1 /* SPDX-License-Identifier: GPL-2.0 OR BSD-3-Clause */
2 /*
3 * Copyright (C) 2005-2014, 2018-2022, 2024 Intel Corporation
4 */
5 #ifndef __iwl_modparams_h__
6 #define __iwl_modparams_h__
7
8 #include <linux/types.h>
9 #include <linux/spinlock.h>
10 #include <linux/gfp.h>
11
12 extern struct iwl_mod_params iwlwifi_mod_params;
13
14 enum iwl_power_level {
15 IWL_POWER_INDEX_1,
16 IWL_POWER_INDEX_2,
17 IWL_POWER_INDEX_3,
18 IWL_POWER_INDEX_4,
19 IWL_POWER_INDEX_5,
20 IWL_POWER_NUM
21 };
22
23 enum iwl_disable_11n {
24 IWL_DISABLE_HT_ALL = BIT(0),
25 IWL_DISABLE_HT_TXAGG = BIT(1),
26 IWL_DISABLE_HT_RXAGG = BIT(2),
27 IWL_ENABLE_HT_TXAGG = BIT(3),
28 };
29
30 enum iwl_amsdu_size {
31 IWL_AMSDU_DEF = 0,
32 IWL_AMSDU_4K = 1,
33 IWL_AMSDU_8K = 2,
34 IWL_AMSDU_12K = 3,
35 /* Add 2K at the end to avoid breaking current API */
36 IWL_AMSDU_2K = 4,
37 };
38
39 enum iwl_uapsd_disable {
40 IWL_DISABLE_UAPSD_BSS = BIT(0),
41 IWL_DISABLE_UAPSD_P2P_CLIENT = BIT(1),
42 };
43
44 /**
45 * struct iwl_mod_params
46 *
47 * Holds the module parameters
48 *
49 * @swcrypto: using hardware encryption, default = 0
50 * @disable_11n: disable 11n capabilities, default = 0,
51 * use IWL_[DIS,EN]ABLE_HT_* constants
52 * @amsdu_size: See &enum iwl_amsdu_size.
53 * @fw_restart: restart firmware, default = 1
54 * @bt_coex_active: enable bt coex, default = true
55 * @led_mode: system default, default = 0
56 * @power_save: enable power save, default = false
57 * @power_level: power level, default = 1
58 * @debug_level: levels are IWL_DL_*
59 * @nvm_file: specifies a external NVM file
60 * @uapsd_disable: disable U-APSD, see &enum iwl_uapsd_disable, default =
61 * IWL_DISABLE_UAPSD_BSS | IWL_DISABLE_UAPSD_P2P_CLIENT
62 * @disable_11ac: disable VHT capabilities, default = false.
63 * @remove_when_gone: remove an inaccessible device from the PCIe bus.
64 * @enable_ini: enable new FW debug infratructure (INI TLVs)
65 * @disable_11be: disable EHT capabilities, default = false.
66 */
67 struct iwl_mod_params {
68 int swcrypto;
69 unsigned int disable_11n;
70 int amsdu_size;
71 bool fw_restart;
72 bool bt_coex_active;
73 int led_mode;
74 bool power_save;
75 int power_level;
76 #ifdef CONFIG_IWLWIFI_DEBUG
77 u32 debug_level;
78 #endif
79 char *nvm_file;
80 u32 uapsd_disable;
81 bool disable_11ac;
82 /**
83 * @disable_11ax: disable HE capabilities, default = false
84 */
85 bool disable_11ax;
86 bool remove_when_gone;
87 u32 enable_ini;
88 bool disable_11be;
89 };
90
iwl_enable_rx_ampdu(void)91 static inline bool iwl_enable_rx_ampdu(void)
92 {
93 if (iwlwifi_mod_params.disable_11n & IWL_DISABLE_HT_RXAGG)
94 return false;
95 return true;
96 }
97
iwl_enable_tx_ampdu(void)98 static inline bool iwl_enable_tx_ampdu(void)
99 {
100 if (iwlwifi_mod_params.disable_11n & IWL_DISABLE_HT_TXAGG)
101 return false;
102 if (iwlwifi_mod_params.disable_11n & IWL_ENABLE_HT_TXAGG)
103 return true;
104
105 /* enabled by default */
106 return true;
107 }
108
109 /* Verify amsdu_size module parameter and convert it to a rxb size */
110 static inline enum iwl_amsdu_size
iwl_amsdu_size_to_rxb_size(void)111 iwl_amsdu_size_to_rxb_size(void)
112 {
113 switch (iwlwifi_mod_params.amsdu_size) {
114 case IWL_AMSDU_8K:
115 return IWL_AMSDU_8K;
116 case IWL_AMSDU_12K:
117 return IWL_AMSDU_12K;
118 default:
119 pr_err("%s: Unsupported amsdu_size: %d\n", KBUILD_MODNAME,
120 iwlwifi_mod_params.amsdu_size);
121 fallthrough;
122 case IWL_AMSDU_DEF:
123 case IWL_AMSDU_4K:
124 return IWL_AMSDU_4K;
125 }
126 }
127
128 #endif /* #__iwl_modparams_h__ */
129