summaryrefslogtreecommitdiff
path: root/drivers/net/wireless/intersil/p54/p54usb.h
diff options
context:
space:
mode:
Diffstat (limited to 'drivers/net/wireless/intersil/p54/p54usb.h')
-rw-r--r--drivers/net/wireless/intersil/p54/p54usb.h162
1 files changed, 162 insertions, 0 deletions
diff --git a/drivers/net/wireless/intersil/p54/p54usb.h b/drivers/net/wireless/intersil/p54/p54usb.h
new file mode 100644
index 000000000000..a5f5f0fea3bd
--- /dev/null
+++ b/drivers/net/wireless/intersil/p54/p54usb.h
@@ -0,0 +1,162 @@
+#ifndef P54USB_H
+#define P54USB_H
+
+/*
+ * Defines for USB based mac80211 Prism54 driver
+ *
+ * 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.
+ */
+
+/* for isl3886 register definitions used on ver 1 devices */
+#include "p54pci.h"
+#include <linux/usb/net2280.h>
+
+/* pci */
+#define NET2280_BASE 0x10000000
+#define NET2280_BASE2 0x20000000
+
+/* gpio */
+#define P54U_BRG_POWER_UP (1 << GPIO0_DATA)
+#define P54U_BRG_POWER_DOWN (1 << GPIO1_DATA)
+
+/* devinit */
+#define NET2280_CLK_4Mhz (15 << LOCAL_CLOCK_FREQUENCY)
+#define NET2280_CLK_30Mhz (2 << LOCAL_CLOCK_FREQUENCY)
+#define NET2280_CLK_60Mhz (1 << LOCAL_CLOCK_FREQUENCY)
+#define NET2280_CLK_STOP (0 << LOCAL_CLOCK_FREQUENCY)
+#define NET2280_PCI_ENABLE (1 << PCI_ENABLE)
+#define NET2280_PCI_SOFT_RESET (1 << PCI_SOFT_RESET)
+
+/* endpoints */
+#define NET2280_CLEAR_NAK_OUT_PACKETS_MODE (1 << CLEAR_NAK_OUT_PACKETS_MODE)
+#define NET2280_FIFO_FLUSH (1 << FIFO_FLUSH)
+
+/* irq */
+#define NET2280_USB_INTERRUPT_ENABLE (1 << USB_INTERRUPT_ENABLE)
+#define NET2280_PCI_INTA_INTERRUPT (1 << PCI_INTA_INTERRUPT)
+#define NET2280_PCI_INTA_INTERRUPT_ENABLE (1 << PCI_INTA_INTERRUPT_ENABLE)
+
+/* registers */
+#define NET2280_DEVINIT 0x00
+#define NET2280_USBIRQENB1 0x24
+#define NET2280_IRQSTAT1 0x2c
+#define NET2280_FIFOCTL 0x38
+#define NET2280_GPIOCTL 0x50
+#define NET2280_RELNUM 0x88
+#define NET2280_EPA_RSP 0x324
+#define NET2280_EPA_STAT 0x32c
+#define NET2280_EPB_STAT 0x34c
+#define NET2280_EPC_RSP 0x364
+#define NET2280_EPC_STAT 0x36c
+#define NET2280_EPD_STAT 0x38c
+
+#define NET2280_EPA_CFG 0x320
+#define NET2280_EPB_CFG 0x340
+#define NET2280_EPC_CFG 0x360
+#define NET2280_EPD_CFG 0x380
+#define NET2280_EPE_CFG 0x3A0
+#define NET2280_EPF_CFG 0x3C0
+#define P54U_DEV_BASE 0x40000000
+
+struct net2280_tx_hdr {
+ __le32 device_addr;
+ __le16 len;
+ __le16 follower; /* ? */
+ u8 padding[8];
+} __packed;
+
+struct lm87_tx_hdr {
+ __le32 device_addr;
+ __le32 chksum;
+} __packed;
+
+/* Some flags for the isl hardware registers controlling DMA inside the
+ * chip */
+#define ISL38XX_DMA_STATUS_DONE 0x00000001
+#define ISL38XX_DMA_STATUS_READY 0x00000002
+#define NET2280_EPA_FIFO_PCI_ADDR 0x20000000
+#define ISL38XX_DMA_MASTER_CONTROL_TRIGGER 0x00000004
+
+enum net2280_op_type {
+ NET2280_BRG_U32 = 0x001F,
+ NET2280_BRG_CFG_U32 = 0x000F,
+ NET2280_BRG_CFG_U16 = 0x0003,
+ NET2280_DEV_U32 = 0x080F,
+ NET2280_DEV_CFG_U32 = 0x088F,
+ NET2280_DEV_CFG_U16 = 0x0883
+};
+
+struct net2280_reg_write {
+ __le16 port;
+ __le32 addr;
+ __le32 val;
+} __packed;
+
+struct net2280_reg_read {
+ __le16 port;
+ __le32 addr;
+} __packed;
+
+#define P54U_FW_BLOCK 2048
+
+#define X2_SIGNATURE "x2 "
+#define X2_SIGNATURE_SIZE 4
+
+struct x2_header {
+ u8 signature[X2_SIGNATURE_SIZE];
+ __le32 fw_load_addr;
+ __le32 fw_length;
+ __le32 crc;
+} __packed;
+
+/* pipes 3 and 4 are not used by the driver */
+#define P54U_PIPE_NUMBER 9
+
+enum p54u_pipe_addr {
+ P54U_PIPE_DATA = 0x01,
+ P54U_PIPE_MGMT = 0x02,
+ P54U_PIPE_3 = 0x03,
+ P54U_PIPE_4 = 0x04,
+ P54U_PIPE_BRG = 0x0d,
+ P54U_PIPE_DEV = 0x0e,
+ P54U_PIPE_INT = 0x0f
+};
+
+struct p54u_rx_info {
+ struct urb *urb;
+ struct ieee80211_hw *dev;
+};
+
+enum p54u_hw_type {
+ P54U_INVALID_HW,
+ P54U_NET2280,
+ P54U_3887,
+
+ /* keep last */
+ __NUM_P54U_HWTYPES,
+};
+
+struct p54u_priv {
+ struct p54_common common;
+ struct usb_device *udev;
+ struct usb_interface *intf;
+ int (*upload_fw)(struct ieee80211_hw *dev);
+
+ enum p54u_hw_type hw_type;
+ spinlock_t lock;
+ struct sk_buff_head rx_queue;
+ struct usb_anchor submitted;
+ const struct firmware *fw;
+
+ /* asynchronous firmware callback */
+ struct completion fw_wait_load;
+};
+
+#endif /* P54USB_H */