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Get current HDMI mode

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This commit is contained in:
Kamil Trzcinski 2017-05-13 12:17:28 +02:00
parent 1a0a75e8ca
commit 6165db01c8
1 changed files with 21 additions and 9 deletions
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30
hwc/tulip/hwc_uevent.cpp
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@ -152,16 +152,28 @@ disp_tv_mode get_suitable_hdmi_mode(int select, disp_tv_mode lastmode)
int ret, i, j = -1;
disp_tv_mode theMostMode = DISP_TV_MODE_NUM;
i = sizeof(g_tv_para) / sizeof(g_tv_para[0]);
if(lastmode < DISP_TV_MODE_NUM)
{
arg[1] = DISP_OUTPUT_TYPE_HDMI;
arg[2] = lastmode;
ret = ioctl(Globctx->DisplayFd, DISP_DEVICE_SWITCH, arg);
if(ret >= 0)
{
return lastmode;
}
if (lastmode == DISP_TV_MODE_NUM) {
struct disp_output disp_output;
arg[1] = (unsigned long)&disp_output;
ret = ioctl(Globctx->DisplayFd, DISP_GET_OUTPUT, arg);
ALOGV("get_suitable_hdmi_mode select: %d, type: %d, mode: %d, ret: %d, errno: %d",
select, disp_output.type, disp_output.mode, ret, errno);
if(ret >= 0 && disp_output.type == DISP_OUTPUT_TYPE_HDMI) {
lastmode = (disp_tv_mode)disp_output.mode;
}
}
if(lastmode < DISP_TV_MODE_NUM) {
arg[1] = DISP_OUTPUT_TYPE_HDMI;
arg[2] = lastmode;
ret = ioctl(Globctx->DisplayFd, DISP_DEVICE_SWITCH, arg);
if(ret >= 0)
{
return lastmode;
}
}
while(i > 0)
{
i--;