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[PATCH] improve udevinfo sysfs info walk

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kay.sievers@vrfy.org 2004-11-10 02:15:27 +01:00 committed by Greg KH
parent f156b6d203
commit 3bdef3939d
1 changed files with 12 additions and 10 deletions
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22
udevinfo.c
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@ -197,21 +197,22 @@ exit:
return retval;
}
/* print all class/block devices with major/minor, physical device and bus*/
static void print_sysfs_devices(void)
/* print all class/main block devices with major/minor, physical device, driver and bus */
static int print_sysfs_devices(void)
{
struct dlist *subsyslist;
char *class;
subsyslist = sysfs_open_subsystem_list("class");
if (!subsyslist)
exit(1);
return -1;
dlist_for_each_data(subsyslist, class, char) {
struct sysfs_class *cls;
struct dlist *class_devices;
struct sysfs_class_device *class_dev;
struct sysfs_device *phys_dev;
struct sysfs_driver *driver;
cls = sysfs_open_class(class);
if (!cls)
@ -227,7 +228,6 @@ static void print_sysfs_devices(void)
printf("\n");
printf("DEVPATH '%s'\n", class_dev->path);
printf("SUBSYSTEM '%s'\n", class_dev->classname);
printf("NAME '%s'\n", class_dev->name);
attr = sysfs_get_classdev_attr(class_dev, "dev");
if (attr) {
@ -236,23 +236,25 @@ static void print_sysfs_devices(void)
if (pos[0] == '\n')
pos[0] = '\0';
printf("MAJORMINOR '%s'\n", attr->value);
printf("DEVMAJORMINOR '%s'\n", attr->value);
}
driver = sysfs_get_classdev_driver(class_dev);
if (driver)
printf("DEVDRIVER '%s'\n", driver->name);
phys_dev = sysfs_get_classdev_device(class_dev);
if (phys_dev) {
printf("PHYSDEVPATH '%s'\n", phys_dev->path);
if (phys_dev->bus[0] != '\0')
printf("PHYSDEVPATHBUS '%s'\n", phys_dev->bus);
if (phys_dev->driver_name[0] != '\0')
printf("DRIVER '%s'\n", phys_dev->driver_name);
printf("PHYSDEVBUS '%s'\n", phys_dev->bus);
}
}
sysfs_close_class(cls);
}
sysfs_close_list(subsyslist);
return 0;
}
static int process_options(void)