184 lines
4.9 KiB
C
184 lines
4.9 KiB
C
/**************************************************************************
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*
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* Copyright 2007 VMware, Inc.
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* All Rights Reserved.
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*
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* Permission is hereby granted, free of charge, to any person obtaining a
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* copy of this software and associated documentation files (the
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* "Software"), to deal in the Software without restriction, including
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* without limitation the rights to use, copy, modify, merge, publish,
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* distribute, sub license, and/or sell copies of the Software, and to
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* permit persons to whom the Software is furnished to do so, subject to
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* the following conditions:
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*
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* The above copyright notice and this permission notice (including the
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* next paragraph) shall be included in all copies or substantial portions
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* of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
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* OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
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* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT.
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* IN NO EVENT SHALL VMWARE AND/OR ITS SUPPLIERS BE LIABLE FOR
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* ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
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* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
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* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
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*
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**************************************************************************/
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/*
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* Authors:
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* Keith Whitwell <keithw@vmware.com>
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* Brian Paul
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*/
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#include "main/glheader.h"
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#include "main/macros.h"
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#include "main/context.h"
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#include "st_context.h"
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#include "st_cb_bitmap.h"
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#include "st_cb_flush.h"
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#include "st_cb_clear.h"
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#include "st_context.h"
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#include "st_manager.h"
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#include "pipe/p_context.h"
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#include "pipe/p_defines.h"
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#include "pipe/p_screen.h"
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#include "util/u_gen_mipmap.h"
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void
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st_flush(struct st_context *st,
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struct pipe_fence_handle **fence,
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unsigned flags)
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{
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/* We want to call this function periodically.
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* Typically, it has nothing to do so it shouldn't be expensive.
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*/
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st_context_free_zombie_objects(st);
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st_flush_bitmap_cache(st);
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st->pipe->flush(st->pipe, fence, flags);
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}
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/**
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* Flush, and wait for completion.
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*/
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void
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st_finish(struct st_context *st)
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{
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struct pipe_fence_handle *fence = NULL;
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st_flush(st, &fence, PIPE_FLUSH_ASYNC | PIPE_FLUSH_HINT_FINISH);
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if (fence) {
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st->screen->fence_finish(st->screen, NULL, fence,
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PIPE_TIMEOUT_INFINITE);
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st->screen->fence_reference(st->screen, &fence, NULL);
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}
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st_manager_flush_swapbuffers();
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}
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void
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st_glFlush(struct gl_context *ctx, unsigned gallium_flush_flags)
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{
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struct st_context *st = st_context(ctx);
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/* Don't call st_finish() here. It is not the state tracker's
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* responsibilty to inject sleeps in the hope of avoiding buffer
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* synchronization issues. Calling finish() here will just hide
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* problems that need to be fixed elsewhere.
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*/
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st_flush(st, NULL, gallium_flush_flags);
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st_manager_flush_frontbuffer(st);
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}
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void
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st_glFinish(struct gl_context *ctx)
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{
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struct st_context *st = st_context(ctx);
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st_finish(st);
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st_manager_flush_frontbuffer(st);
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}
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static GLenum
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gl_reset_status_from_pipe_reset_status(enum pipe_reset_status status)
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{
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switch (status) {
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case PIPE_NO_RESET:
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return GL_NO_ERROR;
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case PIPE_GUILTY_CONTEXT_RESET:
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return GL_GUILTY_CONTEXT_RESET_ARB;
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case PIPE_INNOCENT_CONTEXT_RESET:
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return GL_INNOCENT_CONTEXT_RESET_ARB;
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case PIPE_UNKNOWN_CONTEXT_RESET:
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return GL_UNKNOWN_CONTEXT_RESET_ARB;
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default:
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assert(0);
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return GL_NO_ERROR;
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}
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}
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static void
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st_device_reset_callback(void *data, enum pipe_reset_status status)
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{
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struct st_context *st = data;
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assert(status != PIPE_NO_RESET);
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st->reset_status = status;
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_mesa_set_context_lost_dispatch(st->ctx);
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}
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/**
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* Query information about GPU resets observed by this context
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*
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* Called via \c dd_function_table::GetGraphicsResetStatus.
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*/
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static GLenum
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st_get_graphics_reset_status(struct gl_context *ctx)
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{
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struct st_context *st = st_context(ctx);
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enum pipe_reset_status status;
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if (st->reset_status != PIPE_NO_RESET) {
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status = st->reset_status;
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st->reset_status = PIPE_NO_RESET;
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} else {
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status = st->pipe->get_device_reset_status(st->pipe);
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if (status != PIPE_NO_RESET)
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st_device_reset_callback(st, status);
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}
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return gl_reset_status_from_pipe_reset_status(status);
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}
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void
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st_install_device_reset_callback(struct st_context *st)
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{
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if (st->pipe->set_device_reset_callback) {
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struct pipe_device_reset_callback cb;
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cb.reset = st_device_reset_callback;
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cb.data = st;
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st->pipe->set_device_reset_callback(st->pipe, &cb);
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}
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}
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void
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st_init_flush_functions(struct pipe_screen *screen,
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struct dd_function_table *functions)
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{
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if (screen->get_param(screen, PIPE_CAP_DEVICE_RESET_STATUS_QUERY))
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functions->GetGraphicsResetStatus = st_get_graphics_reset_status;
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}
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