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