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eSDHC has no DMA_BOUNDARY in BLOCK_SIZE register. 

So clear multi segment DMA transfer support bit.
This commit is contained in:
nonaka 2015-02-27 15:53:09 +00:00
parent 3ba84f5404
commit 211f9e7dcc
1 changed files with 5 additions and 3 deletions
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8
sys/dev/sdmmc/sdhc.c
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@ -1,4 +1,4 @@
/* $NetBSD: sdhc.c,v 1.53 2015/02/27 01:52:15 nonaka Exp $ */
/* $NetBSD: sdhc.c,v 1.54 2015/02/27 15:53:09 nonaka Exp $ */
/* $OpenBSD: sdhc.c,v 1.25 2009/01/13 19:44:20 grange Exp $ */
/*
@ -23,7 +23,7 @@
*/
#include <sys/cdefs.h>
__KERNEL_RCSID(0, "$NetBSD: sdhc.c,v 1.53 2015/02/27 01:52:15 nonaka Exp $");
__KERNEL_RCSID(0, "$NetBSD: sdhc.c,v 1.54 2015/02/27 15:53:09 nonaka Exp $");
#ifdef _KERNEL_OPT
#include "opt_sdmmc.h"
@ -425,7 +425,9 @@ sdhc_host_found(struct sdhc_softc *sc, bus_space_tag_t iot,
if (ISSET(caps, SDHC_HIGH_SPEED_SUPP))
saa.saa_caps |= SMC_CAPS_SD_HIGHSPEED;
if (ISSET(hp->flags, SHF_USE_DMA)) {
saa.saa_caps |= SMC_CAPS_DMA | SMC_CAPS_MULTI_SEG_DMA;
saa.saa_caps |= SMC_CAPS_DMA;
if (!ISSET(hp->sc->sc_flags, SDHC_FLAG_ENHANCED))
saa.saa_caps |= SMC_CAPS_MULTI_SEG_DMA;
}
if (ISSET(sc->sc_flags, SDHC_FLAG_SINGLE_ONLY))
saa.saa_caps |= SMC_CAPS_SINGLE_ONLY;