[libata] minor stuff

* now that ATAPI is close to working, making ATAPI DMA interrupts
  in ata_host_intr
* remove unnecessary space character in printk() output (oh, the horror)

drivers/scsi/libata-core.c

@@ -1155,7 +1155,7 @@ static void ata_dev_identify(struct ata_port *ap, unsigned int device)
 		ap->host->max_cmd_len = 16;
 
 		/* print device info to dmesg */
-		printk(KERN_INFO "ata%u: dev %u ATA, max %s, %Lu sectors: %s\n",
+		printk(KERN_INFO "ata%u: dev %u ATA, max %s, %Lu sectors:%s\n",
 		       ap->id, device,
 		       ata_udma_string(udma_modes),
 		       (unsigned long long)dev->n_sectors,
@@ -2660,6 +2660,7 @@ inline unsigned int ata_host_intr (struct ata_port *ap,
 
 	switch (qc->tf.protocol) {
 	case ATA_PROT_DMA:
+	case ATA_PROT_ATAPI_DMA:
 		if (ap->flags & ATA_FLAG_MMIO) {
 			void *mmio = (void *) ap->ioaddr.bmdma_addr;
 			host_stat = readb(mmio + ATA_DMA_STATUS);