dev/drm2/drm_platform.c

28 __FBSDID("$FreeBSD: stable/11/sys/dev/drm2/drm_platform.c 317011 2017-04-16 08:07:38Z mmel $");
30 #include <dev/drm2/drmP.h>
32 static void drm_platform_free_irq(struct drm_device *dev)
34 	if (dev->irqr == NULL)
37 	bus_release_resource(dev->dev, SYS_RES_IRQ,
38 	    dev->irqrid, dev->irqr);
40 	dev->irqr = NULL;
41 	dev->irq = 0;
44 static const char *drm_platform_get_name(struct drm_device *dev)
46 	return dev->driver->name;
49 static int drm_platform_set_busid(struct drm_device *dev, struct drm_master *master)
53 	master->unique_len = 13 + strlen(dev->driver->name);
60 	id = 0; // XXX dev->driver->id;
69 			"platform:%s:%02d", dev->driver->name, id);
82 static int drm_platform_get_irq(struct drm_device *dev)
84 	if (dev->irqr)
85 		return (dev->irq);
87 	dev->irqr = bus_alloc_resource_any(dev->dev, SYS_RES_IRQ,
88 	    &dev->irqrid, RF_SHAREABLE);
89 	if (!dev->irqr) {
90 		dev_err(dev->dev, "Failed to allocate IRQ\n");
94 	dev->irq = (int) rman_get_start(dev->irqr);
96 	return (dev->irq);
118 int drm_get_platform_dev(device_t kdev, struct drm_device *dev,
127 	dev->dev = kdev;
131 	ret = drm_fill_in_dev(dev, driver);
138 	if (drm_core_check_feature(dev, DRIVER_MODESET)) {
139 		ret = drm_get_minor(dev, &dev->control, DRM_MINOR_CONTROL);
144 	ret = drm_get_minor(dev, &dev->primary, DRM_MINOR_LEGACY);
148 	if (dev->driver->load) {
149 		ret = dev->driver->load(dev, 0);
155 	if (drm_core_check_feature(dev, DRIVER_MODESET)) {
156 		ret = drm_mode_group_init_legacy_group(dev,
157 				&dev->primary->mode_group);
163 	list_add_tail(&dev->driver_item, &driver->device_list);
170 		 driver->date, dev->primary->index);
175 	drm_put_minor(&dev->primary);
177 	if (drm_core_check_feature(dev, DRIVER_MODESET))
178 		drm_put_minor(&dev->control);