Messages in this thread | | | Date | Thu, 15 Apr 2021 10:14:05 +0200 | From | Greg Kroah-Hartman <> | Subject | Re: [PATCH v2] serial: omap: fix rs485 half-duplex filtering |
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On Sun, Apr 11, 2021 at 11:38:55AM +0200, Dario Binacchi wrote: > Data received during half-duplex transmission must be filtered. > If the target device responds quickly, emptying the FIFO at the end of > the transmission can erase not only the echo characters but also part of > the response message. > By keeping the receive interrupt enabled even during transmission, it > allows you to filter each echo character and only in a number equal to > those transmitted. > The issue was generated by a target device that started responding > 240us later having received a request in communication at 115200bps. > Sometimes, some messages received by the target were missing some of the > first bytes. > > Signed-off-by: Dario Binacchi <dariobin@libero.it> >
What commit id does this patch "fix"? Please resend that and add a "Fixes:" tag right above your signed-off-by line.
thanks,
greg k-h
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