Add uath(4) wireless USB driver for Atheros AR5005UG and AR5005UX

chipsets.

Reviewed by:	sam

1 files changed, 237 insertions, 0 deletions

diff --git a/sys/dev/usb/wlan/if_uathvar.h b/sys/dev/usb/wlan/if_uathvar.h
new file mode 100644
index 0000000..2717399
--- /dev/null
+++ b/sys/dev/usb/wlan/if_uathvar.h
@@ -0,0 +1,237 @@
+/*	$OpenBSD: if_uathvar.h,v 1.3 2006/09/20 19:47:17 damien Exp $	*/
+/*	$FreeBSD$	*/
+
+/*-
+ * Copyright (c) 2006
+ *	Damien Bergamini <damien.bergamini@free.fr>
+ * Copyright (c) 2006 Sam Leffler, Errno Consulting
+ * Copyright (c) 2008-2009 Weongyo Jeong <weongyo@freebsd.org>
+ *
+ * Permission to use, copy, modify, and distribute this software for any
+ * purpose with or without fee is hereby granted, provided that the above
+ * copyright notice and this permission notice appear in all copies.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
+ * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
+ * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
+ * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
+ * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
+ * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
+ * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
+ */
+
+enum {
+	UATH_INTR_RX,
+	UATH_INTR_TX,
+	UATH_BULK_RX,
+	UATH_BULK_TX,
+	UATH_N_XFERS = 4,
+};
+
+#define	UATH_ID_BSS		2	/* Connection ID  */
+
+#define	UATH_RX_DATA_LIST_COUNT	128
+#define	UATH_TX_DATA_LIST_COUNT	16
+#define	UATH_CMD_LIST_COUNT	60
+
+#define	UATH_DATA_TIMEOUT	10000
+#define	UATH_CMD_TIMEOUT	1000
+
+/* flags for sending firmware commands */
+#define	UATH_CMD_FLAG_ASYNC	(1 << 0)
+#define	UATH_CMD_FLAG_READ	(1 << 1)
+#define	UATH_CMD_FLAG_MAGIC	(1 << 2)
+
+struct uath_rx_radiotap_header {
+	struct ieee80211_radiotap_header wr_ihdr;
+	uint8_t				wr_flags;
+	uint16_t			wr_chan_freq;
+	uint16_t			wr_chan_flags;
+	int8_t				wr_dbm_antsignal;
+} __packed;
+
+#define	UATH_RX_RADIOTAP_PRESENT					\
+	((1 << IEEE80211_RADIOTAP_FLAGS) |				\
+	 (1 << IEEE80211_RADIOTAP_CHANNEL) |				\
+	 (1 << IEEE80211_RADIOTAP_DBM_ANTSIGNAL))
+
+struct uath_tx_radiotap_header {
+	struct ieee80211_radiotap_header wt_ihdr;
+	uint8_t				wt_flags;
+	uint16_t			wt_chan_freq;
+	uint16_t			wt_chan_flags;
+} __packed;
+
+#define	UATH_TX_RADIOTAP_PRESENT					\
+	((1 << IEEE80211_RADIOTAP_FLAGS) |				\
+	 (1 << IEEE80211_RADIOTAP_CHANNEL))
+
+struct uath_data {
+	struct uath_softc		*sc;
+	uint8_t				*buf;
+	uint16_t			buflen;
+	struct mbuf			*m;
+	struct ieee80211_node		*ni;		/* NB: tx only */
+	STAILQ_ENTRY(uath_data)		next;
+};
+typedef STAILQ_HEAD(, uath_data) uath_datahead;
+
+struct uath_cmd {
+	struct uath_softc		*sc;
+	uint32_t			flags;
+	uint32_t			msgid;
+	uint8_t				*buf;
+	uint16_t			buflen;
+	void				*odata;		/* NB: tx only */
+	int				olen;		/* space in odata */
+	STAILQ_ENTRY(uath_cmd)		next;
+};
+typedef STAILQ_HEAD(, uath_cmd) uath_cmdhead;
+
+struct uath_wme_settings {
+	uint8_t				aifsn;
+	uint8_t				logcwmin;
+	uint8_t				logcwmax;
+	uint16_t			txop;
+#define	UATH_TXOP_TO_US(txop)		((txop) << 5)
+	uint8_t				acm;
+};
+
+struct uath_devcap {
+	uint32_t			targetVersion;
+	uint32_t			targetRevision;
+	uint32_t			macVersion;
+	uint32_t			macRevision;
+	uint32_t			phyRevision;
+	uint32_t			analog5GhzRevision;
+	uint32_t			analog2GhzRevision;
+	uint32_t			regDomain;
+	uint32_t			regCapBits;
+	uint32_t			countryCode;
+	uint32_t			keyCacheSize;
+	uint32_t			numTxQueues;
+	uint32_t			connectionIdMax;
+	uint32_t			wirelessModes;
+#define	UATH_WIRELESS_MODE_11A		0x01
+#define	UATH_WIRELESS_MODE_TURBO	0x02
+#define	UATH_WIRELESS_MODE_11B		0x04
+#define	UATH_WIRELESS_MODE_11G		0x08
+#define	UATH_WIRELESS_MODE_108G		0x10
+	uint32_t			chanSpreadSupport;
+	uint32_t			compressSupport;
+	uint32_t			burstSupport;
+	uint32_t			fastFramesSupport;
+	uint32_t			chapTuningSupport;
+	uint32_t			turboGSupport;
+	uint32_t			turboPrimeSupport;
+	uint32_t			deviceType;
+	uint32_t			wmeSupport;
+	uint32_t			low2GhzChan;
+	uint32_t			high2GhzChan;
+	uint32_t			low5GhzChan;
+	uint32_t			high5GhzChan;
+	uint32_t			supportCipherWEP;
+	uint32_t			supportCipherAES_CCM;
+	uint32_t			supportCipherTKIP;
+	uint32_t			supportCipherMicAES_CCM;
+	uint32_t			supportMicTKIP;
+	uint32_t			twiceAntennaGain5G;
+	uint32_t			twiceAntennaGain2G;
+};
+
+struct uath_stat {
+	uint32_t			st_badchunkseqnum;
+	uint32_t			st_invalidlen;
+	uint32_t			st_multichunk;
+	uint32_t			st_toobigrxpkt;
+	uint32_t			st_stopinprogress;
+	uint32_t			st_crcerr;
+	uint32_t			st_phyerr;
+	uint32_t			st_decrypt_crcerr;
+	uint32_t			st_decrypt_micerr;
+	uint32_t			st_decomperr;
+	uint32_t			st_keyerr;
+	uint32_t			st_err;
+	/* CMD/RX/TX queues */
+	uint32_t			st_cmd_active;
+	uint32_t			st_cmd_inactive;
+	uint32_t			st_cmd_pending;
+	uint32_t			st_cmd_waiting;
+	uint32_t			st_rx_active;
+	uint32_t			st_rx_inactive;
+	uint32_t			st_tx_active;
+	uint32_t			st_tx_inactive;
+	uint32_t			st_tx_pending;
+};
+#define	UATH_STAT_INC(sc, var)		(sc)->sc_stat.var++
+#define	UATH_STAT_DEC(sc, var)		(sc)->sc_stat.var--
+
+struct uath_vap {
+	struct ieee80211vap		vap;
+	int				(*newstate)(struct ieee80211vap *,
+					    enum ieee80211_state, int);
+};
+#define	UATH_VAP(vap)			((struct uath_vap *)(vap))
+
+struct uath_softc {
+	struct ifnet			*sc_ifp;
+	device_t			sc_dev;
+	struct usb2_device		*sc_udev;
+	struct mtx			sc_mtx;
+	uint32_t			sc_debug;
+
+	struct uath_stat		sc_stat;
+	int				(*sc_newstate)(struct ieee80211com *,
+					    enum ieee80211_state, int);
+	enum ieee80211_state		sc_state;
+
+	struct usb2_xfer		*sc_xfer[UATH_N_XFERS];
+	struct uath_cmd			sc_cmd[UATH_CMD_LIST_COUNT];
+	uath_cmdhead			sc_cmd_active;
+	uath_cmdhead			sc_cmd_inactive;
+	uath_cmdhead			sc_cmd_pending;
+	uath_cmdhead			sc_cmd_waiting;
+	struct uath_data		sc_rx[UATH_RX_DATA_LIST_COUNT];
+	uath_datahead			sc_rx_active;
+	uath_datahead			sc_rx_inactive;
+	struct uath_data		sc_tx[UATH_TX_DATA_LIST_COUNT];
+	uath_datahead			sc_tx_active;
+	uath_datahead			sc_tx_inactive;
+	uath_datahead			sc_tx_pending;
+
+	uint32_t			sc_msgid;
+	uint32_t			sc_seqnum;
+	int				sc_tx_timer;
+	struct callout			watchdog_ch;
+	struct callout			stat_ch;
+	/* multi-chunked support  */
+	struct mbuf			*sc_intrx_head;
+	struct mbuf			*sc_intrx_tail;
+	uint8_t				sc_intrx_nextnum;
+	uint32_t			sc_intrx_len;
+#define	UATH_MAX_INTRX_SIZE		3616
+
+	struct uath_devcap		sc_devcap;
+	uint8_t				sc_serial[16];
+
+	/* unsorted  */
+	uint32_t			sc_flags;
+#define	UATH_FLAG_INVALID		(1 << 1)
+#define	UATH_FLAG_INITDONE		(1 << 2)
+
+	struct	uath_rx_radiotap_header	sc_rxtap;
+	int				sc_rxtap_len;
+	struct	uath_tx_radiotap_header	sc_txtap;
+	int				sc_txtap_len;
+};
+
+#define	UATH_LOCK(sc)			mtx_lock(&(sc)->sc_mtx)
+#define	UATH_UNLOCK(sc)			mtx_unlock(&(sc)->sc_mtx)
+#define	UATH_ASSERT_LOCKED(sc)		mtx_assert(&(sc)->sc_mtx, MA_OWNED)
+
+#define	UATH_RESET_INTRX(sc) do {		\
+	(sc)->sc_intrx_head = NULL;		\
+	(sc)->sc_intrx_tail = NULL;		\
+	(sc)->sc_intrx_nextnum = 0;		\
+	(sc)->sc_intrx_len = 0;			\
+} while (0)