On Wednesday 05 March 2014, Liviu Dudau wrote:
unsigned long port = -1;
if (!pci_register_io_range(range->cpu_addr, range->size))
port = pci_address_to_pio(range->cpu_addr);
I don't remember the outcome of my suggestion to just return 'port' from pci_register_io_range(). In my mind that would be much simpler than adding the range in a data structure just so we can look it up in the very next line.
Arnd