Hi,
On 26/02/2022 18:12, H. Nikolaus Schaller wrote:
so that specialization drivers like ingenic-dw-hdmi can enable polling.
Signed-off-by: H. Nikolaus Schaller <hns@xxxxxxxxxxxxx>
---
drivers/gpu/drm/bridge/synopsys/dw-hdmi.c | 9 +++++++++
include/drm/bridge/dw_hdmi.h | 1 +
2 files changed, 10 insertions(+)
diff --git a/drivers/gpu/drm/bridge/synopsys/dw-hdmi.c b/drivers/gpu/drm/bridge/synopsys/dw-hdmi.c
index 4befc104d2200..43e375da131e8 100644
--- a/drivers/gpu/drm/bridge/synopsys/dw-hdmi.c
+++ b/drivers/gpu/drm/bridge/synopsys/dw-hdmi.c
@@ -3217,6 +3217,15 @@ static int dw_hdmi_parse_dt(struct dw_hdmi *hdmi)
return 0;
}
+void dw_hdmi_enable_poll(struct dw_hdmi *hdmi, bool enable)
+{
+ if (hdmi->bridge.dev)
+ hdmi->bridge.dev->mode_config.poll_enabled = enable;
+ else
+ dev_warn(hdmi->dev, "no hdmi->bridge.dev");
+}
+EXPORT_SYMBOL_GPL(dw_hdmi_enable_poll);
+
struct dw_hdmi *dw_hdmi_probe(struct platform_device *pdev,
const struct dw_hdmi_plat_data *plat_data)
{
diff --git a/include/drm/bridge/dw_hdmi.h b/include/drm/bridge/dw_hdmi.h
index 2a1f85f9a8a3f..963960794b40e 100644
--- a/include/drm/bridge/dw_hdmi.h
+++ b/include/drm/bridge/dw_hdmi.h
@@ -196,5 +196,6 @@ enum drm_connector_status dw_hdmi_phy_read_hpd(struct dw_hdmi *hdmi,
void dw_hdmi_phy_update_hpd(struct dw_hdmi *hdmi, void *data,
bool force, bool disabled, bool rxsense);
void dw_hdmi_phy_setup_hpd(struct dw_hdmi *hdmi, void *data);
+void dw_hdmi_enable_poll(struct dw_hdmi *hdmi, bool enable);
#endif /* __IMX_HDMI_H__ */
As I understand, this is because the IRQ line of the dw-hdmi IP isn't connected right ? and you use the display-connector ddc gpio instead ?
In this case I think the Ingenic DRM core should call drm_kms_helper_poll_init(drm) instead.
Neil
