diff options
| -rw-r--r-- | drivers/net/wireless/rt2x00/rt2x00.h | 3 | ||||
| -rw-r--r-- | drivers/net/wireless/rt2x00/rt2x00dev.c | 35 | ||||
| -rw-r--r-- | drivers/net/wireless/rt2x00/rt2x00lib.h | 20 | ||||
| -rw-r--r-- | drivers/net/wireless/rt2x00/rt2x00rfkill.c | 116 |
4 files changed, 106 insertions, 68 deletions
diff --git a/drivers/net/wireless/rt2x00/rt2x00.h b/drivers/net/wireless/rt2x00/rt2x00.h index 05927b908f8..6c725422af5 100644 --- a/drivers/net/wireless/rt2x00/rt2x00.h +++ b/drivers/net/wireless/rt2x00/rt2x00.h @@ -620,6 +620,9 @@ struct rt2x00_dev { * This will only be compiled in when required. */ #ifdef CONFIG_RT2X00_LIB_RFKILL +unsigned long rfkill_state; +#define RFKILL_STATE_ALLOCATED 1 +#define RFKILL_STATE_REGISTERED 2 struct rfkill *rfkill; struct input_polled_dev *poll_dev; #endif /* CONFIG_RT2X00_LIB_RFKILL */ diff --git a/drivers/net/wireless/rt2x00/rt2x00dev.c b/drivers/net/wireless/rt2x00/rt2x00dev.c index 0d51f478bcd..bc846ba12f6 100644 --- a/drivers/net/wireless/rt2x00/rt2x00dev.c +++ b/drivers/net/wireless/rt2x00/rt2x00dev.c @@ -1098,7 +1098,7 @@ static void rt2x00lib_uninitialize(struct rt2x00_dev *rt2x00dev) return; /* - * Unregister rfkill. + * Unregister extra components. */ rt2x00rfkill_unregister(rt2x00dev); @@ -1139,11 +1139,9 @@ static int rt2x00lib_initialize(struct rt2x00_dev *rt2x00dev) __set_bit(DEVICE_INITIALIZED, &rt2x00dev->flags); /* - * Register the rfkill handler. + * Register the extra components. */ - status = rt2x00rfkill_register(rt2x00dev); - if (status) - goto exit_unitialize; + rt2x00rfkill_register(rt2x00dev); return 0; @@ -1313,15 +1311,9 @@ int rt2x00lib_probe_dev(struct rt2x00_dev *rt2x00dev) } /* - * Allocatie rfkill. - */ - retval = rt2x00rfkill_allocate(rt2x00dev); - if (retval) - goto exit; - - /* - * Open the debugfs entry. + * Register extra components. */ + rt2x00rfkill_allocate(rt2x00dev); rt2x00debug_register(rt2x00dev); __set_bit(DEVICE_PRESENT, &rt2x00dev->flags); @@ -1350,13 +1342,9 @@ void rt2x00lib_remove_dev(struct rt2x00_dev *rt2x00dev) rt2x00lib_uninitialize(rt2x00dev); /* - * Close debugfs entry. + * Free extra components */ rt2x00debug_deregister(rt2x00dev); - - /* - * Free rfkill - */ rt2x00rfkill_free(rt2x00dev); /* @@ -1395,11 +1383,15 @@ int rt2x00lib_suspend(struct rt2x00_dev *rt2x00dev, pm_message_t state) __set_bit(DEVICE_STARTED_SUSPEND, &rt2x00dev->flags); /* - * Disable radio and unitialize all items - * that must be recreated on resume. + * Disable radio. */ rt2x00lib_stop(rt2x00dev); rt2x00lib_uninitialize(rt2x00dev); + + /* + * Suspend/disable extra components. + */ + rt2x00rfkill_suspend(rt2x00dev); rt2x00debug_deregister(rt2x00dev); exit: @@ -1422,9 +1414,10 @@ int rt2x00lib_resume(struct rt2x00_dev *rt2x00dev) NOTICE(rt2x00dev, "Waking up.\n"); /* - * Open the debugfs entry. + * Restore/enable extra components. */ rt2x00debug_register(rt2x00dev); + rt2x00rfkill_resume(rt2x00dev); /* * Only continue if mac80211 had open interfaces. diff --git a/drivers/net/wireless/rt2x00/rt2x00lib.h b/drivers/net/wireless/rt2x00/rt2x00lib.h index 1adbd28e097..ce58c654ade 100644 --- a/drivers/net/wireless/rt2x00/rt2x00lib.h +++ b/drivers/net/wireless/rt2x00/rt2x00lib.h @@ -100,28 +100,36 @@ static inline void rt2x00debug_dump_frame(struct rt2x00_dev *rt2x00dev, * RFkill handlers. */ #ifdef CONFIG_RT2X00_LIB_RFKILL -int rt2x00rfkill_register(struct rt2x00_dev *rt2x00dev); +void rt2x00rfkill_register(struct rt2x00_dev *rt2x00dev); void rt2x00rfkill_unregister(struct rt2x00_dev *rt2x00dev); -int rt2x00rfkill_allocate(struct rt2x00_dev *rt2x00dev); +void rt2x00rfkill_allocate(struct rt2x00_dev *rt2x00dev); void rt2x00rfkill_free(struct rt2x00_dev *rt2x00dev); +void rt2x00rfkill_suspend(struct rt2x00_dev *rt2x00dev); +void rt2x00rfkill_resume(struct rt2x00_dev *rt2x00dev); #else -static inline int rt2x00rfkill_register(struct rt2x00_dev *rt2x00dev) +static inline void rt2x00rfkill_register(struct rt2x00_dev *rt2x00dev) { - return 0; } static inline void rt2x00rfkill_unregister(struct rt2x00_dev *rt2x00dev) { } -static inline int rt2x00rfkill_allocate(struct rt2x00_dev *rt2x00dev) +static inline void rt2x00rfkill_allocate(struct rt2x00_dev *rt2x00dev) { - return 0; } static inline void rt2x00rfkill_free(struct rt2x00_dev *rt2x00dev) { } + +static inline void rt2x00rfkill_suspend(struct rt2x00_dev *rt2x00dev) +{ +} + +static inline void rt2x00rfkill_resume(struct rt2x00_dev *rt2x00dev) +{ +} #endif /* CONFIG_RT2X00_LIB_RFKILL */ #endif /* RT2X00LIB_H */ diff --git a/drivers/net/wireless/rt2x00/rt2x00rfkill.c b/drivers/net/wireless/rt2x00/rt2x00rfkill.c index 34a96d44e30..f9557759620 100644 --- a/drivers/net/wireless/rt2x00/rt2x00rfkill.c +++ b/drivers/net/wireless/rt2x00/rt2x00rfkill.c @@ -69,56 +69,81 @@ static void rt2x00rfkill_poll(struct input_polled_dev *poll_dev) } } -int rt2x00rfkill_register(struct rt2x00_dev *rt2x00dev) +void rt2x00rfkill_register(struct rt2x00_dev *rt2x00dev) { - int retval; - - if (!test_bit(CONFIG_SUPPORT_HW_BUTTON, &rt2x00dev->flags)) - return 0; + if (!test_bit(CONFIG_SUPPORT_HW_BUTTON, &rt2x00dev->flags) || + !test_bit(RFKILL_STATE_ALLOCATED, &rt2x00dev->rfkill_state)) + return; - retval = rfkill_register(rt2x00dev->rfkill); - if (retval) { + if (rfkill_register(rt2x00dev->rfkill)) { ERROR(rt2x00dev, "Failed to register rfkill handler.\n"); - return retval; + return; } - retval = input_register_polled_device(rt2x00dev->poll_dev); - if (retval) { + if (input_register_polled_device(rt2x00dev->poll_dev)) { ERROR(rt2x00dev, "Failed to register polled device.\n"); rfkill_unregister(rt2x00dev->rfkill); - return retval; + return; } + __set_bit(RFKILL_STATE_REGISTERED, &rt2x00dev->rfkill_state); + /* * Force initial poll which will detect the initial device state, * and correctly sends the signal to the rfkill layer about this * state. */ rt2x00rfkill_poll(rt2x00dev->poll_dev); - - return 0; } void rt2x00rfkill_unregister(struct rt2x00_dev *rt2x00dev) { - if (!test_bit(CONFIG_SUPPORT_HW_BUTTON, &rt2x00dev->flags)) + if (!test_bit(CONFIG_SUPPORT_HW_BUTTON, &rt2x00dev->flags) || + !test_bit(RFKILL_STATE_REGISTERED, &rt2x00dev->rfkill_state)) return; input_unregister_polled_device(rt2x00dev->poll_dev); rfkill_unregister(rt2x00dev->rfkill); + + __clear_bit(RFKILL_STATE_REGISTERED, &rt2x00dev->rfkill_state); } -int rt2x00rfkill_allocate(struct rt2x00_dev *rt2x00dev) +static struct input_polled_dev * +rt2x00rfkill_allocate_polldev(struct rt2x00_dev *rt2x00dev) { - struct device *device = wiphy_dev(rt2x00dev->hw->wiphy); + struct input_polled_dev *poll_dev; + + poll_dev = input_allocate_polled_device(); + if (!poll_dev) + return NULL; + + poll_dev->private = rt2x00dev; + poll_dev->poll = rt2x00rfkill_poll; + poll_dev->poll_interval = RFKILL_POLL_INTERVAL; + + poll_dev->input->name = rt2x00dev->ops->name; + poll_dev->input->phys = wiphy_name(rt2x00dev->hw->wiphy); + poll_dev->input->id.bustype = BUS_HOST; + poll_dev->input->id.vendor = 0x1814; + poll_dev->input->id.product = rt2x00dev->chip.rt; + poll_dev->input->id.version = rt2x00dev->chip.rev; + poll_dev->input->dev.parent = wiphy_dev(rt2x00dev->hw->wiphy); + poll_dev->input->evbit[0] = BIT(EV_KEY); + set_bit(KEY_WLAN, poll_dev->input->keybit); + + return poll_dev; +} +void rt2x00rfkill_allocate(struct rt2x00_dev *rt2x00dev) +{ if (!test_bit(CONFIG_SUPPORT_HW_BUTTON, &rt2x00dev->flags)) - return 0; + return; - rt2x00dev->rfkill = rfkill_allocate(device, RFKILL_TYPE_WLAN); + rt2x00dev->rfkill = + rfkill_allocate(wiphy_dev(rt2x00dev->hw->wiphy), RFKILL_TYPE_WLAN); if (!rt2x00dev->rfkill) { ERROR(rt2x00dev, "Failed to allocate rfkill handler.\n"); - goto exit; + return; } rt2x00dev->rfkill->name = rt2x00dev->ops->name; @@ -126,40 +151,49 @@ int rt2x00rfkill_allocate(struct rt2x00_dev *rt2x00dev) rt2x00dev->rfkill->state = -1; rt2x00dev->rfkill->toggle_radio = rt2x00rfkill_toggle_radio; - rt2x00dev->poll_dev = input_allocate_polled_device(); + rt2x00dev->poll_dev = rt2x00rfkill_allocate_polldev(rt2x00dev); if (!rt2x00dev->poll_dev) { ERROR(rt2x00dev, "Failed to allocate polled device.\n"); - goto exit_free_rfkill; + rfkill_free(rt2x00dev->rfkill); + rt2x00dev->rfkill = NULL; + return; } - rt2x00dev->poll_dev->private = rt2x00dev; - rt2x00dev->poll_dev->poll = rt2x00rfkill_poll; - rt2x00dev->poll_dev->poll_interval = RFKILL_POLL_INTERVAL; + return; +} - rt2x00dev->poll_dev->input->name = rt2x00dev->ops->name; - rt2x00dev->poll_dev->input->phys = wiphy_name(rt2x00dev->hw->wiphy); - rt2x00dev->poll_dev->input->id.bustype = BUS_HOST; - rt2x00dev->poll_dev->input->id.vendor = 0x1814; - rt2x00dev->poll_dev->input->id.product = rt2x00dev->chip.rt; - rt2x00dev->poll_dev->input->id.version = rt2x00dev->chip.rev; - rt2x00dev->poll_dev->input->dev.parent = device; - rt2x00dev->poll_dev->input->evbit[0] = BIT(EV_KEY); - set_bit(KEY_WLAN, rt2x00dev->poll_dev->input->keybit); +void rt2x00rfkill_free(struct rt2x00_dev *rt2x00dev) +{ + if (!test_bit(CONFIG_SUPPORT_HW_BUTTON, &rt2x00dev->flags) || + !test_bit(RFKILL_STATE_ALLOCATED, &rt2x00dev->rfkill_state)) + return; - return 0; + input_free_polled_device(rt2x00dev->poll_dev); + rt2x00dev->poll_dev = NULL; -exit_free_rfkill: rfkill_free(rt2x00dev->rfkill); - -exit: - return -ENOMEM; + rt2x00dev->rfkill = NULL; } -void rt2x00rfkill_free(struct rt2x00_dev *rt2x00dev) +void rt2x00rfkill_suspend(struct rt2x00_dev *rt2x00dev) { - if (!test_bit(CONFIG_SUPPORT_HW_BUTTON, &rt2x00dev->flags)) + if (!test_bit(CONFIG_SUPPORT_HW_BUTTON, &rt2x00dev->flags) || + !test_bit(RFKILL_STATE_ALLOCATED, &rt2x00dev->rfkill_state)) return; input_free_polled_device(rt2x00dev->poll_dev); - rfkill_free(rt2x00dev->rfkill); + rt2x00dev->poll_dev = NULL; +} + +void rt2x00rfkill_resume(struct rt2x00_dev *rt2x00dev) +{ + if (!test_bit(CONFIG_SUPPORT_HW_BUTTON, &rt2x00dev->flags) || + !test_bit(RFKILL_STATE_ALLOCATED, &rt2x00dev->rfkill_state)) + return; + + rt2x00dev->poll_dev = rt2x00rfkill_allocate_polldev(rt2x00dev); + if (!rt2x00dev->poll_dev) { + ERROR(rt2x00dev, "Failed to allocate polled device.\n"); + return; + } } |