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-rw-r--r--src/mesa/drivers/dri/common/dri_bufmgr.c535
-rw-r--r--src/mesa/drivers/dri/common/dri_bufmgr.h103
-rw-r--r--src/mesa/drivers/dri/common/dri_util.h42
-rw-r--r--src/mesa/drivers/dri/common/drirenderbuffer.c2
-rw-r--r--src/mesa/drivers/dri/common/utils.c134
-rw-r--r--src/mesa/drivers/dri/common/utils.h3
6 files changed, 734 insertions, 85 deletions
diff --git a/src/mesa/drivers/dri/common/dri_bufmgr.c b/src/mesa/drivers/dri/common/dri_bufmgr.c
new file mode 100644
index 0000000000..5747307f3b
--- /dev/null
+++ b/src/mesa/drivers/dri/common/dri_bufmgr.c
@@ -0,0 +1,535 @@
+/**************************************************************************
+ *
+ * Copyright 2006 Tungsten Graphics, Inc., Bismarck, ND., USA
+ * 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 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 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
+ * THE COPYRIGHT HOLDERS, AUTHORS AND/OR ITS 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.
+ *
+ * The above copyright notice and this permission notice (including the
+ * next paragraph) shall be included in all copies or substantial portions
+ * of the Software.
+ *
+ *
+ **************************************************************************/
+/*
+ * Authors: Thomas Hellström <thomas-at-tungstengraphics-dot-com>
+ * Keith Whitwell <keithw-at-tungstengraphics-dot-com>
+ */
+
+#include <xf86drm.h>
+#include <stdlib.h>
+#include "glthread.h"
+#include "errno.h"
+#include "dri_bufmgr.h"
+#include "string.h"
+#include "imports.h"
+#include "dri_bufpool.h"
+
+_glthread_DECLARE_STATIC_MUTEX(bmMutex);
+
+/*
+ * TODO: Introduce fence pools in the same way as
+ * buffer object pools.
+ */
+
+
+
+typedef struct _DriFenceObject
+{
+ int fd;
+ _glthread_Mutex mutex;
+ int refCount;
+ const char *name;
+ drmFence fence;
+} DriFenceObject;
+
+typedef struct _DriBufferObject
+{
+ DriBufferPool *pool;
+ _glthread_Mutex mutex;
+ int refCount;
+ const char *name;
+ unsigned flags;
+ unsigned hint;
+ unsigned alignment;
+ void *private;
+ /* user-space buffer: */
+ unsigned userBuffer;
+ void *userData;
+ unsigned userSize;
+} DriBufferObject;
+
+
+void
+bmError(int val, const char *file, const char *function, int line)
+{
+ _mesa_printf("Fatal video memory manager error \"%s\".\n"
+ "Check kernel logs or set the LIBGL_DEBUG\n"
+ "environment variable to \"verbose\" for more info.\n"
+ "Detected in file %s, line %d, function %s.\n",
+ strerror(-val), file, line, function);
+#ifndef NDEBUG
+ abort();
+#else
+ abort();
+#endif
+}
+
+DriFenceObject *
+driFenceBuffers(int fd, char *name, unsigned flags)
+{
+ DriFenceObject *fence = (DriFenceObject *) malloc(sizeof(*fence));
+ int ret;
+
+ if (!fence)
+ BM_CKFATAL(-EINVAL);
+
+ _glthread_LOCK_MUTEX(bmMutex);
+ fence->refCount = 1;
+ fence->name = name;
+ fence->fd = fd;
+ _glthread_INIT_MUTEX(fence->mutex);
+ ret = drmFenceBuffers(fd, flags, &fence->fence);
+ _glthread_UNLOCK_MUTEX(bmMutex);
+ if (ret) {
+ free(fence);
+ BM_CKFATAL(ret);
+ }
+ return fence;
+}
+
+
+unsigned
+driFenceType(DriFenceObject * fence)
+{
+ unsigned ret;
+
+ _glthread_LOCK_MUTEX(bmMutex);
+ ret = fence->fence.flags;
+ _glthread_UNLOCK_MUTEX(bmMutex);
+
+ return ret;
+}
+
+
+DriFenceObject *
+driFenceReference(DriFenceObject * fence)
+{
+ _glthread_LOCK_MUTEX(bmMutex);
+ ++fence->refCount;
+ _glthread_UNLOCK_MUTEX(bmMutex);
+ return fence;
+}
+
+void
+driFenceUnReference(DriFenceObject * fence)
+{
+ if (!fence)
+ return;
+
+ _glthread_LOCK_MUTEX(bmMutex);
+ if (--fence->refCount == 0) {
+ drmFenceDestroy(fence->fd, &fence->fence);
+ free(fence);
+ }
+ _glthread_UNLOCK_MUTEX(bmMutex);
+}
+
+void
+driFenceFinish(DriFenceObject * fence, unsigned type, int lazy)
+{
+ int ret;
+ unsigned flags = (lazy) ? DRM_FENCE_FLAG_WAIT_LAZY : 0;
+
+ _glthread_LOCK_MUTEX(fence->mutex);
+ ret = drmFenceWait(fence->fd, flags, &fence->fence, type);
+ _glthread_UNLOCK_MUTEX(fence->mutex);
+ BM_CKFATAL(ret);
+}
+
+int
+driFenceSignaled(DriFenceObject * fence, unsigned type)
+{
+ int signaled;
+ int ret;
+
+ if (fence == NULL)
+ return GL_TRUE;
+
+ _glthread_LOCK_MUTEX(fence->mutex);
+ ret = drmFenceSignaled(fence->fd, &fence->fence, type, &signaled);
+ _glthread_UNLOCK_MUTEX(fence->mutex);
+ BM_CKFATAL(ret);
+ return signaled;
+}
+
+
+extern drmBO *
+driBOKernel(struct _DriBufferObject *buf)
+{
+ drmBO *ret;
+
+ assert(buf->private != NULL);
+ ret = buf->pool->kernel(buf->pool, buf->private);
+ if (!ret)
+ BM_CKFATAL(-EINVAL);
+
+ return ret;
+}
+
+void
+driBOWaitIdle(struct _DriBufferObject *buf, int lazy)
+{
+ struct _DriBufferPool *pool;
+ void *priv;
+
+ _glthread_LOCK_MUTEX(buf->mutex);
+ pool = buf->pool;
+ priv = buf->private;
+ _glthread_UNLOCK_MUTEX(buf->mutex);
+
+ assert(priv != NULL);
+ BM_CKFATAL(buf->pool->waitIdle(pool, priv, lazy));
+}
+
+void *
+driBOMap(struct _DriBufferObject *buf, unsigned flags, unsigned hint)
+{
+ if (buf->userBuffer) {
+ return buf->userData;
+ }
+ else {
+ void *virtual;
+
+ assert(buf->private != NULL);
+
+ _glthread_LOCK_MUTEX(buf->mutex);
+ BM_CKFATAL(buf->pool->map(buf->pool, buf->private, flags, hint, &virtual));
+ _glthread_UNLOCK_MUTEX(buf->mutex);
+ return virtual;
+ }
+}
+
+void
+driBOUnmap(struct _DriBufferObject *buf)
+{
+ if (!buf->userBuffer) {
+ assert(buf->private != NULL);
+
+ buf->pool->unmap(buf->pool, buf->private);
+ }
+}
+
+unsigned long
+driBOOffset(struct _DriBufferObject *buf)
+{
+ unsigned long ret;
+
+ assert(buf->private != NULL);
+
+ _glthread_LOCK_MUTEX(buf->mutex);
+ ret = buf->pool->offset(buf->pool, buf->private);
+ _glthread_UNLOCK_MUTEX(buf->mutex);
+ return ret;
+}
+
+unsigned
+driBOFlags(struct _DriBufferObject *buf)
+{
+ unsigned ret;
+
+ assert(buf->private != NULL);
+
+ _glthread_LOCK_MUTEX(buf->mutex);
+ ret = buf->pool->flags(buf->pool, buf->private);
+ _glthread_UNLOCK_MUTEX(buf->mutex);
+ return ret;
+}
+
+struct _DriBufferObject *
+driBOReference(struct _DriBufferObject *buf)
+{
+ _glthread_LOCK_MUTEX(bmMutex);
+ if (++buf->refCount == 1) {
+ BM_CKFATAL(-EINVAL);
+ }
+ _glthread_UNLOCK_MUTEX(bmMutex);
+ return buf;
+}
+
+void
+driBOUnReference(struct _DriBufferObject *buf)
+{
+ int tmp;
+
+ if (!buf)
+ return;
+
+ _glthread_LOCK_MUTEX(bmMutex);
+ tmp = --buf->refCount;
+ _glthread_UNLOCK_MUTEX(bmMutex);
+ if (!tmp) {
+ if (buf->private)
+ buf->pool->destroy(buf->pool, buf->private);
+ free(buf);
+ }
+}
+
+void
+driBOData(struct _DriBufferObject *buf,
+ unsigned size, const void *data, unsigned flags)
+{
+ void *virtual;
+ int newBuffer;
+ struct _DriBufferPool *pool;
+
+ assert(!buf->userBuffer); /* XXX just do a memcpy? */
+
+ _glthread_LOCK_MUTEX(buf->mutex);
+ pool = buf->pool;
+ if (!pool->create) {
+ _mesa_error(NULL, GL_INVALID_OPERATION,
+ "driBOData called on invalid buffer\n");
+ BM_CKFATAL(-EINVAL);
+ }
+ newBuffer = !buf->private || (pool->size(pool, buf->private) < size) ||
+ pool->map(pool, buf->private, DRM_BO_FLAG_WRITE,
+ DRM_BO_HINT_DONT_BLOCK, &virtual);
+
+ if (newBuffer) {
+ if (buf->private)
+ pool->destroy(pool, buf->private);
+ if (!flags)
+ flags = buf->flags;
+ buf->private = pool->create(pool, size, flags, DRM_BO_HINT_DONT_FENCE,
+ buf->alignment);
+ if (!buf->private)
+ BM_CKFATAL(-ENOMEM);
+ BM_CKFATAL(pool->map(pool, buf->private,
+ DRM_BO_FLAG_WRITE,
+ DRM_BO_HINT_DONT_BLOCK, &virtual));
+ }
+
+ if (data != NULL)
+ memcpy(virtual, data, size);
+
+ BM_CKFATAL(pool->unmap(pool, buf->private));
+ _glthread_UNLOCK_MUTEX(buf->mutex);
+}
+
+void
+driBOSubData(struct _DriBufferObject *buf,
+ unsigned long offset, unsigned long size, const void *data)
+{
+ void *virtual;
+
+ assert(!buf->userBuffer); /* XXX just do a memcpy? */
+
+ _glthread_LOCK_MUTEX(buf->mutex);
+ if (size && data) {
+ BM_CKFATAL(buf->pool->map(buf->pool, buf->private,
+ DRM_BO_FLAG_WRITE, 0, &virtual));
+ memcpy((unsigned char *) virtual + offset, data, size);
+ BM_CKFATAL(buf->pool->unmap(buf->pool, buf->private));
+ }
+ _glthread_UNLOCK_MUTEX(buf->mutex);
+}
+
+void
+driBOGetSubData(struct _DriBufferObject *buf,
+ unsigned long offset, unsigned long size, void *data)
+{
+ void *virtual;
+
+ assert(!buf->userBuffer); /* XXX just do a memcpy? */
+
+ _glthread_LOCK_MUTEX(buf->mutex);
+ if (size && data) {
+ BM_CKFATAL(buf->pool->map(buf->pool, buf->private,
+ DRM_BO_FLAG_READ, 0, &virtual));
+ memcpy(data, (unsigned char *) virtual + offset, size);
+ BM_CKFATAL(buf->pool->unmap(buf->pool, buf->private));
+ }
+ _glthread_UNLOCK_MUTEX(buf->mutex);
+}
+
+void
+driBOSetStatic(struct _DriBufferObject *buf,
+ unsigned long offset,
+ unsigned long size, void *virtual, unsigned flags)
+{
+ assert(!buf->userBuffer); /* XXX what to do? */
+
+ _glthread_LOCK_MUTEX(buf->mutex);
+ if (buf->private != NULL) {
+ _mesa_error(NULL, GL_INVALID_OPERATION,
+ "Invalid buffer for setStatic\n");
+ BM_CKFATAL(-EINVAL);
+ }
+ if (buf->pool->setstatic == NULL) {
+ _mesa_error(NULL, GL_INVALID_OPERATION,
+ "Invalid buffer pool for setStatic\n");
+ BM_CKFATAL(-EINVAL);
+ }
+
+ if (!flags)
+ flags = buf->flags;
+
+ buf->private = buf->pool->setstatic(buf->pool, offset, size,
+ virtual, flags);
+ if (!buf->private) {
+ _mesa_error(NULL, GL_OUT_OF_MEMORY,
+ "Invalid buffer pool for setStatic\n");
+ BM_CKFATAL(-ENOMEM);
+ }
+ _glthread_UNLOCK_MUTEX(buf->mutex);
+}
+
+
+
+void
+driGenBuffers(struct _DriBufferPool *pool,
+ const char *name,
+ unsigned n,
+ struct _DriBufferObject *buffers[],
+ unsigned alignment, unsigned flags, unsigned hint)
+{
+ struct _DriBufferObject *buf;
+ int i;
+
+ flags = (flags) ? flags : DRM_BO_FLAG_MEM_TT | DRM_BO_FLAG_MEM_VRAM |
+ DRM_BO_FLAG_MEM_LOCAL | DRM_BO_FLAG_READ | DRM_BO_FLAG_WRITE;
+
+
+ for (i = 0; i < n; ++i) {
+ buf = (struct _DriBufferObject *) calloc(1, sizeof(*buf));
+ if (!buf)
+ BM_CKFATAL(-ENOMEM);
+
+ _glthread_INIT_MUTEX(buf->mutex);
+ _glthread_LOCK_MUTEX(buf->mutex);
+ _glthread_LOCK_MUTEX(bmMutex);
+ buf->refCount = 1;
+ _glthread_UNLOCK_MUTEX(bmMutex);
+ buf->flags = flags;
+ buf->hint = hint;
+ buf->name = name;
+ buf->alignment = alignment;
+ buf->pool = pool;
+ _glthread_UNLOCK_MUTEX(buf->mutex);
+ buffers[i] = buf;
+ }
+}
+
+void
+driGenUserBuffer(struct _DriBufferPool *pool,
+ const char *name,
+ struct _DriBufferObject **buffers,
+ void *ptr, unsigned bytes)
+{
+ const unsigned alignment = 1, flags = 0, hint = 0;
+
+ driGenBuffers(pool, name, 1, buffers, alignment, flags, hint);
+
+ (*buffers)->userBuffer = 1;
+ (*buffers)->userData = ptr;
+ (*buffers)->userSize = bytes;
+}
+
+
+void
+driDeleteBuffers(unsigned n, struct _DriBufferObject *buffers[])
+{
+ int i;
+
+ for (i = 0; i < n; ++i) {
+ driBOUnReference(buffers[i]);
+ }
+}
+
+
+void
+driInitBufMgr(int fd)
+{
+ ;
+}
+
+
+void
+driBOCreateList(int target, drmBOList * list)
+{
+ _glthread_LOCK_MUTEX(bmMutex);
+ BM_CKFATAL(drmBOCreateList(target, list));
+ _glthread_UNLOCK_MUTEX(bmMutex);
+}
+
+void
+driBOResetList(drmBOList * list)
+{
+ _glthread_LOCK_MUTEX(bmMutex);
+ BM_CKFATAL(drmBOResetList(list));
+ _glthread_UNLOCK_MUTEX(bmMutex);
+}
+
+void
+driBOAddListItem(drmBOList * list, struct _DriBufferObject *buf,
+ unsigned flags, unsigned mask)
+{
+ int newItem;
+
+ _glthread_LOCK_MUTEX(buf->mutex);
+ _glthread_LOCK_MUTEX(bmMutex);
+ BM_CKFATAL(drmAddValidateItem(list, driBOKernel(buf),
+ flags, mask, &newItem));
+ _glthread_UNLOCK_MUTEX(bmMutex);
+
+ /*
+ * Tell userspace pools to validate the buffer. This should be a
+ * noop if the pool is already validated.
+ * FIXME: We should have a list for this as well.
+ */
+
+ if (buf->pool->validate) {
+ BM_CKFATAL(buf->pool->validate(buf->pool, buf->private));
+ }
+
+ _glthread_UNLOCK_MUTEX(buf->mutex);
+}
+
+void
+driBOFence(struct _DriBufferObject *buf, struct _DriFenceObject *fence)
+{
+ _glthread_LOCK_MUTEX(buf->mutex);
+ BM_CKFATAL(buf->pool->fence(buf->pool, buf->private, fence));
+ _glthread_UNLOCK_MUTEX(buf->mutex);
+
+}
+
+void
+driBOValidateList(int fd, drmBOList * list)
+{
+ _glthread_LOCK_MUTEX(bmMutex);
+ BM_CKFATAL(drmBOValidateList(fd, list));
+ _glthread_UNLOCK_MUTEX(bmMutex);
+}
+
+void
+driPoolTakeDown(struct _DriBufferPool *pool)
+{
+ pool->takeDown(pool);
+
+}
diff --git a/src/mesa/drivers/dri/common/dri_bufmgr.h b/src/mesa/drivers/dri/common/dri_bufmgr.h
new file mode 100644
index 0000000000..ee4ce2cbde
--- /dev/null
+++ b/src/mesa/drivers/dri/common/dri_bufmgr.h
@@ -0,0 +1,103 @@
+/**************************************************************************
+ *
+ * Copyright 2006 Tungsten Graphics, Inc., Bismarck, ND., USA
+ * 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 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 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
+ * THE COPYRIGHT HOLDERS, AUTHORS AND/OR ITS 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.
+ *
+ * The above copyright notice and this permission notice (including the
+ * next paragraph) shall be included in all copies or substantial portions
+ * of the Software.
+ *
+ *
+ **************************************************************************/
+/*
+ * Authors: Thomas Hellström <thomas-at-tungstengraphics-dot-com>
+ * Keith Whitwell <keithw-at-tungstengraphics-dot-com>
+ */
+
+#ifndef _DRI_BUFMGR_H_
+#define _DRI_BUFMGR_H_
+#include <xf86drm.h>
+
+
+struct _DriFenceObject;
+struct _DriBufferObject;
+struct _DriBufferPool;
+
+extern struct _DriFenceObject *driFenceBuffers(int fd, char *name,
+ unsigned flags);
+
+extern struct _DriFenceObject *driFenceReference(struct _DriFenceObject *fence);
+
+extern void driFenceUnReference(struct _DriFenceObject *fence);
+
+extern void
+driFenceFinish(struct _DriFenceObject *fence, unsigned type, int lazy);
+
+extern int driFenceSignaled(struct _DriFenceObject *fence, unsigned type);
+extern unsigned driFenceType(struct _DriFenceObject *fence);
+
+/*
+ * Return a pointer to the libdrm buffer object this DriBufferObject
+ * uses.
+ */
+
+extern drmBO *driBOKernel(struct _DriBufferObject *buf);
+extern void *driBOMap(struct _DriBufferObject *buf, unsigned flags,
+ unsigned hint);
+extern void driBOUnmap(struct _DriBufferObject *buf);
+extern unsigned long driBOOffset(struct _DriBufferObject *buf);
+extern unsigned driBOFlags(struct _DriBufferObject *buf);
+extern struct _DriBufferObject *driBOReference(struct _DriBufferObject *buf);
+extern void driBOUnReference(struct _DriBufferObject *buf);
+extern void driBOData(struct _DriBufferObject *r_buf,
+ unsigned size, const void *data, unsigned flags);
+extern void driBOSubData(struct _DriBufferObject *buf,
+ unsigned long offset, unsigned long size,
+ const void *data);
+extern void driBOGetSubData(struct _DriBufferObject *buf,
+ unsigned long offset, unsigned long size,
+ void *data);
+extern void driGenBuffers(struct _DriBufferPool *pool,
+ const char *name,
+ unsigned n,
+ struct _DriBufferObject *buffers[],
+ unsigned alignment, unsigned flags, unsigned hint);
+extern void driGenUserBuffer(struct _DriBufferPool *pool,
+ const char *name,
+ struct _DriBufferObject *buffers[],
+ void *ptr, unsigned bytes);
+extern void driDeleteBuffers(unsigned n, struct _DriBufferObject *buffers[]);
+extern void driInitBufMgr(int fd);
+extern void driBOCreateList(int target, drmBOList * list);
+extern void driBOResetList(drmBOList * list);
+extern void driBOAddListItem(drmBOList * list, struct _DriBufferObject *buf,
+ unsigned flags, unsigned mask);
+extern void driBOValidateList(int fd, drmBOList * list);
+
+extern void driBOFence(struct _DriBufferObject *buf,
+ struct _DriFenceObject *fence);
+
+extern void driPoolTakeDown(struct _DriBufferPool *pool);
+extern void driBOSetStatic(struct _DriBufferObject *buf,
+ unsigned long offset,
+ unsigned long size, void *virtual, unsigned flags);
+extern void driBOWaitIdle(struct _DriBufferObject *buf, int lazy);
+extern void driPoolTakeDown(struct _DriBufferPool *pool);
+
+#endif
diff --git a/src/mesa/drivers/dri/common/dri_util.h b/src/mesa/drivers/dri/common/dri_util.h
index c0e1bea5e0..0feb57b3c6 100644
--- a/src/mesa/drivers/dri/common/dri_util.h
+++ b/src/mesa/drivers/dri/common/dri_util.h
@@ -1,25 +1,3 @@
-/* $XFree86: xc/lib/GL/dri/dri_util.h,v 1.1 2002/02/22 21:32:52 dawes Exp $ */
-/**
- * \file dri_util.h
- * DRI utility functions definitions.
- *
- * This module acts as glue between GLX and the actual hardware driver. A DRI
- * driver doesn't really \e have to use any of this - it's optional. But, some
- * useful stuff is done here that otherwise would have to be duplicated in most
- * drivers.
- *
- * Basically, these utility functions take care of some of the dirty details of
- * screen initialization, context creation, context binding, DRM setup, etc.
- *
- * These functions are compiled into each DRI driver so libGL.so knows nothing
- * about them.
- *
- * \sa dri_util.c.
- *
- * \author Kevin E. Martin <kevin@precisioninsight.com>
- * \author Brian Paul <brian@precisioninsight.com>
- */
-
/*
* Copyright 1998-1999 Precision Insight, Inc., Cedar Park, Texas.
* All Rights Reserved.
@@ -45,6 +23,26 @@
* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
*/
+/**
+ * \file dri_util.h
+ * DRI utility functions definitions.
+ *
+ * This module acts as glue between GLX and the actual hardware driver. A DRI
+ * driver doesn't really \e have to use any of this - it's optional. But, some
+ * useful stuff is done here that otherwise would have to be duplicated in most
+ * drivers.
+ *
+ * Basically, these utility functions take care of some of the dirty details of
+ * screen initialization, context creation, context binding, DRM setup, etc.
+ *
+ * These functions are compiled into each DRI driver so libGL.so knows nothing
+ * about them.
+ *
+ * \sa dri_util.c.
+ *
+ * \author Kevin E. Martin <kevin@precisioninsight.com>
+ * \author Brian Paul <brian@precisioninsight.com>
+ */
#ifndef _DRI_UTIL_H_
#define _DRI_UTIL_H_
diff --git a/src/mesa/drivers/dri/common/drirenderbuffer.c b/src/mesa/drivers/dri/common/drirenderbuffer.c
index b99bf2033b..15af99136c 100644
--- a/src/mesa/drivers/dri/common/drirenderbuffer.c
+++ b/src/mesa/drivers/dri/common/drirenderbuffer.c
@@ -209,6 +209,8 @@ driUpdateFramebufferSize(GLcontext *ctx, const __DRIdrawablePrivate *dPriv)
struct gl_framebuffer *fb = (struct gl_framebuffer *) dPriv->driverPrivate;
if (fb && (dPriv->w != fb->Width || dPriv->h != fb->Height)) {
ctx->Driver.ResizeBuffers(ctx, fb, dPriv->w, dPriv->h);
+ /* if the driver needs the hw lock for ResizeBuffers, the drawable
+ might have changed again by now */
assert(fb->Width == dPriv->w);
assert(fb->Height == dPriv->h);
}
diff --git a/src/mesa/drivers/dri/common/utils.c b/src/mesa/drivers/dri/common/utils.c
index 30c860b96c..2a1ded3871 100644
--- a/src/mesa/drivers/dri/common/utils.c
+++ b/src/mesa/drivers/dri/common/utils.c
@@ -310,8 +310,10 @@ void driInitSingleExtension( GLcontext * ctx,
*/
offset = _glapi_add_dispatch( functions, parameter_signature );
if (offset == -1) {
+#if 0 /* this causes noise with egl */
fprintf(stderr, "DISPATCH ERROR! _glapi_add_dispatch failed "
"to add %s!\n", functions[0]);
+#endif
}
else if (ext->functions[i].remap_index != -1) {
driDispatchRemapTable[ ext->functions[i].remap_index ] =
@@ -504,6 +506,9 @@ GLboolean driClipRectToFramebuffer( const GLframebuffer *buffer,
* \c GLX_SWAP_UNDEFINED_OML. See the
* GLX_OML_swap_method extension spec for more details.
* \param num_db_modes Number of entries in \c db_modes.
+ * \param msaa_samples Array of msaa sample count. 0 represents a visual
+ * without a multisample buffer.
+ * \param num_msaa_modes Number of entries in \c msaa_samples.
* \param visType GLX visual type. Usually either \c GLX_TRUE_COLOR or
* \c GLX_DIRECT_COLOR.
*
@@ -523,7 +528,8 @@ __DRIconfig **
driCreateConfigs(GLenum fb_format, GLenum fb_type,
const uint8_t * depth_bits, const uint8_t * stencil_bits,
unsigned num_depth_stencil_bits,
- const GLenum * db_modes, unsigned num_db_modes)
+ const GLenum * db_modes, unsigned num_db_modes,
+ const u_int8_t * msaa_samples, unsigned num_msaa_modes)
{
static const uint8_t bits_table[4][4] = {
/* R G B A */
@@ -583,9 +589,7 @@ driCreateConfigs(GLenum fb_format, GLenum fb_type,
int index;
__DRIconfig **configs, **c;
__GLcontextModes *modes;
- unsigned i;
- unsigned j;
- unsigned k;
+ unsigned i, j, k, h;
unsigned num_modes;
unsigned num_accum_bits = 2;
@@ -658,7 +662,7 @@ driCreateConfigs(GLenum fb_format, GLenum fb_type,
break;
}
- num_modes = num_depth_stencil_bits * num_db_modes * num_accum_bits;
+ num_modes = num_depth_stencil_bits * num_db_modes * num_accum_bits * num_msaa_modes;
configs = _mesa_calloc((num_modes + 1) * sizeof *configs);
if (configs == NULL)
return NULL;
@@ -666,66 +670,72 @@ driCreateConfigs(GLenum fb_format, GLenum fb_type,
c = configs;
for ( k = 0 ; k < num_depth_stencil_bits ; k++ ) {
for ( i = 0 ; i < num_db_modes ; i++ ) {
- for ( j = 0 ; j < num_accum_bits ; j++ ) {
- *c = _mesa_malloc (sizeof **c);
- modes = &(*c)->modes;
- c++;
-
- memset(modes, 0, sizeof *modes);
- modes->redBits = bits[0];
- modes->greenBits = bits[1];
- modes->blueBits = bits[2];
- modes->alphaBits = bits[3];
- modes->redMask = masks[0];
- modes->greenMask = masks[1];
- modes->blueMask = masks[2];
- modes->alphaMask = masks[3];
- modes->rgbBits = modes->redBits + modes->greenBits
- + modes->blueBits + modes->alphaBits;
-
- modes->accumRedBits = 16 * j;
- modes->accumGreenBits = 16 * j;
- modes->accumBlueBits = 16 * j;
- modes->accumAlphaBits = (masks[3] != 0) ? 16 * j : 0;
- modes->visualRating = (j == 0) ? GLX_NONE : GLX_SLOW_CONFIG;
-
- modes->stencilBits = stencil_bits[k];
- modes->depthBits = depth_bits[k];
-
- modes->transparentPixel = GLX_NONE;
- modes->transparentRed = GLX_DONT_CARE;
- modes->transparentGreen = GLX_DONT_CARE;
- modes->transparentBlue = GLX_DONT_CARE;
- modes->transparentAlpha = GLX_DONT_CARE;
- modes->transparentIndex = GLX_DONT_CARE;
- modes->visualType = GLX_DONT_CARE;
- modes->renderType = GLX_RGBA_BIT;
- modes->drawableType = GLX_WINDOW_BIT;
- modes->rgbMode = GL_TRUE;
-
- if ( db_modes[i] == GLX_NONE ) {
- modes->doubleBufferMode = GL_FALSE;
- }
- else {
- modes->doubleBufferMode = GL_TRUE;
- modes->swapMethod = db_modes[i];
- }
-
- modes->haveAccumBuffer = ((modes->accumRedBits +
+ for ( h = 0 ; h < num_msaa_modes; h++ ) {
+ for ( j = 0 ; j < num_accum_bits ; j++ ) {
+ *c = _mesa_malloc (sizeof **c);
+ modes = &(*c)->modes;
+ c++;
+
+ memset(modes, 0, sizeof *modes);
+ modes->redBits = bits[0];
+ modes->greenBits = bits[1];
+ modes->blueBits = bits[2];
+ modes->alphaBits = bits[3];
+ modes->redMask = masks[0];
+ modes->greenMask = masks[1];
+ modes->blueMask = masks[2];
+ modes->alphaMask = masks[3];
+ modes->rgbBits = modes->redBits + modes->greenBits
+ + modes->blueBits + modes->alphaBits;
+
+ modes->accumRedBits = 16 * j;
+ modes->accumGreenBits = 16 * j;
+ modes->accumBlueBits = 16 * j;
+ modes->accumAlphaBits = (masks[3] != 0) ? 16 * j : 0;
+ modes->visualRating = (j == 0) ? GLX_NONE : GLX_SLOW_CONFIG;
+
+ modes->stencilBits = stencil_bits[k];
+ modes->depthBits = depth_bits[k];
+
+ modes->transparentPixel = GLX_NONE;
+ modes->transparentRed = GLX_DONT_CARE;
+ modes->transparentGreen = GLX_DONT_CARE;
+ modes->transparentBlue = GLX_DONT_CARE;
+ modes->transparentAlpha = GLX_DONT_CARE;
+ modes->transparentIndex = GLX_DONT_CARE;
+ modes->visualType = GLX_DONT_CARE;
+ modes->renderType = GLX_RGBA_BIT;
+ modes->drawableType = GLX_WINDOW_BIT;
+ modes->rgbMode = GL_TRUE;
+
+ if ( db_modes[i] == GLX_NONE ) {
+ modes->doubleBufferMode = GL_FALSE;
+ }
+ else {
+ modes->doubleBufferMode = GL_TRUE;
+ modes->swapMethod = db_modes[i];
+ }
+
+ modes->samples = msaa_samples[h];
+ modes->sampleBuffers = modes->samples ? 1 : 0;
+
+
+ modes->haveAccumBuffer = ((modes->accumRedBits +
modes->accumGreenBits +
modes->accumBlueBits +
modes->accumAlphaBits) > 0);
- modes->haveDepthBuffer = (modes->depthBits > 0);
- modes->haveStencilBuffer = (modes->stencilBits > 0);
-
- modes->bindToTextureRgb = GL_TRUE;
- modes->bindToTextureRgba = GL_TRUE;
- modes->bindToMipmapTexture = GL_FALSE;
- modes->bindToTextureTargets = modes->rgbMode ?
- __DRI_ATTRIB_TEXTURE_1D_BIT |
- __DRI_ATTRIB_TEXTURE_2D_BIT |
- __DRI_ATTRIB_TEXTURE_RECTANGLE_BIT :
- 0;
+ modes->haveDepthBuffer = (modes->depthBits > 0);
+ modes->haveStencilBuffer = (modes->stencilBits > 0);
+
+ modes->bindToTextureRgb = GL_TRUE;
+ modes->bindToTextureRgba = GL_TRUE;
+ modes->bindToMipmapTexture = GL_FALSE;
+ modes->bindToTextureTargets = modes->rgbMode ?
+ __DRI_ATTRIB_TEXTURE_1D_BIT |
+ __DRI_ATTRIB_TEXTURE_2D_BIT |
+ __DRI_ATTRIB_TEXTURE_RECTANGLE_BIT :
+ 0;
+ }
}
}
}
diff --git a/src/mesa/drivers/dri/common/utils.h b/src/mesa/drivers/dri/common/utils.h
index 0c974dbff3..4e27bd21a1 100644
--- a/src/mesa/drivers/dri/common/utils.h
+++ b/src/mesa/drivers/dri/common/utils.h
@@ -131,7 +131,8 @@ extern __DRIconfig **
driCreateConfigs(GLenum fb_format, GLenum fb_type,
const uint8_t * depth_bits, const uint8_t * stencil_bits,
unsigned num_depth_stencil_bits,
- const GLenum * db_modes, unsigned num_db_modes);
+ const GLenum * db_modes, unsigned num_db_modes,
+ const uint8_t * msaa_samples, unsigned num_msaa_modes);
const __DRIconfig **driConcatConfigs(__DRIconfig **a, __DRIconfig **b);