*/
static void probe_hwif(ide_hwif_t *hwif, void (*fixup)(ide_hwif_t *hwif))
{
- unsigned int unit;
unsigned long flags;
unsigned int irqd;
+ int unit;
if (hwif->noprobe)
return;
printk(KERN_DEBUG "%s: Wait for ready failed before probe !\n", hwif->name);
/*
- * Second drive should only exist if first drive was found,
- * but a lot of cdrom drives are configured as single slaves.
+ * Need to probe slave device first to make it release PDIAG-.
*/
- for (unit = 0; unit < MAX_DRIVES; ++unit) {
+ for (unit = MAX_DRIVES - 1; unit >= 0; unit--) {
ide_drive_t *drive = &hwif->drives[unit];
drive->dn = (hwif->channel ? 2 : 0) + unit;
(void) probe_for_drive(drive);
drive->nice1 = 1;
- /*
- * MAJOR HACK BARF :-/
- *
- * FIXME: chipsets own this cruft!
- */
- /*
- * Move here to prevent module loading clashing.
- */
- // drive->autodma = hwif->autodma;
- if (hwif->ide_dma_check) {
+ if (hwif->ide_dma_on) {
/*
* Force DMAing for the beginning of the check.
* Some chipsets appear to do interesting
* PARANOIA!!!
*/
hwif->dma_off_quietly(drive);
-#ifdef CONFIG_IDEDMA_ONLYDISK
- if (drive->media == ide_disk)
-#endif
- ide_set_dma(drive);
+ ide_set_dma(drive);
}
}
}
if (!hwif->sg_max_nents)
hwif->sg_max_nents = PRD_ENTRIES;
- hwif->sg_table = kmalloc(sizeof(struct scatterlist)*hwif->sg_max_nents,
+ hwif->sg_table = kzalloc(sizeof(struct scatterlist)*hwif->sg_max_nents,
GFP_KERNEL);
if (!hwif->sg_table) {
printk(KERN_ERR "%s: unable to allocate SG table.\n", hwif->name);