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| author | sos <sos@FreeBSD.org> | 2005-08-25 15:45:03 +0000 |
|---|---|---|
| committer | sos <sos@FreeBSD.org> | 2005-08-25 15:45:03 +0000 |
| commit | 0ffb7bad2ead0311621edc57a240804d46db5312 (patch) | |
| tree | 493e443abea9b29911a326afdca3557805cd746b /sys | |
| parent | dee5705f2d020e42375c4122af5663a7b9a4fe0c (diff) | |
| download | FreeBSD-src-0ffb7bad2ead0311621edc57a240804d46db5312.zip FreeBSD-src-0ffb7bad2ead0311621edc57a240804d46db5312.tar.gz | |
Dont set default mode to ATA_DMA_MAX on devices not capable of DMA.
Diffstat (limited to 'sys')
| -rw-r--r-- | sys/dev/ata/ata-all.c | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/sys/dev/ata/ata-all.c b/sys/dev/ata/ata-all.c index 3db5df7..632d625 100644 --- a/sys/dev/ata/ata-all.c +++ b/sys/dev/ata/ata-all.c @@ -615,7 +615,9 @@ ata_getparam(device_t parent, struct ata_device *atadev) atadev->mode = ATA_DMA_MAX; } else { - if (ata_dma && ch->dma) + if (ata_dma && ch->dma && + (ata_umode(&atadev->param) > 0 || + ata_wmode(&atadev->param) > 0)) atadev->mode = ATA_DMA_MAX; } } |
