bool MdpCtrl::validateAndSet(MdpCtrl* mdpCtrlArray[], const int& count,
const int& fbFd) {
mdp_overlay* ovArray[count];
memset(&ovArray, 0, sizeof(ovArray));
for(int i = 0; i < count; i++) {
ovArray[i] = &mdpCtrlArray[i]->mOVInfo;
}
struct mdp_overlay_list list;
memset(&list, 0, sizeof(struct mdp_overlay_list));
list.num_overlays = count;
list.overlay_list = ovArray;
int (*fnProgramScale)(struct mdp_overlay_list *) =
Overlay::getFnProgramScale();
if(fnProgramScale) {
fnProgramScale(&list);
}
// Error value is based on file errno-base.h
// 0 - indicates no error.
int errVal = mdp_wrapper::validateAndSet(fbFd, list);
if(errVal) {
/* No dump for failure due to insufficient resource */
if(errVal != E2BIG) {
mdp_wrapper::dump("Bad ov dump: ",
*list.overlay_list[list.processed_overlays]);
}
return false;
}
return true;
}
bool MdpCtrl::validateAndSet(MdpCtrl* mdpCtrlArray[], const int& count,
const int& fbFd) {
mdp_overlay* ovArray[count];
memset(&ovArray, 0, sizeof(ovArray));
uint8_t max_horz_deci = 0, max_vert_deci = 0;
// Decimation factor for the left and right pipe differs, when there is a
// one pixel difference in the dst width of right pipe and the left pipe.
// libscalar returns a failure as it expects decimation on both the pipe
// to be same. So compare the decimation factor on both the pipes and assign
// the maximum of it.
for(int i = 0; i < count; i++) {
mdp_overlay *ov_current = &mdpCtrlArray[i]->mOVInfo;
for(int j = i + 1; j < count; j++) {
mdp_overlay *ov_next = &mdpCtrlArray[j]->mOVInfo;
if(ov_current->z_order == ov_next->z_order) {
max_horz_deci = utils::max(ov_current->horz_deci,
ov_next->horz_deci);
max_vert_deci = utils::max(ov_current->vert_deci,
ov_next->vert_deci);
ov_current->horz_deci = max_horz_deci;
ov_next->horz_deci = max_horz_deci;
ov_current->vert_deci = max_vert_deci;
ov_next->vert_deci = max_vert_deci;
break;
}
}
ovArray[i] = ov_current;
}
struct mdp_overlay_list list;
memset(&list, 0, sizeof(struct mdp_overlay_list));
list.num_overlays = count;
list.overlay_list = ovArray;
int (*fnProgramScale)(struct mdp_overlay_list *) =
Overlay::getFnProgramScale();
if(fnProgramScale) {
fnProgramScale(&list);
}
// Error value is based on file errno-base.h
// 0 - indicates no error.
int errVal = mdp_wrapper::validateAndSet(fbFd, list);
if(errVal) {
/* No dump for failure due to insufficient resource */
if(errVal != E2BIG) {
mdp_wrapper::dump("Bad ov dump: ",
*list.overlay_list[list.processed_overlays]);
}
return false;
}
return true;
}
bool MdpCtrl::validateAndSet(MdpCtrl* mdpCtrlArray[], const int& count,
const int& fbFd) {
mdp_overlay* ovArray[count];
memset(&ovArray, 0, sizeof(ovArray));
uint8_t max_horz_deci = 0, max_vert_deci = 0;
// Decimation factor for the left and right pipe differs, when there is a
// one pixel difference in the dst width of right pipe and the left pipe.
// libscalar returns a failure as it expects decimation on both the pipe
// to be same. So compare the decimation factor on both the pipes and assign
// the maximum of it.
for(int i = 0; i < count; i++) {
mdp_overlay *ov_current = &mdpCtrlArray[i]->mOVInfo;
for(int j = i + 1; j < count; j++) {
mdp_overlay *ov_next = &mdpCtrlArray[j]->mOVInfo;
if(ov_current->z_order == ov_next->z_order) {
max_horz_deci = utils::max(ov_current->horz_deci,
ov_next->horz_deci);
max_vert_deci = utils::max(ov_current->vert_deci,
ov_next->vert_deci);
ov_current->horz_deci = max_horz_deci;
ov_next->horz_deci = max_horz_deci;
ov_current->vert_deci = max_vert_deci;
ov_next->vert_deci = max_vert_deci;
break;
}
}
ovArray[i] = ov_current;
}
struct mdp_overlay_list list;
memset(&list, 0, sizeof(struct mdp_overlay_list));
list.num_overlays = count;
list.overlay_list = ovArray;
int (*fnProgramScale)(struct mdp_overlay_list *) =
Overlay::getFnProgramScale();
if(fnProgramScale) {
fnProgramScale(&list);
}
// Error value is based on file errno-base.h
// 0 - indicates no error.
int errVal = mdp_wrapper::validateAndSet(fbFd, list);
if(errVal) {
/* No dump for failure due to insufficient resource */
if(errVal != E2BIG && errVal != EBADSLT) {
//ENODEV is returned when the driver cannot satisfy a pipe request.
//This could happen if previous round's UNSET hasn't been commited
//yet, either because of a missed vsync or because of difference in
//vsyncs of primary and external. This is expected during
//transition scenarios, but should be considered fatal if seen
//continuously.
if(errVal == ENODEV) {
ALOGW("%s: Pipe unavailable. Likely previous UNSET pending. "
"Fatal if seen continuously.", __FUNCTION__);
} else {
ALOGE("%s failed, error %d: %s", __FUNCTION__, errVal,
strerror(errVal));
mdp_wrapper::dump("Bad ov dump: ",
*list.overlay_list[list.processed_overlays]);
}
}
return false;
}
return true;
}