#include <linux/moduleparam.h>
#include <linux/firmware.h>
#include <linux/netdevice.h>
+#include <linux/slab.h>
#include <linux/usb.h>
+#ifdef CONFIG_OLPC
+#include <asm/olpc.h>
+#endif
+
#define DRV_NAME "usb8xxx"
#include "host.h"
#include "decl.h"
#include "defs.h"
#include "dev.h"
+#include "cmd.h"
#include "if_usb.h"
+#define INSANEDEBUG 0
+#define lbs_deb_usb2(...) do { if (INSANEDEBUG) lbs_deb_usbd(__VA_ARGS__); } while (0)
+
#define MESSAGE_HEADER_LEN 4
static char *lbs_fw_name = "usb8388.bin";
module_param_named(fw_name, lbs_fw_name, charp, 0644);
+MODULE_FIRMWARE("usb8388.bin");
+
static struct usb_device_id if_usb_table[] = {
/* Enter the device signature inside */
{ USB_DEVICE(0x1286, 0x2001) },
static void if_usb_receive(struct urb *urb);
static void if_usb_receive_fwload(struct urb *urb);
-static int if_usb_prog_firmware(struct usb_card_rec *cardp);
-static int if_usb_host_to_card(struct lbs_private *priv,
- u8 type,
- u8 *payload,
- u16 nb);
-static int if_usb_get_int_status(struct lbs_private *priv, u8 *);
-static int if_usb_read_event_cause(struct lbs_private *);
-static int usb_tx_block(struct usb_card_rec *cardp, u8 *payload, u16 nb);
-static void if_usb_free(struct usb_card_rec *cardp);
-static int if_usb_submit_rx_urb(struct usb_card_rec *cardp);
-static int if_usb_reset_device(struct usb_card_rec *cardp);
+static int __if_usb_prog_firmware(struct if_usb_card *cardp,
+ const char *fwname, int cmd);
+static int if_usb_prog_firmware(struct if_usb_card *cardp,
+ const char *fwname, int cmd);
+static int if_usb_host_to_card(struct lbs_private *priv, uint8_t type,
+ uint8_t *payload, uint16_t nb);
+static int usb_tx_block(struct if_usb_card *cardp, uint8_t *payload,
+ uint16_t nb);
+static void if_usb_free(struct if_usb_card *cardp);
+static int if_usb_submit_rx_urb(struct if_usb_card *cardp);
+static int if_usb_reset_device(struct if_usb_card *cardp);
+
+/* sysfs hooks */
+
+/**
+ * Set function to write firmware to device's persistent memory
+ */
+static ssize_t if_usb_firmware_set(struct device *dev,
+ struct device_attribute *attr, const char *buf, size_t count)
+{
+ struct lbs_private *priv = to_net_dev(dev)->ml_priv;
+ struct if_usb_card *cardp = priv->card;
+ int ret;
+
+ ret = if_usb_prog_firmware(cardp, buf, BOOT_CMD_UPDATE_FW);
+ if (ret == 0)
+ return count;
+
+ return ret;
+}
+
+/**
+ * lbs_flash_fw attribute to be exported per ethX interface through sysfs
+ * (/sys/class/net/ethX/lbs_flash_fw). Use this like so to write firmware to
+ * the device's persistent memory:
+ * echo usb8388-5.126.0.p5.bin > /sys/class/net/ethX/lbs_flash_fw
+ */
+static DEVICE_ATTR(lbs_flash_fw, 0200, NULL, if_usb_firmware_set);
+
+/**
+ * Set function to write firmware to device's persistent memory
+ */
+static ssize_t if_usb_boot2_set(struct device *dev,
+ struct device_attribute *attr, const char *buf, size_t count)
+{
+ struct lbs_private *priv = to_net_dev(dev)->ml_priv;
+ struct if_usb_card *cardp = priv->card;
+ int ret;
+
+ ret = if_usb_prog_firmware(cardp, buf, BOOT_CMD_UPDATE_BOOT2);
+ if (ret == 0)
+ return count;
+
+ return ret;
+}
+
+/**
+ * lbs_flash_boot2 attribute to be exported per ethX interface through sysfs
+ * (/sys/class/net/ethX/lbs_flash_boot2). Use this like so to write firmware
+ * to the device's persistent memory:
+ * echo usb8388-5.126.0.p5.bin > /sys/class/net/ethX/lbs_flash_boot2
+ */
+static DEVICE_ATTR(lbs_flash_boot2, 0200, NULL, if_usb_boot2_set);
/**
* @brief call back function to handle the status of the URB
*/
static void if_usb_write_bulk_callback(struct urb *urb)
{
- struct usb_card_rec *cardp = (struct usb_card_rec *) urb->context;
+ struct if_usb_card *cardp = (struct if_usb_card *) urb->context;
/* handle the transmission complete validations */
if (urb->status == 0) {
struct lbs_private *priv = cardp->priv;
- /*
- lbs_deb_usbd(&urb->dev->dev, "URB status is successfull\n");
- lbs_deb_usbd(&urb->dev->dev, "Actual length transmitted %d\n",
- urb->actual_length);
- */
+ lbs_deb_usb2(&urb->dev->dev, "URB status is successful\n");
+ lbs_deb_usb2(&urb->dev->dev, "Actual length transmitted %d\n",
+ urb->actual_length);
- /* Used for both firmware TX and regular TX. priv isn't
- * valid at firmware load time.
+ /* Boot commands such as UPDATE_FW and UPDATE_BOOT2 are not
+ * passed up to the lbs level.
*/
- if (priv)
+ if (priv && priv->dnld_sent != DNLD_BOOTCMD_SENT)
lbs_host_to_card_done(priv);
} else {
/* print the failure status number for debug */
/**
* @brief free tx/rx urb, skb and rx buffer
- * @param cardp pointer usb_card_rec
+ * @param cardp pointer if_usb_card
* @return N/A
*/
-static void if_usb_free(struct usb_card_rec *cardp)
+static void if_usb_free(struct if_usb_card *cardp)
{
lbs_deb_enter(LBS_DEB_USB);
usb_free_urb(cardp->rx_urb);
cardp->rx_urb = NULL;
- kfree(cardp->bulk_out_buffer);
- cardp->bulk_out_buffer = NULL;
+ kfree(cardp->ep_out_buf);
+ cardp->ep_out_buf = NULL;
lbs_deb_leave(LBS_DEB_USB);
}
-static void if_usb_set_boot2_ver(struct lbs_private *priv)
+static void if_usb_setup_firmware(struct lbs_private *priv)
{
+ struct if_usb_card *cardp = priv->card;
struct cmd_ds_set_boot2_ver b2_cmd;
- int rsp_len = sizeof(b2_cmd);
+ struct cmd_ds_802_11_fw_wake_method wake_method;
+ b2_cmd.hdr.size = cpu_to_le16(sizeof(b2_cmd));
b2_cmd.action = 0;
- b2_cmd.version = priv->boot2_version;
+ b2_cmd.version = cardp->boot2_version;
- if (lbs_cmd(priv, CMD_SET_BOOT2_VER, &b2_cmd, sizeof(b2_cmd),
- &b2_cmd, &rsp_len)) {
+ if (lbs_cmd_with_response(priv, CMD_SET_BOOT2_VER, &b2_cmd))
lbs_deb_usb("Setting boot2 version failed\n");
+
+ priv->wol_gpio = 2; /* Wake via GPIO2... */
+ priv->wol_gap = 20; /* ... after 20ms */
+ lbs_host_sleep_cfg(priv, EHS_WAKE_ON_UNICAST_DATA,
+ (struct wol_config *) NULL);
+
+ wake_method.hdr.size = cpu_to_le16(sizeof(wake_method));
+ wake_method.action = cpu_to_le16(CMD_ACT_GET);
+ if (lbs_cmd_with_response(priv, CMD_802_11_FW_WAKE_METHOD, &wake_method)) {
+ lbs_pr_info("Firmware does not seem to support PS mode\n");
+ priv->fwcapinfo &= ~FW_CAPINFO_PS;
+ } else {
+ if (le16_to_cpu(wake_method.method) == CMD_WAKE_METHOD_COMMAND_INT) {
+ lbs_deb_usb("Firmware seems to support PS with wake-via-command\n");
+ } else {
+ /* The versions which boot up this way don't seem to
+ work even if we set it to the command interrupt */
+ priv->fwcapinfo &= ~FW_CAPINFO_PS;
+ lbs_pr_info("Firmware doesn't wake via command interrupt; disabling PS mode\n");
+ }
}
}
+static void if_usb_fw_timeo(unsigned long priv)
+{
+ struct if_usb_card *cardp = (void *)priv;
+
+ if (cardp->fwdnldover) {
+ lbs_deb_usb("Download complete, no event. Assuming success\n");
+ } else {
+ lbs_pr_err("Download timed out\n");
+ cardp->surprise_removed = 1;
+ }
+ wake_up(&cardp->fw_wq);
+}
+
+#ifdef CONFIG_OLPC
+static void if_usb_reset_olpc_card(struct lbs_private *priv)
+{
+ printk(KERN_CRIT "Resetting OLPC wireless via EC...\n");
+ olpc_ec_cmd(0x25, NULL, 0, NULL, 0);
+}
+#endif
/**
* @brief sets the configuration values
struct usb_host_interface *iface_desc;
struct usb_endpoint_descriptor *endpoint;
struct lbs_private *priv;
- struct usb_card_rec *cardp;
+ struct if_usb_card *cardp;
int i;
udev = interface_to_usbdev(intf);
- cardp = kzalloc(sizeof(struct usb_card_rec), GFP_KERNEL);
+ cardp = kzalloc(sizeof(struct if_usb_card), GFP_KERNEL);
if (!cardp) {
lbs_pr_err("Out of memory allocating private data.\n");
goto error;
}
+ setup_timer(&cardp->fw_timeout, if_usb_fw_timeo, (unsigned long)cardp);
+ init_waitqueue_head(&cardp->fw_wq);
+
cardp->udev = udev;
iface_desc = intf->cur_altsetting;
lbs_deb_usbd(&udev->dev, "bcdUSB = 0x%X bDeviceClass = 0x%X"
- " bDeviceSubClass = 0x%X, bDeviceProtocol = 0x%X\n",
+ " bDeviceSubClass = 0x%X, bDeviceProtocol = 0x%X\n",
le16_to_cpu(udev->descriptor.bcdUSB),
udev->descriptor.bDeviceClass,
udev->descriptor.bDeviceSubClass,
for (i = 0; i < iface_desc->desc.bNumEndpoints; ++i) {
endpoint = &iface_desc->endpoint[i].desc;
- if ((endpoint->bEndpointAddress & USB_ENDPOINT_DIR_MASK)
- && ((endpoint->bmAttributes & USB_ENDPOINT_XFERTYPE_MASK) ==
- USB_ENDPOINT_XFER_BULK)) {
- /* we found a bulk in endpoint */
- lbs_deb_usbd(&udev->dev, "Bulk in size is %d\n",
- le16_to_cpu(endpoint->wMaxPacketSize));
- if (!(cardp->rx_urb = usb_alloc_urb(0, GFP_KERNEL))) {
- lbs_deb_usbd(&udev->dev,
- "Rx URB allocation failed\n");
- goto dealloc;
- }
- cardp->rx_urb_recall = 0;
-
- cardp->bulk_in_size =
- le16_to_cpu(endpoint->wMaxPacketSize);
- cardp->bulk_in_endpointAddr =
- (endpoint->
- bEndpointAddress & USB_ENDPOINT_NUMBER_MASK);
- lbs_deb_usbd(&udev->dev, "in_endpoint = %d\n",
- endpoint->bEndpointAddress);
- }
+ if (usb_endpoint_is_bulk_in(endpoint)) {
+ cardp->ep_in_size = le16_to_cpu(endpoint->wMaxPacketSize);
+ cardp->ep_in = usb_endpoint_num(endpoint);
- if (((endpoint->
- bEndpointAddress & USB_ENDPOINT_DIR_MASK) ==
- USB_DIR_OUT)
- && ((endpoint->bmAttributes & USB_ENDPOINT_XFERTYPE_MASK) ==
- USB_ENDPOINT_XFER_BULK)) {
- /* We found bulk out endpoint */
- if (!(cardp->tx_urb = usb_alloc_urb(0, GFP_KERNEL))) {
- lbs_deb_usbd(&udev->dev,
- "Tx URB allocation failed\n");
- goto dealloc;
- }
+ lbs_deb_usbd(&udev->dev, "in_endpoint = %d\n", cardp->ep_in);
+ lbs_deb_usbd(&udev->dev, "Bulk in size is %d\n", cardp->ep_in_size);
- cardp->bulk_out_size =
- le16_to_cpu(endpoint->wMaxPacketSize);
- lbs_deb_usbd(&udev->dev,
- "Bulk out size is %d\n",
- le16_to_cpu(endpoint->wMaxPacketSize));
- cardp->bulk_out_endpointAddr =
- endpoint->bEndpointAddress;
- lbs_deb_usbd(&udev->dev, "out_endpoint = %d\n",
- endpoint->bEndpointAddress);
- cardp->bulk_out_buffer =
- kmalloc(MRVDRV_ETH_TX_PACKET_BUFFER_SIZE,
- GFP_KERNEL);
-
- if (!cardp->bulk_out_buffer) {
- lbs_deb_usbd(&udev->dev,
- "Could not allocate buffer\n");
- goto dealloc;
- }
+ } else if (usb_endpoint_is_bulk_out(endpoint)) {
+ cardp->ep_out_size = le16_to_cpu(endpoint->wMaxPacketSize);
+ cardp->ep_out = usb_endpoint_num(endpoint);
+
+ lbs_deb_usbd(&udev->dev, "out_endpoint = %d\n", cardp->ep_out);
+ lbs_deb_usbd(&udev->dev, "Bulk out size is %d\n", cardp->ep_out_size);
}
}
+ if (!cardp->ep_out_size || !cardp->ep_in_size) {
+ lbs_deb_usbd(&udev->dev, "Endpoints not found\n");
+ goto dealloc;
+ }
+ if (!(cardp->rx_urb = usb_alloc_urb(0, GFP_KERNEL))) {
+ lbs_deb_usbd(&udev->dev, "Rx URB allocation failed\n");
+ goto dealloc;
+ }
+ if (!(cardp->tx_urb = usb_alloc_urb(0, GFP_KERNEL))) {
+ lbs_deb_usbd(&udev->dev, "Tx URB allocation failed\n");
+ goto dealloc;
+ }
+ cardp->ep_out_buf = kmalloc(MRVDRV_ETH_TX_PACKET_BUFFER_SIZE, GFP_KERNEL);
+ if (!cardp->ep_out_buf) {
+ lbs_deb_usbd(&udev->dev, "Could not allocate buffer\n");
+ goto dealloc;
+ }
/* Upload firmware */
- cardp->rinfo.cardp = cardp;
- if (if_usb_prog_firmware(cardp)) {
- lbs_deb_usbd(&udev->dev, "FW upload failed");
+ if (__if_usb_prog_firmware(cardp, lbs_fw_name, BOOT_CMD_FW_BY_USB)) {
+ lbs_deb_usbd(&udev->dev, "FW upload failed\n");
goto err_prog_firmware;
}
goto err_prog_firmware;
cardp->priv = priv;
-
- if (lbs_add_mesh(priv, &udev->dev))
- goto err_add_mesh;
-
- cardp->eth_dev = priv->dev;
+ cardp->priv->fw_ready = 1;
priv->hw_host_to_card = if_usb_host_to_card;
- priv->hw_get_int_status = if_usb_get_int_status;
- priv->hw_read_event_cause = if_usb_read_event_cause;
- priv->boot2_version = udev->descriptor.bcdDevice;
+ priv->enter_deep_sleep = NULL;
+ priv->exit_deep_sleep = NULL;
+ priv->reset_deep_sleep_wakeup = NULL;
+#ifdef CONFIG_OLPC
+ if (machine_is_olpc())
+ priv->reset_card = if_usb_reset_olpc_card;
+#endif
+
+ cardp->boot2_version = udev->descriptor.bcdDevice;
- /* Delay 200 ms to waiting for the FW ready */
if_usb_submit_rx_urb(cardp);
- msleep_interruptible(200);
- priv->adapter->fw_ready = 1;
if (lbs_start_card(priv))
goto err_start_card;
- if_usb_set_boot2_ver(priv);
+ if_usb_setup_firmware(priv);
usb_get_dev(udev);
usb_set_intfdata(intf, cardp);
+ if (device_create_file(&priv->dev->dev, &dev_attr_lbs_flash_fw))
+ lbs_pr_err("cannot register lbs_flash_fw attribute\n");
+
+ if (device_create_file(&priv->dev->dev, &dev_attr_lbs_flash_boot2))
+ lbs_pr_err("cannot register lbs_flash_boot2 attribute\n");
+
return 0;
err_start_card:
- lbs_remove_mesh(priv);
-err_add_mesh:
lbs_remove_card(priv);
err_prog_firmware:
if_usb_reset_device(cardp);
*/
static void if_usb_disconnect(struct usb_interface *intf)
{
- struct usb_card_rec *cardp = usb_get_intfdata(intf);
+ struct if_usb_card *cardp = usb_get_intfdata(intf);
struct lbs_private *priv = (struct lbs_private *) cardp->priv;
lbs_deb_enter(LBS_DEB_MAIN);
- /* Update Surprise removed to TRUE */
+ device_remove_file(&priv->dev->dev, &dev_attr_lbs_flash_boot2);
+ device_remove_file(&priv->dev->dev, &dev_attr_lbs_flash_fw);
+
cardp->surprise_removed = 1;
if (priv) {
- struct lbs_adapter *adapter = priv->adapter;
-
- adapter->surpriseremoved = 1;
+ priv->surpriseremoved = 1;
lbs_stop_card(priv);
- lbs_remove_mesh(priv);
lbs_remove_card(priv);
}
- /* this is (apparently?) necessary for future usage of the device */
- lbs_prepare_and_send_command(priv, CMD_802_11_RESET, CMD_ACT_HALT,
- 0, 0, NULL);
-
/* Unlink and free urb */
if_usb_free(cardp);
* @param priv pointer to struct lbs_private
* @return 0
*/
-static int if_prog_firmware(struct usb_card_rec *cardp)
+static int if_usb_send_fw_pkt(struct if_usb_card *cardp)
{
- struct FWData *fwdata;
- struct fwheader *fwheader;
- u8 *firmware = cardp->fw->data;
-
- fwdata = kmalloc(sizeof(struct FWData), GFP_ATOMIC);
-
- if (!fwdata)
- return -1;
-
- fwheader = &fwdata->fwheader;
+ struct fwdata *fwdata = cardp->ep_out_buf;
+ const uint8_t *firmware = cardp->fw->data;
+ /* If we got a CRC failure on the last block, back
+ up and retry it */
if (!cardp->CRC_OK) {
cardp->totalbytes = cardp->fwlastblksent;
- cardp->fwseqnum = cardp->lastseqnum - 1;
+ cardp->fwseqnum--;
}
- /*
- lbs_deb_usbd(&cardp->udev->dev, "totalbytes = %d\n",
- cardp->totalbytes);
- */
+ lbs_deb_usb2(&cardp->udev->dev, "totalbytes = %d\n",
+ cardp->totalbytes);
- memcpy(fwheader, &firmware[cardp->totalbytes],
+ /* struct fwdata (which we sent to the card) has an
+ extra __le32 field in between the header and the data,
+ which is not in the struct fwheader in the actual
+ firmware binary. Insert the seqnum in the middle... */
+ memcpy(&fwdata->hdr, &firmware[cardp->totalbytes],
sizeof(struct fwheader));
cardp->fwlastblksent = cardp->totalbytes;
cardp->totalbytes += sizeof(struct fwheader);
- /* lbs_deb_usbd(&cardp->udev->dev,"Copy Data\n"); */
memcpy(fwdata->data, &firmware[cardp->totalbytes],
- le32_to_cpu(fwdata->fwheader.datalength));
+ le32_to_cpu(fwdata->hdr.datalength));
- /*
- lbs_deb_usbd(&cardp->udev->dev,
- "Data length = %d\n", le32_to_cpu(fwdata->fwheader.datalength));
- */
+ lbs_deb_usb2(&cardp->udev->dev, "Data length = %d\n",
+ le32_to_cpu(fwdata->hdr.datalength));
- cardp->fwseqnum = cardp->fwseqnum + 1;
+ fwdata->seqnum = cpu_to_le32(++cardp->fwseqnum);
+ cardp->totalbytes += le32_to_cpu(fwdata->hdr.datalength);
- fwdata->seqnum = cpu_to_le32(cardp->fwseqnum);
- cardp->lastseqnum = cardp->fwseqnum;
- cardp->totalbytes += le32_to_cpu(fwdata->fwheader.datalength);
+ usb_tx_block(cardp, cardp->ep_out_buf, sizeof(struct fwdata) +
+ le32_to_cpu(fwdata->hdr.datalength));
+
+ if (fwdata->hdr.dnldcmd == cpu_to_le32(FW_HAS_DATA_TO_RECV)) {
+ lbs_deb_usb2(&cardp->udev->dev, "There are data to follow\n");
+ lbs_deb_usb2(&cardp->udev->dev, "seqnum = %d totalbytes = %d\n",
+ cardp->fwseqnum, cardp->totalbytes);
+ } else if (fwdata->hdr.dnldcmd == cpu_to_le32(FW_HAS_LAST_BLOCK)) {
+ lbs_deb_usb2(&cardp->udev->dev, "Host has finished FW downloading\n");
+ lbs_deb_usb2(&cardp->udev->dev, "Donwloading FW JUMP BLOCK\n");
- if (fwheader->dnldcmd == cpu_to_le32(FW_HAS_DATA_TO_RECV)) {
- /*
- lbs_deb_usbd(&cardp->udev->dev, "There are data to follow\n");
- lbs_deb_usbd(&cardp->udev->dev,
- "seqnum = %d totalbytes = %d\n", cardp->fwseqnum,
- cardp->totalbytes);
- */
- memcpy(cardp->bulk_out_buffer, fwheader, FW_DATA_XMIT_SIZE);
- usb_tx_block(cardp, cardp->bulk_out_buffer, FW_DATA_XMIT_SIZE);
-
- } else if (fwdata->fwheader.dnldcmd == cpu_to_le32(FW_HAS_LAST_BLOCK)) {
- /*
- lbs_deb_usbd(&cardp->udev->dev,
- "Host has finished FW downloading\n");
- lbs_deb_usbd(&cardp->udev->dev,
- "Donwloading FW JUMP BLOCK\n");
- */
- memcpy(cardp->bulk_out_buffer, fwheader, FW_DATA_XMIT_SIZE);
- usb_tx_block(cardp, cardp->bulk_out_buffer, FW_DATA_XMIT_SIZE);
cardp->fwfinalblk = 1;
}
- /*
- lbs_deb_usbd(&cardp->udev->dev,
- "The firmware download is done size is %d\n",
- cardp->totalbytes);
- */
-
- kfree(fwdata);
+ lbs_deb_usb2(&cardp->udev->dev, "Firmware download done; size %d\n",
+ cardp->totalbytes);
return 0;
}
-static int if_usb_reset_device(struct usb_card_rec *cardp)
+static int if_usb_reset_device(struct if_usb_card *cardp)
{
+ struct cmd_ds_command *cmd = cardp->ep_out_buf + 4;
int ret;
- struct lbs_private *priv = cardp->priv;
lbs_deb_enter(LBS_DEB_USB);
- /* Try a USB port reset first, if that fails send the reset
- * command to the firmware.
- */
+ *(__le32 *)cardp->ep_out_buf = cpu_to_le32(CMD_TYPE_REQUEST);
+
+ cmd->command = cpu_to_le16(CMD_802_11_RESET);
+ cmd->size = cpu_to_le16(sizeof(struct cmd_header));
+ cmd->result = cpu_to_le16(0);
+ cmd->seqnum = cpu_to_le16(0x5a5a);
+ usb_tx_block(cardp, cardp->ep_out_buf, 4 + sizeof(struct cmd_header));
+
+ msleep(100);
ret = usb_reset_device(cardp->udev);
- if (!ret && priv) {
- msleep(10);
- ret = lbs_reset_device(priv);
- msleep(10);
- }
+ msleep(100);
+
+#ifdef CONFIG_OLPC
+ if (ret && machine_is_olpc())
+ if_usb_reset_olpc_card(NULL);
+#endif
lbs_deb_leave_args(LBS_DEB_USB, "ret %d", ret);
* @param nb data length
* @return 0 or -1
*/
-static int usb_tx_block(struct usb_card_rec *cardp, u8 * payload, u16 nb)
+static int usb_tx_block(struct if_usb_card *cardp, uint8_t *payload, uint16_t nb)
{
int ret = -1;
usb_fill_bulk_urb(cardp->tx_urb, cardp->udev,
usb_sndbulkpipe(cardp->udev,
- cardp->bulk_out_endpointAddr),
+ cardp->ep_out),
payload, nb, if_usb_write_bulk_callback, cardp);
cardp->tx_urb->transfer_flags |= URB_ZERO_PACKET;
if ((ret = usb_submit_urb(cardp->tx_urb, GFP_ATOMIC))) {
- /* transfer failed */
lbs_deb_usbd(&cardp->udev->dev, "usb_submit_urb failed: %d\n", ret);
ret = -1;
} else {
- /* lbs_deb_usbd(&cardp->udev->dev, "usb_submit_urb success\n"); */
+ lbs_deb_usb2(&cardp->udev->dev, "usb_submit_urb success\n");
ret = 0;
}
return ret;
}
-static int __if_usb_submit_rx_urb(struct usb_card_rec *cardp,
+static int __if_usb_submit_rx_urb(struct if_usb_card *cardp,
void (*callbackfn)(struct urb *urb))
{
struct sk_buff *skb;
- struct read_cb_info *rinfo = &cardp->rinfo;
int ret = -1;
if (!(skb = dev_alloc_skb(MRVDRV_ETH_RX_PACKET_BUFFER_SIZE))) {
goto rx_ret;
}
- rinfo->skb = skb;
+ cardp->rx_skb = skb;
/* Fill the receive configuration URB and initialise the Rx call back */
usb_fill_bulk_urb(cardp->rx_urb, cardp->udev,
- usb_rcvbulkpipe(cardp->udev,
- cardp->bulk_in_endpointAddr),
- (void *) (skb->tail + (size_t) IPFIELD_ALIGN_OFFSET),
+ usb_rcvbulkpipe(cardp->udev, cardp->ep_in),
+ skb->data + IPFIELD_ALIGN_OFFSET,
MRVDRV_ETH_RX_PACKET_BUFFER_SIZE, callbackfn,
- rinfo);
+ cardp);
cardp->rx_urb->transfer_flags |= URB_ZERO_PACKET;
- /* lbs_deb_usbd(&cardp->udev->dev, "Pointer for rx_urb %p\n", cardp->rx_urb); */
+ lbs_deb_usb2(&cardp->udev->dev, "Pointer for rx_urb %p\n", cardp->rx_urb);
if ((ret = usb_submit_urb(cardp->rx_urb, GFP_ATOMIC))) {
- /* handle failure conditions */
lbs_deb_usbd(&cardp->udev->dev, "Submit Rx URB failed: %d\n", ret);
kfree_skb(skb);
- rinfo->skb = NULL;
+ cardp->rx_skb = NULL;
ret = -1;
} else {
- /* lbs_deb_usbd(&cardp->udev->dev, "Submit Rx URB success\n"); */
+ lbs_deb_usb2(&cardp->udev->dev, "Submit Rx URB success\n");
ret = 0;
}
return ret;
}
-static int if_usb_submit_rx_urb_fwload(struct usb_card_rec *cardp)
+static int if_usb_submit_rx_urb_fwload(struct if_usb_card *cardp)
{
return __if_usb_submit_rx_urb(cardp, &if_usb_receive_fwload);
}
-static int if_usb_submit_rx_urb(struct usb_card_rec *cardp)
+static int if_usb_submit_rx_urb(struct if_usb_card *cardp)
{
return __if_usb_submit_rx_urb(cardp, &if_usb_receive);
}
static void if_usb_receive_fwload(struct urb *urb)
{
- struct read_cb_info *rinfo = (struct read_cb_info *)urb->context;
- struct sk_buff *skb = rinfo->skb;
- struct usb_card_rec *cardp = (struct usb_card_rec *)rinfo->cardp;
+ struct if_usb_card *cardp = urb->context;
+ struct sk_buff *skb = cardp->rx_skb;
struct fwsyncheader *syncfwheader;
- struct bootcmdrespStr bootcmdresp;
+ struct bootcmdresp bootcmdresp;
if (urb->status) {
lbs_deb_usbd(&cardp->udev->dev,
- "URB status is failed during fw load\n");
+ "URB status is failed during fw load\n");
kfree_skb(skb);
return;
}
- if (cardp->bootcmdresp == 0) {
+ if (cardp->fwdnldover) {
+ __le32 *tmp = (__le32 *)(skb->data + IPFIELD_ALIGN_OFFSET);
+
+ if (tmp[0] == cpu_to_le32(CMD_TYPE_INDICATION) &&
+ tmp[1] == cpu_to_le32(MACREG_INT_CODE_FIRMWARE_READY)) {
+ lbs_pr_info("Firmware ready event received\n");
+ wake_up(&cardp->fw_wq);
+ } else {
+ lbs_deb_usb("Waiting for confirmation; got %x %x\n",
+ le32_to_cpu(tmp[0]), le32_to_cpu(tmp[1]));
+ if_usb_submit_rx_urb_fwload(cardp);
+ }
+ kfree_skb(skb);
+ return;
+ }
+ if (cardp->bootcmdresp <= 0) {
memcpy (&bootcmdresp, skb->data + IPFIELD_ALIGN_OFFSET,
sizeof(bootcmdresp));
+
if (le16_to_cpu(cardp->udev->descriptor.bcdDevice) < 0x3106) {
kfree_skb(skb);
if_usb_submit_rx_urb_fwload(cardp);
- cardp->bootcmdresp = 1;
+ cardp->bootcmdresp = BOOT_CMD_RESP_OK;
lbs_deb_usbd(&cardp->udev->dev,
- "Received valid boot command response\n");
+ "Received valid boot command response\n");
return;
}
- if (bootcmdresp.u32magicnumber != cpu_to_le32(BOOT_CMD_MAGIC_NUMBER)) {
- lbs_pr_info(
- "boot cmd response wrong magic number (0x%x)\n",
- le32_to_cpu(bootcmdresp.u32magicnumber));
- } else if (bootcmdresp.u8cmd_tag != BOOT_CMD_FW_BY_USB) {
- lbs_pr_info(
- "boot cmd response cmd_tag error (%d)\n",
- bootcmdresp.u8cmd_tag);
- } else if (bootcmdresp.u8result != BOOT_CMD_RESP_OK) {
- lbs_pr_info(
- "boot cmd response result error (%d)\n",
- bootcmdresp.u8result);
+ if (bootcmdresp.magic != cpu_to_le32(BOOT_CMD_MAGIC_NUMBER)) {
+ if (bootcmdresp.magic == cpu_to_le32(CMD_TYPE_REQUEST) ||
+ bootcmdresp.magic == cpu_to_le32(CMD_TYPE_DATA) ||
+ bootcmdresp.magic == cpu_to_le32(CMD_TYPE_INDICATION)) {
+ if (!cardp->bootcmdresp)
+ lbs_pr_info("Firmware already seems alive; resetting\n");
+ cardp->bootcmdresp = -1;
+ } else {
+ lbs_pr_info("boot cmd response wrong magic number (0x%x)\n",
+ le32_to_cpu(bootcmdresp.magic));
+ }
+ } else if ((bootcmdresp.cmd != BOOT_CMD_FW_BY_USB) &&
+ (bootcmdresp.cmd != BOOT_CMD_UPDATE_FW) &&
+ (bootcmdresp.cmd != BOOT_CMD_UPDATE_BOOT2)) {
+ lbs_pr_info("boot cmd response cmd_tag error (%d)\n",
+ bootcmdresp.cmd);
+ } else if (bootcmdresp.result != BOOT_CMD_RESP_OK) {
+ lbs_pr_info("boot cmd response result error (%d)\n",
+ bootcmdresp.result);
} else {
cardp->bootcmdresp = 1;
lbs_deb_usbd(&cardp->udev->dev,
- "Received valid boot command response\n");
+ "Received valid boot command response\n");
}
kfree_skb(skb);
if_usb_submit_rx_urb_fwload(cardp);
}
memcpy(syncfwheader, skb->data + IPFIELD_ALIGN_OFFSET,
- sizeof(struct fwsyncheader));
+ sizeof(struct fwsyncheader));
if (!syncfwheader->cmd) {
- /*
- lbs_deb_usbd(&cardp->udev->dev,
- "FW received Blk with correct CRC\n");
- lbs_deb_usbd(&cardp->udev->dev,
- "FW received Blk seqnum = %d\n",
- syncfwheader->seqnum);
- */
+ lbs_deb_usb2(&cardp->udev->dev, "FW received Blk with correct CRC\n");
+ lbs_deb_usb2(&cardp->udev->dev, "FW received Blk seqnum = %d\n",
+ le32_to_cpu(syncfwheader->seqnum));
cardp->CRC_OK = 1;
} else {
- lbs_deb_usbd(&cardp->udev->dev,
- "FW received Blk with CRC error\n");
+ lbs_deb_usbd(&cardp->udev->dev, "FW received Blk with CRC error\n");
cardp->CRC_OK = 0;
}
kfree_skb(skb);
+ /* Give device 5s to either write firmware to its RAM or eeprom */
+ mod_timer(&cardp->fw_timeout, jiffies + (HZ*5));
+
if (cardp->fwfinalblk) {
cardp->fwdnldover = 1;
goto exit;
}
- if_prog_firmware(cardp);
+ if_usb_send_fw_pkt(cardp);
+ exit:
if_usb_submit_rx_urb_fwload(cardp);
-exit:
+
kfree(syncfwheader);
return;
-
}
#define MRVDRV_MIN_PKT_LEN 30
static inline void process_cmdtypedata(int recvlength, struct sk_buff *skb,
- struct usb_card_rec *cardp,
+ struct if_usb_card *cardp,
struct lbs_private *priv)
{
- if (recvlength > MRVDRV_ETH_RX_PACKET_BUFFER_SIZE +
- MESSAGE_HEADER_LEN || recvlength < MRVDRV_MIN_PKT_LEN) {
- lbs_deb_usbd(&cardp->udev->dev,
- "Packet length is Invalid\n");
+ if (recvlength > MRVDRV_ETH_RX_PACKET_BUFFER_SIZE + MESSAGE_HEADER_LEN
+ || recvlength < MRVDRV_MIN_PKT_LEN) {
+ lbs_deb_usbd(&cardp->udev->dev, "Packet length is Invalid\n");
kfree_skb(skb);
return;
}
skb_reserve(skb, IPFIELD_ALIGN_OFFSET);
skb_put(skb, recvlength);
skb_pull(skb, MESSAGE_HEADER_LEN);
+
lbs_process_rxed_packet(priv, skb);
- priv->upld_len = (recvlength - MESSAGE_HEADER_LEN);
}
-static inline void process_cmdrequest(int recvlength, u8 *recvbuff,
+static inline void process_cmdrequest(int recvlength, uint8_t *recvbuff,
struct sk_buff *skb,
- struct usb_card_rec *cardp,
+ struct if_usb_card *cardp,
struct lbs_private *priv)
{
- u8 *cmdbuf;
- if (recvlength > MRVDRV_SIZE_OF_CMD_BUFFER) {
+ u8 i;
+
+ if (recvlength > LBS_CMD_BUFFER_SIZE) {
lbs_deb_usbd(&cardp->udev->dev,
- "The receive buffer is too large\n");
+ "The receive buffer is too large\n");
kfree_skb(skb);
return;
}
- if (!in_interrupt())
- BUG();
-
- spin_lock(&priv->adapter->driver_lock);
- /* take care of cur_cmd = NULL case by reading the
- * data to clear the interrupt */
- if (!priv->adapter->cur_cmd) {
- cmdbuf = priv->upld_buf;
- priv->adapter->hisregcpy &= ~MRVDRV_CMD_UPLD_RDY;
- } else
- cmdbuf = priv->adapter->cur_cmd->bufvirtualaddr;
+ BUG_ON(!in_interrupt());
- cardp->usb_int_cause |= MRVDRV_CMD_UPLD_RDY;
- priv->upld_len = (recvlength - MESSAGE_HEADER_LEN);
- memcpy(cmdbuf, recvbuff + MESSAGE_HEADER_LEN,
- priv->upld_len);
+ spin_lock(&priv->driver_lock);
+ i = (priv->resp_idx == 0) ? 1 : 0;
+ BUG_ON(priv->resp_len[i]);
+ priv->resp_len[i] = (recvlength - MESSAGE_HEADER_LEN);
+ memcpy(priv->resp_buf[i], recvbuff + MESSAGE_HEADER_LEN,
+ priv->resp_len[i]);
kfree_skb(skb);
- lbs_interrupt(priv->dev);
- spin_unlock(&priv->adapter->driver_lock);
+ lbs_notify_command_response(priv, i);
+
+ spin_unlock(&priv->driver_lock);
lbs_deb_usbd(&cardp->udev->dev,
"Wake up main thread to handle cmd response\n");
-
- return;
}
/**
*/
static void if_usb_receive(struct urb *urb)
{
- struct read_cb_info *rinfo = (struct read_cb_info *)urb->context;
- struct sk_buff *skb = rinfo->skb;
- struct usb_card_rec *cardp = (struct usb_card_rec *) rinfo->cardp;
+ struct if_usb_card *cardp = urb->context;
+ struct sk_buff *skb = cardp->rx_skb;
struct lbs_private *priv = cardp->priv;
-
int recvlength = urb->actual_length;
- u8 *recvbuff = NULL;
- u32 recvtype = 0;
+ uint8_t *recvbuff = NULL;
+ uint32_t recvtype = 0;
+ __le32 *pkt = (__le32 *)(skb->data + IPFIELD_ALIGN_OFFSET);
+ uint32_t event;
lbs_deb_enter(LBS_DEB_USB);
if (recvlength) {
- __le32 tmp;
-
if (urb->status) {
- lbs_deb_usbd(&cardp->udev->dev,
- "URB status is failed\n");
+ lbs_deb_usbd(&cardp->udev->dev, "RX URB failed: %d\n",
+ urb->status);
kfree_skb(skb);
goto setup_for_next;
}
recvbuff = skb->data + IPFIELD_ALIGN_OFFSET;
- memcpy(&tmp, recvbuff, sizeof(u32));
- recvtype = le32_to_cpu(tmp);
+ recvtype = le32_to_cpu(pkt[0]);
lbs_deb_usbd(&cardp->udev->dev,
"Recv length = 0x%x, Recv type = 0x%X\n",
recvlength, recvtype);
break;
case CMD_TYPE_INDICATION:
- /* Event cause handling */
- spin_lock(&priv->adapter->driver_lock);
- cardp->usb_event_cause = le32_to_cpu(*(__le32 *) (recvbuff + MESSAGE_HEADER_LEN));
- lbs_deb_usbd(&cardp->udev->dev,"**EVENT** 0x%X\n",
- cardp->usb_event_cause);
- if (cardp->usb_event_cause & 0xffff0000) {
- lbs_send_tx_feedback(priv);
- spin_unlock(&priv->adapter->driver_lock);
- break;
- }
- cardp->usb_event_cause <<= 3;
- cardp->usb_int_cause |= MRVDRV_CARDEVENT;
+ /* Event handling */
+ event = le32_to_cpu(pkt[1]);
+ lbs_deb_usbd(&cardp->udev->dev, "**EVENT** 0x%X\n", event);
kfree_skb(skb);
- lbs_interrupt(priv->dev);
- spin_unlock(&priv->adapter->driver_lock);
- goto rx_exit;
+
+ /* Icky undocumented magic special case */
+ if (event & 0xffff0000) {
+ u32 trycount = (event & 0xffff0000) >> 16;
+
+ lbs_send_tx_feedback(priv, trycount);
+ } else
+ lbs_queue_event(priv, event & 0xFF);
+ break;
+
default:
lbs_deb_usbd(&cardp->udev->dev, "Unknown command type 0x%X\n",
- recvtype);
+ recvtype);
kfree_skb(skb);
break;
}
* @param len number of bytes
* @return 0 or -1
*/
-static int if_usb_host_to_card(struct lbs_private *priv,
- u8 type,
- u8 *payload,
- u16 nb)
+static int if_usb_host_to_card(struct lbs_private *priv, uint8_t type,
+ uint8_t *payload, uint16_t nb)
{
- struct usb_card_rec *cardp = (struct usb_card_rec *)priv->card;
+ struct if_usb_card *cardp = priv->card;
lbs_deb_usbd(&cardp->udev->dev,"*** type = %u\n", type);
lbs_deb_usbd(&cardp->udev->dev,"size after = %d\n", nb);
if (type == MVMS_CMD) {
- __le32 tmp = cpu_to_le32(CMD_TYPE_REQUEST);
+ *(__le32 *)cardp->ep_out_buf = cpu_to_le32(CMD_TYPE_REQUEST);
priv->dnld_sent = DNLD_CMD_SENT;
- memcpy(cardp->bulk_out_buffer, (u8 *) & tmp,
- MESSAGE_HEADER_LEN);
-
} else {
- __le32 tmp = cpu_to_le32(CMD_TYPE_DATA);
+ *(__le32 *)cardp->ep_out_buf = cpu_to_le32(CMD_TYPE_DATA);
priv->dnld_sent = DNLD_DATA_SENT;
- memcpy(cardp->bulk_out_buffer, (u8 *) & tmp,
- MESSAGE_HEADER_LEN);
}
- memcpy((cardp->bulk_out_buffer + MESSAGE_HEADER_LEN), payload, nb);
+ memcpy((cardp->ep_out_buf + MESSAGE_HEADER_LEN), payload, nb);
- return usb_tx_block(cardp, cardp->bulk_out_buffer,
- nb + MESSAGE_HEADER_LEN);
-}
-
-/* called with adapter->driver_lock held */
-static int if_usb_get_int_status(struct lbs_private *priv, u8 *ireg)
-{
- struct usb_card_rec *cardp = priv->card;
-
- *ireg = cardp->usb_int_cause;
- cardp->usb_int_cause = 0;
-
- lbs_deb_usbd(&cardp->udev->dev,"Int cause is 0x%X\n", *ireg);
-
- return 0;
-}
-
-static int if_usb_read_event_cause(struct lbs_private *priv)
-{
- struct usb_card_rec *cardp = priv->card;
-
- priv->adapter->eventcause = cardp->usb_event_cause;
- /* Re-submit rx urb here to avoid event lost issue */
- if_usb_submit_rx_urb(cardp);
- return 0;
+ return usb_tx_block(cardp, cardp->ep_out_buf, nb + MESSAGE_HEADER_LEN);
}
/**
* 2:Boot from FW in EEPROM
* @return 0
*/
-static int if_usb_issue_boot_command(struct usb_card_rec *cardp, int ivalue)
+static int if_usb_issue_boot_command(struct if_usb_card *cardp, int ivalue)
{
- struct bootcmdstr sbootcmd;
- int i;
+ struct bootcmd *bootcmd = cardp->ep_out_buf;
/* Prepare command */
- sbootcmd.u32magicnumber = cpu_to_le32(BOOT_CMD_MAGIC_NUMBER);
- sbootcmd.u8cmd_tag = ivalue;
- for (i=0; i<11; i++)
- sbootcmd.au8dumy[i]=0x00;
- memcpy(cardp->bulk_out_buffer, &sbootcmd, sizeof(struct bootcmdstr));
+ bootcmd->magic = cpu_to_le32(BOOT_CMD_MAGIC_NUMBER);
+ bootcmd->cmd = ivalue;
+ memset(bootcmd->pad, 0, sizeof(bootcmd->pad));
/* Issue command */
- usb_tx_block(cardp, cardp->bulk_out_buffer, sizeof(struct bootcmdstr));
+ usb_tx_block(cardp, cardp->ep_out_buf, sizeof(*bootcmd));
return 0;
}
* len image length
* @return 0 or -1
*/
-static int check_fwfile_format(u8 *data, u32 totlen)
+static int check_fwfile_format(const uint8_t *data, uint32_t totlen)
{
- u32 bincmd, exit;
- u32 blksize, offset, len;
+ uint32_t bincmd, exit;
+ uint32_t blksize, offset, len;
int ret;
ret = 1;
}
-static int if_usb_prog_firmware(struct usb_card_rec *cardp)
+/**
+* @brief This function programs the firmware subject to cmd
+*
+* @param cardp the if_usb_card descriptor
+* fwname firmware or boot2 image file name
+* cmd either BOOT_CMD_FW_BY_USB, BOOT_CMD_UPDATE_FW,
+* or BOOT_CMD_UPDATE_BOOT2.
+* @return 0 or error code
+*/
+static int if_usb_prog_firmware(struct if_usb_card *cardp,
+ const char *fwname, int cmd)
+{
+ struct lbs_private *priv = cardp->priv;
+ unsigned long flags, caps;
+ int ret;
+
+ caps = priv->fwcapinfo;
+ if (((cmd == BOOT_CMD_UPDATE_FW) && !(caps & FW_CAPINFO_FIRMWARE_UPGRADE)) ||
+ ((cmd == BOOT_CMD_UPDATE_BOOT2) && !(caps & FW_CAPINFO_BOOT2_UPGRADE)))
+ return -EOPNOTSUPP;
+
+ /* Ensure main thread is idle. */
+ spin_lock_irqsave(&priv->driver_lock, flags);
+ while (priv->cur_cmd != NULL || priv->dnld_sent != DNLD_RES_RECEIVED) {
+ spin_unlock_irqrestore(&priv->driver_lock, flags);
+ if (wait_event_interruptible(priv->waitq,
+ (priv->cur_cmd == NULL &&
+ priv->dnld_sent == DNLD_RES_RECEIVED))) {
+ return -ERESTARTSYS;
+ }
+ spin_lock_irqsave(&priv->driver_lock, flags);
+ }
+ priv->dnld_sent = DNLD_BOOTCMD_SENT;
+ spin_unlock_irqrestore(&priv->driver_lock, flags);
+
+ ret = __if_usb_prog_firmware(cardp, fwname, cmd);
+
+ spin_lock_irqsave(&priv->driver_lock, flags);
+ priv->dnld_sent = DNLD_RES_RECEIVED;
+ spin_unlock_irqrestore(&priv->driver_lock, flags);
+
+ wake_up_interruptible(&priv->waitq);
+
+ return ret;
+}
+
+static int __if_usb_prog_firmware(struct if_usb_card *cardp,
+ const char *fwname, int cmd)
{
int i = 0;
static int reset_count = 10;
lbs_deb_enter(LBS_DEB_USB);
- if ((ret = request_firmware(&cardp->fw, lbs_fw_name,
- &cardp->udev->dev)) < 0) {
+ ret = request_firmware(&cardp->fw, fwname, &cardp->udev->dev);
+ if (ret < 0) {
lbs_pr_err("request_firmware() failed with %#x\n", ret);
- lbs_pr_err("firmware %s not found\n", lbs_fw_name);
+ lbs_pr_err("firmware %s not found\n", fwname);
goto done;
}
- if (check_fwfile_format(cardp->fw->data, cardp->fw->size))
+ if (check_fwfile_format(cardp->fw->data, cardp->fw->size)) {
+ ret = -EINVAL;
goto release_fw;
+ }
+
+ /* Cancel any pending usb business */
+ usb_kill_urb(cardp->rx_urb);
+ usb_kill_urb(cardp->tx_urb);
+
+ cardp->fwlastblksent = 0;
+ cardp->fwdnldover = 0;
+ cardp->totalbytes = 0;
+ cardp->fwfinalblk = 0;
+ cardp->bootcmdresp = 0;
restart:
if (if_usb_submit_rx_urb_fwload(cardp) < 0) {
lbs_deb_usbd(&cardp->udev->dev, "URB submission is failed\n");
- ret = -1;
+ ret = -EIO;
goto release_fw;
}
do {
int j = 0;
i++;
- /* Issue Boot command = 1, Boot from Download-FW */
- if_usb_issue_boot_command(cardp, BOOT_CMD_FW_BY_USB);
+ if_usb_issue_boot_command(cardp, cmd);
/* wait for command response */
do {
j++;
} while (cardp->bootcmdresp == 0 && j < 10);
} while (cardp->bootcmdresp == 0 && i < 5);
- if (cardp->bootcmdresp == 0) {
+ if (cardp->bootcmdresp == BOOT_CMD_RESP_NOT_SUPPORTED) {
+ /* Return to normal operation */
+ ret = -EOPNOTSUPP;
+ usb_kill_urb(cardp->rx_urb);
+ usb_kill_urb(cardp->tx_urb);
+ if (if_usb_submit_rx_urb(cardp) < 0)
+ ret = -EIO;
+ goto release_fw;
+ } else if (cardp->bootcmdresp <= 0) {
if (--reset_count >= 0) {
if_usb_reset_device(cardp);
goto restart;
}
- return -1;
+ ret = -EIO;
+ goto release_fw;
}
i = 0;
cardp->totalbytes = 0;
cardp->fwfinalblk = 0;
- if_prog_firmware(cardp);
+ /* Send the first firmware packet... */
+ if_usb_send_fw_pkt(cardp);
- do {
- lbs_deb_usbd(&cardp->udev->dev,"Wlan sched timeout\n");
- i++;
- msleep_interruptible(100);
- if (cardp->surprise_removed || i >= 20)
- break;
- } while (!cardp->fwdnldover);
+ /* ... and wait for the process to complete */
+ wait_event_interruptible(cardp->fw_wq, cardp->surprise_removed || cardp->fwdnldover);
+
+ del_timer_sync(&cardp->fw_timeout);
+ usb_kill_urb(cardp->rx_urb);
if (!cardp->fwdnldover) {
lbs_pr_info("failed to load fw, resetting device!\n");
}
lbs_pr_info("FW download failure, time = %d ms\n", i * 100);
- ret = -1;
+ ret = -EIO;
goto release_fw;
}
-release_fw:
+ release_fw:
release_firmware(cardp->fw);
cardp->fw = NULL;
-done:
+ done:
lbs_deb_leave_args(LBS_DEB_USB, "ret %d", ret);
return ret;
}
#ifdef CONFIG_PM
static int if_usb_suspend(struct usb_interface *intf, pm_message_t message)
{
- struct usb_card_rec *cardp = usb_get_intfdata(intf);
+ struct if_usb_card *cardp = usb_get_intfdata(intf);
struct lbs_private *priv = cardp->priv;
+ int ret;
lbs_deb_enter(LBS_DEB_USB);
- if (priv->adapter->psstate != PS_STATE_FULL_POWER)
+ if (priv->psstate != PS_STATE_FULL_POWER)
return -1;
- if (priv->mesh_dev && !priv->mesh_autostart_enabled) {
- /* Mesh autostart must be activated while sleeping
- * On resume it will go back to the current state
- */
- struct cmd_ds_mesh_access mesh_access;
- memset(&mesh_access, 0, sizeof(mesh_access));
- mesh_access.data[0] = cpu_to_le32(1);
- lbs_prepare_and_send_command(priv,
- CMD_MESH_ACCESS,
- CMD_ACT_MESH_SET_AUTOSTART_ENABLED,
- CMD_OPTION_WAITFORRSP, 0, (void *)&mesh_access);
- }
-
- netif_device_detach(cardp->eth_dev);
- netif_device_detach(priv->mesh_dev);
+ ret = lbs_suspend(priv);
+ if (ret)
+ goto out;
/* Unlink tx & rx urb */
usb_kill_urb(cardp->tx_urb);
usb_kill_urb(cardp->rx_urb);
- cardp->rx_urb_recall = 1;
-
+ out:
lbs_deb_leave(LBS_DEB_USB);
- return 0;
+ return ret;
}
static int if_usb_resume(struct usb_interface *intf)
{
- struct usb_card_rec *cardp = usb_get_intfdata(intf);
+ struct if_usb_card *cardp = usb_get_intfdata(intf);
struct lbs_private *priv = cardp->priv;
lbs_deb_enter(LBS_DEB_USB);
- cardp->rx_urb_recall = 0;
-
- if_usb_submit_rx_urb(cardp->priv);
-
- netif_device_attach(cardp->eth_dev);
- netif_device_attach(priv->mesh_dev);
+ if_usb_submit_rx_urb(cardp);
- if (priv->mesh_dev && !priv->mesh_autostart_enabled) {
- /* Mesh autostart was activated while sleeping
- * Disable it if appropriate
- */
- struct cmd_ds_mesh_access mesh_access;
- memset(&mesh_access, 0, sizeof(mesh_access));
- mesh_access.data[0] = cpu_to_le32(0);
- lbs_prepare_and_send_command(priv,
- CMD_MESH_ACCESS,
- CMD_ACT_MESH_SET_AUTOSTART_ENABLED,
- CMD_OPTION_WAITFORRSP, 0, (void *)&mesh_access);
- }
+ lbs_resume(priv);
lbs_deb_leave(LBS_DEB_USB);
return 0;
.id_table = if_usb_table,
.suspend = if_usb_suspend,
.resume = if_usb_resume,
+ .reset_resume = if_usb_resume,
};
static int __init if_usb_init_module(void)
module_exit(if_usb_exit_module);
MODULE_DESCRIPTION("8388 USB WLAN Driver");
-MODULE_AUTHOR("Marvell International Ltd.");
+MODULE_AUTHOR("Marvell International Ltd. and Red Hat, Inc.");
MODULE_LICENSE("GPL");
git://ftp.safe.ca / safe / jmp / linux-2.6 / blobdiff