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authorDavid Herrmann <dh.herrmann@gmail.com>2014-08-29 12:12:45 +0200
committerDave Airlie <airlied@redhat.com>2014-09-10 17:43:27 +1000
commitd4f68a7506e924e28a9153933076628002ba8bbc (patch)
tree339bb74dceb7476fd1ace6a18e499a440a045cb4 /drivers/gpu/drm/udl/udl_drv.c
parentc5786fe5f1c50941dbe27fc8b4aa1afee46ae893 (diff)
downloadlinux-d4f68a7506e924e28a9153933076628002ba8bbc.tar.gz
drm: merge drm_usb into udl
This merges all the remains of drm_usb into its only user, udl. We can then drop all the drm_usb stuff, including dev->usbdev. Signed-off-by: David Herrmann <dh.herrmann@gmail.com> Reviewed-by: Thierry Reding <treding@nvidia.com> Reviewed-by: Daniel Vetter <daniel.vetter@ffwll.ch> Signed-off-by: Dave Airlie <airlied@redhat.com>
Diffstat (limited to 'drivers/gpu/drm/udl/udl_drv.c')
-rw-r--r--drivers/gpu/drm/udl/udl_drv.c102
1 files changed, 59 insertions, 43 deletions
diff --git a/drivers/gpu/drm/udl/udl_drv.c b/drivers/gpu/drm/udl/udl_drv.c
index 06675e5d4342..8607e9e513db 100644
--- a/drivers/gpu/drm/udl/udl_drv.c
+++ b/drivers/gpu/drm/udl/udl_drv.c
@@ -7,55 +7,15 @@
*/
#include <linux/module.h>
-#include <drm/drm_usb.h>
+#include <drm/drmP.h>
#include <drm/drm_crtc_helper.h>
#include "udl_drv.h"
-static struct drm_driver driver;
-
-/*
- * There are many DisplayLink-based graphics products, all with unique PIDs.
- * So we match on DisplayLink's VID + Vendor-Defined Interface Class (0xff)
- * We also require a match on SubClass (0x00) and Protocol (0x00),
- * which is compatible with all known USB 2.0 era graphics chips and firmware,
- * but allows DisplayLink to increment those for any future incompatible chips
- */
-static struct usb_device_id id_table[] = {
- {.idVendor = 0x17e9, .bInterfaceClass = 0xff,
- .bInterfaceSubClass = 0x00,
- .bInterfaceProtocol = 0x00,
- .match_flags = USB_DEVICE_ID_MATCH_VENDOR |
- USB_DEVICE_ID_MATCH_INT_CLASS |
- USB_DEVICE_ID_MATCH_INT_SUBCLASS |
- USB_DEVICE_ID_MATCH_INT_PROTOCOL,},
- {},
-};
-MODULE_DEVICE_TABLE(usb, id_table);
-
-MODULE_LICENSE("GPL");
-
static int udl_driver_set_busid(struct drm_device *d, struct drm_master *m)
{
return 0;
}
-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 const struct vm_operations_struct udl_gem_vm_ops = {
.fault = udl_gem_fault,
.open = drm_gem_vm_open,
@@ -102,6 +62,61 @@ static struct drm_driver driver = {
.patchlevel = DRIVER_PATCHLEVEL,
};
+static int udl_usb_probe(struct usb_interface *interface,
+ const struct usb_device_id *id)
+{
+ struct usb_device *udev = interface_to_usbdev(interface);
+ struct drm_device *dev;
+ int r;
+
+ dev = drm_dev_alloc(&driver, &interface->dev);
+ if (!dev)
+ return -ENOMEM;
+
+ r = drm_dev_register(dev, (unsigned long)udev);
+ if (r)
+ goto err_free;
+
+ usb_set_intfdata(interface, dev);
+ DRM_INFO("Initialized udl on minor %d\n", dev->primary->index);
+
+ return 0;
+
+err_free:
+ drm_dev_unref(dev);
+ return r;
+}
+
+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);
+}
+
+/*
+ * There are many DisplayLink-based graphics products, all with unique PIDs.
+ * So we match on DisplayLink's VID + Vendor-Defined Interface Class (0xff)
+ * We also require a match on SubClass (0x00) and Protocol (0x00),
+ * which is compatible with all known USB 2.0 era graphics chips and firmware,
+ * but allows DisplayLink to increment those for any future incompatible chips
+ */
+static struct usb_device_id id_table[] = {
+ {.idVendor = 0x17e9, .bInterfaceClass = 0xff,
+ .bInterfaceSubClass = 0x00,
+ .bInterfaceProtocol = 0x00,
+ .match_flags = USB_DEVICE_ID_MATCH_VENDOR |
+ USB_DEVICE_ID_MATCH_INT_CLASS |
+ USB_DEVICE_ID_MATCH_INT_SUBCLASS |
+ USB_DEVICE_ID_MATCH_INT_PROTOCOL,},
+ {},
+};
+MODULE_DEVICE_TABLE(usb, id_table);
+
static struct usb_driver udl_driver = {
.name = "udl",
.probe = udl_usb_probe,
@@ -111,13 +126,14 @@ static struct usb_driver udl_driver = {
static int __init udl_init(void)
{
- return drm_usb_init(&driver, &udl_driver);
+ return usb_register(&udl_driver);
}
static void __exit udl_exit(void)
{
- drm_usb_exit(&driver, &udl_driver);
+ usb_deregister(&udl_driver);
}
module_init(udl_init);
module_exit(udl_exit);
+MODULE_LICENSE("GPL");