[Libva] [Libva-intel-driver PATCH 20/25] SKL: The minimum URB start address for VS is 4

Xiang, Haihao haihao.xiang at intel.com
Mon Nov 17 20:45:26 PST 2014


Otherwise it may result in GPU hang

Signed-off-by: Xiang, Haihao <haihao.xiang at intel.com>
Acked-by: Zhao Yakui <yakui.zhao at intel.com>
---
 src/gen9_render.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/gen9_render.c b/src/gen9_render.c
index 7723bc8..c679b33 100644
--- a/src/gen9_render.c
+++ b/src/gen9_render.c
@@ -1098,7 +1098,7 @@ gen9_emit_urb(VADriverContextP ctx)
     OUT_BATCH(batch,
               (num_urb_entries << GEN7_URB_ENTRY_NUMBER_SHIFT) |
               (4 - 1) << GEN7_URB_ENTRY_SIZE_SHIFT |
-              (1 << GEN7_URB_STARTING_ADDRESS_SHIFT));
+              (4 << GEN7_URB_STARTING_ADDRESS_SHIFT));
    ADVANCE_BATCH(batch);
 
    BEGIN_BATCH(batch, 2);
-- 
1.9.1



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