Messages in this thread Patch in this message |  | | | From | Frédéric Brière <> | | Subject | [PATCH 1/2] serial: 8250_pci: add .probe member to struct pci_serial_quirk | | Date | Sun, 29 May 2011 15:08:03 -0400 |
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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@fbriere.net> Cc: Greg Kroah-Hartman <gregkh@suse.de> Cc: Alan Cox <alan@linux.intel.com> Cc: linux-serial@vger.kernel.org Cc: linux-parport@lists.infradead.org --- drivers/tty/serial/8250_pci.c | 9 +++++++++ 1 files changed, 9 insertions(+), 0 deletions(-) diff --git a/drivers/tty/serial/8250_pci.c b/drivers/tty/serial/8250_pci.c index 4b4968a..e6fb67b 100644 --- a/drivers/tty/serial/8250_pci.c +++ b/drivers/tty/serial/8250_pci.c @@ -39,6 +39,7 @@ 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 *, @@ -2581,11 +2582,19 @@ 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); -- 1.7.5.1 -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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