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mac80211: add brcmfmac patch for synchronous init 

Signed-off-by: Rafał Miłecki <zajec5@gmail.com>

SVN-Revision: 45932
owl
Rafał Miłecki 2015-06-08 15:17:52 +00:00
parent 1756869a54
commit 0fb87699bd
1 changed files with 114 additions and 0 deletions
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114
package/kernel/mac80211/patches/861-brcmfmac-register-wiphy-s-during-module_init.patch Normal file
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@ -0,0 +1,114 @@
From: =?UTF-8?q?Rafa=C5=82=20Mi=C5=82ecki?= <zajec5@gmail.com>
Date: Mon, 8 Jun 2015 16:11:40 +0200
Subject: [PATCH] brcmfmac: register wiphy(s) during module_init
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit
This is needed by OpenWrt which expects all PHYs to be created after
module loads successfully.
Signed-off-by: Rafał Miłecki <zajec5@gmail.com>
---
--- a/drivers/net/wireless/brcm80211/brcmfmac/core.c
+++ b/drivers/net/wireless/brcm80211/brcmfmac/core.c
@@ -1189,6 +1189,7 @@ static int __init brcmfmac_module_init(v
#endif
if (!schedule_work(&brcmf_driver_work))
return -EBUSY;
+ flush_work(&brcmf_driver_work);
return 0;
}
--- a/drivers/net/wireless/brcm80211/brcmfmac/firmware.c
+++ b/drivers/net/wireless/brcm80211/brcmfmac/firmware.c
@@ -422,13 +422,14 @@ struct brcmf_fw {
u16 bus_nr;
void (*done)(struct device *dev, const struct firmware *fw,
void *nvram_image, u32 nvram_len);
+ struct completion *completion;
};
static void brcmf_fw_request_nvram_done(const struct firmware *fw, void *ctx)
{
struct brcmf_fw *fwctx = ctx;
#if IS_ENABLED(CONFIG_BCM47XX_NVRAM)
- const u8 *bcm47xx_nvram = NULL;
+ u8 *bcm47xx_nvram = NULL;
size_t bcm47xx_nvram_len;
#endif
const u8 *data = NULL;
@@ -468,6 +469,8 @@ static void brcmf_fw_request_nvram_done(
}
fwctx->done(fwctx->dev, fwctx->code, nvram, nvram_length);
+ if (fwctx->completion)
+ complete(fwctx->completion);
kfree(fwctx);
return;
@@ -475,6 +478,8 @@ fail:
brcmf_dbg(TRACE, "failed: dev=%s\n", dev_name(fwctx->dev));
release_firmware(fwctx->code);
device_release_driver(fwctx->dev);
+ if (fwctx->completion)
+ complete(fwctx->completion);
kfree(fwctx);
}
@@ -490,6 +495,8 @@ static void brcmf_fw_request_code_done(c
/* only requested code so done here */
if (!(fwctx->flags & BRCMF_FW_REQUEST_NVRAM)) {
fwctx->done(fwctx->dev, fw, NULL, 0);
+ if (fwctx->completion)
+ complete(fwctx->completion);
kfree(fwctx);
return;
}
@@ -504,6 +511,8 @@ static void brcmf_fw_request_code_done(c
/* when nvram is optional call .done() callback here */
if (fwctx->flags & BRCMF_FW_REQ_NV_OPTIONAL) {
fwctx->done(fwctx->dev, fw, NULL, 0);
+ if (fwctx->completion)
+ complete(fwctx->completion);
kfree(fwctx);
return;
}
@@ -513,6 +522,8 @@ static void brcmf_fw_request_code_done(c
fail:
brcmf_dbg(TRACE, "failed: dev=%s\n", dev_name(fwctx->dev));
device_release_driver(fwctx->dev);
+ if (fwctx->completion)
+ complete(fwctx->completion);
kfree(fwctx);
}
@@ -524,6 +535,8 @@ int brcmf_fw_get_firmwares_pcie(struct d
u16 domain_nr, u16 bus_nr)
{
struct brcmf_fw *fwctx;
+ struct completion completion;
+ int err;
brcmf_dbg(TRACE, "enter: dev=%s\n", dev_name(dev));
if (!fw_cb || !code)
@@ -544,9 +557,17 @@ int brcmf_fw_get_firmwares_pcie(struct d
fwctx->domain_nr = domain_nr;
fwctx->bus_nr = bus_nr;
- return request_firmware_nowait(THIS_MODULE, true, code, dev,
+ init_completion(&completion);
+ fwctx->completion = &completion;
+
+ err = request_firmware_nowait(THIS_MODULE, true, code, dev,
GFP_KERNEL, fwctx,
brcmf_fw_request_code_done);
+ if (!err)
+ wait_for_completion_timeout(fwctx->completion,
+ msecs_to_jiffies(5000));
+ fwctx->completion = NULL;
+ return err;
}
int brcmf_fw_get_firmwares(struct device *dev, u16 flags,