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ide: add ide_for_each_present_dev() iterator

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* 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>
This commit is contained in:
Bartlomiej Zolnierkiewicz
2009-03-24 23:22:41 +01:00
parent 8cd3c60562
commit 7ed5b157d9
4 changed files with 29 additions and 48 deletions
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4
include/linux/ide.h
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@@ -1609,6 +1609,10 @@ static inline ide_drive_t *ide_get_pair_dev(ide_drive_t *drive)
#define ide_port_for_each_dev(i, dev, port) \
for ((i) = 0; ((dev) = (port)->devices[i]) || (i) < MAX_DRIVES; (i)++)
#define ide_port_for_each_present_dev(i, dev, port) \
for ((i) = 0; ((dev) = (port)->devices[i]) || (i) < MAX_DRIVES; (i)++) \
if ((dev)->dev_flags & IDE_DFLAG_PRESENT)
#define ide_host_for_each_port(i, port, host) \
for ((i) = 0; ((port) = (host)->ports[i]) || (i) < MAX_HOST_PORTS; (i)++)