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-rw-r--r--services/surfaceflinger/DisplayHardware/HWComposer.cpp16
1 files changed, 16 insertions, 0 deletions
diff --git a/services/surfaceflinger/DisplayHardware/HWComposer.cpp b/services/surfaceflinger/DisplayHardware/HWComposer.cpp
index fb93c47..302ce82 100644
--- a/services/surfaceflinger/DisplayHardware/HWComposer.cpp
+++ b/services/surfaceflinger/DisplayHardware/HWComposer.cpp
@@ -540,8 +540,13 @@ status_t HWComposer::prepare() {
// DO NOT reset the handle field to NULL, because it's possible
// that we have nothing to redraw (eg: eglSwapBuffers() not called)
// in which case, we should continue to use the same buffer.
+ LOG_FATAL_IF(disp.list == NULL);
disp.framebufferTarget->compositionType = HWC_FRAMEBUFFER_TARGET;
}
+ if (!disp.connected && disp.list != NULL) {
+ ALOGW("WARNING: disp %d: connected, non-null list, layers=%d",
+ i, disp.list->numHwLayers);
+ }
mLists[i] = disp.list;
if (mLists[i]) {
if (hwcHasApiVersion(mHwc, HWC_DEVICE_API_VERSION_1_2)) {
@@ -664,6 +669,17 @@ status_t HWComposer::acquire(int disp) const {
return NO_ERROR;
}
+void HWComposer::disconnectDisplay(int disp) {
+ LOG_ALWAYS_FATAL_IF(disp < 0 || disp == HWC_DISPLAY_PRIMARY ||
+ disp >= HWC_NUM_DISPLAY_TYPES);
+ DisplayData& dd(mDisplayData[disp]);
+ if (dd.list != NULL) {
+ free(dd.list);
+ dd.list = NULL;
+ dd.framebufferTarget = NULL; // points into dd.list
+ }
+}
+
int HWComposer::getVisualID() const {
if (mHwc && hwcHasApiVersion(mHwc, HWC_DEVICE_API_VERSION_1_1)) {
// FIXME: temporary hack until HAL_PIXEL_FORMAT_IMPLEMENTATION_DEFINED