Staging: add agnx wireless driver

This driver is for the Airgo AGNX00 wireless chip.

From: Li YanBo <dreamfly281@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>

1 files changed, 222 insertions, 0 deletions

diff --git a/drivers/staging/agnx/sta.h b/drivers/staging/agnx/sta.h
new file mode 100644
index 00000000000..58d0b12900d
--- /dev/null
+++ b/drivers/staging/agnx/sta.h
@@ -0,0 +1,222 @@
+#ifndef AGNX_STA_H_
+#define AGNX_STA_H_
+
+#define STA_TX_WQ_NUM	8	/* The number of TX workqueue one STA has */
+
+struct agnx_hash_cmd {
+	__be32 cmdhi;
+#define MACLO		0xFFFF0000
+#define MACLO_SHIFT	16
+#define STA_ID		0x0000FFF0
+#define STA_ID_SHIFT	4
+#define CMD		0x0000000C
+#define CMD_SHIFT	2
+#define STATUS		0x00000002
+#define STATUS_SHIFT	1
+#define PASS		0x00000001
+#define PASS_SHIFT	1
+	__be32 cmdlo;
+}__attribute__((__packed__));
+
+
+/*
+ * Station Power Template
+ * FIXME Just for agn100 yet
+ */
+struct agnx_sta_power {
+	__le32 reg;
+#define SIGNAL			0x000000FF /* signal */
+#define SIGNAL_SHIFT		0
+#define RATE			0x00000F00
+#define RATE_SHIFT		8
+#define TIFS			0x00001000
+#define TIFS_SHIFT		12
+#define EDCF			0x00002000
+#define EDCF_SHIFT		13
+#define CHANNEL_BOND		0x00004000
+#define CHANNEL_BOND_SHIFT	14
+#define PHY_MODE		0x00038000
+#define PHY_MODE_SHIFT		15
+#define POWER_LEVEL		0x007C0000
+#define POWER_LEVEL_SHIFT	18
+#define NUM_TRANSMITTERS	0x00800000
+#define NUM_TRANSMITTERS_SHIFT	23
+} __attribute__((__packed__));
+
+/*
+ * TX Workqueue Descriptor
+ */
+struct agnx_sta_tx_wq {
+	__le32 reg0;
+#define HEAD_POINTER_LOW	0xFF000000 /* Head pointer low */
+#define HEAD_POINTER_LOW_SHIFT	24
+#define TAIL_POINTER		0x00FFFFFF /* Tail pointer */
+#define TAIL_POINTER_SHIFT	0
+
+	__le32 reg3;
+#define ACK_POINTER_LOW	        0xFFFF0000	/* ACK pointer low */
+#define ACK_POINTER_LOW_SHIFT	16
+#define HEAD_POINTER_HIGH	0x0000FFFF	/* Head pointer high */
+#define HEAD_POINTER_HIGH_SHIFT	0
+
+	__le32 reg1;
+/* ACK timeout tail packet count */
+#define ACK_TIMOUT_TAIL_PACK_CNT	0xFFF00000
+#define ACK_TIMOUT_TAIL_PACK_CNT_SHIFT	20
+/* Head timeout tail packet count */
+#define HEAD_TIMOUT_TAIL_PACK_CNT	0x000FFF00
+#define HEAD_TIMOUT_TAIL_PACK_CNT_SHIFT	8
+#define ACK_POINTER_HIGH	        0x000000FF /* ACK pointer high */
+#define ACK_POINTER_HIGH_SHIFT		0
+
+	__le32 reg2;
+#define WORK_QUEUE_VALID		0x80000000 /* valid */
+#define WORK_QUEUE_VALID_SHIFT		31
+#define WORK_QUEUE_ACK_TYPE		0x40000000 /* ACK type */
+#define WORK_QUEUE_ACK_TYPE_SHIFT	30
+/* Head timeout window limit fragmentation count */
+#define HEAD_TIMOUT_WIN_LIM_FRAG_CNT	0x3FFF0000
+#define HEAD_TIMOUT_WIN_LIM_FRAG_CNT_SHIFT	16
+/* Head timeout window limit byte count */
+#define HEAD_TIMOUT_WIN_LIM_BYTE_CNT	0x0000FFFF
+#define HEAD_TIMOUT_WIN_LIM_BYTE_CNT_SHIFT	 0
+} __attribute__((__packed__));
+
+
+/*
+ * Traffic Class Structure
+ */
+struct agnx_sta_traffic {
+	__le32 reg0;
+#define ACK_TIMOUT_CNT		0xFF800000 /* ACK Timeout Counts */
+#define ACK_TIMOUT_CNT_SHIFT	23
+#define TRAFFIC_ACK_TYPE	0x00600000 /* ACK Type */
+#define TRAFFIC_ACK_TYPE_SHIFT	21
+#define NEW_PACKET		0x00100000 /* New Packet  */
+#define NEW_PACKET_SHIFT	20
+#define TRAFFIC_VALID		0x00080000 /* Valid */
+#define TRAFFIC_VALID_SHIFT	19
+#define RX_HDR_DESC_POINTER	0x0007FFFF /* RX Header Descripter pointer */
+#define RX_HDR_DESC_POINTER_SHIFT	 0
+
+	__le32 reg1;
+#define RX_PACKET_TIMESTAMP	0xFFFF0000 /* RX Packet Timestamp */
+#define RX_PACKET_TIMESTAMP_SHIFT	16
+#define TRAFFIC_RESERVED	0x0000E000 /* Reserved */
+#define TRAFFIC_RESERVED_SHIFT  13
+#define SV			0x00001000 /* sv */
+#define SV_SHIFT		12
+#define RX_SEQUENCE_NUM		0x00000FFF /* RX Sequence Number */
+#define RX_SEQUENCE_NUM_SHIFT	0
+
+	__le32 tx_replay_cnt_low; /* TX Replay Counter Low */
+
+	__le16 tx_replay_cnt_high; /* TX Replay Counter High */
+	__le16 rx_replay_cnt_high; /* RX Replay Counter High */
+
+	__be32 rx_replay_cnt_low; /* RX Replay Counter Low */
+} __attribute__((__packed__));
+
+/*
+ * Station Descriptors
+ */
+struct agnx_sta {
+	__le32 tx_session_keys[4]; /* Transmit Session Key (0-3) */
+	__le32 rx_session_keys[4]; /* Receive Session Key (0-3) */
+
+	__le32 reg;
+#define ID_1			0xC0000000 /* id 1 */
+#define ID_1_SHIFT		30
+#define ID_0			0x30000000 /* id 0 */
+#define ID_0_SHIFT		28
+#define ENABLE_CONCATENATION	0x0FF00000 /* Enable concatenation */
+#define ENABLE_CONCATENATION_SHIFT	20
+#define ENABLE_DECOMPRESSION	0x000FF000 /* Enable decompression */
+#define ENABLE_DECOMPRESSION_SHIFT	12
+#define STA_RESERVED		0x00000C00 /* Reserved */
+#define STA_RESERVED_SHIFT	10
+#define EAP			0x00000200 /* EAP */
+#define EAP_SHIFT		9
+#define ED_NULL			0x00000100 /* ED NULL */
+#define ED_NULL_SHIFT		8
+#define ENCRYPTION_POLICY	0x000000E0 /* Encryption Policy */
+#define ENCRYPTION_POLICY_SHIFT 5
+#define DEFINED_KEY_ID		0x00000018 /* Defined Key ID */
+#define DEFINED_KEY_ID_SHIFT	3
+#define FIXED_KEY		0x00000004 /* Fixed Key */
+#define FIXED_KEY_SHIFT		2
+#define KEY_VALID		0x00000002 /* Key Valid */
+#define KEY_VALID_SHIFT		1
+#define STATION_VALID		0x00000001 /* Station Valid */
+#define STATION_VALID_SHIFT	0
+
+	__le32 tx_aes_blks_unicast; /* TX AES Blks Unicast */
+	__le32 rx_aes_blks_unicast; /* RX AES Blks Unicast */
+
+	__le16 aes_format_err_unicast_cnt; /* AES Format Error Unicast Counts */
+	__le16 aes_replay_unicast; /* AES Replay Unicast */
+
+	__le16 aes_decrypt_err_unicast;	/* AES Decrypt Error Unicast */
+	__le16 aes_decrypt_err_default;	/* AES Decrypt Error default */
+
+	__le16 single_retry_packets; /* Single Retry Packets */
+	__le16 failed_tx_packets; /* Failed Tx Packets */
+
+	__le16 muti_retry_packets; /* Multiple Retry Packets */
+	__le16 ack_timeouts;	/* ACK Timeouts */
+
+	__le16 frag_tx_cnt;	/* Fragment TX Counts */
+	__le16 rts_brq_sent;	/* RTS Brq Sent */
+
+	__le16 tx_packets;	/* TX Packets */
+	__le16 cts_back_timeout; /* CTS Back Timeout */
+
+	__le32 phy_stats_high;	/* PHY Stats High */
+	__le32 phy_stats_low;	/* PHY Stats Low */
+
+	struct agnx_sta_traffic traffic[8];	/* Traffic Class Structure (8) */
+
+	__le16 traffic_class0_frag_success; /* Traffic Class 0 Fragment Success */
+	__le16 traffic_class1_frag_success; /* Traffic Class 1 Fragment Success */
+	__le16 traffic_class2_frag_success; /* Traffic Class 2 Fragment Success */
+	__le16 traffic_class3_frag_success; /* Traffic Class 3 Fragment Success */
+	__le16 traffic_class4_frag_success; /* Traffic Class 4 Fragment Success */
+	__le16 traffic_class5_frag_success; /* Traffic Class 5 Fragment Success */
+	__le16 traffic_class6_frag_success; /* Traffic Class 6 Fragment Success */
+	__le16 traffic_class7_frag_success; /* Traffic Class 7 Fragment Success */
+
+	__le16 num_frag_non_prime_rates; /* number of Fragments for non-prime rates */
+	__le16 ack_timeout_non_prime_rates; /* ACK Timeout for non-prime rates */
+
+} __attribute__((__packed__));
+
+
+struct agnx_beacon_hdr {
+	struct agnx_sta_power power; /* Tx Station Power Template  */
+	u8 phy_hdr[6];		/* PHY Hdr */
+	u8 frame_len_lo;	/* Frame Length Lo */
+	u8 frame_len_hi;	/* Frame Length Hi */
+	u8 mac_hdr[24];		/* MAC Header */
+	/* FIXME */
+	/* 802.11(abg) beacon */
+} __attribute__((__packed__));
+
+void hash_write(struct agnx_priv *priv, u8 *mac_addr, u8 sta_id);
+void hash_dump(struct agnx_priv *priv, u8 sta_id);
+void hash_read(struct agnx_priv *priv, u32 reghi, u32 reglo, u8 sta_id);
+void hash_delete(struct agnx_priv *priv, u32 reghi, u32 reglo, u8 sta_id);
+
+void get_sta_power(struct agnx_priv *priv, struct agnx_sta_power *power, unsigned int sta_idx);
+void set_sta_power(struct agnx_priv *priv, struct agnx_sta_power *power,
+		   unsigned int sta_idx);
+void get_sta_tx_wq(struct agnx_priv *priv, struct agnx_sta_tx_wq *tx_wq,
+		   unsigned int sta_idx, unsigned int wq_idx);
+void set_sta_tx_wq(struct agnx_priv *priv, struct agnx_sta_tx_wq *tx_wq,
+		   unsigned int sta_idx, unsigned int wq_idx);
+void get_sta(struct agnx_priv *priv, struct agnx_sta *sta, unsigned int sta_idx);
+void set_sta(struct agnx_priv *priv, struct agnx_sta *sta, unsigned int sta_idx);
+
+void sta_power_init(struct agnx_priv *priv, unsigned int num);
+void sta_init(struct agnx_priv *priv, unsigned int num);
+
+#endif /* AGNX_STA_H_ */