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 /*
  29  * Authors:
  30  *   Keith Whitwell <keith@tungstengraphics.com>
  31  */
  32
  33 #include "main/glheader.h"
  34 #include "main/mtypes.h"
  35 #include "main/imports.h"
  36 #include "main/macros.h"
  37 #include "main/colormac.h"
  38
  39 #include "intel_batchbuffer.h"
  40 #include "intel_regions.h"
  41
  42 #include "brw_context.h"
  43 #include "brw_defines.h"
  44 #include "brw_state.h"
  45 #include "brw_draw.h"
  46 #include "brw_state.h"
  47 #include "brw_vs.h"
  48 #include "brw_wm.h"
  49
  50 static void
  51 dri_bo_release(drm_intel_bo **bo)
  52 {
  53    drm_intel_bo_unreference(*bo);
  54    *bo = NULL;
  55 }
  56
  57
  58 /**
  59  * called from intelDestroyContext()
  60  */
  61 static void brw_destroy_context( struct intel_context *intel )
  62 {
  63    struct brw_context *brw = brw_context(&intel->ctx);
  64    int i;
  65
  66    brw_destroy_state(brw);
  67    brw_draw_destroy( brw );
  68    brw_clear_validated_bos(brw);
  69    if (brw->wm.compile_data) {
  70       free(brw->wm.compile_data->instruction);
  71       free(brw->wm.compile_data->vreg);
  72       free(brw->wm.compile_data->refs);
  73       free(brw->wm.compile_data->prog_instructions);
  74       free(brw->wm.compile_data);
  75    }
  76
  77    for (i = 0; i < brw->state.nr_color_regions; i++)
  78       intel_region_release(&brw->state.color_regions[i]);
  79    brw->state.nr_color_regions = 0;
  80    intel_region_release(&brw->state.depth_region);
  81
  82    dri_bo_release(&brw->curbe.curbe_bo);
  83    dri_bo_release(&brw->vs.prog_bo);
  84    dri_bo_release(&brw->vs.state_bo);
  85    dri_bo_release(&brw->vs.bind_bo);
  86    dri_bo_release(&brw->vs.const_bo);
  87    dri_bo_release(&brw->gs.prog_bo);
  88    dri_bo_release(&brw->gs.state_bo);
  89    dri_bo_release(&brw->clip.prog_bo);
  90    dri_bo_release(&brw->clip.state_bo);
  91    dri_bo_release(&brw->clip.vp_bo);
  92    dri_bo_release(&brw->sf.prog_bo);
  93    dri_bo_release(&brw->sf.state_bo);
  94    dri_bo_release(&brw->sf.vp_bo);
  95    for (i = 0; i < BRW_MAX_TEX_UNIT; i++)
  96       dri_bo_release(&brw->wm.sdc_bo[i]);
  97    dri_bo_release(&brw->wm.bind_bo);
  98    for (i = 0; i < BRW_WM_MAX_SURF; i++)
  99       dri_bo_release(&brw->wm.surf_bo[i]);
 100    dri_bo_release(&brw->wm.sampler_bo);
 101    dri_bo_release(&brw->wm.prog_bo);
 102    dri_bo_release(&brw->wm.state_bo);
 103    dri_bo_release(&brw->wm.const_bo);
 104    dri_bo_release(&brw->wm.push_const_bo);
 105    dri_bo_release(&brw->cc.prog_bo);
 106    dri_bo_release(&brw->cc.state_bo);
 107    dri_bo_release(&brw->cc.vp_bo);
 108    dri_bo_release(&brw->cc.blend_state_bo);
 109    dri_bo_release(&brw->cc.depth_stencil_state_bo);
 110    dri_bo_release(&brw->cc.color_calc_state_bo);
 111
 112    free(brw->curbe.last_buf);
 113    free(brw->curbe.next_buf);
 114 }
 115
 116
 117 /**
 118  * called from intelDrawBuffer()
 119  */
 120 static void brw_set_draw_region( struct intel_context *intel,
 121                                  struct intel_region *color_regions[],
 122                                  struct intel_region *depth_region,
 123                                  GLuint num_color_regions)
 124 {
 125    struct brw_context *brw = brw_context(&intel->ctx);
 126    GLuint i;
 127
 128    /* release old color/depth regions */
 129    if (brw->state.depth_region != depth_region)
 130       brw->state.dirty.brw |= BRW_NEW_DEPTH_BUFFER;
 131    for (i = 0; i < brw->state.nr_color_regions; i++)
 132        intel_region_release(&brw->state.color_regions[i]);
 133    intel_region_release(&brw->state.depth_region);
 134
 135    /* reference new color/depth regions */
 136    for (i = 0; i < num_color_regions; i++)
 137        intel_region_reference(&brw->state.color_regions[i], color_regions[i]);
 138    intel_region_reference(&brw->state.depth_region, depth_region);
 139    brw->state.nr_color_regions = num_color_regions;
 140 }
 141
 142
 143 /**
 144  * called from intel_batchbuffer_flush and children before sending a
 145  * batchbuffer off.
 146  */
 147 static void brw_finish_batch(struct intel_context *intel)
 148 {
 149    struct brw_context *brw = brw_context(&intel->ctx);
 150    brw_emit_query_end(brw);
 151
 152    if (brw->curbe.curbe_bo) {
 153       drm_intel_gem_bo_unmap_gtt(brw->curbe.curbe_bo);
 154       drm_intel_bo_unreference(brw->curbe.curbe_bo);
 155       brw->curbe.curbe_bo = NULL;
 156    }
 157 }
 158
 159
 160 /**
 161  * called from intelFlushBatchLocked
 162  */
 163 static void brw_new_batch( struct intel_context *intel )
 164 {
 165    struct brw_context *brw = brw_context(&intel->ctx);
 166
 167    /* Mark all context state as needing to be re-emitted.
 168     * This is probably not as severe as on 915, since almost all of our state
 169     * is just in referenced buffers.
 170     */
 171    brw->state.dirty.brw |= BRW_NEW_CONTEXT;
 172
 173    brw->state.dirty.mesa |= ~0;
 174    brw->state.dirty.brw |= ~0;
 175    brw->state.dirty.cache |= ~0;
 176
 177    /* Move to the end of the current upload buffer so that we'll force choosing
 178     * a new buffer next time.
 179     */
 180    if (brw->vb.upload.bo != NULL) {
 181       drm_intel_bo_unreference(brw->vb.upload.bo);
 182       brw->vb.upload.bo = NULL;
 183       brw->vb.upload.offset = 0;
 184    }
 185 }
 186
 187 static void brw_invalidate_state( struct intel_context *intel, GLuint new_state )
 188 {
 189    /* nothing */
 190 }
 191
 192
 193 void brwInitVtbl( struct brw_context *brw )
 194 {
 195    brw->intel.vtbl.check_vertex_size = 0;
 196    brw->intel.vtbl.emit_state = 0;
 197    brw->intel.vtbl.reduced_primitive_state = 0;
 198    brw->intel.vtbl.render_start = 0;
 199    brw->intel.vtbl.update_texture_state = 0;
 200
 201    brw->intel.vtbl.invalidate_state = brw_invalidate_state;
 202    brw->intel.vtbl.new_batch = brw_new_batch;
 203    brw->intel.vtbl.finish_batch = brw_finish_batch;
 204    brw->intel.vtbl.destroy = brw_destroy_context;
 205    brw->intel.vtbl.set_draw_region = brw_set_draw_region;
 206    brw->intel.vtbl.debug_batch = brw_debug_batch;
 207 }