Staging: phison: port code to work properly with latest libata

This brings the driver up to modern times so that it can build and run
properly with the in-tree libata code.

Cc: Evan Ko <evan_ko@phison.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>

drivers/staging/phison/phison.c

@@ -39,69 +39,20 @@ static int phison_pre_reset(struct ata_link *link, unsigned long deadline)
 	return ret;
 }
 
-static void phison_error_handler(struct ata_port *ap)
-{
-	dev_dbg(ap->dev, "phison_error_handler()\n");
-	return ata_bmdma_drive_eh(ap, phison_pre_reset,
-				  ata_std_softreset, NULL,
-				  ata_std_postreset);
-}
-
 static struct scsi_host_template phison_sht = {
-	.module			= THIS_MODULE,
-	.name			= DRV_NAME,
-	.ioctl			= ata_scsi_ioctl,
-	.queuecommand	= ata_scsi_queuecmd,
-	.can_queue		= ATA_DEF_QUEUE,
-	.this_id		= ATA_SHT_THIS_ID,
-	.sg_tablesize	= LIBATA_MAX_PRD,
-	.cmd_per_lun	= ATA_SHT_CMD_PER_LUN,
-	.emulated		= ATA_SHT_EMULATED,
-	.use_clustering	= ATA_SHT_USE_CLUSTERING,
-	.proc_name		= DRV_NAME,
-	.dma_boundary	= ATA_DMA_BOUNDARY,
-	.slave_configure	= ata_scsi_slave_config,
-	.slave_destroy	= ata_scsi_slave_destroy,
-	/* Use standard CHS mapping rules */
-	.bios_param		= ata_std_bios_param,
+	ATA_BMDMA_SHT(DRV_NAME),
 };
 
-static const struct ata_port_operations phison_ops = {
-	/* Task file is PCI ATA format, use helpers */
-	.tf_load		= ata_tf_load,
-	.tf_read		= ata_tf_read,
-	.check_status		= ata_check_status,
-	.exec_command		= ata_exec_command,
-	.dev_select		= ata_std_dev_select,
-
-	.freeze			= ata_bmdma_freeze,
-	.thaw			= ata_bmdma_thaw,
-	.error_handler		= phison_error_handler,
-	.post_internal_cmd	= ata_bmdma_post_internal_cmd,
-
-	/* BMDMA handling is PCI ATA format, use helpers */
-	.bmdma_setup		= ata_bmdma_setup,
-	.bmdma_start		= ata_bmdma_start,
-	.bmdma_stop		= ata_bmdma_stop,
-	.bmdma_status		= ata_bmdma_status,
-	.qc_prep		= ata_qc_prep,
-	.qc_issue		= ata_qc_issue_prot,
-	.data_xfer		= ata_data_xfer,
-
-	/* IRQ-related hooks */
-	.irq_handler		= ata_interrupt,
-	.irq_clear		= ata_bmdma_irq_clear,
-	.irq_on			= ata_irq_on,
-
-	/* Generic PATA PCI ATA helpers */
-	.port_start		= ata_port_start,
+static struct ata_port_operations phison_ops = {
+	.inherits		= &ata_bmdma_port_ops,
+	.prereset		= phison_pre_reset,
 };
 
 static int phison_init_one(struct pci_dev *pdev, const struct pci_device_id *id)
 {
+	int ret;
 	struct ata_port_info info = {
-		.sht		= &phison_sht,
-		.flags	= ATA_FLAG_NO_ATAPI,
+		.flags		= ATA_FLAG_NO_ATAPI,
 
 		.pio_mask	= 0x1f,
 		.mwdma_mask	= 0x07,
@@ -109,11 +60,9 @@ static int phison_init_one(struct pci_dev *pdev, const struct pci_device_id *id)
 
 		.port_ops	= &phison_ops,
 	};
-	int ret;
-
 	const struct ata_port_info *ppi[] = { &info, NULL };
 
-	ret = ata_pci_init_one(pdev, ppi);
+	ret = ata_pci_sff_init_one(pdev, ppi, &phison_sht, NULL);
 
 	dev_dbg(&pdev->dev, "phison_init_one(), ret = %x\n", ret);