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authorKenneth Graunke <kenneth@whitecape.org>2014-06-28 02:04:20 +0300
committerDaniel Vetter <daniel.vetter@ffwll.ch>2014-08-07 14:01:12 +0200
commit884ceacee308f0e4616d0c933518af2639f7b1d8 (patch)
tree2987be5d1b84d2793b1e3b6d0692b3018490ed86
parent69bbeb4ae7b05c094b593b5df4f7a68f713589be (diff)
drm/i915: Refactor Broadwell PIPE_CONTROL emission into a helper.
We'll want to reuse this for a workaround. Signed-off-by: Kenneth Graunke <kenneth@whitecape.org> Reviewed-by: Jesse Barnes <jbarnes@virtuousgeek.org> [danvet: Rmove now unused int.] Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
-rw-r--r--drivers/gpu/drm/i915/intel_ringbuffer.c37
1 files changed, 22 insertions, 15 deletions
diff --git a/drivers/gpu/drm/i915/intel_ringbuffer.c b/drivers/gpu/drm/i915/intel_ringbuffer.c
index b3d8f766fa7f..2908896334f5 100644
--- a/drivers/gpu/drm/i915/intel_ringbuffer.c
+++ b/drivers/gpu/drm/i915/intel_ringbuffer.c
@@ -380,12 +380,32 @@ gen7_render_ring_flush(struct intel_engine_cs *ring,
}
static int
+gen8_emit_pipe_control(struct intel_engine_cs *ring,
+ u32 flags, u32 scratch_addr)
+{
+ int ret;
+
+ ret = intel_ring_begin(ring, 6);
+ if (ret)
+ return ret;
+
+ intel_ring_emit(ring, GFX_OP_PIPE_CONTROL(6));
+ intel_ring_emit(ring, flags);
+ intel_ring_emit(ring, scratch_addr);
+ intel_ring_emit(ring, 0);
+ intel_ring_emit(ring, 0);
+ intel_ring_emit(ring, 0);
+ intel_ring_advance(ring);
+
+ return 0;
+}
+
+static int
gen8_render_ring_flush(struct intel_engine_cs *ring,
u32 invalidate_domains, u32 flush_domains)
{
u32 flags = 0;
u32 scratch_addr = ring->scratch.gtt_offset + 2 * CACHELINE_BYTES;
- int ret;
flags |= PIPE_CONTROL_CS_STALL;
@@ -404,20 +424,7 @@ gen8_render_ring_flush(struct intel_engine_cs *ring,
flags |= PIPE_CONTROL_GLOBAL_GTT_IVB;
}
- ret = intel_ring_begin(ring, 6);
- if (ret)
- return ret;
-
- intel_ring_emit(ring, GFX_OP_PIPE_CONTROL(6));
- intel_ring_emit(ring, flags);
- intel_ring_emit(ring, scratch_addr);
- intel_ring_emit(ring, 0);
- intel_ring_emit(ring, 0);
- intel_ring_emit(ring, 0);
- intel_ring_advance(ring);
-
- return 0;
-
+ return gen8_emit_pipe_control(ring, flags, scratch_addr);
}
static void ring_write_tail(struct intel_engine_cs *ring,