From e48f7860b9c5a49850a4bc8b26ad2c69000a7da4 Mon Sep 17 00:00:00 2001 From: Caio Schnepper Date: Mon, 30 Nov 2015 11:05:10 -0200 Subject: [PATCH] libgralloc: Fix refresh rate calculation Calculated refresh rate can be 3% off Reference: https://code.google.com/p/android/issues/detail?id=69391 Change-Id: I3b4efefcc0aef695ba48abdfb61f6d38b9d0a79c --- exynos4/hal/libgralloc_ump/framebuffer_device.cpp | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/exynos4/hal/libgralloc_ump/framebuffer_device.cpp b/exynos4/hal/libgralloc_ump/framebuffer_device.cpp index b1418782..814e6689 100644 --- a/exynos4/hal/libgralloc_ump/framebuffer_device.cpp +++ b/exynos4/hal/libgralloc_ump/framebuffer_device.cpp @@ -263,8 +263,8 @@ int init_frame_buffer_locked(struct private_module_t* module) int refreshRate = 1000000000000000LLU / ( - uint64_t( info.upper_margin + info.lower_margin + info.yres ) - * ( info.left_margin + info.right_margin + info.xres ) + uint64_t( info.upper_margin + info.lower_margin + info.vsync_len + info.yres ) + * ( info.left_margin + info.right_margin + info.hsync_len + info.xres ) * info.pixclock );