This function, if present, is called early on by the 8250_pci probe; it
can be used to reject devices meant for parport_serial. (The .init
function cannot be used for this purpose, as it is also called by
parport_serial.)
Signed-off-by: Frédéric Brière <fbriere@xxxxxxxxxxx>
---
drivers/serial/8250_pci.c | 9 +++++++++
1 files changed, 9 insertions(+), 0 deletions(-)
diff --git a/drivers/serial/8250_pci.c b/drivers/serial/8250_pci.c
index 01c012d..d9b9a63 100644
--- a/drivers/serial/8250_pci.c
+++ b/drivers/serial/8250_pci.c
@@ -41,6 +41,7 @@ struct pci_serial_quirk {
u32 device;
u32 subvendor;
u32 subdevice;
+ int (*probe)(struct pci_dev *dev);
int (*init)(struct pci_dev *dev);
int (*setup)(struct serial_private *,
const struct pciserial_board *,
@@ -2470,11 +2471,19 @@ EXPORT_SYMBOL_GPL(pciserial_resume_ports);
static int __devinit
pciserial_init_one(struct pci_dev *dev, const struct pci_device_id *ent)
{
+ struct pci_serial_quirk *quirk;
struct serial_private *priv;
const struct pciserial_board *board;
struct pciserial_board tmp;
int rc;
+ quirk = find_quirk(dev);
+ if (quirk->probe) {
+ rc = quirk->probe(dev);
+ if (rc)
+ return rc;
+ }
+
if (ent->driver_data >= ARRAY_SIZE(pci_boards)) {
printk(KERN_ERR "pci_init_one: invalid driver_data: %ld\n",
ent->driver_data);
--
1.7.1
--
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