From e209c5a7ed1870ab7f112ad47083b5d616e8b6a4 Mon Sep 17 00:00:00 2001 From: Sangwook Lee Date: Thu, 29 Sep 2011 12:57:17 +0100 Subject: net:rfkill: add a gpio setup function into GPIO rfkill Add a gpio setup function which gives a chance to set up platform specific configuration such as pin multiplexing, input/output direction at the runtime or booting time. Signed-off-by: Sangwook Lee Signed-off-by: John W. Linville --- net/rfkill/rfkill-gpio.c | 11 +++++++++++ 1 file changed, 11 insertions(+) (limited to 'net/rfkill') diff --git a/net/rfkill/rfkill-gpio.c b/net/rfkill/rfkill-gpio.c index 256c5ddd2d7..128677d6905 100644 --- a/net/rfkill/rfkill-gpio.c +++ b/net/rfkill/rfkill-gpio.c @@ -101,6 +101,14 @@ static int rfkill_gpio_probe(struct platform_device *pdev) if (!rfkill) return -ENOMEM; + if (pdata->gpio_runtime_setup) { + ret = pdata->gpio_runtime_setup(pdev); + if (ret) { + pr_warn("%s: can't set up gpio\n", __func__); + return ret; + } + } + rfkill->pdata = pdata; len = strlen(pdata->name); @@ -182,7 +190,10 @@ fail_alloc: static int rfkill_gpio_remove(struct platform_device *pdev) { struct rfkill_gpio_data *rfkill = platform_get_drvdata(pdev); + struct rfkill_gpio_platform_data *pdata = pdev->dev.platform_data; + if (pdata->gpio_runtime_close) + pdata->gpio_runtime_close(pdev); rfkill_unregister(rfkill->rfkill_dev); rfkill_destroy(rfkill->rfkill_dev); if (gpio_is_valid(rfkill->pdata->shutdown_gpio)) -- cgit v1.2.3