src/gallium/drivers/i965/brw_pipe_flush.c

   1
   2 /**
   3  * called from brw_batchbuffer_flush and children before sending a
   4  * batchbuffer off.
   5  */
   6 static void brw_finish_batch(struct intel_context *intel)
   7 {
   8    struct brw_context *brw = brw_context(&intel->ctx);
   9    brw_emit_query_end(brw);
  10 }
  11
  12
  13 /**
  14  * called from intelFlushBatchLocked
  15  */
  16 static void brw_new_batch( struct brw_context *brw )
  17 {
  18    /* Check that we didn't just wrap our batchbuffer at a bad time. */
  19    assert(!brw->no_batch_wrap);
  20
  21    brw->curbe.need_new_bo = GL_TRUE;
  22
  23    /* Mark all context state as needing to be re-emitted.
  24     * This is probably not as severe as on 915, since almost all of our state
  25     * is just in referenced buffers.
  26     */
  27    brw->state.dirty.brw |= BRW_NEW_CONTEXT;
  28
  29    brw->state.dirty.mesa |= ~0;
  30    brw->state.dirty.brw |= ~0;
  31    brw->state.dirty.cache |= ~0;
  32
  33    /* Move to the end of the current upload buffer so that we'll force choosing
  34     * a new buffer next time.
  35     */
  36    if (brw->vb.upload.bo != NULL) {
  37       brw->sws->bo_unreference(brw->vb.upload.bo);
  38       brw->vb.upload.bo = NULL;
  39       brw->vb.upload.offset = 0;
  40    }
  41 }
  42
  43
  44 static void brw_note_fence( struct brw_context *brw, GLuint fence )
  45 {
  46    brw_context(&intel->ctx)->state.dirty.brw |= BRW_NEW_FENCE;
  47 }
  48
  49 /* called from intelWaitForIdle() and intelFlush()
  50  *
  51  * For now, just flush everything.  Could be smarter later.
  52  */
  53 static GLuint brw_flush_cmd( void )
  54 {
  55    struct brw_mi_flush flush;
  56    flush.opcode = CMD_MI_FLUSH;
  57    flush.pad = 0;
  58    flush.flags = BRW_FLUSH_STATE_CACHE;
  59    return *(GLuint *)&flush;
  60 }
  61
  62