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authorChris Redpath <chris.redpath@arm.com>2012-07-12 12:33:13 +0100
committerJon Medhurst <tixy@linaro.org>2014-03-31 13:58:09 +0100
commitf2f662336fed53bb7a34d422bcd0cdd3a896f837 (patch)
tree21e81762b9819917a34c222ea079bcb466d40c8d /include/linux
parentd81ef6e2c92174b65e1c6af80d05cddfc0c4e7a1 (diff)
ARM HDLCD: Add developer option to remove double-height framebuffers
This option can be used with Android to push the graphics subsystem into a different composition strategy which is more effective when used on hardware where the framebuffer memory is not cacheable. Signed-off-by: Chris Redpath <chris.redpath@arm.com>
Diffstat (limited to 'include/linux')
-rw-r--r--include/linux/arm-hdlcd.h4
1 files changed, 4 insertions, 0 deletions
diff --git a/include/linux/arm-hdlcd.h b/include/linux/arm-hdlcd.h
index f3f4887ac4f..124995aa34f 100644
--- a/include/linux/arm-hdlcd.h
+++ b/include/linux/arm-hdlcd.h
@@ -102,6 +102,10 @@
* and /proc/hdlcd_underrun to read the counter
*/
//#define HDLCD_COUNT_BUFFERUNDERRUNS
+/* Restrict height to 1x screen size
+ *
+ */
+//#define HDLCD_NO_VIRTUAL_SCREEN
struct hdlcd_device {
struct fb_info fb;