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| author | Zeng Chi <zengchi@kylinos.cn> | 2026-09-21 18:24:42 +0800 |
|---|---|---|
| committer | Sean Christopherson <seanjc@google.com> | 2026-09-22 08:36:16 -0700 |
| commit | 119e9db233ad0f4cbd4cfb9f9385a7bca378b37d (patch) | |
| tree | 660d50d4139cb750fbde1ae3432452c20726c99d /drivers/phy/st/Kconfig | |
| download | linux-stable-119e9db233ad0f4cbd4cfb9f9385a7bca378b37d.tar.gz linux-stable-119e9db233ad0f4cbd4cfb9f9385a7bca378b37d.zip | |
KVM: Don't pre-reserve xarray entries when storing empty/NULL attributesgrafted
Skip the xarray reservation loop when clearing all memory attributes, as
storing NULL only erases the entry and never needs to allocate, so no
reservation (and no cleanup of a failed one) is required in that case.
Suggested-by: Sean Christopherson <seanjc@google.com>
Cc: David Ballesteros <davimaba.v@proton.me>
Signed-off-by: Zeng Chi <zengchi@kylinos.cn>
Link: https://patch.msgid.link/20260921102442.1232375-1-zeng_chi911@163.com
[sean: split to separate patch]
Signed-off-by: Sean Christopherson <seanjc@google.com>
Diffstat (limited to 'drivers/phy/st/Kconfig')
| -rw-r--r-- | drivers/phy/st/Kconfig | 60 |
1 files changed, 60 insertions, 0 deletions
diff --git a/drivers/phy/st/Kconfig b/drivers/phy/st/Kconfig new file mode 100644 index 000000000..49206185e --- /dev/null +++ b/drivers/phy/st/Kconfig @@ -0,0 +1,60 @@ +# SPDX-License-Identifier: GPL-2.0-only +# +# Phy drivers for STMicro platforms +# +config PHY_MIPHY28LP + tristate "STMicroelectronics MIPHY28LP PHY driver for STiH407" + depends on ARCH_STI || COMPILE_TEST + select GENERIC_PHY + help + Enable this to support the miphy transceiver (for SATA/PCIE/USB3) + that is part of STMicroelectronics STiH407 SoC. + +config PHY_ST_SPEAR1310_MIPHY + tristate "ST SPEAR1310-MIPHY driver" + select GENERIC_PHY + depends on MACH_SPEAR1310 || COMPILE_TEST + help + Support for ST SPEAr1310 MIPHY which can be used for PCIe and SATA. + +config PHY_ST_SPEAR1340_MIPHY + tristate "ST SPEAR1340-MIPHY driver" + select GENERIC_PHY + depends on MACH_SPEAR1340 || COMPILE_TEST + help + Support for ST SPEAr1340 MIPHY which can be used for PCIe and SATA. + +config PHY_STIH407_USB + tristate "STMicroelectronics USB2 picoPHY driver for STiH407 family" + depends on RESET_CONTROLLER + depends on ARCH_STI || COMPILE_TEST + select GENERIC_PHY + help + Enable this support to enable the picoPHY device used by USB2 + and USB3 controllers on STMicroelectronics STiH407 SoC families. + +config PHY_STM32_COMBOPHY + tristate "STMicroelectronics COMBOPHY driver for STM32MP25" + depends on ARCH_STM32 || COMPILE_TEST + select GENERIC_PHY + help + Enable this to support the COMBOPHY device used by USB3 or PCIe + controllers on STMicroelectronics STM32MP25 SoC. + This driver controls the COMBOPHY block to generate the PCIe 100Mhz + reference clock from either the external clock generator or HSE + internal SoC clock source. + +config PHY_STM32_USBPHYC + tristate "STMicroelectronics STM32 USB HS PHY Controller driver" + depends on ARCH_STM32 || COMPILE_TEST + depends on COMMON_CLK + select GENERIC_PHY + help + Enable this to support the High-Speed USB transceivers that are part + of some STMicroelectronics STM32 SoCs. + + This driver controls the entire USB PHY block: the USB PHY controller + (USBPHYC) and the two 8-bit wide UTMI+ interfaces. First interface is + used by an HS USB Host controller, and the second one is shared + between an HS USB OTG controller and an HS USB Host controller, + selected by a USB switch. |