Revert 5 i965 patches: 8e27a4d2, 373143ed, c5bdf9be, 6f56e142, 88e3d404
[mesa.git] / src / mesa / drivers / dri / i965 / brw_gs_state.c
index a761c03153cd0a777d68327059122b963be5c08b..d0c92fafd0b2d5374703fbed301710847b5a2eb5 100644 (file)
@@ -1,8 +1,8 @@
 /*
  Copyright (C) Intel Corp.  2006.  All Rights Reserved.
- Intel funded Tungsten Graphics (http://www.tungstengraphics.com) to
+ Intel funded Tungsten Graphics to
  develop this 3D driver.
+
  Permission is hereby granted, free of charge, to any person obtaining
  a copy of this software and associated documentation files (the
  "Software"), to deal in the Software without restriction, including
  distribute, sublicense, and/or sell copies of the Software, and to
  permit persons to whom the Software is furnished to do so, subject to
  the following conditions:
+
  The above copyright notice and this permission notice (including the
  next paragraph) shall be included in all copies or substantial
  portions of the Software.
+
  THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
  EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
  MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
  LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
  OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
  WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+
  **********************************************************************/
  /*
   * Authors:
-  *   Keith Whitwell <keith@tungstengraphics.com>
+  *   Keith Whitwell <keithw@vmware.com>
   */
+
 
 
 #include "brw_context.h"
 #include "brw_state.h"
 #include "brw_defines.h"
-#include "main/macros.h"
-
-struct brw_gs_unit_key {
-   unsigned int total_grf;
-   unsigned int urb_entry_read_length;
-
-   unsigned int curbe_offset;
-
-   unsigned int nr_urb_entries, urb_size;
-   GLboolean prog_active;
-};
 
 static void
-gs_unit_populate_key(struct brw_context *brw, struct brw_gs_unit_key *key)
-{
-   memset(key, 0, sizeof(*key));
-
-   /* CACHE_NEW_GS_PROG */
-   key->prog_active = brw->gs.prog_active;
-   if (key->prog_active) {
-      key->total_grf = brw->gs.prog_data->total_grf;
-      key->urb_entry_read_length = brw->gs.prog_data->urb_read_length;
-   } else {
-      key->total_grf = 1;
-      key->urb_entry_read_length = 1;
-   }
-
-   /* BRW_NEW_CURBE_OFFSETS */
-   key->curbe_offset = brw->curbe.clip_start;
-
-   /* BRW_NEW_URB_FENCE */
-   key->nr_urb_entries = brw->urb.nr_gs_entries;
-   key->urb_size = brw->urb.vsize;
-}
-
-static dri_bo *
-gs_unit_create_from_key(struct brw_context *brw, struct brw_gs_unit_key *key)
+brw_upload_gs_unit(struct brw_context *brw)
 {
-   struct brw_gs_unit_state gs;
-   dri_bo *bo;
-
-   memset(&gs, 0, sizeof(gs));
-
-   gs.thread0.grf_reg_count = ALIGN(key->total_grf, 16) / 16 - 1;
-   if (key->prog_active) /* reloc */
-      gs.thread0.kernel_start_pointer = brw->gs.prog_bo->offset >> 6;
-
-   gs.thread1.floating_point_mode = BRW_FLOATING_POINT_NON_IEEE_754;
-   gs.thread1.single_program_flow = 1;
-
-   gs.thread3.dispatch_grf_start_reg = 1;
-   gs.thread3.const_urb_entry_read_offset = 0;
-   gs.thread3.const_urb_entry_read_length = 0;
-   gs.thread3.urb_entry_read_offset = 0;
-   gs.thread3.urb_entry_read_length = key->urb_entry_read_length;
-
-   gs.thread4.nr_urb_entries = key->nr_urb_entries;
-   gs.thread4.urb_entry_allocation_size = key->urb_size - 1;
-
-   gs.thread4.max_threads = 0; /* Hardware requirement */
-
-   if (BRW_IS_IGDNG(brw))
-      gs.thread4.rendering_enable = 1;
-
-   if (INTEL_DEBUG & DEBUG_STATS)
-      gs.thread4.stats_enable = 1;
-
-   bo = brw_upload_cache(&brw->cache, BRW_GS_UNIT,
-                        key, sizeof(*key),
-                        &brw->gs.prog_bo, 1,
-                        &gs, sizeof(gs),
-                        NULL, NULL);
-
-   if (key->prog_active) {
-      /* Emit GS program relocation */
-      dri_bo_emit_reloc(bo,
-                       I915_GEM_DOMAIN_INSTRUCTION, 0,
-                       gs.thread0.grf_reg_count << 1,
-                       offsetof(struct brw_gs_unit_state, thread0),
-                       brw->gs.prog_bo);
+   struct brw_gs_unit_state *gs;
+
+   gs = brw_state_batch(brw, AUB_TRACE_GS_STATE,
+                       sizeof(*gs), 32, &brw->ff_gs.state_offset);
+
+   memset(gs, 0, sizeof(*gs));
+
+   /* BRW_NEW_PROGRAM_CACHE | CACHE_NEW_GS_PROG */
+   if (brw->ff_gs.prog_active) {
+      gs->thread0.grf_reg_count = (ALIGN(brw->ff_gs.prog_data->total_grf, 16) /
+                                  16 - 1);
+
+      gs->thread0.kernel_start_pointer =
+        brw_program_reloc(brw,
+                          brw->ff_gs.state_offset +
+                          offsetof(struct brw_gs_unit_state, thread0),
+                          brw->ff_gs.prog_offset +
+                          (gs->thread0.grf_reg_count << 1)) >> 6;
+
+      gs->thread1.floating_point_mode = BRW_FLOATING_POINT_NON_IEEE_754;
+      gs->thread1.single_program_flow = 1;
+
+      gs->thread3.dispatch_grf_start_reg = 1;
+      gs->thread3.const_urb_entry_read_offset = 0;
+      gs->thread3.const_urb_entry_read_length = 0;
+      gs->thread3.urb_entry_read_offset = 0;
+      gs->thread3.urb_entry_read_length =
+         brw->ff_gs.prog_data->urb_read_length;
+
+      /* BRW_NEW_URB_FENCE */
+      gs->thread4.nr_urb_entries = brw->urb.nr_gs_entries;
+      gs->thread4.urb_entry_allocation_size = brw->urb.vsize - 1;
+
+      if (brw->urb.nr_gs_entries >= 8)
+        gs->thread4.max_threads = 1;
+      else
+        gs->thread4.max_threads = 0;
    }
 
-   return bo;
-}
+   if (brw->gen == 5)
+      gs->thread4.rendering_enable = 1;
 
-static void prepare_gs_unit(struct brw_context *brw)
-{
-   struct brw_gs_unit_key key;
+   if (unlikely(INTEL_DEBUG & DEBUG_STATS))
+      gs->thread4.stats_enable = 1;
 
-   gs_unit_populate_key(brw, &key);
+   gs->gs6.max_vp_index = brw->ctx.Const.MaxViewports - 1;
 
-   dri_bo_unreference(brw->gs.state_bo);
-   brw->gs.state_bo = brw_search_cache(&brw->cache, BRW_GS_UNIT,
-                                      &key, sizeof(key),
-                                      &brw->gs.prog_bo, 1,
-                                      NULL);
-   if (brw->gs.state_bo == NULL) {
-      brw->gs.state_bo = gs_unit_create_from_key(brw, &key);
-   }
+   brw->state.dirty.cache |= CACHE_NEW_FF_GS_UNIT;
 }
 
 const struct brw_tracked_state brw_gs_unit = {
    .dirty = {
       .mesa  = 0,
-      .brw   = (BRW_NEW_CURBE_OFFSETS |
+      .brw   = (BRW_NEW_BATCH |
+               BRW_NEW_PROGRAM_CACHE |
+               BRW_NEW_CURBE_OFFSETS |
                BRW_NEW_URB_FENCE),
-      .cache = CACHE_NEW_GS_PROG
+      .cache = CACHE_NEW_FF_GS_PROG
    },
-   .prepare = prepare_gs_unit,
+   .emit = brw_upload_gs_unit,
 };