On Tue, 19 Apr 2022 at 16:25, Biju Das <biju.das.jz@xxxxxxxxxxxxxx> wrote: > > Connector detection using poll method won't work in case of bridge > attached to the encoder with the flag DRM_BRIDGE_ATTACH_NO_CONNECTOR, as > the code defaults to HPD. > > Enable DRM_BRIDGE_OP_HPD based on HPD interrupt availability, so that > it will fall back to polling, if HPD is not available. > > Signed-off-by: Biju Das <biju.das.jz@xxxxxxxxxxxxxx> > --- > drivers/gpu/drm/bridge/adv7511/adv7511_drv.c | 6 ++++-- > 1 file changed, 4 insertions(+), 2 deletions(-) > > diff --git a/drivers/gpu/drm/bridge/adv7511/adv7511_drv.c b/drivers/gpu/drm/bridge/adv7511/adv7511_drv.c > index 668dcefbae17..b3f10c54e064 100644 > --- a/drivers/gpu/drm/bridge/adv7511/adv7511_drv.c > +++ b/drivers/gpu/drm/bridge/adv7511/adv7511_drv.c > @@ -1292,8 +1292,10 @@ static int adv7511_probe(struct i2c_client *i2c, const struct i2c_device_id *id) > goto err_unregister_cec; > > adv7511->bridge.funcs = &adv7511_bridge_funcs; > - adv7511->bridge.ops = DRM_BRIDGE_OP_DETECT | DRM_BRIDGE_OP_EDID > - | DRM_BRIDGE_OP_HPD; > + adv7511->bridge.ops = DRM_BRIDGE_OP_DETECT | DRM_BRIDGE_OP_EDID; > + if (adv7511->i2c_main->irq) > + adv7511->bridge.ops |= DRM_BRIDGE_OP_HPD; > + > adv7511->bridge.of_node = dev->of_node; > adv7511->bridge.type = DRM_MODE_CONNECTOR_HDMIA; > Reviewed-by: Robert Foss <robert.foss@xxxxxxxxxx> Applied to drm-misc-next
