The sampling hardware can handle them ok. It just looks at the tiling to
determine whether it's the new gen9 1-D layout or the old one. The render
hardware isn't so smart.
---
src/mesa/drivers/dri/i965/brw_blorp.c | 6 ++++++
1 file changed, 6 insertions(+)
diff --git a/src/mesa/drivers/dri/i965/brw_blorp.c
b/src/mesa/drivers/dri/i965/brw_blorp.c
index cd8d066..bd139e3 100644
--- a/src/mesa/drivers/dri/i965/brw_blorp.c
+++ b/src/mesa/drivers/dri/i965/brw_blorp.c
@@ -382,6 +382,12 @@ brw_blorp_emit_surface_state(struct brw_context *brw,
struct isl_surf surf = surface->surf;
+ if (surf.dim == ISL_SURF_DIM_1D &&
+ surf.dim_layout == ISL_DIM_LAYOUT_GEN4_2D) {
+ assert(surf.logical_level0_px.height == 1);
+ surf.dim = ISL_SURF_DIM_2D;
+ }
+
union isl_color_value clear_color = { .u32 = { 0, 0, 0, 0 } };
const struct isl_surf *aux_surf = NULL;
--
2.5.0.400.gff86faf
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