diff options
Diffstat (limited to 'drivers/gpu/drm/udl/udl_drv.c')
-rw-r--r-- | drivers/gpu/drm/udl/udl_drv.c | 99 |
1 files changed, 99 insertions, 0 deletions
diff --git a/drivers/gpu/drm/udl/udl_drv.c b/drivers/gpu/drm/udl/udl_drv.c new file mode 100644 index 00000000000..5340c5f3987 --- /dev/null +++ b/drivers/gpu/drm/udl/udl_drv.c @@ -0,0 +1,99 @@ +/* + * Copyright (C) 2012 Red Hat + * + * This file is subject to the terms and conditions of the GNU General Public + * License v2. See the file COPYING in the main directory of this archive for + * more details. + */ + +#include <linux/module.h> +#include "drm_usb.h" +#include "drm_crtc_helper.h" +#include "udl_drv.h" + +static struct drm_driver driver; + +static struct usb_device_id id_table[] = { + {.idVendor = 0x17e9, .match_flags = USB_DEVICE_ID_MATCH_VENDOR,}, + {}, +}; +MODULE_DEVICE_TABLE(usb, id_table); + +MODULE_LICENSE("GPL"); + +static int udl_usb_probe(struct usb_interface *interface, + const struct usb_device_id *id) +{ + return drm_get_usb_dev(interface, id, &driver); +} + +static void udl_usb_disconnect(struct usb_interface *interface) +{ + struct drm_device *dev = usb_get_intfdata(interface); + + drm_kms_helper_poll_disable(dev); + drm_connector_unplug_all(dev); + udl_fbdev_unplug(dev); + udl_drop_usb(dev); + drm_unplug_dev(dev); +} + +static struct vm_operations_struct udl_gem_vm_ops = { + .fault = udl_gem_fault, + .open = drm_gem_vm_open, + .close = drm_gem_vm_close, +}; + +static const struct file_operations udl_driver_fops = { + .owner = THIS_MODULE, + .open = drm_open, + .mmap = drm_gem_mmap, + .poll = drm_poll, + .read = drm_read, + .unlocked_ioctl = drm_ioctl, + .release = drm_release, + .fasync = drm_fasync, + .llseek = noop_llseek, +}; + +static struct drm_driver driver = { + .driver_features = DRIVER_MODESET | DRIVER_GEM, + .load = udl_driver_load, + .unload = udl_driver_unload, + + /* gem hooks */ + .gem_init_object = udl_gem_init_object, + .gem_free_object = udl_gem_free_object, + .gem_vm_ops = &udl_gem_vm_ops, + + .dumb_create = udl_dumb_create, + .dumb_map_offset = udl_gem_mmap, + .dumb_destroy = udl_dumb_destroy, + .fops = &udl_driver_fops, + .name = DRIVER_NAME, + .desc = DRIVER_DESC, + .date = DRIVER_DATE, + .major = DRIVER_MAJOR, + .minor = DRIVER_MINOR, + .patchlevel = DRIVER_PATCHLEVEL, +}; + +static struct usb_driver udl_driver = { + .name = "udl", + .probe = udl_usb_probe, + .disconnect = udl_usb_disconnect, + .id_table = id_table, +}; + +static int __init udl_init(void) +{ + return drm_usb_init(&driver, &udl_driver); +} + +static void __exit udl_exit(void) +{ + drm_usb_exit(&driver, &udl_driver); +} + +module_init(udl_init); +module_exit(udl_exit); |