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229 lines
5.9 KiB
229 lines
5.9 KiB
/* SPDX-License-Identifier: GPL-2.0-only */ |
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/* |
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* This file is part of wl1271 |
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* |
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* Copyright (C) 1998-2009 Texas Instruments. All rights reserved. |
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* Copyright (C) 2008-2010 Nokia Corporation |
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* |
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* Contact: Luciano Coelho <[email protected]> |
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*/ |
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#ifndef __IO_H__ |
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#define __IO_H__ |
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#include <linux/irqreturn.h> |
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#define HW_ACCESS_MEMORY_MAX_RANGE 0x1FFC0 |
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#define HW_PARTITION_REGISTERS_ADDR 0x1FFC0 |
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#define HW_PART0_SIZE_ADDR (HW_PARTITION_REGISTERS_ADDR) |
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#define HW_PART0_START_ADDR (HW_PARTITION_REGISTERS_ADDR + 4) |
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#define HW_PART1_SIZE_ADDR (HW_PARTITION_REGISTERS_ADDR + 8) |
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#define HW_PART1_START_ADDR (HW_PARTITION_REGISTERS_ADDR + 12) |
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#define HW_PART2_SIZE_ADDR (HW_PARTITION_REGISTERS_ADDR + 16) |
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#define HW_PART2_START_ADDR (HW_PARTITION_REGISTERS_ADDR + 20) |
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#define HW_PART3_SIZE_ADDR (HW_PARTITION_REGISTERS_ADDR + 24) |
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#define HW_PART3_START_ADDR (HW_PARTITION_REGISTERS_ADDR + 28) |
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#define HW_ACCESS_REGISTER_SIZE 4 |
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#define HW_ACCESS_PRAM_MAX_RANGE 0x3c000 |
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struct wl1271; |
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void wlcore_disable_interrupts(struct wl1271 *wl); |
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void wlcore_disable_interrupts_nosync(struct wl1271 *wl); |
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void wlcore_enable_interrupts(struct wl1271 *wl); |
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void wlcore_synchronize_interrupts(struct wl1271 *wl); |
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void wl1271_io_reset(struct wl1271 *wl); |
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void wl1271_io_init(struct wl1271 *wl); |
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int wlcore_translate_addr(struct wl1271 *wl, int addr); |
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/* Raw target IO, address is not translated */ |
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static inline int __must_check wlcore_raw_write(struct wl1271 *wl, int addr, |
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void *buf, size_t len, |
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bool fixed) |
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{ |
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int ret; |
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if (test_bit(WL1271_FLAG_IO_FAILED, &wl->flags) || |
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WARN_ON((test_bit(WL1271_FLAG_IN_ELP, &wl->flags) && |
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addr != HW_ACCESS_ELP_CTRL_REG))) |
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return -EIO; |
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ret = wl->if_ops->write(wl->dev, addr, buf, len, fixed); |
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if (ret && wl->state != WLCORE_STATE_OFF) |
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set_bit(WL1271_FLAG_IO_FAILED, &wl->flags); |
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return ret; |
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} |
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static inline int __must_check wlcore_raw_read(struct wl1271 *wl, int addr, |
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void *buf, size_t len, |
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bool fixed) |
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{ |
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int ret; |
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if (test_bit(WL1271_FLAG_IO_FAILED, &wl->flags) || |
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WARN_ON((test_bit(WL1271_FLAG_IN_ELP, &wl->flags) && |
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addr != HW_ACCESS_ELP_CTRL_REG))) |
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return -EIO; |
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ret = wl->if_ops->read(wl->dev, addr, buf, len, fixed); |
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if (ret && wl->state != WLCORE_STATE_OFF) |
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set_bit(WL1271_FLAG_IO_FAILED, &wl->flags); |
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return ret; |
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} |
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static inline int __must_check wlcore_raw_read_data(struct wl1271 *wl, int reg, |
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void *buf, size_t len, |
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bool fixed) |
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{ |
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return wlcore_raw_read(wl, wl->rtable[reg], buf, len, fixed); |
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} |
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static inline int __must_check wlcore_raw_write_data(struct wl1271 *wl, int reg, |
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void *buf, size_t len, |
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bool fixed) |
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{ |
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return wlcore_raw_write(wl, wl->rtable[reg], buf, len, fixed); |
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} |
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static inline int __must_check wlcore_raw_read32(struct wl1271 *wl, int addr, |
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u32 *val) |
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{ |
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int ret; |
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ret = wlcore_raw_read(wl, addr, wl->buffer_32, |
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sizeof(*wl->buffer_32), false); |
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if (ret < 0) |
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return ret; |
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if (val) |
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*val = le32_to_cpu(*wl->buffer_32); |
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return 0; |
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} |
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static inline int __must_check wlcore_raw_write32(struct wl1271 *wl, int addr, |
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u32 val) |
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{ |
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*wl->buffer_32 = cpu_to_le32(val); |
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return wlcore_raw_write(wl, addr, wl->buffer_32, |
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sizeof(*wl->buffer_32), false); |
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} |
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static inline int __must_check wlcore_read(struct wl1271 *wl, int addr, |
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void *buf, size_t len, bool fixed) |
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{ |
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int physical; |
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physical = wlcore_translate_addr(wl, addr); |
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return wlcore_raw_read(wl, physical, buf, len, fixed); |
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} |
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static inline int __must_check wlcore_write(struct wl1271 *wl, int addr, |
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void *buf, size_t len, bool fixed) |
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{ |
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int physical; |
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physical = wlcore_translate_addr(wl, addr); |
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return wlcore_raw_write(wl, physical, buf, len, fixed); |
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} |
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static inline int __must_check wlcore_write_data(struct wl1271 *wl, int reg, |
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void *buf, size_t len, |
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bool fixed) |
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{ |
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return wlcore_write(wl, wl->rtable[reg], buf, len, fixed); |
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} |
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static inline int __must_check wlcore_read_data(struct wl1271 *wl, int reg, |
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void *buf, size_t len, |
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bool fixed) |
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{ |
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return wlcore_read(wl, wl->rtable[reg], buf, len, fixed); |
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} |
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static inline int __must_check wlcore_read_hwaddr(struct wl1271 *wl, int hwaddr, |
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void *buf, size_t len, |
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bool fixed) |
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{ |
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int physical; |
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int addr; |
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/* Convert from FW internal address which is chip arch dependent */ |
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addr = wl->ops->convert_hwaddr(wl, hwaddr); |
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physical = wlcore_translate_addr(wl, addr); |
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return wlcore_raw_read(wl, physical, buf, len, fixed); |
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} |
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static inline int __must_check wlcore_read32(struct wl1271 *wl, int addr, |
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u32 *val) |
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{ |
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return wlcore_raw_read32(wl, wlcore_translate_addr(wl, addr), val); |
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} |
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static inline int __must_check wlcore_write32(struct wl1271 *wl, int addr, |
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u32 val) |
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{ |
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return wlcore_raw_write32(wl, wlcore_translate_addr(wl, addr), val); |
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} |
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static inline int __must_check wlcore_read_reg(struct wl1271 *wl, int reg, |
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u32 *val) |
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{ |
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return wlcore_raw_read32(wl, |
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wlcore_translate_addr(wl, wl->rtable[reg]), |
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val); |
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} |
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static inline int __must_check wlcore_write_reg(struct wl1271 *wl, int reg, |
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u32 val) |
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{ |
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return wlcore_raw_write32(wl, |
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wlcore_translate_addr(wl, wl->rtable[reg]), |
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val); |
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} |
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static inline void wl1271_power_off(struct wl1271 *wl) |
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{ |
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int ret = 0; |
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if (!test_bit(WL1271_FLAG_GPIO_POWER, &wl->flags)) |
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return; |
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if (wl->if_ops->power) |
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ret = wl->if_ops->power(wl->dev, false); |
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if (!ret) |
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clear_bit(WL1271_FLAG_GPIO_POWER, &wl->flags); |
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} |
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static inline int wl1271_power_on(struct wl1271 *wl) |
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{ |
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int ret = 0; |
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if (wl->if_ops->power) |
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ret = wl->if_ops->power(wl->dev, true); |
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if (ret == 0) |
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set_bit(WL1271_FLAG_GPIO_POWER, &wl->flags); |
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return ret; |
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} |
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int wlcore_set_partition(struct wl1271 *wl, |
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const struct wlcore_partition_set *p); |
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bool wl1271_set_block_size(struct wl1271 *wl); |
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/* Functions from wl1271_main.c */ |
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int wl1271_tx_dummy_packet(struct wl1271 *wl); |
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#endif
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