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Commit 17c5aab5 authored by Mark Lord's avatar Mark Lord Committed by Jeff Garzik
Browse files

sata_mv cosmetics 



More cosmetic cleanups to unclutter the changes needed for PMP support.

Signed-off-by: default avatarMark Lord <mlord@pobox.com>
Signed-off-by: default avatarJeff Garzik <jgarzik@redhat.com>
parent 0d8be5cb

drivers/ata/sata_mv.c

+19 −13
Original line number Diff line number Diff line
@@ -224,14 +224,20 @@ enum { 
	SATA_STATUS_OFS		= 0x300,  /* ctrl, err regs follow status */

	SATA_ACTIVE_OFS		= 0x350,

	SATA_FIS_IRQ_CAUSE_OFS	= 0x364,



	LTMODE_OFS		= 0x30c,

	LTMODE_BIT8		= (1 << 8),	/* unknown, but necessary */



	PHY_MODE3		= 0x310,

	PHY_MODE4		= 0x314,

	PHY_MODE2		= 0x330,

	SATA_IFCTL_OFS		= 0x344,

	SATA_IFSTAT_OFS		= 0x34c,

	VENDOR_UNIQUE_FIS_OFS	= 0x35c,



	FIS_CFG_OFS		= 0x360,

	FIS_CFG_SINGLE_SYNC	= (1 << 16),	/* SYNC on DMA activation */



	MV5_PHY_MODE		= 0x74,

	MV5_LT_MODE		= 0x30,

	MV5_PHY_CTL		= 0x0C,
@@ -1377,7 +1383,8 @@ static unsigned int mv_qc_issue(struct ata_queued_cmd *qc) 


	if ((qc->tf.protocol != ATA_PROT_DMA) &&

	    (qc->tf.protocol != ATA_PROT_NCQ)) {

		/* We're about to send a non-EDMA capable command to the

		/*

		 * We're about to send a non-EDMA capable command to the

		 * port.  Turn off EDMA so there won't be problems accessing

		 * shadow block, etc registers.

		 */
@@ -2293,14 +2300,13 @@ static int mv_hardreset(struct ata_link *link, unsigned int *class, 


	/* Workaround for errata FEr SATA#10 (part 2) */

	do {

		const unsigned long *timing = sata_ehc_deb_timing(&link->eh_context);

		const unsigned long *timing =

				sata_ehc_deb_timing(&link->eh_context);



		rc = sata_link_hardreset(link, timing, deadline + extra, &online, NULL);

		if (rc) {

			ata_link_printk(link, KERN_ERR,

					"COMRESET failed (errno=%d)\n", rc);

		rc = sata_link_hardreset(link, timing, deadline + extra,

					 &online, NULL);

		if (rc)

			return rc;

		}

		sata_scr_read(link, SCR_STATUS, &sstatus);

		if (!IS_GEN_I(hpriv) && ++attempts >= 5 && sstatus == 0x121) {

			/* Force 1.5gb/s link speed and try again */
@@ -2310,7 +2316,7 @@ static int mv_hardreset(struct ata_link *link, unsigned int *class, 
		}

	} while (sstatus != 0x0 && sstatus != 0x113 && sstatus != 0x123);



	return online ? -EAGAIN : rc;

	return rc;

}



static void mv_eh_freeze(struct ata_port *ap)
@@ -2975,7 +2981,7 @@ MODULE_DESCRIPTION("SCSI low-level driver for Marvell SATA controllers"); 
MODULE_LICENSE("GPL");

MODULE_DEVICE_TABLE(pci, mv_pci_tbl);

MODULE_VERSION(DRV_VERSION);

MODULE_ALIAS("platform:sata_mv");

MODULE_ALIAS("platform:" DRV_NAME);



#ifdef CONFIG_PCI

module_param(msi, int, 0444);