commit 5bc7f8b378b510dce524f085031c1f56c8487533
author Prabhanjan Kandula <pkandula@codeaurora.org> Tue May 23 12:24:57 2017 -0700
committer Prabhanjan Kandula <pkandula@codeaurora.org> Wed May 31 11:42:55 2017 -0700
tree f8fbc571fe75ee53806143febebefd2413c315f7
parent 5265b055525d8aed2aefdbf005f6f4b20c6bf8c3

sdm: Add support for flip panel mount in drm DAL

- Define 180 rotation in drm interface
- Read panel rotation from connector info and
populate panel orientation for sdm

Change-Id: Iaf8417f4eb8d3b8dc6f95f783bcb447cad230c64
CRs-fixed: 2051379

libdrmutils/drm_interface.h

diff --git a/libdrmutils/drm_interface.h b/libdrmutils/drm_interface.h
index 46ab782..71767e7 100644
--- a/libdrmutils/drm_interface.h
+++ b/libdrmutils/drm_interface.h
@@ -218,6 +218,7 @@
 enum struct DRMRotation {
   FLIP_H = 0x1,
   FLIP_V = 0x2,
+  ROT_180 = FLIP_H | FLIP_V,
   ROT_90 = 0x4,
 };
 
@@ -358,6 +359,7 @@
   int wmin;
   int hmin;
   bool roi_merge;
+  DRMRotation panel_orientation;
 };
 
 /* Identifier token for a display */

sdm/libs/core/drm/hw_device_drm.cpp

diff --git a/sdm/libs/core/drm/hw_device_drm.cpp b/sdm/libs/core/drm/hw_device_drm.cpp
index 6bc4434..1be973c 100644
--- a/sdm/libs/core/drm/hw_device_drm.cpp
+++ b/sdm/libs/core/drm/hw_device_drm.cpp
@@ -445,6 +445,15 @@
   hw_panel_info_.is_primary_panel = connector_info_.is_primary;
   hw_panel_info_.is_pluggable = 0;
 
+  // no supprt for 90 rotation only flips or 180 supported
+  hw_panel_info_.panel_orientation.rotation = 0;
+  hw_panel_info_.panel_orientation.flip_horizontal =
+    (connector_info_.panel_orientation == DRMRotation::FLIP_H) ||
+    (connector_info_.panel_orientation == DRMRotation::ROT_180);
+  hw_panel_info_.panel_orientation.flip_vertical =
+    (connector_info_.panel_orientation == DRMRotation::FLIP_V) ||
+    (connector_info_.panel_orientation == DRMRotation::ROT_180);
+
   GetHWDisplayPortAndMode();
   GetHWPanelMaxBrightness();