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authorLinus Torvalds <torvalds@linux-foundation.org>2008-01-29 14:54:01 +0300
committerLinus Torvalds <torvalds@linux-foundation.org>2008-01-29 14:54:01 +0300
commit0ba6c33bcddc64a54b5f1c25a696c4767dc76292 (patch)
tree62e616f97a4762d8e75bf732e4827af2d15d52c5 /drivers/net/wireless/zd1211rw/zd_usb.h
parent21af0297c7e56024a5ccc4d8ad2a590f9ec371ba (diff)
parent85040bcb4643cba578839e953f25e2d1965d83d0 (diff)
downloadlinux-0ba6c33bcddc64a54b5f1c25a696c4767dc76292.tar.xz
Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/net-2.6.25
* git://git.kernel.org/pub/scm/linux/kernel/git/davem/net-2.6.25: (1470 commits) [IPV6] ADDRLABEL: Fix double free on label deletion. [PPP]: Sparse warning fixes. [IPV4] fib_trie: remove unneeded NULL check [IPV4] fib_trie: More whitespace cleanup. [NET_SCHED]: Use nla_policy for attribute validation in ematches [NET_SCHED]: Use nla_policy for attribute validation in actions [NET_SCHED]: Use nla_policy for attribute validation in classifiers [NET_SCHED]: Use nla_policy for attribute validation in packet schedulers [NET_SCHED]: sch_api: introduce constant for rate table size [NET_SCHED]: Use typeful attribute parsing helpers [NET_SCHED]: Use typeful attribute construction helpers [NET_SCHED]: Use NLA_PUT_STRING for string dumping [NET_SCHED]: Use nla_nest_start/nla_nest_end [NET_SCHED]: Propagate nla_parse return value [NET_SCHED]: act_api: use PTR_ERR in tcf_action_init/tcf_action_get [NET_SCHED]: act_api: use nlmsg_parse [NET_SCHED]: act_api: fix netlink API conversion bug [NET_SCHED]: sch_netem: use nla_parse_nested_compat [NET_SCHED]: sch_atm: fix format string warning [NETNS]: Add namespace for ICMP replying code. ...
Diffstat (limited to 'drivers/net/wireless/zd1211rw/zd_usb.h')
-rw-r--r--drivers/net/wireless/zd1211rw/zd_usb.h36
1 files changed, 29 insertions, 7 deletions
diff --git a/drivers/net/wireless/zd1211rw/zd_usb.h b/drivers/net/wireless/zd1211rw/zd_usb.h
index 961a7a12ad68..049f8b91f020 100644
--- a/drivers/net/wireless/zd1211rw/zd_usb.h
+++ b/drivers/net/wireless/zd1211rw/zd_usb.h
@@ -1,4 +1,7 @@
-/* zd_usb.h: Header for USB interface implemented by ZD1211 chip
+/* ZD1211 USB-WLAN driver for Linux
+ *
+ * Copyright (C) 2005-2007 Ulrich Kunitz <kune@deine-taler.de>
+ * Copyright (C) 2006-2007 Daniel Drake <dsd@gentoo.org>
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
@@ -26,6 +29,9 @@
#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 +171,7 @@ 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 +182,21 @@ 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 +217,17 @@ 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 +240,10 @@ 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);