media: zoran: use pci_request_regions

Use pci_request_regions so now we can see zoran in /proc/iomem.
Signed-off-by: Corentin Labbe <clabbe@baylibre.com>
Signed-off-by: Hans Verkuil <hverkuil-cisco@xs4all.nl>
Signed-off-by: Mauro Carvalho Chehab <mchehab+huawei@kernel.org>

drivers/staging/media/zoran/zoran_card.c

@@ -1011,6 +1011,7 @@ static void zoran_remove(struct pci_dev *pdev)
 	/* unmap and free memory */
 	dma_free_coherent(&zr->pci_dev->dev, BUZ_NUM_STAT_COM * sizeof(u32), zr->stat_com, zr->p_sc);
 	iounmap(zr->zr36057_mem);
+	pci_release_regions(pdev);
 	pci_disable_device(zr->pci_dev);
 	video_unregister_device(zr->video_dev);
 exit_free:
@@ -1160,10 +1161,14 @@ static int zoran_probe(struct pci_dev *pdev, const struct pci_device_id *ent)
 	snprintf(ZR_DEVNAME(zr), sizeof(ZR_DEVNAME(zr)), "%s[%u]",
 		 zr->card.name, zr->id);
 
+	err = pci_request_regions(pdev, ZR_DEVNAME(zr));
+	if (err)
+		goto zr_unreg;
+
 	zr->zr36057_mem = pci_ioremap_bar(zr->pci_dev, 0);
 	if (!zr->zr36057_mem) {
 		pci_err(pdev, "%s() - ioremap failed\n", __func__);
-		goto zr_unreg;
+		goto zr_pci_release;
 	}
 
 	result = pci_request_irq(pdev, 0, zoran_irq, NULL, zr, ZR_DEVNAME(zr));
@@ -1281,6 +1286,8 @@ static int zoran_probe(struct pci_dev *pdev, const struct pci_device_id *ent)
 	pci_free_irq(zr->pci_dev, 0, zr);
 zr_unmap:
 	iounmap(zr->zr36057_mem);
+zr_pci_release:
+	pci_release_regions(pdev);
 zr_unreg:
 	v4l2_ctrl_handler_free(&zr->hdl);
 	v4l2_device_unregister(&zr->v4l2_dev);