Hi,

On Tue, Dec 08, 2020 at 02:28:48PM +0200, Tomi Valkeinen wrote:
> We can drop dsi_display_disable() which just calls
> _dsi_display_disable(), and rename _dsi_display_disable() to
> dsi_display_disable().
> 
> The WARN_ON(!dsi_bus_is_locked(dsi)) in dsi_display_disable is extra and
> can be dropped, as _dsi_display_disable() has the same WARN_ON().
> 
> Signed-off-by: Tomi Valkeinen <tomi.valkeinen@ti.com>
> Reviewed-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
> ---

Reviewed-by: Sebastian Reichel <sebastian.reichel@collabora.com>

-- Sebastian

>  drivers/gpu/drm/omapdrm/dss/dsi.c | 19 +++----------------
>  1 file changed, 3 insertions(+), 16 deletions(-)
> 
> diff --git a/drivers/gpu/drm/omapdrm/dss/dsi.c b/drivers/gpu/drm/omapdrm/dss/dsi.c
> index 961b991f6498..d83346812810 100644
> --- a/drivers/gpu/drm/omapdrm/dss/dsi.c
> +++ b/drivers/gpu/drm/omapdrm/dss/dsi.c
> @@ -63,8 +63,6 @@ static int dsi_vc_send_null(struct dsi_data *dsi, int vc, int channel);
>  static ssize_t _omap_dsi_host_transfer(struct dsi_data *dsi, int vc,
>  				       const struct mipi_dsi_msg *msg);
>  
> -static void dsi_display_disable(struct omap_dss_device *dssdev);
> -
>  #ifdef DSI_PERF_MEASURE
>  static bool dsi_perf;
>  module_param(dsi_perf, bool, 0644);
> @@ -3772,7 +3770,7 @@ static void dsi_display_enable(struct dsi_data *dsi)
>  	DSSDBG("dsi_display_ulps_enable FAILED\n");
>  }
>  
> -static void _dsi_display_disable(struct dsi_data *dsi,
> +static void dsi_display_disable(struct dsi_data *dsi,
>  		bool disconnect_lanes, bool enter_ulps)
>  {
>  	WARN_ON(!dsi_bus_is_locked(dsi));
> @@ -3791,17 +3789,6 @@ static void _dsi_display_disable(struct dsi_data *dsi,
>  	mutex_unlock(&dsi->lock);
>  }
>  
> -static void dsi_display_disable(struct omap_dss_device *dssdev)
> -{
> -	struct dsi_data *dsi = to_dsi_data(dssdev);
> -
> -	WARN_ON(!dsi_bus_is_locked(dsi));
> -
> -	DSSDBG("dsi_display_disable\n");
> -
> -	_dsi_display_disable(dsi, true, false);
> -}
> -
>  static int dsi_enable_te(struct dsi_data *dsi, bool enable)
>  {
>  	dsi->te_enabled = enable;
> @@ -3825,7 +3812,7 @@ static void omap_dsi_ulps_work_callback(struct work_struct *work)
>  
>  	dsi_enable_te(dsi, false);
>  
> -	_dsi_display_disable(dsi, false, true);
> +	dsi_display_disable(dsi, false, true);
>  
>  	dsi_bus_unlock(dsi);
>  }
> @@ -4959,7 +4946,7 @@ static void dsi_bridge_disable(struct drm_bridge *bridge)
>  
>  	dsi_disable_video_output(dssdev, VC_VIDEO);
>  
> -	dsi_display_disable(dssdev);
> +	dsi_display_disable(dsi, true, false);
>  
>  	dsi_bus_unlock(dsi);
>  }
> -- 
> Texas Instruments Finland Oy, Porkkalankatu 22, 00180 Helsinki.
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>