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| author | Linus Torvalds <torvalds@linux-foundation.org> | 2026-09-20 08:15:23 -0700 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2026-09-20 08:15:23 -0700 |
| commit | bdab18633a302c82b5e5d5dbc4e38b0baf9c0837 (patch) | |
| tree | 0446500af9a76d4e8b2a72a0a41391ceede73a10 /drivers/power/sequencing/Kconfig | |
| download | linux-stable-bdab18633a302c82b5e5d5dbc4e38b0baf9c0837.tar.gz linux-stable-bdab18633a302c82b5e5d5dbc4e38b0baf9c0837.zip | |
Merge tag 'locking-urgent-2026-09-20' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tipgrafted
Pull futex fix from Ingo Molnar:
- Also allocate a default private futex hash on vfork() as well, to
avoid races with (private) futex waiters (Peter Zijlstra)
* tag 'locking-urgent-2026-09-20' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip:
futex: Also allocate private hash on vfork()
Diffstat (limited to 'drivers/power/sequencing/Kconfig')
| -rw-r--r-- | drivers/power/sequencing/Kconfig | 50 |
1 files changed, 50 insertions, 0 deletions
diff --git a/drivers/power/sequencing/Kconfig b/drivers/power/sequencing/Kconfig new file mode 100644 index 000000000..226c62704 --- /dev/null +++ b/drivers/power/sequencing/Kconfig @@ -0,0 +1,50 @@ +# SPDX-License-Identifier: GPL-2.0-only + +menuconfig POWER_SEQUENCING + tristate "Power Sequencing support" + help + Say Y here to enable the Power Sequencing subsystem. + + This subsystem is designed to control power to devices that share + complex resources and/or require specific power sequences to be run + during power-up. + + If unsure, say no. + +if POWER_SEQUENCING + +config POWER_SEQUENCING_QCOM_WCN + tristate "Qualcomm WCN family PMU driver" + default m if ARCH_QCOM + depends on OF || COMPILE_TEST + help + Say Y here to enable the power sequencing driver for Qualcomm + WCN Bluetooth/WLAN chipsets. + + Typically, a package from the Qualcomm WCN family contains the BT + and WLAN modules whose power is controlled by the PMU module. As the + former two share the power-up sequence which is executed by the PMU, + this driver is needed for correct power control or else we'd risk not + respecting the required delays between enabling Bluetooth and WLAN. + +config POWER_SEQUENCING_TH1520_GPU + tristate "T-HEAD TH1520 GPU power sequencing driver" + depends on ARCH_THEAD || COMPILE_TEST + select AUXILIARY_BUS + help + Say Y here to enable the power sequencing driver for the TH1520 SoC + GPU. This driver handles the complex clock and reset sequence + required to power on the Imagination BXM GPU on this platform. + +config POWER_SEQUENCING_PCIE_M2 + tristate "PCIe M.2 connector power sequencing driver" + depends on OF + depends on PCI + depends on SERIAL_DEV_BUS + select OF_DYNAMIC + help + Say Y here to enable the power sequencing driver for PCIe M.2 + connectors. This driver handles the power sequencing for the M.2 + connectors exposing multiple interfaces like PCIe, SATA, UART, etc... + +endif |
