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[PATCH 07/12] brcmfmac: pass struct in brcmf_fw_get_firmwares()

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Make the function brcmf_fw_get_firmwares() a bit more easy to extend
using a structure to pass the request parameters.

Reviewed-by: Hante Meuleman <hante.meuleman@xxxxxxxxxxxx>
Reviewed-by: Pieter-Paul Giesberts <pieter-paul.giesberts@xxxxxxxxxxxx>
Reviewed-by: Franky Lin <franky.lin@xxxxxxxxxxxx>
Signed-off-by: Arend van Spriel <arend.vanspriel@xxxxxxxxxxxx>
---
 .../broadcom/brcm80211/brcmfmac/firmware.c         | 175 ++++++++++++++-------
 .../broadcom/brcm80211/brcmfmac/firmware.h         |  43 +++--
 .../wireless/broadcom/brcm80211/brcmfmac/pcie.c    |  38 ++++-
 .../wireless/broadcom/brcm80211/brcmfmac/sdio.c    |  32 +++-
 .../net/wireless/broadcom/brcm80211/brcmfmac/usb.c |  43 ++++-
 5 files changed, 245 insertions(+), 86 deletions(-)

diff --git a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/firmware.c b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/firmware.c
index 6945f58..b5f9430 100644
--- a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/firmware.c
+++ b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/firmware.c
@@ -438,18 +438,31 @@ void brcmf_fw_nvram_free(void *nvram)
 
 struct brcmf_fw {
 	struct device *dev;
-	u16 flags;
-	const struct firmware *code;
-	const char *nvram_name;
-	u16 domain_nr;
-	u16 bus_nr;
-	void (*done)(struct device *dev, int err, const struct firmware *fw,
-		     void *nvram_image, u32 nvram_len);
+	struct brcmf_fw_request *req;
+	u32 curpos;
+	void (*done)(struct device *dev, int err, struct brcmf_fw_request *req);
 };
 
+static void brcmf_fw_request_done(const struct firmware *fw, void *ctx);
+
+static void brcmf_fw_free_request(struct brcmf_fw_request *req)
+{
+	struct brcmf_fw_item *item;
+	int i;
+
+	for (i = 0, item = &req->items[0]; i < req->n_items; i++, item++) {
+		if (item->type == BRCMF_FW_TYPE_BINARY)
+			release_firmware(item->binary);
+		else if (item->type == BRCMF_FW_TYPE_NVRAM)
+			brcmf_fw_nvram_free(item->nv_data.data);
+	}
+	kfree(req);
+}
+
 static void brcmf_fw_request_nvram_done(const struct firmware *fw, void *ctx)
 {
 	struct brcmf_fw *fwctx = ctx;
+	struct brcmf_fw_item *cur;
 	u32 nvram_length = 0;
 	void *nvram = NULL;
 	u8 *data = NULL;
@@ -457,83 +470,150 @@ static void brcmf_fw_request_nvram_done(const struct firmware *fw, void *ctx)
 	bool raw_nvram;
 
 	brcmf_dbg(TRACE, "enter: dev=%s\n", dev_name(fwctx->dev));
+
+	cur = &fwctx->req->items[fwctx->curpos];
+
 	if (fw && fw->data) {
 		data = (u8 *)fw->data;
 		data_len = fw->size;
 		raw_nvram = false;
 	} else {
 		data = bcm47xx_nvram_get_contents(&data_len);
-		if (!data && !(fwctx->flags & BRCMF_FW_REQ_NV_OPTIONAL))
+		if (!data && !(cur->flags & BRCMF_FW_REQF_OPTIONAL))
 			goto fail;
 		raw_nvram = true;
 	}
 
 	if (data)
 		nvram = brcmf_fw_nvram_strip(data, data_len, &nvram_length,
-					     fwctx->domain_nr, fwctx->bus_nr);
+					     fwctx->req->domain_nr,
+					     fwctx->req->bus_nr);
 
 	if (raw_nvram)
 		bcm47xx_nvram_release_contents(data);
 	release_firmware(fw);
-	if (!nvram && !(fwctx->flags & BRCMF_FW_REQ_NV_OPTIONAL))
+	if (!nvram && !(cur->flags & BRCMF_FW_REQF_OPTIONAL))
 		goto fail;
 
-	fwctx->done(fwctx->dev, 0, fwctx->code, nvram, nvram_length);
-	kfree(fwctx);
+	brcmf_dbg(TRACE, "nvram %p len %d\n", nvram, nvram_length);
+	cur->nv_data.data = nvram;
+	cur->nv_data.len = nvram_length;
 	return;
 
 fail:
 	brcmf_dbg(TRACE, "failed: dev=%s\n", dev_name(fwctx->dev));
-	release_firmware(fwctx->code);
-	fwctx->done(fwctx->dev, -ENOENT, NULL, NULL, 0);
+	fwctx->done(fwctx->dev, -ENOENT, NULL);
+	brcmf_fw_free_request(fwctx->req);
 	kfree(fwctx);
 }
 
-static void brcmf_fw_request_code_done(const struct firmware *fw, void *ctx)
+static int brcmf_fw_request_next_item(struct brcmf_fw *fwctx, bool async)
+{
+	struct brcmf_fw_item *cur;
+	const struct firmware *fw = NULL;
+	int ret;
+
+	cur = &fwctx->req->items[fwctx->curpos];
+
+	brcmf_dbg(TRACE, "%srequest for %s\n", async ? "async " : "",
+		  cur->path);
+
+	if (async)
+		ret = request_firmware_nowait(THIS_MODULE, true, cur->path,
+					      fwctx->dev, GFP_KERNEL, fwctx,
+					      brcmf_fw_request_done);
+	else
+		ret = request_firmware(&fw, cur->path, fwctx->dev);
+
+	if (ret < 0) {
+		brcmf_fw_request_done(NULL, fwctx);
+	} else if (!async && fw) {
+		brcmf_dbg(TRACE, "firmware %s %sfound\n", cur->path,
+			  fw ? "" : "not ");
+		if (cur->type == BRCMF_FW_TYPE_BINARY)
+			cur->binary = fw;
+		else if (cur->type == BRCMF_FW_TYPE_NVRAM)
+			brcmf_fw_request_nvram_done(fw, fwctx);
+		else
+			release_firmware(fw);
+
+		return -EAGAIN;
+	}
+	return 0;
+}
+
+static void brcmf_fw_request_done(const struct firmware *fw, void *ctx)
 {
 	struct brcmf_fw *fwctx = ctx;
+	struct brcmf_fw_item *cur;
 	int ret = 0;
 
-	brcmf_dbg(TRACE, "enter: dev=%s\n", dev_name(fwctx->dev));
-	if (!fw) {
+	cur = &fwctx->req->items[fwctx->curpos];
+
+	brcmf_dbg(TRACE, "enter: firmware %s %sfound\n", cur->path,
+		  fw ? "" : "not ");
+
+	if (fw) {
+		if (cur->type == BRCMF_FW_TYPE_BINARY)
+			cur->binary = fw;
+		else if (cur->type == BRCMF_FW_TYPE_NVRAM)
+			brcmf_fw_request_nvram_done(fw, fwctx);
+		else
+			release_firmware(fw);
+	} else if (cur->type == BRCMF_FW_TYPE_NVRAM) {
+		brcmf_fw_request_nvram_done(NULL, fwctx);
+	} else if (!(cur->flags & BRCMF_FW_REQF_OPTIONAL)) {
 		ret = -ENOENT;
 		goto fail;
 	}
-	/* only requested code so done here */
-	if (!(fwctx->flags & BRCMF_FW_REQUEST_NVRAM))
-		goto done;
 
-	fwctx->code = fw;
-	ret = request_firmware_nowait(THIS_MODULE, true, fwctx->nvram_name,
-				      fwctx->dev, GFP_KERNEL, fwctx,
-				      brcmf_fw_request_nvram_done);
+	do {
+		if (++fwctx->curpos == fwctx->req->n_items) {
+			ret = 0;
+			goto done;
+		}
+
+		ret = brcmf_fw_request_next_item(fwctx, false);
+	} while (ret == -EAGAIN);
 
-	/* pass NULL to nvram callback for bcm47xx fallback */
-	if (ret)
-		brcmf_fw_request_nvram_done(NULL, fwctx);
 	return;
 
 fail:
-	brcmf_dbg(TRACE, "failed: dev=%s\n", dev_name(fwctx->dev));
+	brcmf_dbg(TRACE, "failed err=%d: dev=%s, fw=%s\n", ret,
+		  dev_name(fwctx->dev), cur->path);
+	brcmf_fw_free_request(fwctx->req);
+	fwctx->req = NULL;
 done:
-	fwctx->done(fwctx->dev, ret, fw, NULL, 0);
+	fwctx->done(fwctx->dev, ret, fwctx->req);
 	kfree(fwctx);
 }
 
-int brcmf_fw_get_firmwares_pcie(struct device *dev, u16 flags,
-				const char *code, const char *nvram,
-				void (*fw_cb)(struct device *dev, int err,
-					      const struct firmware *fw,
-					      void *nvram_image, u32 nvram_len),
-				u16 domain_nr, u16 bus_nr)
+bool brcmf_fw_request_is_valid(struct brcmf_fw_request *req)
+{
+	struct brcmf_fw_item *item;
+	int i;
+
+	if (!req->n_items)
+		return false;
+
+	for (i = 0, item = &req->items[0]; i < req->n_items; i++, item++) {
+		if (!item->path)
+			return false;
+	}
+	return true;
+}
+
+int brcmf_fw_get_firmwares(struct device *dev, struct brcmf_fw_request *req,
+			   void (*fw_cb)(struct device *dev, int err,
+					 struct brcmf_fw_request *req))
 {
 	struct brcmf_fw *fwctx;
 
 	brcmf_dbg(TRACE, "enter: dev=%s\n", dev_name(dev));
-	if (!fw_cb || !code)
+	if (!fw_cb)
 		return -EINVAL;
 
-	if ((flags & BRCMF_FW_REQUEST_NVRAM) && !nvram)
+	if (!brcmf_fw_request_is_valid(req))
 		return -EINVAL;
 
 	fwctx = kzalloc(sizeof(*fwctx), GFP_KERNEL);
@@ -541,26 +621,11 @@ int brcmf_fw_get_firmwares_pcie(struct device *dev, u16 flags,
 		return -ENOMEM;
 
 	fwctx->dev = dev;
-	fwctx->flags = flags;
+	fwctx->req = req;
 	fwctx->done = fw_cb;
-	if (flags & BRCMF_FW_REQUEST_NVRAM)
-		fwctx->nvram_name = nvram;
-	fwctx->domain_nr = domain_nr;
-	fwctx->bus_nr = bus_nr;
-
-	return request_firmware_nowait(THIS_MODULE, true, code, dev,
-				       GFP_KERNEL, fwctx,
-				       brcmf_fw_request_code_done);
-}
 
-int brcmf_fw_get_firmwares(struct device *dev, u16 flags,
-			   const char *code, const char *nvram,
-			   void (*fw_cb)(struct device *dev, int err,
-					 const struct firmware *fw,
-					 void *nvram_image, u32 nvram_len))
-{
-	return brcmf_fw_get_firmwares_pcie(dev, flags, code, nvram, fw_cb, 0,
-					   0);
+	brcmf_fw_request_next_item(fwctx, true);
+	return 0;
 }
 
 static void brcmf_fw_get_full_name(char fw_name[BRCMF_FW_NAME_LEN],
diff --git a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/firmware.h b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/firmware.h
index 50218e9..1ca630e 100644
--- a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/firmware.h
+++ b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/firmware.h
@@ -16,10 +16,7 @@
 #ifndef BRCMFMAC_FIRMWARE_H
 #define BRCMFMAC_FIRMWARE_H
 
-#define BRCMF_FW_REQUEST		0x000F
-#define  BRCMF_FW_REQUEST_NVRAM		0x0001
-#define BRCMF_FW_REQ_FLAGS		0x00F0
-#define  BRCMF_FW_REQ_NV_OPTIONAL	0x0010
+#define BRCMF_FW_REQF_OPTIONAL		0x0001
 
 #define	BRCMF_FW_NAME_LEN		320
 
@@ -54,21 +51,39 @@ int brcmf_fw_map_chip_to_name(u32 chip, u32 chiprev,
 			      u32 table_size, char fw_name[BRCMF_FW_NAME_LEN],
 			      char nvram_name[BRCMF_FW_NAME_LEN]);
 void brcmf_fw_nvram_free(void *nvram);
+
+enum brcmf_fw_type {
+	BRCMF_FW_TYPE_BINARY,
+	BRCMF_FW_TYPE_NVRAM
+};
+
+struct brcmf_fw_item {
+	const char *path;
+	enum brcmf_fw_type type;
+	u16 flags;
+	union {
+		const struct firmware *binary;
+		struct {
+			void *data;
+			u32 len;
+		} nv_data;
+	};
+};
+
+struct brcmf_fw_request {
+	u16 domain_nr;
+	u16 bus_nr;
+	u32 n_items;
+	struct brcmf_fw_item items[0];
+};
+
 /*
  * Request firmware(s) asynchronously. When the asynchronous request
  * fails it will not use the callback, but call device_release_driver()
  * instead which will call the driver .remove() callback.
  */
-int brcmf_fw_get_firmwares_pcie(struct device *dev, u16 flags,
-				const char *code, const char *nvram,
-				void (*fw_cb)(struct device *dev, int err,
-					      const struct firmware *fw,
-					      void *nvram_image, u32 nvram_len),
-				u16 domain_nr, u16 bus_nr);
-int brcmf_fw_get_firmwares(struct device *dev, u16 flags,
-			   const char *code, const char *nvram,
+int brcmf_fw_get_firmwares(struct device *dev, struct brcmf_fw_request *req,
 			   void (*fw_cb)(struct device *dev, int err,
-					 const struct firmware *fw,
-					 void *nvram_image, u32 nvram_len));
+					 struct brcmf_fw_request *req));
 
 #endif /* BRCMFMAC_FIRMWARE_H */
diff --git a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/pcie.c b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/pcie.c
index ca95f6c..a3fe29e 100644
--- a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/pcie.c
+++ b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/pcie.c
@@ -1651,15 +1651,19 @@ static void brcmf_pcie_buscore_activate(void *ctx, struct brcmf_chip *chip,
 	.write32 = brcmf_pcie_buscore_write32,
 };
 
+#define BRCMF_PCIE_FW_CODE	0
+#define BRCMF_PCIE_FW_NVRAM	1
+
 static void brcmf_pcie_setup(struct device *dev, int ret,
-			     const struct firmware *fw,
-			     void *nvram, u32 nvram_len)
+			     struct brcmf_fw_request *fwreq)
 {
+	const struct firmware *fw;
+	void *nvram;
 	struct brcmf_bus *bus;
 	struct brcmf_pciedev *pcie_bus_dev;
 	struct brcmf_pciedev_info *devinfo;
 	struct brcmf_commonring **flowrings;
-	u32 i;
+	u32 i, nvram_len;
 
 	/* check firmware loading result */
 	if (ret)
@@ -1670,6 +1674,11 @@ static void brcmf_pcie_setup(struct device *dev, int ret,
 	devinfo = pcie_bus_dev->devinfo;
 	brcmf_pcie_attach(devinfo);
 
+	fw = fwreq->items[BRCMF_PCIE_FW_CODE].binary;
+	nvram = fwreq->items[BRCMF_PCIE_FW_NVRAM].nv_data.data;
+	nvram_len = fwreq->items[BRCMF_PCIE_FW_NVRAM].nv_data.len;
+	kfree(fwreq);
+
 	/* Some of the firmwares have the size of the memory of the device
 	 * defined inside the firmware. This is because part of the memory in
 	 * the device is shared and the devision is determined by FW. Parse
@@ -1730,6 +1739,7 @@ static void brcmf_pcie_setup(struct device *dev, int ret,
 brcmf_pcie_probe(struct pci_dev *pdev, const struct pci_device_id *id)
 {
 	int ret;
+	struct brcmf_fw_request *fwreq;
 	struct brcmf_pciedev_info *devinfo;
 	struct brcmf_pciedev *pcie_bus_dev;
 	struct brcmf_bus *bus;
@@ -1800,12 +1810,26 @@ static void brcmf_pcie_setup(struct device *dev, int ret,
 	if (ret)
 		goto fail_bus;
 
-	ret = brcmf_fw_get_firmwares_pcie(bus->dev, BRCMF_FW_REQUEST_NVRAM |
-						    BRCMF_FW_REQ_NV_OPTIONAL,
-					  devinfo->fw_name, devinfo->nvram_name,
-					  brcmf_pcie_setup, domain_nr, bus_nr);
+	fwreq = kzalloc(sizeof(*fwreq) + 2 * sizeof(struct brcmf_fw_item),
+			GFP_KERNEL);
+	if (!fwreq) {
+		ret = -ENOMEM;
+		goto fail_bus;
+	}
+
+	fwreq->items[BRCMF_PCIE_FW_CODE].path = devinfo->fw_name;
+	fwreq->items[BRCMF_PCIE_FW_CODE].type = BRCMF_FW_TYPE_BINARY;
+	fwreq->items[BRCMF_PCIE_FW_NVRAM].path = devinfo->nvram_name;
+	fwreq->items[BRCMF_PCIE_FW_NVRAM].type = BRCMF_FW_TYPE_NVRAM;
+	fwreq->items[BRCMF_PCIE_FW_NVRAM].flags = BRCMF_FW_REQF_OPTIONAL;
+	fwreq->n_items = 2;
+	fwreq->domain_nr = domain_nr;
+	fwreq->bus_nr = bus_nr;
+	ret = brcmf_fw_get_firmwares(bus->dev, fwreq, brcmf_pcie_setup);
 	if (ret == 0)
 		return 0;
+
+	kfree(fwreq);
 fail_bus:
 	kfree(bus->msgbuf);
 	kfree(bus);
diff --git a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/sdio.c b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/sdio.c
index 3f7fd6f..ab68eb1 100644
--- a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/sdio.c
+++ b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/sdio.c
@@ -4031,14 +4031,19 @@ static int brcmf_sdio_get_fwname(struct device *dev, u32 chip, u32 chiprev,
 	.get_fwname = brcmf_sdio_get_fwname,
 };
 
+#define BRCMF_SDIO_FW_CODE	0
+#define BRCMF_SDIO_FW_NVRAM	1
+
 static void brcmf_sdio_firmware_callback(struct device *dev, int err,
-					 const struct firmware *code,
-					 void *nvram, u32 nvram_len)
+					 struct brcmf_fw_request *fwreq)
 {
 	struct brcmf_bus *bus_if = dev_get_drvdata(dev);
 	struct brcmf_sdio_dev *sdiod = bus_if->bus_priv.sdio;
 	struct brcmf_sdio *bus = sdiod->bus;
 	struct brcmf_core *core = bus->sdio_core;
+	const struct firmware *code;
+	void *nvram;
+	u32 nvram_len;
 	u8 saveclk;
 
 	brcmf_dbg(TRACE, "Enter: dev=%s, err=%d\n", dev_name(dev), err);
@@ -4046,6 +4051,11 @@ static void brcmf_sdio_firmware_callback(struct device *dev, int err,
 	if (err)
 		goto fail;
 
+	code = fwreq->items[BRCMF_SDIO_FW_CODE].binary;
+	nvram = fwreq->items[BRCMF_SDIO_FW_NVRAM].nv_data.data;
+	nvram_len = fwreq->items[BRCMF_SDIO_FW_NVRAM].nv_data.len;
+	kfree(fwreq);
+
 	/* try to download image and nvram to the dongle */
 	bus->alp_only = true;
 	err = brcmf_sdio_download_firmware(bus, code, nvram, nvram_len);
@@ -4150,6 +4160,7 @@ struct brcmf_sdio *brcmf_sdio_probe(struct brcmf_sdio_dev *sdiodev)
 	int ret;
 	struct brcmf_sdio *bus;
 	struct workqueue_struct *wq;
+	struct brcmf_fw_request *fwreq;
 
 	brcmf_dbg(TRACE, "Enter\n");
 
@@ -4239,11 +4250,24 @@ struct brcmf_sdio *brcmf_sdio_probe(struct brcmf_sdio_dev *sdiodev)
 	if (ret)
 		goto fail;
 
-	ret = brcmf_fw_get_firmwares(sdiodev->dev, BRCMF_FW_REQUEST_NVRAM,
-				     sdiodev->fw_name, sdiodev->nvram_name,
+	fwreq = kzalloc(sizeof(fwreq) + 2 * sizeof(struct brcmf_fw_item),
+			GFP_KERNEL);
+	if (!fwreq) {
+		ret = -ENOMEM;
+		goto fail;
+	}
+
+	fwreq->items[BRCMF_SDIO_FW_CODE].path = sdiodev->fw_name;
+	fwreq->items[BRCMF_SDIO_FW_CODE].type = BRCMF_FW_TYPE_BINARY;
+	fwreq->items[BRCMF_SDIO_FW_NVRAM].path = sdiodev->nvram_name;
+	fwreq->items[BRCMF_SDIO_FW_NVRAM].type = BRCMF_FW_TYPE_NVRAM;
+	fwreq->n_items = 2;
+
+	ret = brcmf_fw_get_firmwares(sdiodev->dev, fwreq,
 				     brcmf_sdio_firmware_callback);
 	if (ret != 0) {
 		brcmf_err("async firmware request failed: %d\n", ret);
+		kfree(fwreq);
 		goto fail;
 	}
 
diff --git a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/usb.c b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/usb.c
index f8968cf..055db11 100644
--- a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/usb.c
+++ b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/usb.c
@@ -1155,18 +1155,23 @@ static int brcmf_usb_get_fwname(struct device *dev, u32 chip, u32 chiprev,
 	.get_fwname = brcmf_usb_get_fwname,
 };
 
+#define BRCMF_USB_FW_CODE	0
+
 static void brcmf_usb_probe_phase2(struct device *dev, int ret,
-				   const struct firmware *fw,
-				   void *nvram, u32 nvlen)
+				   struct brcmf_fw_request *fwreq)
 {
 	struct brcmf_bus *bus = dev_get_drvdata(dev);
 	struct brcmf_usbdev_info *devinfo = bus->bus_priv.usb->devinfo;
+	const struct firmware *fw;
 
 	if (ret)
 		goto error;
 
 	brcmf_dbg(USB, "Start fw downloading\n");
 
+	fw = fwreq->items[BRCMF_USB_FW_CODE].binary;
+	kfree(fwreq);
+
 	ret = check_file(fw->data);
 	if (ret < 0) {
 		brcmf_err("invalid firmware\n");
@@ -1200,6 +1205,7 @@ static int brcmf_usb_probe_cb(struct brcmf_usbdev_info *devinfo)
 	struct brcmf_bus *bus = NULL;
 	struct brcmf_usbdev *bus_pub = NULL;
 	struct device *dev = devinfo->dev;
+	struct brcmf_fw_request *fwreq;
 	int ret;
 
 	brcmf_dbg(USB, "Enter\n");
@@ -1250,11 +1256,22 @@ static int brcmf_usb_probe_cb(struct brcmf_usbdev_info *devinfo)
 	if (ret)
 		goto fail;
 
+	fwreq = kzalloc(sizeof(*fwreq) + sizeof(struct brcmf_fw_item),
+			GFP_KERNEL);
+	if (!fwreq) {
+		ret = -ENOMEM;
+		goto fail;
+	}
+
+	fwreq->items[BRCMF_USB_FW_CODE].path = devinfo->fw_name;
+	fwreq->items[BRCMF_USB_FW_CODE].type = BRCMF_FW_TYPE_BINARY;
+	fwreq->n_items = 1;
+
 	/* request firmware here */
-	ret = brcmf_fw_get_firmwares(dev, 0, devinfo->fw_name, NULL,
-				     brcmf_usb_probe_phase2);
+	ret = brcmf_fw_get_firmwares(dev, fwreq, brcmf_usb_probe_phase2);
 	if (ret) {
 		brcmf_err("firmware request failed: %d\n", ret);
+		kfree(fwreq);
 		goto fail;
 	}
 
@@ -1447,11 +1464,25 @@ static int brcmf_usb_reset_resume(struct usb_interface *intf)
 {
 	struct usb_device *usb = interface_to_usbdev(intf);
 	struct brcmf_usbdev_info *devinfo = brcmf_usb_get_businfo(&usb->dev);
+	struct brcmf_fw_request *fwreq;
+	int ret;
 
 	brcmf_dbg(USB, "Enter\n");
 
-	return brcmf_fw_get_firmwares(&usb->dev, 0, devinfo->fw_name, NULL,
-				      brcmf_usb_probe_phase2);
+	fwreq = kzalloc(sizeof(*fwreq) + sizeof(struct brcmf_fw_item),
+			GFP_KERNEL);
+	if (!fwreq)
+		return -ENOMEM;
+
+	fwreq->items[BRCMF_USB_FW_CODE].path = devinfo->fw_name;
+	fwreq->items[BRCMF_USB_FW_CODE].type = BRCMF_FW_TYPE_BINARY;
+	fwreq->n_items = 1;
+
+	ret = brcmf_fw_get_firmwares(&usb->dev, fwreq, brcmf_usb_probe_phase2);
+	if (ret < 0)
+		kfree(fwreq);
+
+	return ret;
 }
 
 #define BRCMF_USB_DEVICE(dev_id)	\
-- 
1.9.1




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