drm: kill drm_device->irq

Like the last patch but adds a macro to get at the irq value instead of
dereferencing pdev directly.  Should  make things easier for the BSD guys and
if we ever support non-PCI devices.

Signed-off-by:  Jesse Barnes <jbarnes@virtuousgeek.org>
Signed-off-by: Dave Airlie <airlied@redhat.com>

1 files changed, 2 insertions, 5 deletions

diff --git a/drivers/gpu/drm/drm_irq.c b/drivers/gpu/drm/drm_irq.c
index d0c13d954f52..4091b9e291f9 100644
--- a/drivers/gpu/drm/drm_irq.c
+++ b/drivers/gpu/drm/drm_irq.c
@@ -228,12 +228,9 @@ int drm_irq_install(struct drm_device *dev)
         if (drm_core_check_feature(dev, DRIVER_IRQ_SHARED))
                 sh_flags = IRQF_SHARED;
 
-        ret = request_irq(dev->pdev->irq, dev->driver->irq_handler,
+        ret = request_irq(drm_dev_to_irq(dev), dev->driver->irq_handler,
                           sh_flags, dev->devname, dev);
-        /* Expose the device irq number to drivers that want to export it for
-         * whatever reason.
-         */
-        dev->irq = dev->pdev->irq;
+
         if (ret < 0) {
                 mutex_lock(&dev->struct_mutex);
                 dev->irq_enabled = 0;