drm: remove bus->get_irq implementations

Now that they're all unused we can get rid of them, including the
dummy version in drm_usb.c.

Reviewed-by: Thierry Reding <treding@nvidia.com>
Reviewed-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>

1 files changed, 0 insertions, 6 deletions

diff --git a/drivers/gpu/drm/drm_pci.c b/drivers/gpu/drm/drm_pci.c
index 08c76af920d6..eff29e311f70 100644
--- a/drivers/gpu/drm/drm_pci.c
+++ b/drivers/gpu/drm/drm_pci.c
@@ -137,11 +137,6 @@ static int drm_get_pci_domain(struct drm_device *dev)
         return pci_domain_nr(dev->pdev->bus);
 }
 
-static int drm_pci_get_irq(struct drm_device *dev)
-{
-        return dev->pdev->irq;
-}
-
 static const char *drm_pci_get_name(struct drm_device *dev)
 {
         struct pci_driver *pdriver = dev->driver->kdriver.pci;
@@ -317,7 +312,6 @@ void drm_pci_agp_destroy(struct drm_device *dev)
 }
 
 static struct drm_bus drm_pci_bus = {
-        .get_irq = drm_pci_get_irq,
         .get_name = drm_pci_get_name,
         .set_busid = drm_pci_set_busid,
         .set_unique = drm_pci_set_unique,