On Mon, Aug 21, 2023 at 5:37 AM Liu Ying <victor.liu@xxxxxxx> wrote:
>
> Add dw_mipi_dsi_get_bridge() helper so that it can be used by vendor
> drivers which implement vendor specific extensions to Synopsys DW MIPI DSI.
>
> Signed-off-by: Liu Ying <victor.liu@xxxxxxx>
> ---
> v1->v3:
> * No change.
>
> drivers/gpu/drm/bridge/synopsys/dw-mipi-dsi.c | 6 ++++++
> include/drm/bridge/dw_mipi_dsi.h | 2 ++
> 2 files changed, 8 insertions(+)
>
> diff --git a/drivers/gpu/drm/bridge/synopsys/dw-mipi-dsi.c b/drivers/gpu/drm/bridge/synopsys/dw-mipi-dsi.c
> index 04d4a1a10698..ba3cd2a3e339 100644
> --- a/drivers/gpu/drm/bridge/synopsys/dw-mipi-dsi.c
> +++ b/drivers/gpu/drm/bridge/synopsys/dw-mipi-dsi.c
> @@ -1211,6 +1211,12 @@ void dw_mipi_dsi_set_slave(struct dw_mipi_dsi *dsi, struct dw_mipi_dsi *slave)
> }
> EXPORT_SYMBOL_GPL(dw_mipi_dsi_set_slave);
>
> +struct drm_bridge *dw_mipi_dsi_get_bridge(struct dw_mipi_dsi *dsi)
> +{
> + return &dsi->bridge;
> +}
> +EXPORT_SYMBOL_GPL(dw_mipi_dsi_get_bridge);
> +
> /*
> * Probe/remove API, used from platforms based on the DRM bridge API.
> */
> diff --git a/include/drm/bridge/dw_mipi_dsi.h b/include/drm/bridge/dw_mipi_dsi.h
> index 5286a53a1875..f54621b17a69 100644
> --- a/include/drm/bridge/dw_mipi_dsi.h
> +++ b/include/drm/bridge/dw_mipi_dsi.h
> @@ -11,6 +11,7 @@
>
> #include <linux/types.h>
>
> +#include <drm/drm_bridge.h>
> #include <drm/drm_modes.h>
>
> struct drm_display_mode;
> @@ -68,5 +69,6 @@ void dw_mipi_dsi_remove(struct dw_mipi_dsi *dsi);
> int dw_mipi_dsi_bind(struct dw_mipi_dsi *dsi, struct drm_encoder *encoder);
> void dw_mipi_dsi_unbind(struct dw_mipi_dsi *dsi);
> void dw_mipi_dsi_set_slave(struct dw_mipi_dsi *dsi, struct dw_mipi_dsi *slave);
> +struct drm_bridge *dw_mipi_dsi_get_bridge(struct dw_mipi_dsi *dsi);
>
> #endif /* __DW_MIPI_DSI__ */
> --
> 2.37.1
>
Reviewed-by: Robert Foss <rfoss@xxxxxxxxxx>
