return NULL;
}
+Bool
+xf86_get_platform_device_unowned(int index)
+{
+ return xf86_platform_devices[index].attribs->unowned;
+}
/*
* xf86IsPrimaryPlatform() -- return TRUE if primary device
out:
return;
}
+
+/* called on return from VT switch to find any new devices */
+void xf86platformVTProbe(void)
+{
+ int i;
+
+ for (i = 0; i < xf86_num_platform_devices; i++) {
+ if (xf86_platform_devices[i].attribs->unowned == FALSE)
+ continue;
+
+ xf86_platform_devices[i].attribs->unowned = FALSE;
+ xf86PlatformReprobeDevice(i, xf86_platform_devices[i].attribs);
+ }
+}
#endif
#include "hotplug.h"
static Bool
-get_drm_info(struct OdevAttributes *attribs, char *path)
+get_drm_info(struct OdevAttributes *attribs, char *path, int delayed_index)
{
drmSetVersion sv;
char *buf;
goto out;
}
- xf86_add_platform_device(attribs);
+ /* for a delayed probe we've already added the device */
+ if (delayed_index == -1) {
+ xf86_add_platform_device(attribs);
+ delayed_index = xf86_num_platform_devices - 1;
+ }
buf = drmGetBusid(fd);
- xf86_add_platform_device_attrib(xf86_num_platform_devices - 1,
+ xf86_add_platform_device_attrib(delayed_index,
ODEV_ATTRIB_BUSID, buf);
drmFreeBusid(buf);
out:
}
void
+xf86PlatformReprobeDevice(int index, struct OdevAttributes *attribs)
+{
+ Bool ret;
+ char *dpath;
+ dpath = xf86_get_platform_attrib(index, ODEV_ATTRIB_PATH);
+
+ ret = get_drm_info(attribs, dpath, index);
+ if (ret == FALSE) {
+ xf86_remove_platform_device(index);
+ return;
+ }
+ ret = xf86platformAddDevice(index);
+ if (ret == -1)
+ xf86_remove_platform_device(index);
+}
+
+void
xf86PlatformDeviceProbe(struct OdevAttributes *attribs)
{
struct OdevAttribute *attrib;
LogMessage(X_INFO, "config/udev: Adding drm device (%s)\n",
path);
- ret = get_drm_info(attribs, path);
+ if (!xf86VTOwner()) {
+ /* if we don't currently own the VT then don't probe the device,
+ just mark it as unowned for later use */
+ attribs->unowned = TRUE;
+ xf86_add_platform_device(attribs);
+ return;
+ }
+
+ ret = get_drm_info(attribs, path, -1);
if (ret == FALSE)
goto out_free;
if (old_num == xf86_num_platform_devices)
return;
+ if (xf86_get_platform_device_unowned(xf86_num_platform_devices - 1) == TRUE)
+ return;
+
ret = xf86platformAddDevice(xf86_num_platform_devices-1);
if (ret == -1)
xf86_remove_platform_device(xf86_num_platform_devices-1);
ErrorF("xf86: remove device %d %s\n", index, syspath);
- xf86platformRemoveDevice(index);
+ if (xf86_get_platform_device_unowned(index) == TRUE)
+ xf86_remove_platform_device(index);
+ else
+ xf86platformRemoveDevice(index);
out:
config_odev_free_attribute_list(attribs);
}