]> pilppa.com Git - linux-2.6-omap-h63xx.git/commitdiff
libertas: provide reset_card() callback on OLPC
authorDavid Woodhouse <dwmw2@infradead.org>
Tue, 20 May 2008 15:48:52 +0000 (16:48 +0100)
committerJohn W. Linville <linville@tuxdriver.com>
Tue, 3 Jun 2008 19:00:13 +0000 (15:00 -0400)
Signed-off-by: David Woodhouse <dwmw2@infradead.org>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
drivers/net/wireless/libertas/if_usb.c

index 8032df72aaab59fa368783d82325befd23ee7dda..24783103a7ddb5bba1f34b48396040b38447774a 100644 (file)
@@ -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);
@@ -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;