Hi Rob, Le 13/04/2021 à 22:21, Robert Foss a écrit : > Hey Neil & Phong, > > Thanks for submitting this series! > >> + >> +static const struct drm_bridge_funcs it66121_bridge_funcs = { >> + .attach = it66121_bridge_attach, >> + .enable = it66121_bridge_enable, >> + .disable = it66121_bridge_disable, >> + .mode_set = it66121_bridge_mode_set, >> + .mode_valid = it66121_bridge_mode_valid, >> + .detect = it66121_bridge_detect, >> + .get_edid = it66121_bridge_get_edid, >> + .atomic_get_output_bus_fmts = >> it66121_bridge_atomic_get_output_bus_fmts, >> + .atomic_get_input_bus_fmts = >> it66121_bridge_atomic_get_input_bus_fmts, >> +}; > > I would like to see an implementation of HPD, since it is supported by > the hardware[1] (and required by the documentation). IRQ status bit 0 > seems to be the responsible for notifying us about hot plug detection > events.
It's implemented in the IRQ handler with the IT66121_INT_STATUS1_HPD_STATUS event. Neil > > [1] https://rockchip.fr/radxa/IT66121_Programming_Guide.v1.05.pdf > > > Rob. >