tequilaOS/platform_device_xiaomi_sm8450-common
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sm8450-common: udfps: Use 110 nit fod when the brightness is low

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Change-Id: I892c8c5eaef6606a7576722ec1751db2f0a9b2ef
This commit is contained in:
Arian 2024-03-14 14:03:06 +01:00
parent 9b37d1a99e
commit 43650d15a4
1 changed files with 28 additions and 5 deletions
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33
udfps/UdfpsHandler.cpp
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@ -20,8 +20,11 @@
#include "xiaomi_touch.h"
#define COMMAND_NIT 10
#define PARAM_NIT_FOD 1
#define PARAM_NIT_NONE 0
#define TARGET_BRIGHTNESS_OFF 0
#define TARGET_BRIGHTNESS_1000NIT 1
#define TARGET_BRIGHTNESS_110NIT 6
#define LOW_BRIGHTNESS_THRESHHOLD 100
#define COMMAND_FOD_PRESS_STATUS 1
#define PARAM_FOD_PRESSED 1
@ -115,12 +118,28 @@ class XiaomiSm8450UdfpsHander : public UdfpsHandler {
mDevice->extCmd(mDevice, COMMAND_FOD_PRESS_STATUS,
pressed ? PARAM_FOD_PRESSED : PARAM_FOD_RELEASED);
// Get brightness
struct disp_brightness_req brightness_req;
int brightness = LOW_BRIGHTNESS_THRESHHOLD;
brightness_req.base.flag = 0;
brightness_req.base.disp_id = MI_DISP_PRIMARY;
rc = ioctl(disp_fd_.get(), MI_DISP_IOCTL_GET_BRIGHTNESS, &brightness_req);
if (rc) {
LOG(ERROR) << "failed to get brightness, err: " << rc;
} else if (brightness_req.brightness > 0) {
brightness = brightness_req.brightness;
}
LOG(DEBUG) << "brightness is: " << (int)brightness_req.brightness;
bool requestLowBrightness = brightness < LOW_BRIGHTNESS_THRESHHOLD;
// Request HBM
disp_local_hbm_req req;
req.base.flag = 0;
req.base.disp_id = MI_DISP_PRIMARY;
req.local_hbm_value = pressed ? LHBM_TARGET_BRIGHTNESS_WHITE_1000NIT
: LHBM_TARGET_BRIGHTNESS_OFF_FINGER_UP;
req.local_hbm_value =
pressed ? (requestLowBrightness ? LHBM_TARGET_BRIGHTNESS_WHITE_110NIT
: LHBM_TARGET_BRIGHTNESS_WHITE_1000NIT)
: LHBM_TARGET_BRIGHTNESS_OFF_FINGER_UP;
ioctl(disp_fd_.get(), MI_DISP_IOCTL_SET_LOCAL_HBM, &req);
}
}).detach();
@ -167,9 +186,13 @@ class XiaomiSm8450UdfpsHander : public UdfpsHandler {
LOG(DEBUG) << "received data: " << std::bitset<8>(value);
bool localHbmUiReady = value & LOCAL_HBM_UI_READY;
bool requestLowBrightnessCapture = value & FOD_LOW_BRIGHTNESS_CAPTURE;
mDevice->extCmd(mDevice, COMMAND_NIT,
localHbmUiReady ? PARAM_NIT_FOD : PARAM_NIT_NONE);
localHbmUiReady
? (requestLowBrightnessCapture ? TARGET_BRIGHTNESS_110NIT
: TARGET_BRIGHTNESS_1000NIT)
: TARGET_BRIGHTNESS_OFF);
}
}).detach();
}