Initial import

1 files changed, 407 insertions, 0 deletions

diff --git a/drivers/staging/vt6656/device.h b/drivers/staging/vt6656/device.h
new file mode 100644
index 000000000..f71d59fa3
--- /dev/null
+++ b/drivers/staging/vt6656/device.h
@@ -0,0 +1,407 @@
+/*
+ * Copyright (c) 1996, 2003 VIA Networking Technologies, Inc.
+ * All rights reserved.
+ *
+ * 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
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License along
+ * with this program; if not, write to the Free Software Foundation, Inc.,
+ * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
+ *
+ * File: device.h
+ *
+ * Purpose: MAC Data structure
+ *
+ * Author: Tevin Chen
+ *
+ * Date: Mar 17, 1997
+ *
+ */
+
+#ifndef __DEVICE_H__
+#define __DEVICE_H__
+
+#include <linux/module.h>
+#include <linux/kernel.h>
+#include <linux/slab.h>
+#include <linux/delay.h>
+#include <linux/device.h>
+#include <linux/firmware.h>
+#include <linux/suspend.h>
+#include <linux/if_arp.h>
+#include <linux/wireless.h>
+#include <linux/timer.h>
+#include <linux/usb.h>
+#include <linux/crc32.h>
+#include <net/mac80211.h>
+
+#ifdef SIOCETHTOOL
+#define DEVICE_ETHTOOL_IOCTL_SUPPORT
+#include <linux/ethtool.h>
+#else
+#undef DEVICE_ETHTOOL_IOCTL_SUPPORT
+#endif
+
+#define RATE_1M		0
+#define RATE_2M		1
+#define RATE_5M		2
+#define RATE_11M	3
+#define RATE_6M		4
+#define RATE_9M		5
+#define RATE_12M	6
+#define RATE_18M	7
+#define RATE_24M	8
+#define RATE_36M	9
+#define RATE_48M	10
+#define RATE_54M	11
+#define RATE_AUTO	12
+
+#define MAX_RATE			12
+
+/*
+ * device specific
+ */
+
+#include "wcmd.h"
+#include "desc.h"
+#include "key.h"
+#include "card.h"
+
+#define VNT_USB_VENDOR_ID                     0x160a
+#define VNT_USB_PRODUCT_ID                    0x3184
+
+#define DEVICE_NAME			"vt6656"
+#define DEVICE_FULL_DRV_NAM		"VIA Networking Wireless LAN USB Driver"
+
+#define DEVICE_VERSION			"mac80211"
+
+#define CONFIG_PATH			"/etc/vntconfiguration.dat"
+
+#define MAX_UINTS			8
+#define OPTION_DEFAULT			{ [0 ... MAX_UINTS-1] = -1}
+
+#define DUPLICATE_RX_CACHE_LENGTH       5
+
+#define AUTO_FB_NONE            0
+#define AUTO_FB_0               1
+#define AUTO_FB_1               2
+
+#define FB_RATE0                0
+#define FB_RATE1                1
+
+/* Antenna Mode */
+#define ANT_A                   0
+#define ANT_B                   1
+#define ANT_DIVERSITY           2
+#define ANT_RXD_TXA             3
+#define ANT_RXD_TXB             4
+#define ANT_UNKNOWN             0xFF
+#define ANT_TXA                 0
+#define ANT_TXB                 1
+#define ANT_RXA                 2
+#define ANT_RXB                 3
+
+#define BB_VGA_LEVEL            4
+#define BB_VGA_CHANGE_THRESHOLD 3
+
+#define EEP_MAX_CONTEXT_SIZE    256
+
+/* Contents in the EEPROM */
+#define EEP_OFS_PAR		0x0
+#define EEP_OFS_ANTENNA		0x17
+#define EEP_OFS_RADIOCTL	0x18
+#define EEP_OFS_RFTYPE		0x1b
+#define EEP_OFS_MINCHANNEL	0x1c
+#define EEP_OFS_MAXCHANNEL	0x1d
+#define EEP_OFS_SIGNATURE	0x1e
+#define EEP_OFS_ZONETYPE	0x1f
+#define EEP_OFS_RFTABLE		0x20
+#define EEP_OFS_PWR_CCK		0x20
+#define EEP_OFS_SETPT_CCK	0x21
+#define EEP_OFS_PWR_OFDMG	0x23
+
+#define EEP_OFS_CALIB_TX_IQ	0x24
+#define EEP_OFS_CALIB_TX_DC	0x25
+#define EEP_OFS_CALIB_RX_IQ	0x26
+
+#define EEP_OFS_MAJOR_VER	0x2e
+#define EEP_OFS_MINOR_VER	0x2f
+
+#define EEP_OFS_CCK_PWR_TBL	0x30
+#define EEP_OFS_OFDM_PWR_TBL	0x40
+#define EEP_OFS_OFDMA_PWR_TBL	0x50
+
+/* Bits in EEP_OFS_ANTENNA */
+#define EEP_ANTENNA_MAIN	0x1
+#define EEP_ANTENNA_AUX		0x2
+#define EEP_ANTINV		0x4
+
+/* Bits in EEP_OFS_RADIOCTL */
+#define EEP_RADIOCTL_ENABLE	0x80
+
+/* control commands */
+#define MESSAGE_TYPE_READ		0x1
+#define MESSAGE_TYPE_WRITE		0x0
+#define MESSAGE_TYPE_LOCK_OR		0x2
+#define MESSAGE_TYPE_LOCK_AND		0x3
+#define MESSAGE_TYPE_WRITE_MASK		0x4
+#define MESSAGE_TYPE_CARDINIT		0x5
+#define MESSAGE_TYPE_INIT_RSP		0x6
+#define MESSAGE_TYPE_MACSHUTDOWN	0x7
+#define MESSAGE_TYPE_SETKEY		0x8
+#define MESSAGE_TYPE_CLRKEYENTRY	0x9
+#define MESSAGE_TYPE_WRITE_MISCFF	0xa
+#define MESSAGE_TYPE_SET_ANTMD		0xb
+#define MESSAGE_TYPE_SELECT_CHANNEL	0xc
+#define MESSAGE_TYPE_SET_TSFTBTT	0xd
+#define MESSAGE_TYPE_SET_SSTIFS		0xe
+#define MESSAGE_TYPE_CHANGE_BBTYPE	0xf
+#define MESSAGE_TYPE_DISABLE_PS		0x10
+#define MESSAGE_TYPE_WRITE_IFRF		0x11
+
+/* command read/write(index) */
+#define MESSAGE_REQUEST_MEM		0x1
+#define MESSAGE_REQUEST_BBREG		0x2
+#define MESSAGE_REQUEST_MACREG		0x3
+#define MESSAGE_REQUEST_EEPROM		0x4
+#define MESSAGE_REQUEST_TSF		0x5
+#define MESSAGE_REQUEST_TBTT		0x6
+#define MESSAGE_REQUEST_BBAGC		0x7
+#define MESSAGE_REQUEST_VERSION		0x8
+#define MESSAGE_REQUEST_RF_INIT		0x9
+#define MESSAGE_REQUEST_RF_INIT2	0xa
+#define MESSAGE_REQUEST_RF_CH0		0xb
+#define MESSAGE_REQUEST_RF_CH1		0xc
+#define MESSAGE_REQUEST_RF_CH2		0xd
+
+/* USB registers */
+#define USB_REG4			0x604
+
+#define DEVICE_INIT_COLD	0x0 /* cold init */
+#define DEVICE_INIT_RESET	0x1 /* reset init or Dx to D0 power remain */
+#define DEVICE_INIT_DXPL	0x2 /* Dx to D0 power lost init */
+
+/* Device init */
+struct vnt_cmd_card_init {
+	u8 init_class;
+	u8 exist_sw_net_addr;
+	u8 sw_net_addr[6];
+	u8 short_retry_limit;
+	u8 long_retry_limit;
+};
+
+struct vnt_rsp_card_init {
+	u8 status;
+	u8 net_addr[6];
+	u8 rf_type;
+	u8 min_channel;
+	u8 max_channel;
+};
+
+/* USB */
+
+/*
+ * Enum of context types for SendPacket
+ */
+enum {
+	CONTEXT_DATA_PACKET = 1,
+	CONTEXT_MGMT_PACKET,
+	CONTEXT_BEACON_PACKET
+};
+
+/* RCB (Receive Control Block) */
+struct vnt_rcb {
+	void *priv;
+	struct urb *urb;
+	struct sk_buff *skb;
+	int in_use;
+};
+
+/* used to track bulk out irps */
+struct vnt_usb_send_context {
+	void *priv;
+	struct sk_buff *skb;
+	struct urb *urb;
+	struct ieee80211_hdr *hdr;
+	unsigned int buf_len;
+	u32 frame_len;
+	u16 tx_hdr_size;
+	u16 tx_rate;
+	u8 type;
+	u8 pkt_no;
+	u8 pkt_type;
+	u8 need_ack;
+	u8 fb_option;
+	bool in_use;
+	unsigned char data[MAX_TOTAL_SIZE_WITH_ALL_HEADERS];
+};
+
+/*
+ * Structure to keep track of USB interrupt packets
+ */
+struct vnt_interrupt_buffer {
+	u8 *data_buf;
+	bool in_use;
+};
+
+/*++ NDIS related */
+
+enum {
+	STATUS_SUCCESS = 0,
+	STATUS_FAILURE,
+	STATUS_RESOURCES,
+	STATUS_PENDING,
+};
+
+/* flags for options */
+#define DEVICE_FLAGS_UNPLUG		BIT(0)
+#define DEVICE_FLAGS_DISCONNECTED	BIT(1)
+
+struct vnt_private {
+	/* mac80211 */
+	struct ieee80211_hw *hw;
+	struct ieee80211_vif *vif;
+	u8 mac_hw;
+	/* netdev */
+	struct usb_device *usb;
+
+	u64 tsf_time;
+	u8 rx_rate;
+
+	u32 rx_buf_sz;
+	int mc_list_count;
+
+	spinlock_t lock;
+	struct mutex usb_lock;
+
+	unsigned long flags;
+
+	/* USB */
+	struct urb *interrupt_urb;
+	u32 int_interval;
+
+	/* Variables to track resources for the BULK In Pipe */
+	struct vnt_rcb *rcb[CB_MAX_RX_DESC];
+	u32 num_rcb;
+
+	/* Variables to track resources for the BULK Out Pipe */
+	struct vnt_usb_send_context *tx_context[CB_MAX_TX_DESC];
+	u32 num_tx_context;
+
+	/* Variables to track resources for the Interrupt In Pipe */
+	struct vnt_interrupt_buffer int_buf;
+
+	/* Version control */
+	u16 firmware_version;
+	u8 local_id;
+	u8 rf_type;
+	u8 bb_rx_conf;
+
+	struct vnt_cmd_card_init init_command;
+	struct vnt_rsp_card_init init_response;
+	u8 current_net_addr[ETH_ALEN] __aligned(2);
+	u8 permanent_net_addr[ETH_ALEN] __aligned(2);
+
+	u8 exist_sw_net_addr;
+
+	u64 current_tsf;
+
+	/* 802.11 MAC specific */
+	u32 current_rssi;
+
+	/* Antenna Diversity */
+	int tx_rx_ant_inv;
+	u32 rx_antenna_sel;
+	u8 rx_antenna_mode;
+	u8 tx_antenna_mode;
+	u8 radio_ctl;
+
+	/* IFS & Cw */
+	u32 sifs;  /* Current SIFS */
+	u32 difs;  /* Current DIFS */
+	u32 eifs;  /* Current EIFS */
+	u32 slot;  /* Current SlotTime */
+
+	/* Rate */
+	u8 bb_type; /* 0: 11A, 1:11B, 2:11G */
+	u8 packet_type; /* 0:11a 1:11b 2:11gb 3:11ga */
+	u32 basic_rates;
+	u8 top_ofdm_basic_rate;
+	u8 top_cck_basic_rate;
+
+	u8 eeprom[EEP_MAX_CONTEXT_SIZE];  /*u32 alignment */
+
+	u8 preamble_type;
+
+	/* For RF Power table */
+	u8 cck_pwr;
+	u8 ofdm_pwr_g;
+	u8 ofdm_pwr_a;
+	u8 power;
+	u8 cck_pwr_tbl[14];
+	u8 ofdm_pwr_tbl[14];
+	u8 ofdm_a_pwr_tbl[42];
+
+	u16 current_rate;
+	u16 tx_rate_fb0;
+	u16 tx_rate_fb1;
+
+	u8 short_retry_limit;
+	u8 long_retry_limit;
+
+	enum nl80211_iftype op_mode;
+
+	int short_slot_time;
+
+	/* Power save */
+	u16 current_aid;
+
+	/* Beacon releated */
+	u16 seq_counter;
+
+	enum vnt_cmd_state command_state;
+
+	enum vnt_cmd command;
+
+	/* 802.11 counter */
+
+	enum vnt_cmd cmd_queue[CMD_Q_SIZE];
+	u32 cmd_dequeue_idx;
+	u32 cmd_enqueue_idx;
+	u32 free_cmd_queue;
+	int cmd_running;
+
+	unsigned long key_entry_inuse;
+
+	u8 auto_fb_ctrl;
+
+	/* For Update BaseBand VGA Gain Offset */
+	u8 bb_vga[BB_VGA_LEVEL];
+
+	u8 bb_pre_ed_rssi;
+	u8 bb_pre_ed_index;
+
+	/* command timer */
+	struct delayed_work run_command_work;
+
+	struct ieee80211_low_level_stats low_stats;
+};
+
+#define ADD_ONE_WITH_WRAP_AROUND(uVar, uModulo) {	\
+	if ((uVar) >= ((uModulo) - 1))			\
+		(uVar) = 0;				\
+	else						\
+		(uVar)++;				\
+}
+
+int vnt_init(struct vnt_private *priv);
+
+#endif