C++ (Cpp) check_update_condition Examples

Example #1

File: wacom_i2c.c Project: adis1313/android_kernel_samsung_msm8974

static ssize_t epen_firmware_update_store(struct device *dev,
					  struct device_attribute *attr,
					  const char *buf, size_t count)
{
	struct wacom_i2c *wac_i2c = dev_get_drvdata(dev);
	int ret = 1;
	u32 fw_ic_ver = wac_i2c->wac_feature->fw_ic_version;
	bool need_update = false;

	need_update = check_update_condition(wac_i2c, *buf);
	if (need_update == false) {
		dev_info(&wac_i2c->client->dev,
				"%s:Pass Update. Cmd %c, IC ver %04x, Ker ver %04x\n",
				__func__, *buf, fw_ic_ver, wac_i2c->wac_feature->fw_version);
		return count;
	} else {
		dev_info(&wac_i2c->client->dev,
			"%s:Update Start. IC fw ver : 0x%x, new fw ver : 0x%x\n",
			__func__, wac_i2c->wac_feature->fw_ic_version,
			wac_i2c->wac_feature->fw_version);
	}

	switch (*buf) {
	/*ums*/
	case 'I':
		ret = wacom_fw_load_from_UMS(wac_i2c);
		if (ret)
			goto failure;
		dev_info(&wac_i2c->client->dev,
			"%s: Start firmware flashing (UMS image).\n",
			__func__);
		ums_binary = true;
		break;
	/*kernel*/
	case 'K':
		ret = wacom_load_fw_from_req_fw(wac_i2c);
		if (ret)
			goto failure;
		break;

	/*booting*/
	case 'R':
		ret = wacom_load_fw_from_req_fw(wac_i2c);
		if (ret)
			goto failure;
		dev_info(&wac_i2c->client->dev,
		"%s: Start firmware flashing (kernel image).\n",
		__func__);

		break;
	default:
		/*There's no default case*/
		break;
	}

	/*start firm update*/
	mutex_lock(&wac_i2c->lock);
	wacom_enable_irq(wac_i2c, false);
	wac_i2c->wac_feature->firm_update_status = 1;

	ret = wacom_i2c_firm_update(wac_i2c);
	if (ret)
		goto update_err;
	wacom_i2c_set_firm_data(NULL);
	wacom_i2c_query(wac_i2c);
	wac_i2c->wac_feature->firm_update_status = 2;
	wacom_enable_irq(wac_i2c, true);
	mutex_unlock(&wac_i2c->lock);

	return count;
 update_err:
	wacom_i2c_set_firm_data(NULL);
 failure:
	wac_i2c->wac_feature->firm_update_status = -1;
	wacom_enable_irq(wac_i2c, true);
	mutex_unlock(&wac_i2c->lock);
	return -1;
}

Example #2

File: wacom_i2c.c Project: cyaniris/sgs4duos_kernel

static ssize_t epen_firmware_update_store(struct device *dev,
					  struct device_attribute *attr,
					  const char *buf, size_t count)
{
	struct wacom_i2c *wac_i2c = dev_get_drvdata(dev);
	int ret = 1;
	u32 fw_ic_ver = wac_i2c->wac_feature->fw_version;
	bool need_update = false;

	printk(KERN_DEBUG "epen:%s\n", __func__);

	need_update = check_update_condition(wac_i2c, *buf);
	if (need_update == false) {
		printk(KERN_DEBUG"epen:Pass Update."
			"Cmd %c, IC ver %04x, Ker ver %04x\n",
			*buf, fw_ic_ver, Firmware_version_of_file);
		return count;
	}

	/*start firm update*/
	mutex_lock(&wac_i2c->lock);
	wacom_enable_irq(wac_i2c, false);
	wac_i2c->wac_feature->firm_update_status = 1;

	switch (*buf) {
	/*ums*/
	case 'I':
		ret = wacom_i2c_fw_update_UMS(wac_i2c);
		break;
	/*kernel*/
#ifdef CONFIG_MACH_P4NOTE
	case 'K':
		printk(KERN_ERR
			"epen:Start firmware flashing (kernel image).\n");
		ret = wacom_i2c_flash(wac_i2c);
		break;
	case 'R':
		update_fw_p4(wac_i2c);
		break;
#else
	case 'K':
		printk(KERN_ERR
			"epen:Start firmware flashing (kernel image).\n");
	case 'R':
		ret = wacom_i2c_firm_update(wac_i2c);
		break;
#endif
	default:
		/*There's no default case*/
		break;
	}

	if (ret < 0) {
		printk(KERN_ERR "epen:failed to flash firmware.\n");
		goto failure;
	}

	printk(KERN_ERR "epen:Finish firmware flashing.\n");

	wacom_i2c_query(wac_i2c);

	wac_i2c->wac_feature->firm_update_status = 2;
	wacom_enable_irq(wac_i2c, true);
	mutex_unlock(&wac_i2c->lock);

	return count;

 failure:
	wac_i2c->wac_feature->firm_update_status = -1;
	wacom_enable_irq(wac_i2c, true);
	mutex_unlock(&wac_i2c->lock);
	return -1;
}