iwl-io.h

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    1 /* SPDX-License-Identifier: GPL-2.0 OR BSD-3-Clause */
    2 /*
    3  * Copyright (C) 2018-2021 Intel Corporation
    4  */
    5 #ifndef __iwl_io_h__
    6 #define __iwl_io_h__
    7 
    8 #include "iwl-devtrace.h"
    9 #include "iwl-trans.h"
   10 
   11 void iwl_write8(struct iwl_trans *trans, u32 ofs, u8 val);
   12 void iwl_write32(struct iwl_trans *trans, u32 ofs, u32 val);
   13 void iwl_write64(struct iwl_trans *trans, u64 ofs, u64 val);
   14 u32 iwl_read32(struct iwl_trans *trans, u32 ofs);
   15 
   16 static inline void iwl_set_bit(struct iwl_trans *trans, u32 reg, u32 mask)
   17 {
   18         iwl_trans_set_bits_mask(trans, reg, mask, mask);
   19 }
   20 
   21 static inline void iwl_clear_bit(struct iwl_trans *trans, u32 reg, u32 mask)
   22 {
   23         iwl_trans_set_bits_mask(trans, reg, mask, 0);
   24 }
   25 
   26 int iwl_poll_bit(struct iwl_trans *trans, u32 addr,
   27                  u32 bits, u32 mask, int timeout);
   28 int iwl_poll_direct_bit(struct iwl_trans *trans, u32 addr, u32 mask,
   29                         int timeout);
   30 
   31 u32 iwl_read_direct32(struct iwl_trans *trans, u32 reg);
   32 void iwl_write_direct32(struct iwl_trans *trans, u32 reg, u32 value);
   33 void iwl_write_direct64(struct iwl_trans *trans, u64 reg, u64 value);
   34 
   35 
   36 u32 iwl_read_prph_no_grab(struct iwl_trans *trans, u32 ofs);
   37 u32 iwl_read_prph(struct iwl_trans *trans, u32 ofs);
   38 void iwl_write_prph_no_grab(struct iwl_trans *trans, u32 ofs, u32 val);
   39 void iwl_write_prph64_no_grab(struct iwl_trans *trans, u64 ofs, u64 val);
   40 void iwl_write_prph_delay(struct iwl_trans *trans, u32 ofs,
   41                           u32 val, u32 delay_ms);
   42 static inline void iwl_write_prph(struct iwl_trans *trans, u32 ofs, u32 val)
   43 {
   44         iwl_write_prph_delay(trans, ofs, val, 0);
   45 }
   46 
   47 int iwl_poll_prph_bit(struct iwl_trans *trans, u32 addr,
   48                       u32 bits, u32 mask, int timeout);
   49 void iwl_set_bits_prph(struct iwl_trans *trans, u32 ofs, u32 mask);
   50 void iwl_set_bits_mask_prph(struct iwl_trans *trans, u32 ofs,
   51                             u32 bits, u32 mask);
   52 void iwl_clear_bits_prph(struct iwl_trans *trans, u32 ofs, u32 mask);
   53 void iwl_force_nmi(struct iwl_trans *trans);
   54 
   55 int iwl_finish_nic_init(struct iwl_trans *trans);
   56 
   57 /* Error handling */
   58 int iwl_dump_fh(struct iwl_trans *trans, char **buf);
   59 
   60 /*
   61  * UMAC periphery address space changed from 0xA00000 to 0xD00000 starting from
   62  * device family AX200. So peripheries used in families above and below AX200
   63  * should go through iwl_..._umac_..._prph.
   64  */
   65 static inline u32 iwl_umac_prph(struct iwl_trans *trans, u32 ofs)
   66 {
   67         return ofs + trans->trans_cfg->umac_prph_offset;
   68 }
   69 
   70 static inline u32 iwl_read_umac_prph_no_grab(struct iwl_trans *trans, u32 ofs)
   71 {
   72         return iwl_read_prph_no_grab(trans, ofs +
   73                                      trans->trans_cfg->umac_prph_offset);
   74 }
   75 
   76 static inline u32 iwl_read_umac_prph(struct iwl_trans *trans, u32 ofs)
   77 {
   78         return iwl_read_prph(trans, ofs + trans->trans_cfg->umac_prph_offset);
   79 }
   80 
   81 static inline void iwl_write_umac_prph_no_grab(struct iwl_trans *trans, u32 ofs,
   82                                                u32 val)
   83 {
   84         iwl_write_prph_no_grab(trans,  ofs + trans->trans_cfg->umac_prph_offset,
   85                                val);
   86 }
   87 
   88 static inline void iwl_write_umac_prph(struct iwl_trans *trans, u32 ofs,
   89                                        u32 val)
   90 {
   91         iwl_write_prph(trans,  ofs + trans->trans_cfg->umac_prph_offset, val);
   92 }
   93 
   94 static inline int iwl_poll_umac_prph_bit(struct iwl_trans *trans, u32 addr,
   95                                          u32 bits, u32 mask, int timeout)
   96 {
   97         return iwl_poll_prph_bit(trans, addr +
   98                                  trans->trans_cfg->umac_prph_offset,
   99                                  bits, mask, timeout);
  100 }
  101 
  102 #endif

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FreeBSD/Linux Kernel Cross Reference sys/contrib/dev/iwlwifi/iwl-io.h

FreeBSD/Linux Kernel Cross Reference
sys/contrib/dev/iwlwifi/iwl-io.h