LineageOS/android_vendor_qcom_opensource_display-commonsys-intf
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hwc: Disable Actionsafe for 8974 target and non-HDMI display.

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1. Disable Action safe for 8974 due to HW limitation while downscaling
   layers with overlapped region
2. Disable Actionsafe for non HDMI displays.

Change-Id: If974cf2bb2259ee6051645698ba641791b1425ce
This commit is contained in:
Ramkumar Radhakrishnan
2014-03-03 14:46:21 -08:00
parent 328524fbb4
commit a61a0da1f8
1 changed files with 11 additions and 1 deletions
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12
libhwcomposer/hwc_utils.cpp
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@@ -962,8 +962,14 @@ bool isSecureModePolicy(int mdpVersion) {
bool isActionSafePresent(hwc_context_t *ctx, int dpy) {
// if external supports underscan, do nothing
// it will be taken care in the driver
if(!dpy || ctx->mExtDisplay->isCEUnderscanSupported())
// Disable Action safe for 8974 due to HW limitation for downscaling
// layers with overlapped region
// Disable Actionsafe for non HDMI displays.
if(!(dpy == HWC_DISPLAY_EXTERNAL) ||
qdutils::MDPVersion::getInstance().is8x74v2() ||
ctx->mExtDisplay->isCEUnderscanSupported()) {
return false;
}
char value[PROPERTY_VALUE_MAX];
// Read action safe properties
@@ -1696,6 +1702,10 @@ int configureSplit(hwc_context_t *ctx, hwc_layer_1_t *layer,
whf.format = getMdpFormat(HAL_PIXEL_FORMAT_BGRX_8888);
}
/* Calculate the external display position based on MDP downscale,
ActionSafe, and extorientation features. */
calcExtDisplayPosition(ctx, hnd, dpy, crop, dst, transform, orient);
setMdpFlags(layer, mdpFlagsL, 0, transform);
if(lDest != OV_INVALID && rDest != OV_INVALID) {