Commit d912be2f authored by Bartlomiej Zolnierkiewicz's avatar Bartlomiej Zolnierkiewicz Committed by Jeff Garzik
Browse files

pata_serverworks: add serverworks_fixup() 



Factor out common code from serverworks_[re]init_one() to
serverworks_fixup().

Signed-off-by: default avatarBartlomiej Zolnierkiewicz <bzolnier@gmail.com>
Signed-off-by: default avatarJeff Garzik <jgarzik@redhat.com>
parent e69a70d9

drivers/ata/pata_serverworks.c

+29 −28
Original line number Diff line number Diff line
@@ -349,6 +349,31 @@ static void serverworks_fixup_ht1000(struct pci_dev *pdev) 
	pci_write_config_byte(pdev, 0x5A, btr);

}



static int serverworks_fixup(struct pci_dev *pdev)

{

	int rc = 0;



	/* Force master latency timer to 64 PCI clocks */

	pci_write_config_byte(pdev, PCI_LATENCY_TIMER, 0x40);



	switch (pdev->device) {

	case PCI_DEVICE_ID_SERVERWORKS_OSB4IDE:

		rc = serverworks_fixup_osb4(pdev);

		break;

	case PCI_DEVICE_ID_SERVERWORKS_CSB5IDE:

		ata_pci_bmdma_clear_simplex(pdev);

		/* fall through */

	case PCI_DEVICE_ID_SERVERWORKS_CSB6IDE:

	case PCI_DEVICE_ID_SERVERWORKS_CSB6IDE2:

		rc = serverworks_fixup_csb(pdev);

		break;

	case PCI_DEVICE_ID_SERVERWORKS_HT1000IDE:

		serverworks_fixup_ht1000(pdev);

		break;

	}



	return rc;

}



static int serverworks_init_one(struct pci_dev *pdev, const struct pci_device_id *id)

{
@@ -386,13 +411,12 @@ static int serverworks_init_one(struct pci_dev *pdev, const struct pci_device_id 
	if (rc)

		return rc;



	/* Force master latency timer to 64 PCI clocks */

	pci_write_config_byte(pdev, PCI_LATENCY_TIMER, 0x40);

	rc = serverworks_fixup(pdev);



	/* OSB4 : South Bridge and IDE */

	if (pdev->device == PCI_DEVICE_ID_SERVERWORKS_OSB4IDE) {

		/* Select non UDMA capable OSB4 if we can't do fixups */

		if ( serverworks_fixup_osb4(pdev) < 0)

		if (rc < 0)

			ppi[0] = &info[1];

	}

	/* setup CSB5/CSB6 : South Bridge and IDE option RAID */
@@ -402,19 +426,13 @@ static int serverworks_init_one(struct pci_dev *pdev, const struct pci_device_id 


		 /* If the returned btr is the newer revision then

		    select the right info block */

		 if (serverworks_fixup_csb(pdev) == 3)

		 if (rc == 3)

		 	ppi[0] = &info[3];



		/* Is this the 3rd channel CSB6 IDE ? */

		if (pdev->device == PCI_DEVICE_ID_SERVERWORKS_CSB6IDE2)

			ppi[1] = &ata_dummy_port_info;

	}

	/* setup HT1000E */

	else if (pdev->device == PCI_DEVICE_ID_SERVERWORKS_HT1000IDE)

		serverworks_fixup_ht1000(pdev);



	if (pdev->device == PCI_DEVICE_ID_SERVERWORKS_CSB5IDE)

		ata_pci_bmdma_clear_simplex(pdev);



	return ata_pci_bmdma_init_one(pdev, ppi, &serverworks_sht, NULL, 0);

}
@@ -429,24 +447,7 @@ static int serverworks_reinit_one(struct pci_dev *pdev) 
	if (rc)

		return rc;



	/* Force master latency timer to 64 PCI clocks */

	pci_write_config_byte(pdev, PCI_LATENCY_TIMER, 0x40);



	switch (pdev->device) {

		case PCI_DEVICE_ID_SERVERWORKS_OSB4IDE:

			serverworks_fixup_osb4(pdev);

			break;

		case PCI_DEVICE_ID_SERVERWORKS_CSB5IDE:

			ata_pci_bmdma_clear_simplex(pdev);

			/* fall through */

		case PCI_DEVICE_ID_SERVERWORKS_CSB6IDE:

		case PCI_DEVICE_ID_SERVERWORKS_CSB6IDE2:

			serverworks_fixup_csb(pdev);

			break;

		case PCI_DEVICE_ID_SERVERWORKS_HT1000IDE:

			serverworks_fixup_ht1000(pdev);

			break;

	}

	(void)serverworks_fixup(pdev);



	ata_host_resume(host);

	return 0;