int irq_eint(int irq)
{
// by pjlee : Interrupt Signal Change
#ifdef CONFIG_MACH_MANGO210_EVT0
if (!gpio_get_value(S5PV210_GPH1(5))) {
#else
if (gpio_get_value(S5PV210_GPH1(5))) {
#endif
if(last_hpd_state == HPD_HI)
return;
atomic_set(&hpd_struct.state, HPD_HI);
atomic_set(&poll_state, 1);
last_hpd_state = HPD_HI;
wake_up_interruptible(&hpd_struct.waitq);
} else {
if(last_hpd_state == HPD_LO)
return;
atomic_set(&hpd_struct.state, HPD_LO);
atomic_set(&poll_state, 1);
last_hpd_state = HPD_LO;
wake_up_interruptible(&hpd_struct.waitq);
}
schedule_work(&hpd_work);
HPDIFPRINTK("%s\n", atomic_read(&hpd_struct.state) == HPD_HI ?
"HPD HI" : "HPD LO");
return IRQ_HANDLED;
}
int irq_hdmi(int irq)
{
u8 flag;
int ret = IRQ_HANDLED;
/* read flag register */
flag = s5p_hdmi_get_interrupts();
#ifdef CONFIG_MACH_MANGO210_EVT0
if (!s5p_hdmi_get_hpd_status())
#else
if (s5p_hdmi_get_hpd_status())
#endif
s5p_hdmi_clear_pending(HDMI_IRQ_HPD_PLUG);
else
s5p_hdmi_clear_pending(HDMI_IRQ_HPD_UNPLUG);
s5p_hdmi_disable_interrupts(HDMI_IRQ_HPD_UNPLUG);
s5p_hdmi_disable_interrupts(HDMI_IRQ_HPD_PLUG);
/* is this our interrupt? */
if (!(flag & (1 << HDMI_IRQ_HPD_PLUG | 1 << HDMI_IRQ_HPD_UNPLUG))) {
ret = IRQ_NONE;
goto out;
}
if (flag == (1 << HDMI_IRQ_HPD_PLUG | 1 << HDMI_IRQ_HPD_UNPLUG)) {
HPDIFPRINTK("HPD_HI && HPD_LO\n");
#ifdef CONFIG_MACH_MANGO210_EVT0
if (last_hpd_state == HPD_HI && !s5p_hdmi_get_hpd_status())
#else
if (last_hpd_state == HPD_HI && s5p_hdmi_get_hpd_status())
#endif
flag = 1 << HDMI_IRQ_HPD_UNPLUG;
else
flag = 1 << HDMI_IRQ_HPD_PLUG;
}
if (flag & (1 << HDMI_IRQ_HPD_PLUG)) {
s5p_hdmi_enable_interrupts(HDMI_IRQ_HPD_UNPLUG);
atomic_set(&hpd_struct.state, HPD_HI);
atomic_set(&poll_state, 1);
last_hpd_state = HPD_HI;
wake_up_interruptible(&hpd_struct.waitq);
s5p_hdcp_encrypt_stop(true);
HPDIFPRINTK("HPD_HI\n");
} else if (flag & (1 << HDMI_IRQ_HPD_UNPLUG)) {
s5p_hdcp_encrypt_stop(false);
s5p_hdmi_enable_interrupts(HDMI_IRQ_HPD_PLUG);
atomic_set(&hpd_struct.state, HPD_LO);
atomic_set(&poll_state, 1);
last_hpd_state = HPD_LO;
wake_up_interruptible(&hpd_struct.waitq);
HPDIFPRINTK("HPD_LO\n");
}
schedule_work(&hpd_work);
out:
return IRQ_HANDLED;
}
int irq_hdmi(int irq)
{
u8 flag;
int ret = IRQ_HANDLED;
/* read flag register */
flag = s5p_hdmi_get_interrupts();
if (s5p_hdmi_get_hpd_status())
s5p_hdmi_disable_interrupts(HDMI_IRQ_HPD_UNPLUG);
else
s5p_hdmi_disable_interrupts(HDMI_IRQ_HPD_PLUG);
s5p_hdmi_clear_pending(HDMI_IRQ_HPD_PLUG);
s5p_hdmi_clear_pending(HDMI_IRQ_HPD_UNPLUG);
/* is this our interrupt? */
if (!(flag & (1 << HDMI_IRQ_HPD_PLUG | 1 << HDMI_IRQ_HPD_UNPLUG))) {
ret = IRQ_NONE;
goto out;
}
if (flag == (1 << HDMI_IRQ_HPD_PLUG | 1 << HDMI_IRQ_HPD_UNPLUG)) {
HPDIFPRINTK("HPD_HI && HPD_LO\n");
if (last_hpd_state == HPD_HI && s5p_hdmi_get_hpd_status())
flag = 1 << HDMI_IRQ_HPD_UNPLUG;
else
flag = 1 << HDMI_IRQ_HPD_PLUG;
}
if (flag & (1 << HDMI_IRQ_HPD_PLUG)) {
s5p_hdmi_enable_interrupts(HDMI_IRQ_HPD_UNPLUG);
atomic_set(&hpd_struct.state, HPD_HI);
atomic_set(&poll_state, 1);
last_hpd_state = HPD_HI;
wake_up_interruptible(&hpd_struct.waitq);
s5p_hdcp_encrypt_stop(true);
HPDIFPRINTK("HPD_HI\n");
} else if (flag & (1 << HDMI_IRQ_HPD_UNPLUG)) {
s5p_hdcp_encrypt_stop(false);
s5p_hdmi_enable_interrupts(HDMI_IRQ_HPD_PLUG);
atomic_set(&hpd_struct.state, HPD_LO);
atomic_set(&poll_state, 1);
last_hpd_state = HPD_LO;
wake_up_interruptible(&hpd_struct.waitq);
HPDIFPRINTK("HPD_LO\n");
}
schedule_work(&hpd_work);
out:
return IRQ_HANDLED;
}
