ide: add ide_for_each_present_dev() iterator
* Add ide_for_each_present_dev() iterator and convert IDE code to use it.
* Do some drive-by CodingStyle fixups in ide-acpi.c while at it.
There should be no functional changes caused by this patch.
Signed-off-by: Bartlomiej Zolnierkiewicz <bzolnier@gmail.com>
diff --git a/drivers/ide/ide-acpi.c b/drivers/ide/ide-acpi.c
index a3bebba..8d6d31f 100644
--- a/drivers/ide/ide-acpi.c
+++ b/drivers/ide/ide-acpi.c
@@ -608,17 +608,17 @@
DEBPRINT("no ACPI data for %s\n", hwif->name);
return;
}
+
/* channel first and then drives for power on and verse versa for power off */
if (on)
acpi_bus_set_power(hwif->acpidata->obj_handle, ACPI_STATE_D0);
- ide_port_for_each_dev(i, drive, hwif) {
- if (drive->acpidata->obj_handle &&
- (drive->dev_flags & IDE_DFLAG_PRESENT)) {
+ ide_port_for_each_present_dev(i, drive, hwif) {
+ if (drive->acpidata->obj_handle)
acpi_bus_set_power(drive->acpidata->obj_handle,
- on? ACPI_STATE_D0: ACPI_STATE_D3);
- }
+ on ? ACPI_STATE_D0 : ACPI_STATE_D3);
}
+
if (!on)
acpi_bus_set_power(hwif->acpidata->obj_handle, ACPI_STATE_D3);
}
@@ -667,12 +667,9 @@
hwif->devices[1]->acpidata = &hwif->acpidata->slave;
/* get _ADR info for each device */
- ide_port_for_each_dev(i, drive, hwif) {
+ ide_port_for_each_present_dev(i, drive, hwif) {
acpi_handle dev_handle;
- if ((drive->dev_flags & IDE_DFLAG_PRESENT) == 0)
- continue;
-
DEBPRINT("ENTER: %s at channel#: %d port#: %d\n",
drive->name, hwif->channel, drive->dn & 1);
@@ -685,13 +682,8 @@
drive->acpidata->obj_handle = dev_handle;
}
- /*
- * Send IDENTIFY for each drive
- */
- ide_port_for_each_dev(i, drive, hwif) {
- if ((drive->dev_flags & IDE_DFLAG_PRESENT) == 0)
- continue;
-
+ /* send IDENTIFY for each device */
+ ide_port_for_each_present_dev(i, drive, hwif) {
err = taskfile_lib_get_identify(drive, drive->acpidata->idbuff);
if (err)
DEBPRINT("identify device %s failed (%d)\n",
@@ -711,9 +703,7 @@
ide_acpi_get_timing(hwif);
ide_acpi_push_timing(hwif);
- ide_port_for_each_dev(i, drive, hwif) {
- if (drive->dev_flags & IDE_DFLAG_PRESENT)
- /* Execute ACPI startup code */
- ide_acpi_exec_tfs(drive);
+ ide_port_for_each_present_dev(i, drive, hwif) {
+ ide_acpi_exec_tfs(drive);
}
}
