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/*
* This file is part of wl12xx
*
* Copyright (C) 2008 Nokia Corporation
*
* Contact: Kalle Valo <kalle.valo@nokia.com>
*
* 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.
*
* This program is distributed in the hope that it will be useful, but
* WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
* 02110-1301 USA
*
*/
#include "wl1251.h"
#include "reg.h"
#include "wl1251_io.h"
static int wl1251_translate_reg_addr(struct wl1251 *wl, int addr)
{
/* If the address is lower than REGISTERS_BASE, it means that this is
* a chip-specific register address, so look it up in the registers
* table */
if (addr < REGISTERS_BASE) {
/* Make sure we don't go over the table */
if (addr >= ACX_REG_TABLE_LEN) {
wl1251_error("address out of range (%d)", addr);
return -EINVAL;
}
addr = wl->chip.acx_reg_table[addr];
}
return addr - wl->physical_reg_addr + wl->virtual_reg_addr;
}
static int wl1251_translate_mem_addr(struct wl1251 *wl, int addr)
{
return addr - wl->physical_mem_addr + wl->virtual_mem_addr;
}
void wl1251_mem_read(struct wl1251 *wl, int addr, void *buf, size_t len)
{
int physical;
physical = wl1251_translate_mem_addr(wl, addr);
wl->if_ops->read(wl, physical, buf, len);
}
void wl1251_mem_write(struct wl1251 *wl, int addr, void *buf, size_t len)
{
int physical;
physical = wl1251_translate_mem_addr(wl, addr);
wl->if_ops->write(wl, physical, buf, len);
}
u32 wl1251_mem_read32(struct wl1251 *wl, int addr)
{
return wl1251_read32(wl, wl1251_translate_mem_addr(wl, addr));
}
void wl1251_mem_write32(struct wl1251 *wl, int addr, u32 val)
{
wl1251_write32(wl, wl1251_translate_mem_addr(wl, addr), val);
}
u32 wl1251_reg_read32(struct wl1251 *wl, int addr)
{
return wl1251_read32(wl, wl1251_translate_reg_addr(wl, addr));
}
void wl1251_reg_write32(struct wl1251 *wl, int addr, u32 val)
{
wl1251_write32(wl, wl1251_translate_reg_addr(wl, addr), val);
}
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