[PATCH 1/7] media: solo6x10: Use pcim functions

From: Ricardo Ribalda
Date: Thu Apr 11 2024 - 17:18:19 EST


Instead of handling manually the release of the memory regions let devm
do that for us.

Makes smatch happy:
drivers/media/pci/solo6x10/solo6x10-core.c:631 solo_pci_probe() warn: 'pdev' from pci_request_regions() not released on lines: 631.

Signed-off-by: Ricardo Ribalda <ribalda@xxxxxxxxxxxx>
---
drivers/media/pci/solo6x10/solo6x10-core.c | 11 ++---------
1 file changed, 2 insertions(+), 9 deletions(-)

diff --git a/drivers/media/pci/solo6x10/solo6x10-core.c b/drivers/media/pci/solo6x10/solo6x10-core.c
index 6d87fbb0ee04a..abf30b7609e17 100644
--- a/drivers/media/pci/solo6x10/solo6x10-core.c
+++ b/drivers/media/pci/solo6x10/solo6x10-core.c
@@ -145,10 +145,8 @@ static void free_solo_dev(struct solo_dev *solo_dev)
/* Now cleanup the PCI device */
solo_irq_off(solo_dev, ~0);
free_irq(pdev->irq, solo_dev);
- pci_iounmap(pdev, solo_dev->reg_base);
}

- pci_release_regions(pdev);
pci_disable_device(pdev);
v4l2_device_unregister(&solo_dev->v4l2_dev);
pci_set_drvdata(pdev, NULL);
@@ -480,15 +478,10 @@ static int solo_pci_probe(struct pci_dev *pdev, const struct pci_device_id *id)
pci_write_config_byte(pdev, 0x40, 0x00);
pci_write_config_byte(pdev, 0x41, 0x00);

- ret = pci_request_regions(pdev, SOLO6X10_NAME);
+ ret = pcim_iomap_regions(pdev, BIT(0), SOLO6X10_NAME);
if (ret)
goto fail_probe;
-
- solo_dev->reg_base = pci_ioremap_bar(pdev, 0);
- if (solo_dev->reg_base == NULL) {
- ret = -ENOMEM;
- goto fail_probe;
- }
+ solo_dev->reg_base = pcim_iomap_table(pdev)[0];

chip_id = solo_reg_read(solo_dev, SOLO_CHIP_OPTION) &
SOLO_CHIP_ID_MASK;

--
2.44.0.683.g7961c838ac-goog