drm/radeon: Update IH_RB_RPTR register after each processed interrupt

[linux-2.6-block.git] / drivers / gpu / drm / radeon / evergreen.c

diff --git a/drivers/gpu/drm/radeon/evergreen.c b/drivers/gpu/drm/radeon/evergreen.c
index b0913705c1df97853783e712efffbd08160c23c8..e50807c29f696a6b8eb23cf1e5dd9ab7f58412ca 100644 (file)
--- a/drivers/gpu/drm/radeon/evergreen.c
+++ b/drivers/gpu/drm/radeon/evergreen.c
@@ -5137,6 +5137,7 @@ restart_ih:
                /* wptr/rptr are in bytes! */
                rptr += 16;
                rptr &= rdev->ih.ptr_mask;
+               WREG32(IH_RB_RPTR, rptr);
        }
        if (queue_hotplug)
                schedule_work(&rdev->hotplug_work);
@@ -5145,7 +5146,6 @@ restart_ih:
        if (queue_thermal && rdev->pm.dpm_enabled)
                schedule_work(&rdev->pm.dpm.thermal.work);
        rdev->ih.rptr = rptr;
-       WREG32(IH_RB_RPTR, rdev->ih.rptr);
        atomic_set(&rdev->ih.lock, 0);
 
        /* make sure wptr hasn't changed while processing */