LineageOS/android_vendor_qcom_opensource_display-commonsys-intf
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overlay: Support for returning pipe based on capability

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Add support for returning pipes based on capabilities.
getPipe() API takes in pipe specifications like format class,
scaling, display, mixer, fb and decides what pipe to return.
The nextPipe() API is now just a private helper.

Change-Id: I0ab809662c0ad6297e19a44f39264ee929944d13
This commit is contained in:
Saurabh Shah
2014-03-05 14:28:26 -08:00
committed by Gerrit - the friendly Code Review server
parent 8118d4b5b9
commit c62f39861a
6 changed files with 207 additions and 120 deletions
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42
libhwcomposer/hwc_fbupdate.cpp
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@@ -139,14 +139,14 @@ bool FBUpdateNonSplit::configure(hwc_context_t *ctx, hwc_display_contents_1 *lis
ovutils::getMdpFormat(HAL_PIXEL_FORMAT_RGBA_8888,
mTileEnabled));
//Request a pipe
ovutils::eMdpPipeType type = ovutils::OV_MDP_PIPE_ANY;
if((qdutils::MDPVersion::getInstance().is8x26() ||
qdutils::MDPVersion::getInstance().is8x16()) && mDpy) {
//For 8x26 external always use DMA pipe
type = ovutils::OV_MDP_PIPE_DMA;
}
ovutils::eDest dest = ov.nextPipe(type, mDpy, Overlay::MIXER_DEFAULT);
Overlay::PipeSpecs pipeSpecs;
pipeSpecs.formatClass = Overlay::FORMAT_RGB;
pipeSpecs.needsScaling = qhwc::needsScaling(layer);
pipeSpecs.dpy = mDpy;
pipeSpecs.mixer = Overlay::MIXER_DEFAULT;
pipeSpecs.fb = true;
ovutils::eDest dest = ov.getPipe(pipeSpecs);
if(dest == ovutils::OV_INVALID) { //None available
ALOGE("%s: No pipes available to configure fb for dpy %d",
__FUNCTION__, mDpy);
@@ -308,10 +308,16 @@ bool FBUpdateSplit::configure(hwc_context_t *ctx,
hwc_rect_t displayFrame = fbUpdatingRect;
ret = true;
Overlay::PipeSpecs pipeSpecs;
pipeSpecs.formatClass = Overlay::FORMAT_RGB;
pipeSpecs.needsScaling = qhwc::needsScaling(layer);
pipeSpecs.dpy = mDpy;
pipeSpecs.fb = true;
/* Configure left pipe */
if(displayFrame.left < lSplit) {
ovutils::eDest destL = ov.nextPipe(ovutils::OV_MDP_PIPE_ANY, mDpy,
Overlay::MIXER_LEFT);
pipeSpecs.mixer = Overlay::MIXER_LEFT;
ovutils::eDest destL = ov.getPipe(pipeSpecs);
if(destL == ovutils::OV_INVALID) { //None available
ALOGE("%s: No pipes available to configure fb for dpy %d's left"
" mixer", __FUNCTION__, mDpy);
@@ -344,8 +350,8 @@ bool FBUpdateSplit::configure(hwc_context_t *ctx,
/* Configure right pipe */
if(displayFrame.right > lSplit) {
ovutils::eDest destR = ov.nextPipe(ovutils::OV_MDP_PIPE_ANY, mDpy,
Overlay::MIXER_RIGHT);
pipeSpecs.mixer = Overlay::MIXER_RIGHT;
ovutils::eDest destR = ov.getPipe(pipeSpecs);
if(destR == ovutils::OV_INVALID) { //None available
ALOGE("%s: No pipes available to configure fb for dpy %d's"
" right mixer", __FUNCTION__, mDpy);
@@ -455,8 +461,13 @@ bool FBSrcSplit::configure(hwc_context_t *ctx, hwc_display_contents_1 *list,
hwc_rect_t cropR = fbUpdatingRect;
//Request left pipe (or 1 by default)
ovutils::eDest destL = ov.nextPipe(ovutils::OV_MDP_PIPE_ANY, mDpy,
Overlay::MIXER_DEFAULT);
Overlay::PipeSpecs pipeSpecs;
pipeSpecs.formatClass = Overlay::FORMAT_RGB;
pipeSpecs.needsScaling = qhwc::needsScaling(layer);
pipeSpecs.dpy = mDpy;
pipeSpecs.mixer = Overlay::MIXER_DEFAULT;
pipeSpecs.fb = true;
ovutils::eDest destL = ov.getPipe(pipeSpecs);
if(destL == ovutils::OV_INVALID) {
ALOGE("%s: No pipes available to configure fb for dpy %d's left"
" mixer", __FUNCTION__, mDpy);
@@ -468,8 +479,7 @@ bool FBSrcSplit::configure(hwc_context_t *ctx, hwc_display_contents_1 *list,
//Request right pipe (2 pipes needed only if dim > 2048)
if((fbUpdatingRect.right - fbUpdatingRect.left) >
qdutils::MAX_DISPLAY_DIM) {
destR = ov.nextPipe(ovutils::OV_MDP_PIPE_ANY, mDpy,
Overlay::MIXER_DEFAULT);
destR = ov.getPipe(pipeSpecs);
if(destR == ovutils::OV_INVALID) {
ALOGE("%s: No pipes available to configure fb for dpy %d's right"
" mixer", __FUNCTION__, mDpy);