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authorNian Wu <nian.wu@intel.com>2007-03-27 12:53:13 +0800
committerNian Wu <nian.wu@intel.com>2007-03-27 12:53:13 +0800
commit406a894e529267177e6161c1713f2aa2293e7734 (patch)
treeddec9c8bca52bd4d5b6d65f8b85c10760e3c783f /shared-core/nouveau_irq.c
parentddc87d302526347f670e8b61e227c0eb05c15cde (diff)
parent674cefd4fe4b537a20a10edcb4ec5df55facca8e (diff)
Merge git://proxy01.pd.intel.com:9419/git/mesa/drm into crestline
Diffstat (limited to 'shared-core/nouveau_irq.c')
-rw-r--r--shared-core/nouveau_irq.c27
1 files changed, 27 insertions, 0 deletions
diff --git a/shared-core/nouveau_irq.c b/shared-core/nouveau_irq.c
index 32b33070..b7c1d532 100644
--- a/shared-core/nouveau_irq.c
+++ b/shared-core/nouveau_irq.c
@@ -42,6 +42,15 @@ void nouveau_irq_preinstall(drm_device_t *dev)
DRM_DEBUG("IRQ: preinst\n");
+ if (!dev_priv) {
+ DRM_ERROR("AIII, no dev_priv\n");
+ return;
+ }
+ if (!dev_priv->mmio) {
+ DRM_ERROR("AIII, no dev_priv->mmio\n");
+ return;
+ }
+
/* Disable/Clear PFIFO interrupts */
NV_WRITE(NV03_PFIFO_INTR_EN_0, 0);
NV_WRITE(NV03_PFIFO_INTR_0, 0xFFFFFFFF);
@@ -66,6 +75,15 @@ void nouveau_irq_postinstall(drm_device_t *dev)
{
drm_nouveau_private_t *dev_priv = dev->dev_private;
+ if (!dev_priv) {
+ DRM_ERROR("AIII, no dev_priv\n");
+ return;
+ }
+ if (!dev_priv->mmio) {
+ DRM_ERROR("AIII, no dev_priv->mmio\n");
+ return;
+ }
+
DRM_DEBUG("IRQ: postinst\n");
/* Enable PFIFO error reporting */
@@ -113,6 +131,15 @@ void nouveau_irq_uninstall(drm_device_t *dev)
{
drm_nouveau_private_t *dev_priv = dev->dev_private;
+ if (!dev_priv) {
+ DRM_ERROR("AIII, no dev_priv\n");
+ return;
+ }
+ if (!dev_priv->mmio) {
+ DRM_ERROR("AIII, no dev_priv->mmio\n");
+ return;
+ }
+
DRM_DEBUG("IRQ: uninst\n");
/* Disable PFIFO interrupts */