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Commit 4d7605bd authored by rohit bandi's avatar rohit bandi Committed by Gerrit - the friendly Code Review server
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HID: qvr: Optimized Viewer Requirements 



Add support for 128 byte format to comply
with optimized viewer requirements.

Change-Id: Icfa7ca1cadf3f18533912f403af50532eea47c60
Signed-off-by: default avatarRohit Bandi <rohitbandi@codeaurora.org>
parent c7f19b79

drivers/hid/hid-qvr.c

+10 −12
Original line number Diff line number Diff line
@@ -103,8 +103,6 @@ struct qvr_external_sensor { 
	int fd;

};



const static int msg_size = 368;



static DECLARE_WAIT_QUEUE_HEAD(wq);

static struct qvr_external_sensor qvr_external_sensor;
@@ -249,13 +247,13 @@ static int qvr_send_package_wrap(u8 *message, int msize, struct hid_device *hid) 
	struct external_imu_format imuData = { 0 };

	struct qvr_buf_index *index_buf;



	/*

	 * Actual message size is 369 bytes

	 * to make it 8 byte aligned we created a structure of size 368 bytes.

	 * Ignoring the first byte 'report id' (which is always 1)

	 *

	 */

	memcpy((void *)&imuData, (void *)message + 1, msg_size);

	if (msize != sizeof(struct external_imu_format)) {

		pr_err("%s: data size mismatch %d\n", __func__, msize);

		return -EPROTO;

	}



	memcpy((void *)&imuData, (void *)message,

		sizeof(struct external_imu_format));



	if (!sensor->ts_base)

		sensor->ts_base = ktime_to_ns(ktime_get_boottime());
@@ -269,10 +267,10 @@ static int qvr_send_package_wrap(u8 *message, int msize, struct hid_device *hid) 
	data = (struct qvr_sensor_t *)&(sensor_buf[buf_index]);

	if (sensor->ts_offset > imuData.gts0)

		data->ats = sensor->ts_base +

			((sensor->ts_offset - imuData.gts0) * 100);

			sensor->ts_offset - imuData.gts0;

	else

		data->ats = sensor->ts_base +

			((imuData.gts0 - sensor->ts_offset) * 100);

			imuData.gts0 - sensor->ts_offset;

	if (imuData.mts0 == 0)

		data->mts = 0;

	else
@@ -417,7 +415,7 @@ static ssize_t ts_base_store(struct kobject *kobj, 
static ssize_t ts_offset_show(struct kobject *kobj,

	struct kobj_attribute *attr, char *buf)

{

	return snprintf(buf, 16, "%lld\n", qvr_external_sensor.ts_offset * 100);

	return snprintf(buf, 16, "%lld\n", qvr_external_sensor.ts_offset);

}



static ssize_t ts_offset_store(struct kobject *kobj,

drivers/hid/hid-qvr.h

+27 −131
Original line number Diff line number Diff line
@@ -31,143 +31,39 @@ 
#define QVR_HID_REQUEST_REPORT_SIZE           64



struct external_imu_format {

	s16 temp0;

	s16 temp1;

	s16 temp2;

	s16 temp3;

	u8 reportID;

	u8 padding;

	u16 version;

	u16 numIMUs;

	u16 numSamplesPerImuPacket;

	u16 totalPayloadSize;

	u8 reservedPadding[28];



	s16 imuID;

	s16 sampleID;

	s16 temperature;



	u64 gts0;

	u64 gts1;

	u64 gts2;

	u64 gts3;

	s16 gx0;

	s16 gx1;

	s16 gx2;

	s16 gx3;

	s16 gx4;

	s16 gx5;

	s16 gx6;

	s16 gx7;

	s16 gx8;

	s16 gx9;

	s16 gx10;

	s16 gx11;

	s16 gx12;

	s16 gx13;

	s16 gx14;

	s16 gx15;

	s16 gx16;

	s16 gx17;

	s16 gx18;

	s16 gx19;

	s16 gx20;

	s16 gx21;

	s16 gx22;

	s16 gx23;

	s16 gx24;

	s16 gx25;

	s16 gx26;

	s16 gx27;

	s16 gx28;

	s16 gx29;

	s16 gx30;

	s16 gx31;

	s16 gy0;

	s16 gy1;

	s16 gy2;

	s16 gy3;

	s16 gy4;

	s16 gy5;

	s16 gy6;

	s16 gy7;

	s16 gy8;

	s16 gy9;

	s16 gy10;

	s16 gy11;

	s16 gy12;

	s16 gy13;

	s16 gy14;

	s16 gy15;

	s16 gy16;

	s16 gy17;

	s16 gy18;

	s16 gy19;

	s16 gy20;

	s16 gy21;

	s16 gy22;

	s16 gy23;

	s16 gy24;

	s16 gy25;

	s16 gy26;

	s16 gy27;

	s16 gy28;

	s16 gy29;

	s16 gy30;

	s16 gy31;

	s16 gz0;

	s16 gz1;

	s16 gz2;

	s16 gz3;

	s16 gz4;

	s16 gz5;

	s16 gz6;

	s16 gz7;

	s16 gz8;

	s16 gz9;

	s16 gz10;

	s16 gz11;

	s16 gz12;

	s16 gz13;

	s16 gz14;

	s16 gz15;

	s16 gz16;

	s16 gz17;

	s16 gz18;

	s16 gz19;

	s16 gz20;

	s16 gz21;

	s16 gz22;

	s16 gz23;

	s16 gz24;

	s16 gz25;

	s16 gz26;

	s16 gz27;

	s16 gz28;

	s16 gz29;

	s16 gz30;

	s16 gz31;

	u32 gNumerator;

	u32 gDenominator;

	s32 gx0;

	s32 gy0;

	s32 gz0;



	u64 ats0;

	u64 ats1;

	u64 ats2;

	u64 ats3;

	u32 aNumerator;

	u32 aDenominator;

	s32 ax0;

	s32 ax1;

	s32 ax2;

	s32 ax3;

	s32 ay0;

	s32 ay1;

	s32 ay2;

	s32 ay3;

	s32 az0;

	s32 az1;

	s32 az2;

	s32 az3;



	u64 mts0;

	u64 mts1;

	u64 mts2;

	u64 mts3;

	s16 mx0;

	s16 mx1;

	s16 mx2;

	s16 mx3;

	s16 my0;

	s16 my1;

	s16 my2;

	s16 my3;

	s16 mz0;

	s16 mz1;

	s16 mz2;

	s16 mz3; //368 bytes

};

	u32 mNumerator;

	u32 mDenominator;

	s32 mx0;

	s32 my0;

	s32 mz0;

} __packed;



void qvr_clear_def_parmeter(void);

void qvr_init(struct hid_device *hdev);