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authorGreg Kroah-Hartman <gregkh@linuxfoundation.org>2022-09-30 14:44:59 +0300
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2022-09-30 14:44:59 +0300
commitbffcd14facbdc25ba4da9993cc7811b55b50b6e8 (patch)
treebaaa96dcf297dcdf1c52dc979ee2355d2907fa38 /drivers/thunderbolt/Kconfig
parenta62e6791476a5d07abb8dec9afc2c6d0f65f7e4e (diff)
parent5d2569cb4a65c373896ec0217febdf88739ed295 (diff)
downloadlinux-bffcd14facbdc25ba4da9993cc7811b55b50b6e8.tar.xz
Merge tag 'thunderbolt-for-v6.1-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/westeri/thunderbolt into usb-next
Mika writes: "thunderbolt: Changes for v6.1 merge window This includes following Thunderbolt/USB4 changes for the v6.1 merge window: - Support for Intel Meteor Lake integrated Thunderbolt/USB4 controller - Support for ASMedia USB4 controller NVM firmware upgrade - Receiver lane margining support - Few fixes and cleanups. All these have been in linux-next with no reported issues." * tag 'thunderbolt-for-v6.1-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/westeri/thunderbolt: thunderbolt: Explicitly enable lane adapter hotplug events at startup thunderbolt: Use dev_err_probe() thunderbolt: Convert to use sysfs_emit()/sysfs_emit_at() APIs thunderbolt: Fix spelling mistake "simultaneusly" -> "simultaneously" thunderbolt: debugfs: Fix spelling mistakes in seq_puts text thunderbolt: Add support for ASMedia NVM image format thunderbolt: Move vendor specific NVM handling into nvm.c thunderbolt: Provide tb_retimer_nvm_read() analogous to tb_switch_nvm_read() thunderbolt: Rename and make nvm_read() available for other files thunderbolt: Extend NVM version fields to 32-bits thunderbolt: Allow NVM upgrade of USB4 host routers thunderbolt: Add support for receiver lane margining thunderbolt: Add helper to check if CL states are enabled on port thunderbolt: Pass CL state bitmask to tb_port_clx_supported() thunderbolt: Move port CL state functions into correct place in switch.c thunderbolt: Move tb_xdomain_parent() to tb.h thunderbolt: Add support for Intel Meteor Lake thunderbolt: Add comment where Thunderbolt 4 PCI IDs start thunderbolt: Add DP OUT resource when DP tunnel is discovered
Diffstat (limited to 'drivers/thunderbolt/Kconfig')
-rw-r--r--drivers/thunderbolt/Kconfig10
1 files changed, 10 insertions, 0 deletions
diff --git a/drivers/thunderbolt/Kconfig b/drivers/thunderbolt/Kconfig
index f12d0a3ee3e2..448fd2ec8f6e 100644
--- a/drivers/thunderbolt/Kconfig
+++ b/drivers/thunderbolt/Kconfig
@@ -27,6 +27,16 @@ config USB4_DEBUGFS_WRITE
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 (DANGEROUS)"
+ depends on DEBUG_FS
+ depends on USB4_DEBUGFS_WRITE
+ help
+ Enables hardware and software based receiver lane margining support
+ under each USB4 port. Used for electrical quality and robustness
+ validation during manufacturing. Should not be enabled by distro
+ kernels.
+
config USB4_KUNIT_TEST
bool "KUnit tests" if !KUNIT_ALL_TESTS
depends on USB4 && KUNIT=y