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/* SPDX-License-Identifier: GPL-2.0-only */
#ifndef P54PCI_H
#define P54PCI_H
#include <linux/interrupt.h>
/*
* Defines for PCI 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.
*/
/* Device Interrupt register bits */
#define ISL38XX_DEV_INT_RESET 0x0001
#define ISL38XX_DEV_INT_UPDATE 0x0002
#define ISL38XX_DEV_INT_WAKEUP 0x0008
#define ISL38XX_DEV_INT_SLEEP 0x0010
#define ISL38XX_DEV_INT_ABORT 0x0020
/* these two only used in USB */
#define ISL38XX_DEV_INT_DATA 0x0040
#define ISL38XX_DEV_INT_MGMT 0x0080
#define ISL38XX_DEV_INT_PCIUART_CTS 0x4000
#define ISL38XX_DEV_INT_PCIUART_DR 0x8000
/* Interrupt Identification/Acknowledge/Enable register bits */
#define ISL38XX_INT_IDENT_UPDATE 0x0002
#define ISL38XX_INT_IDENT_INIT 0x0004
#define ISL38XX_INT_IDENT_WAKEUP 0x0008
#define ISL38XX_INT_IDENT_SLEEP 0x0010
#define ISL38XX_INT_IDENT_PCIUART_CTS 0x4000
#define ISL38XX_INT_IDENT_PCIUART_DR 0x8000
/* Control/Status register bits */
#define ISL38XX_CTRL_STAT_SLEEPMODE 0x00000200
#define ISL38XX_CTRL_STAT_CLKRUN 0x00800000
#define ISL38XX_CTRL_STAT_RESET 0x10000000
#define ISL38XX_CTRL_STAT_RAMBOOT 0x20000000
#define ISL38XX_CTRL_STAT_STARTHALTED 0x40000000
#define ISL38XX_CTRL_STAT_HOST_OVERRIDE 0x80000000
struct p54p_csr {
__le32 dev_int;
u8 unused_1[12];
__le32 int_ident;
__le32 int_ack;
__le32 int_enable;
u8 unused_2[4];
union {
__le32 ring_control_base;
__le32 gen_purp_com[2];
};
u8 unused_3[8];
__le32 direct_mem_base;
u8 unused_4[44];
__le32 dma_addr;
__le32 dma_len;
__le32 dma_ctrl;
u8 unused_5[12];
__le32 ctrl_stat;
u8 unused_6[1924];
u8 cardbus_cis[0x800];
u8 direct_mem_win[0x1000];
} __packed;
/* usb backend only needs the register defines above */
#ifndef P54USB_H
struct p54p_desc {
__le32 host_addr;
__le32 device_addr;
__le16 len;
__le16 flags;
} __packed;
struct p54p_ring_control {
__le32 host_idx[4];
__le32 device_idx[4];
struct p54p_desc rx_data[8];
struct p54p_desc tx_data[32];
struct p54p_desc rx_mgmt[4];
struct p54p_desc tx_mgmt[4];
} __packed;
#define P54P_READ(r) (__force __le32)__raw_readl(&priv->map->r)
#define P54P_WRITE(r, val) __raw_writel((__force u32)(__le32)(val), &priv->map->r)
struct p54p_priv {
struct p54_common common;
struct pci_dev *pdev;
struct p54p_csr __iomem *map;
struct tasklet_struct tasklet;
const struct firmware *firmware;
spinlock_t lock;
struct p54p_ring_control *ring_control;
dma_addr_t ring_control_dma;
u32 rx_idx_data, tx_idx_data;
u32 rx_idx_mgmt, tx_idx_mgmt;
struct sk_buff *rx_buf_data[8];
struct sk_buff *rx_buf_mgmt[4];
struct sk_buff *tx_buf_data[32];
struct sk_buff *tx_buf_mgmt[4];
struct completion boot_comp;
struct completion fw_loaded;
};
#endif /* P54USB_H */
#endif /* P54PCI_H */
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