mt76: update to the latest version
[oweals/openwrt.git] / package / kernel / mac80211 / patches / 860-brcmfmac-register-wiphy-s-during-module_init.patch
1 From: =?UTF-8?q?Rafa=C5=82=20Mi=C5=82ecki?= <zajec5@gmail.com>
2 Date: Mon, 8 Jun 2015 16:11:40 +0200
3 Subject: [PATCH] brcmfmac: register wiphy(s) during module_init
4 MIME-Version: 1.0
5 Content-Type: text/plain; charset=UTF-8
6 Content-Transfer-Encoding: 8bit
7
8 This is needed by OpenWrt which expects all PHYs to be created after
9 module loads successfully.
10
11 Signed-off-by: Rafał Miłecki <zajec5@gmail.com>
12 ---
13
14 --- a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/core.c
15 +++ b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/core.c
16 @@ -1295,6 +1295,7 @@ int __init brcmf_core_init(void)
17  {
18         if (!schedule_work(&brcmf_driver_work))
19                 return -EBUSY;
20 +       flush_work(&brcmf_driver_work);
21  
22         return 0;
23  }
24 --- a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/firmware.c
25 +++ b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/firmware.c
26 @@ -444,6 +444,7 @@ struct brcmf_fw {
27         u16 bus_nr;
28         void (*done)(struct device *dev, int err, const struct firmware *fw,
29                      void *nvram_image, u32 nvram_len);
30 +       struct completion *completion;
31  };
32  
33  static void brcmf_fw_request_nvram_done(const struct firmware *fw, void *ctx)
34 @@ -478,6 +479,8 @@ static void brcmf_fw_request_nvram_done(
35                 goto fail;
36  
37         fwctx->done(fwctx->dev, 0, fwctx->code, nvram, nvram_length);
38 +       if (fwctx->completion)
39 +               complete(fwctx->completion);
40         kfree(fwctx);
41         return;
42  
43 @@ -485,6 +488,8 @@ fail:
44         brcmf_dbg(TRACE, "failed: dev=%s\n", dev_name(fwctx->dev));
45         release_firmware(fwctx->code);
46         fwctx->done(fwctx->dev, -ENOENT, NULL, NULL, 0);
47 +       if (fwctx->completion)
48 +               complete(fwctx->completion);
49         kfree(fwctx);
50  }
51  
52 @@ -516,6 +521,8 @@ fail:
53         brcmf_dbg(TRACE, "failed: dev=%s\n", dev_name(fwctx->dev));
54  done:
55         fwctx->done(fwctx->dev, ret, fw, NULL, 0);
56 +       if (fwctx->completion)
57 +               complete(fwctx->completion);
58         kfree(fwctx);
59  }
60  
61 @@ -527,6 +534,8 @@ int brcmf_fw_get_firmwares_pcie(struct d
62                                 u16 domain_nr, u16 bus_nr)
63  {
64         struct brcmf_fw *fwctx;
65 +       struct completion completion;
66 +       int err;
67  
68         brcmf_dbg(TRACE, "enter: dev=%s\n", dev_name(dev));
69         if (!fw_cb || !code)
70 @@ -547,9 +556,17 @@ int brcmf_fw_get_firmwares_pcie(struct d
71         fwctx->domain_nr = domain_nr;
72         fwctx->bus_nr = bus_nr;
73  
74 -       return request_firmware_nowait(THIS_MODULE, true, code, dev,
75 +       init_completion(&completion);
76 +       fwctx->completion = &completion;
77 +
78 +       err = request_firmware_nowait(THIS_MODULE, true, code, dev,
79                                        GFP_KERNEL, fwctx,
80                                        brcmf_fw_request_code_done);
81 +       if (!err)
82 +               wait_for_completion_timeout(fwctx->completion,
83 +                                           msecs_to_jiffies(5000));
84 +       fwctx->completion = NULL;
85 +       return err;
86  }
87  
88  int brcmf_fw_get_firmwares(struct device *dev, u16 flags,