[PATCH v13 07/10] drm/bridge: anx7625: Register Type C mode switches

Andy Shevchenko andriy.shevchenko at linux.intel.com
Mon Mar 6 11:55:24 UTC 2023


On Fri, Mar 03, 2023 at 10:33:47PM +0800, Pin-yen Lin wrote:
> Register USB Type-C mode switches when the "mode-switch" property and
> relevant ports are available in Device Tree. Configure the crosspoint
> switch based on the entered alternate mode for a specific Type-C
> connector.
> 
> Crosspoint switch can also be used for switching the output signal for
> different orientations of a single USB Type-C connector, but the
> orientation switch is not implemented yet. A TODO is added for this.

...

> +	ctx->port_data = devm_kcalloc(
> +		dev, switch_desc->num_typec_switches,
> +		sizeof(struct anx7625_typec_port_data), GFP_KERNEL);

I believe I have commented on this (indentation)...

> +

...and this (blank line).

> +	if (!ctx->port_data) {
> +		ret = -ENOMEM;
> +		goto unregister_mux;
> +	}

...

> +		ctx->port_data[i].orientation = (dp_lanes[0] / 2 == 0) ?
> +			TYPEC_ORIENTATION_REVERSE : TYPEC_ORIENTATION_NORMAL;

I believe that this is an error prone check, you should rather do the opposite,
i.e.  ' % 2  == 0'.

-- 
With Best Regards,
Andy Shevchenko




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