diff options
Diffstat (limited to 'package/rt2x00/src/rt2x00rfkill.c')
-rw-r--r-- | package/rt2x00/src/rt2x00rfkill.c | 101 |
1 files changed, 59 insertions, 42 deletions
diff --git a/package/rt2x00/src/rt2x00rfkill.c b/package/rt2x00/src/rt2x00rfkill.c index c08a2aa0ea..a0f8b8e0a2 100644 --- a/package/rt2x00/src/rt2x00rfkill.c +++ b/package/rt2x00/src/rt2x00rfkill.c @@ -19,9 +19,8 @@ */ /* - Module: rt2x00lib - Abstract: rt2x00 rfkill specific routines. - Supported chipsets: RT2460, RT2560, rt2561, rt2561s, rt2661. + Module: rt2x00rfkill + Abstract: rt2x00 rfkill routines. */ /* @@ -29,101 +28,119 @@ */ #define DRV_NAME "rt2x00lib" +#include <linux/input-polldev.h> +#include <linux/kernel.h> +#include <linux/module.h> #include <linux/rfkill.h> #include "rt2x00.h" +#include "rt2x00lib.h" -static int rt2x00lib_toggle_radio(void *data, enum rfkill_state state) +static int rt2x00rfkill_toggle_radio(void *data, enum rfkill_state state) { - struct rt2x00_dev* rt2x00dev = data; + struct rt2x00_dev *rt2x00dev = data; int retval = 0; if (unlikely(!rt2x00dev)) return 0; /* - * Only continue if we have an active interface, - * either monitor or non-monitor should be present. + * Only continue if there are enabled interfaces. */ - if (!is_interface_present(&rt2x00dev->interface) && - !is_monitor_present(&rt2x00dev->interface)) + if (!test_bit(DEVICE_STARTED, &rt2x00dev->flags)) return 0; if (state == RFKILL_STATE_ON) { INFO(rt2x00dev, "Hardware button pressed, enabling radio.\n"); - __set_bit(DEVICE_ENABLED_RADIO_HW, &rt2x00dev->flags); + __clear_bit(DEVICE_DISABLED_RADIO_HW, &rt2x00dev->flags); retval = rt2x00lib_enable_radio(rt2x00dev); } else if (state == RFKILL_STATE_OFF) { INFO(rt2x00dev, "Hardware button pressed, disabling radio.\n"); - __clear_bit(DEVICE_ENABLED_RADIO_HW, &rt2x00dev->flags); + __set_bit(DEVICE_DISABLED_RADIO_HW, &rt2x00dev->flags); rt2x00lib_disable_radio(rt2x00dev); } return retval; } -static void rt2x00lib_rfkill_poll(struct work_struct *work) +static void rt2x00rfkill_poll(struct input_polled_dev *poll_dev) { - struct rt2x00_dev *rt2x00dev = - container_of(work, struct rt2x00_dev, rfkill_work.work); + struct rt2x00_dev *rt2x00dev = poll_dev->private; + int state = rt2x00dev->ops->lib->rfkill_poll(rt2x00dev); - rfkill_switch_all(rt2x00dev->rfkill->type, - rt2x00dev->ops->lib->rfkill_poll(rt2x00dev)); - - queue_delayed_work(rt2x00dev->hw->workqueue, &rt2x00dev->rfkill_work, - RFKILL_POLL_INTERVAL); + if (rt2x00dev->rfkill->state != state) + input_report_key(poll_dev->input, KEY_WLAN, 1); } -int rt2x00lib_register_rfkill(struct rt2x00_dev *rt2x00dev) +int rt2x00rfkill_register(struct rt2x00_dev *rt2x00dev) { - int status = rfkill_register(rt2x00dev->rfkill); - if (status) { + int retval; + + if (!test_bit(CONFIG_SUPPORT_HW_BUTTON, &rt2x00dev->flags)) + return 0; + + retval = rfkill_register(rt2x00dev->rfkill); + if (retval) { ERROR(rt2x00dev, "Failed to register rfkill handler.\n"); - return status; + return retval; } - rt2x00lib_rfkill_poll(&rt2x00dev->rfkill_work.work); + retval = input_register_polled_device(rt2x00dev->poll_dev); + if (retval) { + ERROR(rt2x00dev, "Failed to register polled device.\n"); + rfkill_unregister(rt2x00dev->rfkill); + return retval; + } - return !schedule_delayed_work(&rt2x00dev->rfkill_work, - RFKILL_POLL_INTERVAL); + return 0; } -void rt2x00lib_unregister_rfkill(struct rt2x00_dev *rt2x00dev) +void rt2x00rfkill_unregister(struct rt2x00_dev *rt2x00dev) { - if (delayed_work_pending(&rt2x00dev->rfkill_work)) - cancel_rearming_delayed_workqueue( - rt2x00dev->hw->workqueue, &rt2x00dev->rfkill_work); + if (!test_bit(CONFIG_SUPPORT_HW_BUTTON, &rt2x00dev->flags)) + return; + input_unregister_polled_device(rt2x00dev->poll_dev); rfkill_unregister(rt2x00dev->rfkill); } -int rt2x00lib_allocate_rfkill(struct rt2x00_dev *rt2x00dev) +int rt2x00rfkill_allocate(struct rt2x00_dev *rt2x00dev) { - struct rfkill *rfkill; + struct device *device = wiphy_dev(rt2x00dev->hw->wiphy); - if (!test_bit(DEVICE_SUPPORT_HW_BUTTON, &rt2x00dev->flags)) + if (!test_bit(CONFIG_SUPPORT_HW_BUTTON, &rt2x00dev->flags)) return 0; - rfkill = rfkill_allocate(rt2x00dev->device, RFKILL_TYPE_WLAN); - if (!rfkill) { + rt2x00dev->rfkill = rfkill_allocate(device, RFKILL_TYPE_WLAN); + if (!rt2x00dev->rfkill) { ERROR(rt2x00dev, "Failed to allocate rfkill handler.\n"); return -ENOMEM; } - rfkill->name = rt2x00dev->ops->name; - rfkill->data = rt2x00dev; - rfkill->toggle_radio = rt2x00lib_toggle_radio; - rt2x00dev->rfkill = rfkill; + rt2x00dev->rfkill->name = rt2x00dev->ops->name; + rt2x00dev->rfkill->data = rt2x00dev; + rt2x00dev->rfkill->state = rt2x00dev->ops->lib->rfkill_poll(rt2x00dev); + rt2x00dev->rfkill->toggle_radio = rt2x00rfkill_toggle_radio; + + rt2x00dev->poll_dev = input_allocate_polled_device(); + if (!rt2x00dev->poll_dev) { + ERROR(rt2x00dev, "Failed to allocate polled device.\n"); + rfkill_free(rt2x00dev->rfkill); + return -ENOMEM; + } - INIT_DELAYED_WORK(&rt2x00dev->rfkill_work, rt2x00lib_rfkill_poll); + rt2x00dev->poll_dev->private = rt2x00dev; + rt2x00dev->poll_dev->poll = rt2x00rfkill_poll; + rt2x00dev->poll_dev->poll_interval = RFKILL_POLL_INTERVAL; return 0; } -void rt2x00lib_free_rfkill(struct rt2x00_dev *rt2x00dev) +void rt2x00rfkill_free(struct rt2x00_dev *rt2x00dev) { - if (!test_bit(DEVICE_SUPPORT_HW_BUTTON, &rt2x00dev->flags)) + if (!test_bit(CONFIG_SUPPORT_HW_BUTTON, &rt2x00dev->flags)) return; + input_free_polled_device(rt2x00dev->poll_dev); rfkill_free(rt2x00dev->rfkill); } |