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SubjectRe: [PATCH v5 3/3] USB: serial: cp210x: Workaround cp2108 GET_LINE_CTL bug
On Wed, Oct 28, 2015 at 04:02:54PM -0500, Konstantin Shkolnyy wrote:
> cp2108 GET_LINE_CTL returns the 16-bit value with the 2 bytes swapped.
> However, SET_LINE_CTL functions properly. When the driver tries to modify
> the register, it reads it, modifies some bits and writes back. Because the
> read bytes were swapped, this often results in an invalid value to be
> written. In turn, this causes cp2108 respond with a stall. The stall
> sometimes doesn't clear properly and cp2108 starts responding to following
> valid commands also with stalls, effectively failing.
> Signed-off-by: Konstantin Shkolnyy <>

All three now applied (with amended commit messages) for next.


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