C++ (Cpp) ZMII_SSR_SP示例

示例#1

文件： ibm_emac_zmii.c 项目： FatSunHYS/OSCourseDesign

void __zmii_set_speed(struct ocp_device *ocpdev, int input, int speed)
{
	struct ibm_ocp_zmii *dev = ocp_get_drvdata(ocpdev);
	u32 ssr = in_be32(&dev->base->ssr);

	ZMII_DBG("%d: speed(%d, %d)" NL, ocpdev->def->index, input, speed);

	if (speed == SPEED_100)
		ssr |= ZMII_SSR_SP(input);
	else
		ssr &= ~ZMII_SSR_SP(input);

	out_be32(&dev->base->ssr, ssr);
}

示例#2

void zmii_set_speed(struct of_device *ofdev, int input, int speed)
{
    struct zmii_instance *dev = dev_get_drvdata(&ofdev->dev);
    u32 ssr;

    mutex_lock(&dev->lock);

    ssr = in_be32(&dev->base->ssr);

    ZMII_DBG(dev, "speed(%d, %d)" NL, input, speed);

    if (speed == SPEED_100)
        ssr |= ZMII_SSR_SP(input);
    else
        ssr &= ~ZMII_SSR_SP(input);

    out_be32(&dev->base->ssr, ssr);

    mutex_unlock(&dev->lock);
}