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authorKeith Whitwell <keith@tungstengraphics.com>2006-11-01 14:21:57 +0000
committerKeith Whitwell <keith@tungstengraphics.com>2006-11-01 14:21:57 +0000
commit5ac93f86210eb5c2a8dee74ec19b0ecd54376863 (patch)
treeea7acd0170a8b35a4a331b05c5910bc574c8f050 /src/mesa/drivers/dri/common
parent232a489b41097b462fc0ad2b88f0df75a1abd4c3 (diff)
Merge texmem-0-3-branch.
Diffstat (limited to 'src/mesa/drivers/dri/common')
-rw-r--r--src/mesa/drivers/dri/common/dri_bufmgr.c493
-rw-r--r--src/mesa/drivers/dri/common/dri_bufmgr.h99
-rw-r--r--src/mesa/drivers/dri/common/dri_bufpool.h86
-rw-r--r--src/mesa/drivers/dri/common/dri_drmpool.c227
-rw-r--r--src/mesa/drivers/dri/common/dri_util.c2
-rw-r--r--src/mesa/drivers/dri/common/dri_util.h8
6 files changed, 910 insertions, 5 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..370b56c3a3
--- /dev/null
+++ b/src/mesa/drivers/dri/common/dri_bufmgr.c
@@ -0,0 +1,493 @@
+/**************************************************************************
+ *
+ * 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;
+} 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)
+{
+ assert(buf->private != NULL);
+
+ _glthread_LOCK_MUTEX(buf->mutex);
+ BM_CKFATAL(buf->pool->waitIdle(buf->pool, buf->private, lazy));
+ _glthread_UNLOCK_MUTEX(buf->mutex);
+}
+
+void *
+driBOMap(struct _DriBufferObject *buf, unsigned flags, unsigned hint)
+{
+ 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)
+{
+ 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) {
+ 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;
+
+ _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, 0, 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;
+
+ _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;
+
+ _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)
+{
+ _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
+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(20, 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..01f149ae4e
--- /dev/null
+++ b/src/mesa/drivers/dri/common/dri_bufmgr.h
@@ -0,0 +1,99 @@
+/**************************************************************************
+ *
+ * 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 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_bufpool.h b/src/mesa/drivers/dri/common/dri_bufpool.h
new file mode 100644
index 0000000000..c6fb2c3ce0
--- /dev/null
+++ b/src/mesa/drivers/dri/common/dri_bufpool.h
@@ -0,0 +1,86 @@
+/**************************************************************************
+ *
+ * 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>
+ */
+
+#ifndef _DRI_BUFPOOL_H_
+#define _DRI_BUFPOOL_H_
+
+#include <xf86drm.h>
+struct _DriFenceObject;
+
+typedef struct _DriBufferPool
+{
+ int fd;
+ int (*map) (struct _DriBufferPool * pool, void *private,
+ unsigned flags, int hint, void **virtual);
+ int (*unmap) (struct _DriBufferPool * pool, void *private);
+ int (*destroy) (struct _DriBufferPool * pool, void *private);
+ unsigned long (*offset) (struct _DriBufferPool * pool, void *private);
+ unsigned (*flags) (struct _DriBufferPool * pool, void *private);
+ unsigned long (*size) (struct _DriBufferPool * pool, void *private);
+ void *(*create) (struct _DriBufferPool * pool, unsigned long size,
+ unsigned flags, unsigned hint, unsigned alignment);
+ int (*fence) (struct _DriBufferPool * pool, void *private,
+ struct _DriFenceObject * fence);
+ drmBO *(*kernel) (struct _DriBufferPool * pool, void *private);
+ int (*validate) (struct _DriBufferPool * pool, void *private);
+ void *(*setstatic) (struct _DriBufferPool * pool, unsigned long offset,
+ unsigned long size, void *virtual, unsigned flags);
+ int (*waitIdle) (struct _DriBufferPool *pool, void *private,
+ int lazy);
+ void (*takeDown) (struct _DriBufferPool * pool);
+ void *data;
+} DriBufferPool;
+
+extern void bmError(int val, const char *file, const char *function,
+ int line);
+#define BM_CKFATAL(val) \
+ do{ \
+ int tstVal = (val); \
+ if (tstVal) \
+ bmError(tstVal, __FILE__, __FUNCTION__, __LINE__); \
+ } while(0);
+
+
+
+
+
+/*
+ * Builtin pools.
+ */
+
+/*
+ * Kernel buffer objects. Size in multiples of page size. Page size aligned.
+ */
+
+extern struct _DriBufferPool *driDRMPoolInit(int fd);
+extern struct _DriBufferPool *driDRMStaticPoolInit(int fd);
+
+#endif
diff --git a/src/mesa/drivers/dri/common/dri_drmpool.c b/src/mesa/drivers/dri/common/dri_drmpool.c
new file mode 100644
index 0000000000..b5b324be50
--- /dev/null
+++ b/src/mesa/drivers/dri/common/dri_drmpool.c
@@ -0,0 +1,227 @@
+/**************************************************************************
+ *
+ * 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>
+ */
+
+#include <xf86drm.h>
+#include <stdlib.h>
+#include <unistd.h>
+#include "dri_bufpool.h"
+
+/*
+ * Buffer pool implementation using DRM buffer objects as DRI buffer objects.
+ */
+
+static void *
+pool_create(struct _DriBufferPool *pool,
+ unsigned long size, unsigned flags, unsigned hint,
+ unsigned alignment)
+{
+ drmBO *buf = (drmBO *) malloc(sizeof(*buf));
+ int ret;
+ unsigned pageSize = getpagesize();
+
+ if (!buf)
+ return NULL;
+
+ if ((alignment > pageSize) && (alignment % pageSize)) {
+ return NULL;
+ }
+
+ ret = drmBOCreate(pool->fd, 0, size, alignment / pageSize,
+ NULL, drm_bo_type_dc,
+ flags, hint, buf);
+ if (ret) {
+ free(buf);
+ return NULL;
+ }
+
+ return (void *) buf;
+}
+
+static int
+pool_destroy(struct _DriBufferPool *pool, void *private)
+{
+ int ret;
+ drmBO *buf = (drmBO *) private;
+ ret = drmBODestroy(pool->fd, buf);
+ free(buf);
+ return ret;
+}
+
+static int
+pool_map(struct _DriBufferPool *pool, void *private, unsigned flags,
+ int hint, void **virtual)
+{
+ drmBO *buf = (drmBO *) private;
+
+ return drmBOMap(pool->fd, buf, flags, hint, virtual);
+}
+
+static int
+pool_unmap(struct _DriBufferPool *pool, void *private)
+{
+ drmBO *buf = (drmBO *) private;
+ return drmBOUnmap(pool->fd, buf);
+}
+
+static unsigned long
+pool_offset(struct _DriBufferPool *pool, void *private)
+{
+ drmBO *buf = (drmBO *) private;
+ return buf->offset;
+}
+
+static unsigned
+pool_flags(struct _DriBufferPool *pool, void *private)
+{
+ drmBO *buf = (drmBO *) private;
+ return buf->flags;
+}
+
+
+static unsigned long
+pool_size(struct _DriBufferPool *pool, void *private)
+{
+ drmBO *buf = (drmBO *) private;
+ return buf->size;
+}
+
+static int
+pool_fence(struct _DriBufferPool *pool, void *private,
+ struct _DriFenceObject *fence)
+{
+ /*
+ * Noop. The kernel handles all fencing.
+ */
+
+ return 0;
+}
+
+static drmBO *
+pool_kernel(struct _DriBufferPool *pool, void *private)
+{
+ return (drmBO *) private;
+}
+
+static int
+pool_waitIdle(struct _DriBufferPool *pool, void *private, int lazy)
+{
+ drmBO *buf = (drmBO *) private;
+ return drmBOWaitIdle(pool->fd, buf, (lazy) ? DRM_BO_HINT_WAIT_LAZY:0);
+}
+
+
+static void
+pool_takedown(struct _DriBufferPool *pool)
+{
+ free(pool);
+}
+
+
+struct _DriBufferPool *
+driDRMPoolInit(int fd)
+{
+ struct _DriBufferPool *pool;
+
+ pool = (struct _DriBufferPool *) malloc(sizeof(*pool));
+
+ if (!pool)
+ return NULL;
+
+ pool->fd = fd;
+ pool->map = &pool_map;
+ pool->unmap = &pool_unmap;
+ pool->destroy = &pool_destroy;
+ pool->offset = &pool_offset;
+ pool->flags = &pool_flags;
+ pool->size = &pool_size;
+ pool->create = &pool_create;
+ pool->fence = &pool_fence;
+ pool->kernel = &pool_kernel;
+ pool->validate = NULL;
+ pool->setstatic = NULL;
+ pool->waitIdle = &pool_waitIdle;
+ pool->takeDown = &pool_takedown;
+ pool->data = NULL;
+ return pool;
+}
+
+
+static void *
+pool_setstatic(struct _DriBufferPool *pool, unsigned long offset,
+ unsigned long size, void *virtual, unsigned flags)
+{
+ drmBO *buf = (drmBO *) malloc(sizeof(*buf));
+ int ret;
+
+ if (!buf)
+ return NULL;
+
+ ret = drmBOCreate(pool->fd, offset, size, 0, NULL, drm_bo_type_fake,
+ flags, 0, buf);
+
+ if (ret) {
+ free(buf);
+ return NULL;
+ }
+
+ buf->virtual = virtual;
+
+ return (void *) buf;
+}
+
+
+struct _DriBufferPool *
+driDRMStaticPoolInit(int fd)
+{
+ struct _DriBufferPool *pool;
+
+ pool = (struct _DriBufferPool *) malloc(sizeof(*pool));
+
+ if (!pool)
+ return NULL;
+
+ pool->fd = fd;
+ pool->map = &pool_map;
+ pool->unmap = &pool_unmap;
+ pool->destroy = &pool_destroy;
+ pool->offset = &pool_offset;
+ pool->flags = &pool_flags;
+ pool->size = &pool_size;
+ pool->create = NULL;
+ pool->fence = &pool_fence;
+ pool->kernel = &pool_kernel;
+ pool->validate = NULL;
+ pool->setstatic = &pool_setstatic;
+ pool->waitIdle = &pool_waitIdle;
+ pool->takeDown = &pool_takedown;
+ pool->data = NULL;
+ return pool;
+}
diff --git a/src/mesa/drivers/dri/common/dri_util.c b/src/mesa/drivers/dri/common/dri_util.c
index 1ca2756e01..e7f07569f4 100644
--- a/src/mesa/drivers/dri/common/dri_util.c
+++ b/src/mesa/drivers/dri/common/dri_util.c
@@ -849,7 +849,7 @@ static void driDestroyScreen(__DRInativeDisplay *dpy, int scrn, void *screenPriv
(void)drmUnmap((drmAddress)psp->pSAREA, SAREA_MAX);
(void)drmUnmap((drmAddress)psp->pFB, psp->fbSize);
_mesa_free(psp->pDevPriv);
- (void)drmClose(psp->fd);
+ (void)drmCloseOnce(psp->fd);
if ( psp->modes != NULL ) {
(*dri_interface->destroyContextModes)( psp->modes );
}
diff --git a/src/mesa/drivers/dri/common/dri_util.h b/src/mesa/drivers/dri/common/dri_util.h
index 885d5899e0..e43e653250 100644
--- a/src/mesa/drivers/dri/common/dri_util.h
+++ b/src/mesa/drivers/dri/common/dri_util.h
@@ -87,15 +87,15 @@ typedef struct __DRIutilversionRec2 __DRIutilversion2;
#define DRI_VALIDATE_DRAWABLE_INFO(psp, pdp) \
do { \
while (*(pdp->pStamp) != pdp->lastStamp) { \
- DRM_UNLOCK(psp->fd, &psp->pSAREA->lock, \
- pdp->driContextPriv->hHWContext); \
+ register unsigned int hwContext = psp->pSAREA->lock.lock & \
+ ~(DRM_LOCK_HELD | DRM_LOCK_CONT); \
+ DRM_UNLOCK(psp->fd, &psp->pSAREA->lock, hwContext); \
\
DRM_SPINLOCK(&psp->pSAREA->drawable_lock, psp->drawLockID); \
DRI_VALIDATE_DRAWABLE_INFO_ONCE(pdp); \
DRM_SPINUNLOCK(&psp->pSAREA->drawable_lock, psp->drawLockID); \
\
- DRM_LIGHT_LOCK(psp->fd, &psp->pSAREA->lock, \
- pdp->driContextPriv->hHWContext); \
+ DRM_LIGHT_LOCK(psp->fd, &psp->pSAREA->lock, hwContext); \
} \
} while (0)