C++ (Cpp) mddi_register_driver 예제들

예제 #1

static int __init mddi_driver_init(void)
{
	int ret;

	mddi_clk = clk_get(NULL, "mddi_clk");
	if (IS_ERR(mddi_clk)) {
		printk(KERN_ERR "can't find mddi_clk \n");
		return PTR_ERR(mddi_clk);
	}
	clk_enable(mddi_clk);

	mddi_pclk = clk_get(NULL, "mddi_pclk");
	if (IS_ERR(mddi_pclk))
		mddi_pclk = NULL;
	else
		clk_enable(mddi_pclk);

	ret = mddi_register_driver();
	if (ret) {
		clk_disable(mddi_clk);
		clk_put(mddi_clk);
		if (mddi_pclk) {
			clk_disable(mddi_pclk);
			clk_put(mddi_pclk);
		}
		printk(KERN_ERR "mddi_register_driver() failed!\n");
		return ret;
	}

	if (mddi_resource_initialized == 1)
		mddi_init();

	return ret;
}

예제 #2

파일: mddi.c 프로젝트: ARMP/samsung_kernel_cooper

static int __init mddi_driver_init(void)
{
	int ret;
	pmdh_clk_status = 0;

	mddi_clk = clk_get(NULL, "mddi_clk");
	if (IS_ERR(mddi_clk)) {
		printk(KERN_ERR "can't find mddi_clk\n");
		return PTR_ERR(mddi_clk);
	}
	ret = clk_set_min_rate(mddi_clk, 49000000);
	if (ret)
		printk(KERN_ERR "Can't set mddi_clk min rate to 49000000\n");

	printk(KERN_INFO "mddi_clk init rate is %lu\n",
		clk_get_rate(mddi_clk));
	mddi_pclk = clk_get(NULL, "mddi_pclk");
	if (IS_ERR(mddi_pclk))
		mddi_pclk = NULL;
	pmdh_clk_enable();

	ret = mddi_register_driver();
	if (ret) {
		pmdh_clk_disable();
		clk_put(mddi_clk);
		if (mddi_pclk)
			clk_put(mddi_pclk);
		printk(KERN_ERR "mddi_register_driver() failed!\n");
		return ret;
	}

	mddi_init();

	return ret;
}

예제 #3

static int __init mddi_driver_init(void)
{
	int ret;

	mddi_clk = clk_get(NULL, "mddi_clk");
	if (IS_ERR(mddi_clk)) {
		printk(KERN_ERR "can't find mddi_clk \n");
		return PTR_ERR(mddi_clk);
	}

#ifdef CONFIG_SHLCDC_BOARD
    pm_qos_add_requirement(PM_QOS_SYSTEM_BUS_FREQ, "mddi", 117000);
#endif

	clk_enable(mddi_clk);

	ret = mddi_register_driver();
	if (ret) {
		clk_disable(mddi_clk);

#ifdef CONFIG_SHLCDC_BOARD
        pm_qos_remove_requirement(PM_QOS_SYSTEM_BUS_FREQ, "mddi");
#endif

		clk_put(mddi_clk);
		printk(KERN_ERR "mddi_register_driver() failed!\n");
		return ret;
	}

	mddi_init();

	return ret;
}

예제 #4

파일: mddi.c 프로젝트: ColonelSaumon/android_kernel_nokia_msm8x25

static int __init mddi_driver_init(void)
{
	int ret;

	ret = mddi_register_driver();
	if (ret) {
		pmdh_clk_disable();
		clk_put(mddi_clk);
		if (mddi_pclk)
			clk_put(mddi_pclk);
		printk(KERN_ERR "mddi_register_driver() failed!\n");
		return ret;
	}

	mddi_init();

	return ret;
}

예제 #5

static int __init mddi_driver_init(void)
{
	int ret;

	mddi_clk = clk_get(NULL, "mddi_clk");
	if (IS_ERR(mddi_clk)) {
		printk(KERN_ERR "can't find mddi_clk \n");
		return PTR_ERR(mddi_clk);
	}
	clk_enable(mddi_clk);

	ret = mddi_register_driver();
	if (ret) {
		clk_disable(mddi_clk);
		clk_put(mddi_clk);
		printk(KERN_ERR "mddi_register_driver() failed!\n");
		return ret;
	}
	mddi_init();

	return ret;
}