[PATCH RFT/RFC v2 30/47] staging: media: zoran: use pci_request_regions
From: Corentin Labbe
Date: Fri Sep 25 2020 - 14:34:16 EST
Use pci_request_regions so now we can see zoran in /proc/iomem.
Signed-off-by: Corentin Labbe <clabbe@xxxxxxxxxxxx>
---
drivers/staging/media/zoran/zoran_card.c | 9 ++++++++-
1 file changed, 8 insertions(+), 1 deletion(-)
diff --git a/drivers/staging/media/zoran/zoran_card.c b/drivers/staging/media/zoran/zoran_card.c
index a3e7b0027d69..f4639324bace 100644
--- a/drivers/staging/media/zoran/zoran_card.c
+++ b/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);
--
2.26.2