struct resource *res;
int k;
- if (pdev->num_resources == 0) {
- pfc->num_windows = 0;
- return 0;
- }
+ if (pdev->num_resources == 0)
+ return -EINVAL;
pfc->window = devm_kzalloc(pfc->dev, pdev->num_resources *
sizeof(*pfc->window), GFP_NOWAIT);
unsigned long address)
{
struct sh_pfc_window *window;
- int k;
+ unsigned int i;
/* scan through physical windows and convert address */
- for (k = 0; k < pfc->num_windows; k++) {
- window = pfc->window + k;
+ for (i = 0; i < pfc->num_windows; i++) {
+ window = pfc->window + i;
if (address < window->phys)
continue;
return window->virt + (address - window->phys);
}
- /* no windows defined, register must be 1:1 mapped virt:phys */
- return (void __iomem *)address;
+ BUG();
}
struct sh_pfc_pin *sh_pfc_get_pin(struct sh_pfc *pfc, unsigned int pin)