diff options
Diffstat (limited to 'drivers/net/wireless/intersil/p54/p54pci.h')
| -rw-r--r-- | drivers/net/wireless/intersil/p54/p54pci.h | 109 |
1 files changed, 109 insertions, 0 deletions
diff --git a/drivers/net/wireless/intersil/p54/p54pci.h b/drivers/net/wireless/intersil/p54/p54pci.h new file mode 100644 index 000000000..3867e5935 --- /dev/null +++ b/drivers/net/wireless/intersil/p54/p54pci.h @@ -0,0 +1,109 @@ +/* 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 */ |