From 6029336426a2b43e4bc6f4a84be8789a047d139e Mon Sep 17 00:00:00 2001 From: Joao Ramos Date: Sun, 17 May 2009 17:22:54 +0200 Subject: [PATCH] ide: try to use PIO Mode 0 during probe if possible Initially set PIO Mode 0 for all host drivers that have a 'set_pio_mode' method before the IDE core figures out the most suited PIO mode for the attached device. Signed-off-by: Joao Ramos Cc: Sergei Shtylyov Signed-off-by: Bartlomiej Zolnierkiewicz --- drivers/ide/ide-probe.c | 9 +++++++++ 1 file changed, 9 insertions(+) diff --git a/drivers/ide/ide-probe.c b/drivers/ide/ide-probe.c index 7f264ed1141b..b609a581df44 100644 --- a/drivers/ide/ide-probe.c +++ b/drivers/ide/ide-probe.c @@ -1032,6 +1032,15 @@ static void ide_port_init_devices(ide_hwif_t *hwif) if (port_ops && port_ops->init_dev) port_ops->init_dev(drive); } + + ide_port_for_each_dev(i, drive, hwif) { + /* + * default to PIO Mode 0 before we figure out + * the most suited mode for the attached device + */ + if (port_ops && port_ops->set_pio_mode) + port_ops->set_pio_mode(drive, 0); + } } static void ide_init_port(ide_hwif_t *hwif, unsigned int port,