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path: root/drivers/ide/ide-probe.c
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Diffstat (limited to 'drivers/ide/ide-probe.c')
-rw-r--r--drivers/ide/ide-probe.c73
1 files changed, 34 insertions, 39 deletions
diff --git a/drivers/ide/ide-probe.c b/drivers/ide/ide-probe.c
index a4b65b321f5..862f02603f9 100644
--- a/drivers/ide/ide-probe.c
+++ b/drivers/ide/ide-probe.c
@@ -264,6 +264,7 @@ err_misc:
static int actual_try_to_identify (ide_drive_t *drive, u8 cmd)
{
ide_hwif_t *hwif = HWIF(drive);
+ struct ide_io_ports *io_ports = &hwif->io_ports;
int use_altstatus = 0, rc;
unsigned long timeout;
u8 s = 0, a = 0;
@@ -271,7 +272,7 @@ static int actual_try_to_identify (ide_drive_t *drive, u8 cmd)
/* take a deep breath */
msleep(50);
- if (hwif->io_ports[IDE_CONTROL_OFFSET]) {
+ if (io_ports->ctl_addr) {
a = ide_read_altstatus(drive);
s = ide_read_status(drive);
if ((a ^ s) & ~INDEX_STAT)
@@ -289,10 +290,10 @@ static int actual_try_to_identify (ide_drive_t *drive, u8 cmd)
*/
if ((cmd == WIN_PIDENTIFY))
/* disable dma & overlap */
- hwif->OUTB(0, hwif->io_ports[IDE_FEATURE_OFFSET]);
+ hwif->OUTB(0, io_ports->feature_addr);
/* ask drive for ID */
- hwif->OUTB(cmd, hwif->io_ports[IDE_COMMAND_OFFSET]);
+ hwif->OUTB(cmd, io_ports->command_addr);
timeout = ((cmd == WIN_IDENTIFY) ? WAIT_WORSTCASE : WAIT_PIDENTIFY) / 2;
timeout += jiffies;
@@ -353,7 +354,7 @@ static int try_to_identify (ide_drive_t *drive, u8 cmd)
* interrupts during the identify-phase that
* the irq handler isn't expecting.
*/
- if (hwif->io_ports[IDE_CONTROL_OFFSET]) {
+ if (hwif->io_ports.ctl_addr) {
if (!hwif->irq) {
autoprobe = 1;
cookie = probe_irq_on();
@@ -393,7 +394,7 @@ static int ide_busy_sleep(ide_hwif_t *hwif)
do {
msleep(50);
- stat = hwif->INB(hwif->io_ports[IDE_STATUS_OFFSET]);
+ stat = hwif->INB(hwif->io_ports.status_addr);
if ((stat & BUSY_STAT) == 0)
return 0;
} while (time_before(jiffies, timeout));
@@ -425,6 +426,7 @@ static int ide_busy_sleep(ide_hwif_t *hwif)
static int do_probe (ide_drive_t *drive, u8 cmd)
{
ide_hwif_t *hwif = HWIF(drive);
+ struct ide_io_ports *io_ports = &hwif->io_ports;
int rc;
u8 stat;
@@ -445,7 +447,7 @@ static int do_probe (ide_drive_t *drive, u8 cmd)
msleep(50);
SELECT_DRIVE(drive);
msleep(50);
- if (hwif->INB(hwif->io_ports[IDE_SELECT_OFFSET]) != drive->select.all &&
+ if (hwif->INB(io_ports->device_addr) != drive->select.all &&
!drive->present) {
if (drive->select.b.unit != 0) {
/* exit with drive0 selected */
@@ -472,17 +474,13 @@ static int do_probe (ide_drive_t *drive, u8 cmd)
if (stat == (BUSY_STAT | READY_STAT))
return 4;
- if ((rc == 1 && cmd == WIN_PIDENTIFY) &&
- ((drive->autotune == IDE_TUNE_DEFAULT) ||
- (drive->autotune == IDE_TUNE_AUTO))) {
+ if (rc == 1 && cmd == WIN_PIDENTIFY) {
printk(KERN_ERR "%s: no response (status = 0x%02x), "
"resetting drive\n", drive->name, stat);
msleep(50);
- hwif->OUTB(drive->select.all,
- hwif->io_ports[IDE_SELECT_OFFSET]);
+ hwif->OUTB(drive->select.all, io_ports->device_addr);
msleep(50);
- hwif->OUTB(WIN_SRST,
- hwif->io_ports[IDE_COMMAND_OFFSET]);
+ hwif->OUTB(WIN_SRST, io_ports->command_addr);
(void)ide_busy_sleep(hwif);
rc = try_to_identify(drive, cmd);
}
@@ -518,7 +516,7 @@ static void enable_nest (ide_drive_t *drive)
printk("%s: enabling %s -- ", hwif->name, drive->id->model);
SELECT_DRIVE(drive);
msleep(50);
- hwif->OUTB(EXABYTE_ENABLE_NEST, hwif->io_ports[IDE_COMMAND_OFFSET]);
+ hwif->OUTB(EXABYTE_ENABLE_NEST, hwif->io_ports.command_addr);
if (ide_busy_sleep(hwif)) {
printk(KERN_CONT "failed (timeout)\n");
@@ -800,14 +798,9 @@ static int ide_probe_port(ide_hwif_t *hwif)
if (drive->present)
rc = 0;
}
- if (hwif->io_ports[IDE_CONTROL_OFFSET] && hwif->reset) {
- printk(KERN_WARNING "%s: reset\n", hwif->name);
- hwif->OUTB(12, hwif->io_ports[IDE_CONTROL_OFFSET]);
- udelay(10);
- hwif->OUTB(8, hwif->io_ports[IDE_CONTROL_OFFSET]);
- (void)ide_busy_sleep(hwif);
- }
+
local_irq_restore(flags);
+
/*
* Use cached IRQ number. It might be (and is...) changed by probe
* code above
@@ -834,12 +827,7 @@ static void ide_port_tune_devices(ide_hwif_t *hwif)
ide_drive_t *drive = &hwif->drives[unit];
if (drive->present) {
- if (drive->autotune == IDE_TUNE_AUTO)
- ide_set_max_pio(drive);
-
- if (drive->autotune != IDE_TUNE_DEFAULT &&
- drive->autotune != IDE_TUNE_AUTO)
- continue;
+ ide_set_max_pio(drive);
drive->nice1 = 1;
@@ -994,6 +982,7 @@ static void ide_port_setup_devices(ide_hwif_t *hwif)
*/
static int init_irq (ide_hwif_t *hwif)
{
+ struct ide_io_ports *io_ports = &hwif->io_ports;
unsigned int index;
ide_hwgroup_t *hwgroup;
ide_hwif_t *match = NULL;
@@ -1077,9 +1066,9 @@ static int init_irq (ide_hwif_t *hwif)
if (IDE_CHIPSET_IS_PCI(hwif->chipset))
sa = IRQF_SHARED;
- if (hwif->io_ports[IDE_CONTROL_OFFSET])
+ if (io_ports->ctl_addr)
/* clear nIEN */
- hwif->OUTB(0x08, hwif->io_ports[IDE_CONTROL_OFFSET]);
+ hwif->OUTB(0x08, io_ports->ctl_addr);
if (request_irq(hwif->irq,&ide_intr,sa,hwif->name,hwgroup))
goto out_unlink;
@@ -1095,12 +1084,11 @@ static int init_irq (ide_hwif_t *hwif)
#if !defined(__mc68000__)
printk("%s at 0x%03lx-0x%03lx,0x%03lx on irq %d", hwif->name,
- hwif->io_ports[IDE_DATA_OFFSET],
- hwif->io_ports[IDE_DATA_OFFSET]+7,
- hwif->io_ports[IDE_CONTROL_OFFSET], hwif->irq);
+ io_ports->data_addr, io_ports->status_addr,
+ io_ports->ctl_addr, hwif->irq);
#else
printk("%s at 0x%08lx on irq %d", hwif->name,
- hwif->io_ports[IDE_DATA_OFFSET], hwif->irq);
+ io_ports->data_addr, hwif->irq);
#endif /* __mc68000__ */
if (match)
printk(" (%sed with %s)",
@@ -1242,8 +1230,8 @@ static int hwif_init(ide_hwif_t *hwif)
int old_irq;
if (!hwif->irq) {
- if (!(hwif->irq = ide_default_irq(hwif->io_ports[IDE_DATA_OFFSET])))
- {
+ hwif->irq = ide_default_irq(hwif->io_ports.data_addr);
+ if (!hwif->irq) {
printk("%s: DISABLED, NO IRQ\n", hwif->name);
return 0;
}
@@ -1272,7 +1260,8 @@ static int hwif_init(ide_hwif_t *hwif)
* It failed to initialise. Find the default IRQ for
* this port and try that.
*/
- if (!(hwif->irq = ide_default_irq(hwif->io_ports[IDE_DATA_OFFSET]))) {
+ hwif->irq = ide_default_irq(hwif->io_ports.data_addr);
+ if (!hwif->irq) {
printk("%s: Disabled unable to get IRQ %d.\n",
hwif->name, old_irq);
goto out;
@@ -1336,8 +1325,6 @@ static void ide_port_init_devices(ide_hwif_t *hwif)
drive->unmask = 1;
if (hwif->host_flags & IDE_HFLAG_NO_UNMASK_IRQS)
drive->no_unmask = 1;
- if ((hwif->host_flags & IDE_HFLAG_NO_AUTOTUNE) == 0)
- drive->autotune = 1;
}
if (port_ops && port_ops->port_init_devs)
@@ -1518,13 +1505,20 @@ int ide_device_add_all(u8 *idx, const struct ide_port_info *d)
int i, rc = 0;
for (i = 0; i < MAX_HWIFS; i++) {
- if (d == NULL || idx[i] == 0xff) {
+ if (idx[i] == 0xff) {
mate = NULL;
continue;
}
hwif = &ide_hwifs[idx[i]];
+ ide_port_apply_params(hwif);
+
+ if (d == NULL) {
+ mate = NULL;
+ continue;
+ }
+
if (d->chipset != ide_etrax100 && (i & 1) && mate) {
hwif->mate = mate;
mate->mate = hwif;
@@ -1621,6 +1615,7 @@ EXPORT_SYMBOL_GPL(ide_device_add);
void ide_port_scan(ide_hwif_t *hwif)
{
+ ide_port_apply_params(hwif);
ide_port_cable_detect(hwif);
ide_port_init_devices(hwif);
generated by cgit v1.2.3 (git 2.25.1) at 2024-07-31 02:18:15 +0000