[P54]: add mac80211-based driver for prism54 softmac hardware

Signed-off-by: Michael Wu <flamingice@sourmilk.net>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

1 files changed, 80 insertions, 0 deletions

diff --git a/drivers/net/wireless/p54.h b/drivers/net/wireless/p54.h
new file mode 100644
index 000000000000..e558d697d9e5
--- /dev/null
+++ b/drivers/net/wireless/p54.h
@@ -0,0 +1,80 @@
+#ifndef PRISM54_H
+#define PRISM54_H
+
+/*
+ * Shared defines for all mac80211 Prism54 code
+ *
+ * Copyright (c) 2006, Michael Wu <flamingice@sourmilk.net>
+ *
+ * Based on the islsm (softmac prism54) driver, which is:
+ * Copyright 2004-2006 Jean-Baptiste Note <jbnote@gmail.com>, et al.
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+ */
+
+enum control_frame_types {
+        P54_CONTROL_TYPE_FILTER_SET = 0,
+        P54_CONTROL_TYPE_CHANNEL_CHANGE,
+        P54_CONTROL_TYPE_FREQDONE,
+        P54_CONTROL_TYPE_DCFINIT,
+        P54_CONTROL_TYPE_FREEQUEUE = 7,
+        P54_CONTROL_TYPE_TXDONE,
+        P54_CONTROL_TYPE_PING,
+        P54_CONTROL_TYPE_STAT_READBACK,
+        P54_CONTROL_TYPE_BBP,
+        P54_CONTROL_TYPE_EEPROM_READBACK,
+        P54_CONTROL_TYPE_LED
+};
+
+struct p54_control_hdr {
+        __le16 magic1;
+        __le16 len;
+        __le32 req_id;
+        __le16 type;    /* enum control_frame_types */
+        u8 retry1;
+        u8 retry2;
+        u8 data[0];
+} __attribute__ ((packed));
+
+#define EEPROM_READBACK_LEN (sizeof(struct p54_control_hdr) + 4 /* p54_eeprom_lm86 */)
+#define MAX_RX_SIZE (IEEE80211_MAX_RTS_THRESHOLD + sizeof(struct p54_control_hdr) + 20 /* length of struct p54_rx_hdr */ + 16 )
+
+#define ISL38XX_DEV_FIRMWARE_ADDR 0x20000
+
+struct p54_common {
+        u32 rx_start;
+        u32 rx_end;
+        struct sk_buff_head tx_queue;
+        void (*tx)(struct ieee80211_hw *dev, struct p54_control_hdr *data,
+                   size_t len, int free_on_tx);
+        int (*open)(struct ieee80211_hw *dev);
+        void (*stop)(struct ieee80211_hw *dev);
+        int mode;
+        u8 *mac_addr;
+        struct pda_iq_autocal_entry *iq_autocal;
+        unsigned int iq_autocal_len;
+        struct pda_channel_output_limit *output_limit;
+        unsigned int output_limit_len;
+        struct pda_pa_curve_data *curve_data;
+        __le16 rxhw;
+        u8 version;
+        unsigned int tx_hdr_len;
+        void *cached_vdcf;
+        unsigned int fw_var;
+        /* FIXME: this channels/modes/rates stuff sucks */
+        struct ieee80211_channel channels[14];
+        struct ieee80211_rate rates[12];
+        struct ieee80211_hw_mode modes[2];
+        struct ieee80211_tx_queue_stats tx_stats;
+};
+
+int p54_rx(struct ieee80211_hw *dev, struct sk_buff *skb);
+void p54_parse_firmware(struct ieee80211_hw *dev, const struct firmware *fw);
+int p54_parse_eeprom(struct ieee80211_hw *dev, void *eeprom, int len);
+void p54_fill_eeprom_readback(struct p54_control_hdr *hdr);
+struct ieee80211_hw *p54_init_common(size_t priv_data_len);
+void p54_free_common(struct ieee80211_hw *dev);
+
+#endif /* PRISM54_H */