LXR linux/drivers/net/wireless/intel/iwlwifi/iwl-io.h

   1/******************************************************************************
   2 *
   3 * Copyright(c) 2003 - 2014 Intel Corporation. All rights reserved.
   4 *
   5 * Portions of this file are derived from the ipw3945 project.
   6 *
   7 * This program is free software; you can redistribute it and/or modify it
   8 * under the terms of version 2 of the GNU General Public License as
   9 * published by the Free Software Foundation.
  10 *
  11 * This program is distributed in the hope that it will be useful, but WITHOUT
  12 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
  13 * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License for
  14 * more details.
  15 *
  16 * You should have received a copy of the GNU General Public License along with
  17 * this program; if not, write to the Free Software Foundation, Inc.,
  18 * 51 Franklin Street, Fifth Floor, Boston, MA 02110, USA
  19 *
  20 * The full GNU General Public License is included in this distribution in the
  21 * file called LICENSE.
  22 *
  23 * Contact Information:
  24 *  Intel Linux Wireless <linuxwifi@intel.com>
  25 * Intel Corporation, 5200 N.E. Elam Young Parkway, Hillsboro, OR 97124-6497
  26 *
  27 *****************************************************************************/
  28
  29#ifndef __iwl_io_h__
  30#define __iwl_io_h__
  31
  32#include "iwl-devtrace.h"
  33#include "iwl-trans.h"
  34
  35void iwl_write8(struct iwl_trans *trans, u32 ofs, u8 val);
  36void iwl_write32(struct iwl_trans *trans, u32 ofs, u32 val);
  37void iwl_write64(struct iwl_trans *trans, u64 ofs, u64 val);
  38u32 iwl_read32(struct iwl_trans *trans, u32 ofs);
  39
  40static inline void iwl_set_bit(struct iwl_trans *trans, u32 reg, u32 mask)
  41{
  42        iwl_trans_set_bits_mask(trans, reg, mask, mask);
  43}
  44
  45static inline void iwl_clear_bit(struct iwl_trans *trans, u32 reg, u32 mask)
  46{
  47        iwl_trans_set_bits_mask(trans, reg, mask, 0);
  48}
  49
  50int iwl_poll_bit(struct iwl_trans *trans, u32 addr,
  51                 u32 bits, u32 mask, int timeout);
  52int iwl_poll_direct_bit(struct iwl_trans *trans, u32 addr, u32 mask,
  53                        int timeout);
  54
  55u32 iwl_read_direct32(struct iwl_trans *trans, u32 reg);
  56void iwl_write_direct32(struct iwl_trans *trans, u32 reg, u32 value);
  57void iwl_write_direct64(struct iwl_trans *trans, u64 reg, u64 value);
  58
  59
  60u32 iwl_read_prph_no_grab(struct iwl_trans *trans, u32 ofs);
  61u32 iwl_read_prph(struct iwl_trans *trans, u32 ofs);
  62void iwl_write_prph_no_grab(struct iwl_trans *trans, u32 ofs, u32 val);
  63void iwl_write_prph64_no_grab(struct iwl_trans *trans, u64 ofs, u64 val);
  64void iwl_write_prph(struct iwl_trans *trans, u32 ofs, u32 val);
  65int iwl_poll_prph_bit(struct iwl_trans *trans, u32 addr,
  66                      u32 bits, u32 mask, int timeout);
  67void iwl_set_bits_prph(struct iwl_trans *trans, u32 ofs, u32 mask);
  68void iwl_set_bits_mask_prph(struct iwl_trans *trans, u32 ofs,
  69                            u32 bits, u32 mask);
  70void iwl_clear_bits_prph(struct iwl_trans *trans, u32 ofs, u32 mask);
  71void iwl_force_nmi(struct iwl_trans *trans);
  72
  73/* Error handling */
  74int iwl_dump_fh(struct iwl_trans *trans, char **buf);
  75
  76#endif
  77