Re: [PATCH v5 09/29] drm/omap: dsi: cleanup dispc channel usage

[Laurent Pinchart <laurent.pinchart@ideasonboard.com>]

Hi Tomi,

Thank you for the patch.

On Tue, Dec 08, 2020 at 02:28:35PM +0200, Tomi Valkeinen wrote:
> The "channel" usage in omap dsi driver is confusing. As the first step,
> change "channel" to "dispc_channel" when dealing with the dispc channel.
> 
> Signed-off-by: Tomi Valkeinen <tomi.valkeinen@ti.com>

Reviewed-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>

> ---
>  drivers/gpu/drm/omapdrm/dss/dsi.c | 16 ++++++++--------
>  1 file changed, 8 insertions(+), 8 deletions(-)
> 
> diff --git a/drivers/gpu/drm/omapdrm/dss/dsi.c b/drivers/gpu/drm/omapdrm/dss/dsi.c
> index c78ae99c8742..cf0dc4872d14 100644
> --- a/drivers/gpu/drm/omapdrm/dss/dsi.c
> +++ b/drivers/gpu/drm/omapdrm/dss/dsi.c
> @@ -3978,10 +3978,10 @@ static int dsi_configure_dispc_clocks(struct dsi_data *dsi)
>  
>  static int dsi_display_init_dispc(struct dsi_data *dsi)
>  {
> -	enum omap_channel channel = dsi->output.dispc_channel;
> +	enum omap_channel dispc_channel = dsi->output.dispc_channel;
>  	int r;
>  
> -	dss_select_lcd_clk_source(dsi->dss, channel, dsi->module_id == 0 ?
> +	dss_select_lcd_clk_source(dsi->dss, dispc_channel, dsi->module_id == 0 ?
>  			DSS_CLK_SRC_PLL1_1 :
>  			DSS_CLK_SRC_PLL2_1);
>  
> @@ -4017,19 +4017,19 @@ static int dsi_display_init_dispc(struct dsi_data *dsi)
>  		dss_mgr_unregister_framedone_handler(&dsi->output,
>  				dsi_framedone_irq_callback, dsi);
>  err:
> -	dss_select_lcd_clk_source(dsi->dss, channel, DSS_CLK_SRC_FCK);
> +	dss_select_lcd_clk_source(dsi->dss, dispc_channel, DSS_CLK_SRC_FCK);
>  	return r;
>  }
>  
>  static void dsi_display_uninit_dispc(struct dsi_data *dsi)
>  {
> -	enum omap_channel channel = dsi->output.dispc_channel;
> +	enum omap_channel dispc_channel = dsi->output.dispc_channel;
>  
>  	if (dsi->mode == OMAP_DSS_DSI_CMD_MODE)
>  		dss_mgr_unregister_framedone_handler(&dsi->output,
>  				dsi_framedone_irq_callback, dsi);
>  
> -	dss_select_lcd_clk_source(dsi->dss, channel, DSS_CLK_SRC_FCK);
> +	dss_select_lcd_clk_source(dsi->dss, dispc_channel, DSS_CLK_SRC_FCK);
>  }
>  
>  static int dsi_configure_dsi_clocks(struct dsi_data *dsi)
> @@ -4846,12 +4846,12 @@ static int dsi_set_config(struct omap_dss_device *dssdev,
>  }
>  
>  /*
> - * Return a hardcoded channel for the DSI output. This should work for
> + * Return a hardcoded dispc channel for the DSI output. This should work for
>   * current use cases, but this can be later expanded to either resolve
>   * the channel in some more dynamic manner, or get the channel as a user
>   * parameter.
>   */
> -static enum omap_channel dsi_get_channel(struct dsi_data *dsi)
> +static enum omap_channel dsi_get_dispc_channel(struct dsi_data *dsi)
>  {
>  	switch (dsi->data->model) {
>  	case DSI_MODEL_OMAP3:
> @@ -5403,7 +5403,7 @@ static int dsi_init_output(struct dsi_data *dsi)
>  
>  	out->type = OMAP_DISPLAY_TYPE_DSI;
>  	out->name = dsi->module_id == 0 ? "dsi.0" : "dsi.1";
> -	out->dispc_channel = dsi_get_channel(dsi);
> +	out->dispc_channel = dsi_get_dispc_channel(dsi);
>  	out->dsi_ops = &dsi_ops;
>  	out->of_port = 0;
>  	out->bus_flags = DRM_BUS_FLAG_PIXDATA_DRIVE_POSEDGE

-- 
Regards,

Laurent Pinchart
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