xref: /linux/drivers/net/wireless/ti/wl18xx/wl18xx.h (revision 0d456bad36d42d16022be045c8a53ddbb59ee478)
1 /*
2  * This file is part of wl18xx
3  *
4  * Copyright (C) 2011 Texas Instruments Inc.
5  *
6  * This program is free software; you can redistribute it and/or
7  * modify it under the terms of the GNU General Public License
8  * version 2 as published by the Free Software Foundation.
9  *
10  * This program is distributed in the hope that it will be useful, but
11  * WITHOUT ANY WARRANTY; without even the implied warranty of
12  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
13  * General Public License for more details.
14  *
15  * You should have received a copy of the GNU General Public License
16  * along with this program; if not, write to the Free Software
17  * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
18  * 02110-1301 USA
19  *
20  */
21 
22 #ifndef __WL18XX_PRIV_H__
23 #define __WL18XX_PRIV_H__
24 
25 #include "conf.h"
26 
27 /* minimum FW required for driver */
28 #define WL18XX_CHIP_VER		8
29 #define WL18XX_IFTYPE_VER	2
30 #define WL18XX_MAJOR_VER	0
31 #define WL18XX_SUBTYPE_VER	0
32 #define WL18XX_MINOR_VER	100
33 
34 #define WL18XX_CMD_MAX_SIZE          740
35 
36 #define WL18XX_AGGR_BUFFER_SIZE		(13 * PAGE_SIZE)
37 
38 #define WL18XX_NUM_TX_DESCRIPTORS 32
39 #define WL18XX_NUM_RX_DESCRIPTORS 32
40 
41 #define WL18XX_NUM_MAC_ADDRESSES 3
42 
43 struct wl18xx_priv {
44 	/* buffer for sending commands to FW */
45 	u8 cmd_buf[WL18XX_CMD_MAX_SIZE];
46 
47 	struct wl18xx_priv_conf conf;
48 
49 	/* Index of last released Tx desc in FW */
50 	u8 last_fw_rls_idx;
51 
52 	/* number of VIFs requiring extra spare mem-blocks */
53 	int extra_spare_vif_count;
54 };
55 
56 #define WL18XX_FW_MAX_TX_STATUS_DESC 33
57 
58 struct wl18xx_fw_status_priv {
59 	/*
60 	 * Index in released_tx_desc for first byte that holds
61 	 * released tx host desc
62 	 */
63 	u8 fw_release_idx;
64 
65 	/*
66 	 * Array of host Tx descriptors, where fw_release_idx
67 	 * indicated the first released idx.
68 	 */
69 	u8 released_tx_desc[WL18XX_FW_MAX_TX_STATUS_DESC];
70 
71 	u8 padding[2];
72 };
73 
74 #define WL18XX_PHY_VERSION_MAX_LEN 20
75 
76 struct wl18xx_static_data_priv {
77 	char phy_version[WL18XX_PHY_VERSION_MAX_LEN];
78 };
79 
80 struct wl18xx_clk_cfg {
81 	u32 n;
82 	u32 m;
83 	u32 p;
84 	u32 q;
85 	bool swallow;
86 };
87 
88 enum {
89 	CLOCK_CONFIG_16_2_M	= 1,
90 	CLOCK_CONFIG_16_368_M,
91 	CLOCK_CONFIG_16_8_M,
92 	CLOCK_CONFIG_19_2_M,
93 	CLOCK_CONFIG_26_M,
94 	CLOCK_CONFIG_32_736_M,
95 	CLOCK_CONFIG_33_6_M,
96 	CLOCK_CONFIG_38_468_M,
97 	CLOCK_CONFIG_52_M,
98 
99 	NUM_CLOCK_CONFIGS,
100 };
101 
102 #endif /* __WL18XX_PRIV_H__ */
103