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d/psvr: Document calibration data getting process better

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This commit is contained in:
Jakob Bornecrantz 2019-10-25 12:27:54 +01:00
parent fda43c5a19
commit b9e1ca6e55
2 changed files with 11 additions and 3 deletions
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11
src/xrt/drivers/psvr/psvr_device.c
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@ -469,29 +469,32 @@ static int
read_calibration_data(struct psvr_device *psvr)
{
// Request the device name.
int ret = send_request_data(psvr, 0x80, 0);
int ret = send_request_data(psvr, PSVR_GET_DATA_ID_DEVICE_NAME, 0);
if (ret < 0) {
return ret;
}
// There are 5 pages of PSVR calibration data.
for (int i = 0; i < 5; i++) {
// Request the IMU calibration data.
ret = send_request_data(psvr, 0x86, i);
ret = send_request_data(psvr, PSVR_GET_DATA_ID_CALIBRATION, i);
if (ret < 0) {
return ret;
}
}
// We have requested 5 pages worth of data, wait for the replies.
for (int i = 0; i < 100; i++) {
os_nanosleep(1000 * 1000);
read_control_packets(psvr);
// Check if we got the packet.
// If we have gotten of the packets stop wait.
if (psvr->calibration.last_packet == 4) {
break;
}
}
// Did we really get all of the data?
if (psvr->calibration.last_packet != 4) {
PSVR_ERROR(psvr, "Failed to get calibration");
return -1;
@ -510,6 +513,8 @@ read_calibration_data(struct psvr_device *psvr)
}
#endif
// Jobs done!
// - Orc peon.
return 0;
}

3
src/xrt/drivers/psvr/psvr_device.h
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@ -59,6 +59,9 @@ enum psvr_status_bits
#define PSVR_PKG_CALIBRATION 0x86
#define PSVR_PKG_0xA0 0xA0
#define PSVR_GET_DATA_ID_DEVICE_NAME 0x80
#define PSVR_GET_DATA_ID_CALIBRATION 0x86
/*
*