diff --git a/drivers/media/video/zoran/zoran.h b/drivers/media/video/zoran/zoran.h
index 7273abf5eb4603d629e7eb3b0ac404ed39ea81b2..e873a916250f4dbfbca98370413eb064a9c3f81b 100644
--- a/drivers/media/video/zoran/zoran.h
+++ b/drivers/media/video/zoran/zoran.h
@@ -400,7 +400,6 @@ struct zoran {
 	char name[32];		/* name of this device */
 	struct pci_dev *pci_dev;	/* PCI device */
 	unsigned char revision;	/* revision of zr36057 */
-	unsigned int zr36057_adr;	/* bus address of IO mem returned by PCI BIOS */
 	unsigned char __iomem *zr36057_mem;/* pointer to mapped IO memory */
 
 	spinlock_t spinlock;	/* Spinlock */
@@ -489,16 +488,10 @@ struct zoran {
 	wait_queue_head_t test_q;
 };
 
-/*The following should be done in more portable way. It depends on define
-  of _ALPHA_BUZ in the Makefile.*/
-
-#ifdef _ALPHA_BUZ
-#define btwrite(dat,adr)    writel((dat), zr->zr36057_adr+(adr))
-#define btread(adr)         readl(zr->zr36057_adr+(adr))
-#else
+/* There was something called _ALPHA_BUZ that used the PCI address instead of
+ * the kernel iomapped address for btread/btwrite.  */
 #define btwrite(dat,adr)    writel((dat), zr->zr36057_mem+(adr))
 #define btread(adr)         readl(zr->zr36057_mem+(adr))
-#endif
 
 #define btand(dat,adr)      btwrite((dat) & btread(adr), adr)
 #define btor(dat,adr)       btwrite((dat) | btread(adr), adr)
diff --git a/drivers/media/video/zoran/zoran_card.c b/drivers/media/video/zoran/zoran_card.c
index 7b73d83e127305899f2e60b004cbf741412d8aba..5d2f090aa0f82c12aa3adec4daed69bffea4d63a 100644
--- a/drivers/media/video/zoran/zoran_card.c
+++ b/drivers/media/video/zoran/zoran_card.c
@@ -1297,14 +1297,13 @@ static int __devinit zoran_probe(struct pci_dev *pdev,
 	mutex_init(&zr->resource_lock);
 	if (pci_enable_device(pdev))
 		goto zr_free_mem;
-	zr->zr36057_adr = pci_resource_start(zr->pci_dev, 0);
 	pci_read_config_byte(zr->pci_dev, PCI_CLASS_REVISION, &zr->revision);
 
 	dprintk(1,
 		KERN_INFO
-		"%s: Zoran ZR360%c7 (rev %d), irq: %d, memory: 0x%08x\n",
+		"%s: Zoran ZR360%c7 (rev %d), irq: %d, memory: 0x%08llx\n",
 		ZR_DEVNAME(zr), zr->revision < 2 ? '5' : '6', zr->revision,
-		zr->pci_dev->irq, zr->zr36057_adr);
+		zr->pci_dev->irq, (uint64_t)pci_resource_start(zr->pci_dev, 0));
 	if (zr->revision >= 2) {
 		dprintk(1,
 			KERN_INFO
@@ -1359,12 +1358,12 @@ static int __devinit zoran_probe(struct pci_dev *pdev,
 	snprintf(ZR_DEVNAME(zr), sizeof(ZR_DEVNAME(zr)),
 		 "%s[%u]", zr->card.name, zr->id);
 
-	zr->zr36057_mem = ioremap_nocache(zr->zr36057_adr, 0x1000);
+	zr->zr36057_mem = pci_ioremap_bar(zr->pci_dev, 0);
 	if (!zr->zr36057_mem) {
 		dprintk(1,
 			KERN_ERR
-			"%s: find_zr36057() - ioremap failed\n",
-			ZR_DEVNAME(zr));
+			"%s: %s() - ioremap failed\n",
+			ZR_DEVNAME(zr), __func__);
 		goto zr_free_mem;
 	}