mac80211: brcm: backport first set of 5.4 brcmfmac changes
[openwrt/openwrt.git] / package / kernel / mac80211 / patches / brcm / 863-brcmfmac-add-in-driver-tables-with-country-codes.patch
1 From: =?UTF-8?q?Rafa=C5=82=20Mi=C5=82ecki?= <rafal@milecki.pl>
2 Subject: [PATCH] brcmfmac: add in-driver tables with country codes
3 MIME-Version: 1.0
4 Content-Type: text/plain; charset=UTF-8
5 Content-Transfer-Encoding: 8bit
6
7 This adds early support for changing region. Ideally this data should
8 be stored in DT as all these mappings are devices specific.
9
10 Signed-off-by: Rafał Miłecki <rafal@milecki.pl>
11 ---
12
13 --- a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/of.c
14 +++ b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/of.c
15 @@ -12,6 +12,36 @@
16 #include "common.h"
17 #include "of.h"
18
19 +/* TODO: FIXME: Use DT */
20 +static void brcmf_of_probe_cc(struct device *dev,
21 + struct brcmf_mp_device *settings)
22 +{
23 + static struct brcmfmac_pd_cc_entry netgear_r8000_cc_ent[] = {
24 + { "JP", "JP", 78 },
25 + { "US", "Q2", 86 },
26 + };
27 + struct brcmfmac_pd_cc_entry *cc_ent = NULL;
28 + int table_size = 0;
29 +
30 + if (of_machine_is_compatible("netgear,r8000")) {
31 + cc_ent = netgear_r8000_cc_ent;
32 + table_size = ARRAY_SIZE(netgear_r8000_cc_ent);
33 + }
34 +
35 + if (cc_ent && table_size) {
36 + struct brcmfmac_pd_cc *cc;
37 + size_t memsize;
38 +
39 + memsize = table_size * sizeof(struct brcmfmac_pd_cc_entry);
40 + cc = devm_kzalloc(dev, sizeof(*cc) + memsize, GFP_KERNEL);
41 + if (!cc)
42 + return;
43 + cc->table_size = table_size;
44 + memcpy(cc->table, cc_ent, memsize);
45 + settings->country_codes = cc;
46 + }
47 +}
48 +
49 void brcmf_of_probe(struct device *dev, enum brcmf_bus_type bus_type,
50 struct brcmf_mp_device *settings)
51 {
52 @@ -30,6 +60,8 @@ void brcmf_of_probe(struct device *dev,
53 of_node_put(root);
54 }
55
56 + brcmf_of_probe_cc(dev, settings);
57 +
58 if (!np || bus_type != BRCMF_BUSTYPE_SDIO ||
59 !of_device_is_compatible(np, "brcm,bcm4329-fmac"))
60 return;