arm64: dts: qcom: nord: Add PCIe RC nodes for firmware-managed controllers

.clang-format

@@ -167,7 +167,7 @@ ForEachMacros:
   - 'drm_connector_for_each_possible_encoder'
   - 'drm_exec_for_each_locked_object'
   - 'drm_exec_for_each_locked_object_reverse'
-  - 'drm_for_each_bridge_in_chain_scoped'
+  - 'drm_for_each_bridge_in_chain'
   - 'drm_for_each_connector_iter'
   - 'drm_for_each_crtc'
   - 'drm_for_each_crtc_reverse'

.get_maintainer.ignore

@@ -5,4 +5,5 @@ Askar Safin <safinaskar@gmail.com>
 Christoph Hellwig <hch@lst.de>
 Jeff Kirsher <jeffrey.t.kirsher@intel.com>
 Marc Gonzalez <marc.w.gonzalez@free.fr>
+Nathan Chancellor <nathan@kernel.org>
 Ralf Baechle <ralf@linux-mips.org>

.mailmap

@@ -193,6 +193,7 @@ Carlos Bilbao <carlos.bilbao@kernel.org> <bilbao@vt.edu>
 Changbin Du <changbin.du@intel.com> <changbin.du@gmail.com>
 Chao Yu <chao@kernel.org> <chao2.yu@samsung.com>
 Chao Yu <chao@kernel.org> <yuchao0@huawei.com>
+Charlie Jenkins <thecharlesjenkins@gmail.com> <charlie@rivosinc.com>
 Chen-Yu Tsai <wens@kernel.org> <wens@csie.org>
 Chester Lin <chester62515@gmail.com> <clin@suse.com>
 Chris Chiu <chris.chiu@canonical.com> <chiu@endlessm.com>
@@ -331,6 +332,8 @@ Gokul Sriram Palanisamy <quic_gokulsri@quicinc.com> <gokulsri@codeaurora.org>
 Govindaraj Saminathan <quic_gsamin@quicinc.com> <gsamin@codeaurora.org>
 Guo Ren <guoren@kernel.org> <guoren@linux.alibaba.com>
 Guo Ren <guoren@kernel.org> <ren_guo@c-sky.com>
+Guodong Xu <docular.xu@gmail.com> <guodong.xu@linaro.org>
+Guodong Xu <docular.xu@gmail.com> <guodong@riscstar.com>
 Guru Das Srinagesh <linux@gurudas.dev>
 Guru Das Srinagesh <linux@gurudas.dev> <quic_gurus@quicinc.com>
 Guru Das Srinagesh <linux@gurudas.dev> <gurus@codeaurora.org>
@@ -465,6 +468,7 @@ Jorge Ramirez-Ortiz <jorge.ramirez@oss.qualcomm.com> <jorge.ramirez-ortiz@linaro
 Josh Poimboeuf <jpoimboe@kernel.org> <jpoimboe@redhat.com>
 Josh Poimboeuf <jpoimboe@kernel.org> <jpoimboe@us.ibm.com>
 Jouni Malinen <quic_jouni@quicinc.com> <jouni@codeaurora.org>
+JP Kobryn <jp.kobryn@linux.dev> <inwardvessel@gmail.com>
 Juha Yrjola <at solidboot.com>
 Juha Yrjola <juha.yrjola@nokia.com>
 Juha Yrjola <juha.yrjola@solidboot.com>
@@ -525,6 +529,8 @@ Leo Yan <leo.yan@linux.dev> <leo.yan@linaro.org>
 Liam R. Howlett <liam@infradead.org> <Liam.Howlett@oracle.com>
 Liam Mark <quic_lmark@quicinc.com> <lmark@codeaurora.org>
 Linas Vepstas <linas@austin.ibm.com>
+Linfeng Sun <linfeng.sun.dev@gmail.com> <slf@hdu.edu.cn>
+Linfeng Sun <linfeng.sun.dev@gmail.com> <linfeng.sun.dev@gamil.com>
 Linus Lüssing <linus.luessing@c0d3.blue> <linus.luessing@ascom.ch>
 Linus Lüssing <linus.luessing@c0d3.blue> <linus.luessing@web.de>
 Linus Lüssing <linus.luessing@c0d3.blue> <ll@simonwunderlich.de>
@@ -576,6 +582,7 @@ Martyna Szapar-Mudlaw <martyna.szapar-mudlaw@linux.intel.com> <martyna.szapar-mu
 Mathieu Othacehe <othacehe@gnu.org> <m.othacehe@gmail.com>
 Mat Martineau <martineau@kernel.org> <mathew.j.martineau@linux.intel.com>
 Mat Martineau <martineau@kernel.org> <mathewm@codeaurora.org>
+Matt Coster <opensource@mtcoster.net> <matt.coster@imgtec.com>
 Matthew Wilcox <willy@infradead.org> <matthew.r.wilcox@intel.com>
 Matthew Wilcox <willy@infradead.org> <matthew@wil.cx>
 Matthew Wilcox <willy@infradead.org> <mawilcox@linuxonhyperv.com>
@@ -604,6 +611,7 @@ Mauro Carvalho Chehab <mchehab@kernel.org> <mchehab@s-opensource.com>
 Maxime Ripard <mripard@kernel.org> <maxime@cerno.tech>
 Maxime Ripard <mripard@kernel.org> <maxime.ripard@bootlin.com>
 Maxime Ripard <mripard@kernel.org> <maxime.ripard@free-electrons.com>
+Maxwell Doose <maxwell@maxwelld.cc> <m32285159@gmail.com>
 Maya Erez <quic_merez@quicinc.com> <merez@codeaurora.org>
 Mayuresh Janorkar <mayur@ti.com>
 Md Sadre Alam <quic_mdalam@quicinc.com> <mdalam@codeaurora.org>
@@ -642,7 +650,8 @@ Nadav Amit <nadav.amit@gmail.com> <namit@cs.technion.ac.il>
 Nadia Yvette Chambers <nyc@holomorphy.com> William Lee Irwin III <wli@holomorphy.com>
 Naoya Horiguchi <nao.horiguchi@gmail.com> <n-horiguchi@ah.jp.nec.com>
 Naoya Horiguchi <nao.horiguchi@gmail.com> <naoya.horiguchi@nec.com>
-Natalie Vock <natalie.vock@gmx.de> <friedrich.vock@gmx.de>
+Natalie Vock <nat@pixelcluster.dev> <friedrich.vock@gmx.de>
+Natalie Vock <nat@pixelcluster.dev> <natalie.vock@gmx.de>
 Nathan Chancellor <nathan@kernel.org> <natechancellor@gmail.com>
 Naveen N Rao <naveen@kernel.org> <naveen.n.rao@linux.ibm.com>
 Naveen N Rao <naveen@kernel.org> <naveen.n.rao@linux.vnet.ibm.com>
@@ -890,6 +899,7 @@ Tobias Klauser <tklauser@distanz.ch> <klto@zhaw.ch>
 Tobias Klauser <tklauser@distanz.ch> <tklauser@nuerscht.ch>
 Tobias Klauser <tklauser@distanz.ch> <tklauser@xenon.tklauser.home>
 Todor Tomov <todor.too@gmail.com> <todor.tomov@linaro.org>
+Tomasz Duszynski <tduszyns@gmail.com> <tomasz.duszynski@octakon.com>
 Tomasz Jeznach <tomasz.jeznach@linux.dev> <tjeznach@rivosinc.com>
 Tony Luck <tony.luck@intel.com>
 Trilok Soni <quic_tsoni@quicinc.com> <tsoni@codeaurora.org>

CREDITS

@@ -640,6 +640,10 @@ S: 25-29 St Giles
 S: Oxford
 S: United Kingdom
 
+N: Bingbu Cao
+E: bingbu.cao@amd.com
+D: Ipu6, ipu7 and camera sensor drivers
+
 N: Luiz Fernando N. Capitulino
 E: lcapitulino@mandriva.com.br
 E: lcapitulino@gmail.com
@@ -1503,6 +1507,10 @@ N: Andy Gross
 E: agross@kernel.org
 D: Qualcomm SoC subsystem and drivers
 
+N: Mark Gross
+E: markgross@kernel.org
+D: x86/mellanox platform maintenance and various x86 specific drivers
+
 N: Grant Grundler
 E: grantgrundler@gmail.com
 W: http://obmouse.sourceforge.net/
@@ -1817,6 +1825,10 @@ S: Am Strand 5
 S: D-19063 Schwerin
 S: Germany
 
+N: Haowen Hu
+E: srcres258@furdevs.cn
+D: Traditional Chinese (zh_TW) documentation translation and maintenance
+
 N: Jan Hubicka
 E: hubicka@freesoft.cz
 E: hubicka@suse.cz
@@ -3096,6 +3108,10 @@ N: Jens Osterkamp
 E: jens@de.ibm.com
 D: Maintainer of Spidernet network driver for Cell
 
+N: Kent Overstreet
+E: kent.overstreet@linux.dev
+D: Co-authored and contributed to Memory Allocation Profiling
+
 N: Gadi Oxman
 E: gadio@netvision.net.il
 D: Original author and maintainer of IDE/ATAPI floppy/tape drivers
@@ -3334,6 +3350,9 @@ E: rpurdie@rpsys.net
 D: Backlight subsystem maintainer
 S: United Kingdom
 
+N: Tian Shu Qiu
+D: Ipu6, ipu7 and camera sensor drivers
+
 N: Daniel Quinlan
 E: quinlan@pathname.com
 W: https://www.pathname.com/~quinlan/

Documentation/ABI/README

@@ -62,7 +62,7 @@ Users:		All users of this interface who wish to be notified when
 
 
 Note:
-   The fields should be use a simple notation, compatible with ReST markup.
+   The fields should use a simple notation, compatible with ReST markup.
    Also, the file **should not** have a top-level index, like::
 
 	===

Documentation/ABI/obsolete/sysfs-bus-usb

@@ -26,6 +26,6 @@ Description:
 		initializes all non-hub devices in the "on" level.  Some
 		drivers may change this setting when they are bound.
 
-		This file is deprecated and will be removed after 2010.
+		This file is deprecated.
 		Use the power/control file instead; it does exactly the
 		same thing.

Documentation/ABI/testing/amdpmf-interface

@@ -0,0 +1,73 @@
+What:		/dev/amdpmf_interface
+Date:		June 2026
+KernelVersion:	7.2
+Contact:	Shyam Sundar S K <Shyam-sundar.S-k@amd.com>
+Description:
+		The AMD Platform Management Framework (PMF) util layer exposes a
+		minimal user-space interface via a character device for feature
+		discovery and metrics monitoring.
+
+		When CONFIG_AMD_PMF_UTIL_SUPPORT is enabled, the driver creates
+		a character device:
+
+		======================
+		/dev/amdpmf_interface
+		======================
+
+		The interface supports a single ioctl:
+
+		============================ =======================================
+		IOCTL			     Usage
+		IOCTL_AMD_PMF_POPULATE_DATA  User passes a struct amd_pmf_info with
+					     the size field set to sizeof(struct
+					     amd_pmf_info). The driver returns all
+					     available metrics and feature status
+					     in the structure.
+		============================ =======================================
+
+		struct amd_pmf_info layout:
+
+		======================= ========== ================================
+		Field			Type	   Description
+		size			__u64	   Structure size for versioning
+		features_supported	__u32	   Bitmask of supported features
+		platform_type		__u32	   Platform form factor orientation
+		power_source		__u32	   AC/DC power source
+		laptop_placement	__u32	   Device placement state
+		lid_state		__u32	   Lid open/closed status
+		user_presence		__u32	   User presence detection
+		slider_position		__u32	   Current power slider position
+		skin_temp		__s32	   Skin temperature (centidegrees)
+		gfx_busy		__u32	   Graphics workload percentage
+		ambient_light		__s32	   Ambient light sensor reading
+		avg_c0_residency	__u32	   Average C0 state residency
+		max_c0_residency	__u32	   Maximum C0 state residency
+		socket_power		__u32	   Socket power consumption
+		bios_input[10]		__u32	   Custom BIOS input parameters
+		bios_output[10]		__u32	   Custom BIOS output parameters
+		======================= ========== ================================
+
+		Feature Support Flags (features_supported bitmask):
+
+		=====================================    ====  =============================
+		Flag				         Bit   Description
+		AMD_PMF_FEAT_AUTO_MODE		         0     Auto Mode feature support
+		AMD_PMF_FEAT_STATIC_POWER_SLIDER         1     Static Power Slider support
+		AMD_PMF_FEAT_POLICY_BUILDER	         2     Policy Builder (Smart PC)
+		AMD_PMF_FEAT_DYNAMIC_POWER_SLIDER_AC     3     Dynamic slider on AC
+		AMD_PMF_FEAT_DYNAMIC_POWER_SLIDER_DC     4     Dynamic slider on DC
+		=====================================    ====  =============================
+
+		Return codes:
+
+		============= ============================================================
+		Return code   Description
+		0	      Success
+		EINVAL	      Invalid size or parameter
+		EFAULT	      copy_to_user/copy_from_user failures
+		ENODEV	      PMF device not available
+		ENOTTY	      Unknown ioctl command
+		============= ============================================================
+
+		User-space tools integrating with AMD PMF to discover capabilities and
+		monitor real-time metrics for thermal and power management validation.

Documentation/ABI/testing/configfs-rdma_cm

@@ -12,6 +12,10 @@ Description: 	Interface is used to configure RDMA-cable HCAs in respect to
 		for this HCA has to be created:
 		mkdir -p /config/rdma_cm/<hca>
 
+		Note: configfs has no network namespace support, so this
+		interface cannot represent two devices that share a name in
+		different network namespaces (possible in exclusive netns mode).
+
 
 What: 		/config/rdma_cm/<hca>/ports/<port-num>/default_roce_mode
 Date: 		November 29, 2015

Documentation/ABI/testing/configfs-thunderbolt_stream

@@ -27,6 +27,21 @@ Description:
 		default values. If there is an advertised remote stream
 		with the same name, uses its values as the default.
 
+What:		/sys/kernel/config/thunderbolt/stream/<xdomain>.<service>/$name/busy_poll
+Date:		Nov 2026
+KernelVersion:	v7.3
+Contact:	Mika Westerberg <mika.westerberg@linux.intel.com>
+Description:
+		Instead of using interrupts for completing the frames in
+		the TX/RX rings, busy poll them directly from the
+		read(2) and write(2) calls. This burns more CPU cycles
+		but provides lower latency for applications that need it.
+
+		This also makes poll(2) return EPOLLERR because
+		interrupts do not provide wakeup anymore. Likewise a
+		blocking read(2) without available data busy-spins until
+		data arrives or a signal is received.
+
 What:		/sys/kernel/config/thunderbolt/stream/<xdomain>.<service>/$name/index
 Date:		Sep 2026
 KernelVersion:	v7.2

Documentation/ABI/testing/configfs-usb-gadget-uac1_legacy

@@ -5,8 +5,5 @@ Description:
 		The attributes:
 
 		audio_buf_size - audio buffer size
-		fn_cap - capture pcm device file name
-		fn_cntl - control device file name
-		fn_play - playback pcm device file name
 		req_buf_size - ISO OUT endpoint request buffer size
 		req_count - ISO OUT endpoint request count

Documentation/ABI/testing/debugfs-cdns-pcie

@@ -0,0 +1,5 @@
+What:		/sys/kernel/debug/cdns_pcie_<dev>/ltssm_status
+Date:		July 2026
+Contact:	Hans Zhang <18255117159@163.com>
+Description:	(RO) Read will return the current PCIe LTSSM state in both
+		string and raw value.

Documentation/ABI/testing/procfs-nfsd-reply_cache_stats

@@ -0,0 +1,38 @@
+What:		/proc/fs/nfsd/reply_cache_stats
+Date:		March 2013
+KernelVersion:	3.10
+Contact:	linux-nfs@vger.kernel.org
+Description:
+		Provides statistics for the NFS server duplicate reply
+		cache (DRC). The file contains one labeled field per
+		line. Each line has the form "field name:" followed by
+		whitespace and a decimal value.
+
+		Fields:
+
+		=======================  ======  ==========================
+		max entries              u32     Upper bound on cache size
+		num entries              u32     Current entry count
+		hash buckets             u32     Number of hash buckets
+		mem usage                s64     Bytes consumed by the DRC
+		cache hits               s64     Requests answered from cache
+		cache misses             s64     Requests not found in cache
+		not cached               s64     Idempotent requests that
+		                                 bypass the cache
+		payload misses           s64     XID matched but request
+		                                 checksum did not
+		longest chain len        u32     Longest hash chain observed
+		cachesize at longest     u32     Cache size when longest
+		                                 chain was recorded
+		=======================  ======  ==========================
+
+		Counter fields (cache hits, cache misses, not cached,
+		payload misses, mem usage) are maintained with per-cpu
+		counters and may briefly show stale values under
+		concurrent load. There is no way to reset these
+		counters; consumers should compute rates by sampling
+		over time.
+
+		New fields may be appended in future kernels. Parsers
+		should match on field name, not line position.
+Users:		nfs-utils (https://git.linux-nfs.org/?p=steved/nfs-utils.git)

Documentation/ABI/testing/sysfs-block-zram

@@ -152,15 +152,15 @@ Description:
 		compression algorithm parameters.
 
 What:		/sys/block/zram<id>/compressed_writeback
-Date:		Decemeber 2025
+Date:		December 2025
 Contact:	Richard Chang <richardycc@google.com>
 Description:
-		The compressed_writeback device atrribute toggles compressed
+		The compressed_writeback device attribute toggles compressed
 		writeback feature.
 
 What:		/sys/block/zram<id>/writeback_batch_size
 Date:		November 2025
 Contact:	Sergey Senozhatsky <senozhatsky@chromium.org>
 Description:
-		The writeback_batch_size device atrribute sets the maximum
+		The writeback_batch_size device attribute sets the maximum
 		number of in-flight writeback operations.

Documentation/ABI/testing/sysfs-bus-cxl

@@ -201,7 +201,8 @@ Description:
 		capability.
 
 
-What:		/sys/bus/cxl/devices/{port,endpoint}X/parent_dport
+What:		/sys/bus/cxl/devices/portX/parent_dport
+What:		/sys/bus/cxl/devices/endpointX/parent_dport
 Date:		January, 2023
 KernelVersion:	v6.3
 Contact:	linux-cxl@vger.kernel.org
@@ -258,7 +259,8 @@ Description:
 		instance id of a given decoder resource.
 
 
-What:		/sys/bus/cxl/devices/decoderX.Y/{start,size}
+What:		/sys/bus/cxl/devices/decoderX.Y/start
+What:		/sys/bus/cxl/devices/decoderX.Y/size
 Date:		June, 2021
 KernelVersion:	v5.14
 Contact:	linux-cxl@vger.kernel.org
@@ -297,7 +299,10 @@ Description:
 		Each entry in the list is a dport id.
 
 
-What:		/sys/bus/cxl/devices/decoderX.Y/cap_{pmem,ram,type2,type3}
+What:		/sys/bus/cxl/devices/decoderX.Y/cap_pmem
+What:		/sys/bus/cxl/devices/decoderX.Y/cap_ram
+What:		/sys/bus/cxl/devices/decoderX.Y/cap_type2
+What:		/sys/bus/cxl/devices/decoderX.Y/cap_type3
 Date:		June, 2021
 KernelVersion:	v5.14
 Contact:	linux-cxl@vger.kernel.org
@@ -410,7 +415,8 @@ Description:
 		interleave_granularity).
 
 
-What:		/sys/bus/cxl/devices/decoderX.Y/create_{pmem,ram}_region
+What:		/sys/bus/cxl/devices/decoderX.Y/create_pmem_region
+What:		/sys/bus/cxl/devices/decoderX.Y/create_ram_region
 Date:		May, 2022, January, 2023
 KernelVersion:	v6.0 (pmem), v6.3 (ram)
 Contact:	linux-cxl@vger.kernel.org
@@ -500,6 +506,7 @@ Description:
 		cache is present, the size indicates extended linear cache size
 		plus the CXL region size.
 
+
 What:		/sys/bus/cxl/devices/regionZ/extended_linear_cache_size
 Date:		October, 2025
 KernelVersion:	v6.19