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exynos4: libhwc: HWC 1.4 

Change-Id: Ib446df60d59ddc304125d4887ac5adea8d72f9e6
This commit is contained in:
Simon Shields 2017-10-26 16:39:01 +11:00 committed by Shilin Victor
parent 1e5c745f10
commit 1535f0a3dc
1 changed files with 33 additions and 5 deletions
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38
exynos4/hal/libhwc/hwcomposer.cpp
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@ -1212,24 +1212,50 @@ static int hwc_eventControl(struct hwc_composer_device_1* dev, __unused int dpy,
return -EINVAL;
}
static int hwc_blank(struct hwc_composer_device_1 *dev, int dpy, int blank)
static int hwc_setPowerMode(struct hwc_composer_device_1 *dev, int dpy, int mode)
{
struct hwc_context_t* ctx = (struct hwc_context_t*)dev;
int fence = 0;
int blank;
ALOGV("%s blank=%d", __FUNCTION__, blank);
ALOGV("%s mode=%d", __FUNCTION__, mode);
fence = window_clear(ctx);
if (fence != -1)
close(fence);
if (ioctl(ctx->fb0_fd, FBIOBLANK, blank ? FB_BLANK_POWERDOWN : FB_BLANK_UNBLANK) < 0) {
switch (mode) {
case HWC_POWER_MODE_OFF:
blank = FB_BLANK_POWERDOWN;
break;
case HWC_POWER_MODE_NORMAL:
blank = FB_BLANK_UNBLANK;
break;
default:
// FIXME DOZE and DOZE_SUSPEND are unsupported by the fb driver
return -EINVAL;
}
if (ioctl(ctx->fb0_fd, FBIOBLANK, blank) < 0) {
ALOGE("%s Error %s in FBIOBLANK blank=%d", __FUNCTION__, strerror(errno), blank);
}
return 0;
}
static int hwc_getActiveConfig(struct hwc_composer_device_1 *dev, int disp)
{
// we only support the primary display
return 0;
}
static int hwc_setActiveConfig(struct hwc_composer_device_1 *dev, int dpy, int idx)
{
// Only 1 config supported for the primary display
return (idx == 0) ? idx : -EINVAL;
}
static int hwc_query(struct hwc_composer_device_1* dev,
int what, int* value)
{
@ -1414,19 +1440,21 @@ static int hwc_device_open(const struct hw_module_t* module, const char* name,
// initialize the procs
dev->device.common.tag = HARDWARE_DEVICE_TAG;
dev->device.common.version = HWC_DEVICE_API_VERSION_1_3;
dev->device.common.version = HWC_DEVICE_API_VERSION_1_4;
dev->device.common.module = const_cast<hw_module_t*>(module);
dev->device.common.close = hwc_device_close;
dev->device.prepare = hwc_prepare;
dev->device.set = hwc_set;
dev->device.eventControl = hwc_eventControl;
dev->device.blank = hwc_blank;
dev->device.setPowerMode = hwc_setPowerMode;
dev->device.query = hwc_query;
dev->device.registerProcs = hwc_registerProcs;
dev->device.dump = hwc_dump;
dev->device.getDisplayConfigs = hwc_getDisplayConfigs;
dev->device.getDisplayAttributes = hwc_getDisplayAttributes;
dev->device.getActiveConfig = hwc_getActiveConfig;
dev->device.setActiveConfig = hwc_setActiveConfig;
*device = &dev->device.common;