linux-stable-rt/drivers/net/wireless/iwlwifi/iwl-io.h

93 lines
3.1 KiB
C

/******************************************************************************
*
* Copyright(c) 2003 - 2011 Intel Corporation. All rights reserved.
*
* Portions of this file are derived from the ipw3945 project.
*
* This program is free software; you can redistribute it and/or modify it
* under the terms of version 2 of the GNU General Public License 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 Street, Fifth Floor, Boston, MA 02110, USA
*
* The full GNU General Public License is included in this distribution in the
* file called LICENSE.
*
* Contact Information:
* Intel Linux Wireless <ilw@linux.intel.com>
* Intel Corporation, 5200 N.E. Elam Young Parkway, Hillsboro, OR 97124-6497
*
*****************************************************************************/
#ifndef __iwl_io_h__
#define __iwl_io_h__
#include <linux/io.h>
#include "iwl-dev.h"
#include "iwl-debug.h"
#include "iwl-devtrace.h"
static inline void iwl_write8(struct iwl_priv *priv, u32 ofs, u8 val)
{
trace_iwlwifi_dev_iowrite8(priv, ofs, val);
iowrite8(val, priv->hw_base + ofs);
}
static inline void iwl_write32(struct iwl_priv *priv, u32 ofs, u32 val)
{
trace_iwlwifi_dev_iowrite32(priv, ofs, val);
iowrite32(val, priv->hw_base + ofs);
}
static inline u32 iwl_read32(struct iwl_priv *priv, u32 ofs)
{
u32 val = ioread32(priv->hw_base + ofs);
trace_iwlwifi_dev_ioread32(priv, ofs, val);
return val;
}
void iwl_set_bit(struct iwl_priv *priv, u32 reg, u32 mask);
void iwl_clear_bit(struct iwl_priv *priv, u32 reg, u32 mask);
int iwl_poll_bit(struct iwl_priv *priv, u32 addr,
u32 bits, u32 mask, int timeout);
int iwl_poll_direct_bit(struct iwl_priv *priv, u32 addr, u32 mask,
int timeout);
int iwl_grab_nic_access_silent(struct iwl_priv *priv);
int iwl_grab_nic_access(struct iwl_priv *priv);
void iwl_release_nic_access(struct iwl_priv *priv);
u32 iwl_read_direct32(struct iwl_priv *priv, u32 reg);
void iwl_write_direct32(struct iwl_priv *priv, u32 reg, u32 value);
u32 iwl_read_prph(struct iwl_priv *priv, u32 reg);
void iwl_write_prph(struct iwl_priv *priv, u32 addr, u32 val);
void iwl_set_bits_prph(struct iwl_priv *priv, u32 reg, u32 mask);
void iwl_set_bits_mask_prph(struct iwl_priv *priv, u32 reg,
u32 bits, u32 mask);
void iwl_clear_bits_prph(struct iwl_priv *priv, u32 reg, u32 mask);
void _iwl_read_targ_mem_words(struct iwl_priv *priv, u32 addr,
void *buf, int words);
#define iwl_read_targ_mem_words(priv, addr, buf, bufsize) \
do { \
BUILD_BUG_ON((bufsize) % sizeof(u32)); \
_iwl_read_targ_mem_words(priv, addr, buf, \
(bufsize) / sizeof(u32));\
} while (0)
u32 iwl_read_targ_mem(struct iwl_priv *priv, u32 addr);
void iwl_write_targ_mem(struct iwl_priv *priv, u32 addr, u32 val);
#endif