LineageOS/android_vendor_qcom_opensource_display-commonsys-intf
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hwc: hwc 1.1 implementation

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Bug: 7124159

--External disabled
--MDP comp coded but disabled.
--Videos via overlay, so that secure videos can work.

Change-Id: Ie48b264143d5e4237ab9724e28930e3f68ba49ee
Signed-off-by: Iliyan Malchev <malchev@google.com>
This commit is contained in:
Saurabh Shah
2012-09-17 16:53:21 -07:00
committed by Iliyan Malchev
parent 52fc4cdb4d
commit 3e858ebde3
15 changed files with 557 additions and 593 deletions
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45
libgralloc/framebuffer.cpp
View File

@@ -100,51 +100,22 @@ static int fb_setUpdateRect(struct framebuffer_device_t* dev,
static int fb_post(struct framebuffer_device_t* dev, buffer_handle_t buffer)
{
if (private_handle_t::validate(buffer) < 0)
return -EINVAL;
fb_context_t* ctx = (fb_context_t*) dev;
private_handle_t *hnd = static_cast<private_handle_t*>
(const_cast<native_handle_t*>(buffer));
(const_cast<native_handle_t*>(buffer));
private_module_t* m =
reinterpret_cast<private_module_t*>(dev->common.module);
if (hnd->flags & private_handle_t::PRIV_FLAGS_FRAMEBUFFER) {
genlock_lock_buffer(hnd, GENLOCK_READ_LOCK, GENLOCK_MAX_TIMEOUT);
if (m->currentBuffer) {
genlock_unlock_buffer(m->currentBuffer);
m->currentBuffer = 0;
}
const size_t offset = hnd->base - m->framebuffer->base;
// frame ready to be posted, signal so that hwc can update External
// display
pthread_mutex_lock(&m->fbPostLock);
m->currentOffset = offset;
m->fbPostDone = true;
pthread_cond_signal(&m->fbPostCond);
pthread_mutex_unlock(&m->fbPostLock);
m->info.activate = FB_ACTIVATE_VBL;
m->info.yoffset = offset / m->finfo.line_length;
if (hnd && hnd->flags & private_handle_t::PRIV_FLAGS_FRAMEBUFFER) {
m->info.activate = FB_ACTIVATE_VBL | FB_ACTIVATE_FORCE;
m->info.yoffset = hnd->offset / m->finfo.line_length;
if (ioctl(m->framebuffer->fd, FBIOPUT_VSCREENINFO, &m->info) == -1) {
ALOGE("FBIOPUT_VSCREENINFO failed");
genlock_unlock_buffer(hnd);
ALOGE("%s: FBIOPUT_VSCREENINFO failed for external, err: %s", __FUNCTION__,
strerror(errno));
return -errno;
}
//Signals the composition thread to unblock and loop over if necessary
pthread_mutex_lock(&m->fbPanLock);
m->fbPanDone = true;
pthread_cond_signal(&m->fbPanCond);
pthread_mutex_unlock(&m->fbPanLock);
CALC_FPS();
m->currentBuffer = hnd;
}
return 0;
}
@@ -387,7 +358,9 @@ static int fb_close(struct hw_device_t *dev)
{
fb_context_t* ctx = (fb_context_t*)dev;
if (ctx) {
free(ctx);
//Hack until fbdev is removed. Framework could close this causing hwc a
//pain.
//free(ctx);
}
return 0;
}