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