radeonsi: generate buffer_id_unique for u_threaded_context

Reviewed-by: Pierre-Eric Pelloux-Prayer <pierre-eric.pelloux-prayer@amd.com>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/10813>

src/gallium/drivers/radeonsi/si_buffer.c

@@ -221,11 +221,13 @@ bool si_alloc_resource(struct si_screen *sscreen, struct si_resource *res)
 static void si_resource_destroy(struct pipe_screen *screen, struct pipe_resource *buf)
 {
    if (buf->target == PIPE_BUFFER) {
+      struct si_screen *sscreen = (struct si_screen *)screen;
       struct si_resource *buffer = si_resource(buf);
 
       threaded_resource_deinit(buf);
       util_range_destroy(&buffer->valid_buffer_range);
       radeon_bo_reference(((struct si_screen*)screen)->ws, &buffer->buf, NULL);
+      util_idalloc_mt_free(&sscreen->buffer_ids, buffer->b.buffer_id_unique);
       FREE(buffer);
    } else if (buf->flags & SI_RESOURCE_AUX_PLANE) {
       struct si_auxiliary_texture *tex = (struct si_auxiliary_texture *)buf;
@@ -303,6 +305,8 @@ void si_replace_buffer_storage(struct pipe_context *ctx, struct pipe_resource *d
    assert(sdst->domains == ssrc->domains);
 
    si_rebind_buffer(sctx, dst);
+
+   util_idalloc_mt_free(&sctx->screen->buffer_ids, delete_buffer_id);
 }
 
 static void si_invalidate_resource(struct pipe_context *ctx, struct pipe_resource *resource)
@@ -608,6 +612,8 @@ static struct pipe_resource *si_buffer_create(struct pipe_screen *screen,
       FREE(buf);
       return NULL;
    }
+
+   buf->b.buffer_id_unique = util_idalloc_mt_alloc(&sscreen->buffer_ids);
    return &buf->b.b;
 }
 
@@ -660,7 +666,7 @@ static struct pipe_resource *si_buffer_from_user_memory(struct pipe_screen *scre
    buf->gpu_address = ws->buffer_get_virtual_address(buf->buf);
    buf->vram_usage_kb = 0;
    buf->gart_usage_kb = templ->width0 / 1024;
-
+   buf->b.buffer_id_unique = util_idalloc_mt_alloc(&sscreen->buffer_ids);
    return &buf->b.b;
 }
 
@@ -694,6 +700,7 @@ struct pipe_resource *si_buffer_from_winsys_buffer(struct pipe_screen *screen,
       res->flags |= RADEON_FLAG_SPARSE;
    }
 
+   res->b.buffer_id_unique = util_idalloc_mt_alloc(&sscreen->buffer_ids);
    return &res->b.b;
 }
 

src/gallium/drivers/radeonsi/si_pipe.c

@@ -876,6 +876,8 @@ static void si_destroy_screen(struct pipe_screen *pscreen)
 
    disk_cache_destroy(sscreen->disk_shader_cache);
    util_live_shader_cache_deinit(&sscreen->live_shader_cache);
+   util_idalloc_mt_fini(&sscreen->buffer_ids);
+
    sscreen->ws->destroy(sscreen->ws);
    FREE(sscreen);
 }
@@ -1027,6 +1029,7 @@ static struct pipe_screen *radeonsi_screen_create_impl(struct radeon_winsys *ws,
       return NULL;
    }
 
+   util_idalloc_mt_init_tc(&sscreen->buffer_ids);
 
    /* Set functions first. */
    sscreen->b.context_create = si_pipe_create_context;

src/gallium/drivers/radeonsi/si_pipe.h

@@ -666,6 +666,8 @@ struct si_screen {
    unsigned ps_wave_size;
    unsigned ge_wave_size;
    unsigned ngg_subgroup_size;
+
+   struct util_idalloc_mt buffer_ids;
 };
 
 struct si_sampler_view {