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09059defe57c8b4ba177bf2929b78427a4bab286
[openwrt/staging/mans0n.git] /
1 From 837482e69a3f0d7cbc73922020012f83635f5ddb Mon Sep 17 00:00:00 2001
2 From: Wright Feng <wright.feng@cypress.com>
3 Date: Thu, 12 Dec 2019 00:52:50 +0100
4 Subject: [PATCH 6/7] brcmfmac: add RSDB condition when setting interface
5 combinations
6
7 With firmware RSDB feature
8 1. The maximum support interface is four.
9 2. The maximum difference channel is two.
10 3. The maximum interfaces of {station/p2p client/AP} are two.
11 4. The maximum interface of p2p device is one.
12
13 Signed-off-by: Wright Feng <wright.feng@cypress.com>
14 Signed-off-by: Soeren Moch <smoch@web.de>
15 Reviewed-by: Chi-Hsien Lin <chi-hsien.lin@cypress.com>
16 Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
17 ---
18 .../broadcom/brcm80211/brcmfmac/cfg80211.c | 54 ++++++++++++++++---
19 1 file changed, 46 insertions(+), 8 deletions(-)
20
21 --- a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/cfg80211.c
22 +++ b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/cfg80211.c
23 @@ -6520,6 +6520,9 @@ brcmf_txrx_stypes[NUM_NL80211_IFTYPES] =
24 * #STA <= 1, #AP <= 1, channels = 1, 2 total
25 * #AP <= 4, matching BI, channels = 1, 4 total
26 *
27 + * no p2p and rsdb:
28 + * #STA <= 2, #AP <= 2, channels = 2, 4 total
29 + *
30 * p2p, no mchan, and mbss:
31 *
32 * #STA <= 1, #P2P-DEV <= 1, #{P2P-CL, P2P-GO} <= 1, channels = 1, 3 total
33 @@ -6531,6 +6534,10 @@ brcmf_txrx_stypes[NUM_NL80211_IFTYPES] =
34 * #STA <= 1, #P2P-DEV <= 1, #{P2P-CL, P2P-GO} <= 1, channels = 2, 3 total
35 * #STA <= 1, #P2P-DEV <= 1, #AP <= 1, #P2P-CL <= 1, channels = 1, 4 total
36 * #AP <= 4, matching BI, channels = 1, 4 total
37 + *
38 + * p2p, rsdb, and no mbss:
39 + * #STA <= 2, #P2P-DEV <= 1, #{P2P-CL, P2P-GO} <= 2, AP <= 2,
40 + * channels = 2, 4 total
41 */
42 static int brcmf_setup_ifmodes(struct wiphy *wiphy, struct brcmf_if *ifp)
43 {
44 @@ -6538,13 +6545,14 @@ static int brcmf_setup_ifmodes(struct wi
45 struct ieee80211_iface_limit *c0_limits = NULL;
46 struct ieee80211_iface_limit *p2p_limits = NULL;
47 struct ieee80211_iface_limit *mbss_limits = NULL;
48 - bool mbss, p2p;
49 + bool mbss, p2p, rsdb;
50 int i, c, n_combos;
51
52 mbss = brcmf_feat_is_enabled(ifp, BRCMF_FEAT_MBSS);
53 p2p = brcmf_feat_is_enabled(ifp, BRCMF_FEAT_P2P);
54 + rsdb = brcmf_feat_is_enabled(ifp, BRCMF_FEAT_RSDB);
55
56 - n_combos = 1 + !!p2p + !!mbss;
57 + n_combos = 1 + !!(p2p && !rsdb) + !!mbss;
58 combo = kcalloc(n_combos, sizeof(*combo), GFP_KERNEL);
59 if (!combo)
60 goto err;
61 @@ -6555,16 +6563,36 @@ static int brcmf_setup_ifmodes(struct wi
62
63 c = 0;
64 i = 0;
65 - c0_limits = kcalloc(p2p ? 3 : 2, sizeof(*c0_limits), GFP_KERNEL);
66 + if (p2p && rsdb)
67 + c0_limits = kcalloc(4, sizeof(*c0_limits), GFP_KERNEL);
68 + else if (p2p)
69 + c0_limits = kcalloc(3, sizeof(*c0_limits), GFP_KERNEL);
70 + else
71 + c0_limits = kcalloc(2, sizeof(*c0_limits), GFP_KERNEL);
72 if (!c0_limits)
73 goto err;
74 - c0_limits[i].max = 1;
75 - c0_limits[i++].types = BIT(NL80211_IFTYPE_STATION);
76 - if (p2p) {
77 + if (p2p && rsdb) {
78 + combo[c].num_different_channels = 2;
79 + wiphy->interface_modes |= BIT(NL80211_IFTYPE_P2P_CLIENT) |
80 + BIT(NL80211_IFTYPE_P2P_GO) |
81 + BIT(NL80211_IFTYPE_P2P_DEVICE);
82 + c0_limits[i].max = 2;
83 + c0_limits[i++].types = BIT(NL80211_IFTYPE_STATION);
84 + c0_limits[i].max = 1;
85 + c0_limits[i++].types = BIT(NL80211_IFTYPE_P2P_DEVICE);
86 + c0_limits[i].max = 2;
87 + c0_limits[i++].types = BIT(NL80211_IFTYPE_P2P_CLIENT) |
88 + BIT(NL80211_IFTYPE_P2P_GO);
89 + c0_limits[i].max = 2;
90 + c0_limits[i++].types = BIT(NL80211_IFTYPE_AP);
91 + combo[c].max_interfaces = 5;
92 + } else if (p2p) {
93 if (brcmf_feat_is_enabled(ifp, BRCMF_FEAT_MCHAN))
94 combo[c].num_different_channels = 2;
95 else
96 combo[c].num_different_channels = 1;
97 + c0_limits[i].max = 1;
98 + c0_limits[i++].types = BIT(NL80211_IFTYPE_STATION);
99 wiphy->interface_modes |= BIT(NL80211_IFTYPE_P2P_CLIENT) |
100 BIT(NL80211_IFTYPE_P2P_GO) |
101 BIT(NL80211_IFTYPE_P2P_DEVICE);
102 @@ -6573,16 +6601,26 @@ static int brcmf_setup_ifmodes(struct wi
103 c0_limits[i].max = 1;
104 c0_limits[i++].types = BIT(NL80211_IFTYPE_P2P_CLIENT) |
105 BIT(NL80211_IFTYPE_P2P_GO);
106 + combo[c].max_interfaces = i;
107 + } else if (rsdb) {
108 + combo[c].num_different_channels = 2;
109 + c0_limits[i].max = 2;
110 + c0_limits[i++].types = BIT(NL80211_IFTYPE_STATION);
111 + c0_limits[i].max = 2;
112 + c0_limits[i++].types = BIT(NL80211_IFTYPE_AP);
113 + combo[c].max_interfaces = 3;
114 } else {
115 combo[c].num_different_channels = 1;
116 c0_limits[i].max = 1;
117 + c0_limits[i++].types = BIT(NL80211_IFTYPE_STATION);
118 + c0_limits[i].max = 1;
119 c0_limits[i++].types = BIT(NL80211_IFTYPE_AP);
120 + combo[c].max_interfaces = i;
121 }
122 - combo[c].max_interfaces = i;
123 combo[c].n_limits = i;
124 combo[c].limits = c0_limits;
125
126 - if (p2p) {
127 + if (p2p && !rsdb) {
128 c++;
129 i = 0;
130 p2p_limits = kcalloc(4, sizeof(*p2p_limits), GFP_KERNEL);
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