diff options
Diffstat (limited to 'src/gallium/winsys/drm/intel/common/ws_dri_drmpool.c')
-rw-r--r-- | src/gallium/winsys/drm/intel/common/ws_dri_drmpool.c | 268 |
1 files changed, 0 insertions, 268 deletions
diff --git a/src/gallium/winsys/drm/intel/common/ws_dri_drmpool.c b/src/gallium/winsys/drm/intel/common/ws_dri_drmpool.c deleted file mode 100644 index 54618b1c82..0000000000 --- a/src/gallium/winsys/drm/intel/common/ws_dri_drmpool.c +++ /dev/null @@ -1,268 +0,0 @@ -/************************************************************************** - * - * 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 "ws_dri_bufpool.h" -#include "ws_dri_bufmgr.h" -#include "assert.h" - -/* - * Buffer pool implementation using DRM buffer objects as DRI buffer objects. - */ - -static void * -pool_create(struct _DriBufferPool *pool, - unsigned long size, uint64_t 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)) { - free(buf); - return NULL; - } - - ret = drmBOCreate(pool->fd, size, alignment / pageSize, - NULL, - flags, hint, buf); - if (ret) { - free(buf); - return NULL; - } - - return (void *) buf; -} - -static void * -pool_reference(struct _DriBufferPool *pool, unsigned handle) -{ - drmBO *buf = (drmBO *) malloc(sizeof(*buf)); - int ret; - - if (!buf) - return NULL; - - ret = drmBOReference(pool->fd, handle, 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; - driReadLockKernelBO(); - ret = drmBOUnreference(pool->fd, buf); - free(buf); - driReadUnlockKernelBO(); - return ret; -} - -static int -pool_unreference(struct _DriBufferPool *pool, void *private) -{ - int ret; - drmBO *buf = (drmBO *) private; - driReadLockKernelBO(); - ret = drmBOUnreference(pool->fd, buf); - free(buf); - driReadUnlockKernelBO(); - return ret; -} - -static int -pool_map(struct _DriBufferPool *pool, void *private, unsigned flags, - int hint, pipe_mutex *mutex, void **virtual) -{ - drmBO *buf = (drmBO *) private; - int ret; - - driReadLockKernelBO(); - ret = drmBOMap(pool->fd, buf, flags, hint, virtual); - driReadUnlockKernelBO(); - return ret; -} - -static int -pool_unmap(struct _DriBufferPool *pool, void *private) -{ - drmBO *buf = (drmBO *) private; - int ret; - - driReadLockKernelBO(); - ret = drmBOUnmap(pool->fd, buf); - driReadUnlockKernelBO(); - - return ret; -} - -static unsigned long -pool_offset(struct _DriBufferPool *pool, void *private) -{ - drmBO *buf = (drmBO *) private; - unsigned long offset; - - driReadLockKernelBO(); - assert(buf->flags & DRM_BO_FLAG_NO_MOVE); - offset = buf->offset; - driReadUnlockKernelBO(); - - return buf->offset; -} - -static unsigned long -pool_poolOffset(struct _DriBufferPool *pool, void *private) -{ - return 0; -} - -static uint64_t -pool_flags(struct _DriBufferPool *pool, void *private) -{ - drmBO *buf = (drmBO *) private; - uint64_t flags; - - driReadLockKernelBO(); - flags = buf->flags; - driReadUnlockKernelBO(); - - return flags; -} - - -static unsigned long -pool_size(struct _DriBufferPool *pool, void *private) -{ - drmBO *buf = (drmBO *) private; - unsigned long size; - - driReadLockKernelBO(); - size = buf->size; - driReadUnlockKernelBO(); - - 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, pipe_mutex *mutex, - int lazy) -{ - drmBO *buf = (drmBO *) private; - int ret; - - driReadLockKernelBO(); - ret = drmBOWaitIdle(pool->fd, buf, (lazy) ? DRM_BO_HINT_WAIT_LAZY:0); - driReadUnlockKernelBO(); - - return ret; -} - - -static void -pool_takedown(struct _DriBufferPool *pool) -{ - free(pool); -} - -/*static int -pool_setStatus(struct _DriBufferPool *pool, void *private, - uint64_t flag_diff, uint64_t old_flags) -{ - drmBO *buf = (drmBO *) private; - uint64_t new_flags = old_flags ^ flag_diff; - int ret; - - driReadLockKernelBO(); - ret = drmBOSetStatus(pool->fd, buf, new_flags, flag_diff, - 0, 0, 0); - driReadUnlockKernelBO(); - return ret; -}*/ - -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->poolOffset = &pool_poolOffset; - pool->flags = &pool_flags; - pool->size = &pool_size; - pool->create = &pool_create; - pool->fence = &pool_fence; - pool->kernel = &pool_kernel; - pool->validate = NULL; - pool->waitIdle = &pool_waitIdle; - pool->takeDown = &pool_takedown; - pool->reference = &pool_reference; - pool->unreference = &pool_unreference; - pool->data = NULL; - return pool; -} |