On Fri, Jan 16, 2015 at 02:34:15PM +0800, Dudley Du wrote:
> Add acpi device tree support.
> acpi device id "CYAP0000" is for old gen3 trackpad devices.
> acpi device id "CYAP0001" is for new gen5 trackpad devices.
> TEST=test on Chromebooks.
>
> Signed-off-by: Dudley Du <dudl@xxxxxxxxxxx>
> ---
> drivers/input/mouse/cyapa.c | 13 +++++++++++++
> 1 file changed, 13 insertions(+)
>
> diff --git a/drivers/input/mouse/cyapa.c b/drivers/input/mouse/cyapa.c
> index 5f9b24a..9dc9f65 100644
> --- a/drivers/input/mouse/cyapa.c
> +++ b/drivers/input/mouse/cyapa.c
> @@ -24,6 +24,7 @@
> #include <linux/slab.h>
> #include <linux/uaccess.h>
> #include <linux/pm_runtime.h>
> +#include <linux/acpi.h>
> #include "cyapa.h"
>
>
> @@ -1356,11 +1357,23 @@ static const struct i2c_device_id cyapa_id_table[] = {
> };
> MODULE_DEVICE_TABLE(i2c, cyapa_id_table);
>
> +#ifdef CONFIG_ACPI
> +static const struct acpi_device_id cyapa_acpi_id[] = {
> + { "CYAP0000", 0 }, /* Gen3 trackpad with 0x67 I2C address. */
> + { "CYAP0001", 0 }, /* Gen5 trackpad with 0x24 I2C address. */
> + { }
> +};
> +MODULE_DEVICE_TABLE(acpi, cyapa_acpi_id);
> +#endif
> +
> static struct i2c_driver cyapa_driver = {
> .driver = {
> .name = "cyapa",
> .owner = THIS_MODULE,
> .pm = &cyapa_pm_ops,
> +#ifdef CONFIG_ACPI
> + .acpi_match_table = ACPI_PTR(cyapa_acpi_id),
I do not think you should guard it with CONFIG_ACPI, so I dropped it.
> +#endif
> },
>
> .probe = cyapa_probe,
> --
> 1.9.1
>
Thanks.
--
Dmitry
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