diff options
Diffstat (limited to 'src/device')
| -rw-r--r-- | src/device/device_util.c | 36 |
1 files changed, 36 insertions, 0 deletions
diff --git a/src/device/device_util.c b/src/device/device_util.c index 47df3052e2..e2370a1cce 100644 --- a/src/device/device_util.c +++ b/src/device/device_util.c @@ -654,6 +654,42 @@ bool dev_is_active_bridge(struct device *dev) return 0; } +void add_more_links(struct device *dev, unsigned total_links) +{ + struct bus *link, *last = NULL; + int link_num = -1; + + for (link = dev->link_list; link; link = link->next) { + if (link_num < link->link_num) + link_num = link->link_num; + last = link; + } + + if (last) { + int links = total_links - (link_num + 1); + if (links > 0) { + link = malloc(links*sizeof(*link)); + if (!link) + die("Couldn't allocate more links!\n"); + memset(link, 0, links*sizeof(*link)); + last->next = link; + } + } else { + link = malloc(total_links*sizeof(*link)); + memset(link, 0, total_links*sizeof(*link)); + dev->link_list = link; + } + + for (link_num = link_num + 1; link_num < total_links; link_num++) { + link->link_num = link_num; + link->dev = dev; + link->next = link + 1; + last = link; + link = link->next; + } + last->next = NULL; +} + static void resource_tree(const struct device *root, int debug_level, int depth) { int i = 0; |