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2024-02-15w1: add UART w1 bus driverChristoph Winklhofer
Add a UART 1-Wire bus driver. The driver utilizes the UART interface via the Serial Device Bus to create the 1-Wire timing patterns. The driver was tested on a "Raspberry Pi 3B" with a DS18B20 and on a "Variscite DART-6UL" with a DS18S20 temperature sensor. The 1-Wire timing pattern and the corresponding UART baud-rate with the interpretation of the transferred bytes are described in the document: Link: https://www.analog.com/en/technical-articles/using-a-uart-to-implement-a-1wire-bus-master.html In short, the UART peripheral must support full-duplex and operate in open-drain mode. The timing patterns are generated by a specific combination of baud-rate and transmitted byte, which corresponds to a 1-Wire read bit, write bit or reset. Signed-off-by: Christoph Winklhofer <cj.winklhofer@gmail.com> Link: https://lore.kernel.org/r/20240214-w1-uart-v7-3-6e21fa24e066@gmail.com [krzysztof: w1_uart_serdev_receive_buf() return type fixup] Signed-off-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
2024-02-15dt-bindings: w1: UART 1-Wire busChristoph Winklhofer
Add device tree binding for UART 1-Wire bus. Reviewed-by: Rob Herring <robh@kernel.org> Signed-off-by: Christoph Winklhofer <cj.winklhofer@gmail.com> Link: https://lore.kernel.org/r/20240209-w1-uart-v6-2-3e753c149196@gmail.com Signed-off-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
2024-02-15dt-bindings: serial: allow onewire as child nodeChristoph Winklhofer
The UART 1-Wire bus utilizes the Serial Device Bus to create the 1-wire timing patterns. Acked-by: Rob Herring <robh@kernel.org> Signed-off-by: Christoph Winklhofer <cj.winklhofer@gmail.com> Link: https://lore.kernel.org/r/20240209-w1-uart-v6-1-3e753c149196@gmail.com Signed-off-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
2024-02-15w1: make w1_bus_type constRicardo B. Marliere
Now that the driver core can properly handle constant struct bus_type, move the w1_bus_type variable to be a constant structure as well, placing it into read-only memory which can not be modified at runtime. Cc: Greg Kroah-Hartman <gregkh@linuxfoundation.org> Suggested-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org> Signed-off-by: Ricardo B. Marliere <ricardo@marliere.net> Link: https://lore.kernel.org/r/20240204-bus_cleanup-w1-v1-1-a0f4c84d7db3@marliere.net Signed-off-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
2024-02-06tty: vt: decrypt magic constants in vc_is_control()Jiri Slaby (SUSE)
0x0d00ff81 and 0x0800f501 are bitmasks of ASCII characters. Spell them explicitly using BIT() + ASCII constants. GENMASK() is used for the 9-bit range in CTRL_ACTION. This also modifies the 'if' checking if the masks should be applied. >From a "random" ' ' to the actual size of the bitmasks' type. Signed-off-by: "Jiri Slaby (SUSE)" <jirislaby@kernel.org> Link: https://lore.kernel.org/r/20240202065608.14019-23-jirislaby@kernel.org Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2024-02-06tty: vt: use ASCII enum constants in vt_console_print()Jiri Slaby (SUSE)
There are still numbers used for ASCII characters in vt_console_print(). As we have an ASCII enum now, use the constant names from the enum instead. Signed-off-by: "Jiri Slaby (SUSE)" <jirislaby@kernel.org> Link: https://lore.kernel.org/r/20240202065608.14019-22-jirislaby@kernel.org Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2024-02-06tty: vt: use switch+case in the ESgetpars caseJiri Slaby (SUSE)
To be uniform in the 'c' handling, use switch-case (with ranges) even in the ESgetpars case in do_con_trol(). Signed-off-by: "Jiri Slaby (SUSE)" <jirislaby@kernel.org> Link: https://lore.kernel.org/r/20240202065608.14019-21-jirislaby@kernel.org Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2024-02-06tty: vt: use switch+case in the ESnonstd caseJiri Slaby (SUSE)
To be uniform in the 'c' handling, use switch-case (with ranges) even in the ESnonstd case in do_con_trol(). Signed-off-by: "Jiri Slaby (SUSE)" <jirislaby@kernel.org> Link: https://lore.kernel.org/r/20240202065608.14019-20-jirislaby@kernel.org Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2024-02-06tty: vt: add new helper for reseting vc parametersJiri Slaby (SUSE)
The code to reset the vc parameter parsing is repeated on two locations. Create a helper vc_reset_params() and use it on both of them. And instead of a 'for' loop to clear the array of parameters, use simpler memset(). Signed-off-by: "Jiri Slaby (SUSE)" <jirislaby@kernel.org> Link: https://lore.kernel.org/r/20240202065608.14019-19-jirislaby@kernel.org Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2024-02-06tty: vt: handle CSI+[ inside preexisting switch-caseJiri Slaby (SUSE)
In do_con_trol()'s ESsquare case, there is already a switch (c). It is preceded by an 'if (c == '[')'. Despite this 'if' handles a state transition and not a modifier, move it as one of the switch cases. This makes all the 'c' decision making more obvious there. Signed-off-by: "Jiri Slaby (SUSE)" <jirislaby@kernel.org> Link: https://lore.kernel.org/r/20240202065608.14019-18-jirislaby@kernel.org Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2024-02-06tty: vt: simplify ansi_control_string()Jiri Slaby (SUSE)
Given all the ANSI control states are sequential in the vc_ctl_state enum, we can define first/last constants and use them in ansi_control_string(). It makes the test simple and allows for removal of the 'if' (which was unnecessary at all -- the 'return' should have returned the 'if' content directly anyway). And remove the useless comment -- it's clear from the function prototype. Signed-off-by: "Jiri Slaby (SUSE)" <jirislaby@kernel.org> Link: https://lore.kernel.org/r/20240202065608.14019-17-jirislaby@kernel.org Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2024-02-06tty: vt: name, reflow and document enum vc_ctl_stateJiri Slaby (SUSE)
The enum for states is currently compact and undocumented. Put each definition on a separate line and document them all using kernel-doc. Document the same on the use sites. Signed-off-by: "Jiri Slaby (SUSE)" <jirislaby@kernel.org> Link: https://lore.kernel.org/r/20240202065608.14019-16-jirislaby@kernel.org Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2024-02-06tty: vt: move CSI ECMA handling to a separate functionJiri Slaby (SUSE)
Similar to previous moves, move also "CSI ..." (i.e. vc_priv == EPecma) handling to a separate function. This is the last large move of code out of do_con_trol(). And despite it is still 151 lines of code (down from 407!), it is now quite easy to folllow the transitions of the state machine in there. ESnonstd and ESpalette handling still can be moved away, but it won't improve that much. Signed-off-by: "Jiri Slaby (SUSE)" <jirislaby@kernel.org> Link: https://lore.kernel.org/r/20240202065608.14019-15-jirislaby@kernel.org Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2024-02-06tty: vt: move CSI DEC handling to a separate functionJiri Slaby (SUSE)
The handling of "CSI ? ..." (i.e. vc_priv == EPdec) can be easily moved out of do_con_trol() into a separate function. This again increases readability of do_con_trol(). Signed-off-by: "Jiri Slaby (SUSE)" <jirislaby@kernel.org> Link: https://lore.kernel.org/r/20240202065608.14019-14-jirislaby@kernel.org Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2024-02-06tty: vt: separate ESesc state handling into handle_esc()Jiri Slaby (SUSE)
Similar to the ASCII handling, the ESC handling can be easily moved away from do_con_trol(). So create a new handle_esc() for that. And add a comment with an example. Signed-off-by: "Jiri Slaby (SUSE)" <jirislaby@kernel.org> Link: https://lore.kernel.org/r/20240202065608.14019-13-jirislaby@kernel.org Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2024-02-06tty: vt: extract ascii handling to handle_ascii()Jiri Slaby (SUSE)
To make the do_con_trol() a bit more understandable, extract the ASCII handling (the switch-case) to a separate function. Other nested switch-cases will follow in the next patches. Signed-off-by: "Jiri Slaby (SUSE)" <jirislaby@kernel.org> Link: https://lore.kernel.org/r/20240202065608.14019-12-jirislaby@kernel.org Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2024-02-06tty: vt: accept u8 in do_con_trol() and vc_setGx()Jiri Slaby (SUSE)
These functions expect u8 as the control character. Switch the type from 'int' appropriately. The caller passing the value (do_con_write()) is fixed as well. Signed-off-by: "Jiri Slaby (SUSE)" <jirislaby@kernel.org> Link: https://lore.kernel.org/r/20240202065608.14019-11-jirislaby@kernel.org Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2024-02-06tty: vt: put cases on separate linesJiri Slaby (SUSE)
Some cases of the CSI switch are stuffed on one line. Put them all to a separate line as is dictated by the coding style (and for better readability). Signed-off-by: "Jiri Slaby (SUSE)" <jirislaby@kernel.org> Link: https://lore.kernel.org/r/20240202065608.14019-10-jirislaby@kernel.org Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2024-02-06tty: vt: rename setterm_command() to csi_RSB()Jiri Slaby (SUSE)
It follows naming of other similar functions. RSB stands here for Right Square Bracket as (obviously) ']' cannot be in the function name. Signed-off-by: "Jiri Slaby (SUSE)" <jirislaby@kernel.org> Link: https://lore.kernel.org/r/20240202065608.14019-9-jirislaby@kernel.org Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2024-02-06tty: vt: define an enum for CSI+] codesJiri Slaby (SUSE)
Decrypt the constant values by proper enum names. This time in setterm_command() (to be renamed to csi_RSB() in the next patches). Signed-off-by: "Jiri Slaby (SUSE)" <jirislaby@kernel.org> Link: https://lore.kernel.org/r/20240202065608.14019-8-jirislaby@kernel.org Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2024-02-06tty: vt: move CSI+n handling along to other ECMA CSIsJiri Slaby (SUSE)
CSIs without [<=>?] modifiers (ECMA) are handled in the switch-case below this DEC switch+case handler. So move this ECMA CSI+n there too as it fits there better. Signed-off-by: "Jiri Slaby (SUSE)" <jirislaby@kernel.org> Link: https://lore.kernel.org/r/20240202065608.14019-7-jirislaby@kernel.org Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2024-02-06tty: vt: remove unneeded assignment of EPecma to vc_privJiri Slaby (SUSE)
vc_data::vc_priv is _always_ assigned before the ESgetpars case is entered (in ESsquare). Therefore, there is no need to reset it when leaving the ESgetpars case. Note the state is set to ESnormal few lines above, so ESgetpars is entered only by the next CSI. Therefore, this obfuscation can be removed. Signed-off-by: "Jiri Slaby (SUSE)" <jirislaby@kernel.org> Link: https://lore.kernel.org/r/20240202065608.14019-6-jirislaby@kernel.org Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2024-02-06tty: vt: split DEC CSI+h/l handling into csi_DEC_hl()Jiri Slaby (SUSE)
The DEC and ECMA handling of CSI+h/l is needlessly complicated. Split these two, so that DEC is handled when the state is EPdec ('CSI ?' was seen) and ECMA is handled in the EPecma state (no '?'). Signed-off-by: "Jiri Slaby (SUSE)" <jirislaby@kernel.org> Link: https://lore.kernel.org/r/20240202065608.14019-5-jirislaby@kernel.org Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2024-02-06tty: vt: rename set_mode() to csi_hl()Jiri Slaby (SUSE)
It's how the other CSI handling functions are named, so unify to that. Signed-off-by: "Jiri Slaby (SUSE)" <jirislaby@kernel.org> Link: https://lore.kernel.org/r/20240202065608.14019-4-jirislaby@kernel.org Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2024-02-06tty: vt: define enums for CSI+h/l codesJiri Slaby (SUSE)
Decrypt the constant values by proper enum names. This time in set_mode(). Define two of them as DEC ('CSI ?') is about to be split away in the next patches. Signed-off-by: "Jiri Slaby (SUSE)" <jirislaby@kernel.org> Link: https://lore.kernel.org/r/20240202065608.14019-3-jirislaby@kernel.org Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2024-02-06tty: vt: make rgb_from_256() slighly more comprehensibleJiri Slaby (SUSE)
* make the parameter unsigned, as it is expected to be unsigned, * make the computation easier to follow -- step-by-step, and * don't use 85 / 2 which is only a reduced form of 255 / 6 (by a factor 3). Unlike the former, the latter can be understood. Signed-off-by: "Jiri Slaby (SUSE)" <jirislaby@kernel.org> Link: https://lore.kernel.org/r/20240202065608.14019-2-jirislaby@kernel.org Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2024-02-06serial: core: make serial_base_bus_type constRicardo B. Marliere
Now that the driver core can properly handle constant struct bus_type, move the serial_base_bus_type variable to be a constant structure as well, placing it into read-only memory which can not be modified at runtime. Suggested-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org> Signed-off-by: "Ricardo B. Marliere" <ricardo@marliere.net> Link: https://lore.kernel.org/r/20240203-bus_cleanup-tty-v1-2-86b698c82efe@marliere.net Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2024-02-06serdev: make serdev_bus_type constRicardo B. Marliere
Now that the driver core can properly handle constant struct bus_type, move the serdev_bus_type variable to be a constant structure as well, placing it into read-only memory which can not be modified at runtime. Suggested-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org> Signed-off-by: "Ricardo B. Marliere" <ricardo@marliere.net> Link: https://lore.kernel.org/r/20240203-bus_cleanup-tty-v1-1-86b698c82efe@marliere.net Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2024-02-06tty: serial: samsung: Remove superfluous braces in macroSam Protsenko
Commit 59f37b7370ef ("tty: serial: samsung: Remove USI initialization") removes parameters from EXYNOS_COMMON_SERIAL_DRV_DATA() macro, but leaves unnecessary empty braces. Remove those to fix the style. No functional change. Signed-off-by: Sam Protsenko <semen.protsenko@linaro.org> Reviewed-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org> Link: https://lore.kernel.org/r/20240202010507.22638-1-semen.protsenko@linaro.org Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2024-02-06Revert "tty: serial: amba-pl011: Remove QDF2xxx workarounds"Konrad Dybcio
The original commit assumed this hardware is long rotting in the junkyards, but apparently Qualcomm is still using some of these old servers internally and the thing can still run upstream. Adding insult to injury, I apparently managed to overdelete code and broke non-QDF2xxx platforms [1]. Revert the removal to keep things going, at least for now. This reverts commit 196f34af2bf4c87ac4299a9775503d81b446980c. [1] https://lore.kernel.org/lkml/20240131213543.958051-1-m.szyprowski@samsung.com/ Signed-off-by: Konrad Dybcio <konrad.dybcio@linaro.org> Tested-by: Mark Brown <broonie@kernel.org> Link: https://lore.kernel.org/r/20240201-topic-qdf24xx_is_back_apparently-v1-1-edb112a2ef90@linaro.org Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2024-02-04Merge 6.8-rc3 into tty-nextGreg Kroah-Hartman
We need the tty/serial fixes in here as well. Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2024-02-04Linux 6.8-rc3Linus Torvalds
2024-02-04Merge tag 'for-linus-6.8-rc3' of ↵Linus Torvalds
git://git.kernel.org/pub/scm/linux/kernel/git/tytso/ext4 Pull ext4 fixes from Ted Ts'o: "Miscellaneous bug fixes and cleanups in ext4's multi-block allocator and extent handling code" * tag 'for-linus-6.8-rc3' of git://git.kernel.org/pub/scm/linux/kernel/git/tytso/ext4: (23 commits) ext4: make ext4_set_iomap() recognize IOMAP_DELALLOC map type ext4: make ext4_map_blocks() distinguish delalloc only extent ext4: add a hole extent entry in cache after punch ext4: correct the hole length returned by ext4_map_blocks() ext4: convert to exclusive lock while inserting delalloc extents ext4: refactor ext4_da_map_blocks() ext4: remove 'needed' in trace_ext4_discard_preallocations ext4: remove unnecessary parameter "needed" in ext4_discard_preallocations ext4: remove unused return value of ext4_mb_release_group_pa ext4: remove unused return value of ext4_mb_release_inode_pa ext4: remove unused return value of ext4_mb_release ext4: remove unused ext4_allocation_context::ac_groups_considered ext4: remove unneeded return value of ext4_mb_release_context ext4: remove unused parameter ngroup in ext4_mb_choose_next_group_*() ext4: remove unused return value of __mb_check_buddy ext4: mark the group block bitmap as corrupted before reporting an error ext4: avoid allocating blocks from corrupted group in ext4_mb_find_by_goal() ext4: avoid allocating blocks from corrupted group in ext4_mb_try_best_found() ext4: avoid dividing by 0 in mb_update_avg_fragment_size() when block bitmap corrupt ext4: avoid bb_free and bb_fragments inconsistency in mb_free_blocks() ...
2024-02-04Merge tag 'v6.8-rc3-smb-client-fixes' of git://git.samba.org/sfrench/cifs-2.6Linus Torvalds
Pull smb client fixes from Steve French: "Five smb3 client fixes, mostly multichannel related: - four multichannel fixes including fix for channel allocation when multiple inactive channels, fix for unneeded race in channel deallocation, correct redundant channel scaling, and redundant multichannel disabling scenarios - add warning if max compound requests reached" * tag 'v6.8-rc3-smb-client-fixes' of git://git.samba.org/sfrench/cifs-2.6: smb: client: increase number of PDUs allowed in a compound request cifs: failure to add channel on iface should bump up weight cifs: do not search for channel if server is terminating cifs: avoid redundant calls to disable multichannel cifs: make sure that channel scaling is done only once
2024-02-04Merge tag 'xfs-6.8-fixes-2' of git://git.kernel.org/pub/scm/fs/xfs/xfs-linuxLinus Torvalds
Pull xfs fixes from Chandan Babu: - Clear XFS_ATTR_INCOMPLETE filter on removing xattr from a node format attribute fork - Remove conditional compilation of realtime geometry validator functions to prevent confusing error messages from being printed on the console during the mount operation * tag 'xfs-6.8-fixes-2' of git://git.kernel.org/pub/scm/fs/xfs/xfs-linux: xfs: remove conditional building of rt geometry validator functions xfs: reset XFS_ATTR_INCOMPLETE filter on node removal
2024-02-04Merge tag 'char-misc-6.8-rc3' of ↵Linus Torvalds
git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/char-misc Pull char/misc driver fixes from Greg KH: "Here are three tiny driver fixes for 6.8-rc3. They include: - Android binder long-term bug with epoll finally being fixed - fastrpc driver shutdown bugfix - open-dice lockdep fix All of these have been in linux-next this week with no reported issues" * tag 'char-misc-6.8-rc3' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/char-misc: binder: signal epoll threads of self-work misc: open-dice: Fix spurious lockdep warning misc: fastrpc: Mark all sessions as invalid in cb_remove
2024-02-04Merge tag 'tty-6.8-rc3' of ↵Linus Torvalds
git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/tty Pull tty and serial driver fixes from Greg KH: "Here are some small tty and serial driver fixes for 6.8-rc3 that resolve a number of reported issues. Included in here are: - rs485 flag definition fix that affected the user/kernel abi in -rc1 - max310x driver fixes - 8250_pci1xxxx driver off-by-one fix - uart_tiocmget locking race fix All of these have been in linux-next for over a week with no reported issues" * tag 'tty-6.8-rc3' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/tty: serial: max310x: prevent infinite while() loop in port startup serial: max310x: fail probe if clock crystal is unstable serial: max310x: improve crystal stable clock detection serial: max310x: set default value when reading clock ready bit serial: core: Fix atomicity violation in uart_tiocmget serial: 8250_pci1xxxx: fix off by one in pci1xxxx_process_read_data() tty: serial: Fix bit order in RS485 flag definitions
2024-02-04Merge tag 'usb-6.8-rc3' of ↵Linus Torvalds
git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb Pull USB driver fixes from Greg KH: "Here are a bunch of small USB driver fixes for 6.8-rc3. Included in here are: - new usb-serial driver ids - new dwc3 driver id added - typec driver change revert - ncm gadget driver endian bugfix - xhci bugfixes for a number of reported issues - usb hub bugfix for alternate settings - ulpi driver debugfs memory leak fix - chipidea driver bugfix - usb gadget driver fixes All of these have been in linux-next for a while with no reported issues" * tag 'usb-6.8-rc3' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb: (24 commits) USB: serial: option: add Fibocom FM101-GL variant USB: serial: qcserial: add new usb-id for Dell Wireless DW5826e USB: serial: cp210x: add ID for IMST iM871A-USB usb: typec: tcpm: fix the PD disabled case usb: ucsi_acpi: Quirk to ack a connector change ack cmd usb: ucsi_acpi: Fix command completion handling usb: ucsi: Add missing ppm_lock usb: ulpi: Fix debugfs directory leak Revert "usb: typec: tcpm: fix cc role at port reset" usb: gadget: pch_udc: fix an Excess kernel-doc warning usb: f_mass_storage: forbid async queue when shutdown happen USB: hub: check for alternate port before enabling A_ALT_HNP_SUPPORT usb: chipidea: core: handle power lost in workqueue usb: dwc3: gadget: Fix NULL pointer dereference in dwc3_gadget_suspend usb: dwc3: pci: add support for the Intel Arrow Lake-H usb: core: Prevent null pointer dereference in update_port_device_state xhci: handle isoc Babble and Buffer Overrun events properly xhci: process isoc TD properly when there was a transaction error mid TD. xhci: fix off by one check when adding a secondary interrupter. xhci: fix possible null pointer dereference at secondary interrupter removal ...
2024-02-04Merge tag 'i2c-for-6.8-rc3' of ↵Linus Torvalds
git://git.kernel.org/pub/scm/linux/kernel/git/wsa/linux Pull i2c fixlet from Wolfram Sang: "MAINTAINERS update to point people to the new tree for i2c host driver changes" * tag 'i2c-for-6.8-rc3' of git://git.kernel.org/pub/scm/linux/kernel/git/wsa/linux: MAINTAINERS: Update i2c host drivers repository
2024-02-04Merge tag 'dmaengine-fix-6.8' of ↵Linus Torvalds
git://git.kernel.org/pub/scm/linux/kernel/git/vkoul/dmaengine Pull dmaengine fixes from Vinod Koul: "Core: - fix return value of is_slave_direction() for D2D dma Driver fixes for: - Documentaion fixes to resolve warnings for at_hdmac driver - bunch of fsl driver fixes for memory leaks, and useless kfree - TI edma and k3 fixes for packet error and null pointer checks" * tag 'dmaengine-fix-6.8' of git://git.kernel.org/pub/scm/linux/kernel/git/vkoul/dmaengine: dmaengine: at_hdmac: add missing kernel-doc style description dmaengine: fix is_slave_direction() return false when DMA_DEV_TO_DEV dmaengine: fsl-qdma: Remove a useless devm_kfree() dmaengine: fsl-qdma: Fix a memory leak related to the queue command DMA dmaengine: fsl-qdma: Fix a memory leak related to the status queue DMA dmaengine: ti: k3-udma: Report short packet errors dmaengine: ti: edma: Add some null pointer checks to the edma_probe dmaengine: fsl-dpaa2-qdma: Fix the size of dma pools dmaengine: at_hdmac: fix some kernel-doc warnings
2024-02-04Merge tag 'phy-fixes-6.8' of ↵Linus Torvalds
git://git.kernel.org/pub/scm/linux/kernel/git/phy/linux-phy Pull phy driver fixes from Vinod Koul: - TI null pointer dereference - missing erdes mux entry in lan966x driver - Return of error code in renesas driver - Serdes init sequence and register offsets for IPQ drivers * tag 'phy-fixes-6.8' of git://git.kernel.org/pub/scm/linux/kernel/git/phy/linux-phy: phy: ti: phy-omap-usb2: Fix NULL pointer dereference for SRP phy: lan966x: Add missing serdes mux entry phy: renesas: rcar-gen3-usb2: Fix returning wrong error code phy: qcom-qmp-usb: fix serdes init sequence for IPQ6018 phy: qcom-qmp-usb: fix register offsets for ipq8074/ipq6018
2024-02-03Merge tag 'i2c-host-fixes-6.8-rc3' of ↵Wolfram Sang
git://git.kernel.org/pub/scm/linux/kernel/git/andi.shyti/linux into i2c/for-current Just a maintenance patch that updates the repository where the i2c host and muxes related patches will be collected.
2024-02-03Merge tag 'perf-tools-fixes-for-v6.8-1-2024-02-01' of ↵Linus Torvalds
git://git.kernel.org/pub/scm/linux/kernel/git/perf/perf-tools Pull perf tools fixes from Arnaldo Carvalho de Melo: "Vendor events: - Intel Alderlake/Sapphire Rapids metric fixes, the CPU type ("cpu_atom", "cpu_core") needs to be used as a prefix to be considered on a metric formula, detected via one of the 'perf test' entries. 'perf test' fixes: - Fix the creation of event selector lists on 'perf test' entries, by initializing the sample ID flag, which is done by 'perf record', so this fix affects only the tests, the common case isn't affected - Make 'perf list' respect debug settings (-v) to fix its 'perf test' entry - Fix 'perf script' test when python support isn't enabled - Special case 'perf script' tests on s390, where only DWARF call graphs are supported and only on software events - Make 'perf daemon' signal test less racy Compiler warnings/errors: - Remove needless malloc(0) call in 'perf top' that triggers -Walloc-size - Fix calloc() argument order to address error introduced in gcc-14 Build: - Make minimal shellcheck version to v0.6.0, avoiding the build to fail with older versions Sync kernel header copies: - stat.h to pick STATX_MNT_ID_UNIQUE - msr-index.h to pick IA32_MKTME_KEYID_PARTITIONING - drm.h to pick DRM_IOCTL_MODE_CLOSEFB - unistd.h to pick {list,stat}mount, lsm_{[gs]et_self_attr,list_modules} syscall numbers - x86 cpufeatures to pick TDX, Zen, APIC MSR fence changes - x86's mem{cpy,set}_64.S used in 'perf bench' - Also, without tooling effects: asm-generic/unaligned.h, mount.h, fcntl.h, kvm headers" * tag 'perf-tools-fixes-for-v6.8-1-2024-02-01' of git://git.kernel.org/pub/scm/linux/kernel/git/perf/perf-tools: (21 commits) perf tools headers: update the asm-generic/unaligned.h copy with the kernel sources tools include UAPI: Sync linux/mount.h copy with the kernel sources perf evlist: Fix evlist__new_default() for > 1 core PMU tools headers: Update the copy of x86's mem{cpy,set}_64.S used in 'perf bench' tools headers x86 cpufeatures: Sync with the kernel sources to pick TDX, Zen, APIC MSR fence changes tools headers UAPI: Sync unistd.h to pick {list,stat}mount, lsm_{[gs]et_self_attr,list_modules} syscall numbers perf vendor events intel: Alderlake/sapphirerapids metric fixes tools headers UAPI: Sync kvm headers with the kernel sources perf tools: Fix calloc() arguments to address error introduced in gcc-14 perf top: Remove needless malloc(0) call that triggers -Walloc-size perf build: Make minimal shellcheck version to v0.6.0 tools headers UAPI: Update tools's copy of drm.h headers to pick DRM_IOCTL_MODE_CLOSEFB perf test shell daemon: Make signal test less racy perf test shell script: Fix test for python being disabled perf test: Workaround debug output in list test perf list: Add output file option perf list: Switch error message to pr_err() to respect debug settings (-v) perf test: Fix 'perf script' tests on s390 tools headers UAPI: Sync linux/fcntl.h with the kernel sources tools arch x86: Sync the msr-index.h copy with the kernel sources to pick IA32_MKTME_KEYID_PARTITIONING ...
2024-02-02Merge tag 'trace-v6.8-rc2' of ↵Linus Torvalds
git://git.kernel.org/pub/scm/linux/kernel/git/trace/linux-trace Pull tracing and eventfs fixes from Steven Rostedt: - Fix the return code for ring_buffer_poll_wait() It was returing a -EINVAL instead of EPOLLERR. - Zero out the tracefs_inode so that all fields are initialized. The ti->private could have had stale data, but instead of just initializing it to NULL, clear out the entire structure when it is allocated. - Fix a crash in timerlat The hrtimer was initialized at read and not open, but is canceled at close. If the file was opened and never read the close will pass a NULL pointer to hrtime_cancel(). - Rewrite of eventfs. Linus wrote a patch series to remove the dentry references in the eventfs_inode and to use ref counting and more of proper VFS interfaces to make it work. - Add warning to put_ei() if ei is not set to free. That means something is about to free it when it shouldn't. - Restructure the eventfs_inode to make it more compact, and remove the unused llist field. - Remove the fsnotify*() funtions for when the inodes were being created in the lookup code. It doesn't make sense to notify about creation just because something is being looked up. - The inode hard link count was not accurate. It was being updated when a file was looked up. The inodes of directories were updating their parent inode hard link count every time the inode was created. That means if memory reclaim cleaned a stale directory inode and the inode was lookup up again, it would increment the parent inode again as well. Al Viro said to just have all eventfs directories have a hard link count of 1. That tells user space not to trust it. * tag 'trace-v6.8-rc2' of git://git.kernel.org/pub/scm/linux/kernel/git/trace/linux-trace: eventfs: Keep all directory links at 1 eventfs: Remove fsnotify*() functions from lookup() eventfs: Restructure eventfs_inode structure to be more condensed eventfs: Warn if an eventfs_inode is freed without is_freed being set tracing/timerlat: Move hrtimer_init to timerlat_fd open() eventfs: Get rid of dentry pointers without refcounts eventfs: Clean up dentry ops and add revalidate function eventfs: Remove unused d_parent pointer field tracefs: dentry lookup crapectomy tracefs: Avoid using the ei->dentry pointer unnecessarily eventfs: Initialize the tracefs inode properly tracefs: Zero out the tracefs_inode when allocating it ring-buffer: Clean ring_buffer_poll_wait() error return
2024-02-02Merge tag 'gfs2-v6.8-rc2-revert' of ↵Linus Torvalds
git://git.kernel.org/pub/scm/linux/kernel/git/gfs2/linux-gfs2 Pull gfs2 revert from Andreas Gruenbacher: "It turns out that the commit to use GL_NOBLOCK flag for non-blocking lookups has several issues, and not all of them have a simple fix" * tag 'gfs2-v6.8-rc2-revert' of git://git.kernel.org/pub/scm/linux/kernel/git/gfs2/linux-gfs2: Revert "gfs2: Use GL_NOBLOCK flag for non-blocking lookups"
2024-02-02Merge tag 'pci-v6.8-fixes-1' of ↵Linus Torvalds
git://git.kernel.org/pub/scm/linux/kernel/git/pci/pci Pull pci fixes from Bjorn Helgaas: - Fix a potential deadlock that was reintroduced by an ASPM revert merged for v6.8 (Johan Hovold) - Add Manivannan Sadhasivam as PCI Endpoint maintainer (Lorenzo Pieralisi) * tag 'pci-v6.8-fixes-1' of git://git.kernel.org/pub/scm/linux/kernel/git/pci/pci: MAINTAINERS: Add Manivannan Sadhasivam as PCI Endpoint maintainer PCI/ASPM: Fix deadlock when enabling ASPM
2024-02-02Merge tag 'drm-fixes-2024-02-03' of git://anongit.freedesktop.org/drm/drmLinus Torvalds
Pul drm fixes from Dave Airlie: "Regular weekly fixes, mostly amdgpu and xe. One nouveau fix is a better fix for the deadlock and also helps with a sync race we were seeing. dma-buf: - heaps CMA page accounting fix virtio-gpu: - fix segment size xe: - A crash fix - A fix for an assert due to missing mem_acces ref - Only allow a single user-fence per exec / bind. - Some sparse warning fixes - Two fixes for compilation failures on various odd combinations of gcc / arch pointed out on LKML. - Fix a fragile partial allocation pointed out on LKML. - A sysfs ABI documentation warning fix amdgpu: - Fix reboot issue seen on some 7000 series dGPUs - Fix client init order for KFD - Misc display fixes - USB-C fix - DCN 3.5 fixes - Fix issues with GPU scheduler and GPU reset - GPU firmware loading fix - Misc fixes - GC 11.5 fix - VCN 4.0.5 fix - IH overflow fix amdkfd: - SVM fixes - Trap handler fix - Fix device permission lookup - Properly reserve BO before validating it nouveau: - fence/irq lock deadlock fix (second attempt) - gsp command size fix * tag 'drm-fixes-2024-02-03' of git://anongit.freedesktop.org/drm/drm: (35 commits) nouveau: offload fence uevents work to workqueue nouveau/gsp: use correct size for registry rpc. drm/amdgpu/pm: Use inline function for IP version check drm/hwmon: Fix abi doc warnings drm/xe: Make all GuC ABI shift values unsigned drm/xe/vm: Subclass userptr vmas drm/xe: Use LRC prefix rather than CTX prefix in lrc desc defines drm/xe: Don't use __user error pointers drm/xe: Annotate mcr_[un]lock() drm/xe: Only allow 1 ufence per exec / bind IOCTL drm/xe: Grab mem_access when disabling C6 on skip_guc_pc platforms drm/xe: Fix crash in trace_dma_fence_init() drm/amdgpu: Reset IH OVERFLOW_CLEAR bit drm/amdgpu: remove asymmetrical irq disabling in vcn 4.0.5 suspend drm/amdgpu: drm/amdgpu: remove golden setting for gfx 11.5.0 drm/amdkfd: reserve the BO before validating it drm/amdgpu: Fix missing error code in 'gmc_v6/7/8/9_0_hw_init()' drm/amd/display: Fix buffer overflow in 'get_host_router_total_dp_tunnel_bw()' drm/amd/display: Add NULL check for kzalloc in 'amdgpu_dm_atomic_commit_tail()' drm/amd: Don't init MEC2 firmware when it fails to load ...
2024-02-02Merge tag 'input-for-v6.8-rc2' of ↵Linus Torvalds
git://git.kernel.org/pub/scm/linux/kernel/git/dtor/input Pull input fixes from Dmitry Torokhov: - a fix for the fix to deal with newer laptops which get confused by the "GET ID" command when probing for PS/2 keyboards - a couple of tweaks to i8042 to handle Clevo NS70PU and Lifebook U728 laptops - a change to bcm5974 to validate that the device has appropriate endpoints - an addition of new product ID to xpad driver to recognize Lenovo Legion Go controllers - a quirk to Goodix controller to deal with extra GPIO described in ACPI tables on some devices. * tag 'input-for-v6.8-rc2' of git://git.kernel.org/pub/scm/linux/kernel/git/dtor/input: Input: i8042 - add Fujitsu Lifebook U728 to i8042 quirk table Input: i8042 - fix strange behavior of touchpad on Clevo NS70PU Input: atkbd - do not skip atkbd_deactivate() when skipping ATKBD_CMD_GETID Input: atkbd - skip ATKBD_CMD_SETLEDS when skipping ATKBD_CMD_GETID Input: bcm5974 - check endpoint type before starting traffic Input: xpad - add Lenovo Legion Go controllers Input: goodix - accept ACPI resources with gpio_count == 3 && gpio_int_idx == 0
2024-02-02Merge tag 'sound-6.8-rc3' of ↵Linus Torvalds
git://git.kernel.org/pub/scm/linux/kernel/git/tiwai/sound Pull sound fixes from Takashi Iwai: "A collection of fixes, mostly device-specific ones: - Minor PCM core fix for name strings - ASoC Qualcomm fixes, including DAI support extensions - ASoC AMD platform updates - ASoC Allwinner platform updates - Various ASoC codec fixes for WSA, WCD, ES8326 drivers - Various HD-audio and USB-audio fixes and quirks - A series of fixes for Cirrus CS35L56 codecs" * tag 'sound-6.8-rc3' of git://git.kernel.org/pub/scm/linux/kernel/git/tiwai/sound: (63 commits) ALSA: usb-audio: Ignore clock selector errors for single connection ALSA: hda/realtek: Enable headset mic on Vaio VJFE-ADL ALSA: hda: cs35l56: Remove unused test stub function ALSA: hda: cs35l56: Firmware file must match the version of preloaded firmware ALSA: hda: cs35l56: Fix filename string field layout ALSA: hda: cs35l56: Fix order of searching for firmware files ASoC: cs35l56: Allow more time for firmware to boot ASoC: cs35l56: Load tunings for the correct speaker models ASoC: cs35l56: Firmware file must match the version of preloaded firmware ASoC: cs35l56: Fix misuse of wm_adsp 'part' string for silicon revision ASoC: cs35l56: Fix for initializing ASP1 mixer registers ALSA: hda: cs35l56: Initialize all ASP1 registers ASoC: cs35l56: Fix default SDW TX mixer registers ASoC: cs35l56: Fix to ensure ASP1 registers match cache ASoC: cs35l56: Remove buggy checks from cs35l56_is_fw_reload_needed() ASoC: cs35l56: Don't add the same register patch multiple times ASoC: cs35l56: cs35l56_component_remove() must clean up wm_adsp ASoC: cs35l56: cs35l56_component_remove() must clear cs35l56->component ASoC: wm_adsp: Don't overwrite fwf_name with the default ASoC: wm_adsp: Fix firmware file search order ...
2024-02-02Merge tag 'hwmon-for-v6.8-rc3' of ↵Linus Torvalds
git://git.kernel.org/pub/scm/linux/kernel/git/groeck/linux-staging Pull hwmon fixes from Guenter Roeck: - pmbus/mp2975: Fix driver initialization - gigabyte_waterforce: Add missing unlock in error handling path * tag 'hwmon-for-v6.8-rc3' of git://git.kernel.org/pub/scm/linux/kernel/git/groeck/linux-staging: hwmon: (pmbus/mp2975) Correct comment inside 'mp2975_read_byte_data' hwmon: (pmbus/mp2975) Fix driver initialization for MP2975 device hwmon: gigabyte_waterforce: Fix locking bug in waterforce_get_status()