From: Jeff Garzik <jgarzik@pobox.com>
Date: Mon, 20 Feb 2006 10:13:31 +0000 (-0500)
Subject: Merge branch 'upstream'
X-Git-Tag: firefly_0821_release~35456^2~98^2~13^2~41
X-Git-Url: http://demsky.eecs.uci.edu/git/?a=commitdiff_plain;h=ff607748590fba14aecedb0d50edc4ada98d4302;p=firefly-linux-kernel-4.4.55.git

Merge branch 'upstream'
---

ff607748590fba14aecedb0d50edc4ada98d4302
diff --cc drivers/scsi/sata_vsc.c
index 976a6b124af9,b574379a7a82..2d448e84889c
--- a/drivers/scsi/sata_vsc.c
+++ b/drivers/scsi/sata_vsc.c
@@@ -201,13 -214,28 +214,27 @@@ static irqreturn_t vsc_sata_interrupt (
  			struct ata_port *ap;
  
  			ap = host_set->ports[i];
- 			if (ap &&
- 			    !(ap->flags & ATA_FLAG_PORT_DISABLED)) {
+ 
+ 			if (is_vsc_sata_int_err(i, int_status)) {
+ 				u32 err_status;
+ 				printk(KERN_DEBUG "%s: ignoring interrupt(s)\n", __FUNCTION__);
+ 				err_status = ap ? vsc_sata_scr_read(ap, SCR_ERROR) : 0;
+ 				vsc_sata_scr_write(ap, SCR_ERROR, err_status);
+ 				handled++;
+ 			}
+ 
 -			if (ap && !(ap->flags &
 -				    (ATA_FLAG_PORT_DISABLED|ATA_FLAG_NOINTR))) {
++			if (ap && !(ap->flags & ATA_FLAG_PORT_DISABLED)) {
  				struct ata_queued_cmd *qc;
  
  				qc = ata_qc_from_tag(ap, ap->active_tag);
 -				if (qc && (!(qc->tf.ctl & ATA_NIEN))) {
 +				if (qc && (!(qc->tf.flags & ATA_TFLAG_POLLING)))
  					handled += ata_host_intr(ap, qc);
+ 				} else {
+ 					printk(KERN_DEBUG "%s: ignoring interrupt(s)\n", __FUNCTION__);
+ 					ata_chk_status(ap);
+ 					handled++;
+ 				}
+ 
  			}
  		}
  	}