diff options
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/serial/sunhv.c | 35 |
1 files changed, 18 insertions, 17 deletions
diff --git a/drivers/serial/sunhv.c b/drivers/serial/sunhv.c index f137804b3133..ba22e256c6f7 100644 --- a/drivers/serial/sunhv.c +++ b/drivers/serial/sunhv.c @@ -427,31 +427,32 @@ static int __init hv_console_compatible(char *buf, int len) static unsigned int __init get_interrupt(void) { - const char *cons_str = "console"; - const char *compat_str = "compatible"; - int node = prom_getchild(sun4v_vdev_root); - char buf[64]; - int err, len; - - node = prom_searchsiblings(node, cons_str); - if (!node) - return 0; + struct device_node *dev_node; - len = prom_getproplen(node, compat_str); - if (len == 0 || len == -1) - return 0; + dev_node = sun4v_vdev_root->child; + while (dev_node != NULL) { + struct property *prop; - err = prom_getproperty(node, compat_str, buf, 64); - if (err == -1) - return 0; + if (strcmp(dev_node->name, "console")) + goto next_sibling; + + prop = of_find_property(dev_node, "compatible", NULL); + if (!prop) + goto next_sibling; - if (!hv_console_compatible(buf, len)) + if (hv_console_compatible(prop->value, prop->length)) + break; + + next_sibling: + dev_node = dev_node->sibling; + } + if (!dev_node) return 0; /* Ok, the this is the OBP node for the sun4v hypervisor * console device. Decode the interrupt. */ - return sun4v_vdev_device_interrupt(node); + return sun4v_vdev_device_interrupt(dev_node); } static int __init sunhv_init(void) |