diff options
Diffstat (limited to 'src/gallium/drivers/i915simple/i915_buffer.c')
-rw-r--r-- | src/gallium/drivers/i915simple/i915_buffer.c | 136 |
1 files changed, 0 insertions, 136 deletions
diff --git a/src/gallium/drivers/i915simple/i915_buffer.c b/src/gallium/drivers/i915simple/i915_buffer.c deleted file mode 100644 index effeba1297..0000000000 --- a/src/gallium/drivers/i915simple/i915_buffer.c +++ /dev/null @@ -1,136 +0,0 @@ -/************************************************************************** - * - * Copyright © 2009 Jakob Bornecrantz - * - * 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, sublicense, - * 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 NONINFRINGEMENT. IN NO EVENT SHALL - * THE AUTHORS OR COPYRIGHT HOLDERS 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. - * - **************************************************************************/ - -#include "util/u_memory.h" -#include "i915_screen.h" -#include "i915_buffer.h" - -struct intel_buffer; - -struct i915_buffer -{ - struct pipe_buffer base; - - struct intel_buffer *ibuf; /** hw buffer */ - - void *data; /**< user and malloc data */ - boolean own; /**< we own the data incase of malloc */ -}; - -static INLINE struct i915_buffer * -i915_buffer(struct pipe_buffer *buffer) -{ - return (struct i915_buffer *)buffer; -} - -static struct pipe_buffer * -i915_buffer_create(struct pipe_screen *screen, - unsigned alignment, - unsigned usage, - unsigned size) -{ - struct i915_buffer *buf = CALLOC_STRUCT(i915_buffer); - - if (!buf) - return NULL; - - pipe_reference_init(&buf->base.reference, 1); - buf->base.alignment = alignment; - buf->base.screen = screen; - buf->base.usage = usage; - buf->base.size = size; - buf->data = MALLOC(size); - buf->own = TRUE; - - if (!buf->data) - goto err; - - return &buf->base; - -err: - FREE(buf); - return NULL; -} - -static struct pipe_buffer * -i915_user_buffer_create(struct pipe_screen *screen, - void *ptr, - unsigned bytes) -{ - struct i915_buffer *buf = CALLOC_STRUCT(i915_buffer); - - if (!buf) - return NULL; - - pipe_reference_init(&buf->base.reference, 1); - buf->base.alignment = 0; - buf->base.screen = screen; - buf->base.usage = 0; - buf->base.size = bytes; - buf->data = ptr; - buf->own = FALSE; - - return &buf->base; -} - -static void * -i915_buffer_map(struct pipe_screen *screen, - struct pipe_buffer *buffer, - unsigned usage) -{ - struct i915_buffer *buf = i915_buffer(buffer); - assert(!buf->ibuf); - return buf->data; -} - -static void -i915_buffer_unmap(struct pipe_screen *screen, - struct pipe_buffer *buffer) -{ - struct i915_buffer *buf = i915_buffer(buffer); - assert(!buf->ibuf); -} - -static void -i915_buffer_destroy(struct pipe_buffer *buffer) -{ - struct i915_buffer *buf = i915_buffer(buffer); - assert(!buf->ibuf); - - if (buf->own) - FREE(buf->data); - FREE(buf); -} - -void i915_init_screen_buffer_functions(struct i915_screen *screen) -{ - screen->base.buffer_create = i915_buffer_create; - screen->base.user_buffer_create = i915_user_buffer_create; - screen->base.buffer_map = i915_buffer_map; - screen->base.buffer_map_range = NULL; - screen->base.buffer_flush_mapped_range = NULL; - screen->base.buffer_unmap = i915_buffer_unmap; - screen->base.buffer_destroy = i915_buffer_destroy; -} |