From d92f1a2829dbe29c644569a3b64a021e4d90005d Mon Sep 17 00:00:00 2001 From: Bartlomiej Zolnierkiewicz Date: Sat, 26 Apr 2008 22:25:18 +0200 Subject: ide: manage I/O resources in ide_legacy_init_one() * Tell IDE layer to not manage resources by setting hwif->mmio flag. * Use {request,release}_region() for resources management. * Set ->name field of 'struct ide_port_info' instances in legacy VLB host drivers and use driver name for resources management. Signed-off-by: Bartlomiej Zolnierkiewicz --- drivers/ide/ide-probe.c | 14 ++++++++++++++ 1 file changed, 14 insertions(+) (limited to 'drivers/ide/ide-probe.c') diff --git a/drivers/ide/ide-probe.c b/drivers/ide/ide-probe.c index e299c80c6a5..670d7f9ccf0 100644 --- a/drivers/ide/ide-probe.c +++ b/drivers/ide/ide-probe.c @@ -1648,12 +1648,26 @@ static void ide_legacy_init_one(u8 *idx, hw_regs_t *hw, u8 port_no, irq = 15; } + if (!request_region(base, 8, d->name)) { + printk(KERN_ERR "%s: I/O resource 0x%lX-0x%lX not free.\n", + d->name, base, base + 7); + return; + } + + if (!request_region(ctl, 1, d->name)) { + printk(KERN_ERR "%s: I/O resource 0x%lX not free.\n", + d->name, ctl); + release_region(base, 8); + return; + } + ide_std_init_ports(hw, base, ctl); hw->irq = irq; hwif = ide_find_port_slot(d); if (hwif) { ide_init_port_hw(hwif, hw); + hwif->mmio = 1; if (config) hwif->config_data = config; idx[port_no] = hwif->index; -- cgit v1.2.3