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    struct brw_context *brw = brw_context(&intel->ctx);
  66    int i;
  67
  68    brw_destroy_metaops(brw);
  69    brw_destroy_state(brw);
  70    brw_draw_destroy( brw );
  71
  72    brw_FrameBufferTexDestroy( brw );
  73
  74    for (i = 0; i < brw->state.nr_draw_regions; i++)
  75        intel_region_release(&brw->state.draw_regions[i]);
  76    brw->state.nr_draw_regions = 0;
  77    intel_region_release(&brw->state.depth_region);
  78
  79    dri_bo_release(&brw->curbe.curbe_bo);
  80    dri_bo_release(&brw->vs.prog_bo);
  81    dri_bo_release(&brw->vs.state_bo);
  82    dri_bo_release(&brw->gs.prog_bo);
  83    dri_bo_release(&brw->gs.state_bo);
  84    dri_bo_release(&brw->clip.prog_bo);
  85    dri_bo_release(&brw->clip.state_bo);
  86    dri_bo_release(&brw->clip.vp_bo);
  87    dri_bo_release(&brw->sf.prog_bo);
  88    dri_bo_release(&brw->sf.state_bo);
  89    dri_bo_release(&brw->sf.vp_bo);
  90    for (i = 0; i < BRW_MAX_TEX_UNIT; i++)
  91       dri_bo_release(&brw->wm.sdc_bo[i]);
  92    dri_bo_release(&brw->wm.bind_bo);
  93    for (i = 0; i < BRW_WM_MAX_SURF; i++)
  94       dri_bo_release(&brw->wm.surf_bo[i]);
  95    dri_bo_release(&brw->wm.prog_bo);
  96    dri_bo_release(&brw->wm.state_bo);
  97    dri_bo_release(&brw->cc.prog_bo);
  98    dri_bo_release(&brw->cc.state_bo);
  99    dri_bo_release(&brw->cc.vp_bo);
 100 }
 101
 102 /* called from intelDrawBuffer()
 103  */
 104 static void brw_set_draw_region( struct intel_context *intel,
 105                                   struct intel_region *draw_regions[],
 106                                   struct intel_region *depth_region,
 107                                 GLuint num_regions)
 108 {
 109    struct brw_context *brw = brw_context(&intel->ctx);
 110    int i;
 111    if (brw->state.depth_region != depth_region)
 112       brw->state.dirty.brw |= BRW_NEW_DEPTH_BUFFER;
 113    for (i = 0; i < brw->state.nr_draw_regions; i++)
 114        intel_region_release(&brw->state.draw_regions[i]);
 115    intel_region_release(&brw->state.depth_region);
 116    for (i = 0; i < num_regions; i++)
 117        intel_region_reference(&brw->state.draw_regions[i], draw_regions[i]);
 118    intel_region_reference(&brw->state.depth_region, depth_region);
 119    brw->state.nr_draw_regions = num_regions;
 120 }
 121
 122 /* called from intel_batchbuffer_flush and children before sending a
 123  * batchbuffer off.
 124  */
 125 static void brw_finish_batch(struct intel_context *intel)
 126 {
 127    struct brw_context *brw = brw_context(&intel->ctx);
 128
 129    brw_emit_query_end(brw);
 130 }
 131
 132 /* called from intelFlushBatchLocked
 133  */
 134 static void brw_new_batch( struct intel_context *intel )
 135 {
 136    struct brw_context *brw = brw_context(&intel->ctx);
 137
 138    /* Check that we didn't just wrap our batchbuffer at a bad time. */
 139    assert(!brw->no_batch_wrap);
 140
 141    brw->curbe.need_new_bo = GL_TRUE;
 142
 143    /* Mark all context state as needing to be re-emitted.
 144     * This is probably not as severe as on 915, since almost all of our state
 145     * is just in referenced buffers.
 146     */
 147    brw->state.dirty.brw |= BRW_NEW_CONTEXT;
 148
 149    brw->state.dirty.mesa |= ~0;
 150    brw->state.dirty.brw |= ~0;
 151    brw->state.dirty.cache |= ~0;
 152
 153    /* Move to the end of the current upload buffer so that we'll force choosing
 154     * a new buffer next time.
 155     */
 156    if (brw->vb.upload.bo != NULL) {
 157       dri_bo_unreference(brw->vb.upload.bo);
 158       brw->vb.upload.bo = NULL;
 159       brw->vb.upload.offset = 0;
 160    }
 161 }
 162
 163 static void brw_note_fence( struct intel_context *intel,
 164                             GLuint fence )
 165 {
 166    brw_context(&intel->ctx)->state.dirty.brw |= BRW_NEW_FENCE;
 167 }
 168
 169 static void brw_note_unlock( struct intel_context *intel )
 170 {
 171    struct brw_context *brw = brw_context(&intel->ctx);
 172
 173    brw_state_cache_check_size(brw);
 174
 175    brw_context(&intel->ctx)->state.dirty.brw |= BRW_NEW_LOCK;
 176 }
 177
 178
 179 void brw_do_flush( struct brw_context *brw,
 180                    GLuint flags )
 181 {
 182    struct brw_mi_flush flush;
 183    memset(&flush, 0, sizeof(flush));
 184    flush.opcode = CMD_MI_FLUSH;
 185    flush.flags = flags;
 186    BRW_BATCH_STRUCT(brw, &flush);
 187 }
 188
 189
 190 static void brw_emit_flush( struct intel_context *intel,
 191                         GLuint unused )
 192 {
 193    brw_do_flush(brw_context(&intel->ctx),
 194                 BRW_FLUSH_STATE_CACHE|BRW_FLUSH_READ_CACHE);
 195 }
 196
 197
 198 /* called from intelWaitForIdle() and intelFlush()
 199  *
 200  * For now, just flush everything.  Could be smarter later.
 201  */
 202 static GLuint brw_flush_cmd( void )
 203 {
 204    struct brw_mi_flush flush;
 205    flush.opcode = CMD_MI_FLUSH;
 206    flush.pad = 0;
 207    flush.flags = BRW_FLUSH_READ_CACHE | BRW_FLUSH_STATE_CACHE;
 208    return *(GLuint *)&flush;
 209 }
 210
 211 static void brw_invalidate_state( struct intel_context *intel, GLuint new_state )
 212 {
 213    /* nothing */
 214 }
 215
 216
 217 void brwInitVtbl( struct brw_context *brw )
 218 {
 219    brw->intel.vtbl.check_vertex_size = 0;
 220    brw->intel.vtbl.emit_state = 0;
 221    brw->intel.vtbl.reduced_primitive_state = 0;
 222    brw->intel.vtbl.render_start = 0;
 223    brw->intel.vtbl.update_texture_state = 0;
 224
 225    brw->intel.vtbl.invalidate_state = brw_invalidate_state;
 226    brw->intel.vtbl.note_fence = brw_note_fence;
 227    brw->intel.vtbl.note_unlock = brw_note_unlock;
 228    brw->intel.vtbl.new_batch = brw_new_batch;
 229    brw->intel.vtbl.finish_batch = brw_finish_batch;
 230    brw->intel.vtbl.destroy = brw_destroy_context;
 231    brw->intel.vtbl.set_draw_region = brw_set_draw_region;
 232    brw->intel.vtbl.flush_cmd = brw_flush_cmd;
 233    brw->intel.vtbl.emit_flush = brw_emit_flush;
 234    brw->intel.vtbl.debug_batch = brw_debug_batch;
 235 }
 236