drm: exynos: hdmi: turn off HPD interrupt in HDMI chip

The plug/unplug interrupt are handled by a separate interrupt.
So there is no need to replicate this mechanism in HDMI core.

Signed-off-by: Tomasz Stanislawski <t.stanislaws@samsung.com>
Signed-off-by: Kyungmin Park <kyungmin.park@samsung.com>
Signed-off-by: Inki Dae <inki.dae@samsung.com>

diff --git a/drivers/gpu/drm/exynos/exynos_hdmi.c b/drivers/gpu/drm/exynos/exynos_hdmi.c
index 90dce8c..e3ab840 100644 (file)
--- a/drivers/gpu/drm/exynos/exynos_hdmi.c
+++ b/drivers/gpu/drm/exynos/exynos_hdmi.c
@@ -1532,12 +1532,9 @@ static void hdmi_conf_reset(struct hdmi_context *hdata)
 
 static void hdmi_conf_init(struct hdmi_context *hdata)
 {
-       /* enable HPD interrupts */
+       /* disable HPD interrupts */
        hdmi_reg_writemask(hdata, HDMI_INTC_CON, 0, HDMI_INTC_EN_GLOBAL |
                HDMI_INTC_EN_HPD_PLUG | HDMI_INTC_EN_HPD_UNPLUG);
-       mdelay(10);
-       hdmi_reg_writemask(hdata, HDMI_INTC_CON, ~0, HDMI_INTC_EN_GLOBAL |
-               HDMI_INTC_EN_HPD_PLUG | HDMI_INTC_EN_HPD_UNPLUG);
 
        /* choose HDMI mode */
        hdmi_reg_writemask(hdata, HDMI_MODE_SEL,