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path: root/src/gallium/winsys/drm/intel/gem/intel_drm_buffer.c
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Diffstat (limited to 'src/gallium/winsys/drm/intel/gem/intel_drm_buffer.c')
-rw-r--r--src/gallium/winsys/drm/intel/gem/intel_drm_buffer.c154
1 files changed, 0 insertions, 154 deletions
diff --git a/src/gallium/winsys/drm/intel/gem/intel_drm_buffer.c b/src/gallium/winsys/drm/intel/gem/intel_drm_buffer.c
deleted file mode 100644
index ac4dd6e00e..0000000000
--- a/src/gallium/winsys/drm/intel/gem/intel_drm_buffer.c
+++ /dev/null
@@ -1,154 +0,0 @@
-
-#include "intel_drm_winsys.h"
-#include "util/u_memory.h"
-
-#include "i915_drm.h"
-
-static struct intel_buffer *
-intel_drm_buffer_create(struct intel_winsys *iws,
- unsigned size, unsigned alignment,
- enum intel_buffer_type type)
-{
- struct intel_drm_buffer *buf = CALLOC_STRUCT(intel_drm_buffer);
- struct intel_drm_winsys *idws = intel_drm_winsys(iws);
- drm_intel_bufmgr *pool;
- char *name;
-
- if (!buf)
- return NULL;
-
- buf->magic = 0xDEAD1337;
- buf->flinked = FALSE;
- buf->flink = 0;
- buf->map_gtt = FALSE;
-
- if (type == INTEL_NEW_TEXTURE) {
- name = "gallium3d_texture";
- pool = idws->pools.gem;
- } else if (type == INTEL_NEW_VERTEX) {
- name = "gallium3d_vertex";
- pool = idws->pools.gem;
- buf->map_gtt = TRUE;
- } else if (type == INTEL_NEW_SCANOUT) {
- name = "gallium3d_scanout";
- pool = idws->pools.gem;
- buf->map_gtt = TRUE;
- } else {
- assert(0);
- name = "gallium3d_unknown";
- pool = idws->pools.gem;
- }
-
- buf->bo = drm_intel_bo_alloc(pool, name, size, alignment);
-
- if (!buf->bo)
- goto err;
-
- return (struct intel_buffer *)buf;
-
-err:
- assert(0);
- FREE(buf);
- return NULL;
-}
-
-static int
-intel_drm_buffer_set_fence_reg(struct intel_winsys *iws,
- struct intel_buffer *buffer,
- unsigned stride,
- enum intel_buffer_tile tile)
-{
- struct intel_drm_buffer *buf = intel_drm_buffer(buffer);
- assert(I915_TILING_NONE == INTEL_TILE_NONE);
- assert(I915_TILING_X == INTEL_TILE_X);
- assert(I915_TILING_Y == INTEL_TILE_Y);
-
- if (tile != INTEL_TILE_NONE) {
- assert(buf->map_count == 0);
- buf->map_gtt = TRUE;
- }
-
- return drm_intel_bo_set_tiling(buf->bo, &tile, stride);
-}
-
-static void *
-intel_drm_buffer_map(struct intel_winsys *iws,
- struct intel_buffer *buffer,
- boolean write)
-{
- struct intel_drm_buffer *buf = intel_drm_buffer(buffer);
- drm_intel_bo *bo = intel_bo(buffer);
- int ret = 0;
-
- assert(bo);
-
- if (buf->map_count)
- goto out;
-
- if (buf->map_gtt)
- ret = drm_intel_gem_bo_map_gtt(bo);
- else
- ret = drm_intel_bo_map(bo, write);
-
- buf->ptr = bo->virtual;
-
- assert(ret == 0);
-out:
- if (ret)
- return NULL;
-
- buf->map_count++;
- return buf->ptr;
-}
-
-static void
-intel_drm_buffer_unmap(struct intel_winsys *iws,
- struct intel_buffer *buffer)
-{
- struct intel_drm_buffer *buf = intel_drm_buffer(buffer);
-
- if (--buf->map_count)
- return;
-
- if (buf->map_gtt)
- drm_intel_gem_bo_unmap_gtt(intel_bo(buffer));
- else
- drm_intel_bo_unmap(intel_bo(buffer));
-}
-
-static int
-intel_drm_buffer_write(struct intel_winsys *iws,
- struct intel_buffer *buffer,
- size_t offset,
- size_t size,
- const void *data)
-{
- struct intel_drm_buffer *buf = intel_drm_buffer(buffer);
-
- return drm_intel_bo_subdata(buf->bo, offset, size, (void*)data);
-}
-
-static void
-intel_drm_buffer_destroy(struct intel_winsys *iws,
- struct intel_buffer *buffer)
-{
- drm_intel_bo_unreference(intel_bo(buffer));
-
-#ifdef DEBUG
- intel_drm_buffer(buffer)->magic = 0;
- intel_drm_buffer(buffer)->bo = NULL;
-#endif
-
- FREE(buffer);
-}
-
-void
-intel_drm_winsys_init_buffer_functions(struct intel_drm_winsys *idws)
-{
- idws->base.buffer_create = intel_drm_buffer_create;
- idws->base.buffer_set_fence_reg = intel_drm_buffer_set_fence_reg;
- idws->base.buffer_map = intel_drm_buffer_map;
- idws->base.buffer_unmap = intel_drm_buffer_unmap;
- idws->base.buffer_write = intel_drm_buffer_write;
- idws->base.buffer_destroy = intel_drm_buffer_destroy;
-}