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-rw-r--r--src/gallium/winsys/i965/drm/Makefile14
-rw-r--r--src/gallium/winsys/i965/drm/SConscript15
-rw-r--r--src/gallium/winsys/i965/drm/i965_drm_api.c122
-rw-r--r--src/gallium/winsys/i965/drm/i965_drm_buffer.c503
-rw-r--r--src/gallium/winsys/i965/drm/i965_drm_winsys.h64
5 files changed, 718 insertions, 0 deletions
diff --git a/src/gallium/winsys/i965/drm/Makefile b/src/gallium/winsys/i965/drm/Makefile
new file mode 100644
index 00000000000..bbb71e25d84
--- /dev/null
+++ b/src/gallium/winsys/i965/drm/Makefile
@@ -0,0 +1,14 @@
+TOP = ../../../../..
+include $(TOP)/configs/current
+
+LIBNAME = i965drm
+
+C_SOURCES = \
+ i965_drm_buffer.c \
+ i965_drm_api.c
+
+LIBRARY_INCLUDES = $(shell pkg-config libdrm --cflags-only-I)
+
+LIBRARY_DEFINES = $(shell pkg-config libdrm --cflags-only-other)
+
+include ../../../Makefile.template
diff --git a/src/gallium/winsys/i965/drm/SConscript b/src/gallium/winsys/i965/drm/SConscript
new file mode 100644
index 00000000000..6256ec6eaf0
--- /dev/null
+++ b/src/gallium/winsys/i965/drm/SConscript
@@ -0,0 +1,15 @@
+Import('*')
+
+env = drienv.Clone()
+
+i965drm_sources = [
+ 'i965_drm_api.c',
+ 'i965_drm_buffer.c',
+]
+
+i965drm = env.ConvenienceLibrary(
+ target ='i965drm',
+ source = i965drm_sources,
+)
+
+Export('i965drm')
diff --git a/src/gallium/winsys/i965/drm/i965_drm_api.c b/src/gallium/winsys/i965/drm/i965_drm_api.c
new file mode 100644
index 00000000000..9072a186384
--- /dev/null
+++ b/src/gallium/winsys/i965/drm/i965_drm_api.c
@@ -0,0 +1,122 @@
+
+#include <stdio.h>
+#include "state_tracker/drm_api.h"
+
+#include "i965_drm_winsys.h"
+#include "util/u_memory.h"
+
+#include "i965/brw_context.h" /* XXX: shouldn't be doing this */
+#include "i965/brw_screen.h" /* XXX: shouldn't be doing this */
+
+#include "trace/tr_drm.h"
+
+#include "../../sw/drm/sw_drm_api.h"
+
+/*
+ * Helper functions
+ */
+
+
+static void
+i965_libdrm_get_device_id(unsigned int *device_id)
+{
+ char path[512];
+ FILE *file;
+ void *shutup_gcc;
+
+ /*
+ * FIXME: Fix this up to use a drm ioctl or whatever.
+ */
+
+ snprintf(path, sizeof(path), "/sys/class/drm/card0/device/device");
+ file = fopen(path, "r");
+ if (!file) {
+ return;
+ }
+
+ shutup_gcc = fgets(path, sizeof(path), file);
+ sscanf(path, "%x", device_id);
+ fclose(file);
+}
+
+static void
+i965_libdrm_winsys_destroy(struct brw_winsys_screen *iws)
+{
+ struct i965_libdrm_winsys *idws = i965_libdrm_winsys(iws);
+
+ if (BRW_DUMP)
+ debug_printf("%s\n", __FUNCTION__);
+
+ drm_intel_bufmgr_destroy(idws->gem);
+
+ FREE(idws);
+}
+
+static struct pipe_screen *
+i965_libdrm_create_screen(struct drm_api *api, int drmFD,
+ struct drm_create_screen_arg *arg)
+{
+ struct i965_libdrm_winsys *idws;
+ unsigned int deviceID;
+
+ debug_printf("%s\n", __FUNCTION__);
+
+ if (arg != NULL) {
+ switch(arg->mode) {
+ case DRM_CREATE_NORMAL:
+ break;
+ default:
+ return NULL;
+ }
+ }
+
+ idws = CALLOC_STRUCT(i965_libdrm_winsys);
+ if (!idws)
+ return NULL;
+
+ i965_libdrm_get_device_id(&deviceID);
+
+ i965_libdrm_winsys_init_buffer_functions(idws);
+
+ idws->fd = drmFD;
+ idws->id = deviceID;
+
+ idws->base.destroy = i965_libdrm_winsys_destroy;
+
+ idws->gem = drm_intel_bufmgr_gem_init(idws->fd, BRW_BATCH_SIZE);
+ drm_intel_bufmgr_gem_enable_reuse(idws->gem);
+
+ idws->send_cmd = !debug_get_bool_option("BRW_NO_HW", FALSE);
+
+ return brw_create_screen(&idws->base, deviceID);
+}
+
+
+static void
+destroy(struct drm_api *api)
+{
+ if (BRW_DUMP)
+ debug_printf("%s\n", __FUNCTION__);
+
+}
+
+struct drm_api i965_libdrm_api =
+{
+ .name = "i965",
+ .create_screen = i965_libdrm_create_screen,
+ .destroy = destroy,
+};
+
+struct drm_api *
+drm_api_create()
+{
+ struct drm_api *api = NULL;
+
+ if (api == NULL && debug_get_bool_option("BRW_SOFTPIPE", FALSE))
+ api = sw_drm_api_create(&i965_libdrm_api);
+
+ if (api == NULL)
+ api = &i965_libdrm_api;
+
+ return trace_drm_create(api);
+}
diff --git a/src/gallium/winsys/i965/drm/i965_drm_buffer.c b/src/gallium/winsys/i965/drm/i965_drm_buffer.c
new file mode 100644
index 00000000000..33a17496b2b
--- /dev/null
+++ b/src/gallium/winsys/i965/drm/i965_drm_buffer.c
@@ -0,0 +1,503 @@
+
+#include "state_tracker/drm_api.h"
+#include "i965_drm_winsys.h"
+#include "util/u_memory.h"
+#include "util/u_inlines.h"
+
+#include "i915_drm.h"
+#include "intel_bufmgr.h"
+
+
+
+const char *names[BRW_BUFFER_TYPE_MAX] = {
+ "TEXTURE",
+ "SCANOUT",
+ "VERTEX",
+ "CURBE",
+ "QUERY",
+ "SHADER_CONSTANTS",
+ "WM_SCRATCH",
+ "BATCH",
+ "GENERAL_STATE",
+ "SURFACE_STATE",
+ "PIXEL",
+ "GENERIC",
+};
+
+const char *usages[BRW_USAGE_MAX] = {
+ "STATE",
+ "QUERY_RESULT",
+ "RENDER_TARGET",
+ "DEPTH_BUFFER",
+ "BLIT_SOURCE",
+ "BLIT_DEST",
+ "SAMPLER",
+ "VERTEX",
+ "SCRATCH"
+};
+
+
+const char *data_types[BRW_DATA_MAX] =
+{
+ "GS: CC_VP",
+ "GS: CC_UNIT",
+ "GS: WM_PROG",
+ "GS: SAMPLER_DEFAULT_COLOR",
+ "GS: SAMPLER",
+ "GS: WM_UNIT",
+ "GS: SF_PROG",
+ "GS: SF_VP",
+ "GS: SF_UNIT",
+ "GS: VS_UNIT",
+ "GS: VS_PROG",
+ "GS: GS_UNIT",
+ "GS: GS_PROG",
+ "GS: CLIP_VP",
+ "GS: CLIP_UNIT",
+ "GS: CLIP_PROG",
+ "SS: SURFACE",
+ "SS: SURF_BIND",
+ "CONSTANT DATA",
+ "BATCH DATA",
+ "(untyped)"
+};
+
+static enum pipe_error
+i965_libdrm_bo_alloc(struct brw_winsys_screen *sws,
+ enum brw_buffer_type type,
+ unsigned size,
+ unsigned alignment,
+ struct brw_winsys_buffer **bo_out)
+{
+ struct i965_libdrm_winsys *idws = i965_libdrm_winsys(sws);
+ struct i965_libdrm_buffer *buf;
+
+ if (BRW_DUMP)
+ debug_printf("%s type %s sz %d align %d\n",
+ __FUNCTION__, names[type], size, alignment );
+
+ buf = CALLOC_STRUCT(i965_libdrm_buffer);
+ if (!buf)
+ return PIPE_ERROR_OUT_OF_MEMORY;
+
+ switch (type) {
+ case BRW_BUFFER_TYPE_TEXTURE:
+/* case BRW_BUFFER_TYPE_SCANOUT:*/
+ case BRW_BUFFER_TYPE_VERTEX:
+ case BRW_BUFFER_TYPE_CURBE:
+ case BRW_BUFFER_TYPE_QUERY:
+ case BRW_BUFFER_TYPE_SHADER_CONSTANTS:
+ case BRW_BUFFER_TYPE_SHADER_SCRATCH:
+ case BRW_BUFFER_TYPE_BATCH:
+ case BRW_BUFFER_TYPE_GENERAL_STATE:
+ case BRW_BUFFER_TYPE_SURFACE_STATE:
+ case BRW_BUFFER_TYPE_PIXEL:
+ case BRW_BUFFER_TYPE_GENERIC:
+ break;
+ case BRW_BUFFER_TYPE_SCANOUT:
+ buf->map_gtt = TRUE;
+ break;
+ default:
+ assert(0);
+ break;
+ }
+
+ buf->bo = drm_intel_bo_alloc(idws->gem,
+ names[type],
+ size,
+ alignment);
+
+ if (!buf->bo)
+ goto err;
+
+ pipe_reference_init(&buf->base.reference, 1);
+ buf->base.size = size;
+ buf->base.sws = sws;
+
+ *bo_out = &buf->base;
+ return PIPE_OK;
+
+err:
+ assert(0);
+ FREE(buf);
+ return PIPE_ERROR_OUT_OF_MEMORY;
+}
+
+static enum pipe_error
+i965_libdrm_bo_from_handle(struct brw_winsys_screen *sws,
+ struct winsys_handle *whandle,
+ unsigned *stride,
+ unsigned *tile,
+ struct brw_winsys_buffer **bo_out)
+{
+ struct i965_libdrm_winsys *idws = i965_libdrm_winsys(sws);
+ struct i965_libdrm_buffer *buf = CALLOC_STRUCT(i965_libdrm_buffer);
+ uint32_t swizzle = 0;
+
+ if (BRW_DUMP)
+ debug_printf("%s\n", __FUNCTION__);
+
+ if (!buf)
+ return PIPE_ERROR_OUT_OF_MEMORY;
+
+ pipe_reference_init(&buf->base.reference, 1);
+ buf->bo = drm_intel_bo_gem_create_from_name(idws->gem, "FROM_HANDLE", whandle->handle);
+ buf->base.size = buf->bo->size;
+ buf->base.sws = &idws->base;
+ buf->flinked = TRUE;
+ buf->flink = whandle->handle;
+
+
+ if (!buf->bo)
+ goto err;
+
+ drm_intel_bo_get_tiling(buf->bo, &buf->tiling, &swizzle);
+ if (buf->tiling != 0)
+ buf->map_gtt = TRUE;
+
+ *tile = buf->tiling;
+ *stride = whandle->stride;
+
+ *bo_out = &buf->base;
+ return PIPE_OK;
+
+err:
+ FREE(buf);
+ return PIPE_ERROR_OUT_OF_MEMORY;
+}
+
+static enum pipe_error
+i965_libdrm_bo_get_handle(struct brw_winsys_buffer *buffer,
+ struct winsys_handle *whandle,
+ unsigned stride)
+{
+ struct i965_libdrm_buffer *buf = i965_libdrm_buffer(buffer);
+
+ if (BRW_DUMP)
+ debug_printf("%s\n", __FUNCTION__);
+
+ if (whandle->type == DRM_API_HANDLE_TYPE_SHARED) {
+ if (!buf->flinked) {
+ if (drm_intel_bo_flink(buf->bo, &buf->flink))
+ return PIPE_ERROR_BAD_INPUT;
+ buf->flinked = TRUE;
+ }
+
+ whandle->handle = buf->flink;
+ } else if (whandle->type == DRM_API_HANDLE_TYPE_KMS) {
+ whandle->handle = buf->bo->handle;
+ } else {
+ assert(!"unknown usage");
+ return PIPE_ERROR_BAD_INPUT;
+ }
+
+ whandle->stride = stride;
+ return PIPE_OK;
+}
+
+static void
+i965_libdrm_bo_destroy(struct brw_winsys_buffer *buffer)
+{
+ struct i965_libdrm_buffer *buf = i965_libdrm_buffer(buffer);
+
+ if (BRW_DUMP)
+ debug_printf("%s\n", __FUNCTION__);
+
+ drm_intel_bo_unreference(buf->bo);
+ FREE(buffer);
+}
+
+static enum pipe_error
+i965_libdrm_bo_emit_reloc(struct brw_winsys_buffer *buffer,
+ enum brw_buffer_usage usage,
+ unsigned delta,
+ unsigned offset,
+ struct brw_winsys_buffer *buffer2)
+{
+ struct i965_libdrm_buffer *buf = i965_libdrm_buffer(buffer);
+ struct i965_libdrm_buffer *buf2 = i965_libdrm_buffer(buffer2);
+ int read, write;
+ int ret;
+
+ if (BRW_DUMP)
+ debug_printf("%s buf %p offset %x delta %x buf2 %p/%s/%s\n",
+ __FUNCTION__, (void *)buffer,
+ offset, delta,
+ (void *)buffer2, names[buf2->data_type], usages[usage]);
+
+ switch (usage) {
+ case BRW_USAGE_STATE:
+ read = I915_GEM_DOMAIN_INSTRUCTION;
+ write = 0;
+ break;
+ case BRW_USAGE_QUERY_RESULT:
+ read = I915_GEM_DOMAIN_INSTRUCTION;
+ write = I915_GEM_DOMAIN_INSTRUCTION;
+ break;
+ case BRW_USAGE_RENDER_TARGET:
+ read = I915_GEM_DOMAIN_RENDER;
+ write = 0;
+ break;
+ case BRW_USAGE_DEPTH_BUFFER:
+ read = I915_GEM_DOMAIN_RENDER;
+ write = I915_GEM_DOMAIN_RENDER;
+ break;
+ case BRW_USAGE_BLIT_SOURCE:
+ read = 0;
+ write = I915_GEM_DOMAIN_RENDER;
+ break;
+ case BRW_USAGE_BLIT_DEST:
+ read = I915_GEM_DOMAIN_RENDER;
+ write = I915_GEM_DOMAIN_RENDER;
+ break;
+ case BRW_USAGE_SAMPLER:
+ read = I915_GEM_DOMAIN_SAMPLER;
+ write = 0;
+ break;
+ case BRW_USAGE_VERTEX:
+ read = I915_GEM_DOMAIN_VERTEX;
+ write = 0;
+ break;
+ case BRW_USAGE_SCRATCH:
+ read = 0;
+ write = 0;
+ break;
+ default:
+ assert(0);
+ return -1;
+ }
+
+ /* Needed??
+ ((uint32_t *)buf->bo->virtual)[offset/4] = (delta +
+ buf2->bo->offset);
+ */
+
+ ret = dri_bo_emit_reloc( buf->bo, read, write, delta, offset, buf2->bo );
+ if (ret)
+ return -1;
+
+ return 0;
+}
+
+static enum pipe_error
+i965_libdrm_bo_exec(struct brw_winsys_buffer *buffer,
+ unsigned bytes_used)
+{
+ struct i965_libdrm_buffer *buf = i965_libdrm_buffer(buffer);
+ struct i965_libdrm_winsys *idws = i965_libdrm_winsys(buffer->sws);
+ int ret;
+
+ if (BRW_DUMP)
+ debug_printf("execute buffer %p, bytes %d\n", (void *)buffer, bytes_used);
+
+ if (idws->send_cmd) {
+ ret = dri_bo_exec(buf->bo, bytes_used, NULL, 0, 0);
+ if (ret)
+ return PIPE_ERROR;
+ }
+
+ return PIPE_OK;
+}
+
+static enum pipe_error
+i965_libdrm_bo_subdata(struct brw_winsys_buffer *buffer,
+ enum brw_buffer_data_type data_type,
+ size_t offset,
+ size_t size,
+ const void *data,
+ const struct brw_winsys_reloc *reloc,
+ unsigned nr_reloc)
+{
+ struct i965_libdrm_buffer *buf = i965_libdrm_buffer(buffer);
+ struct i965_libdrm_winsys *idws = i965_libdrm_winsys(buffer->sws);
+ int ret, i;
+
+ (void)data_type;
+
+ if (BRW_DUMP)
+ debug_printf("%s buf %p off %d sz %d %s relocs: %d\n",
+ __FUNCTION__,
+ (void *)buffer, offset, size,
+ data_types[data_type],
+ nr_reloc);
+
+ if (BRW_DUMP)
+ brw_dump_data( idws->id,
+ data_type,
+ buf->bo->offset + offset,
+ data, size );
+
+ /* XXX: use bo_map_gtt/memcpy/unmap_gtt under some circumstances???
+ */
+ ret = drm_intel_bo_subdata(buf->bo, offset, size, (void*)data);
+ if (ret)
+ return PIPE_ERROR;
+
+ for (i = 0; i < nr_reloc; i++) {
+ i965_libdrm_bo_emit_reloc(buffer, reloc[i].usage, reloc[i].delta,
+ reloc[i].offset, reloc[i].bo);
+ }
+
+ return PIPE_OK;
+}
+
+static boolean
+i965_libdrm_bo_is_busy(struct brw_winsys_buffer *buffer)
+{
+ struct i965_libdrm_buffer *buf = i965_libdrm_buffer(buffer);
+ boolean ret;
+
+ if (BRW_DUMP)
+ debug_printf("%s %p\n", __FUNCTION__, (void *)buffer);
+
+ ret = drm_intel_bo_busy(buf->bo);
+
+ if (BRW_DUMP)
+ debug_printf(" --> %d\n", ret);
+
+ return ret;
+}
+
+static boolean
+i965_libdrm_bo_references(struct brw_winsys_buffer *a,
+ struct brw_winsys_buffer *b)
+{
+ struct i965_libdrm_buffer *bufa = i965_libdrm_buffer(a);
+ struct i965_libdrm_buffer *bufb = i965_libdrm_buffer(b);
+ boolean ret;
+
+ if (BRW_DUMP)
+ debug_printf("%s %p %p\n", __FUNCTION__, (void *)a, (void *)b);
+
+ ret = drm_intel_bo_references(bufa->bo, bufb->bo);
+
+ if (BRW_DUMP)
+ debug_printf(" --> %d\n", ret);
+
+ return ret;
+}
+
+/* XXX: couldn't this be handled by returning true/false on
+ * bo_emit_reloc?
+ */
+static enum pipe_error
+i965_libdrm_check_aperture_space(struct brw_winsys_screen *iws,
+ struct brw_winsys_buffer **buffers,
+ unsigned count)
+{
+ static drm_intel_bo *bos[128];
+ int i;
+ int ret;
+
+ if (BRW_DUMP)
+ debug_printf("%s\n", __FUNCTION__);
+
+ if (count > Elements(bos)) {
+ assert(0);
+ return FALSE;
+ }
+
+ for (i = 0; i < count; i++)
+ bos[i] = i965_libdrm_buffer(buffers[i])->bo;
+
+ /* XXX: converting from ??? to pipe_error:
+ */
+ ret = dri_bufmgr_check_aperture_space(bos, count);
+
+ if (BRW_DUMP)
+ debug_printf(" --> %d (ok == %d)\n", ret, PIPE_OK);
+
+ return ret;
+}
+
+static void *
+i965_libdrm_bo_map(struct brw_winsys_buffer *buffer,
+ enum brw_buffer_data_type data_type,
+ unsigned offset,
+ unsigned length,
+ boolean write,
+ boolean discard,
+ boolean flush_explicit)
+{
+ struct i965_libdrm_buffer *buf = i965_libdrm_buffer(buffer);
+ int ret;
+
+
+ if (BRW_DUMP)
+ debug_printf("%s %p %s %s\n", __FUNCTION__, (void *)buffer,
+ write ? "read/write" : "read",
+ write ? data_types[data_type] : "");
+
+ if (!buf->map_count) {
+ if (buf->map_gtt) {
+ ret = drm_intel_gem_bo_map_gtt(buf->bo);
+ if (ret)
+ return NULL;
+ }
+ else {
+ ret = drm_intel_bo_map(buf->bo, write);
+ if (ret)
+ return NULL;
+ }
+ }
+
+ buf->data_type = data_type;
+ buf->map_count++;
+ return buf->bo->virtual;
+}
+
+static void
+i965_libdrm_bo_flush_range(struct brw_winsys_buffer *buffer,
+ unsigned offset,
+ unsigned length)
+{
+ struct i965_libdrm_buffer *buf = i965_libdrm_buffer(buffer);
+ struct i965_libdrm_winsys *idws = i965_libdrm_winsys(buffer->sws);
+
+ if (BRW_DUMP)
+ debug_printf("%s %s offset %d len %d\n", __FUNCTION__,
+ data_types[buf->data_type],
+ offset, length);
+
+ if (BRW_DUMP)
+ brw_dump_data( idws->id,
+ buf->data_type,
+ buf->bo->offset + offset,
+ buf->bo->virtual + offset,
+ length );
+}
+
+static void
+i965_libdrm_bo_unmap(struct brw_winsys_buffer *buffer)
+{
+ struct i965_libdrm_buffer *buf = i965_libdrm_buffer(buffer);
+
+ if (BRW_DUMP)
+ debug_printf("%s\n", __FUNCTION__);
+
+ if (--buf->map_count > 0)
+ return;
+
+ if (buf->map_gtt)
+ drm_intel_gem_bo_unmap_gtt(buf->bo);
+ else
+ drm_intel_bo_unmap(buf->bo);
+}
+
+void
+i965_libdrm_winsys_init_buffer_functions(struct i965_libdrm_winsys *idws)
+{
+ idws->base.bo_alloc = i965_libdrm_bo_alloc;
+ idws->base.bo_from_handle = i965_libdrm_bo_from_handle;
+ idws->base.bo_get_handle = i965_libdrm_bo_get_handle;
+ idws->base.bo_destroy = i965_libdrm_bo_destroy;
+ idws->base.bo_emit_reloc = i965_libdrm_bo_emit_reloc;
+ idws->base.bo_exec = i965_libdrm_bo_exec;
+ idws->base.bo_subdata = i965_libdrm_bo_subdata;
+ idws->base.bo_is_busy = i965_libdrm_bo_is_busy;
+ idws->base.bo_references = i965_libdrm_bo_references;
+ idws->base.check_aperture_space = i965_libdrm_check_aperture_space;
+ idws->base.bo_map = i965_libdrm_bo_map;
+ idws->base.bo_flush_range = i965_libdrm_bo_flush_range;
+ idws->base.bo_unmap = i965_libdrm_bo_unmap;
+}
diff --git a/src/gallium/winsys/i965/drm/i965_drm_winsys.h b/src/gallium/winsys/i965/drm/i965_drm_winsys.h
new file mode 100644
index 00000000000..c6a7d4a8c51
--- /dev/null
+++ b/src/gallium/winsys/i965/drm/i965_drm_winsys.h
@@ -0,0 +1,64 @@
+
+#ifndef INTEL_DRM_WINSYS_H
+#define INTEL_DRM_WINSYS_H
+
+#include "i965/brw_winsys.h"
+
+#include "drm.h"
+#include "intel_bufmgr.h"
+
+
+
+/*
+ * Winsys
+ */
+
+
+struct i965_libdrm_winsys
+{
+ struct brw_winsys_screen base;
+ drm_intel_bufmgr *gem;
+
+ boolean send_cmd;
+
+ int fd; /**< Drm file discriptor */
+
+ unsigned id;
+};
+
+static INLINE struct i965_libdrm_winsys *
+i965_libdrm_winsys(struct brw_winsys_screen *iws)
+{
+ return (struct i965_libdrm_winsys *)iws;
+}
+
+struct i965_libdrm_winsys *i965_libdrm_winsys_create(int fd, unsigned pci_id);
+
+void i965_libdrm_winsys_init_buffer_functions(struct i965_libdrm_winsys *idws);
+
+
+/* Buffer.
+ */
+struct i965_libdrm_buffer {
+ struct brw_winsys_buffer base;
+
+ drm_intel_bo *bo;
+
+ void *ptr;
+ unsigned map_count;
+ unsigned data_type; /* valid while mapped */
+ unsigned tiling;
+
+ boolean map_gtt;
+ boolean flinked;
+ unsigned flink;
+};
+
+static INLINE struct i965_libdrm_buffer *
+i965_libdrm_buffer(struct brw_winsys_buffer *buffer)
+{
+ return (struct i965_libdrm_buffer *)buffer;
+}
+
+
+#endif