PERFORCE change 110653 for review
Warner Losh
imp at FreeBSD.org
Tue Nov 28 23:09:42 PST 2006
http://perforce.freebsd.org/chv.cgi?CH=110653
Change 110653 by imp at imp_lighthouse on 2006/11/29 04:58:35
Fix the counts so that the spi transfers happen as intended.
Affected files ...
.. //depot/projects/arm/src/sys/arm/at91/at91_spi.c#12 edit
Differences ...
==== //depot/projects/arm/src/sys/arm/at91/at91_spi.c#12 (text+ko) ====
@@ -223,7 +223,7 @@
cmd->tx_data_sz, at91_getaddr, &addr, 0) != 0)
goto out;
WR4(sc, PDC_TNPR, addr);
- WR4(sc, PDC_TNCR, cmd->tx_cmd_sz);
+ WR4(sc, PDC_TNCR, cmd->tx_data_sz);
bus_dmamap_sync(sc->dmatag, sc->map[i], BUS_DMASYNC_PREWRITE);
mode[i++] = BUS_DMASYNC_POSTWRITE;
}
@@ -234,12 +234,12 @@
WR4(sc, PDC_RCR, cmd->tx_cmd_sz);
bus_dmamap_sync(sc->dmatag, sc->map[i], BUS_DMASYNC_PREREAD);
mode[i++] = BUS_DMASYNC_POSTREAD;
- if (cmd->tx_data_sz > 0) {
+ if (cmd->rx_data_sz > 0) {
if (bus_dmamap_load(sc->dmatag, sc->map[i], cmd->rx_data,
cmd->tx_data_sz, at91_getaddr, &addr, 0) != 0)
goto out;
WR4(sc, PDC_RNPR, addr);
- WR4(sc, PDC_RNCR, cmd->tx_data_sz);
+ WR4(sc, PDC_RNCR, cmd->rx_data_sz);
bus_dmamap_sync(sc->dmatag, sc->map[i], BUS_DMASYNC_PREREAD);
mode[i++] = BUS_DMASYNC_POSTREAD;
}
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