From: Ben Widawsky <benjamin.widaw...@intel.com>
v2: fix conflict on rebase.
Cc: Kenneth Graunke <kenn...@whitecape.org>
Signed-off-by: Ben Widawsky <b...@bwidawsk.net>
Signed-off-by: Rodrigo Vivi <rodrigo.v...@intel.com>
---
drivers/gpu/drm/i915/i915_gem_context.c | 10 ++++++----
1 file changed, 6 insertions(+), 4 deletions(-)
diff --git a/drivers/gpu/drm/i915/i915_gem_context.c
b/drivers/gpu/drm/i915/i915_gem_context.c
index de72a28..49ae7ab 100644
--- a/drivers/gpu/drm/i915/i915_gem_context.c
+++ b/drivers/gpu/drm/i915/i915_gem_context.c
@@ -565,6 +565,7 @@ mi_set_context(struct intel_engine_cs *ring,
struct intel_context *new_context,
u32 hw_flags)
{
+ u32 flags = hw_flags | MI_MM_SPACE_GTT;
int ret;
/* w/a: If Flush TLB Invalidation Mode is enabled, driver must do a TLB
@@ -578,6 +579,10 @@ mi_set_context(struct intel_engine_cs *ring,
return ret;
}
+ /* These flags are for resource streamer on HSW+ */
+ if (!IS_HASWELL(ring->dev) && INTEL_INFO(ring->dev)->gen < 8)
+ flags |= (MI_SAVE_EXT_STATE_EN | MI_RESTORE_EXT_STATE_EN);
+
ret = intel_ring_begin(ring, 6);
if (ret)
return ret;
@@ -591,10 +596,7 @@ mi_set_context(struct intel_engine_cs *ring,
intel_ring_emit(ring, MI_NOOP);
intel_ring_emit(ring, MI_SET_CONTEXT);
intel_ring_emit(ring,
i915_gem_obj_ggtt_offset(new_context->legacy_hw_ctx.rcs_state) |
- MI_MM_SPACE_GTT |
- MI_SAVE_EXT_STATE_EN |
- MI_RESTORE_EXT_STATE_EN |
- hw_flags);
+ flags);
/*
* w/a: MI_SET_CONTEXT must always be followed by MI_NOOP
* WaMiSetContext_Hang:snb,ivb,vlv
--
1.9.3
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