The following reply was made to PR usb/149675; it has been noted by GNATS.

From: dfil...@freebsd.org (dfilter service)
To: bug-follo...@freebsd.org
Cc:  
Subject: Re: usb/149675: commit references a PR
Date: Thu, 14 Oct 2010 21:45:48 +0000 (UTC)

 Author: hselasky
 Date: Thu Oct 14 21:45:41 2010
 New Revision: 213872
 URL: http://svn.freebsd.org/changeset/base/213872
 
 Log:
   Fix forwarding of Line Register Status changes to TTY layer.
   
   PR: usb/149675
   Approved by:    thompsa (mentor)
 
 Modified:
   head/sys/dev/usb/serial/usb_serial.c
 
 Modified: head/sys/dev/usb/serial/usb_serial.c
 ==============================================================================
 --- head/sys/dev/usb/serial/usb_serial.c       Thu Oct 14 21:41:08 2010        
(r213871)
 +++ head/sys/dev/usb/serial/usb_serial.c       Thu Oct 14 21:45:41 2010        
(r213872)
 @@ -942,6 +942,7 @@ ucom_cfg_status_change(struct usb_proc_m
        uint8_t new_msr;
        uint8_t new_lsr;
        uint8_t onoff;
 +      uint8_t lsr_delta;
  
        tp = sc->sc_tty;
  
 @@ -965,6 +966,7 @@ ucom_cfg_status_change(struct usb_proc_m
                return;
        }
        onoff = ((sc->sc_msr ^ new_msr) & SER_DCD);
 +      lsr_delta = (sc->sc_lsr ^ new_lsr);
  
        sc->sc_msr = new_msr;
        sc->sc_lsr = new_lsr;
 @@ -977,6 +979,30 @@ ucom_cfg_status_change(struct usb_proc_m
  
                ttydisc_modem(tp, onoff);
        }
 +
 +      if ((lsr_delta & ULSR_BI) && (sc->sc_lsr & ULSR_BI)) {
 +
 +              DPRINTF("BREAK detected\n");
 +
 +              ttydisc_rint(tp, 0, TRE_BREAK);
 +              ttydisc_rint_done(tp);
 +      }
 +
 +      if ((lsr_delta & ULSR_FE) && (sc->sc_lsr & ULSR_FE)) {
 +
 +              DPRINTF("Frame error detected\n");
 +
 +              ttydisc_rint(tp, 0, TRE_FRAMING);
 +              ttydisc_rint_done(tp);
 +      }
 +
 +      if ((lsr_delta & ULSR_PE) && (sc->sc_lsr & ULSR_PE)) {
 +
 +              DPRINTF("Parity error detected\n");
 +
 +              ttydisc_rint(tp, 0, TRE_PARITY);
 +              ttydisc_rint_done(tp);
 +      }
  }
  
  void
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