diff options
Diffstat (limited to 'drivers/net/wireless/libertas/if_usb.c')
| -rw-r--r-- | drivers/net/wireless/libertas/if_usb.c | 27 |
1 files changed, 25 insertions, 2 deletions
diff --git a/drivers/net/wireless/libertas/if_usb.c b/drivers/net/wireless/libertas/if_usb.c index 8032df72aaa..632c291404a 100644 --- a/drivers/net/wireless/libertas/if_usb.c +++ b/drivers/net/wireless/libertas/if_usb.c @@ -7,6 +7,10 @@ #include <linux/netdevice.h> #include <linux/usb.h> +#ifdef CONFIG_OLPC +#include <asm/olpc.h> +#endif + #define DRV_NAME "usb8xxx" #include "host.h" @@ -146,6 +150,14 @@ static void if_usb_fw_timeo(unsigned long priv) 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 * @param ifnum interface number @@ -231,6 +243,11 @@ static int if_usb_probe(struct usb_interface *intf, cardp->priv->fw_ready = 1; priv->hw_host_to_card = if_usb_host_to_card; +#ifdef CONFIG_OLPC + if (machine_is_olpc()) + priv->reset_card = if_usb_reset_olpc_card; +#endif + cardp->boot2_version = udev->descriptor.bcdDevice; if_usb_submit_rx_urb(cardp); @@ -293,7 +310,7 @@ static void if_usb_disconnect(struct usb_interface *intf) static int if_usb_send_fw_pkt(struct if_usb_card *cardp) { struct fwdata *fwdata = cardp->ep_out_buf; - uint8_t *firmware = cardp->fw->data; + const uint8_t *firmware = cardp->fw->data; /* If we got a CRC failure on the last block, back up and retry it */ @@ -364,6 +381,11 @@ static int if_usb_reset_device(struct if_usb_card *cardp) ret = usb_reset_device(cardp->udev); 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); return ret; @@ -746,7 +768,7 @@ static int if_usb_issue_boot_command(struct if_usb_card *cardp, int ivalue) * len image length * @return 0 or -1 */ -static int check_fwfile_format(uint8_t *data, uint32_t totlen) +static int check_fwfile_format(const uint8_t *data, uint32_t totlen) { uint32_t bincmd, exit; uint32_t blksize, offset, len; @@ -925,6 +947,7 @@ static struct usb_driver if_usb_driver = { .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) |