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Commit df87f344 authored by Linus Torvalds's avatar Linus Torvalds
Browse files

Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/ide-2.6 

* git://git.kernel.org/pub/scm/linux/kernel/git/davem/ide-2.6:
  Revert "Revert "ide: try to use PIO Mode 0 during probe if possible""
  sis5513: fix PIO setup for ATAPI devices
parents 385c51d6 032665a2

drivers/ide/ide-probe.c

+9 −0
Original line number Original line Diff line number Diff line
@@ -1046,6 +1046,15 @@ static void ide_port_init_devices(ide_hwif_t *hwif) 
		if (port_ops && port_ops->init_dev)

		if (port_ops && port_ops->init_dev)

			port_ops->init_dev(drive);

			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,

static void ide_init_port(ide_hwif_t *hwif, unsigned int port,

drivers/ide/sis5513.c

+6 −4
Original line number Original line Diff line number Diff line
@@ -2,7 +2,7 @@ 
 * Copyright (C) 1999-2000	Andre Hedrick <andre@linux-ide.org>

 * Copyright (C) 1999-2000	Andre Hedrick <andre@linux-ide.org>

 * Copyright (C) 2002		Lionel Bouton <Lionel.Bouton@inet6.fr>, Maintainer

 * Copyright (C) 2002		Lionel Bouton <Lionel.Bouton@inet6.fr>, Maintainer

 * Copyright (C) 2003		Vojtech Pavlik <vojtech@suse.cz>

 * Copyright (C) 2003		Vojtech Pavlik <vojtech@suse.cz>

 * Copyright (C) 2007		Bartlomiej Zolnierkiewicz

 * Copyright (C) 2007-2009	Bartlomiej Zolnierkiewicz

 *

 *

 * May be copied or modified under the terms of the GNU General Public License

 * May be copied or modified under the terms of the GNU General Public License

 *

 *
@@ -281,11 +281,13 @@ static void config_drive_art_rwp(ide_drive_t *drive) 




	pci_read_config_byte(dev, 0x4b, &reg4bh);

	pci_read_config_byte(dev, 0x4b, &reg4bh);





	rw_prefetch = reg4bh & ~(0x11 << drive->dn);



	if (drive->media == ide_disk)

	if (drive->media == ide_disk)

		rw_prefetch = 0x11 << drive->dn;

		rw_prefetch |= 0x11 << drive->dn;





	if ((reg4bh & (0x11 << drive->dn)) != rw_prefetch)

	if (reg4bh != rw_prefetch)

		pci_write_config_byte(dev, 0x4b, reg4bh|rw_prefetch);

		pci_write_config_byte(dev, 0x4b, rw_prefetch);

}

}





static void sis_set_pio_mode(ide_drive_t *drive, const u8 pio)

static void sis_set_pio_mode(ide_drive_t *drive, const u8 pio)