video: dw_hdmi: Add setup_hpd hook

Add support for DW HDMI Setup HPD status.

Signed-off-by: Jagan Teki <jagan@edgeble.ai>
Reviewed-by: Neil Armstrong <neil.armstrong@linaro.org>

diff --git a/drivers/video/dw_hdmi.c b/drivers/video/dw_hdmi.c
index 989b7ab..ab4811c 100644 (file)
--- a/drivers/video/dw_hdmi.c
+++ b/drivers/video/dw_hdmi.c
@@ -1061,4 +1061,7 @@ void dw_hdmi_init(struct dw_hdmi *hdmi)
 
        /* enable i2c client nack % arbitration error irq */
        hdmi_write(hdmi, ~0x44, HDMI_I2CM_CTLINT);
+
+       if (hdmi->ops && hdmi->ops->setup_hpd)
+               hdmi->ops->setup_hpd(hdmi);
 }

diff --git a/include/dw_hdmi.h b/include/dw_hdmi.h
index a1f0e64..f4d66ed 100644 (file)
--- a/include/dw_hdmi.h
+++ b/include/dw_hdmi.h
@@ -539,6 +539,7 @@ struct dw_hdmi;
 struct dw_hdmi_phy_ops {
        int (*phy_set)(struct dw_hdmi *hdmi, uint mpixelclock);
        void (*read_hpd)(struct dw_hdmi *hdmi, bool hdp_status);
+       void (*setup_hpd)(struct dw_hdmi *hdmi);
 };
 
 struct dw_hdmi {