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/*
// Copyright (c) 2014 Intel Corporation
//
// 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 <HwcTrace.h>
#include <Drm.h>
#include <tangier/TngPrimaryPlane.h>
#include <tangier/TngGrallocBuffer.h>
#include <common/PixelFormat.h>
namespace android {
namespace intel {
TngPrimaryPlane::TngPrimaryPlane(int index, int disp)
: TngSpritePlane(index, disp)
{
CTRACE();
mType = PLANE_PRIMARY;
mForceBottom = true;
mAbovePrimary = false;
}
TngPrimaryPlane::~TngPrimaryPlane()
{
CTRACE();
}
void TngPrimaryPlane::setFramebufferTarget(buffer_handle_t handle)
{
CTRACE();
// do not need to update the buffer handle
if (mCurrentDataBuffer != handle)
mUpdateMasks |= PLANE_BUFFER_CHANGED;
else
mUpdateMasks &= ~PLANE_BUFFER_CHANGED;
// if no update then do Not need set data buffer
if (!mUpdateMasks)
return;
// don't need to map data buffer for primary plane
mContext.type = DC_PRIMARY_PLANE;
mContext.ctx.prim_ctx.update_mask = SPRITE_UPDATE_ALL;
mContext.ctx.prim_ctx.index = mIndex;
mContext.ctx.prim_ctx.pipe = mDevice;
mContext.ctx.prim_ctx.stride = align_to((4 * align_to(mPosition.w, 32)), 64);
#ifdef ENABLE_ROTATION_180
mContext.ctx.prim_ctx.linoff = (mPosition.h - 1) * mContext.ctx.prim_ctx.stride + (mPosition.w - 1)* 4;
#else
mContext.ctx.prim_ctx.linoff = 0;
#endif
mContext.ctx.prim_ctx.pos = 0;
mContext.ctx.prim_ctx.size =
((mPosition.h - 1) & 0xfff) << 16 | ((mPosition.w - 1) & 0xfff);
mContext.ctx.prim_ctx.surf = 0;
mContext.ctx.prim_ctx.contalpa = 0;
mContext.ctx.prim_ctx.cntr = PixelFormat::PLANE_PIXEL_FORMAT_BGRA8888;
#ifdef ENABLE_ROTATION_180
mContext.ctx.prim_ctx.cntr |= 0x80008000;
#else
mContext.ctx.prim_ctx.cntr |= 0x80000000;
#endif
mCurrentDataBuffer = handle;
}
bool TngPrimaryPlane::enablePlane(bool enabled)
{
RETURN_FALSE_IF_NOT_INIT();
struct drm_psb_register_rw_arg arg;
memset(&arg, 0, sizeof(struct drm_psb_register_rw_arg));
if (enabled) {
arg.plane_enable_mask = 1;
} else {
arg.plane_disable_mask = 1;
}
arg.plane.type = DC_PRIMARY_PLANE;
arg.plane.index = mIndex;
arg.plane.ctx = 0;
// issue ioctl
Drm *drm = Hwcomposer::getInstance().getDrm();
bool ret = drm->writeReadIoctl(DRM_PSB_REGISTER_RW, &arg, sizeof(arg));
if (ret == false) {
WTRACE("primary enabling (%d) failed with error code %d", enabled, ret);
return false;
}
return true;
}
bool TngPrimaryPlane::setDataBuffer(buffer_handle_t handle)
{
if (!handle) {
setFramebufferTarget(handle);
return true;
}
TngGrallocBuffer tmpBuf(handle);
uint32_t usage;
bool ret;
ATRACE("handle = %#x", handle);
usage = tmpBuf.getUsage();
if (GRALLOC_USAGE_HW_FB & usage) {
setFramebufferTarget(handle);
return true;
}
// use primary as a sprite
ret = DisplayPlane::setDataBuffer(handle);
if (ret == false) {
ETRACE("failed to set data buffer");
return ret;
}
mContext.type = DC_PRIMARY_PLANE;
return true;
}
void TngPrimaryPlane::setZOrderConfig(ZOrderConfig& zorderConfig,
void *nativeConfig)
{
if (!nativeConfig) {
ETRACE("Invalid parameter, no native config");
return;
}
mForceBottom = false;
int primaryIndex = -1;
int overlayIndex = -1;
// only consider force bottom when overlay is active
for (size_t i = 0; i < zorderConfig.size(); i++) {
DisplayPlane *plane = zorderConfig[i]->plane;
if (plane->getType() == DisplayPlane::PLANE_PRIMARY)
primaryIndex = i;
if (plane->getType() == DisplayPlane::PLANE_OVERLAY) {
overlayIndex = i;
}
}
// if has overlay plane which is below primary plane
if (overlayIndex > primaryIndex) {
mForceBottom = true;
}
struct intel_dc_plane_zorder *zorder =
(struct intel_dc_plane_zorder *)nativeConfig;
zorder->forceBottom[mIndex] = mForceBottom ? 1 : 0;
}
bool TngPrimaryPlane::assignToDevice(int disp)
{
DisplayPlane::assignToDevice(disp);
return true;
}
} // namespace intel
} // namespace android
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