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authorRafał Miłecki <zajec5@gmail.com>2015-06-08 15:17:52 +0000
committerRafał Miłecki <zajec5@gmail.com>2015-06-08 15:17:52 +0000
commit0fb87699bd03c072b17f0a23f3c9be9e8a711bc7 (patch)
tree18e5953a53cddccb92c96bdc19c0f42f82931038 /package/kernel/mac80211/patches/861-brcmfmac-register-wiphy-s-during-module_init.patch
parent1756869a54b5495404f242d23db87e88eacf2c6f (diff)
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mac80211: add brcmfmac patch for synchronous init
Signed-off-by: Rafał Miłecki <zajec5@gmail.com> SVN-Revision: 45932
Diffstat (limited to 'package/kernel/mac80211/patches/861-brcmfmac-register-wiphy-s-during-module_init.patch')
-rw-r--r--package/kernel/mac80211/patches/861-brcmfmac-register-wiphy-s-during-module_init.patch114
1 files changed, 114 insertions, 0 deletions
diff --git a/package/kernel/mac80211/patches/861-brcmfmac-register-wiphy-s-during-module_init.patch b/package/kernel/mac80211/patches/861-brcmfmac-register-wiphy-s-during-module_init.patch
new file mode 100644
index 0000000000..f9799ceb00
--- /dev/null
+++ b/package/kernel/mac80211/patches/861-brcmfmac-register-wiphy-s-during-module_init.patch
@@ -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,