diff options
| -rw-r--r-- | lib/drmtest.c | 12 |
1 files changed, 9 insertions, 3 deletions
diff --git a/lib/drmtest.c b/lib/drmtest.c index 93228f90..bfb38f1e 100644 --- a/lib/drmtest.c +++ b/lib/drmtest.c @@ -222,9 +222,15 @@ static int open_device(const char *name, unsigned int chipset) if (__get_drm_device_name(fd, dev_name, sizeof(dev_name) - 1) == -1) goto err; - for (const struct module *m = modules; m->module; m++) { - if (strcmp(m->module, dev_name) == 0) { - chip = m->bit; + for (int start = 0, end = ARRAY_SIZE(modules) - 1; start < end; ){ + int mid = start + (end - start) / 2; + int ret = strcmp(modules[mid].module, dev_name); + if (ret < 0) { + end = mid; + } else if (ret > 0) { + start = mid + 1; + } else { + chip = modules[mid].bit; break; } } |