Author: adrian
Date: Mon Nov 5 07:08:45 2012
New Revision: 242599
URL: http://svnweb.freebsd.org/changeset/base/242599
Log:
TX EDMA debugging fixes:
* Do the calculation for each ath_buf, rather than just the first
* Correct the calculation in the first place.
Modified:
head/sys/dev/ath/if_ath_debug.c
Modified: head/sys/dev/ath/if_ath_debug.c
==============================================================================
--- head/sys/dev/ath/if_ath_debug.c Mon Nov 5 05:56:10 2012
(r242598)
+++ head/sys/dev/ath/if_ath_debug.c Mon Nov 5 07:08:45 2012
(r242599)
@@ -143,17 +143,18 @@ ath_printtxbuf_edma(struct ath_softc *sc
const struct ath_desc_txedma *eds;
int i, n;
- /*
- * Assume the TX map size is 4 for now and only walk
- * the appropriate number of segments.
- */
- n = (bf->bf_nseg / 4) + 1;
-
printf("Q%u[%3u] (nseg=%d)", qnum, ix, bf->bf_nseg);
while (bf != NULL) {
/*
* XXX For now, assume the txmap size is 4.
*/
+
+ /*
+ * Assume the TX map size is 4 for now and only walk
+ * the appropriate number of segments.
+ */
+ n = ((bf->bf_nseg - 1) / 4) + 1;
+
for (i = 0, ds = (const char *) bf->bf_desc;
i < n;
i ++, ds += sc->sc_tx_desclen) {
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