svn commit: r275816 - head/sys/dev/sis

[Pyun YongHyeon]

Author: yongari
Date: Tue Dec 16 06:13:30 2014
New Revision: 275816
URL: https://svnweb.freebsd.org/changeset/base/275816

Log:
  Fix a bug introdiced in r217548.  According to NS DP83815 data
  sheet, RX filter should be disabled before programming.
  Previously it was clearing wrong bits so RX filter was not
  disabled in RX filter configuration.
  
  Reported by:	brad at OpenBSD.org

Modified:
  head/sys/dev/sis/if_sis.c

Modified: head/sys/dev/sis/if_sis.c
==============================================================================
--- head/sys/dev/sis/if_sis.c	Mon Dec 15 22:20:14 2014	(r275815)
+++ head/sys/dev/sis/if_sis.c	Tue Dec 16 06:13:30 2014	(r275816)
@@ -780,7 +780,7 @@ sis_rxfilter_sis(struct sis_softc *sc)
 
 	filter = CSR_READ_4(sc, SIS_RXFILT_CTL);
 	if (filter & SIS_RXFILTCTL_ENABLE) {
-		CSR_WRITE_4(sc, SIS_RXFILT_CTL, filter & ~SIS_RXFILT_CTL);
+		CSR_WRITE_4(sc, SIS_RXFILT_CTL, filter & ~SIS_RXFILTCTL_ENABLE);
 		CSR_READ_4(sc, SIS_RXFILT_CTL);
 	}
 	filter &= ~(SIS_RXFILTCTL_ALLPHYS | SIS_RXFILTCTL_BROAD |