On Wed, 24 Sept 2025 at 18:08, Jun Nie <[email protected]> wrote: > > Some devices treat two independent physical DSI panels as a single > logical panel from the CRTC's perspective. However, two separate DSI > hosts are still required to drive the panels individually. > > Introduce a `dual_panel` flag to the `mipi_dsi_device` struct. This > allows a panel driver to inform the DSI host that it is part of a > dual-panel setup, enabling the host to coordinate both physical > displays as one.
How is it being set? > > Signed-off-by: Jun Nie <[email protected]> > --- > include/drm/drm_mipi_dsi.h | 2 ++ > 1 file changed, 2 insertions(+) > > diff --git a/include/drm/drm_mipi_dsi.h b/include/drm/drm_mipi_dsi.h > index > 5a85ba01f402a3866b70828391bb417bb8dd5956..0faff285d9ffeb19e4523cdc7bf21c1ec20e6eff > 100644 > --- a/include/drm/drm_mipi_dsi.h > +++ b/include/drm/drm_mipi_dsi.h > @@ -170,6 +170,7 @@ struct mipi_dsi_device_info { > * @host: DSI host for this peripheral > * @dev: driver model device node for this peripheral > * @attached: the DSI device has been successfully attached > + * @dual_panel: the DSI device is one instance of dual panel > * @name: DSI peripheral chip type > * @channel: virtual channel assigned to the peripheral > * @format: pixel format for video mode > @@ -188,6 +189,7 @@ struct mipi_dsi_device { > struct mipi_dsi_host *host; > struct device dev; > bool attached; > + bool dual_panel; > > char name[DSI_DEV_NAME_SIZE]; > unsigned int channel; > > -- > 2.34.1 > -- With best wishes Dmitry
