src/gallium/drivers/i965/brw_pipe_flush.c

   1
   2 #include "util/u_upload_mgr.h"
   3
   4 #include "brw_context.h"
   5 #include "brw_screen.h"
   6 #include "brw_batchbuffer.h"
   7
   8
   9
  10 /* All batchbuffer flushes must go through this function.
  11  */
  12 void brw_context_flush( struct brw_context *brw )
  13 {
  14    /*
  15     *
  16     */
  17    brw_emit_query_end(brw);
  18
  19    /* Move to the end of the current upload buffer so that we'll force choosing
  20     * a new buffer next time.
  21     */
  22    u_upload_flush( brw->vb.upload_vertex );
  23    u_upload_flush( brw->vb.upload_index );
  24
  25    _brw_batchbuffer_flush( brw->batch, __FILE__, __LINE__ );
  26
  27    /* Mark all context state as needing to be re-emitted.
  28     * This is probably not as severe as on 915, since almost all of our state
  29     * is just in referenced buffers.
  30     */
  31    brw->state.dirty.brw |= BRW_NEW_CONTEXT;
  32    brw->state.dirty.mesa |= ~0;
  33    brw->state.dirty.brw |= ~0;
  34    brw->state.dirty.cache |= ~0;
  35
  36    brw->curbe.need_new_bo = GL_TRUE;
  37 }
  38
  39 static void
  40 brw_flush( struct pipe_context *pipe,
  41            unsigned flags,
  42            struct pipe_fence_handle **fence )
  43 {
  44    brw_context_flush( brw_context( pipe ) );
  45    if (fence)
  46       *fence = NULL;
  47 }
  48
  49 static unsigned brw_is_buffer_referenced(struct pipe_context *pipe,
  50                                   struct pipe_buffer *buffer)
  51 {
  52    struct brw_context *brw = brw_context(pipe);
  53    struct brw_screen *bscreen = brw_screen(brw->base.screen);
  54
  55    return brw_is_buffer_referenced_by_bo( bscreen,
  56                                           buffer,
  57                                           brw->batch->buf );
  58 }
  59
  60 static unsigned brw_is_texture_referenced(struct pipe_context *pipe,
  61                                    struct pipe_texture *texture,
  62                                    unsigned face,
  63                                    unsigned level)
  64 {
  65    struct brw_context *brw = brw_context(pipe);
  66    struct brw_screen *bscreen = brw_screen(brw->base.screen);
  67
  68    return brw_is_texture_referenced_by_bo( bscreen,
  69                                            texture, face, level,
  70                                            brw->batch->buf );
  71 }
  72
  73 void brw_pipe_flush_init( struct brw_context *brw )
  74 {
  75    brw->base.flush = brw_flush;
  76    brw->base.is_buffer_referenced = brw_is_buffer_referenced;
  77    brw->base.is_texture_referenced = brw_is_texture_referenced;
  78 }
  79
  80
  81 void brw_pipe_flush_cleanup( struct brw_context *brw )
  82 {
  83 }