From: Ben Widawsky <benjamin.widawsky@xxxxxxxxx>
Signed-off-by: Ben Widawsky <ben@xxxxxxxxxxxx>
v2: Set Replay Mode to 0 per BSpec
Michel Thierry <michel.thierry@xxxxxxxxx>
v3: Several rebases.
Signed-off-by: Oscar Mateo <oscar.mateo@xxxxxxxxx>
---
drivers/gpu/drm/i915/intel_lrc.c | 10 +++++++++-
1 file changed, 9 insertions(+), 1 deletion(-)
diff --git a/drivers/gpu/drm/i915/intel_lrc.c b/drivers/gpu/drm/i915/intel_lrc.c
index 0a944c2..a85f91c 100644
--- a/drivers/gpu/drm/i915/intel_lrc.c
+++ b/drivers/gpu/drm/i915/intel_lrc.c
@@ -343,9 +343,17 @@ int gen8_gem_context_init(struct drm_device *dev)
goto err_out;
}
- for_each_ring(ring, dev_priv, ring_id)
+ for_each_ring(ring, dev_priv, ring_id) {
ring->default_context = ctx;
+ I915_WRITE(RING_MODE_GEN7(ring),
+ _MASKED_BIT_DISABLE(GFX_REPLAY_MODE) |
+ _MASKED_BIT_ENABLE(GFX_RUN_LIST_ENABLE));
+ POSTING_READ(RING_MODE_GEN7(ring));
+ DRM_DEBUG_DRIVER("Execlists enabled for %s\n",
+ ring->name);
+ }
+
DRM_DEBUG_DRIVER("LR context support initialized\n");
return 0;
--
1.9.0
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