On Friday, December 13, 2013 5:01 AM, Ian Abbott wrote: > > At some point, Measurement Computing / ComputerBoards redesigned the > PCI-DIO48H to use a PLX PCI interface chip instead of an AMCC chip. > This meant they had to put their hardware registers in the PCI BAR 2 > region instead of PCI BAR 1. Unfortunately, they kept the same PCI > device ID for the new design. This means the driver recognizes the > newer cards, but doesn't work (and is likely to screw up the local > configuration registers of the PLX chip) because it's using the wrong > region. > > Since the PCI subvendor and subdevice IDs were both zero on the old > design, but are the same as the vendor and device on the new design, we > can tell the old design and new design apart easily enough. Split the > existing entry for the PCI-DIO48H in `pci_8255_boards[]` into two new > entries, referenced by different entries in the PCI device ID table > `pci_8255_pci_table[]`. Use the same board name for both entries. > > Signed-off-by: Ian Abbott <abbotti@xxxxxxxxx> > --- > Cc: <stable@xxxxxxxxxxxxxxx> # 3.10.y # 3.11.y # 3.12.y # 3.13.y > --- > drivers/staging/comedi/drivers/8255_pci.c | 15 ++++++++++++--- > 1 file changed, 12 insertions(+), 3 deletions(-) Thanks, Acked-by: H Hartley Sweeten <hsweeten@xxxxxxxxxxxxxxxxxxx> -- To unsubscribe from this list: send the line "unsubscribe stable" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html