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authoralk3pInjection <webmaster@raspii.tech>2022-05-01 20:50:40 +0800
committeralk3pInjection <webmaster@raspii.tech>2022-05-01 20:50:40 +0800
commit5b2cac52ba778c82474b770b8218f12b200abbba (patch)
treeaa6a2935fe22ca8ee764f8d0c5637cc9e540a5f5 /modules/gralloc/framebuffer.cpp
parentfff55eaf71d44da7a003bccc4f835351b61efd6e (diff)
parent05445d8b448ea0349822250fa0c2a6f651289736 (diff)
Merge tag 'LA.QSSI.12.0.r1-06800-qssi.0' into sugisawa-mr1HEADsugisawa-mr1
"LA.QSSI.12.0.r1-06800-qssi.0" Change-Id: I3c5a85f5c37b5bba1590d2aa8f67e5b3f01939c8
Diffstat (limited to 'modules/gralloc/framebuffer.cpp')
-rw-r--r--modules/gralloc/framebuffer.cpp7
1 files changed, 5 insertions, 2 deletions
diff --git a/modules/gralloc/framebuffer.cpp b/modules/gralloc/framebuffer.cpp
index b2ec3e44..fc220dbc 100644
--- a/modules/gralloc/framebuffer.cpp
+++ b/modules/gralloc/framebuffer.cpp
@@ -45,8 +45,10 @@
#define USE_PAN_DISPLAY 0
#endif
-// numbers of buffers for page flipping
+// Enabling page flipping by default
+#ifndef NUM_BUFFERS
#define NUM_BUFFERS 2
+#endif
enum {
@@ -157,7 +159,8 @@ int mapFrameBufferLocked(struct private_module_t* module, int format)
info.activate = FB_ACTIVATE_NOW;
/*
- * Request NUM_BUFFERS screens (at lest 2 for page flipping)
+ * Request NUM_BUFFERS screens
+ * To enable page flipping, NUM_BUFFERS should be at least 2.
*/
info.yres_virtual = info.yres * NUM_BUFFERS;