hwc: Add a bits per pixel function for RGB color space

Change-Id: I12d286ffe12c18bc9159a9bd1df65db43b63ac05
Signed-off-by: Tony Lofthouse <a0741364@ti.com>
(cherry picked from commit d98182ec972e6083daec80f2271d2678abcc7b28)

1 files changed, 15 insertions, 0 deletions

diff --git a/hwc/hwc.c b/hwc/hwc.c
index d715f13..c5bf36d 100644
--- a/hwc/hwc.c
+++ b/hwc/hwc.c
@@ -455,6 +455,21 @@ static int is_RGB(IMG_native_handle_t *handle)
         return 0;
     }
 }
+static int get_rgb_bpp(IMG_native_handle_t *handle)
+{
+    switch(handle->iFormat)
+    {
+    case HAL_PIXEL_FORMAT_BGRA_8888:
+    case HAL_PIXEL_FORMAT_BGRX_8888:
+    case HAL_PIXEL_FORMAT_RGBX_8888:
+    case HAL_PIXEL_FORMAT_RGBA_8888:
+        return 32;
+    case HAL_PIXEL_FORMAT_RGB_565:
+        return 16;
+    default:
+        return 0;
+    }
+}
 
 static int is_BGR_format(int format)
 {