1 files changed, 5 insertions, 20 deletions

diff --git a/drivers/scsi/sata_sx4.c b/drivers/scsi/sata_sx4.c
index bc87c16c80d2..9f8a76815402 100644
--- a/drivers/scsi/sata_sx4.c
+++ b/drivers/scsi/sata_sx4.c
@@ -174,7 +174,7 @@ static void pdc20621_get_from_dimm(struct ata_probe_ent *pe,
 static void pdc20621_put_to_dimm(struct ata_probe_ent *pe,
 				 void *psource, u32 offset, u32 size);
 static void pdc20621_irq_clear(struct ata_port *ap);
-static int pdc20621_qc_issue_prot(struct ata_queued_cmd *qc);
+static unsigned int pdc20621_qc_issue_prot(struct ata_queued_cmd *qc);
 
 
 static struct scsi_host_template pdc_sata_sht = {
@@ -182,11 +182,11 @@ static struct scsi_host_template pdc_sata_sht = {
 	.name			= DRV_NAME,
 	.ioctl			= ata_scsi_ioctl,
 	.queuecommand		= ata_scsi_queuecmd,
+	.eh_timed_out		= ata_scsi_timed_out,
 	.eh_strategy_handler	= ata_scsi_error,
 	.can_queue		= ATA_DEF_QUEUE,
 	.this_id		= ATA_SHT_THIS_ID,
 	.sg_tablesize		= LIBATA_MAX_PRD,
-	.max_sectors		= ATA_MAX_SECTORS,
 	.cmd_per_lun		= ATA_SHT_CMD_PER_LUN,
 	.emulated		= ATA_SHT_EMULATED,
 	.use_clustering		= ATA_SHT_USE_CLUSTERING,
@@ -460,7 +460,7 @@ static void pdc20621_dma_prep(struct ata_queued_cmd *qc)
 	unsigned int i, idx, total_len = 0, sgt_len;
 	u32 *buf = (u32 *) &pp->dimm_buf[PDC_DIMM_HEADER_SZ];
 
-	assert(qc->flags & ATA_QCFLAG_DMAMAP);
+	WARN_ON(!(qc->flags & ATA_QCFLAG_DMAMAP));
 
 	VPRINTK("ata%u: ENTER\n", ap->id);
 
@@ -678,7 +678,7 @@ static void pdc20621_packet_start(struct ata_queued_cmd *qc)
 	}
 }
 
-static int pdc20621_qc_issue_prot(struct ata_queued_cmd *qc)
+static unsigned int pdc20621_qc_issue_prot(struct ata_queued_cmd *qc)
 {
 	switch (qc->tf.protocol) {
 	case ATA_PROT_DMA:
@@ -866,26 +866,12 @@ static void pdc_eng_timeout(struct ata_port *ap)
 	spin_lock_irqsave(&host_set->lock, flags);
 
 	qc = ata_qc_from_tag(ap, ap->active_tag);
-	if (!qc) {
-		printk(KERN_ERR "ata%u: BUG: timeout without command\n",
-		       ap->id);
-		goto out;
-	}
-
-	/* hack alert!  We cannot use the supplied completion
-	 * function from inside the ->eh_strategy_handler() thread.
-	 * libata is the only user of ->eh_strategy_handler() in
-	 * any kernel, so the default scsi_done() assumes it is
-	 * not being called from the SCSI EH.
-	 */
-	qc->scsidone = scsi_finish_command;
 
 	switch (qc->tf.protocol) {
 	case ATA_PROT_DMA:
 	case ATA_PROT_NODATA:
 		printk(KERN_ERR "ata%u: command timeout\n", ap->id);
 		qc->err_mask |= __ac_err_mask(ata_wait_idle(ap));
-		ata_qc_complete(qc);
 		break;
 
 	default:
@@ -895,12 +881,11 @@ static void pdc_eng_timeout(struct ata_port *ap)
 		       ap->id, qc->tf.command, drv_stat);
 
 		qc->err_mask |= ac_err_mask(drv_stat);
-		ata_qc_complete(qc);
 		break;
 	}
 
-out:
 	spin_unlock_irqrestore(&host_set->lock, flags);
+	ata_eh_qc_complete(qc);
 	DPRINTK("EXIT\n");
 }