isl: Add a swizzle parameter to isl_buffer_fill_state()

This is necessary for legacy texture buffer object formats, where we'll
need to use a swizzle to fake e.g. luminance.

Reviewed-by: Jason Ekstrand <[email protected]>

1 files changed, 1 insertions, 0 deletions

diff --git a/src/mesa/drivers/dri/i965/brw_wm_surface_state.c b/src/mesa/drivers/dri/i965/brw_wm_surface_state.c
index a0984791614..8175fbf0db4 100644
--- a/src/mesa/drivers/dri/i965/brw_wm_surface_state.c
+++ b/src/mesa/drivers/dri/i965/brw_wm_surface_state.c
@@ -647,6 +647,7 @@ brw_emit_buffer_surface_state(struct brw_context *brw,
                                                     reloc_flags),
                          .size_B = buffer_size,
                          .format = surface_format,
+                         .swizzle = ISL_SWIZZLE_IDENTITY,
                          .stride_B = pitch,
                          .mocs = brw_get_bo_mocs(devinfo, bo));
 }