* valid after probe time even with noprobe
*/
-#undef REALLY_SLOW_IO /* most systems can safely undef this */
-
#include <linux/module.h>
#include <linux/types.h>
#include <linux/string.h>
local_irq_enable();
ide_fix_driveid(id);
-#if defined (CONFIG_SCSI_EATA_DMA) || defined (CONFIG_SCSI_EATA_PIO) || defined (CONFIG_SCSI_EATA)
+#if defined (CONFIG_SCSI_EATA_PIO) || defined (CONFIG_SCSI_EATA)
/*
* EATA SCSI controllers do a hardware ATA emulation:
* Ignore them if there is a driver for them available.
printk("%s: EATA SCSI HBA %.10s\n", drive->name, id->model);
goto err_misc;
}
-#endif /* CONFIG_SCSI_EATA_DMA || CONFIG_SCSI_EATA_PIO */
+#endif /* CONFIG_SCSI_EATA || CONFIG_SCSI_EATA_PIO */
/*
* WIN_IDENTIFY returns little-endian info,
/* look for ATAPI device */
(void) do_probe(drive, WIN_PIDENTIFY);
}
- if (strstr(drive->id->model, "E X A B Y T E N E S T"))
- enable_nest(drive);
if (!drive->present)
/* drive not found */
return 0;
+ if (strstr(drive->id->model, "E X A B Y T E N E S T"))
+ enable_nest(drive);
/* identification failed? */
if (!drive->id_read) {
static void hwif_register (ide_hwif_t *hwif)
{
+ int ret;
+
/* register with global device tree */
strlcpy(hwif->gendev.bus_id,hwif->name,BUS_ID_SIZE);
hwif->gendev.driver_data = hwif;
hwif->gendev.parent = NULL;
}
hwif->gendev.release = hwif_release_dev;
- device_register(&hwif->gendev);
+ ret = device_register(&hwif->gendev);
+ if (ret < 0)
+ printk(KERN_WARNING "IDE: %s: device_register error: %d\n",
+ __FUNCTION__, ret);
}
static int wait_hwif_ready(ide_hwif_t *hwif)
* This routine only knows how to look for drive units 0 and 1
* on an interface, so any setting of MAX_DRIVES > 2 won't work here.
*/
-static void probe_hwif(ide_hwif_t *hwif)
+static void probe_hwif(ide_hwif_t *hwif, void (*fixup)(ide_hwif_t *hwif))
{
unsigned int unit;
unsigned long flags;
return;
}
+ if (fixup)
+ fixup(hwif);
+
for (unit = 0; unit < MAX_DRIVES; ++unit) {
ide_drive_t *drive = &hwif->drives[unit];
* things, if not checked and cleared.
* PARANOIA!!!
*/
- hwif->ide_dma_off_quietly(drive);
+ hwif->dma_off_quietly(drive);
#ifdef CONFIG_IDEDMA_ONLYDISK
if (drive->media == ide_disk)
#endif
- hwif->ide_dma_check(drive);
+ ide_set_dma(drive);
}
}
}
int probe_hwif_init_with_fixup(ide_hwif_t *hwif, void (*fixup)(ide_hwif_t *hwif))
{
- probe_hwif(hwif);
-
- if (fixup)
- fixup(hwif);
+ probe_hwif(hwif, fixup);
if (!hwif_init(hwif)) {
printk(KERN_INFO "%s: failed to initialize IDE interface\n",
if (hwif->present) {
u16 unit = 0;
+ int ret;
+
for (unit = 0; unit < MAX_DRIVES; ++unit) {
ide_drive_t *drive = &hwif->drives[unit];
/* For now don't attach absent drives, we may
want them on default or a new "empty" class
for hotplug reprobing ? */
if (drive->present) {
- device_register(&drive->gendev);
+ ret = device_register(&drive->gendev);
+ if (ret < 0)
+ printk(KERN_WARNING "IDE: %s: "
+ "device_register error: %d\n",
+ __FUNCTION__, ret);
}
}
}
*/
static int ide_init_queue(ide_drive_t *drive)
{
- request_queue_t *q;
+ struct request_queue *q;
ide_hwif_t *hwif = HWIF(drive);
int max_sectors = 256;
int max_sg_entries = PRD_ENTRIES;
/* needs drive->queue to be set */
ide_toggle_bounce(drive, 1);
- /* enable led activity for disk drives only */
- if (drive->media == ide_disk && hwif->led_act)
- blk_queue_activity_fn(q, hwif->led_act, drive);
-
return 0;
}
* and irq serialization situations. This is somewhat complex because
* it handles static as well as dynamic (PCMCIA) IDE interfaces.
*
- * The SA_INTERRUPT in sa_flags means ide_intr() is always entered with
+ * The IRQF_DISABLED in sa_flags means ide_intr() is always entered with
* interrupts completely disabled. This can be bad for interrupt latency,
* but anything else has led to problems on some machines. We re-enable
* interrupts as much as we can safely do in most places.
BUG_ON(irqs_disabled());
BUG_ON(hwif == NULL);
- down(&ide_cfg_sem);
+ mutex_lock(&ide_cfg_mtx);
hwif->hwgroup = NULL;
#if MAX_HWIFS > 1
/*
hwgroup->hwif->next = hwif;
spin_unlock_irq(&ide_lock);
} else {
- hwgroup = kmalloc_node(sizeof(ide_hwgroup_t), GFP_KERNEL,
+ hwgroup = kmalloc_node(sizeof(ide_hwgroup_t),
+ GFP_KERNEL | __GFP_ZERO,
hwif_to_node(hwif->drives[0].hwif));
if (!hwgroup)
goto out_up;
hwif->hwgroup = hwgroup;
- memset(hwgroup, 0, sizeof(ide_hwgroup_t));
hwgroup->hwif = hwif->next = hwif;
hwgroup->rq = NULL;
hwgroup->handler = NULL;
* Allocate the irq, if not already obtained for another hwif
*/
if (!match || match->irq != hwif->irq) {
- int sa = SA_INTERRUPT;
+ int sa = IRQF_DISABLED;
#if defined(__mc68000__) || defined(CONFIG_APUS)
- sa = SA_SHIRQ;
+ sa = IRQF_SHARED;
#endif /* __mc68000__ || CONFIG_APUS */
if (IDE_CHIPSET_IS_PCI(hwif->chipset)) {
- sa = SA_SHIRQ;
+ sa = IRQF_SHARED;
#ifndef CONFIG_IDEPCI_SHARE_IRQ
- sa |= SA_INTERRUPT;
+ sa |= IRQF_DISABLED;
#endif /* CONFIG_IDEPCI_SHARE_IRQ */
}
printk(" (%sed with %s)",
hwif->sharing_irq ? "shar" : "serializ", match->name);
printk("\n");
- up(&ide_cfg_sem);
+ mutex_unlock(&ide_cfg_mtx);
return 0;
out_unlink:
spin_lock_irq(&ide_lock);
}
spin_unlock_irq(&ide_lock);
out_up:
- up(&ide_cfg_sem);
+ mutex_unlock(&ide_cfg_mtx);
return 1;
}
done:
init_gendisk(hwif);
+
+ ide_acpi_init(hwif);
+
hwif->present = 1; /* success */
return 1;
for (index = 0; index < MAX_HWIFS; ++index)
if (probe[index])
- probe_hwif(&ide_hwifs[index]);
+ probe_hwif(&ide_hwifs[index], NULL);
for (index = 0; index < MAX_HWIFS; ++index)
if (probe[index])
hwif_init(&ide_hwifs[index]);
if (hwif->chipset == ide_unknown || hwif->chipset == ide_forced)
hwif->chipset = ide_generic;
for (unit = 0; unit < MAX_DRIVES; ++unit)
- if (hwif->drives[unit].present)
- device_register(&hwif->drives[unit].gendev);
+ if (hwif->drives[unit].present) {
+ int ret = device_register(
+ &hwif->drives[unit].gendev);
+ if (ret < 0)
+ printk(KERN_WARNING "IDE: %s: "
+ "device_register error: %d\n",
+ __FUNCTION__, ret);
+ }
}
}
+ for (index = 0; index < MAX_HWIFS; ++index)
+ if (probe[index])
+ ide_proc_register_port(&ide_hwifs[index]);
return 0;
}