Mesa (master): anv: fix transform feedback surface size
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Tue Aug 25 07:24:42 UTC 2020
Module: Mesa
Branch: master
Commit: fd10cb8cfccb8882e33a1ade047fc467b9716f54
URL: http://cgit.freedesktop.org/mesa/mesa/commit/?id=fd10cb8cfccb8882e33a1ade047fc467b9716f54
Author: Lionel Landwerlin <lionel.g.landwerlin at intel.com>
Date: Fri Aug 21 23:13:06 2020 +0300
anv: fix transform feedback surface size
Non multiple 4 sizes are causing issue in particular < 4.
Signed-off-by: Lionel Landwerlin <lionel.g.landwerlin at intel.com>
Closes: https://gitlab.freedesktop.org/mesa/mesa/-/issues/3450
Fixes: 36ee2fd61c8f ("anv: Implement the basic form of VK_EXT_transform_feedback")
Reviewed-by: Tapani Pälli <tapani.palli at intel.com>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/6430>
---
src/intel/vulkan/genX_cmd_buffer.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/src/intel/vulkan/genX_cmd_buffer.c b/src/intel/vulkan/genX_cmd_buffer.c
index 4522f5d2aef..09b91415784 100644
--- a/src/intel/vulkan/genX_cmd_buffer.c
+++ b/src/intel/vulkan/genX_cmd_buffer.c
@@ -3412,7 +3412,7 @@ genX(cmd_buffer_flush_state)(struct anv_cmd_buffer *cmd_buffer)
sob.SurfaceBaseAddress = anv_address_add(xfb->buffer->address,
xfb->offset);
/* Size is in DWords - 1 */
- sob.SurfaceSize = xfb->size / 4 - 1;
+ sob.SurfaceSize = DIV_ROUND_UP(xfb->size, 4) - 1;
}
}
}
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