Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/net-next-2.6

* git://git.kernel.org/pub/scm/linux/kernel/git/davem/net-next-2.6: (1815 commits)
  mac80211: fix reorder buffer release
  iwmc3200wifi: Enable wimax core through module parameter
  iwmc3200wifi: Add wifi-wimax coexistence mode as a module parameter
  iwmc3200wifi: Coex table command does not expect a response
  iwmc3200wifi: Update wiwi priority table
  iwlwifi: driver version track kernel version
  iwlwifi: indicate uCode type when fail dump error/event log
  iwl3945: remove duplicated event logging code
  b43: fix two warnings
  ipw2100: fix rebooting hang with driver loaded
  cfg80211: indent regulatory messages with spaces
  iwmc3200wifi: fix NULL pointer dereference in pmkid update
  mac80211: Fix TX status reporting for injected data frames
  ath9k: enable 2GHz band only if the device supports it
  airo: Fix integer overflow warning
  rt2x00: Fix padding bug on L2PAD devices.
  WE: Fix set events not propagated
  b43legacy: avoid PPC fault during resume
  b43: avoid PPC fault during resume
  tcp: fix a timewait refcnt race
  ...

Fix up conflicts due to sysctl cleanups (dead sysctl_check code and
CTL_UNNUMBERED removed) in
	kernel/sysctl_check.c
	net/ipv4/sysctl_net_ipv4.c
	net/ipv6/addrconf.c
	net/sctp/sysctl.c

1 files changed, 67 insertions, 109 deletions

diff --git a/drivers/isdn/gigaset/gigaset.h b/drivers/isdn/gigaset/gigaset.h
index a2f6125739eb..e963a6c2e86d 100644
--- a/drivers/isdn/gigaset/gigaset.h
+++ b/drivers/isdn/gigaset/gigaset.h
@@ -23,7 +23,6 @@
 #include <linux/compiler.h>
 #include <linux/types.h>
 #include <linux/spinlock.h>
-#include <linux/isdnif.h>
 #include <linux/usb.h>
 #include <linux/skbuff.h>
 #include <linux/netdevice.h>
@@ -35,12 +34,11 @@
 #include <linux/list.h>
 #include <asm/atomic.h>
 
-#define GIG_VERSION {0,5,0,0}
-#define GIG_COMPAT  {0,4,0,0}
+#define GIG_VERSION {0, 5, 0, 0}
+#define GIG_COMPAT  {0, 4, 0, 0}
 
 #define MAX_REC_PARAMS 10	/* Max. number of params in response string */
 #define MAX_RESP_SIZE 512	/* Max. size of a response string */
-#define HW_HDR_LEN 2		/* Header size used to store ack info */
 
 #define MAX_EVENTS 64		/* size of event queue */
 
@@ -135,35 +133,32 @@ void gigaset_dbg_buffer(enum debuglevel level, const unsigned char *msg,
 #define OUT_VENDOR_REQ	(USB_DIR_OUT | USB_TYPE_VENDOR | USB_RECIP_ENDPOINT)
 #define IN_VENDOR_REQ	(USB_DIR_IN | USB_TYPE_VENDOR | USB_RECIP_ENDPOINT)
 
-/* int-in-events 3070 */
+/* interrupt pipe messages */
 #define HD_B1_FLOW_CONTROL		0x80
 #define HD_B2_FLOW_CONTROL		0x81
-#define HD_RECEIVEATDATA_ACK		(0x35)		// 3070
-						// att: HD_RECEIVE>>AT<<DATA_ACK
-#define HD_READY_SEND_ATDATA		(0x36)		// 3070
-#define HD_OPEN_ATCHANNEL_ACK		(0x37)		// 3070
-#define HD_CLOSE_ATCHANNEL_ACK		(0x38)		// 3070
-#define HD_DEVICE_INIT_OK		(0x11)		// ISurf USB + 3070
-#define HD_OPEN_B1CHANNEL_ACK		(0x51)		// ISurf USB + 3070
-#define HD_OPEN_B2CHANNEL_ACK		(0x52)		// ISurf USB + 3070
-#define HD_CLOSE_B1CHANNEL_ACK		(0x53)		// ISurf USB + 3070
-#define HD_CLOSE_B2CHANNEL_ACK		(0x54)		// ISurf USB + 3070
-// 	 Powermangment
-#define HD_SUSPEND_END			(0x61)		// ISurf USB
-//   Configuration
-#define HD_RESET_INTERRUPT_PIPE_ACK	(0xFF)		// ISurf USB + 3070
-
-/* control requests 3070 */
-#define	HD_OPEN_B1CHANNEL		(0x23)		// ISurf USB + 3070
-#define	HD_CLOSE_B1CHANNEL		(0x24)		// ISurf USB + 3070
-#define	HD_OPEN_B2CHANNEL		(0x25)		// ISurf USB + 3070
-#define	HD_CLOSE_B2CHANNEL		(0x26)		// ISurf USB + 3070
-#define HD_RESET_INTERRUPT_PIPE		(0x27)		// ISurf USB + 3070
-#define	HD_DEVICE_INIT_ACK		(0x34)		// ISurf USB + 3070
-#define	HD_WRITE_ATMESSAGE		(0x12)		// 3070
-#define	HD_READ_ATMESSAGE		(0x13)		// 3070
-#define	HD_OPEN_ATCHANNEL		(0x28)		// 3070
-#define	HD_CLOSE_ATCHANNEL		(0x29)		// 3070
+#define HD_RECEIVEATDATA_ACK		(0x35)		/* 3070 */
+#define HD_READY_SEND_ATDATA		(0x36)		/* 3070 */
+#define HD_OPEN_ATCHANNEL_ACK		(0x37)		/* 3070 */
+#define HD_CLOSE_ATCHANNEL_ACK		(0x38)		/* 3070 */
+#define HD_DEVICE_INIT_OK		(0x11)		/* ISurf USB + 3070 */
+#define HD_OPEN_B1CHANNEL_ACK		(0x51)		/* ISurf USB + 3070 */
+#define HD_OPEN_B2CHANNEL_ACK		(0x52)		/* ISurf USB + 3070 */
+#define HD_CLOSE_B1CHANNEL_ACK		(0x53)		/* ISurf USB + 3070 */
+#define HD_CLOSE_B2CHANNEL_ACK		(0x54)		/* ISurf USB + 3070 */
+#define HD_SUSPEND_END			(0x61)		/* ISurf USB */
+#define HD_RESET_INTERRUPT_PIPE_ACK	(0xFF)		/* ISurf USB + 3070 */
+
+/* control requests */
+#define	HD_OPEN_B1CHANNEL		(0x23)		/* ISurf USB + 3070 */
+#define	HD_CLOSE_B1CHANNEL		(0x24)		/* ISurf USB + 3070 */
+#define	HD_OPEN_B2CHANNEL		(0x25)		/* ISurf USB + 3070 */
+#define	HD_CLOSE_B2CHANNEL		(0x26)		/* ISurf USB + 3070 */
+#define HD_RESET_INTERRUPT_PIPE		(0x27)		/* ISurf USB + 3070 */
+#define	HD_DEVICE_INIT_ACK		(0x34)		/* ISurf USB + 3070 */
+#define	HD_WRITE_ATMESSAGE		(0x12)		/* 3070 */
+#define	HD_READ_ATMESSAGE		(0x13)		/* 3070 */
+#define	HD_OPEN_ATCHANNEL		(0x28)		/* 3070 */
+#define	HD_CLOSE_ATCHANNEL		(0x29)		/* 3070 */
 
 /* number of B channels supported by base driver */
 #define BAS_CHANNELS	2
@@ -193,7 +188,9 @@ void gigaset_dbg_buffer(enum debuglevel level, const unsigned char *msg,
 #define AT_PROTO	4
 #define AT_TYPE		5
 #define AT_HLC		6
-#define AT_NUM		7
+#define AT_CLIP		7
+/* total number */
+#define AT_NUM		8
 
 /* variables in struct at_state_t */
 #define VAR_ZSAU	0
@@ -216,7 +213,6 @@ void gigaset_dbg_buffer(enum debuglevel level, const unsigned char *msg,
 #define EV_START	-110
 #define EV_STOP		-111
 #define EV_IF_LOCK	-112
-#define EV_PROTO_L2	-113
 #define EV_ACCEPT	-114
 #define EV_DIAL		-115
 #define EV_HUP		-116
@@ -224,12 +220,11 @@ void gigaset_dbg_buffer(enum debuglevel level, const unsigned char *msg,
 #define EV_BC_CLOSED	-118
 
 /* input state */
-#define INS_command	0x0001
-#define INS_DLE_char	0x0002
+#define INS_command	0x0001	/* receiving messages (not payload data) */
+#define INS_DLE_char	0x0002	/* DLE flag received (in DLE mode) */
 #define INS_byte_stuff	0x0004
 #define INS_have_data	0x0008
-#define INS_skip_frame	0x0010
-#define INS_DLE_command	0x0020
+#define INS_DLE_command	0x0020	/* DLE message start (<DLE> X) received */
 #define INS_flag_hunt	0x0040
 
 /* channel state */
@@ -259,6 +254,11 @@ void gigaset_dbg_buffer(enum debuglevel level, const unsigned char *msg,
 #define SM_LOCKED	0
 #define SM_ISDN		1 /* default */
 
+/* layer 2 protocols (AT^SBPR=...) */
+#define L2_BITSYNC	0
+#define L2_HDLC		1
+#define L2_VOICE	2
+
 struct gigaset_ops;
 struct gigaset_driver;
 
@@ -286,8 +286,6 @@ extern struct reply_t gigaset_tab_cid[];
 extern struct reply_t gigaset_tab_nocid[];
 
 struct inbuf_t {
-	unsigned char		*rcvbuf;	/* usb-gigaset receive buffer */
-	struct bc_state		*bcs;
 	struct cardstate	*cs;
 	int			inputstate;
 	int			head, tail;
@@ -359,12 +357,6 @@ struct at_state_t {
 	struct bc_state		*bcs;
 };
 
-struct resp_type_t {
-	unsigned char	*response;
-	int		resp_code;	/* RSP_XXXX */
-	int		type;		/* RT_XXXX */
-};
-
 struct event_t {
 	int type;
 	void *ptr, *arg;
@@ -395,7 +387,7 @@ struct bc_state {
 
 	unsigned chstate;		/* bitmap (CHS_*) */
 	int ignore;
-	unsigned proto2;		/* Layer 2 protocol (ISDN_PROTO_L2_*) */
+	unsigned proto2;		/* layer 2 protocol (L2_*) */
 	char *commands[AT_NUM];		/* see AT_XXXX */
 
 #ifdef CONFIG_GIGASET_DEBUG
@@ -410,6 +402,8 @@ struct bc_state {
 		struct usb_bc_state *usb;	/* usb hardware driver (m105) */
 		struct bas_bc_state *bas;	/* usb hardware driver (base) */
 	} hw;
+
+	void *ap;			/* LL application structure */
 };
 
 struct cardstate {
@@ -456,12 +450,13 @@ struct cardstate {
 
 	unsigned running;		/* !=0 if events are handled */
 	unsigned connected;		/* !=0 if hardware is connected */
-	unsigned isdn_up;		/* !=0 after ISDN_STAT_RUN */
+	unsigned isdn_up;		/* !=0 after gigaset_isdn_start() */
 
 	unsigned cidmode;
 
 	int myid;			/* id for communication with LL */
-	isdn_if iif;
+	void *iif;			/* LL interface structure */
+	unsigned short hw_hdr_len;	/* headroom needed in data skbs */
 
 	struct reply_t *tabnocid;
 	struct reply_t *tabcid;
@@ -476,8 +471,8 @@ struct cardstate {
 
 	struct timer_list timer;
 	int retry_count;
-	int dle;			/* !=0 if modem commands/responses are
-					   dle encoded */
+	int dle;			/* !=0 if DLE mode is active
+					   (ZDLE=1 received -- M10x only) */
 	int cur_at_seq;			/* sequence of AT commands being
 					   processed */
 	int curchannel;			/* channel those commands are meant
@@ -616,7 +611,9 @@ struct gigaset_ops {
 	int (*baud_rate)(struct cardstate *cs, unsigned cflag);
 	int (*set_line_ctrl)(struct cardstate *cs, unsigned cflag);
 
-	/* Called from i4l.c to put an skb into the send-queue. */
+	/* Called from LL interface to put an skb into the send-queue.
+	 * After sending is completed, gigaset_skb_sent() must be called
+	 * with the skb's link layer header preserved. */
 	int (*send_skb)(struct bc_state *bcs, struct sk_buff *skb);
 
 	/* Called from ev-layer.c to process a block of data
@@ -625,7 +622,8 @@ struct gigaset_ops {
 
 };
 
-/* = Common structures and definitions ======================================= */
+/* = Common structures and definitions =======================================
+ */
 
 /* Parser states for DLE-Event:
  * <DLE-EVENT>: <DLE_FLAG> "X" <EVENT> <DLE_FLAG> "."
@@ -638,8 +636,7 @@ struct gigaset_ops {
  *  Functions implemented in asyncdata.c
  */
 
-/* Called from i4l.c to put an skb into the send-queue.
- * After sending gigaset_skb_sent() should be called. */
+/* Called from LL interface to put an skb into the send queue. */
 int gigaset_m10x_send_skb(struct bc_state *bcs, struct sk_buff *skb);
 
 /* Called from ev-layer.c to process a block of data
@@ -650,8 +647,7 @@ void gigaset_m10x_input(struct inbuf_t *inbuf);
  *  Functions implemented in isocdata.c
  */
 
-/* Called from i4l.c to put an skb into the send-queue.
- * After sending gigaset_skb_sent() should be called. */
+/* Called from LL interface to put an skb into the send queue. */
 int gigaset_isoc_send_skb(struct bc_state *bcs, struct sk_buff *skb);
 
 /* Called from ev-layer.c to process a block of data
@@ -674,36 +670,26 @@ void gigaset_isowbuf_init(struct isowbuf_t *iwb, unsigned char idle);
 int gigaset_isowbuf_getbytes(struct isowbuf_t *iwb, int size);
 
 /* ===========================================================================
- *  Functions implemented in i4l.c/gigaset.h
+ *  Functions implemented in LL interface
  */
 
-/* Called by gigaset_initcs() for setting up with the isdn4linux subsystem */
-int gigaset_register_to_LL(struct cardstate *cs, const char *isdnid);
+/* Called from common.c for setting up/shutting down with the ISDN subsystem */
+int gigaset_isdn_register(struct cardstate *cs, const char *isdnid);
+void gigaset_isdn_unregister(struct cardstate *cs);
 
-/* Called from xxx-gigaset.c to indicate completion of sending an skb */
+/* Called from hardware module to indicate completion of an skb */
 void gigaset_skb_sent(struct bc_state *bcs, struct sk_buff *skb);
+void gigaset_skb_rcvd(struct bc_state *bcs, struct sk_buff *skb);
+void gigaset_isdn_rcv_err(struct bc_state *bcs);
 
 /* Called from common.c/ev-layer.c to indicate events relevant to the LL */
+void gigaset_isdn_start(struct cardstate *cs);
+void gigaset_isdn_stop(struct cardstate *cs);
 int gigaset_isdn_icall(struct at_state_t *at_state);
-int gigaset_isdn_setup_accept(struct at_state_t *at_state);
-int gigaset_isdn_setup_dial(struct at_state_t *at_state, void *data);
-
-void gigaset_i4l_cmd(struct cardstate *cs, int cmd);
-void gigaset_i4l_channel_cmd(struct bc_state *bcs, int cmd);
-
-
-static inline void gigaset_isdn_rcv_err(struct bc_state *bcs)
-{
-	isdn_ctrl response;
-
-	/* error -> LL */
-	gig_dbg(DEBUG_CMD, "sending L1ERR");
-	response.driver = bcs->cs->myid;
-	response.command = ISDN_STAT_L1ERR;
-	response.arg = bcs->channel;
-	response.parm.errcode = ISDN_STAT_L1ERR_RECV;
-	bcs->cs->iif.statcallb(&response);
-}
+void gigaset_isdn_connD(struct bc_state *bcs);
+void gigaset_isdn_hupD(struct bc_state *bcs);
+void gigaset_isdn_connB(struct bc_state *bcs);
+void gigaset_isdn_hupB(struct bc_state *bcs);
 
 /* ===========================================================================
  *  Functions implemented in ev-layer.c
@@ -732,6 +718,7 @@ void gigaset_bcs_reinit(struct bc_state *bcs);
 void gigaset_at_init(struct at_state_t *at_state, struct bc_state *bcs,
 		     struct cardstate *cs, int cid);
 int gigaset_get_channel(struct bc_state *bcs);
+struct bc_state *gigaset_get_free_channel(struct cardstate *cs);
 void gigaset_free_channel(struct bc_state *bcs);
 int gigaset_get_channels(struct cardstate *cs);
 void gigaset_free_channels(struct cardstate *cs);
@@ -781,7 +768,7 @@ struct event_t *gigaset_add_event(struct cardstate *cs,
 				  void *ptr, int parameter, void *arg);
 
 /* Called on CONFIG1 command from frontend. */
-int gigaset_enterconfigmode(struct cardstate *cs); //0: success <0: errorcode
+int gigaset_enterconfigmode(struct cardstate *cs);
 
 /* cs->lock must not be locked */
 static inline void gigaset_schedule_event(struct cardstate *cs)
@@ -816,35 +803,6 @@ static inline void gigaset_bchannel_up(struct bc_state *bcs)
 /* handling routines for sk_buff */
 /* ============================= */
 
-/* pass received skb to LL
- * Warning: skb must not be accessed anymore!
- */
-static inline void gigaset_rcv_skb(struct sk_buff *skb,
-				   struct cardstate *cs,
-				   struct bc_state *bcs)
-{
-	cs->iif.rcvcallb_skb(cs->myid, bcs->channel, skb);
-	bcs->trans_down++;
-}
-
-/* handle reception of corrupted skb
- * Warning: skb must not be accessed anymore!
- */
-static inline void gigaset_rcv_error(struct sk_buff *procskb,
-				     struct cardstate *cs,
-				     struct bc_state *bcs)
-{
-	if (procskb)
-		dev_kfree_skb(procskb);
-
-	if (bcs->ignore)
-		--bcs->ignore;
-	else {
-		++bcs->corrupted;
-		gigaset_isdn_rcv_err(bcs);
-	}
-}
-
 /* append received bytes to inbuf */
 int gigaset_fill_inbuf(struct inbuf_t *inbuf, const unsigned char *src,
 		       unsigned numbytes);