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path: root/drivers/net/wireless/zd1211rw/zd_usb.h
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Diffstat (limited to 'drivers/net/wireless/zd1211rw/zd_usb.h')
-rw-r--r--drivers/net/wireless/zd1211rw/zd_usb.h31
1 files changed, 25 insertions, 6 deletions
diff --git a/drivers/net/wireless/zd1211rw/zd_usb.h b/drivers/net/wireless/zd1211rw/zd_usb.h
index 961a7a12ad68..42159fc49cf8 100644
--- a/drivers/net/wireless/zd1211rw/zd_usb.h
+++ b/drivers/net/wireless/zd1211rw/zd_usb.h
@@ -26,6 +26,9 @@
#include "zd_def.h"
+#define ZD_USB_TX_HIGH 5
+#define ZD_USB_TX_LOW 2
+
enum devicetype {
DEVICE_ZD1211 = 0,
DEVICE_ZD1211B = 1,
@@ -165,7 +168,7 @@ static inline struct usb_int_regs *get_read_regs(struct zd_usb_interrupt *intr)
return (struct usb_int_regs *)intr->read_regs.buffer;
}
-#define URBS_COUNT 5
+#define RX_URBS_COUNT 5
struct zd_usb_rx {
spinlock_t lock;
@@ -176,8 +179,21 @@ struct zd_usb_rx {
int urbs_count;
};
+/**
+ * struct zd_usb_tx - structure used for transmitting frames
+ * @lock: lock for transmission
+ * @free_urb_list: list of free URBs, contains all the URBs, which can be used
+ * @submitted_urbs: atomic integer that counts the URBs having sent to the
+ * device, which haven't been completed
+ * @enabled: enabled flag, indicates whether tx is enabled
+ * @stopped: indicates whether higher level tx queues are stopped
+ */
struct zd_usb_tx {
spinlock_t lock;
+ struct list_head free_urb_list;
+ int submitted_urbs;
+ int enabled;
+ int stopped;
};
/* Contains the usb parts. The structure doesn't require a lock because intf
@@ -198,17 +214,17 @@ static inline struct usb_device *zd_usb_to_usbdev(struct zd_usb *usb)
return interface_to_usbdev(usb->intf);
}
-static inline struct net_device *zd_intf_to_netdev(struct usb_interface *intf)
+static inline struct ieee80211_hw *zd_intf_to_hw(struct usb_interface *intf)
{
return usb_get_intfdata(intf);
}
-static inline struct net_device *zd_usb_to_netdev(struct zd_usb *usb)
+static inline struct ieee80211_hw *zd_usb_to_hw(struct zd_usb *usb)
{
- return zd_intf_to_netdev(usb->intf);
+ return zd_intf_to_hw(usb->intf);
}
-void zd_usb_init(struct zd_usb *usb, struct net_device *netdev,
+void zd_usb_init(struct zd_usb *usb, struct ieee80211_hw *hw,
struct usb_interface *intf);
int zd_usb_init_hw(struct zd_usb *usb);
void zd_usb_clear(struct zd_usb *usb);
@@ -221,7 +237,10 @@ void zd_usb_disable_int(struct zd_usb *usb);
int zd_usb_enable_rx(struct zd_usb *usb);
void zd_usb_disable_rx(struct zd_usb *usb);
-int zd_usb_tx(struct zd_usb *usb, const u8 *frame, unsigned int length);
+void zd_usb_enable_tx(struct zd_usb *usb);
+void zd_usb_disable_tx(struct zd_usb *usb);
+
+int zd_usb_tx(struct zd_usb *usb, struct sk_buff *skb);
int zd_usb_ioread16v(struct zd_usb *usb, u16 *values,
const zd_addr_t *addresses, unsigned int count);