1 /* SPDX-License-Identifier: GPL-2.0-or-later */
2 /* ZD1211 USB-WLAN driver for Linux
3  *
4  * Copyright (C) 2005-2007 Ulrich Kunitz <kune@deine-taler.de>
5  * Copyright (C) 2006-2007 Daniel Drake <dsd@gentoo.org>
6  */
7 
8 #ifndef _ZD_RF_H
9 #define _ZD_RF_H
10 
11 #define UW2451_RF			0x2
12 #define UCHIP_RF			0x3
13 #define AL2230_RF			0x4
14 #define AL7230B_RF			0x5	/* a,b,g */
15 #define THETA_RF			0x6
16 #define AL2210_RF			0x7
17 #define MAXIM_NEW_RF			0x8
18 #define UW2453_RF			0x9
19 #define AL2230S_RF			0xa
20 #define RALINK_RF			0xb
21 #define INTERSIL_RF			0xc
22 #define RF2959_RF			0xd
23 #define MAXIM_NEW2_RF			0xe
24 #define PHILIPS_RF			0xf
25 
26 #define RF_CHANNEL(ch) [(ch)-1]
27 
28 /* Provides functions of the RF transceiver. */
29 
30 enum {
31 	RF_REG_BITS = 6,
32 	RF_VALUE_BITS = 18,
33 	RF_RV_BITS = RF_REG_BITS + RF_VALUE_BITS,
34 };
35 
36 struct zd_rf {
37 	u8 type;
38 
39 	u8 channel;
40 
41 	/* whether channel integration and calibration should be updated
42 	 * defaults to 1 (yes) */
43 	u8 update_channel_int:1;
44 
45 	/* whether ZD_CR47 should be patched from the EEPROM, if the appropriate
46 	 * flag is set in the POD. The vendor driver suggests that this should
47 	 * be done for all RF's, but a bug in their code prevents but their
48 	 * HW_OverWritePhyRegFromE2P() routine from ever taking effect. */
49 	u8 patch_cck_gain:1;
50 
51 	/* private RF driver data */
52 	void *priv;
53 
54 	/* RF-specific functions */
55 	int (*init_hw)(struct zd_rf *rf);
56 	int (*set_channel)(struct zd_rf *rf, u8 channel);
57 	int (*switch_radio_on)(struct zd_rf *rf);
58 	int (*switch_radio_off)(struct zd_rf *rf);
59 	int (*patch_6m_band_edge)(struct zd_rf *rf, u8 channel);
60 	void (*clear)(struct zd_rf *rf);
61 };
62 
63 const char *zd_rf_name(u8 type);
64 void zd_rf_init(struct zd_rf *rf);
65 void zd_rf_clear(struct zd_rf *rf);
66 int zd_rf_init_hw(struct zd_rf *rf, u8 type);
67 
68 int zd_rf_scnprint_id(struct zd_rf *rf, char *buffer, size_t size);
69 
70 int zd_rf_set_channel(struct zd_rf *rf, u8 channel);
71 
72 int zd_switch_radio_on(struct zd_rf *rf);
73 int zd_switch_radio_off(struct zd_rf *rf);
74 
75 int zd_rf_patch_6m_band_edge(struct zd_rf *rf, u8 channel);
76 int zd_rf_generic_patch_6m(struct zd_rf *rf, u8 channel);
77 
78 static inline int zd_rf_should_update_pwr_int(struct zd_rf *rf)
79 {
80 	return rf->update_channel_int;
81 }
82 
83 static inline int zd_rf_should_patch_cck_gain(struct zd_rf *rf)
84 {
85 	return rf->patch_cck_gain;
86 }
87 
88 /* Functions for individual RF chips */
89 
90 int zd_rf_init_rf2959(struct zd_rf *rf);
91 int zd_rf_init_al2230(struct zd_rf *rf);
92 int zd_rf_init_al7230b(struct zd_rf *rf);
93 int zd_rf_init_uw2453(struct zd_rf *rf);
94 
95 #endif /* _ZD_RF_H */
96