[net-next-2.6.git] / drivers / net / wireless / ath / ath9k / hif_usb.h

/*
 * Copyright (c) 2010 Atheros Communications Inc.
 *
 * Permission to use, copy, modify, and/or 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.
 */

#ifndef HTC_USB_H
#define HTC_USB_H

#define AR9271_FIRMWARE       0x501000
#define AR9271_FIRMWARE_TEXT  0x903000
#define AR7010_FIRMWARE_TEXT  0x906000

#define FIRMWARE_DOWNLOAD       0x30
#define FIRMWARE_DOWNLOAD_COMP  0x31

#define ATH_USB_RX_STREAM_MODE_TAG 0x4e00
#define ATH_USB_TX_STREAM_MODE_TAG 0x697e

/* FIXME: Verify these numbers (with Windows) */
#define MAX_TX_URB_NUM  8
#define MAX_TX_BUF_NUM  1024
#define MAX_TX_BUF_SIZE 32768
#define MAX_TX_AGGR_NUM 20

#define MAX_RX_URB_NUM  8
#define MAX_RX_BUF_SIZE 16384
#define MAX_PKT_NUM_IN_TRANSFER 10

#define MAX_REG_OUT_URB_NUM  1
#define MAX_REG_OUT_BUF_NUM  8

#define MAX_REG_IN_BUF_SIZE 64

/* USB Endpoint definition */
#define USB_WLAN_TX_PIPE  1
#define USB_WLAN_RX_PIPE  2
#define USB_REG_IN_PIPE   3
#define USB_REG_OUT_PIPE  4

#define HIF_USB_MAX_RXPIPES 2
#define HIF_USB_MAX_TXPIPES 4

struct tx_buf {
	u8 *buf;
	u16 len;
	u16 offset;
	struct urb *urb;
	struct sk_buff_head skb_queue;
	struct hif_device_usb *hif_dev;
	struct list_head list;
};

#define HIF_USB_TX_STOP  BIT(0)

struct hif_usb_tx {
	u8 flags;
	u8 tx_buf_cnt;
	u16 tx_skb_cnt;
	struct sk_buff_head tx_skb_queue;
	struct list_head tx_buf;
	struct list_head tx_pending;
	spinlock_t tx_lock;
};

struct cmd_buf {
	struct sk_buff *skb;
	struct hif_device_usb *hif_dev;
};

#define HIF_USB_START BIT(0)

struct hif_device_usb {
	u16 device_id;
	struct usb_device *udev;
	struct usb_interface *interface;
	const struct firmware *firmware;
	struct htc_target *htc_handle;
	struct hif_usb_tx tx;
	struct urb *reg_in_urb;
	struct usb_anchor regout_submitted;
	struct usb_anchor rx_submitted;
	struct sk_buff *remain_skb;
	const char *fw_name;
	int rx_remain_len;
	int rx_pkt_len;
	int rx_transfer_len;
	int rx_pad_len;
	spinlock_t rx_lock;
	u8 flags; /* HIF_USB_* */
};

int ath9k_hif_usb_init(void);
void ath9k_hif_usb_exit(void);

#endif /* HTC_USB_H */
Commit	Line	Data
fb9987d0 S	1	/*
	2	* Copyright (c) 2010 Atheros Communications Inc.
	3	*
	4	* Permission to use, copy, modify, and/or distribute this software for any
	5	* purpose with or without fee is hereby granted, provided that the above
	6	* copyright notice and this permission notice appear in all copies.
	7	*
	8	* THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
	9	* WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
	10	* MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
	11	* ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
	12	* WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
	13	* ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
	14	* OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
	15	*/
	16
	17	#ifndef HTC_USB_H
	18	#define HTC_USB_H
	19
	20	#define AR9271_FIRMWARE 0x501000
	21	#define AR9271_FIRMWARE_TEXT 0x903000
b1762862	22	#define AR7010_FIRMWARE_TEXT 0x906000
fb9987d0 S	23
	24	#define FIRMWARE_DOWNLOAD 0x30
	25	#define FIRMWARE_DOWNLOAD_COMP 0x31
	26
	27	#define ATH_USB_RX_STREAM_MODE_TAG 0x4e00
	28	#define ATH_USB_TX_STREAM_MODE_TAG 0x697e
	29
	30	/* FIXME: Verify these numbers (with Windows) */
	31	#define MAX_TX_URB_NUM 8
	32	#define MAX_TX_BUF_NUM 1024
	33	#define MAX_TX_BUF_SIZE 32768
	34	#define MAX_TX_AGGR_NUM 20
	35
	36	#define MAX_RX_URB_NUM 8
	37	#define MAX_RX_BUF_SIZE 16384
c503269a	38	#define MAX_PKT_NUM_IN_TRANSFER 10
fb9987d0 S	39
	40	#define MAX_REG_OUT_URB_NUM 1
	41	#define MAX_REG_OUT_BUF_NUM 8
	42
	43	#define MAX_REG_IN_BUF_SIZE 64
	44
	45	/* USB Endpoint definition */
	46	#define USB_WLAN_TX_PIPE 1
	47	#define USB_WLAN_RX_PIPE 2
	48	#define USB_REG_IN_PIPE 3
	49	#define USB_REG_OUT_PIPE 4
	50
	51	#define HIF_USB_MAX_RXPIPES 2
	52	#define HIF_USB_MAX_TXPIPES 4
	53
	54	struct tx_buf {
	55	u8 *buf;
	56	u16 len;
	57	u16 offset;
	58	struct urb *urb;
	59	struct sk_buff_head skb_queue;
	60	struct hif_device_usb *hif_dev;
	61	struct list_head list;
	62	};
	63
	64	#define HIF_USB_TX_STOP BIT(0)
fb9987d0 S	65
	66	struct hif_usb_tx {
	67	u8 flags;
	68	u8 tx_buf_cnt;
	69	u16 tx_skb_cnt;
	70	struct sk_buff_head tx_skb_queue;
	71	struct list_head tx_buf;
	72	struct list_head tx_pending;
	73	spinlock_t tx_lock;
	74	};
	75
	76	struct cmd_buf {
	77	struct sk_buff *skb;
	78	struct hif_device_usb *hif_dev;
	79	};
	80
	81	#define HIF_USB_START BIT(0)
	82
	83	struct hif_device_usb {
	84	u16 device_id;
	85	struct usb_device *udev;
	86	struct usb_interface *interface;
	87	const struct firmware *firmware;
	88	struct htc_target *htc_handle;
fb9987d0	89	struct hif_usb_tx tx;
fb9987d0	90	struct urb *reg_in_urb;
6f0f2669	91	struct usb_anchor regout_submitted;
6335ed0f	92	struct usb_anchor rx_submitted;
fb9987d0	93	struct sk_buff *remain_skb;
ce43cee5	94	const char *fw_name;
fb9987d0 S	95	int rx_remain_len;
	96	int rx_pkt_len;
	97	int rx_transfer_len;
	98	int rx_pad_len;
46baa1a2	99	spinlock_t rx_lock;
6335ed0f	100	u8 flags; /* HIF_USB_* */
fb9987d0 S	101	};
	102
	103	int ath9k_hif_usb_init(void);
	104	void ath9k_hif_usb_exit(void);
	105
	106	#endif /* HTC_USB_H */