diff options
Diffstat (limited to 'drivers/thunderbolt/Kconfig')
| -rw-r--r-- | drivers/thunderbolt/Kconfig | 26 |
1 files changed, 21 insertions, 5 deletions
diff --git a/drivers/thunderbolt/Kconfig b/drivers/thunderbolt/Kconfig index 4bfec8a28064..db3b0bef48f4 100644 --- a/drivers/thunderbolt/Kconfig +++ b/drivers/thunderbolt/Kconfig @@ -4,8 +4,8 @@ menuconfig USB4 depends on PCI select APPLE_PROPERTIES if EFI_STUB && X86 select CRC32 - select CRYPTO - select CRYPTO_HASH + select CRYPTO_LIB_SHA256 + select CRYPTO_LIB_UTILS select NVMEM help USB4 and Thunderbolt driver. USB4 is the public specification @@ -22,14 +22,30 @@ config USB4_DEBUGFS_WRITE bool "Enable write by debugfs to configuration spaces (DANGEROUS)" help Enables writing to device configuration registers through - debugfs interface. + debugfs interface. You can use tools such as Thunderbolt/USB4 + debugging tools to access these registers. For more + information see: + + https://github.com/intel/tbtools Only enable this if you know what you are doing! Never enable this for production systems or distro kernels. +config USB4_DEBUGFS_MARGINING + bool "Expose receiver lane margining operations under USB4 ports and retimers (DANGEROUS)" + depends on DEBUG_FS + depends on USB4_DEBUGFS_WRITE + help + Enables hardware and software based receiver lane margining + support under each USB4 port and retimer, including retimers + on the other side of the cable. Used for electrical quality + and robustness validation during manufacturing. Should not be + enabled by distro kernels. + config USB4_KUNIT_TEST - bool "KUnit tests" - depends on KUNIT=y + bool "KUnit tests" if !KUNIT_ALL_TESTS + depends on USB4 && KUNIT=y + default KUNIT_ALL_TESTS config USB4_DMA_TEST tristate "DMA traffic test driver" |