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[libdrm,3/4] android: add helper to convert buffer_handle_t to gralloc_handle_t ptr

Message ID 20180215135926.9502-4-robh@kernel.org
State New
Headers show
Series gralloc handle fixes | expand

Commit Message

Rob Herring Feb. 15, 2018, 1:59 p.m. UTC 
Clients frequently need to convert a buffer_handle_t (aka
native_handle_t *) to a gralloc_handle_t ptr. This is a simple cast, but
add an inline function to do the conversion.

Signed-off-by: Rob Herring <robh@kernel.org>
---
 android/gralloc_handle.h | 5 +++++
 1 file changed, 5 insertions(+)
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Patch

diff --git a/android/gralloc_handle.h b/android/gralloc_handle.h
index b0f5048cc6a1..43255ba539c2 100644
--- a/android/gralloc_handle.h
+++ b/android/gralloc_handle.h
@@ -76,6 +76,11 @@  struct gralloc_handle_t {
 	((sizeof(struct gralloc_handle_t) - sizeof(native_handle_t))/sizeof(int))	\
 	 - GRALLOC_HANDLE_NUM_FDS)
 
+static inline struct gralloc_handle_t *gralloc_handle(buffer_handle_t handle)
+{
+	return (struct gralloc_handle_t *)handle;
+}
+
 /**
  * Create a buffer handle.
  */