nir: constify nir_ssa_alu_instr_src_components()

Reviewed-by: Jason Ekstrand <jason.ekstrand@intel.com>
Signed-off-by: Connor Abbott <cwabbott0@gmail.com>

diff --git a/src/glsl/nir/nir.h b/src/glsl/nir/nir.h
index 95e219168c112876de9be7256c5bfd88c281eded..befc7fce7240805fb7820a396bc5d6a6a8dbd487 100644 (file)
--- a/src/glsl/nir/nir.h
+++ b/src/glsl/nir/nir.h
@@ -725,7 +725,7 @@ nir_alu_instr_channel_used(nir_alu_instr *instr, unsigned src, unsigned channel)
  * used for a source
  */
 static inline unsigned
-nir_ssa_alu_instr_src_components(nir_alu_instr *instr, unsigned src)
+nir_ssa_alu_instr_src_components(const nir_alu_instr *instr, unsigned src)
 {
    assert(instr->dest.dest.is_ssa);