Hi, This is the RFC series I promised [1]. I'm sorry it took this long to prepare these. I had to concentrate on other task for a while. Let me know if you still see any problems. [1] https://lore.kernel.org/linux-usb/YKT3oEt%2F9fX8k8mw@xxxxxxxxxxxxxxxxx/ thanks, Heikki Krogerus (7): usb: typec: ucsi: Always cancel the command if PPM reports BUSY condition usb: typec: ucsi: Don't stop alt mode registration on busy condition usb: typec: ucsi: Add poll worker for alternate modes usb: typec: ucsi: acpi: Reduce the command completion timeout usb: typec: ucsi: Process every connector change as unique connector state usb: typec: ucsi: Filter out spurious events usb: typec: ucsi: Read the PDOs in separate work drivers/usb/typec/ucsi/ucsi.c | 317 ++++++++++++++++------------- drivers/usb/typec/ucsi/ucsi.h | 3 +- drivers/usb/typec/ucsi/ucsi_acpi.c | 2 +- 3 files changed, 183 insertions(+), 139 deletions(-) -- 2.30.2