summaryrefslogtreecommitdiff
path: root/tests/drmtest.c
diff options
context:
space:
mode:
authorKristian Høgsberg <krh@redhat.com>2009-04-06 17:13:01 -0400
committerKristian Høgsberg <krh@redhat.com>2009-04-06 17:13:01 -0400
commite9d6116e5bd30639d6333ef95462fe300f47ccd5 (patch)
treef704c598394685cffea66bf6bdccf88a1b6ea96e /tests/drmtest.c
parent51d6346f9f3c425f49e57d185530c6bcaeb94f5e (diff)
Use libudev in test case to only run gem tests for intel devices.
Diffstat (limited to 'tests/drmtest.c')
-rw-r--r--tests/drmtest.c117
1 files changed, 81 insertions, 36 deletions
diff --git a/tests/drmtest.c b/tests/drmtest.c
index 5453b105..15e5c4ae 100644
--- a/tests/drmtest.c
+++ b/tests/drmtest.c
@@ -26,58 +26,103 @@
*/
#include <fcntl.h>
+#include <fnmatch.h>
#include <sys/stat.h>
#include "drmtest.h"
-/** Open the first DRM device we can find, searching up to 16 device nodes */
-int drm_open_any(void)
+#define LIBUDEV_I_KNOW_THE_API_IS_SUBJECT_TO_CHANGE
+#include <libudev.h>
+
+static int is_master(int fd)
{
- char name[20];
+ drm_client_t client;
+ int ret;
+
+ /* Check that we're the only opener and authed. */
+ client.idx = 0;
+ ret = ioctl(fd, DRM_IOCTL_GET_CLIENT, &client);
+ assert (ret == 0);
+ if (!client.auth)
+ return 0;
+ client.idx = 1;
+ ret = ioctl(fd, DRM_IOCTL_GET_CLIENT, &client);
+ if (ret != -1 || errno != EINVAL)
+ return 0;
+
+ return 1;
+}
+
+/** Open the first DRM device matching the criteria */
+int drm_open_matching(const char *pci_glob, int flags)
+{
+ struct udev *udev;
+ struct udev_enumerate *e;
+ struct udev_device *device, *parent;
+ struct udev_list_entry *entry;
+ const char *pci_id, *path;
int i, fd;
- for (i = 0; i < 16; i++) {
- sprintf(name, "/dev/dri/card%d", i);
- fd = open(name, O_RDWR);
- if (fd != -1)
- return fd;
+ udev = udev_new();
+ if (udev == NULL) {
+ fprintf(stderr, "failed to initialize udev context\n");
+ abort();
}
- abort();
+
+ fd = -1;
+ e = udev_enumerate_new(udev);
+ udev_enumerate_add_match_subsystem(e, "drm");
+ udev_enumerate_scan_devices(e);
+ udev_list_entry_foreach(entry, udev_enumerate_get_list_entry(e)) {
+ path = udev_list_entry_get_name(entry);
+ device = udev_device_new_from_syspath(udev, path);
+ parent = udev_device_get_parent(device);
+ /* Filter out KMS output devices. */
+ if (strcmp(udev_device_get_subsystem(parent), "pci") != 0)
+ continue;
+ pci_id = udev_device_get_property_value(parent, "PCI_ID");
+ if (fnmatch(pci_glob, pci_id, 0) != 0)
+ continue;
+ fd = open(udev_device_get_devnode(device), O_RDWR);
+ if (fd < 0)
+ continue;
+ if ((flags & DRM_TEST_MASTER) && !is_master(fd)) {
+ close(fd);
+ fd = -1;
+ continue;
+ }
+
+ break;
+ }
+ udev_enumerate_unref(e);
+ udev_unref(udev);
+
+ return fd;
}
+int drm_open_any(void)
+{
+ int fd = drm_open_matching("*:*", 0);
+
+ if (fd < 0) {
+ fprintf(stderr, "failed to open any drm device\n");
+ abort();
+ }
+
+ return fd;
+}
/**
* Open the first DRM device we can find where we end up being the master.
*/
int drm_open_any_master(void)
{
- char name[20];
- int i, fd;
+ int fd = drm_open_matching("*:*", DRM_TEST_MASTER);
- for (i = 0; i < 16; i++) {
- drm_client_t client;
- int ret;
+ if (fd < 0) {
+ fprintf(stderr, "failed to open any drm device\n");
+ abort();
+ }
- sprintf(name, "/dev/dri/card%d", i);
- fd = open(name, O_RDWR);
- if (fd == -1)
- continue;
+ return fd;
- /* Check that we're the only opener and authed. */
- client.idx = 0;
- ret = ioctl(fd, DRM_IOCTL_GET_CLIENT, &client);
- assert (ret == 0);
- if (!client.auth) {
- close(fd);
- continue;
- }
- client.idx = 1;
- ret = ioctl(fd, DRM_IOCTL_GET_CLIENT, &client);
- if (ret != -1 || errno != EINVAL) {
- close(fd);
- continue;
- }
- return fd;
- }
- fprintf(stderr, "Couldn't find an un-controlled DRM device\n");
- abort();
}