intel/compiler: use lower_image_samples_to_one

Reviewed-by: Faith Ekstrand <faith.ekstrand@collabora.com>
Reviewer-by: Alyssa Rosenzweig <alyssa@rosenzweig.io>
Signed-off-by: Amber Amber <amber@igalia.com>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/20813>

src/intel/compiler/brw_fs_nir.cpp

@@ -4623,11 +4623,6 @@ fs_visitor::nir_emit_intrinsic(const fs_builder &bld, nir_intrinsic_instr *instr
       break;
    }
 
-   case nir_intrinsic_image_samples:
-      /* The driver does not support multi-sampled images. */
-      bld.MOV(retype(dest, BRW_REGISTER_TYPE_D), brw_imm_d(1));
-      break;
-
    case nir_intrinsic_load_reloc_const_intel: {
       uint32_t id = nir_intrinsic_param_idx(instr);
       bld.emit(SHADER_OPCODE_MOV_RELOC_IMM,

src/intel/compiler/brw_nir_lower_storage_image.c

@@ -725,6 +725,7 @@ brw_nir_lower_storage_image(nir_shader *shader,
 
    const nir_lower_image_options image_options = {
       .lower_cube_size = true,
+      .lower_image_samples_to_one = true,
    };
 
    progress |= nir_lower_image(shader, &image_options);