LXR linux/drivers/net/wireless/zydas/zd1211rw/zd

   1/* ZD1211 USB-WLAN driver for Linux
   2 *
   3 * Copyright (C) 2005-2007 Ulrich Kunitz <kune@deine-taler.de>
   4 * Copyright (C) 2006-2007 Daniel Drake <dsd@gentoo.org>
   5 *
   6 * This program is free software; you can redistribute it and/or modify
   7 * it under the terms of the GNU General Public License as published by
   8 * the Free Software Foundation; either version 2 of the License, or
   9 * (at your option) any later version.
  10 *
  11 * This program is distributed in the hope that it will be useful,
  12 * but WITHOUT ANY WARRANTY; without even the implied warranty of
  13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  14 * GNU General Public License for more details.
  15 *
  16 * You should have received a copy of the GNU General Public License
  17 * along with this program; if not, see <http://www.gnu.org/licenses/>.
  18 */
  19
  20#ifndef _ZD_RF_H
  21#define _ZD_RF_H
  22
  23#define UW2451_RF                       0x2
  24#define UCHIP_RF                        0x3
  25#define AL2230_RF                       0x4
  26#define AL7230B_RF                      0x5     /* a,b,g */
  27#define THETA_RF                        0x6
  28#define AL2210_RF                       0x7
  29#define MAXIM_NEW_RF                    0x8
  30#define UW2453_RF                       0x9
  31#define AL2230S_RF                      0xa
  32#define RALINK_RF                       0xb
  33#define INTERSIL_RF                     0xc
  34#define RF2959_RF                       0xd
  35#define MAXIM_NEW2_RF                   0xe
  36#define PHILIPS_RF                      0xf
  37
  38#define RF_CHANNEL(ch) [(ch)-1]
  39
  40/* Provides functions of the RF transceiver. */
  41
  42enum {
  43        RF_REG_BITS = 6,
  44        RF_VALUE_BITS = 18,
  45        RF_RV_BITS = RF_REG_BITS + RF_VALUE_BITS,
  46};
  47
  48struct zd_rf {
  49        u8 type;
  50
  51        u8 channel;
  52
  53        /* whether channel integration and calibration should be updated
  54         * defaults to 1 (yes) */
  55        u8 update_channel_int:1;
  56
  57        /* whether ZD_CR47 should be patched from the EEPROM, if the appropriate
  58         * flag is set in the POD. The vendor driver suggests that this should
  59         * be done for all RF's, but a bug in their code prevents but their
  60         * HW_OverWritePhyRegFromE2P() routine from ever taking effect. */
  61        u8 patch_cck_gain:1;
  62
  63        /* private RF driver data */
  64        void *priv;
  65
  66        /* RF-specific functions */
  67        int (*init_hw)(struct zd_rf *rf);
  68        int (*set_channel)(struct zd_rf *rf, u8 channel);
  69        int (*switch_radio_on)(struct zd_rf *rf);
  70        int (*switch_radio_off)(struct zd_rf *rf);
  71        int (*patch_6m_band_edge)(struct zd_rf *rf, u8 channel);
  72        void (*clear)(struct zd_rf *rf);
  73};
  74
  75const char *zd_rf_name(u8 type);
  76void zd_rf_init(struct zd_rf *rf);
  77void zd_rf_clear(struct zd_rf *rf);
  78int zd_rf_init_hw(struct zd_rf *rf, u8 type);
  79
  80int zd_rf_scnprint_id(struct zd_rf *rf, char *buffer, size_t size);
  81
  82int zd_rf_set_channel(struct zd_rf *rf, u8 channel);
  83
  84int zd_switch_radio_on(struct zd_rf *rf);
  85int zd_switch_radio_off(struct zd_rf *rf);
  86
  87int zd_rf_patch_6m_band_edge(struct zd_rf *rf, u8 channel);
  88int zd_rf_generic_patch_6m(struct zd_rf *rf, u8 channel);
  89
  90static inline int zd_rf_should_update_pwr_int(struct zd_rf *rf)
  91{
  92        return rf->update_channel_int;
  93}
  94
  95static inline int zd_rf_should_patch_cck_gain(struct zd_rf *rf)
  96{
  97        return rf->patch_cck_gain;
  98}
  99
 100int zd_rf_patch_6m_band_edge(struct zd_rf *rf, u8 channel);
 101int zd_rf_generic_patch_6m(struct zd_rf *rf, u8 channel);
 102
 103/* Functions for individual RF chips */
 104
 105int zd_rf_init_rf2959(struct zd_rf *rf);
 106int zd_rf_init_al2230(struct zd_rf *rf);
 107int zd_rf_init_al7230b(struct zd_rf *rf);
 108int zd_rf_init_uw2453(struct zd_rf *rf);
 109
 110#endif /* _ZD_RF_H */
 111