From 4166c1993b9e7f87c4d08e2e27f83ada890c2599 Mon Sep 17 00:00:00 2001 From: Bartlomiej Zolnierkiewicz Date: Fri, 1 Feb 2008 23:09:30 +0100 Subject: ide: add IDE_HFLAG_NO_DSC host flag * Add IDE_HFLAG_NO_DSC host flag for hosts that doesn't support DSC overlap. * Set it in aec62xx (for ATP850UF only) and hpt34x host drivers. * Convert ide-tape device driver to check for IDE_HFLAG_NO_DSC flag. Acked-by: Sergei Shtylyov Signed-off-by: Bartlomiej Zolnierkiewicz --- drivers/ide/ide-tape.c | 16 ++++------------ 1 file changed, 4 insertions(+), 12 deletions(-) (limited to 'drivers/ide/ide-tape.c') diff --git a/drivers/ide/ide-tape.c b/drivers/ide/ide-tape.c index 65037a8295a..73e41cff373 100644 --- a/drivers/ide/ide-tape.c +++ b/drivers/ide/ide-tape.c @@ -4532,19 +4532,11 @@ static void idetape_setup (ide_drive_t *drive, idetape_tape_t *tape, int minor) spin_lock_init(&tape->spinlock); drive->dsc_overlap = 1; -#ifdef CONFIG_BLK_DEV_IDEPCI - if (HWIF(drive)->pci_dev != NULL) { - /* - * These two ide-pci host adapters appear to need DSC overlap disabled. - * This probably needs further analysis. - */ - if ((HWIF(drive)->pci_dev->device == PCI_DEVICE_ID_ARTOP_ATP850UF) || - (HWIF(drive)->pci_dev->device == PCI_DEVICE_ID_TTI_HPT343)) { - printk(KERN_INFO "ide-tape: %s: disabling DSC overlap\n", tape->name); - drive->dsc_overlap = 0; - } + if (drive->hwif->host_flags & IDE_HFLAG_NO_DSC) { + printk(KERN_INFO "ide-tape: %s: disabling DSC overlap\n", + tape->name); + drive->dsc_overlap = 0; } -#endif /* CONFIG_BLK_DEV_IDEPCI */ /* Seagate Travan drives do not support DSC overlap. */ if (strstr(drive->id->model, "Seagate STT3401")) drive->dsc_overlap = 0; -- cgit