drivers/net/wireless/rsi/rsi_common.h

Source file repositories/reference/linux-study-clean/drivers/net/wireless/rsi/rsi_common.h

File Facts

System
Linux kernel
Corpus path
drivers/net/wireless/rsi/rsi_common.h
Extension
.h
Size
2979 bytes
Lines
93
Domain
Driver Families
Bucket
drivers/net
Inferred role
Driver Families: implementation source
Status
source implementation candidate

Why This File Exists

Repeatable hardware-adapter layer. Deep compatibility for every driver is out of scope; this atlas records patterns, probe lifecycles, bus glue, IRQ/DMA usage, and links back to core abstractions.

Dependency Surface

Detected Declarations

Annotated Snippet

#ifndef __RSI_COMMON_H__
#define __RSI_COMMON_H__

#include <linux/kthread.h>

#define EVENT_WAIT_FOREVER              0
#define FIRMWARE_RSI9113                "rs9113_wlan_qspi.rps"
#define QUEUE_NOT_FULL                  1
#define QUEUE_FULL                      0

static inline int rsi_init_event(struct rsi_event *pevent)
{
	atomic_set(&pevent->event_condition, 1);
	init_waitqueue_head(&pevent->event_queue);
	return 0;
}

static inline int rsi_wait_event(struct rsi_event *event, u32 timeout)
{
	int status = 0;

	if (!timeout)
		status = wait_event_interruptible(event->event_queue,
				(atomic_read(&event->event_condition) == 0));
	else
		status = wait_event_interruptible_timeout(event->event_queue,
				(atomic_read(&event->event_condition) == 0),
				timeout);
	return status;
}

static inline void rsi_set_event(struct rsi_event *event)
{
	atomic_set(&event->event_condition, 0);
	wake_up_interruptible(&event->event_queue);
}

static inline void rsi_reset_event(struct rsi_event *event)
{
	atomic_set(&event->event_condition, 1);
}

static inline int rsi_create_kthread(struct rsi_common *common,
				     struct rsi_thread *thread,
				     void *func_ptr,
				     u8 *name)
{
	init_completion(&thread->completion);
	atomic_set(&thread->thread_done, 0);
	thread->task = kthread_run(func_ptr, common, "%s", name);
	if (IS_ERR(thread->task))
		return (int)PTR_ERR(thread->task);

	return 0;
}

static inline void rsi_kill_thread(struct rsi_thread *handle)
{
	atomic_inc(&handle->thread_done);
	rsi_set_event(&handle->event);
	wait_for_completion(&handle->completion);
}

void rsi_mac80211_detach(struct rsi_hw *hw);
void rsi_mac80211_rfkill_exit(struct rsi_hw *hw);
u16 rsi_get_connected_channel(struct ieee80211_vif *vif);
struct rsi_hw *rsi_91x_init(u16 oper_mode);
void rsi_91x_deinit(struct rsi_hw *adapter);
int rsi_read_pkt(struct rsi_common *common, u8 *rx_pkt, s32 rcv_pkt_len);
#ifdef CONFIG_PM
int rsi_config_wowlan(struct rsi_hw *adapter, struct cfg80211_wowlan *wowlan);
#endif
struct rsi_sta *rsi_find_sta(struct rsi_common *common, u8 *mac_addr);
struct ieee80211_vif *rsi_get_vif(struct rsi_hw *adapter, u8 *mac);
void rsi_roc_timeout(struct timer_list *t);
#endif

Annotation

Implementation Notes