qcom/display: Update HALs

- Update the display HAL from Code Aurora Forum - Add updated overlay library - Enable HWC with basic video going through overlay - Cleanup some files Change-Id: I65c687c51be458cee71213c79e03eeda962d9086
2012-06-14 00:56:20 -07:00
parent 06ff498a7c
commit 29a26818d7
77 changed files with 15249 additions and 7521 deletions
--- a/libhwcomposer/hwc_utils.cpp
+++ b/libhwcomposer/hwc_utils.cpp
@@ -0,0 +1,96 @@
+/*
+ * Copyright (C) 2010 The Android Open Source Project
+ * Copyright (C) 2012, Code Aurora Forum. All rights reserved.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#include "hwc_utils.h"
+
+namespace qhwc {
+void initContext(hwc_context_t *ctx)
+{
+    //XXX: target specific initializations here
+    openFramebufferDevice(ctx);
+    ctx->mOverlay = overlay::Overlay::getInstance();
+    ctx->qbuf = new QueuedBufferStore();
+
+}
+
+void closeContext(hwc_context_t *ctx)
+{
+    if(ctx->mOverlay) {
+        delete ctx->mOverlay;
+        ctx->mOverlay = NULL;
+    }
+    if(ctx->fbDev) {
+        framebuffer_close(ctx->fbDev);
+        ctx->fbDev = NULL;
+    }
+
+    if(ctx->qbuf) {
+        delete ctx->qbuf;
+        ctx->qbuf = NULL;
+    }
+}
+
+// Opens Framebuffer device
+void openFramebufferDevice(hwc_context_t *ctx) {
+    hw_module_t const *module;
+    if (hw_get_module(GRALLOC_HARDWARE_MODULE_ID, &module) == 0) {
+        framebuffer_open(module, &(ctx->fbDev));
+    }
+}
+
+void dumpLayer(hwc_layer_t const* l)
+{
+    ALOGD("\ttype=%d, flags=%08x, handle=%p, tr=%02x, blend=%04x, {%d,%d,%d,%d}"
+          ", {%d,%d,%d,%d}",
+          l->compositionType, l->flags, l->handle, l->transform, l->blending,
+          l->sourceCrop.left,
+          l->sourceCrop.top,
+          l->sourceCrop.right,
+          l->sourceCrop.bottom,
+          l->displayFrame.left,
+          l->displayFrame.top,
+          l->displayFrame.right,
+          l->displayFrame.bottom);
+}
+
+void getLayerStats(hwc_context_t *ctx, const hwc_layer_list_t *list)
+{
+    int yuvBufCount = 0;
+    int layersNotUpdatingCount = 0;
+    for (size_t i=0 ; i<list->numHwLayers; i++) {
+        private_handle_t *hnd = (private_handle_t *)list->hwLayers[i].handle;
+        if (isYuvBuffer(hnd)) {
+            yuvBufCount++;
+        }
+    }
+    // Number of video/camera layers drawable with overlay
+    ctx->yuvBufferCount = yuvBufCount;
+    ctx->numHwLayers = list->numHwLayers;
+    return;
+}
+
+void handleYUV(hwc_context_t *ctx, hwc_layer_t *layer)
+{
+    private_handle_t *hnd =
+                   (private_handle_t *)layer->handle;
+    //XXX: Handle targets not using overlay
+    if(prepareOverlay(ctx, layer)) {
+        layer->compositionType = HWC_USE_OVERLAY;
+        layer->hints |= HWC_HINT_CLEAR_FB;
+    }
+}
+};//namespace