From 651b8baa826609ca3a305a3cbcd085435931573c Mon Sep 17 00:00:00 2001
From: Eric Anholt <eric@anholt.net>
Date: Thu, 13 Mar 2014 16:53:09 -0700
Subject: [PATCH] i965: Drop some more dead code from the old CACHED_BATCH
 feature.

Reviewed-by: Topi Pohjolainen <topi.pohjolainen@intel.com>
Reviewed-by: Kenneth Graunke <kenneth@whitecape.org>
---
 src/mesa/drivers/dri/i965/brw_blorp.cpp       |  1 -
 src/mesa/drivers/dri/i965/brw_context.h       |  9 ---------
 src/mesa/drivers/dri/i965/intel_batchbuffer.c | 27 ---------------------------
 src/mesa/drivers/dri/i965/intel_batchbuffer.h |  1 -
 4 files changed, 38 deletions(-)

diff --git a/src/mesa/drivers/dri/i965/brw_blorp.cpp b/src/mesa/drivers/dri/i965/brw_blorp.cpp
index f26d026..252219e 100644
--- a/src/mesa/drivers/dri/i965/brw_blorp.cpp
+++ b/src/mesa/drivers/dri/i965/brw_blorp.cpp
@@ -279,7 +279,6 @@ retry:
    brw->state.dirty.brw = ~0;
    brw->state.dirty.cache = ~0;
    brw->ib.type = -1;
-   intel_batchbuffer_clear_cache(brw);
 
    /* Flush the sampler cache so any texturing from the destination is
     * coherent.
diff --git a/src/mesa/drivers/dri/i965/brw_context.h b/src/mesa/drivers/dri/i965/brw_context.h
index 80dba10..32fc38b 100644
--- a/src/mesa/drivers/dri/i965/brw_context.h
+++ b/src/mesa/drivers/dri/i965/brw_context.h
@@ -820,12 +820,6 @@ enum shader_time_shader_type {
 #define CACHE_NEW_CLIP_UNIT              (1<<BRW_CLIP_UNIT)
 #define CACHE_NEW_CLIP_PROG              (1<<BRW_CLIP_PROG)
 
-struct brw_cached_batch_item {
-   struct header *header;
-   GLuint sz;
-   struct brw_cached_batch_item *next;
-};
-
 struct brw_vertex_buffer {
    /** Buffer object containing the uploaded vertex data */
    drm_intel_bo *bo;
@@ -877,8 +871,6 @@ struct intel_batchbuffer {
    drm_intel_bo *workaround_bo;
    bool need_workaround_flush;
 
-   struct cached_batch_item *cached_items;
-
    uint16_t emit, total;
    uint16_t used, reserved_space;
    uint32_t *map;
@@ -1129,7 +1121,6 @@ struct brw_context
    } state;
 
    struct brw_cache cache;
-   struct brw_cached_batch_item *cached_batch_items;
 
    /* Whether a meta-operation is in progress. */
    bool meta_in_progress;
diff --git a/src/mesa/drivers/dri/i965/intel_batchbuffer.c b/src/mesa/drivers/dri/i965/intel_batchbuffer.c
index fe95342..5a7cfcb 100644
--- a/src/mesa/drivers/dri/i965/intel_batchbuffer.c
+++ b/src/mesa/drivers/dri/i965/intel_batchbuffer.c
@@ -36,26 +36,6 @@
 static void
 intel_batchbuffer_reset(struct brw_context *brw);
 
-struct cached_batch_item {
-   struct cached_batch_item *next;
-   uint16_t header;
-   uint16_t size;
-};
-
-void
-intel_batchbuffer_clear_cache(struct brw_context *brw)
-{
-   struct cached_batch_item *item = brw->batch.cached_items;
-
-   while (item) {
-      struct cached_batch_item *next = item->next;
-      free(item);
-      item = next;
-   }
-
-   brw->batch.cached_items = NULL;
-}
-
 void
 intel_batchbuffer_init(struct brw_context *brw)
 {
@@ -88,7 +68,6 @@ intel_batchbuffer_reset(struct brw_context *brw)
    }
    brw->batch.last_bo = brw->batch.bo;
 
-   intel_batchbuffer_clear_cache(brw);
    brw_render_cache_set_clear(brw);
 
    brw->batch.bo = drm_intel_bo_alloc(brw->bufmgr, "batchbuffer",
@@ -125,11 +104,6 @@ intel_batchbuffer_reset_to_saved(struct brw_context *brw)
    brw->batch.used = brw->batch.saved.used;
    if (brw->batch.used == 0)
       brw->batch.ring = UNKNOWN_RING;
-
-   /* Cached batch state is dead, since we just cleared some unknown part of the
-    * batchbuffer.  Assume that the caller resets any other state necessary.
-    */
-   intel_batchbuffer_clear_cache(brw);
 }
 
 void
@@ -139,7 +113,6 @@ intel_batchbuffer_free(struct brw_context *brw)
    drm_intel_bo_unreference(brw->batch.last_bo);
    drm_intel_bo_unreference(brw->batch.bo);
    drm_intel_bo_unreference(brw->batch.workaround_bo);
-   intel_batchbuffer_clear_cache(brw);
 }
 
 static void
diff --git a/src/mesa/drivers/dri/i965/intel_batchbuffer.h b/src/mesa/drivers/dri/i965/intel_batchbuffer.h
index 779a7cc..7bdd836 100644
--- a/src/mesa/drivers/dri/i965/intel_batchbuffer.h
+++ b/src/mesa/drivers/dri/i965/intel_batchbuffer.h
@@ -36,7 +36,6 @@ void intel_batchbuffer_init(struct brw_context *brw);
 void intel_batchbuffer_free(struct brw_context *brw);
 void intel_batchbuffer_save_state(struct brw_context *brw);
 void intel_batchbuffer_reset_to_saved(struct brw_context *brw);
-void intel_batchbuffer_clear_cache(struct brw_context *brw);
 
 int _intel_batchbuffer_flush(struct brw_context *brw,
 			     const char *file, int line);
-- 
2.7.4