LineageOS/android_vendor_qcom_opensource_display-commonsys-intf
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libhwcomposer: Add support for 4 layer MDP Comp

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This change extends MDP composition to support
upto 4 layers by making border fill as base pipe and
using all MDP h/w pipes in overlay mode.

Conflicts:

	libhwcomposer/hwc.cpp
	libhwcomposer/hwc_utils.cpp
	libhwcomposer/hwc_utils.h

Bug: 7626586
Change-Id: I01a0e53ddfbcf3ed46734f6f3bb0ef7d912ceac6
Signed-off-by: Jeykumar Sankaran <jsanka@codeaurora.org>
Signed-off-by: Iliyan Malchev <malchev@google.com>
This commit is contained in:
Naseer Ahmed
2012-11-28 18:44:38 -05:00
parent 758bfc5b50
commit 54821fe3a2
9 changed files with 391 additions and 651 deletions
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3
libgralloc/framebuffer.cpp
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@@ -108,10 +108,11 @@ static int fb_post(struct framebuffer_device_t* dev, buffer_handle_t buffer)
private_module_t* m =
reinterpret_cast<private_module_t*>(dev->common.module);
if (hnd && hnd->flags & private_handle_t::PRIV_FLAGS_FRAMEBUFFER) {
if (hnd) {
m->info.activate = FB_ACTIVATE_VBL | FB_ACTIVATE_FORCE;
m->info.yoffset = hnd->offset / m->finfo.line_length;
m->commit.var = m->info;
m->commit.flags |= MDP_DISPLAY_COMMIT_OVERLAY;
if (ioctl(m->framebuffer->fd, MSMFB_DISPLAY_COMMIT, &m->commit) == -1) {
ALOGE("%s: MSMFB_DISPLAY_COMMIT ioctl failed, err: %s", __FUNCTION__,
strerror(errno));