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exynos4: hwc: try FIMG if FIMC composition is already used

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Change-Id: I08f6241388e9a8e7436b2bf68869f523eb969c48
This commit is contained in:
Simon Shields 2017-10-06 01:39:30 +11:00 committed by Shilin Victor
parent 418331950b
commit 3a77385a70
1 changed files with 21 additions and 8 deletions
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29
exynos4/hal/libhwc/hwcomposer.cpp
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@ -464,8 +464,22 @@ void determineBandwidthSupport(hwc_context_t *ctx, hwc_display_contents_1_t *con
}
enum gsc_map_t::mode mode = layer_requires_process(layer);
private_handle_t *handle = private_handle_t::dynamicCast(layer.handle);
switch (mode) {
case gsc_map_t::FIMC:
ALOGV("%s: layer %u: mode=FIMC", __FUNCTION__, i);
can_compose = can_compose && !fimc_used;
fimc_used = true;
if (!can_compose && format_is_supported_by_fimg(handle->format)) {
can_compose = true;
// fall through to FIMG
mode = gsc_map_t::FIMG;
} else {
yuv_layer = i;
break;
}
case gsc_map_t::FIMG:
ALOGV("%s: layer %u: mode=FIMG can_compose(%d) fimg_used(%d)", __FUNCTION__, i, can_compose, fimg_used);
@ -488,13 +502,7 @@ void determineBandwidthSupport(hwc_context_t *ctx, hwc_display_contents_1_t *con
break;
case gsc_map_t::FIMC:
ALOGV("%s: layer %u: mode=FIMC", __FUNCTION__, i);
can_compose = can_compose && !fimc_used;
fimc_used = true;
yuv_layer = i;
break;
default:
ALOGV("%s: layer %u: mode=%d", __FUNCTION__, i, mode);
can_compose = true;
@ -549,7 +557,7 @@ void assignWindows(hwc_context_t *ctx, hwc_display_contents_1_t *contents)
{
unsigned int nextWindow = 0;
enum gsc_map_t::mode mode;
bool fimc_used = false;
for (size_t i = 0; i < contents->numHwLayers; i++) {
hwc_layer_1_t &layer = contents->hwLayers[i];
@ -575,6 +583,11 @@ void assignWindows(hwc_context_t *ctx, hwc_display_contents_1_t *contents)
switch (mode) {
case gsc_map_t::FIMG:
case gsc_map_t::FIMC:
if (mode == gsc_map_t::FIMC) {
if (fimc_used)
mode = gsc_map_t::FIMG;
else fimc_used = true;
}
ALOGV("\tlayer(%d) using FIM%c for format(%d)", i, (mode == gsc_map_t::FIMG)?'G':'C', handle->format);
ctx->win[nextWindow].gsc.mode = mode;