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(dri_bo **bo)
  52 {
  53    dri_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->gs.prog_bo);
  87    dri_bo_release(&brw->gs.state_bo);
  88    dri_bo_release(&brw->clip.prog_bo);
  89    dri_bo_release(&brw->clip.state_bo);
  90    dri_bo_release(&brw->clip.vp_bo);
  91    dri_bo_release(&brw->sf.prog_bo);
  92    dri_bo_release(&brw->sf.state_bo);
  93    dri_bo_release(&brw->sf.vp_bo);
  94    for (i = 0; i < BRW_MAX_TEX_UNIT; i++)
  95       dri_bo_release(&brw->wm.sdc_bo[i]);
  96    dri_bo_release(&brw->wm.bind_bo);
  97    for (i = 0; i < BRW_WM_MAX_SURF; i++)
  98       dri_bo_release(&brw->wm.surf_bo[i]);
  99    dri_bo_release(&brw->wm.sampler_bo);
 100    dri_bo_release(&brw->wm.prog_bo);
 101    dri_bo_release(&brw->wm.state_bo);
 102    dri_bo_release(&brw->cc.prog_bo);
 103    dri_bo_release(&brw->cc.state_bo);
 104    dri_bo_release(&brw->cc.vp_bo);
 105    dri_bo_release(&brw->cc.blend_state_bo);
 106    dri_bo_release(&brw->cc.depth_stencil_state_bo);
 107    dri_bo_release(&brw->cc.color_calc_state_bo);
 108 }
 109
 110
 111 /**
 112  * called from intelDrawBuffer()
 113  */
 114 static void brw_set_draw_region( struct intel_context *intel,
 115                                  struct intel_region *color_regions[],
 116                                  struct intel_region *depth_region,
 117                                  GLuint num_color_regions)
 118 {
 119    struct brw_context *brw = brw_context(&intel->ctx);
 120    GLuint i;
 121
 122    /* release old color/depth regions */
 123    if (brw->state.depth_region != depth_region)
 124       brw->state.dirty.brw |= BRW_NEW_DEPTH_BUFFER;
 125    for (i = 0; i < brw->state.nr_color_regions; i++)
 126        intel_region_release(&brw->state.color_regions[i]);
 127    intel_region_release(&brw->state.depth_region);
 128
 129    /* reference new color/depth regions */
 130    for (i = 0; i < num_color_regions; i++)
 131        intel_region_reference(&brw->state.color_regions[i], color_regions[i]);
 132    intel_region_reference(&brw->state.depth_region, depth_region);
 133    brw->state.nr_color_regions = num_color_regions;
 134 }
 135
 136
 137 /**
 138  * called from intel_batchbuffer_flush and children before sending a
 139  * batchbuffer off.
 140  */
 141 static void brw_finish_batch(struct intel_context *intel)
 142 {
 143    struct brw_context *brw = brw_context(&intel->ctx);
 144    brw_emit_query_end(brw);
 145
 146    if (brw->curbe.curbe_bo) {
 147       drm_intel_gem_bo_unmap_gtt(brw->curbe.curbe_bo);
 148       drm_intel_bo_unreference(brw->curbe.curbe_bo);
 149       brw->curbe.curbe_bo = NULL;
 150    }
 151 }
 152
 153
 154 /**
 155  * called from intelFlushBatchLocked
 156  */
 157 static void brw_new_batch( struct intel_context *intel )
 158 {
 159    struct brw_context *brw = brw_context(&intel->ctx);
 160
 161    /* Mark all context state as needing to be re-emitted.
 162     * This is probably not as severe as on 915, since almost all of our state
 163     * is just in referenced buffers.
 164     */
 165    brw->state.dirty.brw |= BRW_NEW_CONTEXT;
 166
 167    brw->state.dirty.mesa |= ~0;
 168    brw->state.dirty.brw |= ~0;
 169    brw->state.dirty.cache |= ~0;
 170
 171    /* Move to the end of the current upload buffer so that we'll force choosing
 172     * a new buffer next time.
 173     */
 174    if (brw->vb.upload.bo != NULL) {
 175       dri_bo_unreference(brw->vb.upload.bo);
 176       brw->vb.upload.bo = NULL;
 177       brw->vb.upload.offset = 0;
 178    }
 179 }
 180
 181 static void brw_invalidate_state( struct intel_context *intel, GLuint new_state )
 182 {
 183    /* nothing */
 184 }
 185
 186
 187 void brwInitVtbl( struct brw_context *brw )
 188 {
 189    brw->intel.vtbl.check_vertex_size = 0;
 190    brw->intel.vtbl.emit_state = 0;
 191    brw->intel.vtbl.reduced_primitive_state = 0;
 192    brw->intel.vtbl.render_start = 0;
 193    brw->intel.vtbl.update_texture_state = 0;
 194
 195    brw->intel.vtbl.invalidate_state = brw_invalidate_state;
 196    brw->intel.vtbl.new_batch = brw_new_batch;
 197    brw->intel.vtbl.finish_batch = brw_finish_batch;
 198    brw->intel.vtbl.destroy = brw_destroy_context;
 199    brw->intel.vtbl.set_draw_region = brw_set_draw_region;
 200    brw->intel.vtbl.debug_batch = brw_debug_batch;
 201 }