On Wed, Sep 28, 2016 at 04:34:03PM +0200, Benjamin Tissoires wrote:
> The Thinkpad series 13 uses Host Notify to report the interrupt.
> Add elan_smb_alert() to handle those interrupts and disable the irq
> handling on this case.
> 
> Signed-off-by: Benjamin Tissoires <[email protected]>
> ---
>  drivers/input/mouse/elan_i2c_core.c | 100 
> ++++++++++++++++++++++++++++--------
>  1 file changed, 78 insertions(+), 22 deletions(-)
> 
> diff --git a/drivers/input/mouse/elan_i2c_core.c 
> b/drivers/input/mouse/elan_i2c_core.c
> index 2de1f75..11671c7 100644
> --- a/drivers/input/mouse/elan_i2c_core.c
> +++ b/drivers/input/mouse/elan_i2c_core.c
> @@ -96,6 +96,34 @@ struct elan_tp_data {
>       bool                    baseline_ready;
>  };
>  
> +static inline void elan_enable_irq(struct elan_tp_data *tp)
> +{
> +     if (tp->client->irq)
> +             enable_irq(tp->client->irq);

Hmm, so I wonder, why alert is not implemented as irqchip? Then clients
would not need to be bothered with these details, they'd simply requster
and manipulate irqs.

Thanks.

-- 
Dmitry

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