PCI example added

1 files changed, 21 insertions, 0 deletions

diff --git a/kernel-devel/module-basics/vain_pci/vain_pci_4.c b/kernel-devel/module-basics/vain_pci/vain_pci_4.c
new file mode 100644
index 0000000..f238f22
--- /dev/null
+++ b/kernel-devel/module-basics/vain_pci/vain_pci_4.c
@@ -0,0 +1,21 @@
+err_rel_regs:
+	pci_release_regions(pdev);
+err_disable_device:
+	pci_disable_device(pdev);
+err_free:
+	kfree(info);
+
+	return ret;
+}
+
+static void __devexit vain_pci_remove(struct pci_dev *pdev)
+{
+	struct vain_pci_info *info = pci_get_drvdata(pdev);
+
+	iounmap(info->base);
+	pci_release_regions(pdev);
+	pci_disable_device(pdev);
+	pci_set_drvdata(pdev, NULL);
+
+	kfree (info);
+}