Commit ab81a505 authored by Bartlomiej Zolnierkiewicz's avatar Bartlomiej Zolnierkiewicz Committed by Jeff Garzik
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pata_hpt37x: unify ->pre_reset methods 



We can use the same ->pre_reset method for all HPT37x chipsets now.

Signed-off-by: default avatarBartlomiej Zolnierkiewicz <bzolnier@gmail.com>
Signed-off-by: default avatarJeff Garzik <jgarzik@redhat.com>
parent 9e87be9e

drivers/ata/pata_hpt37x.c

+2 −21
Original line number Diff line number Diff line
@@ -360,7 +360,7 @@ static int hpt374_fn1_cable_detect(struct ata_port *ap) 
 *	@link: ATA link to reset

 *	@deadline: deadline jiffies for the operation

 *

 *	Perform the initial reset handling for the 370/372 and 374 func 0

 *	Perform the initial reset handling for the HPT37x.

 */



static int hpt37x_pre_reset(struct ata_link *link, unsigned long deadline)
@@ -381,25 +381,6 @@ static int hpt37x_pre_reset(struct ata_link *link, unsigned long deadline) 
	return ata_sff_prereset(link, deadline);

}



static int hpt374_fn1_pre_reset(struct ata_link *link, unsigned long deadline)

{

	static const struct pci_bits hpt37x_enable_bits[] = {

		{ 0x50, 1, 0x04, 0x04 },

		{ 0x54, 1, 0x04, 0x04 }

	};

	struct ata_port *ap = link->ap;

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



	if (!pci_test_config_bits(pdev, &hpt37x_enable_bits[ap->port_no]))

		return -ENOENT;



	/* Reset the state machine */

	pci_write_config_byte(pdev, 0x50 + 4 * ap->port_no, 0x37);

	udelay(100);



	return ata_sff_prereset(link, deadline);

}



/**

 *	hpt370_set_piomode		-	PIO setup

 *	@ap: ATA interface
@@ -646,7 +627,7 @@ static struct ata_port_operations hpt372_port_ops = { 
static struct ata_port_operations hpt374_fn1_port_ops = {

	.inherits	= &hpt372_port_ops,

	.cable_detect	= hpt374_fn1_cable_detect,

	.prereset	= hpt374_fn1_pre_reset,

	.prereset	= hpt37x_pre_reset,

};



/**