Re: [PATCH 3/3] Input: synaptics-rmi4 - log when we create a guest serio port

From: thatslyude
Date: Fri Jan 19 2018 - 13:10:33 EST


Reviewed-by: Lyude Paul <lyude@xxxxxxxxxx>

On Thu, 2018-01-18 at 16:49 -0800, Dmitry Torokhov wrote:
> To ease analyzing boot behavior from logs, let's log when we are about to
> register the pass-through serio port.
>
> Also, let's drop "Synaptics" prefix from the port name, as RMI4 is good
> enough indicator already, and having the prefix means that the name does
> not fit into serio->name field. While at it move from hard-coded seio->phys
> to one mentioning the sensor ID (such as "rmi4-00.fn03/serio0").
>
> Signed-off-by: Dmitry Torokhov <dmitry.torokhov@xxxxxxxxx>
> ---
> drivers/input/rmi4/rmi_f03.c | 9 +++++----
> 1 file changed, 5 insertions(+), 4 deletions(-)
>
> diff --git a/drivers/input/rmi4/rmi_f03.c b/drivers/input/rmi4/rmi_f03.c
> index 7ccbb370a9a81..88822196d6b72 100644
> --- a/drivers/input/rmi4/rmi_f03.c
> +++ b/drivers/input/rmi4/rmi_f03.c
> @@ -184,14 +184,15 @@ static int rmi_f03_register_pt(struct f03_data *f03)
> serio->close = rmi_f03_pt_close;
> serio->port_data = f03;
>
> - strlcpy(serio->name, "Synaptics RMI4 PS/2 pass-through",
> - sizeof(serio->name));
> - strlcpy(serio->phys, "synaptics-rmi4-pt/serio1",
> - sizeof(serio->phys));
> + strlcpy(serio->name, "RMI4 PS/2 pass-through", sizeof(serio-
> >name));
> + snprintf(serio->phys, sizeof(serio->phys), "%s/serio0",
> + dev_name(&f03->fn->dev));
> serio->dev.parent = &f03->fn->dev;
>
> f03->serio = serio;
>
> + printk(KERN_INFO "serio: %s port at %s\n",
> + serio->name, dev_name(&f03->fn->dev));
> serio_register_port(serio);
>
> return 0;