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-rw-r--r--src/gallium/winsys/drm/intel/gem/intel_drm_api.c96
-rw-r--r--src/gallium/winsys/drm/intel/gem/intel_drm_buffer.c63
2 files changed, 63 insertions, 96 deletions
diff --git a/src/gallium/winsys/drm/intel/gem/intel_drm_api.c b/src/gallium/winsys/drm/intel/gem/intel_drm_api.c
index 377ed255131..e3b980a832b 100644
--- a/src/gallium/winsys/drm/intel/gem/intel_drm_api.c
+++ b/src/gallium/winsys/drm/intel/gem/intel_drm_api.c
@@ -38,99 +38,6 @@ intel_drm_get_device_id(unsigned int *device_id)
fclose(file);
}
-static struct intel_buffer *
-intel_drm_buffer_from_handle(struct intel_drm_winsys *idws,
- const char* name, unsigned handle)
-{
- struct intel_drm_buffer *buf = CALLOC_STRUCT(intel_drm_buffer);
- uint32_t tile = 0, swizzle = 0;
-
- if (!buf)
- return NULL;
-
- buf->magic = 0xDEAD1337;
- buf->bo = drm_intel_bo_gem_create_from_name(idws->pools.gem, name, handle);
- buf->flinked = TRUE;
- buf->flink = handle;
-
- if (!buf->bo)
- goto err;
-
- drm_intel_bo_get_tiling(buf->bo, &tile, &swizzle);
- if (tile != INTEL_TILE_NONE)
- buf->map_gtt = TRUE;
-
- return (struct intel_buffer *)buf;
-
-err:
- FREE(buf);
- return NULL;
-}
-
-
-/*
- * Exported functions
- */
-
-
-static struct pipe_texture *
-intel_drm_texture_from_shared_handle(struct drm_api *api,
- struct pipe_screen *screen,
- struct pipe_texture *templ,
- const char* name,
- unsigned pitch,
- unsigned handle)
-{
- struct intel_drm_winsys *idws = intel_drm_winsys(i915_screen(screen)->iws);
- struct intel_buffer *buffer;
-
- buffer = intel_drm_buffer_from_handle(idws, name, handle);
- if (!buffer)
- return NULL;
-
- return i915_texture_blanket_intel(screen, templ, pitch, buffer);
-}
-
-static boolean
-intel_drm_shared_handle_from_texture(struct drm_api *api,
- struct pipe_screen *screen,
- struct pipe_texture *texture,
- unsigned *pitch,
- unsigned *handle)
-{
- struct intel_drm_buffer *buf = NULL;
- struct intel_buffer *buffer = NULL;
- if (!i915_get_texture_buffer_intel(texture, &buffer, pitch))
- return FALSE;
-
- buf = intel_drm_buffer(buffer);
- if (!buf->flinked) {
- if (drm_intel_bo_flink(buf->bo, &buf->flink))
- return FALSE;
- buf->flinked = TRUE;
- }
-
- *handle = buf->flink;
-
- return TRUE;
-}
-
-static boolean
-intel_drm_local_handle_from_texture(struct drm_api *api,
- struct pipe_screen *screen,
- struct pipe_texture *texture,
- unsigned *pitch,
- unsigned *handle)
-{
- struct intel_buffer *buffer = NULL;
- if (!i915_get_texture_buffer_intel(texture, &buffer, pitch))
- return FALSE;
-
- *handle = intel_drm_buffer(buffer)->bo->handle;
-
- return TRUE;
-}
-
static void
intel_drm_winsys_destroy(struct intel_winsys *iws)
{
@@ -192,9 +99,6 @@ struct drm_api intel_drm_api =
.name = "i915",
.driver_name = "i915",
.create_screen = intel_drm_create_screen,
- .texture_from_shared_handle = intel_drm_texture_from_shared_handle,
- .shared_handle_from_texture = intel_drm_shared_handle_from_texture,
- .local_handle_from_texture = intel_drm_local_handle_from_texture,
.destroy = destroy,
};
diff --git a/src/gallium/winsys/drm/intel/gem/intel_drm_buffer.c b/src/gallium/winsys/drm/intel/gem/intel_drm_buffer.c
index ac4dd6e00e9..cb4f92a3b17 100644
--- a/src/gallium/winsys/drm/intel/gem/intel_drm_buffer.c
+++ b/src/gallium/winsys/drm/intel/gem/intel_drm_buffer.c
@@ -1,4 +1,5 @@
+#include "state_tracker/drm_api.h"
#include "intel_drm_winsys.h"
#include "util/u_memory.h"
@@ -52,6 +53,66 @@ err:
return NULL;
}
+static struct intel_buffer *
+intel_drm_buffer_from_handle(struct intel_winsys *iws,
+ struct winsys_handle *whandle,
+ unsigned *stride)
+{
+ struct intel_drm_winsys *idws = intel_drm_winsys(iws);
+ struct intel_drm_buffer *buf = CALLOC_STRUCT(intel_drm_buffer);
+ uint32_t tile = 0, swizzle = 0;
+
+ if (!buf)
+ return NULL;
+
+ buf->magic = 0xDEAD1337;
+ buf->bo = drm_intel_bo_gem_create_from_name(idws->pools.gem, "gallium3d_from_handle", whandle->handle);
+ buf->flinked = TRUE;
+ buf->flink = whandle->handle;
+
+ if (!buf->bo)
+ goto err;
+
+ drm_intel_bo_get_tiling(buf->bo, &tile, &swizzle);
+ if (tile != INTEL_TILE_NONE)
+ buf->map_gtt = TRUE;
+
+ *stride = whandle->stride;
+
+ return (struct intel_buffer *)buf;
+
+err:
+ FREE(buf);
+ return NULL;
+}
+
+static boolean
+intel_drm_buffer_get_handle(struct intel_winsys *iws,
+ struct intel_buffer *buffer,
+ struct winsys_handle *whandle,
+ unsigned stride)
+{
+ struct intel_drm_buffer *buf = intel_drm_buffer(buffer);
+
+ if (whandle->type == DRM_API_HANDLE_TYPE_SHARED) {
+ if (!buf->flinked) {
+ if (drm_intel_bo_flink(buf->bo, &buf->flink))
+ return FALSE;
+ 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 FALSE;
+ }
+
+ whandle->stride = stride;
+ return TRUE;
+}
+
static int
intel_drm_buffer_set_fence_reg(struct intel_winsys *iws,
struct intel_buffer *buffer,
@@ -146,6 +207,8 @@ void
intel_drm_winsys_init_buffer_functions(struct intel_drm_winsys *idws)
{
idws->base.buffer_create = intel_drm_buffer_create;
+ idws->base.buffer_from_handle = intel_drm_buffer_from_handle;
+ idws->base.buffer_get_handle = intel_drm_buffer_get_handle;
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;