drm/radeon/r600: don't do interrupts

Interrupts are not supported yet.  This prevents
things like mesa from trying to use them.

Signed-off-by: Alex Deucher <alexdeucher@gmail.com>
Signed-off-by: Dave Airlie <airlied@redhat.com>

1 files changed, 4 insertions, 1 deletions

diff --git a/drivers/gpu/drm/radeon/radeon_state.c b/drivers/gpu/drm/radeon/radeon_state.c
index aad0c6fafcf4..38537d971a3e 100644
--- a/drivers/gpu/drm/radeon/radeon_state.c
+++ b/drivers/gpu/drm/radeon/radeon_state.c
@@ -3034,7 +3034,10 @@ static int radeon_cp_getparam(struct drm_device *dev, void *data, struct drm_fil
                 value = GET_SCRATCH(dev_priv, 2);
                 break;
         case RADEON_PARAM_IRQ_NR:
-                value = drm_dev_to_irq(dev);
+                if ((dev_priv->flags & RADEON_FAMILY_MASK) >= CHIP_R600)
+                        value = 0;
+                else
+                        value = drm_dev_to_irq(dev);
                 break;
         case RADEON_PARAM_GART_BASE:
                 value = dev_priv->gart_vm_start;