drivers/net/wireless/zd1211rw/zd_rf.h

   1 /* zd_rf.h
   2  *
   3  * This program is free software; you can redistribute it and/or modify
   4  * it under the terms of the GNU General Public License as published by
   5  * the Free Software Foundation; either version 2 of the License, or
   6  * (at your option) any later version.
   7  *
   8  * This program is distributed in the hope that it will be useful,
   9  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  10  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  11  * GNU General Public License for more details.
  12  *
  13  * You should have received a copy of the GNU General Public License
  14  * along with this program; if not, write to the Free Software
  15  * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
  16  */
  17
  18 #ifndef _ZD_RF_H
  19 #define _ZD_RF_H
  20
  21 #define UW2451_RF                       0x2
  22 #define UCHIP_RF                        0x3
  23 #define AL2230_RF                       0x4
  24 #define AL7230B_RF                      0x5     /* a,b,g */
  25 #define THETA_RF                        0x6
  26 #define AL2210_RF                       0x7
  27 #define MAXIM_NEW_RF                    0x8
  28 #define UW2453_RF                       0x9
  29 #define AL2230S_RF                      0xa
  30 #define RALINK_RF                       0xb
  31 #define INTERSIL_RF                     0xc
  32 #define RF2959_RF                       0xd
  33 #define MAXIM_NEW2_RF                   0xe
  34 #define PHILIPS_RF                      0xf
  35
  36 #define RF_CHANNEL(ch) [(ch)-1]
  37
  38 /* Provides functions of the RF transceiver. */
  39
  40 enum {
  41         RF_REG_BITS = 6,
  42         RF_VALUE_BITS = 18,
  43         RF_RV_BITS = RF_REG_BITS + RF_VALUE_BITS,
  44 };
  45
  46 struct zd_rf {
  47         u8 type;
  48
  49         u8 channel;
  50
  51         /* whether channel integration and calibration should be updated
  52          * defaults to 1 (yes) */
  53         u8 update_channel_int:1;
  54
  55         /* whether CR47 should be patched from the EEPROM, if the appropriate
  56          * flag is set in the POD. The vendor driver suggests that this should
  57          * be done for all RF's, but a bug in their code prevents but their
  58          * HW_OverWritePhyRegFromE2P() routine from ever taking effect. */
  59         u8 patch_cck_gain:1;
  60
  61         /* private RF driver data */
  62         void *priv;
  63
  64         /* RF-specific functions */
  65         int (*init_hw)(struct zd_rf *rf);
  66         int (*set_channel)(struct zd_rf *rf, u8 channel);
  67         int (*switch_radio_on)(struct zd_rf *rf);
  68         int (*switch_radio_off)(struct zd_rf *rf);
  69         int (*patch_6m_band_edge)(struct zd_rf *rf, u8 channel);
  70         void (*clear)(struct zd_rf *rf);
  71 };
  72
  73 const char *zd_rf_name(u8 type);
  74 void zd_rf_init(struct zd_rf *rf);
  75 void zd_rf_clear(struct zd_rf *rf);
  76 int zd_rf_init_hw(struct zd_rf *rf, u8 type);
  77
  78 int zd_rf_scnprint_id(struct zd_rf *rf, char *buffer, size_t size);
  79
  80 int zd_rf_set_channel(struct zd_rf *rf, u8 channel);
  81
  82 int zd_switch_radio_on(struct zd_rf *rf);
  83 int zd_switch_radio_off(struct zd_rf *rf);
  84
  85 int zd_rf_patch_6m_band_edge(struct zd_rf *rf, u8 channel);
  86 int zd_rf_generic_patch_6m(struct zd_rf *rf, u8 channel);
  87
  88 static inline int zd_rf_should_update_pwr_int(struct zd_rf *rf)
  89 {
  90         return rf->update_channel_int;
  91 }
  92
  93 static inline int zd_rf_should_patch_cck_gain(struct zd_rf *rf)
  94 {
  95         return rf->patch_cck_gain;
  96 }
  97
  98 int zd_rf_patch_6m_band_edge(struct zd_rf *rf, u8 channel);
  99 int zd_rf_generic_patch_6m(struct zd_rf *rf, u8 channel);
 100
 101 /* Functions for individual RF chips */
 102
 103 int zd_rf_init_rf2959(struct zd_rf *rf);
 104 int zd_rf_init_al2230(struct zd_rf *rf);
 105 int zd_rf_init_al7230b(struct zd_rf *rf);
 106 int zd_rf_init_uw2453(struct zd_rf *rf);
 107
 108 #endif /* _ZD_RF_H */