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path: root/drivers/net/wireless/orinoco/hw.c
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Diffstat (limited to 'drivers/net/wireless/orinoco/hw.c')
-rw-r--r--drivers/net/wireless/orinoco/hw.c23
1 files changed, 23 insertions, 0 deletions
diff --git a/drivers/net/wireless/orinoco/hw.c b/drivers/net/wireless/orinoco/hw.c
index 40dc25c7d0e..0f6426d54f2 100644
--- a/drivers/net/wireless/orinoco/hw.c
+++ b/drivers/net/wireless/orinoco/hw.c
@@ -15,6 +15,9 @@
#define SYMBOL_MAX_VER_LEN (14)
+/* Symbol firmware has a bug allocating buffers larger than this */
+#define TX_NICBUF_SIZE_BUG 1585
+
/********************************************************************/
/* Data tables */
/********************************************************************/
@@ -364,6 +367,26 @@ out:
return err;
}
+int orinoco_hw_allocate_fid(struct orinoco_private *priv)
+{
+ struct net_device *dev = priv->ndev;
+ struct hermes *hw = &priv->hw;
+ int err;
+
+ err = hermes_allocate(hw, priv->nicbuf_size, &priv->txfid);
+ if (err == -EIO && priv->nicbuf_size > TX_NICBUF_SIZE_BUG) {
+ /* Try workaround for old Symbol firmware bug */
+ priv->nicbuf_size = TX_NICBUF_SIZE_BUG;
+ err = hermes_allocate(hw, priv->nicbuf_size, &priv->txfid);
+
+ printk(KERN_WARNING "%s: firmware ALLOC bug detected "
+ "(old Symbol firmware?). Work around %s\n",
+ dev->name, err ? "failed!" : "ok.");
+ }
+
+ return err;
+}
+
int orinoco_get_bitratemode(int bitrate, int automatic)
{
int ratemode = -1;