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| author | Bartlomiej Zolnierkiewicz <bzolnier@gmail.com> | 2008-04-26 17:36:36 +0200 |
|---|---|---|
| committer | Bartlomiej Zolnierkiewicz <bzolnier@gmail.com> | 2008-04-26 17:36:36 +0200 |
| commit | dc9114e27acecc5a2ce2394a284a07e4e6ae5849 (patch) | |
| tree | fd04888f8201bec284e05b8a150206f891bece0e /drivers/ide/ide-generic.c | |
| parent | e277f91fef8a0ff7726ad33eb79c6f0d0c6229a8 (diff) | |
| download | linux-dc9114e27acecc5a2ce2394a284a07e4e6ae5849.tar.bz2 | |
ide-generic: use ide_find_port() (take 3)
There should be no functional changes caused by this patch.
v2:
* Fix comment (noticed by Sergei Shtylyov).
v3:
* Fix no initalization of idx in some case. (Johann Felix Soden)
Cc: Johann Felix Soden <johfel@users.sourceforge.net>
Cc: Kamalesh Babulal <kamalesh@linux.vnet.ibm.com>
Cc: Sergei Shtylyov <sshtylyov@ru.mvista.com>
Signed-off-by: Bartlomiej Zolnierkiewicz <bzolnier@gmail.com>
Diffstat (limited to 'drivers/ide/ide-generic.c')
| -rw-r--r-- | drivers/ide/ide-generic.c | 14 |
1 files changed, 12 insertions, 2 deletions
diff --git a/drivers/ide/ide-generic.c b/drivers/ide/ide-generic.c index f3ec02ed4492..19f63e393d18 100644 --- a/drivers/ide/ide-generic.c +++ b/drivers/ide/ide-generic.c @@ -90,11 +90,21 @@ static int __init ide_generic_init(void) int i; for (i = 0; i < MAX_HWIFS; i++) { - ide_hwif_t *hwif = &ide_hwifs[i]; + ide_hwif_t *hwif; unsigned long io_addr = ide_default_io_base(i); hw_regs_t hw; - if (hwif->chipset == ide_unknown && io_addr) { + if (io_addr) { + /* + * Skip probing if the corresponding + * slot is already occupied. + */ + hwif = ide_find_port(); + if (hwif == NULL || hwif->index != i) { + idx[i] = 0xff; + continue; + } + memset(&hw, 0, sizeof(hw)); ide_std_init_ports(&hw, io_addr, io_addr + 0x206); hw.irq = ide_default_irq(io_addr); |