Re: [PATCH v4] USB: serial: cp210x: Fix error 32 when hardware flow control is enabled.

2021-01-25 Thread Johan Hovold
On Thu, Jan 21, 2021 at 09:52:23AM +, Pho Tran wrote: > Fix error 32 returned by CP210X_SET_MHS when hardware flow control is enabled. > > The root cause of error 32 is that user application (CoolTerm, > linux-serial-test) > opened cp210x device with hardware flow control then attempt to cont

[PATCH v4] USB: serial: cp210x: Fix error 32 when hardware flow control is enabled.

2021-01-21 Thread Pho Tran
Fix error 32 returned by CP210X_SET_MHS when hardware flow control is enabled. The root cause of error 32 is that user application (CoolTerm, linux-serial-test) opened cp210x device with hardware flow control then attempt to control RTS/DTR pins. In hardware flow control, RTS/DTR pins will be co