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authorAlex Heck <nesl247@beryl-project.org>2007-03-17 19:55:09 -0400
committerAlex Heck <nesl247@beryl-project.org>2007-03-17 19:55:09 -0400
commit3c464a6f450c7b9e5f35460458e4d37a9be15f6e (patch)
treec98caeee9b16d98fee3db95977a713b25bb7919b /src/mesa/drivers/dri/common/vblank.h
parentd34c1c65bd18eaaae2d1da2a32654916477cb86f (diff)
downloadberyl-mesa-master.tar.gz
beryl-mesa-master.tar.bz2
Added missing filesHEADmaster
Diffstat (limited to 'src/mesa/drivers/dri/common/vblank.h')
-rw-r--r--src/mesa/drivers/dri/common/vblank.h69
1 files changed, 69 insertions, 0 deletions
diff --git a/src/mesa/drivers/dri/common/vblank.h b/src/mesa/drivers/dri/common/vblank.h
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+++ b/src/mesa/drivers/dri/common/vblank.h
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+/* -*- mode: c; c-basic-offset: 3 -*- */
+/*
+ * (c) Copyright IBM Corporation 2002
+ * All Rights Reserved.
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the "Software"),
+ * to deal in the Software without restriction, including without limitation
+ * on the rights to use, copy, modify, merge, publish, distribute, sub
+ * license, and/or sell copies of the Software, and to permit persons to whom
+ * the Software is furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice (including the next
+ * paragraph) shall be included in all copies or substantial portions of the
+ * Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. IN NO EVENT SHALL
+ * VA LINUX SYSTEM, IBM AND/OR THEIR SUPPLIERS BE LIABLE FOR ANY CLAIM,
+ * DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR
+ * OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE
+ * USE OR OTHER DEALINGS IN THE SOFTWARE.
+ *
+ * Authors:
+ * Ian Romanick <idr@us.ibm.com>
+ */
+/* $XFree86:$ */
+
+#ifndef DRI_VBLANK_H
+#define DRI_VBLANK_H
+
+#include "context.h"
+#include "dri_util.h"
+#include "xmlconfig.h"
+
+#define VBLANK_FLAG_INTERVAL (1U << 0) /* Respect the swap_interval setting
+ */
+#define VBLANK_FLAG_THROTTLE (1U << 1) /* Wait 1 refresh since last call.
+ */
+#define VBLANK_FLAG_SYNC (1U << 2) /* Sync to the next refresh.
+ */
+#define VBLANK_FLAG_NO_IRQ (1U << 7) /* DRM has no IRQ to wait on.
+ */
+
+extern int driGetMSC32( __DRIscreenPrivate * priv, int64_t * count );
+extern int driWaitForMSC32( __DRIdrawablePrivate *priv,
+ int64_t target_msc, int64_t divisor, int64_t remainder, int64_t * msc );
+extern GLuint driGetDefaultVBlankFlags( const driOptionCache *optionCache );
+extern void driDrawableInitVBlank ( __DRIdrawablePrivate *priv, GLuint flags );
+extern int driWaitForVBlank( const __DRIdrawablePrivate *priv,
+ GLuint * vbl_seq, GLuint flags, GLboolean * missed_deadline );
+
+#undef usleep
+#include <unistd.h> /* for usleep() */
+#include <sched.h> /* for sched_yield() */
+
+#ifdef linux
+#include <sched.h> /* for sched_yield() */
+#endif
+
+#define DO_USLEEP(nr) \
+ do { \
+ if (0) fprintf(stderr, "%s: usleep for %u\n", __FUNCTION__, nr ); \
+ if (1) usleep( nr ); \
+ sched_yield(); \
+ } while( 0 )
+
+#endif /* DRI_VBLANK_H */