Esempio n. 1
0
int __init x_init(void) {
   int res;
   x_class = class_create( THIS_MODULE, "x-class" );
   if( IS_ERR( x_class ) ) printk( "bad class create\n" );
   res = class_create_file( x_class, &class_attr_data1 );
   res = class_create_file( x_class, &class_attr_data2 );
   res = class_create_file( x_class, &class_attr_data3 );
   printk("'yxxx' module initialized\n");
   return 0;
}
Esempio n. 2
0
static int  create_tv_attr(disp_module_info_t* info)
{
	//create base class for display
	int  i;

	info->base_class=class_create(THIS_MODULE,info->name);
	if(IS_ERR(info->base_class))
	{
		amlog_mask_level(LOG_MASK_INIT,LOG_LEVEL_HIGH,"create tv display class fail\n");
		return  -1 ;
	}
	//create  class attr
	for(i=0;i<ARRAY_SIZE(tv_attr);i++)
	{
		if ( class_create_file(info->base_class,tv_attr[i]))
		{
			amlog_mask_level(LOG_MASK_INIT,LOG_LEVEL_HIGH,"create disp attribute %s fail\n",tv_attr[i]->attr.name);
		}
	}
	sprintf(vdac_setting,"%x",get_current_vdac_setting());

#ifdef CONFIG_AML_VOUT_FRAMERATE_AUTOMATION
	sprintf(policy_fr_auto, "%d", DEFAULT_POLICY_FR_AUTO);
#endif

	return   0;
}
Esempio n. 3
0
static int __init asus_oled_init(void)
{
	int retval = 0;
	oled_class = class_create(THIS_MODULE, ASUS_OLED_UNDERSCORE_NAME);

	if (IS_ERR(oled_class)) {
		err("Error creating " ASUS_OLED_UNDERSCORE_NAME " class");
		return PTR_ERR(oled_class);
	}

	retval = class_create_file(oled_class, &class_attr_version.attr);
	if (retval) {
		err("Error creating class version file");
		goto error;
	}

	retval = usb_register(&oled_driver);

	if (retval) {
		err("usb_register failed. Error number %d", retval);
		goto error;
	}

	return retval;

error:
	class_destroy(oled_class);
	return retval;
}
Esempio n. 4
0
static int  create_vout_attr(void)
{
	//create base class for display
	int  i;
    extern const vinfo_t *get_current_vinfo(void);
    vinfo_t * init_mode;

	vout_info.base_class=class_create(THIS_MODULE,VOUT_CLASS_NAME);
	if(IS_ERR(vout_info.base_class))
	{
		amlog_mask_level(LOG_MASK_INIT,LOG_LEVEL_HIGH,"create vout class fail\n");
		return  -1 ;
	}
	//create  class attr
	for(i=0;i<VOUT_ATTR_MAX;i++)
	{
		if ( class_create_file(vout_info.base_class,vout_attr[i]))
		{
			amlog_mask_level(LOG_MASK_INIT,LOG_LEVEL_HIGH,"create disp attribute %s fail\n",vout_attr[i]->attr.name);
		}
	}

    // Init /sys/class/display/mode value
    init_mode = (vinfo_t *)get_current_vinfo();
    if(init_mode)
        strcpy(mode, init_mode->name);

	return   0;
}
Esempio n. 5
0
int amlmmc_dtb_init(struct mmc_card *card)
{
	int ret = 0;
	card_dtb = card;
	pr_info("%s: register dtb chardev", __func__);
	ret = alloc_chrdev_region(&amlmmc_dtb_no, 0, 1, DTB_NAME);
	if (ret < 0) {
		pr_err("alloc dtb dev_t no failed");
		ret = -1;
		goto exit_err;
	}

	cdev_init(&amlmmc_dtb, &dtb_ops);
	amlmmc_dtb.owner = THIS_MODULE;
	ret = cdev_add(&amlmmc_dtb, amlmmc_dtb_no, 1);
	if (ret) {
		pr_err("dtb dev add failed");
		ret = -1;
		goto exit_err1;
	}

	amlmmc_dtb_class = class_create(THIS_MODULE, DTB_NAME);
	if (IS_ERR(amlmmc_dtb_class)) {
		pr_err("dtb dev add failed");
		ret = -1;
		goto exit_err2;
	}

	ret = class_create_file(amlmmc_dtb_class, &class_attr_emmcdtb);
	if (ret) {
		pr_err("dtb dev add failed");
		ret = -1;
		goto exit_err2;
	}

	dtb_dev = device_create(amlmmc_dtb_class,
			NULL,
			amlmmc_dtb_no,
			NULL,
			DTB_NAME);
	if (IS_ERR(dtb_dev)) {
		pr_err("dtb dev add failed");
		ret = -1;
		goto exit_err3;
	}

	pr_info("%s: register dtb chardev OK", __func__);

	return ret;

exit_err3:
	class_remove_file(amlmmc_dtb_class, &class_attr_emmcdtb);
	class_destroy(amlmmc_dtb_class);
exit_err2:
	cdev_del(&amlmmc_dtb);
exit_err1:
	unregister_chrdev_region(amlmmc_dtb_no, 1);
exit_err:
	return ret;
}
Esempio n. 6
0
/*
 * test_class_file
 *      make test call to class_create_file
 *      and if that call is successful make
 *      another call to class_remove_file
 */
static int test_class_file() {
        struct class * cls = &test_class;

        if (class_create_file(cls, &class_attr_test_id)) {
                printk("tbase: failed to create class sysfs file\n");
                return 1;
        }
        else {
                printk("tbase: created class sysfs file\n");
                class_remove_file(cls, &class_attr_test_id);
              return 0;
        }

}
static int  create_vout_attr(void)
{
	//create base class for display
	int  i;

	vout_info.base_class=class_create(THIS_MODULE,VOUT_CLASS_NAME);
	if(IS_ERR(vout_info.base_class))
	{
		amlog_mask_level(LOG_MASK_INIT,LOG_LEVEL_HIGH,"create vout class fail\r\n");
		return  -1 ;
	}
	//create  class attr
	for(i=0;i<VOUT_ATTR_MAX;i++)
	{
		if ( class_create_file(vout_info.base_class,vout_attr[i]))
		{
			amlog_mask_level(LOG_MASK_INIT,LOG_LEVEL_HIGH,"create disp attribute %s fail\r\n",vout_attr[i]->attr.name);
		}
	}
	return   0;
}
static int  create_tv_attr(disp_module_info_t* info)
{
	//create base class for display
	int  i;

	info->base_class=class_create(THIS_MODULE,info->name);
	if(IS_ERR(info->base_class))
	{
		amlog_mask_level(LOG_MASK_INIT,LOG_LEVEL_HIGH,"create tv display class fail\r\n");
		return  -1 ;
	}
	//create  class attr
	for(i=0;i<ARRAY_SIZE(tv_attr);i++)
	{
		if ( class_create_file(info->base_class,tv_attr[i]))
		{
			amlog_mask_level(LOG_MASK_INIT,LOG_LEVEL_HIGH,"create disp attribute %s fail\r\n",tv_attr[i]->attr.name);
		}
	}
	sprintf(vdac_setting,"%x",get_current_vdac_setting());
	return   0;
}
Esempio n. 9
0
static int create_tv_attr(struct disp_module_info_s *info)
{
	/* create base class for display */
	int i;
	info->base_class = class_create(THIS_MODULE, info->name);
	if (IS_ERR(info->base_class)) {
		vout_log_err("create tv display class fail\n");
		return  -1;
	}
	/* create class attr */
	for (i = 0; i < ARRAY_SIZE(tv_attr); i++) {
		if (class_create_file(info->base_class, tv_attr[i]))
			vout_log_err("create disp attribute %s fail\n",
				     tv_attr[i]->attr.name);
	}

#ifdef CONFIG_AML_VOUT_FRAMERATE_AUTOMATION
	sprintf(policy_fr_auto, "%d", DEFAULT_POLICY_FR_AUTO);
	sprintf(policy_fr_auto_switch, "%d", DEFAULT_POLICY_FR_AUTO);
#endif
	return 0;
}
Esempio n. 10
0
static int sii9234_probe(struct platform_device *pdev)
{
	int ret;
	struct mhl_platform_data *mhl_pdata = pdev->dev.platform_data;
	struct mhl_dev *mhl_dev;
	unsigned int mhl_wakeup_irq;
	struct class *sec_mhl;
	struct input_dev *input;

	if (mhl_pdata == NULL) {
		pr_err("MHL probe fail\n");
		return -ENODEV;
	}

	ret = i2c_add_driver(&sii9234_i2c_driver);
	if (ret != 0) {
		pr_err("[MHL SII9234] can't add i2c driver\n");
		return ret;
	} else {
		pr_err("[MHL SII9234] add i2c driver\n");
	}

	ret = i2c_add_driver(&sii9234a_i2c_driver);
	if (ret != 0) {
		pr_err("[MHL SII9234A] can't add i2c driver\n");
		goto err_i2c_a_add;
	} else {
		pr_err("[MHL SII9234A] add i2c driver\n");
	}

	ret = i2c_add_driver(&sii9234b_i2c_driver);
	if (ret != 0) {
		pr_err("[MHL SII9234B] can't add i2c driver\n");
		goto err_i2c_b_add;
	} else {
		pr_err("[MHL SII9234B] add i2c driver\n");
	}

	ret = i2c_add_driver(&sii9234c_i2c_driver);
	if (ret != 0) {
		pr_err("[MHL SII9234C] can't add i2c driver\n");
		goto err_i2c_c_add;
	} else {
		pr_err("[MHL SII9234C] add i2c driver\n");
	}

	mhl_dev = kzalloc(sizeof(struct mhl_dev), GFP_KERNEL);
	if (!mhl_dev) {
		ret = -ENOMEM;
		goto err_mem;
	}

	input = input_allocate_device();
	if (!input) {
		pr_err("failed to allocate input device.\n");
		ret = -ENOMEM;
		goto err_input;
	}

	set_bit(EV_KEY, input->evbit);
	bitmap_fill(input->keybit, KEY_MAX);
	mhl_dev->input = input;

	input_set_drvdata(input, mhl_dev);
	input->name = "sii9234_rcp";
	input->id.bustype = BUS_I2C;

	ret = input_register_device(input);
	if (ret < 0) {
		pr_err("fail to register input device\n");
		goto err_misc_register;
	}

	mhl_dev->pdata = mhl_pdata;
	mhl_dev->irq_gpio = mhl_pdata->mhl_int;
	mhl_dev->wake_up_gpio = mhl_pdata->mhl_wake_up;

	INIT_WORK(&mhl_dev->sii9234_int_work, sii9234_interrupt_event_work);
	mhl_dev->sii9234_wq = create_singlethread_workqueue("sii9234_wq");

	mhl_dev->mdev.minor = MISC_DYNAMIC_MINOR;
	mhl_dev->mdev.name = "mhl";
	mhl_dev->mdev.fops = &mhl_fops;

	dev_set_drvdata(&pdev->dev, mhl_dev);

	mhl_dev->process_dev = &pdev->dev;

	ret = misc_register(&mhl_dev->mdev);
	if (ret) {
		pr_err("mhl misc_register failed\n");
		goto err_misc_register;
	}
      g_mhl_dev = mhl_dev;

	mhl_pdata->mhl_irq = gpio_to_irq(mhl_dev->irq_gpio);
	irq_set_irq_type(mhl_pdata->mhl_irq, IRQ_TYPE_EDGE_RISING);
	ret = request_threaded_irq(mhl_pdata->mhl_irq, NULL, mhl_int_irq_handler,
			IRQF_DISABLED, "mhl_int", mhl_dev);
	if (ret) {
		pr_err("unable to request irq mhl_int err:: %d\n", ret);
		goto err_irq_request;
	}

	Sii9234_int_irq_disable();

	pr_info("create mhl sysfile\n");

	sec_mhl = class_create(THIS_MODULE, "mhl");
	if (IS_ERR(sec_mhl)) {
		pr_err("Failed to create class(sec_mhl)!\n");
		goto err_exit;
	}

	ret = class_create_file(sec_mhl, &class_attr_test_result);
	if (ret) {
		pr_err("[ERROR] Failed to create device file in sysfs entries!\n");
		goto err_exit;
	}

#if 0
	mhl_wakeup_irq = gpio_to_irq(mhl_dev->wake_up_gpio);
	set_irq_type(mhl_wakeup_irq, IRQ_TYPE_EDGE_RISING);
	ret = request_threaded_irq(mhl_wakeup_irq, NULL,
				mhl_wake_up_irq_handler,
				IRQF_DISABLED,
				"mhl_wake_up",
				mhl_dev);
	if (ret) {
		pr_err("unable to request irq mhl_wake_up err:: %d\n", ret);
		goto err_wake_up_irq_request;
	}
#endif

#if 0
	disable_irq_nosync(mhl_irq);
	disable_irq_nosync(mhl_wakeup_irq);
#endif
	return 0;
err_exit:
	class_destroy(sec_mhl);
err_wake_up_irq_request:
	free_irq(gpio_to_irq(mhl_dev->irq_gpio), mhl_dev);
err_irq_request:
	mhl_pdata->mhl_irq = NULL;
	misc_deregister(&mhl_dev->mdev);
err_misc_register:
	input_free_device(input);
err_input:
	destroy_workqueue(mhl_dev->sii9234_wq);
	kfree(mhl_dev);
err_mem:
	i2c_del_driver(&sii9234c_i2c_driver);
err_i2c_c_add:
	i2c_del_driver(&sii9234b_i2c_driver);
err_i2c_b_add:
	i2c_del_driver(&sii9234a_i2c_driver);
err_i2c_a_add:
	i2c_del_driver(&sii9234_i2c_driver);

	return ret;
}