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Commit 573db6b8 authored by Tejun Heo's avatar Tejun Heo Committed by Jeff Garzik
Browse files

[PATCH] ata_piix: convert pata to new reset mechanism 



Convert ata_piix pata ->phy_reset to new reset mechanism.

Signed-off-by: default avatarTejun Heo <htejun@gmail.com>
Signed-off-by: default avatarJeff Garzik <jgarzik@pobox.com>
parent 56497bd5

drivers/scsi/ata_piix.c

+27 −16
Original line number Diff line number Diff line
@@ -131,7 +131,7 @@ enum { 
static int piix_init_one (struct pci_dev *pdev,

				    const struct pci_device_id *ent);



static void piix_pata_phy_reset(struct ata_port *ap);

static int piix_pata_probe_reset(struct ata_port *ap, unsigned int *classes);

static void piix_sata_phy_reset(struct ata_port *ap);

static void piix_set_piomode (struct ata_port *ap, struct ata_device *adev);

static void piix_set_dmamode (struct ata_port *ap, struct ata_device *adev);
@@ -207,7 +207,7 @@ static const struct ata_port_operations piix_pata_ops = { 
	.exec_command		= ata_exec_command,

	.dev_select		= ata_std_dev_select,



	.phy_reset		= piix_pata_phy_reset,

	.probe_reset		= piix_pata_probe_reset,



	.bmdma_setup		= ata_bmdma_setup,

	.bmdma_start		= ata_bmdma_start,
@@ -258,8 +258,7 @@ static struct ata_port_info piix_port_info[] = { 
	/* ich5_pata */

	{

		.sht		= &piix_sht,

		.host_flags	= ATA_FLAG_SLAVE_POSS | ATA_FLAG_SRST |

				  PIIX_FLAG_CHECKINTR,

		.host_flags	= ATA_FLAG_SLAVE_POSS | PIIX_FLAG_CHECKINTR,

		.pio_mask	= 0x1f,	/* pio0-4 */

#if 0

		.mwdma_mask	= 0x06, /* mwdma1-2 */
@@ -284,7 +283,7 @@ static struct ata_port_info piix_port_info[] = { 
	/* piix4_pata */

	{

		.sht		= &piix_sht,

		.host_flags	= ATA_FLAG_SLAVE_POSS | ATA_FLAG_SRST,

		.host_flags	= ATA_FLAG_SLAVE_POSS,

		.pio_mask	= 0x1f,	/* pio0-4 */

#if 0

		.mwdma_mask	= 0x06, /* mwdma1-2 */
@@ -366,30 +365,42 @@ static void piix_pata_cbl_detect(struct ata_port *ap) 
}



/**

 *	piix_pata_phy_reset - Probe specified port on PATA host controller

 *	@ap: Port to probe

 *	piix_pata_probeinit - probeinit for PATA host controller

 *	@ap: Target port

 *

 *	Probe PATA phy.

 *	Probeinit including cable detection.

 *

 *	LOCKING:

 *	None (inherited from caller).

 */

static void piix_pata_probeinit(struct ata_port *ap)

{

	piix_pata_cbl_detect(ap);

	ata_std_probeinit(ap);

}



static void piix_pata_phy_reset(struct ata_port *ap)

/**

 *	piix_pata_probe_reset - Perform reset on PATA port and classify

 *	@ap: Port to reset

 *	@classes: Resulting classes of attached devices

 *

 *	Reset PATA phy and classify attached devices.

 *

 *	LOCKING:

 *	None (inherited from caller).

 */

static int piix_pata_probe_reset(struct ata_port *ap, unsigned int *classes)

{

	struct pci_dev *pdev = to_pci_dev(ap->host_set->dev);



	if (!pci_test_config_bits(pdev, &piix_enable_bits[ap->hard_port_no])) {

		ata_port_disable(ap);

		printk(KERN_INFO "ata%u: port disabled. ignoring.\n", ap->id);

		return;

		return 0;

	}



	piix_pata_cbl_detect(ap);



	ata_port_probe(ap);



	ata_bus_reset(ap);

	return ata_drive_probe_reset(ap, piix_pata_probeinit,

				     ata_std_softreset, NULL,

				     ata_std_postreset, classes);

}



/**