On Tuesday, January 27, 2015 02:32:19 PM Jason Ekstrand wrote:
> Bugzilla: https://bugs.freedesktop.org/show_bug.cgi?id=88792
> ---
> 
> Yes, computing it from the surface state and bo->offset64 is a little
> strange when we could just be using mt->offset.  However, that's the way
> it's done on all the other gens so I decided to be consistent.

Yeah...I've never understood why that was done.  It seems silly to me.
Plus, with the uint64_t casts, it's even uglier.

How about just supplying mt->offset?

Either way,
Reviewed-by: Kenneth Graunke <[email protected]>
and thanks for fixing this!

>  src/mesa/drivers/dri/i965/gen8_surface_state.c | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
> 
> diff --git a/src/mesa/drivers/dri/i965/gen8_surface_state.c 
> b/src/mesa/drivers/dri/i965/gen8_surface_state.c
> index 45c35db..16b5a7e 100644
> --- a/src/mesa/drivers/dri/i965/gen8_surface_state.c
> +++ b/src/mesa/drivers/dri/i965/gen8_surface_state.c
> @@ -450,7 +450,7 @@ gen8_update_renderbuffer_surface(struct brw_context *brw,
>     drm_intel_bo_emit_reloc(brw->batch.bo,
>                             brw->wm.base.surf_offset[surf_index] + 8 * 4,
>                             mt->bo,
> -                           0,
> +                        *((uint64_t *) &surf[8]) - mt->bo->offset64,

       ^^^^^^^ Tabs?!

>                             I915_GEM_DOMAIN_RENDER,
>                             I915_GEM_DOMAIN_RENDER);
>  }

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