From fd201d3c1df49d4af95d2c48709b5a98b6e6d8e9 Mon Sep 17 00:00:00 2001
From: Nikhil Punathil <nikhilpe@gmail.com>
Date: Mon, 17 Jun 2019 21:14:34 -0700
Subject: shinano-common: bring in libshim_camera from msm8974-common

we need updated sources that break rhine compatibility for working cam

Change-Id: I274c91efc797b0304a2074baf4b908766d321356
Signed-off-by: Nikhil Punathil <nikhilpe@gmail.com>
---
 libshims/ui/GraphicBufferAllocator.cpp | 159 +++++++++++++++++++++++++++++++++
 1 file changed, 159 insertions(+)
 create mode 100644 libshims/ui/GraphicBufferAllocator.cpp

(limited to 'libshims/ui/GraphicBufferAllocator.cpp')

diff --git a/libshims/ui/GraphicBufferAllocator.cpp b/libshims/ui/GraphicBufferAllocator.cpp
new file mode 100644
index 0000000..4f93fb6
--- /dev/null
+++ b/libshims/ui/GraphicBufferAllocator.cpp
@@ -0,0 +1,159 @@
+/*
+**
+** Copyright 2009, The Android Open Source Project
+**
+** 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.
+*/
+
+#define LOG_TAG "GraphicBufferAllocator"
+#define ATRACE_TAG ATRACE_TAG_GRAPHICS
+
+#include <cutils/log.h>
+
+#include <utils/Singleton.h>
+#include <utils/String8.h>
+#include <utils/Trace.h>
+
+#include <ui/GraphicBufferAllocator.h>
+
+namespace android {
+// ---------------------------------------------------------------------------
+
+ANDROID_SINGLETON_STATIC_INSTANCE( GraphicBufferAllocator )
+
+Mutex GraphicBufferAllocator::sLock;
+KeyedVector<buffer_handle_t,
+    GraphicBufferAllocator::alloc_rec_t> GraphicBufferAllocator::sAllocList;
+
+GraphicBufferAllocator::GraphicBufferAllocator()
+    : mAllocDev(0)
+{
+    hw_module_t const* module;
+    int err = hw_get_module(GRALLOC_HARDWARE_MODULE_ID, &module);
+    ALOGE_IF(err, "FATAL: can't find the %s module", GRALLOC_HARDWARE_MODULE_ID);
+    if (err == 0) {
+        gralloc_open(module, &mAllocDev);
+    }
+}
+
+GraphicBufferAllocator::~GraphicBufferAllocator()
+{
+    gralloc_close(mAllocDev);
+}
+
+void GraphicBufferAllocator::dump(String8& result) const
+{
+    Mutex::Autolock _l(sLock);
+    KeyedVector<buffer_handle_t, alloc_rec_t>& list(sAllocList);
+    size_t total = 0;
+    const size_t SIZE = 4096;
+    char buffer[SIZE];
+    snprintf(buffer, SIZE, "Allocated buffers:\n");
+    result.append(buffer);
+    const size_t c = list.size();
+    for (size_t i=0 ; i<c ; i++) {
+        const alloc_rec_t& rec(list.valueAt(i));
+        if (rec.size) {
+            snprintf(buffer, SIZE, "%10p: %7.2f KiB | %4u (%4u) x %4u | %8X | 0x%08x\n",
+                    list.keyAt(i), rec.size/1024.0f,
+                    rec.width, rec.stride, rec.height, rec.format, rec.usage);
+        } else {
+            snprintf(buffer, SIZE, "%10p: unknown     | %4u (%4u) x %4u | %8X | 0x%08x\n",
+                    list.keyAt(i),
+                    rec.width, rec.stride, rec.height, rec.format, rec.usage);
+        }
+        result.append(buffer);
+        total += rec.size;
+    }
+    snprintf(buffer, SIZE, "Total allocated (estimate): %.2f KB\n", total/1024.0f);
+    result.append(buffer);
+    if (mAllocDev->common.version >= 1 && mAllocDev->dump) {
+        mAllocDev->dump(mAllocDev, buffer, SIZE);
+        result.append(buffer);
+    }
+}
+
+void GraphicBufferAllocator::dumpToSystemLog()
+{
+    String8 s;
+    GraphicBufferAllocator::getInstance().dump(s);
+    ALOGD("%s", s.string());
+}
+
+status_t GraphicBufferAllocator::alloc(uint32_t width, uint32_t height,
+        PixelFormat format, int usage, buffer_handle_t* handle,
+        int32_t* stride)
+{
+    ATRACE_CALL();
+
+    // make sure to not allocate a N x 0 or 0 x N buffer, since this is
+    // allowed from an API stand-point allocate a 1x1 buffer instead.
+    if (!width || !height)
+        width = height = 1;
+
+    // we have a h/w allocator and h/w buffer is requested
+    status_t err;
+
+    // Filter out any usage bits that should not be passed to the gralloc module
+    usage &= GRALLOC_USAGE_ALLOC_MASK;
+
+    int outStride = 0;
+    err = mAllocDev->alloc(mAllocDev, static_cast<int>(width),
+            static_cast<int>(height), format, static_cast<int>(usage), handle,
+            &outStride);
+    *stride = static_cast<uint32_t>(outStride);
+
+    ALOGW_IF(err, "alloc(%u, %u, %d, %08x, ...) failed %d (%s)",
+            width, height, format, usage, err, strerror(-err));
+
+    if (err == NO_ERROR) {
+        Mutex::Autolock _l(sLock);
+        KeyedVector<buffer_handle_t, alloc_rec_t>& list(sAllocList);
+        int bpp = bytesPerPixel(format);
+        if (bpp < 0) {
+            // probably a HAL custom format. in any case, we don't know
+            // what its pixel size is.
+            bpp = 0;
+        }
+        alloc_rec_t rec;
+        rec.width = width;
+        rec.height = height;
+        rec.stride = *stride;
+        rec.format = format;
+        rec.usage = usage;
+        rec.size = static_cast<size_t>(height * (*stride) * bpp);
+        list.add(*handle, rec);
+    }
+
+    return err;
+}
+
+status_t GraphicBufferAllocator::free(buffer_handle_t handle)
+{
+    ATRACE_CALL();
+    status_t err;
+
+    err = mAllocDev->free(mAllocDev, handle);
+
+    ALOGW_IF(err, "free(...) failed %d (%s)", err, strerror(-err));
+    if (err == NO_ERROR) {
+        Mutex::Autolock _l(sLock);
+        KeyedVector<buffer_handle_t, alloc_rec_t>& list(sAllocList);
+        list.removeItem(handle);
+    }
+
+    return err;
+}
+
+// ---------------------------------------------------------------------------
+}; // namespace android
-- 
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