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_fallback.h"
  48 #include "brw_vs.h"
  49
  50
  51 static void
  52 dri_bo_release(dri_bo **bo)
  53 {
  54    dri_bo_unreference(*bo);
  55    *bo = NULL;
  56 }
  57
  58
  59 /**
  60  * called from intelDestroyContext()
  61  */
  62 static void brw_destroy_context( struct intel_context *intel )
  63 {
  64    struct brw_context *brw = brw_context(&intel->ctx);
  65    int i;
  66
  67    brw_destroy_state(brw);
  68    brw_draw_destroy( brw );
  69
  70    _mesa_free(brw->wm.compile_data);
  71
  72    for (i = 0; i < brw->state.nr_color_regions; i++)
  73       intel_region_release(&brw->state.color_regions[i]);
  74    brw->state.nr_color_regions = 0;
  75    intel_region_release(&brw->state.depth_region);
  76
  77    dri_bo_release(&brw->curbe.curbe_bo);
  78    dri_bo_release(&brw->vs.prog_bo);
  79    dri_bo_release(&brw->vs.state_bo);
  80    dri_bo_release(&brw->vs.bind_bo);
  81    dri_bo_release(&brw->gs.prog_bo);
  82    dri_bo_release(&brw->gs.state_bo);
  83    dri_bo_release(&brw->clip.prog_bo);
  84    dri_bo_release(&brw->clip.state_bo);
  85    dri_bo_release(&brw->clip.vp_bo);
  86    dri_bo_release(&brw->sf.prog_bo);
  87    dri_bo_release(&brw->sf.state_bo);
  88    dri_bo_release(&brw->sf.vp_bo);
  89    for (i = 0; i < BRW_MAX_TEX_UNIT; i++)
  90       dri_bo_release(&brw->wm.sdc_bo[i]);
  91    dri_bo_release(&brw->wm.bind_bo);
  92    for (i = 0; i < BRW_WM_MAX_SURF; i++)
  93       dri_bo_release(&brw->wm.surf_bo[i]);
  94    dri_bo_release(&brw->wm.sampler_bo);
  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
 103 /**
 104  * called from intelDrawBuffer()
 105  */
 106 static void brw_set_draw_region( struct intel_context *intel,
 107                                  struct intel_region *color_regions[],
 108                                  struct intel_region *depth_region,
 109                                  GLuint num_color_regions)
 110 {
 111    struct brw_context *brw = brw_context(&intel->ctx);
 112    GLuint i;
 113
 114    /* release old color/depth regions */
 115    if (brw->state.depth_region != depth_region)
 116       brw->state.dirty.brw |= BRW_NEW_DEPTH_BUFFER;
 117    for (i = 0; i < brw->state.nr_color_regions; i++)
 118        intel_region_release(&brw->state.color_regions[i]);
 119    intel_region_release(&brw->state.depth_region);
 120
 121    /* reference new color/depth regions */
 122    for (i = 0; i < num_color_regions; i++)
 123        intel_region_reference(&brw->state.color_regions[i], color_regions[i]);
 124    intel_region_reference(&brw->state.depth_region, depth_region);
 125    brw->state.nr_color_regions = num_color_regions;
 126 }
 127
 128
 129 /**
 130  * called from intel_batchbuffer_flush and children before sending a
 131  * batchbuffer off.
 132  */
 133 static void brw_finish_batch(struct intel_context *intel)
 134 {
 135    struct brw_context *brw = brw_context(&intel->ctx);
 136    brw_emit_query_end(brw);
 137 }
 138
 139
 140 /**
 141  * called from intelFlushBatchLocked
 142  */
 143 static void brw_new_batch( struct intel_context *intel )
 144 {
 145    struct brw_context *brw = brw_context(&intel->ctx);
 146
 147    /* Check that we didn't just wrap our batchbuffer at a bad time. */
 148    assert(!brw->no_batch_wrap);
 149
 150    brw->curbe.need_new_bo = GL_TRUE;
 151
 152    /* Mark all context state as needing to be re-emitted.
 153     * This is probably not as severe as on 915, since almost all of our state
 154     * is just in referenced buffers.
 155     */
 156    brw->state.dirty.brw |= BRW_NEW_CONTEXT;
 157
 158    brw->state.dirty.mesa |= ~0;
 159    brw->state.dirty.brw |= ~0;
 160    brw->state.dirty.cache |= ~0;
 161
 162    /* Move to the end of the current upload buffer so that we'll force choosing
 163     * a new buffer next time.
 164     */
 165    if (brw->vb.upload.bo != NULL) {
 166       dri_bo_unreference(brw->vb.upload.bo);
 167       brw->vb.upload.bo = NULL;
 168       brw->vb.upload.offset = 0;
 169    }
 170 }
 171
 172
 173 static void brw_note_fence( struct intel_context *intel, GLuint fence )
 174 {
 175    brw_context(&intel->ctx)->state.dirty.brw |= BRW_NEW_FENCE;
 176 }
 177
 178 /* called from intelWaitForIdle() and intelFlush()
 179  *
 180  * For now, just flush everything.  Could be smarter later.
 181  */
 182 static GLuint brw_flush_cmd( void )
 183 {
 184    struct brw_mi_flush flush;
 185    flush.opcode = CMD_MI_FLUSH;
 186    flush.pad = 0;
 187    flush.flags = BRW_FLUSH_STATE_CACHE;
 188    return *(GLuint *)&flush;
 189 }
 190
 191
 192 static void brw_invalidate_state( struct intel_context *intel, GLuint new_state )
 193 {
 194    /* nothing */
 195 }
 196
 197
 198 void brwInitVtbl( struct brw_context *brw )
 199 {
 200    brw->intel.vtbl.check_vertex_size = 0;
 201    brw->intel.vtbl.emit_state = 0;
 202    brw->intel.vtbl.reduced_primitive_state = 0;
 203    brw->intel.vtbl.render_start = 0;
 204    brw->intel.vtbl.update_texture_state = 0;
 205
 206    brw->intel.vtbl.invalidate_state = brw_invalidate_state;
 207    brw->intel.vtbl.note_fence = brw_note_fence;
 208    brw->intel.vtbl.new_batch = brw_new_batch;
 209    brw->intel.vtbl.finish_batch = brw_finish_batch;
 210    brw->intel.vtbl.destroy = brw_destroy_context;
 211    brw->intel.vtbl.set_draw_region = brw_set_draw_region;
 212    brw->intel.vtbl.flush_cmd = brw_flush_cmd;
 213    brw->intel.vtbl.debug_batch = brw_debug_batch;
 214 }