On Wednesday, October 16, 2013 01:53:43 PM Heikki Krogerus wrote:
> Including ACPI ID for Broadcom GPS receiver BCM4752.
>
> Signed-off-by: Heikki Krogerus <heikki.krogerus@xxxxxxxxxxxxxxx>
> ---
> net/rfkill/rfkill-gpio.c | 31 ++++++++++++++++++++++++++++++-
> 1 file changed, 30 insertions(+), 1 deletion(-)
>
> diff --git a/net/rfkill/rfkill-gpio.c b/net/rfkill/rfkill-gpio.c
> index 2dd78c6..5620d3c 100644
> --- a/net/rfkill/rfkill-gpio.c
> +++ b/net/rfkill/rfkill-gpio.c
> @@ -24,6 +24,8 @@
> #include <linux/platform_device.h>
> #include <linux/clk.h>
> #include <linux/slab.h>
> +#include <linux/acpi.h>
> +#include <linux/acpi_gpio.h>
>
> #include <linux/rfkill-gpio.h>
>
> @@ -70,6 +72,23 @@ static const struct rfkill_ops rfkill_gpio_ops = {
> .set_block = rfkill_gpio_set_power,
> };
>
> +static int rfkill_gpio_acpi_probe(struct device *dev,
> + struct rfkill_gpio_data *rfkill)
> +{
> + const struct acpi_device_id *id;
> +
> + id = acpi_match_device(dev->driver->acpi_match_table, dev);
> + if (!id)
> + return -ENODEV;
> +
> + rfkill->name = dev_name(dev);
> + rfkill->type = (unsigned)id->driver_data;
> + rfkill->reset_gpio = acpi_get_gpio_by_index(dev, 0, NULL);
> + rfkill->shutdown_gpio = acpi_get_gpio_by_index(dev, 1, NULL);
> +
> + return 0;
> +}
> +
> static int rfkill_gpio_probe(struct platform_device *pdev)
> {
> struct rfkill_gpio_platform_data *pdata = pdev->dev.platform_data;
> @@ -82,7 +101,11 @@ static int rfkill_gpio_probe(struct platform_device *pdev)
> if (!rfkill)
> return -ENOMEM;
>
> - if (pdata) {
> + if (ACPI_HANDLE(&pdev->dev)) {
> + ret = rfkill_gpio_acpi_probe(&pdev->dev, rfkill);
> + if (ret)
> + return ret;
> + } else if (pdata) {
> clk_name = pdata->power_clk_name;
> rfkill->name = pdata->name;
> rfkill->type = pdata->type;
> @@ -170,12 +193,18 @@ static int rfkill_gpio_remove(struct platform_device *pdev)
> return 0;
> }
>
> +static const struct acpi_device_id rfkill_acpi_match[] = {
> + { "BCM4752", RFKILL_TYPE_GPS },
> + { },
> +};
> +
> static struct platform_driver rfkill_gpio_driver = {
> .probe = rfkill_gpio_probe,
> .remove = rfkill_gpio_remove,
> .driver = {
> .name = "rfkill_gpio",
> .owner = THIS_MODULE,
> + .acpi_match_table = ACPI_PTR(rfkill_acpi_match),
> },
> };
Looks good to me.
Has Mika seen this?
--
I speak only for myself.
Rafael J. Wysocki, Intel Open Source Technology Center.
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