - Add muxes for MIPI and PHY ref clocks on i.MX
  - Reorder dc0_bypass0_clk, lcd_pxl and dc1_disp clocks on i.MX8QXP
  - Add 1039.5MHz and 800MHz rates to fracn-gppll table on i.MX
  - Add CLK_SET_RATE_PARENT for media_disp pixel clocks on i.MX8QXP
  - Add some module descriptions to the i.MX generic and the
    i.MXRT1050 driver
  - Fix return value for bypass for composite i.MX7ULP
  - Move Mediatek clk bindings to clock/
  - Convert some more clk bindings to dt schema
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Merge tag 'clk-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/clk/linux

Pull clk updates from Stephen Boyd:
 "The core clk framework is left largely untouched this time around
  except for support for the newly ratified DT property
  'assigned-clock-rates-u64'.

  I'm much more excited about the support for loading DT overlays from
  KUnit tests so that we can test how the clk framework parses DT nodes
  during clk registration. The clk framework has some places that are
  highly DeviceTree dependent so this charts the path to extend the
  KUnit tests to cover even more framework code in the future. I've got
  some more tests on the list that use the DT overlay support, but they
  uncovered issues with clk unregistration that I'm still working on
  fixing.

  Outside the core, the clk driver update pile is dominated by Qualcomm
  and Renesas SoCs, making it fairly usual. Looking closer, there are
  fixes for things all over the place, like adding missing clk
  frequencies or moving defines for the number of clks out of DT binding
  headers into the drivers. There are even conversions of DT bindings to
  YAML and migration away from strings to describe clk topology. Overall
  it doesn't look unusual so I expect the new drivers to be where we'll
  have fixes in the coming weeks.

  Core:
   - KUnit tests for clk registration and fixed rate basic clk type
   - A couple more devm helpers, one consumer and one provider
   - Support for assigned-clock-rates-u64

  New Drivers:
   - Camera, display and GPU clocks on Qualcomm SM4450
   - Camera clocks on Qualcomm SM8150
   - Rockchip rk3576 clks
   - Microchip SAM9X7 clks
   - Renesas RZ/V2H(P) (R9A09G057) clks

  Updates:
   - Mark a bunch of struct freq_tbl const to reduce .data usage
   - Add Qualcomm MSM8226 A7PLL and Regera PLL support
   - Fix the Qualcomm Lucid 5LPE PLL configuration sequence to not reuse
     Trion, as they do differ
   - A number of fixes to the Qualcomm SM8550 display clock driver
   - Fold Qualcomm SM8650 display clock driver into SM8550 one
   - Add missing clocks and GDSCs needed for audio on Qualcomm MSM8998
   - Add missing USB MP resets, GPLL9, and QUPv3 DFS to Qualcomm SC8180X
   - Fix sdcc clk frequency tables on Qualcomm SC8180X
   - Drop the Qualcomm SM8150 gcc_cpuss_ahb_clk_src
   - Mark Qualcomm PCIe GDSCs as RET_ON on sm8250 and sm8540 to avoid
     them turning off during suspend
   - Use the HW_CTRL mechanism on Qualcomm SM8550 video clock controller
     GDSCs
   - Get rid of CLK_NR_CLKS defines in Rockchip DT binding headers
   - Some fixes for Rockchip rk3228 and rk3588
   - Exynos850: Add clock for Thermal Management Unit
   - Exynos7885: Fix duplicated ID in the header, add missing TOP PLLs
     and add clocks for USB block in the FSYS clock controller
   - ExynosAutov9: Add DPUM clock controller
   - ExynosAutov920: Add new (first) clock controllers: TOP and PERIC0
     (and a bit more complete bindings)
   - Use clk_hw pointer instead of fw_name for acm_aud_clk[0-1]_sel
     clocks on i.MX8Q as parents in ACM provider
   - Add i.MX95 NETCMIX support to the block control provider
   - Fix parents for ENETx_REF_SEL clocks on i.MX6UL
   - Add USB clocks, resets and power domains on Renesas RZ/G3S
   - Add Generic Timer (GTM), I2C Bus Interface (RIIC), SD/MMC Host
     Interface (SDHI) and Watchdog Timer (WDT) clocks and resets on
     Renesas RZ/V2H
   - Add PCIe, PWM, and CAN-FD clocks on Renesas R-Car V4M
   - Add LCD controller clocks and resets on Renesas RZ/G2UL
   - Add DMA clocks and resets on Renesas RZ/G3S
   - Add fractional multiplication PLL support on Renesas R-Car Gen4
   - Document support for the Renesas RZ/G2M v3.0 (r8a774a3) SoC
   - Support for the Microchip SAM9X7 SoC as follows:
   - Updates for the Microchip PLL drivers
   - DT binding documentation updates (for the new clock driver and for
     the slow clock controller that SAM9X7 is using)
   - A fix for the Microchip SAMA7G5 clock driver to avoid allocating
     more memory than necessary
   - Constify some Amlogic structs
   - Add SM1 eARC clocks for Amlogic
   - Introduce a symbol namespace for Amlogic clock specific symbols
   - Add reset controller support to audiomix block control on i.MX
   - Add CLK_SET_RATE_PARENT flag to all audiomix clocks and to i.MX7D
     lcdif_pixel_src clock
   - Fix parent clocks for earc_phy and audpll on i.MX8MP
   - Fix default parents for enet[12]_ref_sel on i.MX6UL
   - Add ops in composite 8M and 93 that allow no-op on disable
   - Add check for PCC present bit on composite 7ULP register
   - Fix fractional part for fracn-gppll on prepare in i.MX
   - Fix clock tree update for TF-A managed clocks on i.MX8M
   - Drop CLK_SET_PARENT_GATE for DRAM mux on i.MX7D
   - Add the SAI7 IPG clock for i.MX8MN
   - Mark the 'nand_usdhc_bus' clock as non-critical on i.MX8MM
   - Add LVDS bypass clocks on i.MX8QXP
   - Add muxes for MIPI and PHY ref clocks on i.MX
   - Reorder dc0_bypass0_clk, lcd_pxl and dc1_disp clocks on i.MX8QXP
   - Add 1039.5MHz and 800MHz rates to fracn-gppll table on i.MX
   - Add CLK_SET_RATE_PARENT for media_disp pixel clocks on i.MX8QXP
   - Add some module descriptions to the i.MX generic and the i.MXRT1050
     driver
   - Fix return value for bypass for composite i.MX7ULP
   - Move Mediatek clk bindings to clock/
   - Convert some more clk bindings to dt schema"

* tag 'clk-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/clk/linux: (180 commits)
  clk: Switch back to struct platform_driver::remove()
  dt-bindings: clock, reset: fix top-comment indentation rk3576 headers
  clk: rockchip: remove unused mclk_pdm0_p/pdm0_p definitions
  clk: provide devm_clk_get_optional_enabled_with_rate()
  clk: fixed-rate: add devm_clk_hw_register_fixed_rate_parent_data()
  clk: imx6ul: fix clock parent for IMX6UL_CLK_ENETx_REF_SEL
  clk: renesas: r9a09g057: Add clock and reset entries for GTM/RIIC/SDHI/WDT
  clk: renesas: rzv2h: Add support for dynamic switching divider clocks
  clk: renesas: r9a08g045: Add clocks, resets and power domains for USB
  clk: rockchip: fix error for unknown clocks
  clk: rockchip: rk3588: drop unused code
  clk: rockchip: Add clock controller for the RK3576
  clk: rockchip: Add new pll type pll_rk3588_ddr
  dt-bindings: clock, reset: Add support for rk3576
  dt-bindings: clock: rockchip,rk3588-cru: drop unneeded assigned-clocks
  clk: rockchip: rk3588: Fix 32k clock name for pmu_24m_32k_100m_src_p
  clk: imx95: enable the clock of NETCMIX block control
  dt-bindings: clock: add RMII clock selection
  dt-bindings: clock: add i.MX95 NETCMIX block control
  clk: imx: imx8: Use clk_hw pointer for self registered clock in clk_parent_data
  ...
2024-09-23 15:01:48 -07:00
Linus Torvalds
4e2c9cd7dc i2c-for-6.12-rc1
I2C core
 ========
 
 After 15 years of deprecation, the I2C_COMPAT symbol has finally been
 removed. Also client addresses are now locked during initialization to
 prevent race conditions between different kinds of instantiation. Scoped
 foreach OF child loops are now used. And the testunit has received some
 cleanups and documentation improvements as well as two new tests, one
 for repeated start and one for triggering SMBusAlert interrupts.
 
 I2C host drivers
 ================
 
 The DesignWare and the Renesas I2C drivers have received most of
 the changes in this pull request.
 
 The first has has undergone through a series of cleanups that
 have been sent to the mailing list a year ago for the first time
 and finally get merged in this pull request. They are many, from
 typos (e.g. i2/i2c), to cosmetics, to refactoring (e.g. move
 inline functions to librarieas) and many others.
 
 Besides that, all the DesignWare Kconfig options have been
 grouped under the I2C_DESIGNWARE_CORE and this required some
 adaptation in many of the kernel configuration files for
 different arm and mips boards.
 
 Follows the list of the rest of the changes grouped by type of
 change.
 
 Cleanups
 --------
 The Qualcomm Geni platform improves the exit path in the runtime
 resume function.
 
 The Intel LJCA driver loses "target_addr" parameter in
 ljca_i2c_stop() because it was unused.
 
 The MediaTek controller intializes the restart_flag in the
 transfer function using the ternary conditional operator ("? :")
 instead of initializing it in different parts.
 
 Constified a few global data structures in the virtio driver.
 
 The Renesas driver simplifies the bus speed handling in the init
 function making it more readable.
 
 Improved an if/else statement in probe function of the Renesas
 R-Car driver.
 
 The iMX/MXC driver switches to using the RUNTIME_PM_OPS() instead
 of SET_RUNTIME_PM_OPS().
 
 Still in the iMX/MXC driver a comma ',' has been replaced by a
 semicolon ';', while in different drivers the ',' has been
 removed from the '{ }' delimiters.
 
 Finally three devm_clk_get_enabled() have been used to simplify
 the devm_clk_get/clk_prepare_enable tuple in the Renesas EMEV2,
 Ingenic and MPC drivers.
 
 Refactors
 ---------
 The Nuvoton fixes a potential out of boundary array access. This
 is not a bug fix because the issue could never occur due to
 hardware not having the properties listed in the array. The
 change makes the driver more future proof and, at the same time,
 silences code analyzers.
 
 Improvements
 ------------
 The Renesas I2C (riic) driver undergoes several patches improving
 the runtime power management handling.
 
 The Intel i801 driver uses a more descriptive adapter's name to
 show the presence of the IDF feature.
 
 In the Intel Denverton (ismt) adapter the pending transactions
 are killed when irq's can't complete their handling, triggering a
 timeout. This could have been considered as a bug fix, but
 because, standing to Vasily, it's very sporadic, I preferred
 considering the patch rather as an improvement.
 
 New Feature
 -----------
 The Renesas I2C (riic) driver now supports the fast mode plus.
 
 New support
 -----------
 Added support for:
 
     - Renesas R9A08G045
     - Rockchip RK3576
     - KEBA I2C
     - Theobroma Systems Mule Multiplexer.
 
 The Keba comes with a new driver, i2c-keba.c.
 The Mule is an i2c multiplexer and it also comes with a new
 driver, mux/i2c-mux-mule.c.
 
 Core patch
 ----------
 This pull request includes also a patch in the I2C framework, in
 i2c-core-base.c where the runtime PM functions have been replaced
 in order to allow to be accessed during the device add.
 
 Devicetree
 ----------
 Some cleanups in the devicetree, as well. nVidia and Qualcomm
 bindings improve their "if:then:" blocks. While the aspeed
 binding loses the "multi-master" property because it was
 redundant.
 
 The i2c-sprd binding has been converted to YAML.
 
 AT24 updates
 ============
 
 - document a new model from giantec in DT bindings
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Merge tag 'i2c-for-6.12-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/wsa/linux

Pull i2c updates from Wolfram Sang:
 "I2C core:

   - finally remove the I2C_COMPAT symbol after 15 years of deprecation

   - lock client addresses during initialization to prevent race
     conditions between different kinds of instantiation

   - use scoped foreach OF child loops

   - testunit cleanups and documentation improvements, as well as two
     new tests, one for repeated start and one for triggering SMBusAlert
     interrupts

  I2C host drivers:

   - DesignWare and Renesas I2C driver updates.

     The first has has undergone through a series of cleanups that have
     been sent to the mailing list a year ago for the first time and
     finally get merged in this pull request. They are many, from typos
     (e.g. i2/i2c), to cosmetics, to refactoring (e.g. move inline
     functions to librarieas) and many others.

   - all the DesignWare Kconfig options have been grouped under the
     I2C_DESIGNWARE_CORE and this required some adaptation in many of
     the kernel configuration files for different arm and mips boards

  Cleanups:

   - improve the exit path in the runtime resume function for the
     Qualcomm Geni platform

   - get rid of the unused "target_addr" parameter in the Intel LJCA
     driver

   - intialize the restart_flag in the MediaTek controller in one single
     place

   - constify a few global data structures in the virtio driver

   - simplify the bus speed handling in the Renesas driver init function
     making it more readable

   - improved probe function of the Renesas R-Car driver

   - switch the iMX/MXC driver to use RUNTIME_PM_OPS() instead of
     SET_RUNTIME_PM_OPS()

   - iMX/MXC driver cleanups

   - use devm_clk_get_enabled() to simplify the Renesas EMEV2, Ingenic
     and MPC drivers

  Refactoring:

   - Fix a potential out of boundary array access in the Nuvoton driver.

     This is not a bug fix because the issue could never occur due to
     hardware not having the properties listed in the array. The change
     makes the driver more future proof and, at the same time, silences
     code analyzers.

  Improvements:

   - several patches improving the runtime power management handling of
     the Renesas I2C (riic) driver

   - use a more descriptive adapter name in the Intel i801 driver to
     show the presence of the IDF feature

   - kill pending transactions when irq's can't complete their handling
     in the Intel Denverton (ismt) driver, triggering a timeout

  New Feature:

   - support fast mode plus in the Renesas I2C (riic) driver

  New support:

   - Added support for:
      - Renesas R9A08G045
      - Rockchip RK3576
      - KEBA I2C
      - Theobroma Systems Mule Multiplexer.

   - new i2c-keba.c driver

   - new driver for The Mule i2c multiplexer

  Core I2C framework:

   - move runtime PM functions in order to allow them to be accessed
     during device add

  Devicetree:

   - nVidia and Qualcomm binding improvements

   - get rid of redundant "multi-master" property in the aspeed binding

   - convert i2c-sprd binding to YAML

  AT24 updates:

  - document a new model from giantec in DT bindings"

* tag 'i2c-for-6.12-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/wsa/linux: (69 commits)
  i2c: designware: Use pci_get_drvdata()
  i2c: designware: Propagate firmware node
  i2c: designware: Uninline i2c_dw_probe()
  i2c: ljca: Remove unused "target_addr" parameter
  i2c: keba: Add KEBA I2C controller support
  i2c: i801: Use a different adapter-name for IDF adapters
  i2c: core: Setup i2c_adapter runtime-pm before calling device_add()
  dt-bindings: i2c: i2c-sprd: convert to YAML
  i2c: ismt: kill transaction in hardware on timeout
  i2c: designware: Group all DesignWare drivers under a single option
  net: txgbe: Fix I2C Kconfig dependencies
  RISC-V: configs: enable I2C_DESIGNWARE_CORE with I2C_DESIGNWARE_PLATFORM
  mips: configs: enable I2C_DESIGNWARE_CORE with I2C_DESIGNWARE_PLATFORM
  arm64: defconfig: enable I2C_DESIGNWARE_CORE with I2C_DESIGNWARE_PLATFORM
  ARM: configs: enable I2C_DESIGNWARE_CORE with I2C_DESIGNWARE_PLATFORM
  ARC: configs: enable I2C_DESIGNWARE_CORE with I2C_DESIGNWARE_PLATFORM
  i2c: virtio: Constify struct i2c_algorithm and struct virtio_device_id
  i2c: rcar: tidyup priv->devtype handling on rcar_i2c_probe()
  i2c: imx: Convert comma to semicolon
  i2c: jz4780: Use devm_clk_get_enabled() helpers
  ...
2024-09-23 14:34:19 -07:00
Linus Torvalds
00b43f85f2 libnvdimm for 6.12
* Use Open Firmware helper routines
 * Fix memory leak when nvdimm labels are incorrect
 * remove some dead code
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Merge tag 'libnvdimm-for-6.12' of git://git.kernel.org/pub/scm/linux/kernel/git/nvdimm/nvdimm

Pull libnvdimm updates from Ira Weiny:

 - use Open Firmware helper routines

 - fix memory leak when nvdimm labels are incorrect

 - remove some dead code

* tag 'libnvdimm-for-6.12' of git://git.kernel.org/pub/scm/linux/kernel/git/nvdimm/nvdimm:
  nvdimm: Remove dead code for ENODEV checking in scan_labels()
  nvdimm: Fix devs leaks in scan_labels()
  nvdimm: Use of_property_present() and of_property_read_bool()
2024-09-23 14:31:38 -07:00
Linus Torvalds
20d9ba738b - Added a check for the return value of spi_setup() in the l4f00242t03 driver to catch errors.
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Merge tag 'backlight-next-6.12' of git://git.kernel.org/pub/scm/linux/kernel/git/lee/backlight

Pull backlight update from Lee Jones:

 - Added a check for the return value of spi_setup() in the l4f00242t03
   driver to catch errors

* tag 'backlight-next-6.12' of git://git.kernel.org/pub/scm/linux/kernel/git/lee/backlight:
  backlight: l4f00242t03: Add check for spi_setup
2024-09-23 14:29:11 -07:00
Linus Torvalds
f2debe057f - Limited LED current based on thermal conditions in the QCOM flash LED driver.
- Fixed device child node usage in the BD2606MVV and PCA995x drivers.
 - Used device_for_each_child_node_scoped() to access child nodes in the IS31FL319X driver.
 - Reset the LED controller during the probe in the LM3601X driver.
 - Used device_for_each_child_node() to access device child nodes in the PCA995X driver.
 - Fixed CONFIG_LEDS_CLASS_MULTICOLOR dependency in the BlinkM driver.
 - Replaced msleep() with usleep_range() in the SUN50I-A100 driver.
 - Used scoped device node handling to simplify error paths in the AAT1290, KTD2692, and MC13783 drivers.
 - Added missing of_node_get for probe duration in the MAX77693 driver.
 - Simplified using for_each_available_child_of_node_scoped() loops when iterating over device nodes.
 - Used devm_clk_get_enabled() helpers in the LP55XX driver.
 - Converted DT bindings from TXT to YAML format for various drivers, including LM3692x and SC2731-BLTC.
 - Set num_leds after allocation in the GPIO driver.
 - Removed irrelevant blink configuration error message in the PCA9532 driver.
 - Fixed module autoloading with MODULE_DEVICE_TABLE() in the Turris Omnia driver.
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Merge tag 'leds-next-6.12' of git://git.kernel.org/pub/scm/linux/kernel/git/lee/leds

Pull LED updates from Lee Jones:

 - Limited LED current based on thermal conditions in the QCOM flash LED
   driver

 - Fixed device child node usage in the BD2606MVV and PCA995x drivers

 - Used device_for_each_child_node_scoped() to access child nodes in the
   IS31FL319X driver

 - Reset the LED controller during the probe in the LM3601X driver

 - Used device_for_each_child_node() to access device child nodes in the
   PCA995X driver

 - Fixed CONFIG_LEDS_CLASS_MULTICOLOR dependency in the BlinkM driver

 - Replaced msleep() with usleep_range() in the SUN50I-A100 driver

 - Used scoped device node handling to simplify error paths in the
   AAT1290, KTD2692, and MC13783 drivers

 - Added missing of_node_get for probe duration in the MAX77693 driver

 - Simplified using for_each_available_child_of_node_scoped() loops when
   iterating over device nodes

 - Used devm_clk_get_enabled() helpers in the LP55XX driver

 - Converted DT bindings from TXT to YAML format for various drivers,
   including LM3692x and SC2731-BLTC

 - Set num_leds after allocation in the GPIO driver

 - Removed irrelevant blink configuration error message in the PCA9532
   driver

 - Fixed module autoloading with MODULE_DEVICE_TABLE() in the Turris
   Omnia driver

* tag 'leds-next-6.12' of git://git.kernel.org/pub/scm/linux/kernel/git/lee/leds: (38 commits)
  leds: turris-omnia: Fix module autoloading with MODULE_DEVICE_TABLE()
  leds: pca9532: Remove irrelevant blink configuration error message
  leds: gpio: Set num_leds after allocation
  dt-bindings: leds: Convert leds-lm3692x to YAML format
  leds: lp55xx: Use devm_clk_get_enabled() helpers
  leds: as3645a: Use device_* to iterate over device child nodes
  leds: qcom-lpg: Simplify with scoped for each OF child loop
  leds: turris-omnia: Simplify with scoped for each OF child loop
  leds: sc27xx: Simplify with scoped for each OF child loop
  leds: pca9532: Simplify with scoped for each OF child loop
  leds: netxbig: Simplify with scoped for each OF child loop
  leds: mt6323: Simplify with scoped for each OF child loop
  leds: mc13783: Use scoped device node handling to simplify error paths
  leds: lp55xx: Simplify with scoped for each OF child loop
  leds: is31fl32xx: Simplify with scoped for each OF child loop
  leds: bcm6358: Simplify with scoped for each OF child loop
  leds: bcm6328: Simplify with scoped for each OF child loop
  leds: aw2013: Simplify with scoped for each OF child loop
  leds: 88pm860x: Simplify with scoped for each OF child loop
  leds: max77693: Simplify with scoped for each OF child loop
  ...
2024-09-23 14:20:11 -07:00
Linus Torvalds
b0a53b4f3f - Added support for the Analog Devices ADP5585 GPIO and PWM functions.
- Added parsing of GPIO hogs for the ADP5585.
 - Fixed module autoloading in the MAX14577 driver.
 - Simplified and cleaned up the CROS_EC driver.
 - Made the Lenovo Yoga Tab 3 X90F DMI match less strict in the INTEL_SOC_PMIC_CHTWC driver.
 - Added support for the RK806 PMIC on the I2C bus.
 - Removed the remaining header file for the DS1WM driver.
 - Added compatible strings for various devices in the device tree bindings.
 - Fixed a comma-related issue in the 88PM860X_CORE driver.
 - Constified read-only regmap structs in various drivers.
 - Used scoped variables with memory allocators to simplify error paths in the MT6360 and SYSCON drivers.
 - Added Intel Arrow Lake-H and Panther Lake LPSS PCI IDs.
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Merge tag 'mfd-next-6.12' of git://git.kernel.org/pub/scm/linux/kernel/git/lee/mfd

Pull MFD updates from Lee Jones:

 - Added support for the Analog Devices ADP5585 GPIO and PWM functions

 - Added parsing of GPIO hogs for the ADP5585

 - Fixed module autoloading in the MAX14577 driver

 - Simplified and cleaned up the CROS_EC driver

 - Made the Lenovo Yoga Tab 3 X90F DMI match less strict in the
   INTEL_SOC_PMIC_CHTWC driver

 - Added support for the RK806 PMIC on the I2C bus

 - Removed the remaining header file for the DS1WM driver

 - Added compatible strings for various devices in the device tree
   bindings

 - Fixed a comma-related issue in the 88PM860X_CORE driver

 - Constified read-only regmap structs in various drivers

 - Used scoped variables with memory allocators to simplify error paths
   in the MT6360 and SYSCON drivers

 - Added Intel Arrow Lake-H and Panther Lake LPSS PCI IDs

* tag 'mfd-next-6.12' of git://git.kernel.org/pub/scm/linux/kernel/git/lee/mfd: (44 commits)
  mfd: atc260x: Convert a bunch of commas to semicolons
  dt-bindings: mfd: qcom,tcsr: Add compatible for sa8775p
  mfd: intel-lpss: Add Intel Panther Lake LPSS PCI IDs
  mfd: intel-lpss: Add Intel Arrow Lake-H LPSS PCI IDs
  dt-bindings: mfd: syscon: Add rk3576 QoS register compatible
  dt-bindings: mfd: adp5585: Add parsing of hogs
  mfd: tc3589x: Drop vendorless compatible string from match table
  mfd: qcom-spmi-pmic: Use for_each_child_of_node_scoped()
  mfd: max77620: Use for_each_child_of_node_scoped()
  mfd: intel_soc_pmic_chtwc: Make Lenovo Yoga Tab 3 X90F DMI match less strict
  mfd: cros_ec: Update module description
  mfd: cros_ec: Simplify and clean-up cros_ec_dev_init()
  mfd: max14577: Provide MODULE_DEVICE_TABLE() to fix module autoloading
  mfd: rk8xx: Add support for rk806 on i2c bus
  dt-bindings: mfd: syscon: Add ti,j784s4-acspcie-proxy-ctrl compatible
  mfd: ds1wm: Remove remaining header file
  MAINTAINERS: Repair file entry in MARVELL 88PM886 PMIC DRIVER
  mfd: 88pm860x-core: Convert comma to semicolon
  mfd: syscon: Use scoped variables with memory allocators to simplify error paths
  mfd: mt6360: Use scoped variables with memory allocators to simplify error paths
  ...
2024-09-23 14:17:08 -07:00
Linus Torvalds
8874d92b57 dmaengine updates for v6.12
New support:
   - Support for AMD Versal Gen 2 DMA IP
   - Rcar RZ/G3S SoC dma controller
   - Support for Intel Diamond Rapids and Granite Rapids-D dma controllers
   - Support for Freescale ls1021a-qdma controller
   - New driver for Loongson-1 APB DMA
   - New driver for AMD QDMA
   - Pl08x in LPC32XX router dma driver
 
  Updates:
   - Support for dpdma cyclic dma mode
   - XML conversion for marvell xor dma bindings
   - Dma clocks documentation for imx dma
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Merge tag 'dmaengine-6.12-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/vkoul/dmaengine

Pull dmaengine updates from Vinod Koul:
 "Unusually, more new driver and device support than updates. Couple of
  new device support, AMD, Rcar, Intel and New drivers in Freescale,
  Loonsoon, AMD and LPC32XX with DT conversion and mode updates etc.

  New support:
   - Support for AMD Versal Gen 2 DMA IP
   - Rcar RZ/G3S SoC dma controller
   - Support for Intel Diamond Rapids and Granite Rapids-D dma controllers
   - Support for Freescale ls1021a-qdma controller
   - New driver for Loongson-1 APB DMA
   - New driver for AMD QDMA
   - Pl08x in LPC32XX router dma driver

  Updates:
   - Support for dpdma cyclic dma mode
   - XML conversion for marvell xor dma bindings
   - Dma clocks documentation for imx dma"

* tag 'dmaengine-6.12-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/vkoul/dmaengine: (24 commits)
  dmaengine: loongson1-apb-dma: Fix the build warning caused by the size of pdev_irqname
  dmaengine: Fix spelling mistakes
  dmaengine: Add dma router for pl08x in LPC32XX SoC
  dmaengine: fsl-edma: add edma src ID check at request channel
  dmaengine: fsl-edma: change to guard(mutex) within fsl_edma3_xlate()
  dmaengine: avoid non-constant format string
  dmaengine: imx-dma: Remove i.MX21 support
  dt-bindings: dma: fsl,imx-dma: Document the DMA clocks
  dmaengine: Loongson1: Add Loongson-1 APB DMA driver
  dt-bindings: dma: Add Loongson-1 APB DMA
  dmaengine: zynqmp_dma: Add support for AMD Versal Gen 2 DMA IP
  dt-bindings: dmaengine: zynqmp_dma: Add a new compatible string
  dmaengine: idxd: Add new DSA and IAA device IDs for Diamond Rapids platform
  dmaengine: idxd: Add a new DSA device ID for Granite Rapids-D platform
  dmaengine: ti: k3-udma: Remove unused declarations
  dmaengine: amd: qdma: Add AMD QDMA driver
  dmaengine: xilinx: dpdma: Add support for cyclic dma mode
  dma: ipu: Remove include/linux/dma/ipu-dma.h
  dt-bindings: dma: fsl-mxs-dma: Add compatible string "fsl,imx8qxp-dma-apbh"
  dt-bindings: fsl-qdma: allow compatible string fallback to fsl,ls1021a-qdma
  ...
2024-09-23 14:08:08 -07:00
Linus Torvalds
fbb86b0d5f phy-for-6.12
- New Support
   - Rcar usb2 support for RZ/G3S SoC
   - Nuvoton MA35 SoC USB 2.0 PHY driver
 
 - Removal
   - obsolete qcom,usb-8x16-phy bindings
 
 - Updates
   - 4 lane PCIe support for Qualcomm X1E80100
   - Constify structure in subsystem update
   - Subsystem simplification with scoped for each OF child loop update
   - Yaml conversion for Qualcomm sata phy, Hiilicon hi3798cv200-combphy
     bindings
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Merge tag 'phy-for-6.12' of git://git.kernel.org/pub/scm/linux/kernel/git/phy/linux-phy

Pull phy updates from Vinod Koul:
 "New hw support:
   - Rcar usb2 support for RZ/G3S SoC
   - Nuvoton MA35 SoC USB 2.0 PHY driver

  Removed:
   - obsolete qcom,usb-8x16-phy bindings

  Updates:
   - 4 lane PCIe support for Qualcomm X1E80100
   - Constify structure in subsystem update
   - Subsystem simplification with scoped for each OF child loop update
   - Yaml conversion for Qualcomm sata phy, Hiilicon hi3798cv200-combphy
     bindings"

* tag 'phy-for-6.12' of git://git.kernel.org/pub/scm/linux/kernel/git/phy/linux-phy: (40 commits)
  phy: renesas: rcar-gen3-usb2: Add support for the RZ/G3S SoC
  dt-bindings: phy: renesas,usb2-phy: Document RZ/G3S phy bindings
  phy: renesas: rcar-gen3-usb2: Add support to initialize the bus
  phy: ti: j721e-wiz: Simplify with scoped for each OF child loop
  phy: ti: j721e-wiz: Drop OF node reference earlier for simpler code
  phy: ti: gmii-sel: Simplify with dev_err_probe()
  phy: ti: am654-serdes: Use scoped device node handling to simplify error paths
  phy: qcom: qmp-pcie-msm8996: Simplify with scoped for each OF child loop
  phy: mediatek: xsphy: Simplify with scoped for each OF child loop
  phy: mediatek: tphy: Simplify with scoped for each OF child loop
  phy: hisilicon: usb2: Simplify with scoped for each OF child loop
  phy: cadence: sierra: Simplify with scoped for each OF child loop
  phy: broadcom: brcm-sata: Simplify with scoped for each OF child loop
  phy: broadcom: bcm-cygnus-pcie: Simplify with scoped for each OF child loop
  phy: nuvoton: add new driver for the Nuvoton MA35 SoC USB 2.0 PHY
  dt-bindings: phy: nuvoton,ma35-usb2-phy: add new bindings
  phy: qcom: qmp-pcie: Configure all tables on port B PHY
  phy: airoha: adjust initialization delay in airoha_pcie_phy_init()
  dt-bindings: phy: socionext,uniphier: add top-level constraints
  phy: qcom: qmp-pcie: Add Gen4 4-lanes mode for X1E80100
  ...
2024-09-23 14:05:10 -07:00
Linus Torvalds
7116747a68 soundwire updates for 6.12
- bus cleanup for warnings and probe deferral errors suppression
  - cadence recheck for status with a delayed work
  - intel interrupt rework on reset exit
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Merge tag 'soundwire-6.12-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/vkoul/soundwire

Pull soundwire updates from Vinod Koul:

 - bus cleanup for warnings and probe deferral errors suppression

 - cadence recheck for status with a delayed work

 - intel interrupt rework on reset exit

* tag 'soundwire-6.12-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/vkoul/soundwire:
  soundwire: intel_bus_common: enable interrupts before exiting reset
  soundwire: cadence: re-check Peripheral status with delayed_work
  soundwire: bus: clean up probe warnings
  soundwire: bus: drop unused driver name field
  soundwire: bus: suppress probe deferral errors
2024-09-23 14:00:46 -07:00
Linus Torvalds
f34c512521 linux-watchdog 6.12-rc1 tag
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Merge tag 'linux-watchdog-6.12-rc1' of git://www.linux-watchdog.org/linux-watchdog

Pull watchdog updates from Wim Van Sebroeck:

 - Add Watchdog Timer driver for RZ/V2H(P)

 - Add Cirrus EP93x

 - Some small fixes and improvements

* tag 'linux-watchdog-6.12-rc1' of git://www.linux-watchdog.org/linux-watchdog:
  watchdog: Convert comma to semicolon
  watchdog: rzv2h_wdt: Add missing MODULE_LICENSE tag to fix modpost error
  dt-bindings: watchdog: Add Cirrus EP93x
  dt-bindings: watchdog: stm32-iwdg: Document interrupt and wakeup properties
  drivers: watchdog: marvell_gti: Convert comma to semicolon
  watchdog: iTCO_wdt: Convert comma to semicolon
  watchdog: Add Watchdog Timer driver for RZ/V2H(P)
  dt-bindings: watchdog: renesas,wdt: Document RZ/V2H(P) SoC
  watchdog: imx_sc_wdt: detect if already running
  watchdog: imx2_wdt: Remove __maybe_unused notations
  watchdog: imx_sc_wdt: Don't disable WDT in suspend
  watchdog: imx7ulp_wdt: move post_rcs_wait into struct imx_wdt_hw_feature
2024-09-23 13:19:37 -07:00
Linus Torvalds
962ad08780 This is the bulk of pin control changes for the v6.12 kernel cycle:
Core changes:
 
 - Add support for "input-schmitt-microvolt" property, as used in the
   Sophgo SoC.
 
 New drivers:
 
 - Mobileye EyeQ5 pin controller, I think this is an automotive SoC.
 
 - Rockchip rk3576 pin control support.
 
 - Sophgo CV1800 series pin controllers: CV1800B, CV1812H and SG2000.
 
 Improvements:
 
 - Gradual improvements to Renesas, Samsung, Qualcomm, Nuvoton
   and a few other drivers.
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Merge tag 'pinctrl-v6.12-1' of git://git.kernel.org/pub/scm/linux/kernel/git/linusw/linux-pinctrl

Pull pin control updates from Linus Walleij:
 "Core changes:

   - Add support for "input-schmitt-microvolt" property, as used in the
     Sophgo SoC

  New drivers:

   - Mobileye EyeQ5 pin controller, I think this is an automotive SoC

   - Rockchip rk3576 pin control support

   - Sophgo CV1800 series pin controllers: CV1800B, CV1812H and SG2000

  Improvements:

   - Gradual improvements to Renesas, Samsung, Qualcomm, Nuvoton and a
     few other drivers"

* tag 'pinctrl-v6.12-1' of git://git.kernel.org/pub/scm/linux/kernel/git/linusw/linux-pinctrl: (67 commits)
  pinctrl: intel: Constify struct intel_pinctrl parameter
  pinctrl: Remove redundant null pointer checks in pinctrl_remove_device_debugfs()
  pinctrl: baytrail: Drop duplicate return statement
  pinctrl: intel: Inline intel_gpio_community_irq_handler()
  dt-bindings: pinctrl: qcom: add missing type to GPIO hogs
  pinctrl: madera: Simplify with dev_err_probe()
  pinctrl: k210: Use devm_clk_get_enabled() helpers
  pinctrl: Join split messages and remove double whitespace
  pinctrl: renesas: rzg2l: Move pinconf_to_config_argument() call outside of switch cases
  pinctrl: renesas: rzg2l: Introduce single macro for digital noise filter configuration
  pinctrl: renesas: rzg2l: Replace of_node_to_fwnode() with more suitable API
  pinctrl: mvebu: Fix devinit_dove_pinctrl_probe function
  pinctrl: sunxi: Use devm_clk_get_enabled() helpers
  pinctrl: sophgo: cv18xx: fix missed __iomem type identifier
  pinctrl: stmfx: Use string_choices API instead of ternary operator
  pinctrl: nomadik: Use kmemdup_array instead of kmemdup for multiple allocation
  pinctrl: intel: Introduce for_each_intel_gpio_group() helper et al.
  pinctrl: intel: Constify intel_get_community() returned object
  pinctrl: intel: Implement high impedance support
  pinctrl: intel: Add __intel_gpio_get_direction() helper
  ...
2024-09-23 13:15:23 -07:00
Linus Torvalds
5f153b6330 Bug fixes for intel ntb driver debugfs, use after free in switchtec
driver, ntb transport rx ring buffers.  Also, cleanups in printks,
 kernel-docs, and idt driver comment.
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Merge tag 'ntb-6.12' of https://github.com/jonmason/ntb

Pull PCIe non-transparent bridge updates from Jon Mason:
 "Bug fixes for intel ntb driver debugfs, use after free in switchtec
  driver, ntb transport rx ring buffers. Also, cleanups in printks,
  kernel-docs, and idt driver comment"

* tag 'ntb-6.12' of https://github.com/jonmason/ntb:
  ntb: Force physically contiguous allocation of rx ring buffers
  ntb: ntb_hw_switchtec: Fix use after free vulnerability in switchtec_ntb_remove due to race condition
  ntb: idt: Fix the cacography in ntb_hw_idt.c
  NTB: epf: don't misuse kernel-doc marker
  NTB: ntb_transport: fix all kernel-doc warnings
  ntb: Constify struct bus_type
  ntb_perf: Fix printk format
  ntb: intel: Fix the NULL vs IS_ERR() bug for debugfs_create_dir()
2024-09-23 13:10:49 -07:00
Linus Torvalds
d7dfb07d4d firewire updates for v6.12
The batch of changes includes the followwing:
 
 - Replacing tasklet with usual workqueue for isochronous context
 - Replacing IDR with XArray
 - Utilizing guard macro where possible
 - Printing deprecation warning when enabling debug parameter of
   firewire-ohci module
 
 Additionally, it includes a single patch for sound subsystem which the
 subsystem maintainer acked:
 
 - Switching to nonatomic PCM operation
 
 In FireWire subsystem, tasklet has been used as the bottom half of 1394
 OHCi hardIRQ so long. In the recent kernel updates, BH workqueue has
 been available, and some developers have proposed replacing tasklet with
 BH workqueue. While it is fortunate that developers are still considering
 the legacy subsystem, a simple replacement is not necessarily suitable.
 
 As a first step towards dropping tasklet, I've investigated the
 feasibility for 1394 OHCI isochronous context, and concluded that usual
 workqueue is available. In the context, the batch of packets is processed
 in the specific queue, thus the timing jitter caused by task scheduling is
 not so critical. Additionally, DMA transmission can be scheduled
 per-packet basis, therefore the context can be sleep between the operation
 of transmissions. Furthermore, in-kernel protocol implementation involves
 some CPU-bound tasks, which can sometimes consumes CPU time so long. These
 characteristics suggest that usual workqueue is suitable, through BH
 workqueues are not.
 
 The replacement with usual workqueue allows unit drivers to process the
 content of packets in non-atomic context. It brings some reliefs to some
 drivers in sound subsystem that spin-lock is not mandatory anymore during
 isochronous packet processing.
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Merge tag 'firewire-updates-6.12' of git://git.kernel.org/pub/scm/linux/kernel/git/ieee1394/linux1394

Pull firewire updates from Takashi Sakamoto:
 "In the FireWire subsystem, tasklets have been used as the bottom half
  of 1394 OHCi hardIRQ. In recent kernel updates, BH workqueues have
  become available, and some developers have proposed replacing the
  tasklet with a BH workqueue.

  As a first step towards dropping tasklet use, the 1394 OHCI
  isochronous context can use regular workqueues. In this context, the
  batch of packets is processed in the specific queue, thus the timing
  jitter caused by task scheduling is not so critical.

  Additionally, DMA transmission can be scheduled per-packet basis,
  therefore the context can be sleep between the operation of
  transmissions. Furthermore, in-kernel protocol implementation involves
  some CPU-bound tasks, which can sometimes consumes CPU time so long.
  These characteristics suggest that normal workqueues are suitable,
  through BH workqueues are not.

  The replacement with a workqueue allows unit drivers to process the
  content of packets in non-atomic context. It brings some reliefs to
  some drivers in sound subsystem that spin-lock is not mandatory
  anymore during isochronous packet processing.

  Summary:

   - Replace tasklet with workqueue for isochronous context

   - Replace IDR with XArray

   - Utilize guard macro where possible

   - Print deprecation warning when enabling debug parameter of
     firewire-ohci module

   - Switch to nonatomic PCM operation"

* tag 'firewire-updates-6.12' of git://git.kernel.org/pub/scm/linux/kernel/git/ieee1394/linux1394: (55 commits)
  firewire: core: rename cause flag of tracepoints event
  firewire: core: update documentation of kernel APIs for flushing completions
  firewire: core: add helper function to retire descriptors
  Revert "firewire: core: move workqueue handler from 1394 OHCI driver to core function"
  Revert "firewire: core: use mutex to coordinate concurrent calls to flush completions"
  firewire: core: use mutex to coordinate concurrent calls to flush completions
  firewire: core: move workqueue handler from 1394 OHCI driver to core function
  firewire: core: fulfill documentation of fw_iso_context_flush_completions()
  firewire: core: expose kernel API to schedule work item to process isochronous context
  firewire: core: use WARN_ON_ONCE() to avoid superfluous dumps
  ALSA: firewire: use nonatomic PCM operation
  firewire: core: non-atomic memory allocation for isochronous event to user client
  firewire: ohci: operate IT/IR events in sleepable work process instead of tasklet softIRQ
  firewire: core: add local API to queue work item to workqueue specific to isochronous contexts
  firewire: core: allocate workqueue to handle isochronous contexts in card
  firewire: ohci: obsolete direct usage of printk_ratelimit()
  firewire: ohci: deprecate debug parameter
  firewire: core: update fw_device outside of device_find_child()
  firewire: ohci: fix error path to detect initiated reset in TI TSB41BA3D phy
  firewire: core/ohci: minor refactoring for computation of configuration ROM size
  ...
2024-09-23 12:55:27 -07:00
Guenter Roeck
f89722faa3 ipe: Add missing terminator to list of unit tests
Add missing terminator to list of unit tests to avoid random crashes seen
when running the test.

Fixes: 10ca05a760 ("ipe: kunit test for parser")
Cc: Deven Bowers <deven.desai@linux.microsoft.com>
Cc: Paul Moore <paul@paul-moore.com>
Cc: Fan Wu <wufan@linux.microsoft.com>
Signed-off-by: Guenter Roeck <linux@roeck-us.net>
Acked-by: Fan Wu <wufan@linux.microsoft.com>
Signed-off-by: Paul Moore <paul@paul-moore.com>
2024-09-23 15:53:37 -04:00
Linus Torvalds
3a37872316 pci-v6.12-changes
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Merge tag 'pci-v6.12-changes' of git://git.kernel.org/pub/scm/linux/kernel/git/pci/pci

Pull pci updates from Bjorn Helgaas:
 "Enumeration:

   - Wait for device readiness after reset by polling Vendor ID and
     looking for Configuration RRS instead of polling the Command
     register and looking for non-error completions, to avoid hardware
     retries done for RRS on non-Vendor ID reads (Bjorn Helgaas)

   - Rename CRS Completion Status to RRS ('Request Retry Status') to
     match PCIe r6.0 spec usage (Bjorn Helgaas)

   - Clear LBMS bit after a manual link retrain so we don't try to
     retrain a link when there's no downstream device anymore (Maciej W.
     Rozycki)

   - Revert to the original link speed after retraining fails instead of
     leaving it restricted to 2.5GT/s, so a future device has a chance
     to use higher speeds (Maciej W. Rozycki)

   - Wait for each level of downstream bus, not just the first, to
     become accessible before restoring devices on that bus (Ilpo
     Järvinen)

   - Add ARCH_PCI_DEV_GROUPS so s390 can add its own attribute_groups
     without having to stomp on the core's pdev->dev.groups (Lukas
     Wunner)

  Driver binding:

   - Export pcim_request_region(), a managed counterpart of
     pci_request_region(), for use by drivers (Philipp Stanner)

   - Export pcim_iomap_region() and deprecate pcim_iomap_regions()
     (Philipp Stanner)

   - Request the PCI BAR used by xboxvideo (Philipp Stanner)

   - Request and map drm/ast BARs with pcim_iomap_region() (Philipp
     Stanner)

  MSI:

   - Add MSI_FLAG_NO_AFFINITY flag for devices that mux MSIs onto a
     single IRQ line and cannot set the affinity of each MSI to a
     specific CPU core (Marek Vasut)

   - Use MSI_FLAG_NO_AFFINITY and remove unnecessary .irq_set_affinity()
     implementations in aardvark, altera, brcmstb, dwc, mediatek-gen3,
     mediatek, mobiveil, plda, rcar, tegra, vmd, xilinx-nwl,
     xilinx-xdma, and xilinx drivers to avoid 'IRQ: set affinity failed'
     warnings (Marek Vasut)

  Power management:

   - Add pwrctl support for ATH11K inside the WCN6855 package (Konrad
     Dybcio)

  PCI device hotplug:

   - Remove unnecessary hpc_ops struct from shpchp (ngn)

   - Check for PCI_POSSIBLE_ERROR(), not 0xffffffff, in cpqphp
     (weiyufeng)

  Virtualization:

   - Mark Creative Labs EMU20k2 INTx masking as broken (Alex Williamson)

   - Add an ACS quirk for Qualcomm SA8775P, which doesn't advertise ACS
     but does provide ACS-like features (Subramanian Ananthanarayanan)

  IOMMU:

   - Add function 0 DMA alias quirk for Glenfly Arise audio function,
     which uses the function 0 Requester ID (WangYuli)

  NPEM:

   - Add Native PCIe Enclosure Management (NPEM) support for sysfs
     control of NVMe RAID storage indicators (ok/fail/locate/
     rebuild/etc) (Mariusz Tkaczyk)

   - Add support for the ACPI _DSM PCIe SSD status LED management, which
     is functionally similar to NPEM but mediated by platform firmware
     (Mariusz Tkaczyk)

  Device trees:

   - Drop minItems and maxItems from ranges in PCI generic host binding
     since host bridges may have several MMIO and I/O port apertures
     (Frank Li)

   - Add kirin, rcar-gen2, uniphier DT binding top-level constraints for
     clocks (Krzysztof Kozlowski)

  Altera PCIe controller driver:

   - Convert altera DT bindings from text to YAML (Matthew Gerlach)

   - Replace TLP_REQ_ID() with macro PCI_DEVID(), which does the same
     thing and is what other drivers use (Jinjie Ruan)

  Broadcom STB PCIe controller driver:

   - Add DT binding maxItems for reset controllers (Jim Quinlan)

   - Use the 'bridge' reset method if described in the DT (Jim Quinlan)

   - Use the 'swinit' reset method if described in the DT (Jim Quinlan)

   - Add 'has_phy' so the existence of a 'rescal' reset controller
     doesn't imply software control of it (Jim Quinlan)

   - Add support for many inbound DMA windows (Jim Quinlan)

   - Rename SoC 'type' to 'soc_base' express the fact that SoCs come in
     families of multiple similar devices (Jim Quinlan)

   - Add Broadcom 7712 DT description and driver support (Jim Quinlan)

   - Sort enums, pcie_offsets[], pcie_cfg_data, .compatible strings for
     maintainability (Bjorn Helgaas)

  Freescale i.MX6 PCIe controller driver:

   - Add imx6q-pcie 'dbi2' and 'atu' reg-names for i.MX8M Endpoints
     (Richard Zhu)

   - Fix a code restructuring error that caused i.MX8MM and i.MX8MP
     Endpoints to fail to establish link (Richard Zhu)

   - Fix i.MX8MP Endpoint occasional failure to trigger MSI by enforcing
     outbound alignment requirement (Richard Zhu)

   - Call phy_power_off() in the .probe() error path (Frank Li)

   - Rename internal names from imx6_* to imx_* since i.MX7/8/9 are also
     supported (Frank Li)

   - Manage Refclk by using SoC-specific callbacks instead of switch
     statements (Frank Li)

   - Manage core reset by using SoC-specific callbacks instead of switch
     statements (Frank Li)

   - Expand comments for erratum ERR010728 workaround (Frank Li)

   - Use generic PHY APIs to configure mode, speed, and submode, which
     is harmless for devices that implement their own internal PHY
     management and don't set the generic imx_pcie->phy (Frank Li)

   - Add i.MX8Q (i.MX8QM, i.MX8QXP, and i.MX8DXL) DT binding and driver
     Root Complex support (Richard Zhu)

  Freescale Layerscape PCIe controller driver:

   - Replace layerscape-pcie DT binding compatible fsl,lx2160a-pcie with
     fsl,lx2160ar2-pcie (Frank Li)

   - Add layerscape-pcie DT binding deprecated 'num-viewport' property
     to address a DT checker warning (Frank Li)

   - Change layerscape-pcie DT binding 'fsl,pcie-scfg' to phandle-array
     (Frank Li)

  Loongson PCIe controller driver:

   - Increase max PCI hosts to 8 for Loongson-3C6000 and newer chipsets
     (Huacai Chen)

  Marvell Aardvark PCIe controller driver:

   - Fix issue with emulating Configuration RRS for two-byte reads of
     Vendor ID; previously it only worked for four-byte reads (Bjorn
     Helgaas)

  MediaTek PCIe Gen3 controller driver:

   - Add per-SoC struct mtk_gen3_pcie_pdata to support multiple SoC
     types (Lorenzo Bianconi)

   - Use reset_bulk APIs to manage PHY reset lines (Lorenzo Bianconi)

   - Add DT and driver support for Airoha EN7581 PCIe controller
     (Lorenzo Bianconi)

  Qualcomm PCIe controller driver:

   - Update qcom,pcie-sc7280 DT binding with eight interrupts (Rayyan
     Ansari)

   - Add back DT 'vddpe-3v3-supply', which was incorrectly removed
     earlier (Johan Hovold)

   - Drop endpoint redundant masking of global IRQ events (Manivannan
     Sadhasivam)

   - Clarify unknown global IRQ message and only log it once to avoid a
     flood (Manivannan Sadhasivam)

   - Add 'linux,pci-domain' property to endpoint DT binding (Manivannan
     Sadhasivam)

   - Assign PCI domain number for endpoint controllers (Manivannan
     Sadhasivam)

   - Add 'qcom_pcie_ep' and the PCI domain number to IRQ names for
     endpoint controller (Manivannan Sadhasivam)

   - Add global SPI interrupt for PCIe link events to DT binding
     (Manivannan Sadhasivam)

   - Add global RC interrupt handler to handle 'Link up' events and
     automatically enumerate hot-added devices (Manivannan Sadhasivam)

   - Avoid mirroring of DBI and iATU register space so it doesn't
     overlap BAR MMIO space (Prudhvi Yarlagadda)

   - Enable controller resources like PHY only after PERST# is
     deasserted to partially avoid the problem that the endpoint SoC
     crashes when accessing things when Refclk is absent (Manivannan
     Sadhasivam)

   - Add 16.0 GT/s equalization and RX lane margining settings (Shashank
     Babu Chinta Venkata)

   - Pass domain number to pci_bus_release_domain_nr() explicitly to
     avoid a NULL pointer dereference (Manivannan Sadhasivam)

  Renesas R-Car PCIe controller driver:

   - Make the read-only const array 'check_addr' static (Colin Ian King)

   - Add R-Car V4M (R8A779H0) PCIe host and endpoint to DT binding
     (Yoshihiro Shimoda)

  TI DRA7xx PCIe controller driver:

   - Request IRQF_ONESHOT for 'dra7xx-pcie-main' IRQ since the primary
     handler is NULL (Siddharth Vadapalli)

   - Handle IRQ request errors during root port and endpoint probe
     (Siddharth Vadapalli)

  TI J721E PCIe driver:

   - Add DT 'ti,syscon-acspcie-proxy-ctrl' and driver support to enable
     the ACSPCIE module to drive Refclk for the Endpoint (Siddharth
     Vadapalli)

   - Extract the cadence link setup from cdns_pcie_host_setup() so link
     setup can be done separately during resume (Thomas Richard)

   - Add T_PERST_CLK_US definition for the mandatory delay between
     Refclk becoming stable and PERST# being deasserted (Thomas Richard)

   - Add j721e suspend and resume support (Théo Lebrun)

  TI Keystone PCIe controller driver:

   - Fix NULL pointer checking when applying MRRS limitation quirk for
     AM65x SR 1.0 Errata #i2037 (Dan Carpenter)

  Xilinx NWL PCIe controller driver:

   - Fix off-by-one error in INTx IRQ handler that caused INTx
     interrupts to be lost or delivered as the wrong interrupt (Sean
     Anderson)

   - Rate-limit misc interrupt messages (Sean Anderson)

   - Turn off the clock on probe failure and device removal (Sean
     Anderson)

   - Add DT binding and driver support for enabling/disabling PHYs (Sean
     Anderson)

   - Add PCIe phy bindings for the ZCU102 (Sean Anderson)

  Xilinx XDMA PCIe controller driver:

   - Add support for Xilinx QDMA Soft IP PCIe Root Port Bridge to DT
     binding and xilinx-dma-pl driver (Thippeswamy Havalige)

  Miscellaneous:

   - Fix buffer overflow in kirin_pcie_parse_port() (Alexandra Diupina)

   - Fix minor kerneldoc issues and typos (Bjorn Helgaas)

   - Use PCI_DEVID() macro in aer_inject() instead of open-coding it
     (Jinjie Ruan)

   - Check pcie_find_root_port() return in x86 fixups to avoid NULL
     pointer dereferences (Samasth Norway Ananda)

   - Make pci_bus_type constant (Kunwu Chan)

   - Remove unused declarations of __pci_pme_wakeup() and
     pci_vpd_release() (Yue Haibing)

   - Remove any leftover .*.cmd files with make clean (zhang jiao)

   - Remove unused BILLION macro (zhang jiao)"

* tag 'pci-v6.12-changes' of git://git.kernel.org/pub/scm/linux/kernel/git/pci/pci: (132 commits)
  PCI: Fix typos
  dt-bindings: PCI: qcom: Allow 'vddpe-3v3-supply' again
  tools: PCI: Remove unused BILLION macro
  tools: PCI: Remove .*.cmd files with make clean
  PCI: Pass domain number to pci_bus_release_domain_nr() explicitly
  PCI: dra7xx: Fix error handling when IRQ request fails in probe
  PCI: dra7xx: Fix threaded IRQ request for "dra7xx-pcie-main" IRQ
  PCI: qcom: Add RX lane margining settings for 16.0 GT/s
  PCI: qcom: Add equalization settings for 16.0 GT/s
  PCI: dwc: Always cache the maximum link speed value in dw_pcie::max_link_speed
  PCI: dwc: Rename 'dw_pcie::link_gen' to 'dw_pcie::max_link_speed'
  PCI: qcom-ep: Enable controller resources like PHY only after refclk is available
  PCI: Mark Creative Labs EMU20k2 INTx masking as broken
  dt-bindings: PCI: imx6q-pcie: Add reg-name "dbi2" and "atu" for i.MX8M PCIe Endpoint
  dt-bindings: PCI: altera: msi: Convert to YAML
  PCI: imx6: Add i.MX8Q PCIe Root Complex (RC) support
  PCI: Rename CRS Completion Status to RRS
  PCI: aardvark: Correct Configuration RRS checking
  PCI: Wait for device readiness with Configuration RRS
  PCI: brcmstb: Sort enums, pcie_offsets[], pcie_cfg_data, .compatible strings
  ...
2024-09-23 12:47:06 -07:00
Mike Snitzer
736cd2c1ae nfs: add "NFS Client and Server Interlock" section to localio.rst
This section answers a new FAQ entry:

9. How does LOCALIO make certain that object lifetimes are managed
   properly given NFSD and NFS operate in different contexts?

   See the detailed "NFS Client and Server Interlock" section below.

The first half of the section details NeilBrown's elegant design
for LOCALIO's nfs_uuid_t based interlock and is heavily based on
Neil's "net namespace refcounting" description here:
  https://marc.info/?l=linux-nfs&m=172498546024767&w=2

The second half of the section details the per-cpu-refcount introduced
to ensure NFSD's nfsd_serv isn't destroyed while in use by a LOCALIO
client.

Signed-off-by: Mike Snitzer <snitzer@kernel.org>
Reviewed-by: NeilBrown <neilb@suse.de>
Reviewed-by: Jeff Layton <jlayton@kernel.org>
Signed-off-by: Anna Schumaker <anna.schumaker@oracle.com>
2024-09-23 15:03:31 -04:00
Trond Myklebust
f7128262b1 nfs: add FAQ section to Documentation/filesystems/nfs/localio.rst
Add a FAQ section to give answers to questions that have been raised
during review of the localio feature.

Signed-off-by: Trond Myklebust <trond.myklebust@hammerspace.com>
Co-developed-by: Mike Snitzer <snitzer@kernel.org>
Signed-off-by: Mike Snitzer <snitzer@kernel.org>
Reviewed-by: NeilBrown <neilb@suse.de>
Reviewed-by: Jeff Layton <jlayton@kernel.org>
Signed-off-by: Anna Schumaker <anna.schumaker@oracle.com>
2024-09-23 15:03:31 -04:00
Mike Snitzer
92945bd81c nfs: add Documentation/filesystems/nfs/localio.rst
This document gives an overview of the LOCALIO auxiliary RPC protocol
added to the Linux NFS client and server to allow them to reliably
handshake to determine if they are on the same host.

Once an NFS client and server handshake as "local", the client will
bypass the network RPC protocol for read, write and commit operations.
Due to this XDR and RPC bypass, these operations will operate faster.

Signed-off-by: Mike Snitzer <snitzer@kernel.org>
Reviewed-by: NeilBrown <neilb@suse.de>
Reviewed-by: Jeff Layton <jlayton@kernel.org>
Signed-off-by: Anna Schumaker <anna.schumaker@oracle.com>
2024-09-23 15:03:31 -04:00
Mike Snitzer
56bcd0f07f nfs: implement client support for NFS_LOCALIO_PROGRAM
The LOCALIO auxiliary RPC protocol consists of a single "UUID_IS_LOCAL"
RPC method that allows the Linux NFS client to verify the local Linux
NFS server can see the nonce (single-use UUID) the client generated and
made available in nfs_common for subsequent lookup and verification
by the NFS server.  If matched, the NFS server populates members in the
nfs_uuid_t struct.  The NFS client then transfers these nfs_uuid_t
struct member pointers to the nfs_client struct and cleans up the
nfs_uuid_t struct.  See: fs/nfs/localio.c:nfs_local_probe()

This protocol isn't part of an IETF standard, nor does it need to be
considering it is Linux-to-Linux auxiliary RPC protocol that amounts
to an implementation detail.

Localio is only supported when UNIX-style authentication (AUTH_UNIX, aka
AUTH_SYS) is used (enforced by fs/nfs/localio.c:nfs_local_probe()).

The UUID_IS_LOCAL method encodes the client generated uuid_t in terms of
the fixed UUID_SIZE (16 bytes).  The fixed size opaque encode and decode
XDR methods are used instead of the less efficient variable sized
methods.

Having a nonce (single-use uuid) is better than using the same uuid
for the life of the server, and sending it proactively by client
rather than reactively by the server is also safer.

Signed-off-by: Mike Snitzer <snitzer@kernel.org>
Co-developed-by: NeilBrown <neilb@suse.de>
Signed-off-by: NeilBrown <neilb@suse.de>
Reviewed-by: Jeff Layton <jlayton@kernel.org>
Signed-off-by: Anna Schumaker <anna.schumaker@oracle.com>
2024-09-23 15:03:30 -04:00
Trond Myklebust
b9f5dd57f4 nfs/localio: use dedicated workqueues for filesystem read and write
For localio access, don't call filesystem read() and write() routines
directly.  This solves two problems:

1) localio writes need to use a normal (non-memreclaim) unbound
   workqueue.  This avoids imposing new requirements on how underlying
   filesystems process frontend IO, which would cause a large amount
   of work to update all filesystems.  Without this change, when XFS
   starts getting low on space, XFS flushes work on a non-memreclaim
   work queue, which causes a priority inversion problem:

00573 workqueue: WQ_MEM_RECLAIM writeback:wb_workfn is flushing !WQ_MEM_RECLAIM xfs-sync/vdc:xfs_flush_inodes_worker
00573 WARNING: CPU: 6 PID: 8525 at kernel/workqueue.c:3706 check_flush_dependency+0x2a4/0x328
00573 Modules linked in:
00573 CPU: 6 PID: 8525 Comm: kworker/u71:5 Not tainted 6.10.0-rc3-ktest-00032-g2b0a133403ab #18502
00573 Hardware name: linux,dummy-virt (DT)
00573 Workqueue: writeback wb_workfn (flush-0:33)
00573 pstate: 400010c5 (nZcv daIF -PAN -UAO -TCO -DIT +SSBS BTYPE=--)
00573 pc : check_flush_dependency+0x2a4/0x328
00573 lr : check_flush_dependency+0x2a4/0x328
00573 sp : ffff0000c5f06bb0
00573 x29: ffff0000c5f06bb0 x28: ffff0000c998a908 x27: 1fffe00019331521
00573 x26: ffff0000d0620900 x25: ffff0000c5f06ca0 x24: ffff8000828848c0
00573 x23: 1fffe00018be0d8e x22: ffff0000c1210000 x21: ffff0000c75fde00
00573 x20: ffff800080bfd258 x19: ffff0000cad63400 x18: ffff0000cd3a4810
00573 x17: 0000000000000000 x16: 0000000000000000 x15: ffff800080508d98
00573 x14: 0000000000000000 x13: 204d49414c434552 x12: 1fffe0001b6eeab2
00573 x11: ffff60001b6eeab2 x10: dfff800000000000 x9 : ffff60001b6eeab3
00573 x8 : 0000000000000001 x7 : 00009fffe491154e x6 : ffff0000db775593
00573 x5 : ffff0000db775590 x4 : ffff0000db775590 x3 : 0000000000000000
00573 x2 : 0000000000000027 x1 : ffff600018be0d62 x0 : dfff800000000000
00573 Call trace:
00573  check_flush_dependency+0x2a4/0x328
00573  __flush_work+0x184/0x5c8
00573  flush_work+0x18/0x28
00573  xfs_flush_inodes+0x68/0x88
00573  xfs_file_buffered_write+0x128/0x6f0
00573  xfs_file_write_iter+0x358/0x448
00573  nfs_local_doio+0x854/0x1568
00573  nfs_initiate_pgio+0x214/0x418
00573  nfs_generic_pg_pgios+0x304/0x480
00573  nfs_pageio_doio+0xe8/0x240
00573  nfs_pageio_complete+0x160/0x480
00573  nfs_writepages+0x300/0x4f0
00573  do_writepages+0x12c/0x4a0
00573  __writeback_single_inode+0xd4/0xa68
00573  writeback_sb_inodes+0x470/0xcb0
00573  __writeback_inodes_wb+0xb0/0x1d0
00573  wb_writeback+0x594/0x808
00573  wb_workfn+0x5e8/0x9e0
00573  process_scheduled_works+0x53c/0xd90
00573  worker_thread+0x370/0x8c8
00573  kthread+0x258/0x2e8
00573  ret_from_fork+0x10/0x20

2) Some filesystem writeback routines can end up taking up a lot of
   stack space (particularly XFS).  Instead of risking running over
   due to the extra overhead from the NFS stack, we should just call
   these routines from a workqueue job.  Since we need to do this to
   address 1) above we're able to avoid possibly blowing the stack
   "for free".

Use of dedicated workqueues improves performance over using the
system_unbound_wq.

Also, the creds used to open the file are used to override_creds() in
both nfs_local_call_read() and nfs_local_call_write() -- otherwise the
workqueue could have elevated capabilities (which the caller may not).

Lastly, care is taken to set PF_LOCAL_THROTTLE | PF_MEMALLOC_NOIO in
nfs_do_local_write() to avoid writeback deadlocks.

The PF_LOCAL_THROTTLE flag prevents deadlocks in balance_dirty_pages()
by causing writes to only be throttled against other writes to the
same bdi (it keeps the throttling local).  Normally all writes to
bdi(s) are throttled equally (after throughput factors are allowed
for).

The PF_MEMALLOC_NOIO flag prevents the lower filesystem IO from
causing memory reclaim to re-enter filesystems or IO devices and so
prevents deadlocks from occuring where IO that cleans pages is
waiting on IO to complete.

Signed-off-by: Trond Myklebust <trond.myklebust@hammerspace.com>
Co-developed-by: Mike Snitzer <snitzer@kernel.org>
Signed-off-by: Mike Snitzer <snitzer@kernel.org>
Co-developed-by: NeilBrown <neilb@suse.de>
Signed-off-by: NeilBrown <neilb@suse.de> # eliminated wait_for_completion
Reviewed-by: Jeff Layton <jlayton@kernel.org>
Signed-off-by: Anna Schumaker <anna.schumaker@oracle.com>
2024-09-23 15:03:30 -04:00
Trond Myklebust
d488b9d01f pnfs/flexfiles: enable localio support
If the DS is local to this client use localio to write the data.

Signed-off-by: Trond Myklebust <trond.myklebust@hammerspace.com>
Signed-off-by: Mike Snitzer <snitzer@kernel.org>
Reviewed-by: NeilBrown <neilb@suse.de>
Reviewed-by: Jeff Layton <jlayton@kernel.org>
Signed-off-by: Anna Schumaker <anna.schumaker@oracle.com>
2024-09-23 15:03:30 -04:00
Trond Myklebust
fa88a7d6ae nfs: enable localio for non-pNFS IO
Try a local open of the file being written to, and if it succeeds,
then use localio to issue IO.

Signed-off-by: Trond Myklebust <trond.myklebust@hammerspace.com>
Signed-off-by: Mike Snitzer <snitzer@kernel.org>
Reviewed-by: NeilBrown <neilb@suse.de>
Reviewed-by: Jeff Layton <jlayton@kernel.org>
Signed-off-by: Anna Schumaker <anna.schumaker@oracle.com>
2024-09-23 15:03:30 -04:00
Weston Andros Adamson
70ba381e1a nfs: add LOCALIO support
Add client support for bypassing NFS for localhost reads, writes, and
commits. This is only useful when the client and the server are
running on the same host.

nfs_local_probe() is stubbed out, later commits will enable client and
server handshake via a Linux-only LOCALIO auxiliary RPC protocol.

This has dynamic binding with the nfsd module (via nfs_localio module
which is part of nfs_common). LOCALIO will only work if nfsd is
already loaded.

The "localio_enabled" nfs kernel module parameter can be used to
disable and enable the ability to use LOCALIO support.

CONFIG_NFS_LOCALIO enables NFS client support for LOCALIO.

Lastly, LOCALIO uses an nfsd_file to initiate all IO. To make proper
use of nfsd_file (and nfsd's filecache) its lifetime (duration before
nfsd_file_put is called) must extend until after commit, read and
write operations. So rather than immediately drop the nfsd_file
reference in nfs_local_open_fh(), that doesn't happen until
nfs_local_pgio_release() for read/write and not until
nfs_local_release_commit_data() for commit. The same applies to the
reference held on nfsd's nn->nfsd_serv. Both objects' lifetimes and
associated references are managed through calls to
nfs_to->nfsd_file_put_local().

Signed-off-by: Weston Andros Adamson <dros@primarydata.com>
Signed-off-by: Trond Myklebust <trond.myklebust@hammerspace.com>
Co-developed-by: Mike Snitzer <snitzer@kernel.org>
Signed-off-by: Mike Snitzer <snitzer@kernel.org>
Signed-off-by: NeilBrown <neilb@suse.de> # nfs_open_local_fh
Reviewed-by: Jeff Layton <jlayton@kernel.org>
Signed-off-by: Anna Schumaker <anna.schumaker@oracle.com>
2024-09-23 15:03:30 -04:00
Mike Snitzer
df24c483e2 nfs: pass struct nfsd_file to nfs_init_pgio and nfs_init_commit
The nfsd_file will be passed, in future commits, by callers
that enable LOCALIO support (for both regular NFS and pNFS IO).

[Derived from patch authored by Weston Andros Adamson, but switched
 from passing struct file to struct nfsd_file]

Signed-off-by: Mike Snitzer <snitzer@kernel.org>
Reviewed-by: NeilBrown <neilb@suse.de>
Reviewed-by: Jeff Layton <jlayton@kernel.org>
Signed-off-by: Anna Schumaker <anna.schumaker@oracle.com>
2024-09-23 15:03:30 -04:00
Mike Snitzer
946af9b3a0 nfsd: implement server support for NFS_LOCALIO_PROGRAM
The LOCALIO auxiliary RPC protocol consists of a single "UUID_IS_LOCAL"
RPC method that allows the Linux NFS client to verify the local Linux
NFS server can see the nonce (single-use UUID) the client generated and
made available in nfs_common.  The server expects this protocol to use
the same transport as NFS and NFSACL for its RPCs.  This protocol
isn't part of an IETF standard, nor does it need to be considering it
is Linux-to-Linux auxiliary RPC protocol that amounts to an
implementation detail.

The UUID_IS_LOCAL method encodes the client generated uuid_t in terms of
the fixed UUID_SIZE (16 bytes).  The fixed size opaque encode and decode
XDR methods are used instead of the less efficient variable sized
methods.

The RPC program number for the NFS_LOCALIO_PROGRAM is 400122 (as assigned
by IANA, see https://www.iana.org/assignments/rpc-program-numbers/ ):
Linux Kernel Organization       400122  nfslocalio

Signed-off-by: Mike Snitzer <snitzer@kernel.org>
[neilb: factored out and simplified single localio protocol]
Co-developed-by: NeilBrown <neilb@suse.de>
Signed-off-by: NeilBrown <neilb@suse.de>
Acked-by: Chuck Lever <chuck.lever@oracle.com>
Reviewed-by: Jeff Layton <jlayton@kernel.org>
Signed-off-by: Anna Schumaker <anna.schumaker@oracle.com>
2024-09-23 15:03:30 -04:00