If pci_disable_device() isn't called when the driver is removed, then
the next time when it is loaded the irq isn't found.
I'm pretty sure this used to work in the past, but calling pci_disable_device()
is clearly the correct method and this makes it work again.
Signed-off-by: Hans Verkuil <hans.verk...@cisco.com>
---
diff --git a/drivers/media/pci/bt8xx/bttv-driver.c
b/drivers/media/pci/bt8xx/bttv-driver.c
index 4ec2a3c..cdf8d2e 100644
--- a/drivers/media/pci/bt8xx/bttv-driver.c
+++ b/drivers/media/pci/bt8xx/bttv-driver.c
@@ -4267,6 +4267,7 @@ fail0:
iounmap(btv->bt848_mmio);
release_mem_region(pci_resource_start(btv->c.pci,0),
pci_resource_len(btv->c.pci,0));
+ pci_disable_device(btv->c.pci);
return result;
}
@@ -4310,6 +4311,7 @@ static void bttv_remove(struct pci_dev *pci_dev)
iounmap(btv->bt848_mmio);
release_mem_region(pci_resource_start(btv->c.pci,0),
pci_resource_len(btv->c.pci,0));
+ pci_disable_device(btv->c.pci);
v4l2_device_unregister(&btv->c.v4l2_dev);
bttvs[btv->c.nr] = NULL;
--
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