radeonsi: remove redundant info.uses_fbfetch

Acked-by: Pierre-Eric Pelloux-Prayer <pierre-eric.pelloux-prayer@amd.com>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/6782>
diff --git a/src/gallium/drivers/radeonsi/si_descriptors.c b/src/gallium/drivers/radeonsi/si_descriptors.c
index 8f71ffd..2d0bfc4 100644
--- a/src/gallium/drivers/radeonsi/si_descriptors.c
+++ b/src/gallium/drivers/radeonsi/si_descriptors.c
@@ -863,7 +863,7 @@
       return;
 
    /* See whether FBFETCH is used and color buffer 0 is set. */
-   if (sctx->ps_shader.cso && sctx->ps_shader.cso->info.uses_fbfetch &&
+   if (sctx->ps_shader.cso && sctx->ps_shader.cso->info.base.fs.uses_fbfetch_output &&
        sctx->framebuffer.state.nr_cbufs && sctx->framebuffer.state.cbufs[0])
       surf = sctx->framebuffer.state.cbufs[0];
 
diff --git a/src/gallium/drivers/radeonsi/si_shader.h b/src/gallium/drivers/radeonsi/si_shader.h
index da74404..d267612 100644
--- a/src/gallium/drivers/radeonsi/si_shader.h
+++ b/src/gallium/drivers/radeonsi/si_shader.h
@@ -382,7 +382,6 @@
    bool writes_layer;
    bool uses_bindless_samplers;
    bool uses_bindless_images;
-   bool uses_fbfetch;
 
    /** Whether all codepaths write tess factors in all invocations. */
    bool tessfactors_are_def_in_all_invocs;
diff --git a/src/gallium/drivers/radeonsi/si_shader_nir.c b/src/gallium/drivers/radeonsi/si_shader_nir.c
index 44b1a71..2d6c612 100644
--- a/src/gallium/drivers/radeonsi/si_shader_nir.c
+++ b/src/gallium/drivers/radeonsi/si_shader_nir.c
@@ -137,10 +137,6 @@
          if (is_output_load) {
             /* Output loads have only a few things that we need to track. */
             info->output_readmask[loc] |= mask;
-
-            if (info->stage == MESA_SHADER_FRAGMENT &&
-                nir_intrinsic_io_semantics(intr).fb_fetch_output)
-               info->uses_fbfetch = true;
          } else if (mask) {
             /* Output stores. */
             if (info->stage == MESA_SHADER_GEOMETRY) {