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path: root/drivers/net/wireless/brcm80211/brcmfmac/usb.c
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Diffstat (limited to 'drivers/net/wireless/brcm80211/brcmfmac/usb.c')
-rw-r--r--drivers/net/wireless/brcm80211/brcmfmac/usb.c353
1 files changed, 164 insertions, 189 deletions
diff --git a/drivers/net/wireless/brcm80211/brcmfmac/usb.c b/drivers/net/wireless/brcm80211/brcmfmac/usb.c
index 58f89fa9c9f..a2b4b1e7101 100644
--- a/drivers/net/wireless/brcm80211/brcmfmac/usb.c
+++ b/drivers/net/wireless/brcm80211/brcmfmac/usb.c
@@ -66,7 +66,9 @@
#define BRCMF_USB_CBCTL_READ 1
#define BRCMF_USB_MAX_PKT_SIZE 1600
+#define BRCMF_USB_43143_FW_NAME "brcm/brcmfmac43143.bin"
#define BRCMF_USB_43236_FW_NAME "brcm/brcmfmac43236b.bin"
+#define BRCMF_USB_43242_FW_NAME "brcm/brcmfmac43242a.bin"
enum usbdev_suspend_state {
USBOS_SUSPEND_STATE_DEVICE_ACTIVE = 0, /* Device is busy, won't allow
@@ -78,25 +80,13 @@ enum usbdev_suspend_state {
USBOS_SUSPEND_STATE_SUSPENDED /* Device suspended */
};
-struct brcmf_usb_probe_info {
- void *usbdev_info;
- struct usb_device *usb; /* USB device pointer from OS */
- uint rx_pipe, tx_pipe, intr_pipe, rx_pipe2;
- int intr_size; /* Size of interrupt message */
- int interval; /* Interrupt polling interval */
- int vid;
- int pid;
- enum usb_device_speed device_speed;
- enum usbdev_suspend_state suspend_state;
- struct usb_interface *intf;
-};
-static struct brcmf_usb_probe_info usbdev_probe_info;
-
struct brcmf_usb_image {
- void *data;
- u32 len;
+ struct list_head list;
+ s8 *fwname;
+ u8 *image;
+ int image_len;
};
-static struct brcmf_usb_image g_image = { NULL, 0 };
+static struct list_head fw_image_list;
struct intr_transfer_buf {
u32 notification;
@@ -117,9 +107,8 @@ struct brcmf_usbdev_info {
int rx_low_watermark;
int tx_low_watermark;
int tx_high_watermark;
- bool txoff;
- bool rxoff;
- bool txoverride;
+ int tx_freecount;
+ bool tx_flowblock;
struct brcmf_usbreq *tx_reqs;
struct brcmf_usbreq *rx_reqs;
@@ -133,7 +122,6 @@ struct brcmf_usbdev_info {
struct usb_device *usbdev;
struct device *dev;
- enum usb_device_speed device_speed;
int ctl_in_pipe, ctl_out_pipe;
struct urb *ctl_urb; /* URB for control endpoint */
@@ -146,16 +134,11 @@ struct brcmf_usbdev_info {
wait_queue_head_t ctrl_wait;
ulong ctl_op;
- bool rxctl_deferrespok;
-
struct urb *bulk_urb; /* used for FW download */
struct urb *intr_urb; /* URB for interrupt endpoint */
int intr_size; /* Size of interrupt message */
int interval; /* Interrupt polling interval */
struct intr_transfer_buf intr; /* Data buffer for interrupt endpoint */
-
- struct brcmf_usb_probe_info probe_info;
-
};
static void brcmf_usb_rx_refill(struct brcmf_usbdev_info *devinfo,
@@ -177,48 +160,17 @@ static struct brcmf_usbdev_info *brcmf_usb_get_businfo(struct device *dev)
return brcmf_usb_get_buspub(dev)->devinfo;
}
-#if 0
-static void
-brcmf_usb_txflowcontrol(struct brcmf_usbdev_info *devinfo, bool onoff)
+static int brcmf_usb_ioctl_resp_wait(struct brcmf_usbdev_info *devinfo)
{
- dhd_txflowcontrol(devinfo->bus_pub.netdev, 0, onoff);
+ return wait_event_timeout(devinfo->ioctl_resp_wait,
+ devinfo->ctl_completed,
+ msecs_to_jiffies(IOCTL_RESP_TIMEOUT));
}
-#endif
-static int brcmf_usb_ioctl_resp_wait(struct brcmf_usbdev_info *devinfo,
- uint *condition, bool *pending)
-{
- DECLARE_WAITQUEUE(wait, current);
- int timeout = IOCTL_RESP_TIMEOUT;
-
- /* Convert timeout in millsecond to jiffies */
- timeout = msecs_to_jiffies(timeout);
- /* Wait until control frame is available */
- add_wait_queue(&devinfo->ioctl_resp_wait, &wait);
- set_current_state(TASK_INTERRUPTIBLE);
-
- smp_mb();
- while (!(*condition) && (!signal_pending(current) && timeout)) {
- timeout = schedule_timeout(timeout);
- /* Wait until control frame is available */
- smp_mb();
- }
-
- if (signal_pending(current))
- *pending = true;
-
- set_current_state(TASK_RUNNING);
- remove_wait_queue(&devinfo->ioctl_resp_wait, &wait);
-
- return timeout;
-}
-
-static int brcmf_usb_ioctl_resp_wake(struct brcmf_usbdev_info *devinfo)
+static void brcmf_usb_ioctl_resp_wake(struct brcmf_usbdev_info *devinfo)
{
if (waitqueue_active(&devinfo->ioctl_resp_wait))
- wake_up_interruptible(&devinfo->ioctl_resp_wait);
-
- return 0;
+ wake_up(&devinfo->ioctl_resp_wait);
}
static void
@@ -324,17 +276,9 @@ brcmf_usb_recv_ctl(struct brcmf_usbdev_info *devinfo, u8 *buf, int len)
devinfo->ctl_read.wLength = cpu_to_le16p(&size);
devinfo->ctl_urb->transfer_buffer_length = size;
- if (devinfo->rxctl_deferrespok) {
- /* BMAC model */
- devinfo->ctl_read.bRequestType = USB_DIR_IN
- | USB_TYPE_VENDOR | USB_RECIP_INTERFACE;
- devinfo->ctl_read.bRequest = DL_DEFER_RESP_OK;
- } else {
- /* full dongle model */
- devinfo->ctl_read.bRequestType = USB_DIR_IN
- | USB_TYPE_CLASS | USB_RECIP_INTERFACE;
- devinfo->ctl_read.bRequest = 1;
- }
+ devinfo->ctl_read.bRequestType = USB_DIR_IN
+ | USB_TYPE_CLASS | USB_RECIP_INTERFACE;
+ devinfo->ctl_read.bRequest = 1;
usb_fill_control_urb(devinfo->ctl_urb,
devinfo->usbdev,
@@ -355,7 +299,6 @@ static int brcmf_usb_tx_ctlpkt(struct device *dev, u8 *buf, u32 len)
{
int err = 0;
int timeout = 0;
- bool pending;
struct brcmf_usbdev_info *devinfo = brcmf_usb_get_businfo(dev);
if (devinfo->bus_pub.state != BCMFMAC_USB_STATE_UP) {
@@ -366,15 +309,14 @@ static int brcmf_usb_tx_ctlpkt(struct device *dev, u8 *buf, u32 len)
if (test_and_set_bit(0, &devinfo->ctl_op))
return -EIO;
+ devinfo->ctl_completed = false;
err = brcmf_usb_send_ctl(devinfo, buf, len);
if (err) {
brcmf_dbg(ERROR, "fail %d bytes: %d\n", err, len);
+ clear_bit(0, &devinfo->ctl_op);
return err;
}
-
- devinfo->ctl_completed = false;
- timeout = brcmf_usb_ioctl_resp_wait(devinfo, &devinfo->ctl_completed,
- &pending);
+ timeout = brcmf_usb_ioctl_resp_wait(devinfo);
clear_bit(0, &devinfo->ctl_op);
if (!timeout) {
brcmf_dbg(ERROR, "Txctl wait timed out\n");
@@ -387,7 +329,6 @@ static int brcmf_usb_rx_ctlpkt(struct device *dev, u8 *buf, u32 len)
{
int err = 0;
int timeout = 0;
- bool pending;
struct brcmf_usbdev_info *devinfo = brcmf_usb_get_businfo(dev);
if (devinfo->bus_pub.state != BCMFMAC_USB_STATE_UP) {
@@ -397,14 +338,14 @@ static int brcmf_usb_rx_ctlpkt(struct device *dev, u8 *buf, u32 len)
if (test_and_set_bit(0, &devinfo->ctl_op))
return -EIO;
+ devinfo->ctl_completed = false;
err = brcmf_usb_recv_ctl(devinfo, buf, len);
if (err) {
brcmf_dbg(ERROR, "fail %d bytes: %d\n", err, len);
+ clear_bit(0, &devinfo->ctl_op);
return err;
}
- devinfo->ctl_completed = false;
- timeout = brcmf_usb_ioctl_resp_wait(devinfo, &devinfo->ctl_completed,
- &pending);
+ timeout = brcmf_usb_ioctl_resp_wait(devinfo);
err = devinfo->ctl_urb_status;
clear_bit(0, &devinfo->ctl_op);
if (!timeout) {
@@ -418,7 +359,7 @@ static int brcmf_usb_rx_ctlpkt(struct device *dev, u8 *buf, u32 len)
}
static struct brcmf_usbreq *brcmf_usb_deq(struct brcmf_usbdev_info *devinfo,
- struct list_head *q)
+ struct list_head *q, int *counter)
{
unsigned long flags;
struct brcmf_usbreq *req;
@@ -429,17 +370,22 @@ static struct brcmf_usbreq *brcmf_usb_deq(struct brcmf_usbdev_info *devinfo,
}
req = list_entry(q->next, struct brcmf_usbreq, list);
list_del_init(q->next);
+ if (counter)
+ (*counter)--;
spin_unlock_irqrestore(&devinfo->qlock, flags);
return req;
}
static void brcmf_usb_enq(struct brcmf_usbdev_info *devinfo,
- struct list_head *q, struct brcmf_usbreq *req)
+ struct list_head *q, struct brcmf_usbreq *req,
+ int *counter)
{
unsigned long flags;
spin_lock_irqsave(&devinfo->qlock, flags);
list_add_tail(&req->list, q);
+ if (counter)
+ (*counter)++;
spin_unlock_irqrestore(&devinfo->qlock, flags);
}
@@ -519,10 +465,16 @@ static void brcmf_usb_tx_complete(struct urb *urb)
else
devinfo->bus_pub.bus->dstats.tx_errors++;
+ brcmf_txcomplete(devinfo->dev, req->skb, urb->status == 0);
+
brcmu_pkt_buf_free_skb(req->skb);
req->skb = NULL;
- brcmf_usb_enq(devinfo, &devinfo->tx_freeq, req);
-
+ brcmf_usb_enq(devinfo, &devinfo->tx_freeq, req, &devinfo->tx_freecount);
+ if (devinfo->tx_freecount > devinfo->tx_high_watermark &&
+ devinfo->tx_flowblock) {
+ brcmf_txflowblock(devinfo->dev, false);
+ devinfo->tx_flowblock = false;
+ }
}
static void brcmf_usb_rx_complete(struct urb *urb)
@@ -541,7 +493,7 @@ static void brcmf_usb_rx_complete(struct urb *urb)
} else {
devinfo->bus_pub.bus->dstats.rx_errors++;
brcmu_pkt_buf_free_skb(skb);
- brcmf_usb_enq(devinfo, &devinfo->rx_freeq, req);
+ brcmf_usb_enq(devinfo, &devinfo->rx_freeq, req, NULL);
return;
}
@@ -550,15 +502,13 @@ static void brcmf_usb_rx_complete(struct urb *urb)
if (brcmf_proto_hdrpull(devinfo->dev, &ifidx, skb) != 0) {
brcmf_dbg(ERROR, "rx protocol error\n");
brcmu_pkt_buf_free_skb(skb);
- brcmf_usb_enq(devinfo, &devinfo->rx_freeq, req);
devinfo->bus_pub.bus->dstats.rx_errors++;
- } else {
+ } else
brcmf_rx_packet(devinfo->dev, ifidx, skb);
- brcmf_usb_rx_refill(devinfo, req);
- }
+ brcmf_usb_rx_refill(devinfo, req);
} else {
brcmu_pkt_buf_free_skb(skb);
- brcmf_usb_enq(devinfo, &devinfo->rx_freeq, req);
+ brcmf_usb_enq(devinfo, &devinfo->rx_freeq, req, NULL);
}
return;
@@ -575,7 +525,7 @@ static void brcmf_usb_rx_refill(struct brcmf_usbdev_info *devinfo,
skb = dev_alloc_skb(devinfo->bus_pub.bus_mtu);
if (!skb) {
- brcmf_usb_enq(devinfo, &devinfo->rx_freeq, req);
+ brcmf_usb_enq(devinfo, &devinfo->rx_freeq, req, NULL);
return;
}
req->skb = skb;
@@ -584,14 +534,14 @@ static void brcmf_usb_rx_refill(struct brcmf_usbdev_info *devinfo,
skb->data, skb_tailroom(skb), brcmf_usb_rx_complete,
req);
req->devinfo = devinfo;
- brcmf_usb_enq(devinfo, &devinfo->rx_postq, req);
+ brcmf_usb_enq(devinfo, &devinfo->rx_postq, req, NULL);
ret = usb_submit_urb(req->urb, GFP_ATOMIC);
if (ret) {
brcmf_usb_del_fromq(devinfo, req);
brcmu_pkt_buf_free_skb(req->skb);
req->skb = NULL;
- brcmf_usb_enq(devinfo, &devinfo->rx_freeq, req);
+ brcmf_usb_enq(devinfo, &devinfo->rx_freeq, req, NULL);
}
return;
}
@@ -604,7 +554,7 @@ static void brcmf_usb_rx_fill_all(struct brcmf_usbdev_info *devinfo)
brcmf_dbg(ERROR, "bus is not up\n");
return;
}
- while ((req = brcmf_usb_deq(devinfo, &devinfo->rx_freeq)) != NULL)
+ while ((req = brcmf_usb_deq(devinfo, &devinfo->rx_freeq, NULL)) != NULL)
brcmf_usb_rx_refill(devinfo, req);
}
@@ -682,7 +632,8 @@ static int brcmf_usb_tx(struct device *dev, struct sk_buff *skb)
return -EIO;
}
- req = brcmf_usb_deq(devinfo, &devinfo->tx_freeq);
+ req = brcmf_usb_deq(devinfo, &devinfo->tx_freeq,
+ &devinfo->tx_freecount);
if (!req) {
brcmu_pkt_buf_free_skb(skb);
brcmf_dbg(ERROR, "no req to send\n");
@@ -694,14 +645,21 @@ static int brcmf_usb_tx(struct device *dev, struct sk_buff *skb)
usb_fill_bulk_urb(req->urb, devinfo->usbdev, devinfo->tx_pipe,
skb->data, skb->len, brcmf_usb_tx_complete, req);
req->urb->transfer_flags |= URB_ZERO_PACKET;
- brcmf_usb_enq(devinfo, &devinfo->tx_postq, req);
+ brcmf_usb_enq(devinfo, &devinfo->tx_postq, req, NULL);
ret = usb_submit_urb(req->urb, GFP_ATOMIC);
if (ret) {
brcmf_dbg(ERROR, "brcmf_usb_tx usb_submit_urb FAILED\n");
brcmf_usb_del_fromq(devinfo, req);
brcmu_pkt_buf_free_skb(req->skb);
req->skb = NULL;
- brcmf_usb_enq(devinfo, &devinfo->tx_freeq, req);
+ brcmf_usb_enq(devinfo, &devinfo->tx_freeq, req,
+ &devinfo->tx_freecount);
+ } else {
+ if (devinfo->tx_freecount < devinfo->tx_low_watermark &&
+ !devinfo->tx_flowblock) {
+ brcmf_txflowblock(dev, true);
+ devinfo->tx_flowblock = true;
+ }
}
return ret;
@@ -1112,10 +1070,14 @@ static int brcmf_usb_dlrun(struct brcmf_usbdev_info *devinfo)
static bool brcmf_usb_chip_support(int chipid, int chiprev)
{
switch(chipid) {
+ case 43143:
+ return true;
case 43235:
case 43236:
case 43238:
return (chiprev == 3);
+ case 43242:
+ return true;
default:
break;
}
@@ -1154,17 +1116,10 @@ brcmf_usb_fw_download(struct brcmf_usbdev_info *devinfo)
}
-static void brcmf_usb_detach(const struct brcmf_usbdev *bus_pub)
+static void brcmf_usb_detach(struct brcmf_usbdev_info *devinfo)
{
- struct brcmf_usbdev_info *devinfo =
- (struct brcmf_usbdev_info *)bus_pub;
-
brcmf_dbg(TRACE, "devinfo %p\n", devinfo);
- /* store the image globally */
- g_image.data = devinfo->image;
- g_image.len = devinfo->image_len;
-
/* free the URBS */
brcmf_usb_free_q(&devinfo->rx_freeq, false);
brcmf_usb_free_q(&devinfo->tx_freeq, false);
@@ -1175,7 +1130,6 @@ static void brcmf_usb_detach(const struct brcmf_usbdev *bus_pub)
kfree(devinfo->tx_reqs);
kfree(devinfo->rx_reqs);
- kfree(devinfo);
}
#define TRX_MAGIC 0x30524448 /* "HDR0" */
@@ -1217,19 +1171,34 @@ static int brcmf_usb_get_fw(struct brcmf_usbdev_info *devinfo)
{
s8 *fwname;
const struct firmware *fw;
+ struct brcmf_usb_image *fw_image;
int err;
- devinfo->image = g_image.data;
- devinfo->image_len = g_image.len;
-
- /*
- * if we have an image we can leave here.
- */
- if (devinfo->image)
- return 0;
-
- fwname = BRCMF_USB_43236_FW_NAME;
+ switch (devinfo->bus_pub.devid) {
+ case 43143:
+ fwname = BRCMF_USB_43143_FW_NAME;
+ break;
+ case 43235:
+ case 43236:
+ case 43238:
+ fwname = BRCMF_USB_43236_FW_NAME;
+ break;
+ case 43242:
+ fwname = BRCMF_USB_43242_FW_NAME;
+ break;
+ default:
+ return -EINVAL;
+ break;
+ }
+ list_for_each_entry(fw_image, &fw_image_list, list) {
+ if (fw_image->fwname == fwname) {
+ devinfo->image = fw_image->image;
+ devinfo->image_len = fw_image->image_len;
+ return 0;
+ }
+ }
+ /* fw image not yet loaded. Load it now and add to list */
err = request_firmware(&fw, fwname, devinfo->dev);
if (!fw) {
brcmf_dbg(ERROR, "fail to request firmware %s\n", fwname);
@@ -1240,27 +1209,32 @@ static int brcmf_usb_get_fw(struct brcmf_usbdev_info *devinfo)
return -EINVAL;
}
- devinfo->image = vmalloc(fw->size); /* plus nvram */
- if (!devinfo->image)
+ fw_image = kzalloc(sizeof(*fw_image), GFP_ATOMIC);
+ if (!fw_image)
+ return -ENOMEM;
+ INIT_LIST_HEAD(&fw_image->list);
+ list_add_tail(&fw_image->list, &fw_image_list);
+ fw_image->fwname = fwname;
+ fw_image->image = vmalloc(fw->size);
+ if (!fw_image->image)
return -ENOMEM;
- memcpy(devinfo->image, fw->data, fw->size);
- devinfo->image_len = fw->size;
+ memcpy(fw_image->image, fw->data, fw->size);
+ fw_image->image_len = fw->size;
release_firmware(fw);
+
+ devinfo->image = fw_image->image;
+ devinfo->image_len = fw_image->image_len;
+
return 0;
}
static
-struct brcmf_usbdev *brcmf_usb_attach(int nrxq, int ntxq, struct device *dev)
+struct brcmf_usbdev *brcmf_usb_attach(struct brcmf_usbdev_info *devinfo,
+ int nrxq, int ntxq)
{
- struct brcmf_usbdev_info *devinfo;
-
- devinfo = kzalloc(sizeof(struct brcmf_usbdev_info), GFP_ATOMIC);
- if (devinfo == NULL)
- return NULL;
-
devinfo->bus_pub.nrxq = nrxq;
devinfo->rx_low_watermark = nrxq / 2;
devinfo->bus_pub.devinfo = devinfo;
@@ -1269,18 +1243,6 @@ struct brcmf_usbdev *brcmf_usb_attach(int nrxq, int ntxq, struct device *dev)
/* flow control when too many tx urbs posted */
devinfo->tx_low_watermark = ntxq / 4;
devinfo->tx_high_watermark = devinfo->tx_low_watermark * 3;
- devinfo->dev = dev;
- devinfo->usbdev = usbdev_probe_info.usb;
- devinfo->tx_pipe = usbdev_probe_info.tx_pipe;
- devinfo->rx_pipe = usbdev_probe_info.rx_pipe;
- devinfo->rx_pipe2 = usbdev_probe_info.rx_pipe2;
- devinfo->intr_pipe = usbdev_probe_info.intr_pipe;
-
- devinfo->interval = usbdev_probe_info.interval;
- devinfo->intr_size = usbdev_probe_info.intr_size;
-
- memcpy(&devinfo->probe_info, &usbdev_probe_info,
- sizeof(struct brcmf_usb_probe_info));
devinfo->bus_pub.bus_mtu = BRCMF_USB_MAX_PKT_SIZE;
/* Initialize other structure content */
@@ -1295,6 +1257,8 @@ struct brcmf_usbdev *brcmf_usb_attach(int nrxq, int ntxq, struct device *dev)
INIT_LIST_HEAD(&devinfo->tx_freeq);
INIT_LIST_HEAD(&devinfo->tx_postq);
+ devinfo->tx_flowblock = false;
+
devinfo->rx_reqs = brcmf_usbdev_qinit(&devinfo->rx_freeq, nrxq);
if (!devinfo->rx_reqs)
goto error;
@@ -1302,6 +1266,7 @@ struct brcmf_usbdev *brcmf_usb_attach(int nrxq, int ntxq, struct device *dev)
devinfo->tx_reqs = brcmf_usbdev_qinit(&devinfo->tx_freeq, ntxq);
if (!devinfo->tx_reqs)
goto error;
+ devinfo->tx_freecount = ntxq;
devinfo->intr_urb = usb_alloc_urb(0, GFP_ATOMIC);
if (!devinfo->intr_urb) {
@@ -1313,8 +1278,6 @@ struct brcmf_usbdev *brcmf_usb_attach(int nrxq, int ntxq, struct device *dev)
brcmf_dbg(ERROR, "usb_alloc_urb (ctl) failed\n");
goto error;
}
- devinfo->rxctl_deferrespok = 0;
-
devinfo->bulk_urb = usb_alloc_urb(0, GFP_ATOMIC);
if (!devinfo->bulk_urb) {
brcmf_dbg(ERROR, "usb_alloc_urb (bulk) failed\n");
@@ -1336,23 +1299,21 @@ struct brcmf_usbdev *brcmf_usb_attach(int nrxq, int ntxq, struct device *dev)
error:
brcmf_dbg(ERROR, "failed!\n");
- brcmf_usb_detach(&devinfo->bus_pub);
+ brcmf_usb_detach(devinfo);
return NULL;
}
-static int brcmf_usb_probe_cb(struct device *dev, const char *desc,
- u32 bustype, u32 hdrlen)
+static int brcmf_usb_probe_cb(struct brcmf_usbdev_info *devinfo,
+ const char *desc, u32 bustype, u32 hdrlen)
{
struct brcmf_bus *bus = NULL;
struct brcmf_usbdev *bus_pub = NULL;
int ret;
+ struct device *dev = devinfo->dev;
-
- bus_pub = brcmf_usb_attach(BRCMF_USB_NRXQ, BRCMF_USB_NTXQ, dev);
- if (!bus_pub) {
- ret = -ENODEV;
- goto fail;
- }
+ bus_pub = brcmf_usb_attach(devinfo, BRCMF_USB_NRXQ, BRCMF_USB_NTXQ);
+ if (!bus_pub)
+ return -ENODEV;
bus = kzalloc(sizeof(struct brcmf_bus), GFP_ATOMIC);
if (!bus) {
@@ -1387,23 +1348,21 @@ static int brcmf_usb_probe_cb(struct device *dev, const char *desc,
return 0;
fail:
/* Release resources in reverse order */
- if (bus_pub)
- brcmf_usb_detach(bus_pub);
kfree(bus);
+ brcmf_usb_detach(devinfo);
return ret;
}
static void
-brcmf_usb_disconnect_cb(struct brcmf_usbdev *bus_pub)
+brcmf_usb_disconnect_cb(struct brcmf_usbdev_info *devinfo)
{
- if (!bus_pub)
+ if (!devinfo)
return;
- brcmf_dbg(TRACE, "enter: bus_pub %p\n", bus_pub);
-
- brcmf_detach(bus_pub->devinfo->dev);
- kfree(bus_pub->bus);
- brcmf_usb_detach(bus_pub);
+ brcmf_dbg(TRACE, "enter: bus_pub %p\n", devinfo);
+ brcmf_detach(devinfo->dev);
+ kfree(devinfo->bus_pub.bus);
+ brcmf_usb_detach(devinfo);
}
static int
@@ -1415,18 +1374,18 @@ brcmf_usb_probe(struct usb_interface *intf, const struct usb_device_id *id)
struct usb_device *usb = interface_to_usbdev(intf);
int num_of_eps;
u8 endpoint_num;
+ struct brcmf_usbdev_info *devinfo;
brcmf_dbg(TRACE, "enter\n");
- usbdev_probe_info.usb = usb;
- usbdev_probe_info.intf = intf;
+ devinfo = kzalloc(sizeof(*devinfo), GFP_ATOMIC);
+ if (devinfo == NULL)
+ return -ENOMEM;
- if (id != NULL) {
- usbdev_probe_info.vid = id->idVendor;
- usbdev_probe_info.pid = id->idProduct;
- }
+ devinfo->usbdev = usb;
+ devinfo->dev = &usb->dev;
- usb_set_intfdata(intf, &usbdev_probe_info);
+ usb_set_intfdata(intf, devinfo);
/* Check that the device supports only one configuration */
if (usb->descriptor.bNumConfigurations != 1) {
@@ -1475,11 +1434,11 @@ brcmf_usb_probe(struct usb_interface *intf, const struct usb_device_id *id)
}
endpoint_num = endpoint->bEndpointAddress & USB_ENDPOINT_NUMBER_MASK;
- usbdev_probe_info.intr_pipe = usb_rcvintpipe(usb, endpoint_num);
+ devinfo->intr_pipe = usb_rcvintpipe(usb, endpoint_num);
- usbdev_probe_info.rx_pipe = 0;
- usbdev_probe_info.rx_pipe2 = 0;
- usbdev_probe_info.tx_pipe = 0;
+ devinfo->rx_pipe = 0;
+ devinfo->rx_pipe2 = 0;
+ devinfo->tx_pipe = 0;
num_of_eps = IFDESC(usb, BULK_IF).bNumEndpoints - 1;
/* Check data endpoints and get pipes */
@@ -1496,35 +1455,33 @@ brcmf_usb_probe(struct usb_interface *intf, const struct usb_device_id *id)
USB_ENDPOINT_NUMBER_MASK;
if ((endpoint->bEndpointAddress & USB_ENDPOINT_DIR_MASK)
== USB_DIR_IN) {
- if (!usbdev_probe_info.rx_pipe) {
- usbdev_probe_info.rx_pipe =
+ if (!devinfo->rx_pipe) {
+ devinfo->rx_pipe =
usb_rcvbulkpipe(usb, endpoint_num);
} else {
- usbdev_probe_info.rx_pipe2 =
+ devinfo->rx_pipe2 =
usb_rcvbulkpipe(usb, endpoint_num);
}
} else {
- usbdev_probe_info.tx_pipe =
- usb_sndbulkpipe(usb, endpoint_num);
+ devinfo->tx_pipe = usb_sndbulkpipe(usb, endpoint_num);
}
}
/* Allocate interrupt URB and data buffer */
/* RNDIS says 8-byte intr, our old drivers used 4-byte */
if (IFEPDESC(usb, CONTROL_IF, 0).wMaxPacketSize == cpu_to_le16(16))
- usbdev_probe_info.intr_size = 8;
+ devinfo->intr_size = 8;
else
- usbdev_probe_info.intr_size = 4;
+ devinfo->intr_size = 4;
- usbdev_probe_info.interval = IFEPDESC(usb, CONTROL_IF, 0).bInterval;
+ devinfo->interval = IFEPDESC(usb, CONTROL_IF, 0).bInterval;
- usbdev_probe_info.device_speed = usb->speed;
if (usb->speed == USB_SPEED_HIGH)
brcmf_dbg(INFO, "Broadcom high speed USB wireless device detected\n");
else
brcmf_dbg(INFO, "Broadcom full speed USB wireless device detected\n");
- ret = brcmf_usb_probe_cb(&usb->dev, "", USB_BUS, 0);
+ ret = brcmf_usb_probe_cb(devinfo, "", USB_BUS, 0);
if (ret)
goto fail;
@@ -1533,6 +1490,7 @@ brcmf_usb_probe(struct usb_interface *intf, const struct usb_device_id *id)
fail:
brcmf_dbg(ERROR, "failed with errno %d\n", ret);
+ kfree(devinfo);
usb_set_intfdata(intf, NULL);
return ret;
@@ -1541,11 +1499,12 @@ fail:
static void
brcmf_usb_disconnect(struct usb_interface *intf)
{
- struct usb_device *usb = interface_to_usbdev(intf);
+ struct brcmf_usbdev_info *devinfo;
brcmf_dbg(TRACE, "enter\n");
- brcmf_usb_disconnect_cb(brcmf_usb_get_buspub(&usb->dev));
- usb_set_intfdata(intf, NULL);
+ devinfo = (struct brcmf_usbdev_info *)usb_get_intfdata(intf);
+ brcmf_usb_disconnect_cb(devinfo);
+ kfree(devinfo);
}
/*
@@ -1577,17 +1536,23 @@ static int brcmf_usb_resume(struct usb_interface *intf)
}
#define BRCMF_USB_VENDOR_ID_BROADCOM 0x0a5c
+#define BRCMF_USB_DEVICE_ID_43143 0xbd1e
#define BRCMF_USB_DEVICE_ID_43236 0xbd17
+#define BRCMF_USB_DEVICE_ID_43242 0xbd1f
#define BRCMF_USB_DEVICE_ID_BCMFW 0x0bdc
static struct usb_device_id brcmf_usb_devid_table[] = {
+ { USB_DEVICE(BRCMF_USB_VENDOR_ID_BROADCOM, BRCMF_USB_DEVICE_ID_43143) },
{ USB_DEVICE(BRCMF_USB_VENDOR_ID_BROADCOM, BRCMF_USB_DEVICE_ID_43236) },
+ { USB_DEVICE(BRCMF_USB_VENDOR_ID_BROADCOM, BRCMF_USB_DEVICE_ID_43242) },
/* special entry for device with firmware loaded and running */
{ USB_DEVICE(BRCMF_USB_VENDOR_ID_BROADCOM, BRCMF_USB_DEVICE_ID_BCMFW) },
{ }
};
MODULE_DEVICE_TABLE(usb, brcmf_usb_devid_table);
+MODULE_FIRMWARE(BRCMF_USB_43143_FW_NAME);
MODULE_FIRMWARE(BRCMF_USB_43236_FW_NAME);
+MODULE_FIRMWARE(BRCMF_USB_43242_FW_NAME);
/* TODO: suspend and resume entries */
static struct usb_driver brcmf_usbdrvr = {
@@ -1601,15 +1566,25 @@ static struct usb_driver brcmf_usbdrvr = {
.disable_hub_initiated_lpm = 1,
};
+static void brcmf_release_fw(struct list_head *q)
+{
+ struct brcmf_usb_image *fw_image, *next;
+
+ list_for_each_entry_safe(fw_image, next, q, list) {
+ vfree(fw_image->image);
+ list_del_init(&fw_image->list);
+ }
+}
+
+
void brcmf_usb_exit(void)
{
usb_deregister(&brcmf_usbdrvr);
- vfree(g_image.data);
- g_image.data = NULL;
- g_image.len = 0;
+ brcmf_release_fw(&fw_image_list);
}
void brcmf_usb_init(void)
{
+ INIT_LIST_HEAD(&fw_image_list);
usb_register(&brcmf_usbdrvr);
}