C++ (Cpp) _cyttsp5_calibrate_idacs_cmd Examples

Example #1

File: cyttsp5_device_access.c Project: jemisa/N939St_5.1_kenel

static ssize_t calibrate_debugfs_read(struct file *filp, char __user *buf,
		size_t count, loff_t *ppos)
{
	struct cyttsp5_device_access_debugfs_data *data = filp->private_data;
	struct cyttsp5_device_access_data *dad = data->dad;
	struct device *dev = dad->dev;
	int status = STATUS_FAIL;
	int length = 0;
	int rc;

	if (*ppos)
		goto exit;

	mutex_lock(&dad->sysfs_lock);

	pm_runtime_get_sync(dev);

	rc = cmd->request_exclusive(dev, CY_REQUEST_EXCLUSIVE_TIMEOUT);
	if (rc < 0) {
		dev_err(dev, "%s: Error on request exclusive r=%d\n",
				__func__, rc);
		goto put_pm_runtime;
	}

	rc = cyttsp5_suspend_scan_cmd_(dev);
	if (rc < 0) {
		dev_err(dev, "%s: Error on suspend scan r=%d\n",
				__func__, rc);
		goto release_exclusive;
	}

	rc = _cyttsp5_calibrate_idacs_cmd(dev, dad->calibrate_sensing_mode,
			&dad->ic_buf[0]);
	if (rc < 0) {
		dev_err(dev, "%s: Error on calibrate idacs r=%d\n",
				__func__, rc);
		goto resume_scan;
	}

	length = 1;

	/* Check if baseline initialization is requested */
	if (dad->calibrate_initialize_baselines) {
		/* Perform baseline initialization for all modes */
		rc = _cyttsp5_initialize_baselines_cmd(dev, CY_IB_SM_MUTCAP |
				CY_IB_SM_SELFCAP | CY_IB_SM_BUTTON,
				&dad->ic_buf[length]);
		if (rc < 0) {
			dev_err(dev, "%s: Error on initialize baselines r=%d\n",
					__func__, rc);
			goto resume_scan;
		}

		length++;
	}

	status = STATUS_SUCCESS;

resume_scan:
	cyttsp5_resume_scan_cmd_(dev);

release_exclusive:
	cmd->release_exclusive(dev);

put_pm_runtime:
	pm_runtime_put(dev);

	if (status == STATUS_FAIL)
		length = 0;

	data->pr_buf_len = prepare_print_buffer(status, dad->ic_buf, length,
			data->pr_buf, sizeof(data->pr_buf));

	mutex_unlock(&dad->sysfs_lock);

exit:
	return simple_read_from_buffer(buf, count, ppos, data->pr_buf,
			data->pr_buf_len);
}

Example #2

File: cyttsp5_device_access.c Project: paloda/paloda_kernel

static ssize_t cyttsp5_calibrate_show(struct device *dev,
		struct cyttsp5_attribute *attr, char *buf)
{
	struct cyttsp5_device_access_data *dad
		= cyttsp5_get_device_access_data(dev);
	int status = STATUS_FAIL;
	int length = 0;
	int size;
	int rc;

	mutex_lock(&dad->sysfs_lock);

	pm_runtime_get_sync(dev);

	rc = cmd->request_exclusive(dev, CY_REQUEST_EXCLUSIVE_TIMEOUT);
	if (rc < 0) {
		dev_err(dev, "%s: Error on request exclusive r=%d\n",
				__func__, rc);
		goto put_pm_runtime;
	}

	rc = cyttsp5_suspend_scan_cmd_(dev);
	if (rc < 0) {
		dev_err(dev, "%s: Error on suspend scan r=%d\n",
				__func__, rc);
		goto release_exclusive;
	}

	rc = _cyttsp5_calibrate_idacs_cmd(dev, dad->calibrate_sensing_mode,
			&dad->ic_buf[0]);
	if (rc < 0) {
		dev_err(dev, "%s: Error on calibrate idacs r=%d\n",
				__func__, rc);
		goto resume_scan;
	}

	length = 1;

	/* Check if baseline initialization is requested */
	if (dad->calibrate_initialize_baselines) {
		/* Perform baseline initialization for all modes */
		rc = _cyttsp5_initialize_baselines_cmd(dev, CY_IB_SM_MUTCAP |
				CY_IB_SM_SELFCAP | CY_IB_SM_BUTTON,
				&dad->ic_buf[length]);
		if (rc < 0) {
			dev_err(dev, "%s: Error on initialize baselines r=%d\n",
					__func__, rc);
			goto resume_scan;
		}

		length++;
	}

	status = STATUS_SUCCESS;

resume_scan:
	cyttsp5_resume_scan_cmd_(dev);

release_exclusive:
	cmd->release_exclusive(dev);

put_pm_runtime:
	pm_runtime_put(dev);

	if (status == STATUS_FAIL)
		length = 0;

	size = prepare_print_buffer(status, dad->ic_buf, length, buf);

	mutex_unlock(&dad->sysfs_lock);

	return size;
}