src/mesa/drivers/dri/i965/brw_vtbl.c

   1 /*
   2  Copyright (C) Intel Corp.  2006.  All Rights Reserved.
   3  Intel funded Tungsten Graphics (http://www.tungstengraphics.com) to
   4  develop this 3D driver.
   5
   6  Permission is hereby granted, free of charge, to any person obtaining
   7  a copy of this software and associated documentation files (the
   8  "Software"), to deal in the Software without restriction, including
   9  without limitation the rights to use, copy, modify, merge, publish,
  10  distribute, sublicense, and/or sell copies of the Software, and to
  11  permit persons to whom the Software is furnished to do so, subject to
  12  the following conditions:
  13
  14  The above copyright notice and this permission notice (including the
  15  next paragraph) shall be included in all copies or substantial
  16  portions of the Software.
  17
  18  THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
  19  EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
  20  MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
  21  IN NO EVENT SHALL THE COPYRIGHT OWNER(S) AND/OR ITS SUPPLIERS BE
  22  LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
  23  OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
  24  WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
  25
  26  **********************************************************************/
  27  /*
  28   * Authors:
  29   *   Keith Whitwell <keith@tungstengraphics.com>
  30   */
  31
  32
  33
  34
  35 #include "main/glheader.h"
  36 #include "main/mtypes.h"
  37 #include "main/imports.h"
  38 #include "main/macros.h"
  39 #include "main/colormac.h"
  40
  41 #include "intel_batchbuffer.h"
  42 #include "intel_regions.h"
  43
  44 #include "brw_context.h"
  45 #include "brw_defines.h"
  46 #include "brw_state.h"
  47
  48 #include "brw_draw.h"
  49 #include "brw_state.h"
  50 #include "brw_fallback.h"
  51 #include "brw_vs.h"
  52 #include <stdarg.h>
  53
  54 static void
  55 dri_bo_release(dri_bo **bo)
  56 {
  57    dri_bo_unreference(*bo);
  58    *bo = NULL;
  59 }
  60
  61 /* called from intelDestroyContext()
  62  */
  63 static void brw_destroy_context( struct intel_context *intel )
  64 {
  65    GLcontext *ctx = &intel->ctx;
  66    struct brw_context *brw = brw_context(&intel->ctx);
  67    int i;
  68
  69    brw_destroy_metaops(brw);
  70    brw_destroy_state(brw);
  71    brw_draw_destroy( brw );
  72
  73    brw_FrameBufferTexDestroy( brw );
  74
  75    for (i = 0; i < brw->state.nr_draw_regions; i++)
  76        intel_region_release(&brw->state.draw_regions[i]);
  77    brw->state.nr_draw_regions = 0;
  78    intel_region_release(&brw->state.depth_region);
  79
  80    dri_bo_release(&brw->curbe.curbe_bo);
  81    dri_bo_release(&brw->vs.prog_bo);
  82    dri_bo_release(&brw->vs.state_bo);
  83    dri_bo_release(&brw->gs.prog_bo);
  84    dri_bo_release(&brw->gs.state_bo);
  85    dri_bo_release(&brw->clip.prog_bo);
  86    dri_bo_release(&brw->clip.state_bo);
  87    dri_bo_release(&brw->clip.vp_bo);
  88    dri_bo_release(&brw->sf.prog_bo);
  89    dri_bo_release(&brw->sf.state_bo);
  90    dri_bo_release(&brw->sf.vp_bo);
  91    for (i = 0; i < BRW_MAX_TEX_UNIT; i++)
  92       dri_bo_release(&brw->wm.sdc_bo[i]);
  93    dri_bo_release(&brw->wm.bind_bo);
  94    for (i = 0; i < BRW_WM_MAX_SURF; i++)
  95       dri_bo_release(&brw->wm.surf_bo[i]);
  96    dri_bo_release(&brw->wm.prog_bo);
  97    dri_bo_release(&brw->wm.state_bo);
  98    dri_bo_release(&brw->cc.prog_bo);
  99    dri_bo_release(&brw->cc.state_bo);
 100    dri_bo_release(&brw->cc.vp_bo);
 101 }
 102
 103 /* called from intelDrawBuffer()
 104  */
 105 static void brw_set_draw_region( struct intel_context *intel,
 106                                   struct intel_region *draw_regions[],
 107                                   struct intel_region *depth_region,
 108                                 GLuint num_regions)
 109 {
 110    struct brw_context *brw = brw_context(&intel->ctx);
 111    int i;
 112    if (brw->state.depth_region != depth_region)
 113       brw->state.dirty.brw |= BRW_NEW_DEPTH_BUFFER;
 114    for (i = 0; i < brw->state.nr_draw_regions; i++)
 115        intel_region_release(&brw->state.draw_regions[i]);
 116    intel_region_release(&brw->state.depth_region);
 117    for (i = 0; i < num_regions; i++)
 118        intel_region_reference(&brw->state.draw_regions[i], draw_regions[i]);
 119    intel_region_reference(&brw->state.depth_region, depth_region);
 120    brw->state.nr_draw_regions = num_regions;
 121 }
 122
 123
 124 /* called from intelFlushBatchLocked
 125  */
 126 static void brw_new_batch( struct intel_context *intel )
 127 {
 128    struct brw_context *brw = brw_context(&intel->ctx);
 129
 130    /* Check that we didn't just wrap our batchbuffer at a bad time. */
 131    assert(!brw->no_batch_wrap);
 132
 133    brw->curbe.need_new_bo = GL_TRUE;
 134
 135    /* Mark all context state as needing to be re-emitted.
 136     * This is probably not as severe as on 915, since almost all of our state
 137     * is just in referenced buffers.
 138     */
 139    brw->state.dirty.brw |= BRW_NEW_CONTEXT;
 140
 141    brw->state.dirty.mesa |= ~0;
 142    brw->state.dirty.brw |= ~0;
 143    brw->state.dirty.cache |= ~0;
 144
 145    /* Move to the end of the current upload buffer so that we'll force choosing
 146     * a new buffer next time.
 147     */
 148    if (brw->vb.upload.bo != NULL) {
 149       dri_bo_unreference(brw->vb.upload.bo);
 150       brw->vb.upload.bo = NULL;
 151       brw->vb.upload.offset = 0;
 152    }
 153 }
 154
 155 static void brw_note_fence( struct intel_context *intel,
 156                             GLuint fence )
 157 {
 158    brw_context(&intel->ctx)->state.dirty.brw |= BRW_NEW_FENCE;
 159 }
 160
 161 static void brw_note_unlock( struct intel_context *intel )
 162 {
 163    struct brw_context *brw = brw_context(&intel->ctx);
 164
 165    brw_state_cache_check_size(brw);
 166
 167    brw_context(&intel->ctx)->state.dirty.brw |= BRW_NEW_LOCK;
 168 }
 169
 170
 171 void brw_do_flush( struct brw_context *brw,
 172                    GLuint flags )
 173 {
 174    struct brw_mi_flush flush;
 175    memset(&flush, 0, sizeof(flush));
 176    flush.opcode = CMD_MI_FLUSH;
 177    flush.flags = flags;
 178    BRW_BATCH_STRUCT(brw, &flush);
 179 }
 180
 181
 182 static void brw_emit_flush( struct intel_context *intel,
 183                         GLuint unused )
 184 {
 185    brw_do_flush(brw_context(&intel->ctx),
 186                 BRW_FLUSH_STATE_CACHE|BRW_FLUSH_READ_CACHE);
 187 }
 188
 189
 190 /* called from intelWaitForIdle() and intelFlush()
 191  *
 192  * For now, just flush everything.  Could be smarter later.
 193  */
 194 static GLuint brw_flush_cmd( void )
 195 {
 196    struct brw_mi_flush flush;
 197    flush.opcode = CMD_MI_FLUSH;
 198    flush.pad = 0;
 199    flush.flags = BRW_FLUSH_READ_CACHE | BRW_FLUSH_STATE_CACHE;
 200    return *(GLuint *)&flush;
 201 }
 202
 203 static void brw_invalidate_state( struct intel_context *intel, GLuint new_state )
 204 {
 205    /* nothing */
 206 }
 207
 208
 209 void brwInitVtbl( struct brw_context *brw )
 210 {
 211    brw->intel.vtbl.check_vertex_size = 0;
 212    brw->intel.vtbl.emit_state = 0;
 213    brw->intel.vtbl.reduced_primitive_state = 0;
 214    brw->intel.vtbl.render_start = 0;
 215    brw->intel.vtbl.update_texture_state = 0;
 216
 217    brw->intel.vtbl.invalidate_state = brw_invalidate_state;
 218    brw->intel.vtbl.note_fence = brw_note_fence;
 219    brw->intel.vtbl.note_unlock = brw_note_unlock;
 220    brw->intel.vtbl.new_batch = brw_new_batch;
 221    brw->intel.vtbl.destroy = brw_destroy_context;
 222    brw->intel.vtbl.set_draw_region = brw_set_draw_region;
 223    brw->intel.vtbl.flush_cmd = brw_flush_cmd;
 224    brw->intel.vtbl.emit_flush = brw_emit_flush;
 225    brw->intel.vtbl.debug_batch = brw_debug_batch;
 226 }
 227