[PATCH] Marvell Libertas 8388 802.11b/g USB driver

Add the Marvell Libertas 8388 802.11 USB driver.

Signed-off-by: Marcelo Tosatti <marcelo@kvack.org>
Signed-off-by: John W. Linville <linville@tuxdriver.com>

1 files changed, 369 insertions, 0 deletions

diff --git a/drivers/net/wireless/libertas/defs.h b/drivers/net/wireless/libertas/defs.h
new file mode 100644
index 000000000000..fb1478c1b87d
--- /dev/null
+++ b/drivers/net/wireless/libertas/defs.h
@@ -0,0 +1,369 @@
+/**
+  * This header file contains global constant/enum definitions,
+  * global variable declaration.
+  */
+#ifndef _WLAN_DEFS_H_
+#define _WLAN_DEFS_H_
+
+#include <linux/spinlock.h>
+
+extern unsigned int libertas_debug;
+
+#define DRV_NAME		"usb8xxx"
+
+#define lbs_pr_info(format, args...) \
+	printk(KERN_INFO DRV_NAME": " format, ## args)
+#define lbs_pr_err(format, args...) \
+	printk(KERN_ERR DRV_NAME": " format, ## args)
+#define lbs_pr_alert(format, args...) \
+	printk(KERN_ALERT DRV_NAME": " format, ## args)
+
+#ifdef DEBUG
+#define lbs_pr_debug(level, format, args...) \
+	do { if (libertas_debug >= level) \
+	printk(KERN_INFO DRV_NAME": " format, ##args); } while (0)
+#define lbs_dev_dbg(level, device, format, args...) \
+        lbs_pr_debug(level, "%s: " format, \
+        (device)->bus_id , ## args)
+
+static inline void lbs_dbg_hex(char *prompt, u8 * buf, int len)
+{
+	int i = 0;
+
+	if (!libertas_debug)
+		return;
+
+	printk(KERN_DEBUG "%s: ", prompt);
+	for (i = 1; i <= len; i++) {
+		printk(KERN_DEBUG "%02x ", (u8) * buf);
+		buf++;
+	}
+	printk("\n");
+}
+#else
+#define lbs_pr_debug(level, format, args...)		do {} while (0)
+#define lbs_dev_dbg(level, device, format, args...)	do {} while (0)
+#define lbs_dbg_hex(x,y,z)				do {} while (0)
+#endif
+
+#define	ENTER()			lbs_pr_debug(1, "Enter: %s, %s:%i\n", \
+					__FUNCTION__, __FILE__, __LINE__)
+#define	LEAVE()			lbs_pr_debug(1, "Leave: %s, %s:%i\n", \
+					__FUNCTION__, __FILE__, __LINE__)
+
+/** Buffer Constants */
+
+/*	The size of SQ memory PPA, DPA are 8 DWORDs, that keep the physical
+*	addresses of TxPD buffers. Station has only 8 TxPD available, Whereas
+*	driver has more local TxPDs. Each TxPD on the host memory is associated
+*	with a Tx control node. The driver maintains 8 RxPD descriptors for
+*	station firmware to store Rx packet information.
+*
+*	Current version of MAC has a 32x6 multicast address buffer.
+*
+*	802.11b can have up to  14 channels, the driver keeps the
+*	BSSID(MAC address) of each APs or Ad hoc stations it has sensed.
+*/
+
+#define MRVDRV_MAX_MULTICAST_LIST_SIZE	32
+#define MRVDRV_NUM_OF_CMD_BUFFER        10
+#define MRVDRV_SIZE_OF_CMD_BUFFER       (2 * 1024)
+#define MRVDRV_MAX_CHANNEL_SIZE		14
+#define MRVDRV_MAX_BSSID_LIST		64
+#define MRVDRV_ASSOCIATION_TIME_OUT	255
+#define MRVDRV_SNAP_HEADER_LEN          8
+
+#define	WLAN_UPLD_SIZE			2312
+#define DEV_NAME_LEN			32
+
+/** Misc constants */
+/* This section defines 802.11 specific contants */
+
+#define MRVDRV_MAX_BSS_DESCRIPTS		16
+#define MRVDRV_MAX_REGION_CODE			6
+
+#define MRVDRV_IGNORE_MULTIPLE_DTIM		0xfffe
+#define MRVDRV_MIN_MULTIPLE_DTIM		1
+#define MRVDRV_MAX_MULTIPLE_DTIM		5
+#define MRVDRV_DEFAULT_MULTIPLE_DTIM		1
+
+#define MRVDRV_DEFAULT_LISTEN_INTERVAL		10
+
+#define	MRVDRV_CHANNELS_PER_SCAN		4
+#define	MRVDRV_MAX_CHANNELS_PER_SCAN		14
+
+#define MRVDRV_DEBUG_RX_PATH		0x00000001
+#define MRVDRV_DEBUG_TX_PATH		0x00000002
+
+#define MRVDRV_MIN_BEACON_INTERVAL		20
+#define MRVDRV_MAX_BEACON_INTERVAL		1000
+#define MRVDRV_BEACON_INTERVAL			100
+
+/** TxPD status */
+
+/*	Station firmware use TxPD status field to report final Tx transmit
+*	result, Bit masks are used to present combined situations.
+*/
+
+#define MRVDRV_TxPD_POWER_MGMT_NULL_PACKET 0x01
+#define MRVDRV_TxPD_POWER_MGMT_LAST_PACKET 0x08
+
+/** Tx mesh flag */
+/* Currently we are using normal WDS flag as mesh flag.
+ * TODO: change to proper mesh flag when MAC understands it.
+ */
+#define TxPD_CONTROL_WDS_FRAME (1<<17)
+#define TxPD_MESH_FRAME TxPD_CONTROL_WDS_FRAME
+
+/** RxPD status */
+
+#define MRVDRV_RXPD_STATUS_OK                0x0001
+
+/** RxPD status - Received packet types */
+/** Rx mesh flag */
+/* Currently we are using normal WDS flag as mesh flag.
+ * TODO: change to proper mesh flag when MAC understands it.
+ */
+#define RxPD_CONTROL_WDS_FRAME (0x40)
+#define RxPD_MESH_FRAME RxPD_CONTROL_WDS_FRAME
+
+/** RSSI-related defines */
+/*	RSSI constants are used to implement 802.11 RSSI threshold
+*	indication. if the Rx packet signal got too weak for 5 consecutive
+*	times, miniport driver (driver) will report this event to wrapper
+*/
+
+#define MRVDRV_NF_DEFAULT_SCAN_VALUE		(-96)
+
+/** RTS/FRAG related defines */
+#define MRVDRV_RTS_MIN_VALUE		0
+#define MRVDRV_RTS_MAX_VALUE		2347
+#define MRVDRV_FRAG_MIN_VALUE		256
+#define MRVDRV_FRAG_MAX_VALUE		2346
+
+/* This is for firmware specific length */
+#define EXTRA_LEN	36
+
+#define MRVDRV_ETH_TX_PACKET_BUFFER_SIZE \
+	(ETH_FRAME_LEN + sizeof(struct txpd) + EXTRA_LEN)
+
+#define MRVDRV_ETH_RX_PACKET_BUFFER_SIZE \
+	(ETH_FRAME_LEN + sizeof(struct rxpd) \
+	 + MRVDRV_SNAP_HEADER_LEN + EXTRA_LEN)
+
+#define	CMD_F_HOSTCMD		(1 << 0)
+#define FW_CAPINFO_WPA  	(1 << 0)
+
+/** WPA key LENGTH*/
+#define MRVL_MAX_KEY_WPA_KEY_LENGTH     32
+
+#define KEY_LEN_WPA_AES			16
+#define KEY_LEN_WPA_TKIP		32
+#define KEY_LEN_WEP_104			13
+#define KEY_LEN_WEP_40			5
+
+#define RF_ANTENNA_1		0x1
+#define RF_ANTENNA_2		0x2
+#define RF_ANTENNA_AUTO		0xFFFF
+
+#define	BAND_B			(0x01)
+#define	BAND_G			(0x02)
+#define ALL_802_11_BANDS	(BAND_B | BAND_G)
+
+/** MACRO DEFINITIONS */
+#define CAL_NF(NF)			((s32)(-(s32)(NF)))
+#define CAL_RSSI(SNR, NF) 		((s32)((s32)(SNR) + CAL_NF(NF)))
+#define SCAN_RSSI(RSSI)			(0x100 - ((u8)(RSSI)))
+
+#define DEFAULT_BCN_AVG_FACTOR		8
+#define DEFAULT_DATA_AVG_FACTOR		8
+#define AVG_SCALE			100
+#define CAL_AVG_SNR_NF(AVG, SNRNF, N)         \
+                        (((AVG) == 0) ? ((u16)(SNRNF) * AVG_SCALE) : \
+                        ((((int)(AVG) * (N -1)) + ((u16)(SNRNF) * \
+                        AVG_SCALE))  / N))
+
+#define B_SUPPORTED_RATES		8
+#define G_SUPPORTED_RATES		14
+
+#define	WLAN_SUPPORTED_RATES		14
+
+#define	MAX_LEDS			8
+
+#define IS_MESH_FRAME(x) (x->cb[6])
+#define SET_MESH_FRAME(x) (x->cb[6]=1)
+#define UNSET_MESH_FRAME(x) (x->cb[6]=0)
+
+/** Global Variable Declaration */
+typedef struct _wlan_private wlan_private;
+typedef struct _wlan_adapter wlan_adapter;
+extern const char libertas_driver_version[];
+extern u16 libertas_region_code_to_index[MRVDRV_MAX_REGION_CODE];
+
+extern u8 libertas_wlan_data_rates[WLAN_SUPPORTED_RATES];
+
+extern u8 libertas_supported_rates[G_SUPPORTED_RATES];
+
+extern u8 libertas_adhoc_rates_g[G_SUPPORTED_RATES];
+
+extern u8 libertas_adhoc_rates_b[4];
+
+/** ENUM definition*/
+/** SNRNF_TYPE */
+enum SNRNF_TYPE {
+	TYPE_BEACON = 0,
+	TYPE_RXPD,
+	MAX_TYPE_B
+};
+
+/** SNRNF_DATA*/
+enum SNRNF_DATA {
+	TYPE_NOAVG = 0,
+	TYPE_AVG,
+	MAX_TYPE_AVG
+};
+
+/** WLAN_802_11_AUTH_ALG*/
+enum WLAN_802_11_AUTH_ALG {
+	AUTH_ALG_OPEN_SYSTEM = 1,
+	AUTH_ALG_SHARED_KEY = 2,
+	AUTH_ALG_NETWORK_EAP = 8,
+};
+
+/** WLAN_802_1X_AUTH_ALG */
+enum WLAN_802_1X_AUTH_ALG {
+	WLAN_1X_AUTH_ALG_NONE = 1,
+	WLAN_1X_AUTH_ALG_LEAP = 2,
+	WLAN_1X_AUTH_ALG_TLS = 4,
+	WLAN_1X_AUTH_ALG_TTLS = 8,
+	WLAN_1X_AUTH_ALG_MD5 = 16,
+};
+
+/** WLAN_802_11_ENCRYPTION_MODE */
+enum WLAN_802_11_ENCRYPTION_MODE {
+	CIPHER_NONE,
+	CIPHER_WEP40,
+	CIPHER_TKIP,
+	CIPHER_CCMP,
+	CIPHER_WEP104,
+};
+
+/** WLAN_802_11_POWER_MODE */
+enum WLAN_802_11_POWER_MODE {
+	wlan802_11powermodecam,
+	wlan802_11powermodemax_psp,
+	wlan802_11Powermodefast_psp,
+	/*not a real mode, defined as an upper bound */
+	wlan802_11powemodemax
+};
+
+/** PS_STATE */
+enum PS_STATE {
+	PS_STATE_FULL_POWER,
+	PS_STATE_AWAKE,
+	PS_STATE_PRE_SLEEP,
+	PS_STATE_SLEEP
+};
+
+/** DNLD_STATE */
+enum DNLD_STATE {
+	DNLD_RES_RECEIVED,
+	DNLD_DATA_SENT,
+	DNLD_CMD_SENT
+};
+
+/** WLAN_MEDIA_STATE */
+enum WLAN_MEDIA_STATE {
+	libertas_connected,
+	libertas_disconnected
+};
+
+/** WLAN_802_11_PRIVACY_FILTER */
+enum WLAN_802_11_PRIVACY_FILTER {
+	wlan802_11privfilteracceptall,
+	wlan802_11privfilter8021xWEP
+};
+
+/** mv_ms_type */
+enum mv_ms_type {
+	MVMS_DAT = 0,
+	MVMS_CMD = 1,
+	MVMS_TXDONE = 2,
+	MVMS_EVENT
+};
+
+/** WLAN_802_11_NETWORK_INFRASTRUCTURE */
+enum WLAN_802_11_NETWORK_INFRASTRUCTURE {
+	wlan802_11ibss,
+	wlan802_11infrastructure,
+	wlan802_11autounknown,
+	/*defined as upper bound */
+	wlan802_11infrastructuremax
+};
+
+/** WLAN_802_11_AUTHENTICATION_MODE */
+enum WLAN_802_11_AUTHENTICATION_MODE {
+	wlan802_11authmodeopen = 0x00,
+	wlan802_11authmodeshared = 0x01,
+	wlan802_11authmodenetworkEAP = 0x80,
+};
+
+/** WLAN_802_11_WEP_STATUS */
+enum WLAN_802_11_WEP_STATUS {
+	wlan802_11WEPenabled,
+	wlan802_11WEPdisabled,
+};
+
+/** SNMP_MIB_INDEX_e */
+enum SNMP_MIB_INDEX_e {
+	desired_bsstype_i = 0,
+	op_rateset_i,
+	bcnperiod_i,
+	dtimperiod_i,
+	assocrsp_timeout_i,
+	rtsthresh_i,
+	short_retrylim_i,
+	long_retrylim_i,
+	fragthresh_i,
+	dot11d_i,
+	dot11h_i,
+	manufid_i,
+	prodID_i,
+	manuf_oui_i,
+	manuf_name_i,
+	manuf_prodname_i,
+	manuf_prodver_i,
+};
+
+/** KEY_TYPE_ID */
+enum KEY_TYPE_ID {
+	KEY_TYPE_ID_WEP = 0,
+	KEY_TYPE_ID_TKIP,
+	KEY_TYPE_ID_AES
+};
+
+/** KEY_INFO_WPA (applies to both TKIP and AES/CCMP) */
+enum KEY_INFO_WPA {
+	KEY_INFO_WPA_MCAST = 0x01,
+	KEY_INFO_WPA_UNICAST = 0x02,
+	KEY_INFO_WPA_ENABLED = 0x04
+};
+
+/** SNMP_MIB_VALUE_e */
+enum SNMP_MIB_VALUE_e {
+	SNMP_MIB_VALUE_INFRA = 1,
+	SNMP_MIB_VALUE_ADHOC
+};
+
+/* Default values for fwt commands. */
+#define FWT_DEFAULT_METRIC 0
+#define FWT_DEFAULT_DIR 1
+#define FWT_DEFAULT_SSN 0xffffffff
+#define FWT_DEFAULT_DSN 0
+#define FWT_DEFAULT_HOPCOUNT 0
+#define FWT_DEFAULT_TTL 0
+#define FWT_DEFAULT_EXPIRATION 0
+#define FWT_DEFAULT_SLEEPMODE 0
+#define FWT_DEFAULT_SNR 0
+
+#endif				/* _WLAN_DEFS_H_ */