Commit a51435a3 authored by Naresh Kumar Kachhi's avatar Naresh Kumar Kachhi Committed by Daniel Vetter

drm/i915: disable rings before HW status page setup

Rings should be idle before issuing sync_flush
(in intel_ring_setup_status_page). This patch moves the ring
disabling before doing the HW status page setup.
Signed-off-by: default avatarNaresh Kumar Kachhi <naresh.kumar.kachhi@intel.com>
Reviewed-by: default avatarChris Wilson <chris@chris-wilson.co.uk>
Signed-off-by: default avatarDaniel Vetter <daniel.vetter@ffwll.ch>
parent 5a6c93fe
...@@ -440,16 +440,16 @@ static int init_ring_common(struct intel_ring_buffer *ring) ...@@ -440,16 +440,16 @@ static int init_ring_common(struct intel_ring_buffer *ring)
gen6_gt_force_wake_get(dev_priv, FORCEWAKE_ALL); gen6_gt_force_wake_get(dev_priv, FORCEWAKE_ALL);
if (I915_NEED_GFX_HWS(dev))
intel_ring_setup_status_page(ring);
else
ring_setup_phys_status_page(ring);
/* Stop the ring if it's running. */ /* Stop the ring if it's running. */
I915_WRITE_CTL(ring, 0); I915_WRITE_CTL(ring, 0);
I915_WRITE_HEAD(ring, 0); I915_WRITE_HEAD(ring, 0);
ring->write_tail(ring, 0); ring->write_tail(ring, 0);
if (I915_NEED_GFX_HWS(dev))
intel_ring_setup_status_page(ring);
else
ring_setup_phys_status_page(ring);
head = I915_READ_HEAD(ring) & HEAD_ADDR; head = I915_READ_HEAD(ring) & HEAD_ADDR;
/* G45 ring initialization fails to reset head to zero */ /* G45 ring initialization fails to reset head to zero */
......
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