deprecate GBM_BO_USE_WRITE

[android-x86/external-minigbm.git] / gbm.h

diff --git a/gbm.h b/gbm.h
index 094d746..9992db3 100644 (file)
--- a/gbm.h
+++ b/gbm.h
@@ -71,7 +71,7 @@ union gbm_bo_handle {
 /** Format of the allocated buffer */
 enum gbm_bo_format {
    /** RGB with 8 bits per channel in a 32 bit value */
-   GBM_BO_FORMAT_XRGB8888, 
+   GBM_BO_FORMAT_XRGB8888,
    /** ARGB with 8 bits per channel in a 32 bit value */
    GBM_BO_FORMAT_ARGB8888
 };
@@ -205,10 +205,16 @@ enum gbm_bo_flags {
     */
    GBM_BO_USE_RENDERING    = (1 << 2),
    /**
-    * Buffer can be used for gbm_bo_write.  This is guaranteed to work
-    * with GBM_BO_USE_CURSOR. but may not work for other combinations.
+    * Deprecated
     */
    GBM_BO_USE_WRITE    = (1 << 3),
+   /**
+    * Buffer is guaranteed to be laid out linearly in memory. That is, the
+    * buffer is laid out as an array with 'height' blocks, each block with
+    * length 'stride'. Each stride is in the same order as the rows of the
+    * buffer.
+    */
+   GBM_BO_USE_LINEAR    = (1 << 4),
 };
 
 int
@@ -273,8 +279,23 @@ gbm_bo_get_handle(struct gbm_bo *bo);
 int
 gbm_bo_get_fd(struct gbm_bo *bo);
 
+size_t
+gbm_bo_get_num_planes(struct gbm_bo *bo);
+
+union gbm_bo_handle
+gbm_bo_get_plane_handle(struct gbm_bo *bo, size_t plane);
+
 int
-gbm_bo_write(struct gbm_bo *bo, const void *buf, size_t count);
+gbm_bo_get_plane_fd(struct gbm_bo *bo, size_t plane);
+
+uint32_t
+gbm_bo_get_plane_offset(struct gbm_bo *bo, size_t plane);
+
+uint32_t
+gbm_bo_get_plane_size(struct gbm_bo *bo, size_t plane);
+
+uint32_t
+gbm_bo_get_plane_stride(struct gbm_bo *bo, size_t plane);
 
 void
 gbm_bo_set_user_data(struct gbm_bo *bo, void *data,